1. The utility model provides an assembled building steel structure prefab preparation system of processing, includes location platform (1) and processingequipment (2), its characterized in that: a processing device (2) is fixedly arranged on the upper end surface of the positioning table (1); wherein:

the processing device (2) comprises a first electromagnetic plate (20), a support (21), an electric cylinder (22), a rotating frame (23), a support plate (24), a second electromagnetic plate (25), a threaded rod (26), a first moving ring (27), a second moving ring (28) and a first motor (29), wherein the first electromagnetic plate (20) is uniformly and fixedly installed on the upper end surface of the positioning table (1) along the circumferential direction, the support (21) is fixedly installed on the upper end surface of the rear side of the positioning table (1), the electric cylinder (22) is fixedly installed on the lower end surface of the support (21), the rotating frame (23) is fixedly installed on the lower end surface of the electric cylinder (22), the support plate (24) is fixedly installed on the lower end surface of the rotating frame (23), the second electromagnetic plates (25) are uniformly and fixedly installed on the lower end surface of the support plate (24) along the circumferential direction, the number of the second electromagnetic plates (25) is twice that of the number of the first electromagnetic plates (20), two threaded rods (26) are connected on the support plate (24) in a rotating connection mode outside of the second electromagnetic plates (25), a connecting line between two threaded rods (26) positioned on the outer side of the same second electromagnetic plate (25) points to the circle center of the support plate (24), the threaded rods (26) on the adjacent second electromagnetic plates (25) are respectively connected with a first moving ring (27) and a second moving ring (28) in a threaded connection mode, a first motor (29) is fixedly installed on the upper side of the second electromagnetic plate (25) positioned on the right side at the upper end of the support plate (24) through a motor base, and the output shaft of the first motor (29) is fixedly connected with the second threaded rod (26) on the rightmost side;

the first moving ring (27) comprises a circular plate (271), a cylindrical spring (272), an arc-shaped cylinder (273), a grinding column (274), a grinding column (275), a cleaning brush (276) and a grinding ball (277), be connected with circular plate (271) with threaded connection's mode on threaded rod (26) on two (25) electromagnetic plates, rectangle through-hole (2711) has been seted up at circular plate (271) middle part, even fixed mounting has cylinder spring (272) in rectangle through-hole (2711), the terminal fixed mounting of cylinder spring (272) has arc section of thick bamboo (273), be connected with grinding column (274) through the round pin axle rotation in arc section of thick bamboo (273), the outer terminal surface of grinding column (274) evenly is connected with through the round pin axle rotation along circumference and grinds sand column (275), arc section of thick bamboo (273) and grinding column (274) contact surface fixed mounting have cleaning brush (276), two bottom surfaces of grinding column (274) are connected with grinding ball (277) along circumference evenly with sliding fit's mode.

2. The fabricated building steel structure prefabricated member manufacturing and processing system of claim 1, wherein: the utility model discloses a blanking hole (11) has evenly been seted up along circumference in the location platform (1) up end is located the electromagnetism board (20) outside, and the terminal surface is located backup pad (24) downside fixed mounting has collecting vat (12) under location platform (1), lies in electromagnetism board (20) outside on location platform (1) and evenly installs buckle (13) along circumference, and buckle (13) and blanking hole (11) are alternate distribution, and the joint has plastic film (14) on buckle (13).

3. The fabricated building steel structure prefabricated member manufacturing and processing system of claim 1, wherein: support (21) are including falling L shaped plate (211), rectangle spout board (212), lubricated ball (213) and arc spout board (214), location platform (1) rear side up end fixed mounting has the board of falling L (211), the even fixed mounting of terminal surface has rectangle spout board (212) before the board of falling L (211), the terminal surface evenly is connected with lubricated ball (213) with sliding fit's mode in rectangle spout board (212), lie in on the board of falling L (211) between adjacent rectangle spout board (212) fixed mounting have two arc spout boards (214), both sides about two arc spout boards (214) are located rectangle spout board (212) respectively.

4. The fabricated building steel structure prefabricated member manufacturing and processing system of claim 1, wherein: the swivel mount (23) is including fixed cylinder (231), rotatory cylinder (232), motor two (233) and conical gear (234), terminal surface fixed mounting has fixed cylinder (231) under electric cylinder (22), fixed cylinder (231) lower extreme is connected with rotatory cylinder (232) with the mode of rotating the connection, terminal surface has motor two (233) through motor cabinet fixed mounting under fixed cylinder (231) right side, motor two (233) output shaft has conical gear (234) through shaft coupling fixed mounting, annular groove (2321) has been seted up to rotatory cylinder (232) upper end, evenly seted up toper tooth's socket (2322) along circumference in annular groove (2321), toper tooth's socket (2322) meshes with conical gear (234) mutually.

5. The fabricated building steel structure prefabricated member manufacturing and processing system of claim 1, wherein: the even fixed mounting of backup pad (24) rear end face has arc long board (241), and both ends face is evenly rotated through the round pin axle about arc long board (241) and is connected with lubricating column (242), and the both ends face is evenly connected with ball (243) with sliding fit's mode about arc long board (241).

6. The fabricated building steel structure prefabricated member manufacturing and processing system of claim 1, wherein: terminal surface fixed mounting has circular dog (261) under threaded rod (26), threaded rod (26) the equal fixed mounting in upside that is close to the backup pad (24) outside has sprocket (262), connect through tooth chain belt (263) transmission between sprocket (262), threaded rod (26) the equal fixed mounting of up end on two electromagnetic plates (25) on the rightmost side has sprocket two (265), the outer terminal surface of sprocket two (265) passes through tooth chain belt two (266) and rotates the connection, all be connected with between threaded rod (26) on two (25) of all the other electromagnetic plates and connect stock (264) through the round pin hub rotation, it is close to the edge to connect stock (264) to be located threaded rod (26) up end.

7. The fabricated building steel structure prefabricated member manufacturing and processing system of claim 1, wherein: move ring two (28) and include annular plate (281), paint groove (282), inlet pipe (283), glass stopper (284), connecting pipe (285) and shower nozzle (286), threaded rod (26) of unmounting moving ring one (27) are gone up and are connected with annular plate (281) with threaded connection's mode, the outer terminal surface fixed mounting of annular plate (281) has paint groove (282), paint groove (282) are the loop configuration, paint groove (282) upper end fixed mounting has inlet pipe (283), be connected with glass stopper (284) with threaded connection's mode on inlet pipe (283), the even fixed mounting of terminal surface edge circumference has connecting pipe (285) in paint groove (282), connecting pipe (285) terminal fixed mounting has shower nozzle (286).

8. The fabricated building steel structure prefabricated member manufacturing and processing system of claim 1, wherein: cleaning brush (276) are gone up even fixed mounting has cradling piece (2761), and the cover has fixed spring (2762) on cradling piece (2761), fixed spring (2762) one end and cleaning brush (276) fixed connection, and fixed spring (2762) other end fixed mounting has rubber ball (2763).

Background

The prefabricated building is a building which is formed by transferring a large amount of field operation work in the traditional construction mode to a factory, processing and manufacturing building components and accessories in the factory, transporting the building components and accessories to a building construction site, and assembling and installing the building components and the accessories on the site in a reliable connection mode.

In the process of manufacturing and processing the prefabricated member of the assembled building steel structure, the steel structure is in an unconventional shape, so that the surface of the prefabricated member is difficult to process at one time, the processing surface is generally required to be replaced for multiple times according to the surface of the prefabricated member, and the following problems exist in the actual operation process:

(1) when the I-shaped steel is processed, the I-shaped steel structure is difficult to process at one time, so that the I-shaped steel needs to be turned and positioned for many times, and the processing efficiency of the I-shaped steel by a machine is influenced.

(2) According to the shape characteristics of the I-shaped steel, when the I-shaped steel is polished and painted, the I-shaped steel needs to be moved, so that the requirement on the machining site area is high.

Disclosure of Invention

In order to make up the defects of the prior art, the invention provides a manufacturing and processing system for prefabricated members of an assembled building steel structure.

The technical scheme adopted by the invention to solve the technical problem is as follows: a prefabricated member manufacturing and processing system for an assembled building steel structure comprises a positioning table and a processing device, wherein the processing device is fixedly installed on the upper end face of the positioning table; wherein:

the upper end surface of the positioning table is uniformly and fixedly provided with a first electromagnetic plate along the circumferential direction, the upper end surface of the positioning table is positioned outside the first electromagnetic plate and is uniformly provided with blanking holes along the circumferential direction, the lower end surface of the positioning table is positioned below the supporting plate and is fixedly provided with a collecting tank, the positioning table is positioned outside the first electromagnetic plate and is uniformly provided with buckles along the circumferential direction, the buckles and the blanking holes are distributed alternately, and plastic films are clamped on the buckles; make the waste material drop to the collecting vat smoothly through the blanking hole, accomplish the back when garbage collection, fix a position plastic film through the buckle, adjacent plastic film contact site piles up, prevents through plastic film when spraying paint that lacquer falls to the location bench to increase the clearance degree of difficulty, when attaching to the paint vehicle on plastic film, with plastic film and buckle separation, thereby the plastic film after will being contaminated is collected and is handled, changes new plastic film simultaneously.

The processing device comprises a first electromagnetic plate, a support, an electric cylinder, a rotating frame, a support plate, a second electromagnetic plate, threaded rods, a first moving ring, a second moving ring and a first motor, the support is fixedly arranged on the upper end face of the rear side of the positioning table, the electric cylinder is fixedly arranged on the lower end face of the support, the rotating frame is fixedly arranged on the lower end face of the electric cylinder, the support plate is fixedly arranged on the lower end face of the rotating frame, the second electromagnetic plates are uniformly and fixedly arranged on the lower end face of the support plate along the circumferential direction, the number of the second electromagnetic plates is twice of that of the first electromagnetic plates, two threaded rods are connected to the outer sides of the second electromagnetic plates on the support plate in a rotating connection mode, a connecting line between the two threaded rods on the outer sides of the same second electromagnetic plates points to the circle center of the support plate, the first moving ring and the second moving ring are connected to the threaded rods on the adjacent second electromagnetic plates in a threaded connection mode respectively, the first motor is fixedly arranged on the upper side of the second electromagnetic plates on the right side of the upper end of the support plate through a motor base, an output shaft of the motor is fixedly connected with the rightmost threaded rod; place perpendicularly on first electromagnetic plate through the manual work with the I shaped steel that will carry out processing, switch on first electromagnetic plate this moment, thereby fix I shaped steel, fix electric cylinder through the support, vertical displacement through electric cylinder control swivel mount, drive the backup pad through the swivel mount and rotate on the horizontal direction, drive the backup pad downstream when electric cylinder, and two electromagnetic plates and I shaped steel up end contact, switch on second electromagnetic plate, fix two pairs of I shaped steel up end through the electromagnetic plate this moment, drive through the threaded rod and remove ring one and remove ring two and carry out the reciprocating motion of vertical direction on the threaded rod.

The movable ring I comprises a circular plate, a cylindrical spring, an arc-shaped cylinder, a polishing column, a cleaning brush and a polishing ball, the circular plate is connected to a threaded rod on the electromagnetic plate II in a threaded connection mode, a rectangular through hole is formed in the middle of the circular plate, the cylindrical spring is uniformly and fixedly installed in the rectangular through hole, the arc-shaped cylinder is fixedly installed at the tail end of the cylindrical spring, the polishing column is rotatably connected to the arc-shaped cylinder through a pin shaft, the outer end face of the polishing column is uniformly and circumferentially connected with the polishing column through the pin shaft in a rotating mode, the cleaning brush is fixedly installed on the contact end face of the arc-shaped cylinder and the polishing column, and the polishing balls are uniformly and circumferentially connected to two; fix cylindrical spring through the circular slab, make between the post of polishing on the arc section of thick bamboo and the I shaped steel in close contact with through cylindrical spring's elasticity to polish I shaped steel surface, cooperate with the ball of polishing through the dull polish post, polish completely to the outer terminal surface of I shaped steel, clear up the outer terminal surface of dull polish post and ball of polishing through the clearance brush, make the waste material drop smoothly.

As a preferred technical scheme, the support comprises an inverted L-shaped plate, rectangular sliding groove plates, a lubricating ball and arc-shaped sliding groove plates, wherein the inverted L-shaped plate is fixedly installed on the upper end surface of the rear side of the positioning table, the rectangular sliding groove plates are uniformly and fixedly installed on the front end surface of the inverted L-shaped plate, the lubricating ball is uniformly connected to the inner end surfaces of the rectangular sliding groove plates in a sliding fit manner, two arc-shaped sliding groove plates are fixedly installed between the adjacent rectangular sliding groove plates on the inverted L-shaped plate, and the two arc-shaped sliding groove plates are respectively located on the upper side and the lower side of each rectangular sliding groove plate; fix rectangle spout board and arc spout board through falling the L shaped plate, carry out the direction location through the vertical direction of rectangle spout board to the backup pad, when the swivel mount drove the backup pad and rotates, carry out the direction location through the horizontal direction of arc spout board to the backup pad, reduce the frictional force between backup pad and the rectangle spout board through the lubricated ball.

According to a preferred technical scheme, the rotating frame comprises a fixed cylinder, a rotating cylinder, a second motor and a conical gear, the fixed cylinder is fixedly mounted on the lower end face of the electric cylinder, the lower end of the fixed cylinder is connected with the rotating cylinder in a rotating connection mode, the second motor is fixedly mounted on the lower end face of the right side of the fixed cylinder through a motor base, the conical gear is fixedly mounted on an output shaft of the second motor through a coupler, an annular groove is formed in the upper end of the rotating cylinder, conical tooth grooves are uniformly formed in the annular groove along the circumferential direction, and the conical tooth grooves are meshed with the conical gear; the rotating cylinder is guided through the fixed cylinder, and the conical gear is driven to rotate through the second motor, so that the conical gear is matched with the conical tooth groove to drive the rotating cylinder to rotate.

As a preferred technical scheme of the invention, the rear end face of the support plate is uniformly and fixedly provided with an arc-shaped long plate, the left end face and the right end face of the arc-shaped long plate are uniformly and rotatably connected with lubricating columns through pin shafts, and the upper end face and the lower end face of the arc-shaped long plate are uniformly connected with rolling balls in a sliding fit manner; the long arc plate guides the supporting plate, when the supporting plate moves up and down, the friction force between the long arc plate and the rectangular sliding groove plate is reduced through the lubricating columns, and when the supporting plate rotates, the friction force between the long arc plate and the rectangular sliding groove plate is reduced through the rolling balls.

According to the preferred technical scheme, a circular stop block is fixedly arranged on the lower end face of each threaded rod, chain wheels I are fixedly arranged on the upper sides of the threaded rods close to the outer sides of the supporting plates, the chain wheels I are in transmission connection through a tooth chain belt, chain wheels II are fixedly arranged on the upper end faces of the threaded rods on the electromagnetic plates II on the rightmost side, the outer end faces of the chain wheels are in rotary connection through the tooth chain belts II, connecting long rods are rotatably connected among the threaded rods on the other electromagnetic plates II through pin shafts, and the connecting long rods are located on the upper end faces of the threaded rods close to the edges; carry on spacingly through circular dog to shift ring one and two lower extremes of shift ring, prevent that threaded rod and shift ring one and shift ring two from breaking away from, the threaded rod that drives the rightmost side through motor one rotates, thereby drive sprocket one and sprocket two and rotate, under the drive of toothed chain belt one and toothed chain belt two, make all threaded rods that are close to the backup pad outside rotate, the threaded rod that lies in the backup pad middle part on the electromagnetic plate two that drive the rightmost side simultaneously rotates, the threaded rod that makes to lie in the backup pad outside through the connecting rod drives the threaded rod that lies in the backup pad middle part and rotates, finally, drive all threaded rod rotations.

As a preferred technical scheme of the invention, the second moving ring comprises an annular plate, a paint groove, a feeding pipe, a glass plug, a connecting pipe and a spray head, wherein the annular plate is connected to a threaded rod without the first moving ring in a threaded connection manner, the paint groove is fixedly arranged on the outer end surface of the annular plate, the paint groove is of an annular structure, the feeding pipe is fixedly arranged at the upper end of the paint groove, the glass plug is connected to the feeding pipe in a threaded connection manner, the connecting pipe is uniformly and fixedly arranged on the inner end surface of the paint groove along the circumferential direction, and the spray head is fixedly arranged at the tail end of; fix the paint groove through the annular plate, let in the paint groove through the inlet pipe with paint, block up sealedly to the inlet pipe upside through the glass stopper, lead to the shower nozzle through the paint of connecting pipe in with the paint groove, spout paint to the outer terminal surface of I shaped steel through the shower nozzle.

As a preferred technical scheme of the invention, the cleaning brush is uniformly and fixedly provided with a support rod, the support rod is sleeved with a fixed spring, one end of the fixed spring is fixedly connected with the cleaning brush, and the other end of the fixed spring is fixedly provided with a rubber ball; support fixed spring through the support rod, fix the rubber ball through fixed spring, cooperate through fixed spring and rubber ball, carry out the direction location to the brush hair on the clearance brush to prevent that the brush hair is too big because of the extrusion force that receives, thereby take place to buckle and can't resume to the original state, lead to the life of clearance brush lower.

Compared with the prior art, the invention has the following advantages:

1. according to the prefabricated member manufacturing and processing system for the assembled building steel structure, the processing device is used for positioning and processing the plurality of I-shaped steel at one time, so that the mechanical technical efficiency is improved, the surface of the I-shaped steel can be processed without turning the I-shaped steel when the I-shaped steel is processed, the mechanical technical efficiency is further improved, the I-shaped steel does not need to be moved when the I-shaped steel is polished and painted, and the required field area during mechanical processing is reduced.

2. According to the positioning table provided by the invention, waste materials can smoothly drop to the collecting tank through the blanking hole, after the waste materials are collected, the plastic films are positioned through the buckles, the contact parts of the adjacent plastic films are stacked, and the plastic films prevent paint in paint spraying treatment from contacting the positioning table, so that the cleaning difficulty is increased.

3. According to the processing device provided by the invention, the cylindrical spring is fixed through the circular plate, the grinding column on the arc-shaped cylinder is in close contact with the I-shaped steel through the elasticity of the cylindrical spring, so that the surface of the I-shaped steel is ground, the outer end surface of the I-shaped steel is completely ground through the matching of the grinding column and the grinding ball, and the outer end surfaces of the grinding column and the grinding ball are cleaned through the cleaning brush, so that waste materials can smoothly fall off.

4. According to the processing device provided by the invention, the paint groove is fixed through the annular plate, the paint is introduced into the paint groove through the feeding pipe, the upper side of the feeding pipe is blocked and sealed through the glass plug, the paint in the paint groove is introduced to the spray nozzle through the connecting pipe, and the paint is sprayed to the outer end surface of the I-shaped steel through the spray nozzle, so that the spray painting of the section steel is completed at one time.

Drawings

The invention is further illustrated with reference to the following figures and examples.

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

FIG. 2 is a schematic plan view of the present invention in front elevation;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2 of the present invention;

FIG. 4 is a cross-sectional view taken along line B-B of FIG. 2 in accordance with the present invention;

FIG. 5 is a cross-sectional view taken along line C-C of FIG. 2 of the present invention;

FIG. 6 is a cross-sectional view taken along line D-D of FIG. 3 of the present invention;

FIG. 7 is an enlarged fragmentary view of the invention at N of FIG. 2;

FIG. 8 is an enlarged fragmentary view of the invention at M of FIG. 5;

FIG. 9 is a cross-sectional view taken along line E-E of FIG. 2 of the present invention.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further explained with reference to fig. 1 to 9.

A prefabricated member manufacturing and processing system for an assembled building steel structure comprises a positioning table 1 and a processing device 2, wherein the processing device 2 is fixedly installed on the upper end face of the positioning table 1; wherein:

the upper end face of the positioning table 1 is uniformly and fixedly provided with a first electromagnetic plate 20 along the circumferential direction, the upper end face of the positioning table 1 is positioned outside the first electromagnetic plate 20 and is uniformly provided with blanking holes 11 along the circumferential direction, the lower end face of the positioning table 1 is positioned below a supporting plate 24 and is fixedly provided with a collecting tank 12, the positioning table 1 is positioned outside the first electromagnetic plate 20 and is uniformly provided with buckles 13 along the circumferential direction, the buckles 13 and the blanking holes 11 are distributed alternately, and plastic films 14 are clamped on the buckles 13; make the waste material drop to collecting vat 12 smoothly through blanking hole 11, after garbage collection accomplishes, fix a position plastic film 14 through buckle 13, adjacent plastic film 14 contact site piles up, prevent through plastic film 14 that the lacquer from falling to location platform 1 when spraying paint, thereby increase the clearance degree of difficulty, when attaching to the paint vehicle on plastic film 14, separate plastic film 14 and buckle 13, thereby will be polluted plastic film 14 and collect the processing, the plastic film 14 that updates simultaneously.

The processing device 2 comprises a first electromagnetic plate 20, a support 21, an electric cylinder 22, a rotating frame 23, a support plate 24, a second electromagnetic plate 25, a threaded rod 26, a first moving ring 27, a second moving ring 28 and a first motor 29, the support 21 is fixedly installed on the upper end face of the rear side of the positioning table 1, the electric cylinder 22 is fixedly installed on the lower end face of the support 21, the rotating frame 23 is fixedly installed on the lower end face of the electric cylinder 22, the support plate 24 is fixedly installed on the lower end face of the rotating frame 23, the second electromagnetic plates 25 are uniformly and fixedly installed on the lower end face of the support plate 24 along the circumferential direction, the number of the second electromagnetic plates 25 is twice the number of the first electromagnetic plates 20, the two threaded rods 26 on the support plate 24 are connected in a rotating connection mode, a connecting line between the two threaded rods 26 on the outer side of the same second electromagnetic plate 25 points to the circle center of the support plate 24, the first moving ring 27 and the second moving ring 28 are connected on the threaded rods 26 on the adjacent second electromagnetic plates 25 in a threaded connection mode respectively, a first motor 29 is fixedly installed on the upper side of the second electromagnetic plate 25, which is positioned on the right side, at the upper end of the supporting plate 24 through a motor base, and an output shaft of the first motor 29 is fixedly connected with the rightmost threaded rod 26; place perpendicularly on an electromagnetism board 20 through the manual work with the I shaped steel that will carry out processing, switch on this moment to an electromagnetism board 20, thereby fix I shaped steel, fix electric cylinder 22 through support 21, control the vertical displacement of swivel mount 23 through electric cylinder 22, drive backup pad 24 through swivel mount 23 and rotate on the horizontal direction, drive backup pad 24 downstream when electric cylinder 22, and two 25 of electromagnetism boards and the contact of I shaped steel up end, switch on two 25 of electromagnetism boards, fix the I shaped steel up end through two 25 of electromagnetism boards this moment, drive shift ring one 27 and shift ring two 28 through threaded rod 26 and carry out the reciprocating motion of vertical direction on threaded rod 26.

The support 21 comprises an inverted L-shaped plate 211, rectangular sliding groove plates 212, lubricating balls 213 and arc-shaped sliding groove plates 214, the inverted L-shaped plate 211 is fixedly installed on the upper end face of the rear side of the positioning table 1, the rectangular sliding groove plates 212 are uniformly and fixedly installed on the front end face of the inverted L-shaped plate 211, the lubricating balls 213 are uniformly connected on the inner end faces of the rectangular sliding groove plates 212 in a sliding fit manner, two arc-shaped sliding groove plates 214 are fixedly installed between the adjacent rectangular sliding groove plates 212 on the inverted L-shaped plate 211, and the two arc-shaped sliding groove plates 214 are respectively located on the upper side and the lower side of the rectangular sliding groove plates 212; fix rectangle spout board 212 and arc spout board 214 through the board 211 of falling L, guide the location through rectangle spout board 212 to the vertical direction of backup pad 24, when swivel mount 23 drove backup pad 24 and rotates, guide the location through the horizontal direction of arc spout board 214 to backup pad 24, reduce the frictional force between backup pad 24 and the rectangle spout board 212 through lubricated ball 213.

The rotating frame 23 comprises a fixed cylinder 231, a rotating cylinder 232, a second motor 233 and a bevel gear 234, the lower end face of the electric cylinder 22 is fixedly provided with the fixed cylinder 231, the lower end of the fixed cylinder 231 is connected with the rotating cylinder 232 in a rotating connection mode, the lower end face of the right side of the fixed cylinder 231 is fixedly provided with the second motor 233 through a motor base, an output shaft of the second motor 233 is fixedly provided with the bevel gear 234 through a coupler, the upper end of the rotating cylinder 232 is provided with an annular groove 2321, a conical tooth groove 2322 is uniformly formed in the annular groove 2321 along the circumferential direction, and the conical tooth groove 2322 is meshed with the bevel gear 234; the rotating cylinder 232 is guided by the fixed cylinder 231, and the second motor 233 drives the bevel gear 234 to rotate, so that the bevel gear 234 is matched with the tapered tooth slot 2322 to drive the rotating cylinder 232 to rotate.

The rear end face of the support plate 24 is uniformly and fixedly provided with an arc-shaped long plate 241, the left end face and the right end face of the arc-shaped long plate 241 are uniformly and rotatably connected with lubricating columns 242 through pin shafts, and the upper end face and the lower end face of the arc-shaped long plate 241 are uniformly and slidably connected with rolling balls 243; the support plate 24 is guided by the arc-shaped long plate 241, and when the support plate 24 moves up and down, the frictional force between the arc-shaped long plate 241 and the rectangular chute plate 212 is reduced by the lubrication column 242, and when the support plate 24 rotates, the frictional force between the arc-shaped long plate 241 and the arc-shaped chute plate 214 is reduced by the rolling balls 243.

A circular stop block 261 is fixedly installed on the lower end face of the threaded rod 26, chain wheels 262 are fixedly installed on the upper sides of the threaded rod 26 close to the outer side of the support plate 24, the chain wheels 262 are in transmission connection through a tooth chain belt 263, chain wheels 265 are fixedly installed on the upper end faces of the threaded rod 26 on the electromagnetic plate two 25 on the rightmost side, the outer end faces of the chain wheels 265 are in rotating connection through a tooth chain belt 266, connecting long rods 264 are rotatably connected among the threaded rods 26 on the other electromagnetic plates 25 through pin shafts, and the connecting long rods 264 are located on the upper end faces of the threaded rods 26 close to; carry on spacingly through circular dog 261 to shift ring one 27 and two 28 lower extremes of shift ring, prevent that threaded rod 26 and shift ring one 27 and two 28 break away from mutually, it rotates to drive the threaded rod 26 on rightmost side through motor one 29, thereby drive sprocket one 262 and the rotation of sprocket two 265, under the drive of toothed chain belt one 263 and toothed chain belt two 266, make all threaded rods 26 that are close to the backup pad 24 outside rotate, it rotates to drive the threaded rod 26 that lies in the backup pad 24 middle part on two 25 of electromagnetic plates on rightmost side simultaneously, it rotates to make the threaded rod 26 that lies in the backup pad 24 outside drive the threaded rod 26 that lies in the backup pad 24 middle part through connecting long rod 264, finally drive all threaded rods 26 and rotate.

The first moving ring 27 comprises a circular plate 271, a cylindrical spring 272, an arc-shaped cylinder 273, a polishing column 274, a polishing column 275, a cleaning brush 276 and a polishing ball 277, the circular plate 271 is connected to the threaded rod 26 on the second electromagnetic plate 25 in a threaded connection mode, a rectangular through hole 2711 is formed in the middle of the circular plate 271, the cylindrical spring 272 is uniformly and fixedly installed in the rectangular through hole 2711, the arc-shaped cylinder 273 is fixedly installed at the tail end of the cylindrical spring 272, the polishing column 274 is rotatably connected to the inside of the arc-shaped cylinder 273 through a pin shaft, the polishing column 275 is uniformly and rotatably connected to the outer end face of the polishing column 274 through the pin shaft in the circumferential direction, the cleaning brush 276 is fixedly installed on the contact end face of the arc-shaped cylinder 273 and the polishing column 274, and the polishing balls 277 are uniformly and; fix cylinder spring 272 through circular plate 271, make through cylinder spring 272 elasticity make polishing between post 274 and the I-shaped steel on the arc section of thick bamboo 273 in close contact with to polish I-shaped steel surface, cooperate with ball 277 of polishing through dull polish post 275, polish completely to the outer terminal surface of I-shaped steel, clear up dull polish post 275 and ball 277 outer terminal surface through clearance brush 276, make the waste material drop smoothly.

Support rods 2761 are uniformly and fixedly installed on the cleaning brush 276, a fixed spring 2762 is sleeved on the support rods 2761, one end of the fixed spring 2762 is fixedly connected with the cleaning brush 276, and a rubber ball 2763 is fixedly installed at the other end of the fixed spring 2762; support fixed spring 2762 through cradling piece 2761, fix rubber ball 2763 through fixed spring 2762, cooperate with rubber ball 2763 through fixed spring 2762, carry out the guiding orientation to the brush hair on the clearance brush 276 to prevent that the brush hair is too big because of the extrusion force that receives, thereby take place to buckle and can't resume to former state, lead to the life of clearance brush 276 to be lower.

The second moving ring 28 comprises a ring-shaped plate 281, a paint groove 282, a feeding pipe 283, a glass plug 284, a connecting pipe 285 and a spray head 286, the threaded rod 26 without the first moving ring 27 is connected with the ring-shaped plate 281 in a threaded connection mode, the outer end face of the ring-shaped plate 281 is fixedly provided with the paint groove 282, the paint groove 282 is of a ring-shaped structure, the upper end of the paint groove 282 is fixedly provided with the feeding pipe 283, the feeding pipe 283 is connected with the glass plug 284 in a threaded connection mode, the inner end face of the paint groove 282 is uniformly and fixedly provided with the connecting pipe 285 along the circumferential direction, and the tail end of the connecting pipe 285 is fixedly provided with the spray head 286; fix paint groove 282 through annular plate 281, let in paint groove 282 through feeding pipe 283, block up through glass stopper 284 feeding pipe 283 upside and seal, lead to shower nozzle 286 with the paint in paint groove 282 through connecting pipe 285, spout paint to the outer terminal surface of I-shaped steel through shower nozzle 286.

When the polishing device works, a plurality of I-shaped steels to be processed are manually placed on the first electromagnetic plate 20, the first electromagnetic plate 20 is electrified to fix the I-shaped steels, the electric cylinder 22 drives the rotating frame 23 to move downwards, the second electromagnetic plate 25 is electrified when the second electromagnetic plate 25 is in contact with the upper end faces of the I-shaped steels, the upper end faces of the I-shaped steels are fixed through the second electromagnetic plate 25, the threaded rod 26 is driven to rotate through the first motor 29, the first moving ring 27 is driven to reciprocate on the threaded rod 26 in the vertical direction to polish the surfaces of the I-shaped steels, the polishing columns 274 on the arc cylinder 273 are in close contact with the I-shaped steels through the elasticity of the cylindrical spring 272, the surfaces of the I-shaped steels are polished, the outer end faces of the I-shaped steels are completely polished through the matching of the polishing columns 275 and the polishing balls 277, the outer end faces of the grinding columns 275 and the grinding balls 277 are cleaned through the cleaning brushes 276, waste materials smoothly fall into the blanking holes 11 and are finally collected by the collecting tank 12, the plastic film 14 is positioned through the buckles 13 at the moment, after grinding is completed, the electromagnetic plates 25 are powered off, the rotating frame 23 is driven to move upwards through the electric air cylinder 22, the electromagnetic plates 25 are separated from the upper end face of the I-shaped steel, the conical gears 234 are driven to rotate through the motors 233, the conical gears 234 are matched with the conical tooth grooves 2322, the rotating cylinders 232 are driven to rotate, the rotating angles of the rotating cylinders 232 are the same as the included angles of the two adjacent magnetic plates 25, the moving rings 28 are aligned with the I-shaped steel, the rotating frame 23 is driven to move downwards through the electric air cylinders 22, when the electromagnetic plates 25 are in contact with the upper end face of the I-shaped steel, the electromagnetic plates 25 are powered on, at the moment, the upper end face of the I-shaped steel is fixed through the second electromagnetic plate 25, the first motor 29 drives the threaded rod 26 to rotate again, the second movable ring 28 is driven to reciprocate in the vertical direction on the threaded rod 26, paint in the paint groove 282 is led to the spray head 286 through the connecting pipe 285, the paint is sprayed to the outer end face of the I-shaped steel through the spray head 286, the outer end face of the I-shaped steel is sprayed, after the spraying is finished, the second electromagnetic plate 25 is powered off again, the rotating frame 23 is driven to move upwards through the electric cylinder 22, and finally the first electromagnetic plate 20 is powered off, so that the processed I-shaped steel is separated from the positioning table 1, the plastic film 14 attached with paint is separated from the buckle 13, the polluted plastic film 14 is collected and processed, and the new plastic film 14 is replaced.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.