1. The utility model provides an anti rupture strength detection device of graphite product, includes box (1), its characterized in that: a rotatable driving bevel gear (3) is mounted on the inner wall of the bottom end of the box body (1), a first driven bevel gear (4) and a second driven bevel gear (5) which can synchronously move left and right are respectively arranged at the left end and the right end of the driving bevel gear (3), fan blades (64) are mounted on the rear side of the inner wall of the upper end of the box body (1), cleaning plates (61) are respectively mounted on the left side and the right side of the inner wall of the upper end of the box body (1), and when the first driven bevel gear (4) moves leftwards and is meshed with the driving bevel gear (3), a structure that the fan blades (64) can rotate while swinging downwards, move leftwards and rightwards and reciprocate, and the cleaning plates (61) move forwards and backwards and forwards is formed; the inner wall of the upper end of the box body (1) is connected with a detection table (26) in a sliding mode, the left side and the right side of the upper end surface of the detection table (26) are respectively connected with a clamping box (31) in a sliding mode, and when the second driven bevel gear (5) moves rightwards and is meshed with the driving bevel gear (3), a structure that the detection table (26) moves upwards and the clamping box (31) moves inwards at the same time can be formed.

2. The device for detecting flexural strength of graphite product according to claim 1, wherein: the left side and the right side of the driving bevel gear (3) are respectively provided with a first rotating shaft (6) and a second rotating shaft (8) which are rotatably connected with the box body (1), the bottom end of the box body (1) is slidably connected with a special-shaped bearing plate (10), the first driven bevel gear (4) and the second driven bevel gear (5) are respectively rotatably connected with the inner walls of the left end and the right end of the special-shaped bearing plate (10), the special-shaped bearing plates (10) are sleeved on the outer surfaces of the corresponding first rotating shaft (6) and the second rotating shaft (8), the first driven bevel gear (4) is slidably connected with the outer surface of the first rotating shaft (6), and the second driven bevel gear (5) is slidably connected with the outer surface of the second rotating shaft (8); the middle part of the front end surface of the special-shaped bearing plate (10) is hinged with a tension spring (13), and the other end of the tension spring (13) is hinged with a small connecting rod (14).

3. The flexural strength test apparatus for graphite products according to claim 2, wherein: the left side of the outer surface of the second rotating shaft (8) is fixedly connected with a first small bevel gear (7), the left side of the first small bevel gear (7) is meshed with a first large bevel gear (15), the center of the first large bevel gear (15) is fixedly connected with a first thick rotating shaft (16) which is rotatably connected with the box body (1), a clutch cylinder (18) is sleeved at the upper end of the first thick rotating shaft (16), a first sliding pin (17) is fixedly connected at the upper end of the outer surface of the first thick rotating shaft (16), a triangular clamping groove matched with the first sliding pin (17) is formed in the lower end of the clutch cylinder (18), a first supporting plate (20) is fixedly connected at the bottom end of the box body (1), the inner wall of the first supporting plate (20) is rotatably connected with a second thick rotating shaft (21), the lower end of the second thick rotating shaft (21) is sleeved on the inner wall of the clutch cylinder (18), a second sliding pin (22) is fixedly connected at the lower end of the outer surface of the second thick rotating shaft (21), clutch barrel (18) surface upper end seted up with second sliding pin (22) matched with L shape draw-in groove, the pot head has first spring (19) with clutch barrel (18) matched with under the thick pivot of second (21) surface, box (1) middle part rigid coupling has a square backup pad (25), square backup pad (25) inner wall rigid coupling has a thick thread section of thick bamboo (24), it is connected with thick threaded rod (23) to detect platform (26) middle part inner wall rotation, thick threaded rod (23) threaded connection is at a thick thread section of thick bamboo (24) inner wall, thick threaded rod (23) sliding connection is on the thick pivot of second (21) surface.

4. The flexural strength test apparatus for graphite products according to claim 3, wherein: a second large bevel gear (27) is fixedly connected to the upper end of the outer surface of the coarse threaded rod (23), second small bevel gears (28) are respectively meshed to the left end and the right end of each second large bevel gear (27), small threaded rods (29) rotatably connected with the detection table (26) are respectively fixedly connected to the centers of the second small bevel gears (28), small threaded cylinders (32) are respectively in threaded connection with the outer surfaces of the small threaded rods (29), and the small threaded cylinders (32) are rotatably connected to the inner walls of the corresponding clamping boxes (31); it has cardboard (33) to press from both sides case (31) inner wall sliding connection respectively, a little screw thread section of thick bamboo (32) surface is seted up respectively with cardboard (33) matched with draw-in groove, cardboard (33) upper end rigid coupling has little sliding pin (39) respectively, it has splint (34) to press from both sides case (31) upper end surface sliding connection respectively, splint (34) outside surface rigid coupling respectively has square guide arm (37), square guide arm (37) outside surface rigid coupling respectively has square (38), square (38) front end surface is seted up respectively with the oblique spout of corresponding little sliding pin (39) matched with.

5. The flexural strength test apparatus for graphite products according to claim 2, wherein: the outer surface right end rigid coupling of first pivot (6) has big band pulley (9), big band pulley (9) upper end rear side area is connected with little band pulley (41), the rigid coupling of little band pulley (41) center department has long pivot (42), long pivot (42) rotate to be connected at box (1) inner wall, box (1) upper end rear side inner wall is equipped with big backup pad (40), surface sliding connection has little backup pad (48) on big backup pad (40), surface middle part sliding connection has first steering bevel gear (45) in long pivot (42), the meshing of first steering bevel gear (45) front end has second steering bevel gear (46), the coaxial rigid coupling of second steering bevel gear (46) front end has incomplete straight-teeth gear (47), box (1) upper end rear side inner wall rigid coupling has first ring gear (44) with incomplete straight-teeth gear (47) matched with, the front end of the incomplete straight gear (47) is coaxially and fixedly connected with a worm (49) which is rotatably connected with a small supporting plate (48).

6. The flexural strength test apparatus for graphite products according to claim 5, wherein: the front end of the worm (49) is fixedly connected with a first universal joint (53), the front end of the first universal joint (53) is fixedly connected with a telescopic shaft (54), the front end of the telescopic shaft (54) is fixedly connected with a second universal joint (55), the front end of the second universal joint (55) is fixedly connected with a fan blade (64), the front side of the upper surface of the small supporting plate (48) is hinged with a movable plate (52), the fan blade (64) is rotatably connected to the front end of the movable plate (52), the upper end of the worm (49) is meshed with a worm wheel (50), a non-circle center part of the surface of the right end of the worm wheel (50) is hinged with a first connecting rod (51), and the other end of the first connecting rod (51) is hinged with the movable plate (52).

7. The flexural strength test apparatus for graphite products according to claim 6, wherein: the outer surface of the long rotating shaft (42) is fixedly connected with a first belt wheel (43) at the left end and the right end respectively, the front end of the first belt wheel (43) is connected with a second belt wheel (56) respectively, the center of the second belt wheel (56) is fixedly connected with a small rotating shaft (57) respectively, the small rotating shaft (57) is rotatably connected with the inner walls of the left end and the right end of the box body (1) respectively, the inner side of the outer surface of the small rotating shaft (57) is fixedly connected with a small straight gear (58) respectively, the left side and the right side of the inner wall of the upper end of the box body (1) are slidably connected with a long sliding plate (62) respectively, the upper end surface of the long sliding plate (62) is slidably connected with a limiting plate (59) respectively, the outer side surface of the limiting plate (59) is fixedly connected with a second annular ring gear (60) matched with the corresponding small straight gear (58) respectively, and the outer side surface of the limiting plate (59) is provided with an annular chute matched with the corresponding small rotating shaft (57) respectively, the cleaning plates (61) are respectively and fixedly connected to the inner side surfaces of the corresponding limiting plates (59).

Background

The graphite has many excellent properties, so the graphite is widely applied to the industrial departments of metallurgy, machinery, electricity, chemical industry, textile, national defense and the like, can be used as a refractory material, the graphite product keeps the original chemical characteristics of the flake graphite and also has strong self-lubricating property, and the flexural strength of the graphite product needs to be detected after production so as to determine whether the use requirement is met; when the conventional device is used for detecting the breaking strength of a graphite product, the conventional device has a plurality of defects, such as the need of manual operation for fixing the graphite product, complex and complicated steps and low efficiency, and the graphite product is brittle, so that more graphite chips can be generated after the graphite product is broken, and the graphite chips are remained in the device and are difficult to clean; a breaking strength detection device of graphite products is designed to solve the problems mentioned above.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the device for detecting the flexural strength of the graphite product, the control of the device replaces manual operation to fix the graphite product, the workload of workers can be reduced, the efficiency is high, the detected graphite fragments can be cleaned, and the problems that the graphite product needs to be fixed by manual operation, the steps are complicated, the efficiency is low, the graphite fragments remained in the device are difficult to clean and the like are effectively solved.

In order to solve the problems, the invention adopts the technical scheme that:

a bending strength detection device for graphite products comprises a box body, wherein a rotatable driving bevel gear is mounted on the inner wall of the bottom end of the box body, a first driven bevel gear and a second driven bevel gear which can synchronously move left and right are respectively arranged at the left end and the right end of the driving bevel gear, blades are mounted on the rear side of the inner wall of the upper end of the box body, cleaning plates are respectively mounted on the left side and the right side of the inner wall of the upper end of the box body, and when the first driven bevel gear moves leftwards and is meshed with the driving bevel gear, a structure that the blades rotate while swinging downwards, move leftwards and rightwards and reciprocate and the cleaning plates move forwards and backwards is formed; the inner wall of the upper end of the box body is connected with a detection table in a sliding mode, the left side and the right side of the surface of the upper end of the detection table are respectively connected with a clamping box in a sliding mode, and when the second driven bevel gear moves rightwards and is meshed with the driving bevel gear, a structure that the detection table moves upwards and the clamping boxes move inwards at the same time can be formed.

Preferably, the left side and the right side of the driving bevel gear are respectively provided with a first rotating shaft and a second rotating shaft which are rotatably connected with the box body, the bottom end of the box body is slidably connected with a special-shaped bearing plate, the first driven bevel gear and the second driven bevel gear are respectively rotatably connected with the inner walls of the left end and the right end of the special-shaped bearing plate, the special-shaped bearing plates are sleeved on the outer surfaces of the corresponding first rotating shaft and the second rotating shaft, the first driven bevel gear is slidably connected with the outer surface of the first rotating shaft, and the second driven bevel gear is slidably connected with the outer surface of the second rotating shaft; the middle part of the front end surface of the special-shaped bearing plate is hinged with a tension spring, and the other end of the tension spring is hinged with a small connecting rod.

Preferably, a first small bevel gear is fixedly connected to the left side of the outer surface of the second rotating shaft, a first large bevel gear is meshed to the left side of the first small bevel gear, a first thick rotating shaft rotatably connected with the box body is fixedly connected to the center of the first large bevel gear, a clutch cylinder is sleeved on the upper end of the first thick rotating shaft, a first sliding pin is fixedly connected to the upper end of the outer surface of the first thick rotating shaft, a triangular clamping groove matched with the first sliding pin is formed in the lower end of the clutch cylinder, a first supporting plate is fixedly connected to the bottom end of the box body, a second thick rotating shaft is rotatably connected to the inner wall of the first supporting plate, a second sliding pin is fixedly connected to the lower end of the outer surface of the second thick rotating shaft, an L-shaped clamping groove matched with the second sliding pin is formed in the upper end of the outer surface of the clutch cylinder, and a first spring matched with the clutch cylinder is sleeved on the lower end of the outer surface of the second thick rotating shaft, the box middle part rigid coupling has a square support board, square support board inner wall rigid coupling has a thick screw thread section of thick bamboo, it is connected with thick threaded rod to examine test table middle part inner wall rotation, thick threaded rod threaded connection is at a thick screw thread section of thick bamboo inner wall, thick threaded rod sliding connection is in the thick pivot surface upper end of second.

Preferably, a second large bevel gear is fixedly connected to the upper end of the outer surface of the coarse threaded rod, second small bevel gears are respectively meshed to the left end and the right end of each second large bevel gear, small threaded rods rotatably connected with the detection table are respectively fixedly connected to the centers of the second small bevel gears, small threaded cylinders are respectively in threaded connection with the outer surfaces of the small threaded rods, and the small threaded cylinders are rotatably connected to the corresponding inner walls of the clamping boxes; the clamping box comprises a clamping box body, clamping plates, clamping rods, square guide rods and inclined sliding grooves, wherein the clamping plates are slidably connected to the inner wall of the clamping box body respectively, the clamping grooves matched with the clamping plates are formed in the outer surfaces of the small threaded cylinders respectively, the upper ends of the clamping plates are fixedly connected with the small sliding pins respectively, the upper end surfaces of the clamping box body are slidably connected with the clamping plates respectively, the outer side surfaces of the clamping plates are fixedly connected with the square guide rods respectively, the outer side surfaces of the square guide rods.

Preferably, first pivot surface right-hand member rigid coupling has big band pulley, big band pulley upper end rear side area is connected with little band pulley, little band pulley center department rigid coupling has long pivot, long pivot rotates to be connected at the box inner wall, box upper end rear side inner wall is equipped with big backup pad, big backup pad upper end surface sliding connection has little backup pad, long pivot surface middle part sliding connection has first steering bevel gear, first steering bevel gear front end meshing has the second steering bevel gear, the coaxial rigid coupling of second steering bevel gear front end has incomplete straight-teeth gear, box upper end rear side inner wall rigid coupling has the first ring gear with incomplete straight-teeth gear matched with, the coaxial rigid coupling of incomplete straight-teeth gear front end has rotates the worm of being connected with little backup pad.

Preferably, the worm front end rigid coupling has first universal joint, first universal joint front end rigid coupling has the telescopic shaft, the telescopic shaft front end rigid coupling has the second universal joint, second universal joint front end and flabellum rigid coupling, little backup pad upper end surface front side articulates there is the loose plate, the flabellum rotates to be connected at the loose plate front end, the meshing of worm upper end has the worm wheel, the non-centre of a circle department in worm wheel right-hand member surface articulates there is first connecting rod, the other end of first connecting rod is articulated to articulate with the loose plate.

Preferably, both ends difference rigid coupling has first band pulley about the long pivot surface, first band pulley front end is taken respectively and is connected with the second band pulley, second band pulley center department rigid coupling has little pivot respectively, little pivot rotates respectively and connects the both ends inner wall about the box, the inboard rigid coupling respectively of little pivot surface has little straight-tooth gear, the box upper end inner wall left and right sides sliding connection respectively has long slide, long slide upper end surface sliding connection respectively has the limiting plate, limiting plate outside surface rigid coupling respectively has the second ring gear with corresponding little straight-tooth gear matched with, limiting plate outside surface is seted up respectively with the annular spout that corresponds little pivot matched with, the scavenging plate rigid coupling respectively is at the limiting plate inside surface that corresponds.

The invention has novel structure, ingenious conception and simple and convenient operation, and compared with the prior art, the invention has the following advantages:

1. according to the invention, the graphite sample to be detected is placed at the upper end of the bracket, after the motor is started, the corresponding handle is moved to enable the driving bevel gear to be meshed with the second driven bevel gear, so that the corresponding detection table drives the graphite sample to move upwards, the corresponding clamping plate can move inwards to clamp, calibrate and fix the graphite sample, when the graphite sample contacts the pressure measuring machine, the detection table does not move upwards under the action of the clutch cylinder, the graphite sample detection device is suitable for various graphite samples with different heights, and the graphite sample can automatically stop when contacting the pressure measuring machine, so that the graphite sample is prevented from being damaged.

2. According to the invention, the driving bevel gear is meshed with the first driven bevel gear by moving the handle, so that the corresponding fan blades can swing up and down while reciprocating left and right while rotating, and small-particle graphite sample residues in the device can be blown to the outer side of the device.

3. When the driving bevel gear is meshed with the first driven bevel gear, the corresponding cleaning plate can move in a reciprocating rectangular track, large-particle graphite sample residues at the upper end of the square supporting plate can be cleaned to the front end of the square supporting plate, and workers can clean the large-particle graphite sample residues conveniently.

Drawings

FIG. 1 is an isometric view of a flexural strength testing apparatus for graphite articles of the present invention.

Fig. 2 is an isometric view II of a flexural strength testing apparatus for graphite articles of the present invention.

Fig. 3 is a sectional view of a box body of the flexural strength detection apparatus for graphite products of the present invention.

Fig. 4 is a schematic view of the installation of a special-shaped bearing plate of the flexural strength testing apparatus for graphite products of the present invention.

Fig. 5 is a schematic view of the installation of a drive bevel gear of the flexural strength detection apparatus for graphite products according to the present invention.

Fig. 6 is a sectional view of a supporting plate of the flexural strength testing apparatus for graphite products of the present invention.

Fig. 7 is a schematic view of the installation of the second thick rotating shaft of the flexural strength testing apparatus for graphite products of the present invention.

Fig. 8 is a schematic view of the installation of the clutch cylinder of the flexural strength testing apparatus for graphite products of the present invention.

Fig. 9 is a cross-sectional view of a clutch cylinder of the flexural strength testing apparatus for graphite products of the present invention.

Fig. 10 is a schematic view of the installation of a small screw of the flexural strength testing apparatus for graphite products of the present invention.

Fig. 11 is a sectional view of a clamping box of the flexural strength testing apparatus for graphite products of the present invention.

Fig. 12 is a cross-sectional view of a small screw cylinder of the flexural strength testing apparatus for graphite products of the present invention.

Fig. 13 is a schematic view of the installation of the long rotating shaft of the flexural strength testing apparatus for graphite products of the present invention.

Fig. 14 is a schematic view of the installation of an incomplete spur gear of the flexural strength testing apparatus for graphite products according to the present invention.

Fig. 15 is a schematic view of the installation of the first connecting rod of the flexural strength testing apparatus for graphite products of the present invention.

Fig. 16 is a sectional view of a flap of the flexural strength test apparatus for graphite products of the present invention.

Fig. 17 is a schematic view of installation of a small spur gear of the flexural strength detection apparatus for a graphite product of the present invention.

Fig. 18 is a circular truncated cone sectional view of a flexural strength detection device for a graphite product according to the present invention.

Reference numbers in the figures: 1-box body, 2-motor, 3-driving bevel gear, 4-first driven bevel gear, 5-second driven bevel gear, 6-first rotating shaft, 7-first small bevel gear, 8-second rotating shaft, 9-big belt wheel, 10-special-shaped bearing plate, 11-long guide rod, 12-handle, 13-tension spring, 14-small connecting rod, 15-first large bevel gear, 16-first thick rotating shaft, 17-first sliding pin, 18-clutch cylinder, 19-first spring, 20-first supporting plate, 21-second thick rotating shaft, 22-second sliding pin, 23-thick threaded rod, 24-thick threaded cylinder, 25-square supporting plate, 26-detection table, 27-second large bevel gear, 28-second small bevel gear, 29-small threaded rod, 30-bracket, 31-clamping box, 32-small threaded cylinder, 33-clamping plate, 34-clamping plate, 35-baffle, 36-second spring, 37-square guide rod, 38-square block, 39-small sliding pin, 40-large support plate, 41-small belt wheel, 42-long rotating shaft, 43-first belt wheel, 44-first annular gear ring, 45-first steering bevel gear, 46-second steering bevel gear, 47-incomplete gear, 48-small support plate, 49-worm, 50-worm gear, 51-first connecting rod, 52-flap, 53-first universal joint, 54-telescopic shaft, 55-second universal joint, 56-second belt wheel, 57-small rotating shaft, 58-small straight gear, 59-a limiting plate, 60-a second annular gear ring, 61-a cleaning plate, 62-a long sliding plate, 63-a pressure measuring machine, 64-a fan blade and 65-a circular table.

Detailed Description

The following are specific embodiments of the present invention, and the technical solutions of the present invention will be further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 18, the invention provides a bending strength detection device for graphite products, which comprises a box body 1, wherein a rotatable driving bevel gear 3 is mounted on the inner wall of the bottom end of the box body 1, a first driven bevel gear 4 and a second driven bevel gear 5 which can synchronously move left and right are respectively arranged at the left end and the right end of the driving bevel gear 3, a fan blade 64 is mounted on the rear side of the inner wall of the upper end of the box body 1, cleaning plates 61 are respectively mounted on the left side and the right side of the inner wall of the upper end of the box body 1, and when the first driven bevel gear 4 moves left and is meshed with the driving bevel gear 3, a structure that the fan blade 64 rotates while swinging downward and reciprocates left and right and the cleaning plates 61 reciprocate back and forth can be formed; the inner wall of the upper end of the box body 1 is connected with a detection table 26 in a sliding mode, the left side and the right side of the surface of the upper end of the detection table 26 are respectively connected with a clamping box 31 in a sliding mode, and when the second driven bevel gear 5 moves rightwards and is meshed with the driving bevel gear 3, a structure that the detection table 26 moves upwards and the clamping box 31 moves inwards at the same time can be formed.

As shown in fig. 1-6, 10, 14 and 17, the box body 1 is used for supporting and mounting the whole device; as shown in fig. 1-3, a display is arranged at the upper end of the box body 1, a pressure measuring machine 63 is arranged on the inner wall of the upper end of the box body 1, the display and the pressure measuring machine 63 are used for observing the force on the display after the graphite product is broken by the pressure measuring machine 63, and then the breaking strength of the graphite product is calculated, and the display and the pressure measuring machine 63 both belong to the prior art and are not described again; the bottom end of the box body 1 is fixedly connected with a motor 2, a driving bevel gear 3 is fixedly connected to the front end of the motor 2, and as shown in figures 3-5, the motor 2 is used for providing a power source for the driving bevel gear 3 to enable the driving bevel gear 3 to rotate; the motor 2 is the prior art and is not described again; when the flexural strength of the graphite product needs to be tested, the graphite product is placed on the corresponding detection platform, and due to the fact that the height of the graphite sample to be tested is different, the corresponding detection platform 26 can move upwards when the second driven bevel gear 5 moves rightwards, so that the graphite sample to be tested moves to the lower end of the pressure measuring machine 63 and is in contact with the pressure measuring machine 63, the two corresponding clamping boxes 31 can move inwards synchronously to clamp and fix the graphite sample, and the flexural strength of the graphite sample can be measured through the pressure measuring machine 63; because the graphite product is brittle, broken small graphite blocks can be generated after the graphite product is broken, after the test is finished, the first driven bevel gear 4 is moved leftwards to be meshed with the driving bevel gear 3, the corresponding cleaning plate 61 can move back and forth in a reciprocating mode, the graphite blocks in the device are cleaned outwards, the corresponding fan blades 64 can move leftwards and rightwards while swinging downwards while rotating, fine graphite particles are swept by large-area scanning, the small graphite particles are swept outside the device, a manual cleaning device can be replaced, the efficiency is high, and the workload of workers is reduced.

A first rotating shaft 6 and a second rotating shaft 8 which are rotatably connected with the box body 1 are respectively arranged on the left side and the right side of the driving bevel gear 3, a special-shaped bearing plate 10 is slidably connected with the bottom end of the box body 1, a first driven bevel gear 4 and a second driven bevel gear 5 are respectively rotatably connected with the inner walls of the left end and the right end of the special-shaped bearing plate 10, the special-shaped bearing plates 10 are respectively sleeved on the outer surfaces of the corresponding first rotating shaft 6 and the second rotating shaft 8, the first driven bevel gear 4 is slidably connected with the outer surface of the first rotating shaft 6, and the second driven bevel gear 5 is slidably connected with the outer surface of the second rotating shaft 8; the middle part of the front end surface of the special-shaped bearing plate 10 is hinged with a tension spring 13, and the other end of the tension spring 13 is hinged with a small connecting rod 14.

As shown in fig. 4-5, a long guide rod 11 is fixedly connected to the upper end surface of the special-shaped bearing plate 10, the right end of the long guide rod 11 penetrates through the inner wall of the box body 1 and is slidably connected to the inner wall of the box body 1, and a handle 12 is fixedly connected to the right end surface of the long guide rod 11; the special-shaped bearing plate 10, the tension spring 13 and the small connecting rod 14 are installed and shaped as shown in fig. 4, the other end of the small connecting rod 14 is hinged with a circular table 65, the bottom end of the circular table 65 is fixedly connected to the inner wall of the box body 1, the circular table 65 plays a role in supporting and limiting the small connecting rod 14, the circular table 65 and the small connecting rod 14 are installed as shown in fig. 18, and the small connecting rod 14 can only swing leftwards or rightwards in a small amplitude under the limiting of the circular table 65; the outer surfaces of the first rotating shaft 6 and the second rotating shaft 8 are respectively and rotatably connected with bearing seats, and the bottom ends of the bearing seats are respectively and fixedly connected to the inner wall of the bottom end of the box body 1; the first driven bevel gear 4 and the first rotating shaft 6 are in spline connection, the first driven bevel gear 4 can slide left and right on the outer surface of the first rotating shaft 6 and can drive the first rotating shaft 6 to rotate when the first driven bevel gear 4 rotates, the second driven bevel gear 5 and the second rotating shaft 8 are in spline connection, the second driven bevel gear 5 can slide back and forth on the outer surface of the second rotating shaft 8 and can drive the second rotating shaft 8 to rotate when the second driven bevel gear 5 rotates; when the corresponding handle 12 is pushed to the left, the long guide rod 11 will drive the special-shaped bearing plate 10 to slide to the left, and the special-shaped bearing plate 10 to slide to the left will drive the corresponding first driven bevel gear 4 and second driven bevel gear 5 to synchronously slide to the left, so that the corresponding second driven bevel gear 5 is disengaged from the drive bevel gear 3 and the first driven bevel gear 4 is engaged with the drive bevel gear 3, at which time the corresponding first rotating shaft 6 is rotated, the second rotating shaft 8 is not rotated any more, when the special bearing plate 10 slides leftwards, the corresponding tension spring 13 is driven to move leftwards, the tension spring 13 moves leftwards and pulls the corresponding small connecting rod 14 to swing leftwards, and the corresponding special-shaped shaft measuring plate always has a leftward force under the limit of the small connecting rod 14 and the tension of the tension spring 13, so that the corresponding first driven bevel gear 4 is meshed with the driving bevel gear 3 and is not separated from the driving bevel gear; in a similar way, when the handle 12 is pulled rightwards, the corresponding first driven bevel gear 4 is disengaged from the driving bevel gear 3, and the second driven bevel gear 5 is engaged with the driving bevel gear 3, the tension spring 13 can pull the corresponding small connecting rod 14 to swing rightwards, so that the special-shaped bearing plate 10 always has a rightward force, the second driven bevel gear 5 is always engaged with the driving bevel gear 3, and the first rotating shaft 6 rotates.

A first small bevel gear 7 is fixedly connected to the left side of the outer surface of the second rotating shaft 8, a first large bevel gear 15 is meshed to the left side of the first small bevel gear 7, a first thick rotating shaft 16 which is rotatably connected with the box body 1 is fixedly connected to the center of the first large bevel gear 15, a clutch barrel 18 is sleeved on the upper end of the first thick rotating shaft 16, a first sliding pin 17 is fixedly connected to the upper end of the outer surface of the first thick rotating shaft 16, a triangular clamping groove matched with the first sliding pin 17 is formed in the lower end of the clutch barrel 18, a first supporting plate 20 is fixedly connected to the bottom end of the box body 1, a second thick rotating shaft 21 is rotatably connected to the inner wall of the first supporting plate 20, the lower end of the second thick rotating shaft 21 is sleeved on the inner wall of the clutch barrel 18, a second sliding pin 22 is fixedly connected to the lower end of the outer surface of the second thick rotating shaft 21, an L-shaped clamping groove matched with the second sliding pin 22 is formed in the upper end of the outer surface, 1 middle part rigid coupling of box has a square support board 25, the 25 inner wall rigid couplings of square support board have a thick thread section of thick bamboo 24, it is connected with thick threaded rod 23 to examine the 26 middle part inner walls of platform rotation, thick threaded rod 23 threaded connection is at a thick thread section of thick bamboo 24 inner walls, thick threaded rod 23 sliding connection is in the 21 outer surface upper ends of the thick pivot of second.

As shown in fig. 5-9, the lower end surface of the thick threaded rod 23 is provided with a cylindrical groove matched with the second thick rotating shaft 21, belonging to spline connection, the thick threaded rod 23 can slide up and down on the outer surface of the second thick rotating shaft 21, and when the second thick rotating shaft 21 rotates, the thick threaded rod 23 can drive the corresponding thick threaded rod to rotate; the detection table 26 is connected to the inner wall of the box body 1 in a sliding way; the installation and shape of the first sliding pin 17, the second sliding pin 22, the clutch cylinder 18, the triangular clamping groove and the L-shaped clamping groove are shown in fig. 7-8, the clutch cylinder 18, the first sliding pin 17 and the second sliding pin 22 are installed to perform overload protection on a graphite sample, when the graphite sample to be detected is placed on the detection table 26, the second driven bevel gear 5 is controlled to move to enable the second rotating shaft 8 to rotate, when the second rotating shaft 8 rotates, the corresponding first small bevel gear 7, the corresponding first large bevel gear 15 and the corresponding first thick rotating shaft 16 can synchronously rotate through meshing and coaxial transmission, when the first thick rotating shaft 16 rotates, the corresponding first sliding pin 17 can be driven to circularly rotate, the first sliding pin 17 can drive the corresponding clutch cylinder 18 to rotate under the action of the triangular clamping groove, when the clutch cylinder 18 rotates, the second sliding pin 22 can be driven to circularly move under the action of the corresponding L-shaped clamping groove and the second sliding pin 22, so that the second coarse rotating shaft 21 rotates, the second coarse rotating shaft 21 rotates to drive the coarse threaded rod 23 to rotate, the coarse threaded rod 23 rotates to drive the coarse threaded rod 23 to move upwards under the threaded connection of the coarse threaded cylinder 24, the coarse threaded rod 23 moves upwards to drive the corresponding detection table 26 to move upwards, the detection table 26 moves upwards to drive the corresponding graphite sample to move upwards, when the upper end surface of the graphite sample contacts the pressure measuring machine 63, the first coarse rotating shaft 16 continues to rotate, the corresponding first sliding pin 17 is driven to continue to do circular motion, but the graphite sample cannot continue to rise after contacting the pressure measuring machine 63, so that the first sliding pin 17 breaks away from the triangular clamping groove on the inner wall of the clutch cylinder 18 when continuing to rotate circularly, the clutch cylinder 18 moves upwards to press the first spring 19, and the corresponding second sliding pin 22 slides to the lower end side of the L-shaped clamping groove under the rising of the clutch cylinder 18, at the moment, the first coarse rotating shaft 16 continues to rotate, the clutch cylinder 18 and the second coarse rotating shaft 21 do not rotate any more, so that the corresponding coarse threaded rod 23 and the corresponding detection platform 26 do not rotate on the upper part of the body any more, and a graphite sample can be protected; the thickness of the graphite samples to be detected is different, and the thickness of the graphite samples can be adapted to the thickness of various graphite samples through the matching of the first sliding pin 17, the second sliding pin 22 and the clutch cylinder 18; the lower end of the clutch cylinder 18 is provided with a corrugated groove which is used for increasing the friction force with the first sliding pin 17, as shown in fig. 8; when the detection table 26 needs to move downwards, namely the corresponding detection table 26 is reset, and the switching motor 2 rotates reversely, at this time, the corresponding driving bevel gear 3, the second driven bevel gear 5, the second rotating shaft 8, the first small bevel gear 7 and the first large bevel gear 15 rotate reversely, so that the corresponding first thick rotating shaft 16 rotates reversely, the corresponding first sliding pin 17 is driven to do reverse circular motion, because the lower end of the L-shaped clamping groove is an arc-shaped plane, and the second sliding pin 22 contacts with the arc-shaped plane at the lower end of the L-shaped clamping groove, the first sliding pin 17 drives the corresponding clutch cylinder 18 to rotate reversely through the contact friction with the corrugated groove when rotating reversely, the clutch cylinder 18 rotates reversely, so that the second sliding pin 22 slides on the inner wall at the lower end of the L-shaped clamping groove, when the clutch cylinder 18 rotates until the second sliding pin 22 contacts with the right side of the surface at the lower end of the L-shaped clamping groove, because the second sliding pin 22 needs to drive some second thick rotating shafts 21 and thick threaded rods 23 to synchronously rotate when rotating, and needs to do work, the clutch cylinder 18 is not rotated any more under the action of the friction resistance of the device, and when the corresponding first sliding pin 17 continuously rotates circumferentially, namely meets a triangular clamping groove of the clutch cylinder 18, the clutch cylinder 18 can move downwards under the elastic force of the first spring 19 to enable the corresponding triangular clamping groove to be meshed with the first sliding pin 17 again, so that when the first sliding pin 17 continuously rotates circumferentially, the corresponding clutch cylinder 18, the second sliding pin 22, the second thick rotating shafts 21 and the thick threaded rods 23 can be driven to synchronously rotate, and when the thick threaded rods 23 rotate, the thick threaded rods 23 and the detection platform 26 can synchronously move downwards through the threaded connection with the thick threaded cylinders 24, so that the detection platform 26 moves downwards to the initial position.

A second large bevel gear 27 is fixedly connected to the upper end of the outer surface of the coarse threaded rod 23, second small bevel gears 28 are respectively meshed to the left end and the right end of each second large bevel gear 27, small threaded rods 29 which are rotatably connected with the detection table 26 are respectively fixedly connected to the centers of the second small bevel gears 28, small threaded cylinders 32 are respectively in threaded connection with the outer surfaces of the small threaded rods 29, and the small threaded cylinders 32 are rotatably connected to the inner walls of the corresponding clamping boxes 31; the inner wall of the clamping box 31 is respectively and slidably connected with a clamping plate 33, the outer surface of the small threaded cylinder 32 is respectively provided with a clamping groove matched with the clamping plate 33, the upper end of the clamping plate 33 is respectively and fixedly connected with a small sliding pin 39, the upper end surface of the clamping box 31 is respectively and slidably connected with a clamping plate 34, the outer side surface of the clamping plate 34 is respectively and fixedly connected with a square guide rod 37, the outer side surface of the square guide rod 37 is respectively and fixedly connected with a square block 38, and the front end surface of the square block 38 is respectively provided with an inclined sliding groove matched with the corresponding small sliding pin 39.

As shown in fig. 10-12, the left and right sides of the upper end surface of the detection table 26 are respectively fixedly connected with the supports 30, the supports 30 are used for supporting the graphite sample, and the graphite sample is broken under the pressure of the pressure measuring machine 63 by placing the graphite sample on the upper ends of the two supports 30; the left end and the right end of the outer surface of the small threaded rod 29 are respectively and rotatably connected with a bearing seat, and the bottom ends of the bearing seats are respectively and fixedly connected with the upper end surface of the detection table 26; the upper end surfaces of the clamping boxes 31 are fixedly connected with baffle plates 35 respectively, the square guide rods 37 penetrate through the corresponding baffle plates 35 respectively and are connected to the inner walls of the baffle plates 35 in a sliding manner, as shown in fig. 12, the outer surfaces of the square guide rods 37 are sleeved with second springs 36, the second springs 36 always have self elasticity, so that the corresponding small sliding pins 39 are arranged at the bottom ends of the inclined sliding grooves, the small sliding pins 39 are installed in a matched manner with the inclined sliding grooves, and the clamping plates 33 are installed in a matched manner with the clamping grooves as shown in fig. 12; when the thick threaded rod 23 rotates, that is, when the corresponding detection table 26 rises, the thick threaded rod 23 rotates to drive the second large bevel gear 27 to rotate, the second large bevel gear 27 rotates to drive the second small bevel gear 28 to rotate, the second small bevel gear 28 rotates to drive the small threaded rod 29 to rotate, because the small threaded cylinder 32 cannot be rotated due to the engagement of the clamping plate 33 and the clamping groove, the small threaded rod 29 rotates to move the corresponding clamping box 31 inwards through the threaded connection with the small threaded cylinder 32, the clamping box 31 moves inwards to cause the corresponding clamping plate 33, clamping plate 34, baffle 35, second spring 36, square guide rod 37, square 38 and small sliding pin 39 to move inwards synchronously, when the clamping plate 34 moves inwards to contact with the graphite sample, under the resistance of the graphite sample, the clamping plate 34, second spring 36, square guide rod 37 and square 38 do not move inwards any more, and when the corresponding small threaded rod 29 continues to rotate, the corresponding clamping box 31, the small threaded cylinder 32, the baffle 35 and the small sliding pin 39 can continuously move inwards, at this time, the small sliding pin 39 can enable the small sliding pin 39 to move upwards under the action of the inclined sliding groove, when the small sliding pin 39 moves upwards, the corresponding clamping plate 33 can slide upwards, when the clamping plate 33 slides upwards to be separated from the clamping groove, when the small threaded rod 29 continues to rotate, the small threaded cylinder 32 can rotate on the inner wall of the clamping box 31 along with the small threaded rod 29, and at this time, the corresponding clamping box 31, the clamping plate 33, the clamping plate 34, the baffle 35, the second spring 36, the direction guide rod 37, the square 38 and the small sliding pin 39 can not move inwards any more; therefore, the graphite sample is clamped, limited and fixed through the two clamping plates 34, and when the graphite sample is not placed at the center of the detection table 26, the graphite sample can be calibrated; when the pressure measuring machine 63 breaks the graphite sample, the corresponding square guide rod 37 moves inwards under the elastic force of the second spring 36, the square guide rod 37 moves inwards to drive the square block 38 to move inwards, the square block 38 moves inwards to drive the small sliding pin 39 to engage with the inclined sliding groove, so that the small sliding pin 39 moves downwards, the clamping plate 33 contacts with the outer surface of the small threaded cylinder 32, the clamping plate 33 has a downward acting force under the elastic force of the second spring 36, when the coarse threaded rod 23 rotates reversely, the corresponding second large bevel gear 27, second small bevel gear 28 and small threaded rod 29 also rotate reversely, the small threaded rod 29 drives the small threaded cylinder 32 to rotate reversely, when the clamping groove on the outer surface of the small threaded cylinder 32 meets the clamping plate 33, the clamping plate 33 enters the inner side of the clamping groove again under the elastic force of the second spring 36, and the small threaded cylinder 32 corresponding to the limit position does not rotate along with the small threaded rod 29 any more, when the small screw 29 continues to rotate, the corresponding clamp box 31, clamp plate 34, etc. move outward to the initial position, and the device is reset.

6 surface right-hand member rigid couplings of first pivot have big band pulley 9, big band pulley 9 upper end rear side area is connected with little band pulley 41, the rigid coupling of little band pulley 41 center department has long pivot 42, long pivot 42 rotates to be connected at box 1 inner wall, box 1 upper end rear side inner wall is equipped with big backup pad 40, big backup pad 40 upper end surface sliding connection has little backup pad 48, long pivot 42 surface middle part sliding connection has first steering bevel gear 45, first steering bevel gear 45 front end meshing has second steering bevel gear 46, the coaxial rigid coupling of second steering bevel gear 46 front end has incomplete straight gear 47, box 1 upper end rear side inner wall rigid coupling has first ring gear 44 with incomplete straight gear 47 matched with, the coaxial rigid coupling of incomplete straight gear 47 front end has rotates the worm 49 of being connected with little backup pad 48.

As shown in fig. 13 to 15, the incomplete spur gear 47 is installed with the first ring gear 44 as shown in fig. 14, and when the incomplete spur gear 47 rotates, the incomplete spur gear 47 reciprocates left and right by meshing with the first ring gear 44; the large support plate 40 is fixedly connected to the rear side of the upper end surface of the square support plate 25, and the small support plate 48 can slide left and right on the upper end surface of the large support plate 40; the outer surface of the worm 49 is rotatably connected with a bearing seat, and the bottom end of the bearing seat is fixedly connected to the upper end surface of the small supporting plate 48; the long rotating shaft 42 and the first steering bevel gear 45 are in splined connection, and the first steering bevel gear 45 can slide left and right on the outer surface of the long rotating shaft 42 and can rotate along with the long rotating shaft 42; the surface of the left end of the first steering bevel gear 45 is rotationally connected with a right-angle bearing seat, the other end of the right-angle bearing seat is rotationally connected with the second steering bevel gear 46, the right-angle bearing seats are installed as shown in fig. 14 and are respectively sleeved on the corresponding long rotating shaft 42 and the corresponding rotating shaft, and the purpose of the right-angle bearing seats is to realize that the first steering bevel gear 45 and the second steering bevel gear 46 are always in a meshed state and cannot be separated; when the first rotating shaft 6 rotates, the first rotating shaft 42 drives the large belt pulley 9, the small belt pulley 41 and the long rotating shaft 42 to synchronously rotate, the long rotating shaft 42 drives the corresponding first steering bevel gear 45 to rotate, the first steering bevel gear 45 rotates and drives the incomplete straight gear 47 and the worm 49 to synchronously rotate through meshing and coaxial transmission, when the incomplete straight gear 47 rotates, the corresponding small support plate 48, the first steering bevel gear 45, the second steering bevel gear 46 and the right-angle bearing seat can slide back and forth left and right through meshing with the first annular gear ring 44, and the small support plate 48 can drive the corresponding worm 49 to slide back and forth left and right through reciprocating sliding left and right, so that the force can be transmitted to the small support plate 48, and the small support plate 48 can be driven to slide back and left.

The front end of the worm 49 is fixedly connected with a first universal joint 53, the front end of the first universal joint 53 is fixedly connected with a telescopic shaft 54, the front end of the telescopic shaft 54 is fixedly connected with a second universal joint 55, the front end of the second universal joint 55 is fixedly connected with a fan blade 64, the front side of the upper surface of the small support plate 48 is hinged with a movable plate 52, the fan blade 64 is rotatably connected with the front end of the movable plate 52, the upper end of the worm 49 is meshed with a worm wheel 50, the non-circle center part of the surface of the right end of the worm wheel 50 is hinged with a first connecting rod 51, and the other end of the first connecting rod 51 is hinged with the movable plate 52.

As shown in fig. 15-16, a rotating shaft is fixedly connected to the center of the worm wheel 50, a bearing seat is rotatably connected to the outer surface of the rotating shaft, and the bottom end of the bearing seat is fixedly connected to the upper end surface of the small support plate 48; a rotating shaft is fixedly connected at the center of the fan blade 64 and is rotatably connected with the inner wall of the movable plate 52; as shown in fig. 16, the first universal joint 53, the second universal joint 55, the telescopic shaft 54, the flap 52 and the first connecting rod 51 are installed, and the telescopic shaft 54 can be stretched back and forth and can also serve as a rotating shaft to rotate; the first universal joint 53 and the second universal joint 55 have the function of realizing that the corresponding fan blades 64 can swing downwards without influencing rotation; when the worm 49 rotates, the corresponding first universal joint 53, the telescopic shaft 54, the second universal joint 55 and the fan blades 64 are driven to rotate synchronously, thereby, the fan blades 64 blow the inner wall of the box body 1, small graphite samples remained in the device can be blown out of the device towards the front end, and simultaneously, when the worm 49 rotates, the worm wheel 50 is driven to rotate by meshing with the worm wheel 50, the worm wheel 50 rotates to drive the rear end of the first connecting rod 51 to make a circular swing, the front end of the first connecting rod 51 pulls the corresponding flap 52 to swing downwards, thereby the fan blade 64 swings downwards, and when the fan blade 64 swings upwards, the corresponding first universal joint 53 and second universal joint 55 can be steered and the telescopic shaft 54 is lengthened, but does not affect the rotation of the fan blade 64, and the fan blade 64 can swing up and down and move left and right in a reciprocating manner while rotating, so that the large-area blowing device of the fan blade 64 is realized.

Both ends difference rigid coupling has first band pulley 43 about the long pivot 42 surface, first band pulley 43 front end difference area is connected with second band pulley 56, second band pulley 56 center department rigid coupling respectively has little pivot 57, little pivot 57 rotates respectively and connects the both ends inner wall about box 1, little pivot 57 surface inboard rigid coupling respectively has little spur gear 58, box 1 upper end inner wall left and right sides sliding connection respectively has long slide 62, long slide 62 upper end surface sliding connection respectively has limiting plate 59, limiting plate 59 outside surface rigid coupling respectively has with the little spur gear 58 matched with second ring gear 60 that corresponds, limiting plate 59 outside surface is seted up respectively with the little pivot 57 matched with annular spout that corresponds, cleaning plate 61 rigid coupling respectively is at the limiting plate 59 inboard surface that corresponds.

As shown in fig. 13 and 17, the long sliding plate 62 is slidably connected to the inner wall of the box body 1 up and down, and the stopper plate 59 is slidably connected to the upper end surface of the long sliding plate 62 back and forth; as shown in fig. 17, the small rotating shaft 57, the small spur gear 58, the second annular gear ring 60 and the limiting plate 59 are installed, and the small rotating shaft 57 is connected to the inner wall of the annular chute in a sliding manner and does not influence the rotation of the small rotating shaft 57; when the long rotating shaft 42 rotates, the first belt pulley 43, the second belt pulley 56 and the small rotating shaft 57 are driven to synchronously rotate, the small rotating shaft 57 rotates to drive the small spur gear 58 to rotate, the small spur gear 58 rotates to engage with the corresponding second annular gear ring 60 to move, because the second ring-shaped gear ring 60 is fixedly connected on the limit plate 59, the limit plate 59 is connected on the long sliding plate 62 in a sliding way, the long sliding plate 62 is connected on the inner wall of the box body 1 in a sliding way, under the matching of the small rotating shaft 57 and the ring-shaped sliding chute, when the small spur gear 58 is engaged with the second annular gear ring 60 to move, the corresponding limit plate 59 moves forwards and then moves upwards, moves backwards after moving upwards, moves downwards after moving backwards, moves forwards after moving downwards, and drives the corresponding cleaning plate 61 to move, so that the moving track of the corresponding cleaning plate 61 is rectangular and can be circulated repeatedly; when the lower end of the cleaning plate 61 moves forward, graphite scraps in the device can be cleaned to the front end of the square supporting plate 25, at the moment, the cleaning plate 61 needs to move upwards for a certain distance to be separated from the contact with the square supporting plate 25, the graphite scraps can be prevented from being retraced to the rear end of the square supporting plate 25 when the cleaning plate 61 moves backwards, and the graphite scraps at the upper end of the square supporting plate 25 can be thoroughly cleaned by circularly cleaning the square supporting plate 25 through the rectangular track motion of the cleaning plate 61.

When the graphite sample detection device is used, a graphite sample to be detected is placed at the upper end of the support 30, after the motor 2 is started, the corresponding handle 12 is moved to enable the driving bevel gear 3 to be meshed with the second driven bevel gear 5, the corresponding detection table 26 can drive the graphite sample to move upwards, the corresponding clamping plate 34 can move inwards to clamp, calibrate and fix the graphite sample, when the graphite sample contacts the pressure measuring machine 63, the detection table 26 does not move upwards under the action of the clutch cylinder 18, the graphite sample detection device is suitable for graphite samples with different heights, and the graphite sample can automatically stop when contacting the pressure measuring machine 63, so that the graphite sample is prevented from being damaged; the driving bevel gear 3 is meshed with the first driven bevel gear 4 by moving the handle 12, so that the corresponding fan blades 64 can swing up and down while reciprocating left and right while rotating, and small-particle graphite sample residues in the device can be blown to the outer side of the device; when the driving bevel gear 3 is engaged with the first driven bevel gear 4, the corresponding cleaning plate 61 can move in a reciprocating rectangular track, large-particle graphite sample residues at the upper end of the square supporting plate 25 can be cleaned to the front end of the square supporting plate 25, and workers can clean the large-particle graphite sample residues conveniently.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.