1. The utility model provides a device that is used for rubber support sample wafer feedback formula tensile test which characterized in that: comprises a base (1), a device main body (2), a ceramic piezoresistive pressure sensor (3), a sliding block (8) and a driving motor (10), wherein supporting legs (6) are all installed at the corner position of the bottom end of the base (1), the device main body (2) is installed at the top end of the base (1) on one side of the device main body (2), the ceramic piezoresistive pressure sensor (3) is installed at the top end of the ceramic piezoresistive pressure sensor (3), a terminal (4) is installed at the top end of the ceramic piezoresistive pressure sensor (3), a lower limiting structure (5) is arranged at the top end of the terminal (4), a track (7) is fixed on the inner wall on one side of the device main body (2), the sliding block (8) is installed on the surface of the track (7), a back plate (9) is installed on the outer wall on one side of the sliding block (8), and a control panel (13) is installed on the outer wall on one side of the device main body (2), the output end of the singlechip in the control panel (13) is electrically connected with the input end of the ceramic piezoresistive pressure sensor (3).

2. The apparatus of claim 1, wherein the apparatus comprises: one side on device main part (2) top is fixed with support (11), and installs driving motor (10) on the outer wall of support (11) one side to synchronous pulley subassembly (12) are installed through the shaft coupling to the output of driving motor (10).

3. The apparatus of claim 1, wherein the apparatus comprises: the device is characterized in that a mounting seat (14) is fixed on the inner wall of one side of the device main body (2), a main shaft (15) is rotatably mounted inside the mounting seat (14), and the main shaft (15) is connected with one end of the synchronous pulley assembly (12).

4. The apparatus of claim 1, wherein the apparatus comprises: a bottom plate (501), a first support plate (502), a second support plate (503) and a positioning pin (504) are sequentially arranged in the lower limiting structure (5), and the bottom plate (501) is fixed at the top end of the terminal (4).

5. The apparatus of claim 4, wherein the apparatus comprises: a first support plate (502) is fixed on one side of the top end of the bottom plate (501), and a first support plate (502) is fixed on the top end of the bottom plate (501) on one side of the first support plate (502).

6. The apparatus of claim 5, wherein the apparatus comprises: and a positioning pin (504) is arranged on the outer wall of one side of the first support plate (502), and one end of the positioning pin (504) extends to the outside of the first support plate (502).

7. The apparatus of claim 1, wherein the apparatus comprises: a main plate (18) is fixed on one side of the surface of the back plate (9), a fixing frame (19) is fixed on the surface of the main plate (18), and a hydraulic cylinder (22) is installed at the center of the top end of the fixing frame (19).

8. The apparatus of claim 3, wherein the apparatus comprises: one side of the surface of the main shaft (15) is fixed with a pulley assembly (16), the surface of the pulley assembly (16) is wound with a poly-wedge belt (17), and one end of the poly-wedge belt (17) is fixedly connected with one end of the sliding block (8).

9. The apparatus of claim 7, wherein the apparatus comprises: guide cylinder (20) are all installed to the both sides on mount (19) top, and the inside slidable mounting of guide cylinder (20) has stand (21), and dull and stereotyped (23) are installed to the bottom of stand (21).

10. The apparatus of claim 9, wherein the apparatus comprises: the bottom of dull and stereotyped (23) is installed and is gone up limit structure (24), the central point department on dull and stereotyped (23) top installs joint (25), the top of joint (25) and the top fixed connection of pneumatic cylinder (22).

Background

The rubber support is a support part used for supporting the weight of a container or equipment and fixing the container or equipment at a certain position, and is also used for bearing vibration and earthquake load during operation.

The tension experimental device on the market is various in types, can basically meet the use requirements of people, but still has certain defects, and has the following specific problems.

(1) The existing tension experimental device mostly uses a hydraulic cylinder and an air cylinder as power sources for pulling the rubber support in the using process, the tension parameters are difficult to control, and more accurate tension experimental data are inconvenient to obtain;

(2) the existing tension experimental device mostly carries out tension detection on a rubber support sample wafer with a single specification in the using process, and the application range is limited;

(3) the existing tensile force experiment device is low in fixing strength of the rubber support sample wafer, the phenomenon that the support sample wafer falls off and jumps out easily occurs in the experiment process, and inconvenience is brought to the operation of workers.

Disclosure of Invention

The invention aims to provide a device for a rubber support sample wafer feedback type tension test, which aims to solve the problems of limited detection precision, limited application range and inconvenient operation of the device in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a device for rubber support sample wafer feedback type tensile test, includes base, device main part, pottery pressure drag pressure sensor, slider and driving motor, the turning position department of base bottom all installs the landing leg, and the device main part is installed on the top of base, and installs pottery pressure drag pressure sensor on the base top of device main part one side to the terminal is installed on pottery pressure drag pressure sensor's top, the top of terminal is provided with down limit structure, be fixed with the track on the inner wall of device main part one side, and orbital sliding surface installs the slider to install the backplate on the outer wall of slider one side, install control panel on the outer wall of device main part one side, the output of the inside singlechip of control panel and pottery pressure drag pressure sensor's input electric connection.

Preferably, a support is fixed to one side of the top end of the device main body, a driving motor is installed on the outer wall of one side of the support, and a synchronous pulley assembly is installed at the output end of the driving motor through a coupler.

Preferably, the inner wall of one side of the device main body is fixedly provided with an installation seat, a main shaft is rotatably arranged in the installation seat, the main shaft is connected with one end of the synchronous pulley component, and the main shaft is driven to rotate by a driving motor.

Preferably, a bottom plate, a first support plate, a second support plate and a positioning pin are sequentially arranged inside the lower limiting structure, and the bottom plate is fixed at the top end of the terminal.

Preferably, a first support plate is fixed on one side of the top end of the bottom plate, and a first support plate is fixed on the top end of the bottom plate on one side of the first support plate.

Preferably, the outer wall of one side of the first support plate is provided with a positioning pin, one end of the positioning pin extends to the outside of the first support plate, and the positioning pin is used for limiting the rubber support.

Preferably, a main board is fixed on one side of the surface of the back plate, a fixing frame is fixed on the surface of the main board, and a hydraulic cylinder is installed at the center of the top end of the fixing frame.

Preferably, a pulley assembly is fixed on one side of the surface of the spindle, a poly-wedge belt is wound on the surface of the pulley assembly, and one end of the poly-wedge belt is fixedly connected with one end of the sliding block.

Preferably, the guide cylinder is installed on both sides of mount top, and the inside slidable mounting of guide cylinder has the stand to the bottom of stand is installed the flat board.

Preferably, the bottom end of the flat plate is provided with an upper limit structure, the center position of the top end of the flat plate is provided with a joint, the top end of the joint is fixedly connected with the top end of the hydraulic cylinder, and the distance between the upper limit structure and the lower limit structure is adjusted through the hydraulic cylinder.

Compared with the prior art, the invention has the beneficial effects that: the device for the rubber support sample wafer feedback type tension test not only enhances the use convenience of the device and improves the tension detection precision, but also meets the tension detection requirements of different rubber supports and improves the working application range of the device;

(1) the rubber support sample wafer to be detected is vertically placed between the second support plate and the first support plate through the arrangement of the first support plate, the upper limiting structure and the like, so that the outer wall of the rubber support sample wafer is in mutual contact with the outer wall of the second support plate, then the positioning pin is screwed out of the outer part of the first support plate, the end part of the positioning pin is in contact with and pressed against the outer part of the rubber support sample wafer, the bottom end of the rubber support sample wafer is fixed, the top end of the rubber support sample wafer is fixed through the upper limiting structure, and the phenomenon that the rubber support sample wafer deviates and jumps out in the stretching process is avoided;

(2) the main shaft drives the pulley assembly and the poly-wedge belt to rotate, the poly-wedge belt is fixedly connected with one end of the sliding block, the poly-wedge belt can drive the sliding block to slide on the surface of a track, namely the sliding block drives the back plate, the main plate and the upper limit structure to move upwards, the end part of the rubber support sample sheet fixed by the upper limit structure is stretched, the bottom plate pulls the terminal of the ceramic piezoresistive pressure sensor, the tensile force detected by the ceramic piezoresistive pressure sensor is transmitted to the inside of the control panel and displayed on the display screen of the control panel, the ceramic piezoresistive pressure sensor is mounted at the connecting part to measure the tensile force, the tensile force is changed by controlling the motor, accurate tensile force experiment data is obtained, and the tensile force detection precision is improved;

(3) through being provided with dull and stereotyped and guide cylinder etc. control pneumatic cylinder work, make its pulling or promote dull and stereotyped removal, the stand can slide in the inside of guide cylinder, then the distance between dull and stereotyped, last limit structure and the limit structure down obtains adjusting, makes it change according to the specification of rubber support sample wafer, satisfies the pulling force detection demand of different rubber support sample wafers, hoisting device's work application scope.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is an enlarged view of the lower limiting structure of the present invention;

FIG. 3 is a schematic side view of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 5 is a schematic view of a back plate according to the present invention;

in the figure: 1. a base; 2. a device main body; 3. a ceramic piezoresistive pressure sensor; 4. a terminal; 5. a lower limit structure; 501. a base plate; 502. a first support plate; 503. a second support plate; 504. positioning pins; 6. a support leg; 7. a track; 8. a slider; 9. a back plate; 10. a drive motor; 11. a support; 12. a synchronous pulley assembly; 13. a control panel; 14. a mounting seat; 15. a main shaft; 16. a sheave assembly; 17. a V-ribbed belt; 18. a main board; 19. a fixed mount; 20. a guide cylinder; 21. a column; 22. a hydraulic cylinder; 23. a flat plate; 24. an upper limiting structure; 25. and (4) a joint.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an embodiment of the present invention is shown: a device for a rubber support sample wafer feedback type tension test comprises a base 1, a device main body 2, a ceramic piezoresistive pressure sensor 3, a sliding block 8 and a driving motor 10, wherein supporting legs 6 are mounted at the corner positions of the bottom end of the base 1, the device main body 2 is mounted at the top end of the base 1, the ceramic piezoresistive pressure sensor 3 is mounted at the top end of the base 1 on one side of the device main body 2, the type of the ceramic piezoresistive pressure sensor 3 can be MPX10, a terminal 4 is mounted at the top end of the ceramic piezoresistive pressure sensor 3, and a lower limiting structure 5 is arranged at the top end of the terminal 4;

a bottom plate 501, a first support plate 502, a second support plate 503 and a positioning pin 504 are sequentially arranged in the lower limiting structure 5, the bottom plate 501 is fixed at the top end of the terminal 4, the first support plate 502 is fixed at one side of the top end of the bottom plate 501, and the first support plate 502 is fixed at the top end of the bottom plate 501 at one side of the first support plate 502;

a positioning pin 504 is arranged on the outer wall of one side of the first support plate 502, and one end of the positioning pin 504 extends to the outside of the first support plate 502;

the rubber support sample wafer to be detected is vertically placed between the second support plate 503 and the first support plate 502, so that the outer wall of the rubber support sample wafer is in contact with the outer wall of the second support plate 503, the positioning pin 504 is screwed out of the first support plate 502, the end of the positioning pin 504 is in contact with and pressed against the outer portion of the rubber support sample wafer, the bottom end of the rubber support sample wafer is fixed, and the phenomena that the rubber support sample wafer deviates and jumps out in the stretching process are avoided

A track 7 is fixed on the inner wall of one side of the device main body 2, a sliding block 8 is installed on the surface of the track 7 in a sliding mode, and a back plate 9 is installed on the outer wall of one side of the sliding block 8;

a bracket 11 is fixed on one side of the top end of the device main body 2, a driving motor 10 is installed on the outer wall of one side of the bracket 11, the type of the driving motor 10 can be RS-385SH, and a synchronous pulley component 12 is installed at the output end of the driving motor 10 through a coupler;

an installation seat 14 is fixed on the inner wall of one side of the device main body 2, a main shaft 15 is rotatably installed inside the installation seat 14, and the main shaft 15 is connected with one end of the synchronous pulley component 12;

a pulley assembly 16 is fixed on one side of the surface of the main shaft 15, a poly-wedge belt 17 is wound on the surface of the pulley assembly 16, and one end of the poly-wedge belt 17 is fixedly connected with one end of the sliding block 8;

the driving motor 10 is started to work, the power of the driving motor is transmitted to the main shaft 15 through the synchronous pulley component 12, the main shaft 15 drives the pulley component 16 and the poly-wedge belt 17 to rotate, the poly-wedge belt 17 can drive the sliding block 8 to slide on the surface of the track 7 because the poly-wedge belt 17 is fixedly connected with one end of the sliding block 8, namely, the sliding block 8 drives the back plate 9, the main plate 18 and the upper limit structure 24 to move upwards, the end part of the rubber support sample sheet fixed by the upper limit structure 24 is stretched, the bottom plate 501 pulls the terminal 4 of the ceramic piezoresistance pressure sensor 3, the tensile force detected by the piezoresistance ceramic pressure sensor 3 is transmitted to the inner part of the control panel 13 and displayed on the display screen of the control panel 13, compared with the situation that the rubber support sample sheet is driven by an air cylinder or other parts, the power of the test is halved through the driving of the driving motor 10, the consumption is reduced, the tensile force is changed through the control motor, obtaining accurate tension experiment number

A main plate 18 is fixed on one side of the surface of the back plate 9, a fixed frame 19 is fixed on the surface of the main plate 18, a hydraulic cylinder 22 is installed at the center of the top end of the fixed frame 19, the type of the hydraulic cylinder 22 can be HSGL-01-100, guide cylinders 20 are installed on two sides of the top end of the fixed frame 19, an upright post 21 is installed inside the guide cylinders 20 in a sliding mode, and a flat plate 23 is installed at the bottom end of the upright post 21;

an upper limiting structure 24 is installed at the bottom end of the flat plate 23, a joint 25 is installed at the center of the top end of the flat plate 23, and the top end of the joint 25 is fixedly connected with the top end of the hydraulic cylinder 22;

the hydraulic cylinder 22 is started to work, the flat plate 23 is pulled or pushed to move, the upright post 21 can slide in the guide cylinder 20, and the distances among the flat plate 23, the upper limiting structure 24 and the lower limiting structure 5 are adjusted, so that the flat plate can be changed according to the specifications of rubber support sample wafers, and the requirements of tension detection of different rubber support sample wafers are met

The outer wall of one side of the device main body 2 is provided with a control panel 13, the type of the control panel 13 can be FHR-211, and the output end of a singlechip in the control panel 13 is electrically connected with the input ends of the ceramic piezoresistive pressure sensor 3, the driving motor 10 and the hydraulic cylinder 22 respectively.

The working principle is as follows: when the device is used, firstly, a rubber support sample wafer to be detected is vertically placed between the second support plate 503 and the first support plate 502, so that the outer wall of the rubber support sample wafer is contacted with the outer wall of the second support plate 503, then the positioning pin 504 is screwed out of the first support plate 502, so that the end part of the positioning pin 504 is contacted with the outer part of the rubber support sample wafer and is pressed tightly, thereby the bottom end of the rubber support sample wafer is fixed, the top end of the rubber support sample wafer is fixed through the upper limiting structure 24, so that the support sample wafer is convenient for a worker to limit, the phenomena of deviation and jumping out of the rubber support sample wafer in the stretching process are avoided, the use convenience of the device is enhanced, the driving motor 10 is started through the control panel 13 to work, the power of the driving motor is transmitted to the main shaft 15 through the synchronous pulley assembly 12, then the main shaft 15 drives the pulley assembly 16 and the poly-wedge belt 17 to rotate, and the poly-wedge belt 17, the poly-wedge belt 17 can drive the sliding block 8 to slide on the surface of the track 7, namely the sliding block 8 drives the back plate 9, the main plate 18 and the upper limit structure 24 to move upwards, at this time, the end part of the rubber support sample fixed by the upper limit structure 24 is stretched, the bottom plate 501 pulls the terminal 4 of the ceramic piezoresistive pressure sensor 3, at this time, the tensile force detected by the ceramic piezoresistive pressure sensor 3 is transmitted to the inside of the control panel 13 and displayed on the display screen of the control panel 13, compared with the situation that the rubber support sample is stretched by a cylinder or other parts, the power of the test is halved by the driving of the driving motor 10, the consumption is reduced, at the same time, the ceramic piezoresistive pressure sensor 3 is installed at the connecting part to measure the tensile force, the tensile force is changed by controlling the motor, the accurate tensile force experiment number is obtained, the tensile force detection precision is improved, the hydraulic cylinder 22 is controlled by the control panel 13 to work, so that the flat plate 23 is pulled or pushed to move, the upright column 21 can slide in the guide cylinder 20, and the distance between the flat plate 23, the upper limiting structure 24 and the lower limiting structure 5 is adjusted, so that the flat plate can be changed according to the specification of rubber support sample sheets, the tension detection requirements of different rubber support sample sheets are met, and the working application range of the lifting device is widened.