CN117900844A - Shearing hemming equipment for metal product processing - Google Patents

Abstract

The application relates to the field of hardware processing, and discloses a shearing and hemming device for metal product processing, which comprises a workbench, wherein the workbench comprises a side bracket, a rotating motor and the like; the side support with the workstation rigid coupling, the rotating electrical machines is installed in the workstation, the side support includes the rotary drum, the rotary drum rotates to be connected on the side support, first belt drive spare is connected the rotating electrical machines with the rotary drum, the rotating electrical machines accessible first belt drive spare drives the rotary drum rotates. The application uses the edge cutting mechanism and the edge curling mechanism to cut edges and curl the workpiece, which can replace manpower and improve processing efficiency, and can also ensure the quality of the workpiece.

Description

Shearing hemming equipment for metal product processing

Technical Field

The invention relates to the field of hardware processing, in particular to a shearing and hemming device for metal product processing.

Background

In the machining process, a metal mold is usually needed, the opening end of the metal mold is sharp and is easy to cut a user, and therefore hemming treatment is needed at the leaning port of the metal mold.

In the existing machining process, a workpiece is usually required to be placed outside a rotating shaft manually by a worker and clamped, then equipment is started to enable the workpiece to rotate, in the process, a worker holds a cutter to be in contact with the edge of the workpiece to cut off redundant materials at the edge of the workpiece, cut waste can splash everywhere under the influence of inertia, the cut waste can cut the worker when being in contact with the exposed skin of the worker, serious consequences can be caused by the fact that the cut waste flies into eyes of the worker, the worker needs to replace a curled tool to carry out hemming on the workpiece after the cut is completed, the pressure applied to the workpiece by the worker is difficult to be kept consistent in the process, and uneven hemming of the workpiece can be caused.

Disclosure of Invention

The invention provides a shearing and hemming device for metal product processing, which is used for solving the technical problems that waste materials can splash around under the influence of inertia when a metal mold is manually cut, and when the waste materials are contacted with exposed skin of a worker, the worker can be cut, and serious consequences can be caused by flying into eyes of the worker.

A shear hemming apparatus for metal product processing, comprising: the workbench comprises a side bracket, a rotating motor, a first belt transmission part and a control cylinder, wherein the side bracket is fixedly connected with the workbench, the rotating motor is installed in the workbench, the side bracket comprises a rotating cylinder which is rotationally connected to the side bracket, the first belt transmission part is connected with the rotating motor and the rotating cylinder, and the control cylinder is installed on the workbench; the supporting mechanism is arranged on the side bracket and comprises a rotating disc and a sliding supporting block, the rotating disc is rotatably arranged on a telescopic rod of the control cylinder, and the sliding supporting block is slidably arranged in the rotary cylinder; the trimming mechanism is arranged on the workbench and comprises an L-shaped sliding rod, a cutter and a pushing component, wherein the L-shaped sliding rod is arranged on the workbench in a sliding manner, and the cutter is fixedly connected to the L-shaped sliding rod; the crimping mechanism is arranged on the workbench and comprises a fixed bracket and a crimping disc, wherein the fixed bracket is fixedly connected on the workbench, and the crimping disc is rotatably arranged on the fixed bracket; compared with the prior art, the automatic trimming and curling process is automatically processed through various mechanical structures, so that the working efficiency is improved, and the quality of products is ensured; the workpiece is tightly supported from the inside by the supporting mechanism through the sliding supporting block, so that the workpiece can be prevented from shaking in the processing process; the edge cutting mechanism and the tightening mechanism have linkage matching effects, and the cutter is enabled to move towards the workpiece when the workpiece is tightened so as to automatically cut off redundant materials at the edge of the workpiece, and the edge curling mechanism carries out edge curling on the workpiece processed by the edge cutting mechanism without manual edge curling of workers, so that the edge curling efficiency is improved, and meanwhile, the processing effect is guaranteed.

In a preferred embodiment of the present invention, the tightening mechanism includes a return spring, a sliding block, a return spring, a support shaft and a pushing assembly, wherein the return spring is disposed between the sliding tightening block and the rotating cylinder, the sliding block is slidably disposed in the rotating cylinder, the return spring is disposed between the rotating cylinder and the sliding block, the support shaft is fixedly connected to the sliding block, the pushing assembly is installed in the workbench, and the pushing assembly can push the sliding block to slide along the rotating cylinder; the sliding tightening block can be retracted into the rotary cylinder through the improvement, so that the inner wall of the workpiece is prevented from being scratched by the sliding tightening block when the workpiece is taken.

In a preferred embodiment of the present invention, the pushing assembly includes a connection ring, a connection fixture block, a moving frame, a gear-missing, a cam, a connecting rod and a moving rack, wherein the connection ring is connected to the sliding block, the connection fixture block is slidably disposed on the connection ring, the moving frame is fixedly connected with the connection fixture block, the gear-missing is rotatably disposed on the side frame, the cam is fixedly connected on the gear-missing, a linear hole is formed on the moving frame, a round rod is disposed between the cams, the round rod passes through the linear hole on the moving frame, the connecting rod is fixedly connected on a telescopic rod of the control cylinder, the moving rack is fixedly connected with the connecting rod, and the moving rack is meshed with the gear-missing; through above-mentioned improvement, at the in-process that control cylinder compresses tightly the work piece through the rolling disc, under the effect of work pieces such as connecting rod, lack gear, the slider can automatic move and push out the slip through the back shaft with the slip tight piece of propping up to the rotatory section of thick bamboo outward to reach the function of automatic tight work piece of propping up.

In a preferred embodiment of the invention, the edge cutting mechanism comprises a pushing component and a blocking component, wherein the pushing component is used for pushing the L-shaped slide rod and the cutter to move towards a workpiece, and the blocking component is used for preventing the cutter from contacting the workpiece when the rotating speed of the workpiece does not reach the maximum value so as not to damage the cutter; the cutter can automatically move to the workpiece by the arrangement, so that the effect of automatically cutting the workpiece is achieved.

In a preferred embodiment of the present invention, the propulsion component includes a rotation shaft, a rotation rod, a second belt transmission member, an L-shaped sliding rod, a connection push rod and a push spring, where the rotation shaft is rotationally connected to the workbench, the rotation rod is rotationally arranged in the workbench, the second belt transmission member is connected between the rotation shaft and the rotation rod, the gear-lack wheel is coaxially and fixedly connected with the rotation shaft, the L-shaped sliding rod is slidingly arranged in the workbench, the rotation rod is provided with an arc chute, one end of the L-shaped sliding rod is slidingly arranged in the arc chute on the rotation rod, the connection push rod is slidingly arranged on the workbench, the connection push rod is fixedly connected with the L-shaped sliding rod, the connection push rod passes through the L-shaped sliding rod and is slidingly connected with the L-shaped sliding rod, and the push spring is arranged between the connection push rod and the L-shaped sliding rod; through above-mentioned improvement, accessible L shape slide bar promotes when the dwang rotates and connects the push rod to the work piece department slip, and can promote L shape slide bar and cutter along with L shape slide bar synchronous movement under the effect of push spring, plays the function that automatic propelling movement cutter processed the work piece.

In a preferred embodiment of the present invention, the blocking component includes a transmission component, a wedge block and a limit spring, the wedge block is slidably disposed on the workbench, the limit spring is disposed between the wedge block and the workbench, the transmission component is connected with the wedge block, and the transmission component is used for driving the wedge block to move; through the improvement, when the workpiece is clamped, the L-shaped slide bar is blocked, so that the workpiece and the cutter can be prevented from contacting before rotation, and the cutter is prevented from being damaged.

In a preferred embodiment of the present invention, the hemming mechanism includes a reciprocating screw, a third belt transmission member, an L-shaped rack, a transmission gear, a worm, a fixed support, a rotating screw, a worm wheel, an L-shaped rod, an L-shaped rotating rod and a pressing disc, wherein the reciprocating screw is rotatably disposed on the workbench, the third belt transmission member connects the rotating motor and the reciprocating screw, the L-shaped rack is slidably disposed on the workbench, the L-shaped rack is in threaded connection with the reciprocating screw, the transmission gear is rotatably disposed in the workbench, the L-shaped rack is meshed with the transmission gear, the worm is fixedly connected with the transmission gear, the rotating screw is rotatably disposed on the workbench, the worm wheel is fixedly connected with the rotating screw, the L-shaped rod is slidably disposed on the workbench, the L-shaped rod is in threaded connection with the rotating screw, the fixed support is fixedly connected with the workbench, the L-shaped rotating rod is rotatably disposed on the fixed support, and the pressing disc is rotatably disposed on the fixed support; through above-mentioned improvement, after the work piece is finished by the cutter processing, L shape rack just can drive the worm rotatory through drive gear, and then makes the crimping dish draw close to work piece department for shearing and turn-up process link together, improved machining efficiency.

In a preferred embodiment of the present invention, the fixing bracket includes a stopper, and the stopper is fixedly installed in the fixing bracket; through the improvement, the L-shaped rotating rod can quickly restore to a stable state and is processed next time.

In a preferred embodiment of the invention, the workbench further comprises a fixing frame, a sliding rack, a straight gear and a pushing rack, wherein the fixing frame is fixedly connected to the workbench, the sliding rack is arranged on the fixing frame in a sliding manner, the connecting ring is in sliding clamping connection with the sliding rack, the straight gear is rotatably arranged on the fixing frame, the sliding rack is meshed with the straight gear, the pushing rack is arranged on the workbench in a sliding manner, and the pushing rack is meshed with the straight gear; through the improvement, after the workpiece is processed, the pushing rack can automatically push out the workpiece on the rotary cylinder outwards, so that the function of automatic discharging is realized.

In a preferred embodiment of the present invention, the fixing frame includes a positioning block and a positioning spring, the positioning block is slidably disposed on the fixing frame, and the positioning spring is disposed between the fixing frame and the positioning block; through the improvement, in the process that the workpiece rotates along with the rotary cylinder, the workpiece can be limited by the positioning block, so that the workpiece can be prevented from sliding back and forth on the rotary cylinder.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present invention.

Fig. 2 is a schematic view of the structure of the side bracket of the present invention.

Fig. 3 is a schematic view of the structure of the rotary drum of the present invention.

Fig. 4 is a schematic cross-sectional view of the rotary drum of the present invention.

Fig. 5 is a schematic view of the structure of the rotating disc of the present invention.

Fig. 6 is a schematic view of the structure of the gear-missing part of the present invention.

FIG. 7 is a schematic view of the structure of the L-shaped slide bar of the present invention.

Fig. 8 is a schematic view of the structure of the rotating rod of the present invention.

Fig. 9 is a schematic view of the structure of the L-shaped sliding rod of the present invention.

FIG. 10 is a schematic view of the friction wheel of the present invention.

Fig. 11 is an exploded view of the structure of the turntable of the present invention.

Fig. 12 is a schematic view of the structure of the reciprocating screw of the present invention.

Fig. 13 is a schematic view of the structure of the worm of the present invention.

Fig. 14 is a schematic view showing the structure of the fixing bracket of the present invention.

Fig. 15 is a schematic structural view of the fixing frame of the present invention.

Fig. 16 is a schematic view of the structure of the bottom surface of the fixing frame of the present invention.

Fig. 17 is a schematic view of the structure of the positioning block according to the present invention.

Wherein the above figures include the following reference numerals: 1. a table, 101, a side bracket, 102, a rotary motor, 103, a first belt transmission member, 2, a rotary cylinder, 201, a sliding tightening block, 202, a return spring, 203, a sliding block, 204, a spring, 205, a supporting shaft, 206, a connecting ring, 207, a connecting block, 208, a moving frame, 209, a gear-missing, 210, a cam, 211, a control cylinder, 212, a rotary disk, 213, a connecting rod, 214, a moving rack, 3, an L-shaped slide bar, 301, a cutter, 302, a rotary shaft, 303, a rotary bar, 304, a second belt transmission member, 305, an L-shaped slide bar, 306, a connecting push rod, 307, a push spring, 4, friction runner, 401, turntable, 4011, arc sliding rod, 4012, connecting spring, 402, rotation pull rod, 403, wire guide wheel, 404, wedge, 405, limit spring, 406, pull rope, 5, reciprocating screw rod, 501, third belt transmission piece, 502, L-shaped rack, 503, transmission gear, 504, worm, 505, fixed support, 5051, stopper, 506, rotation screw rod, 507, worm wheel, 508, L-shaped rod, 509, L-shaped rotating rod, 510, pressing reel, 6, fixed support, 601, sliding rack, 602, spur gear, 603, pushing rack, 604, positioning block, 605, positioning spring.

Detailed Description

It should be noted that in the various embodiments described, identical components are provided with identical reference numerals or identical component names, wherein the disclosure contained throughout the description can be transferred in a meaning to identical components having identical reference numerals or identical component names. The position specification, the upper, lower, lateral, etc. selected in the description are also referred to directly in the description and the figures shown and are transferred in the sense of a new position when the position is changed.

Example 1: 1-17, the shearing and hemming device for metal product processing comprises a workbench 1, wherein the workbench 1 comprises a side bracket 101, a rotating motor 102, a first belt transmission part 103 and a control cylinder 211, the side bracket 101 is fixedly connected with the workbench 1, the rotating motor 102 is arranged in the workbench 1, the side bracket 101 comprises a rotating cylinder 2, the rotating cylinder 2 is rotationally connected to the side bracket 101, the first belt transmission part 103 is connected with the rotating motor 102 and the rotating cylinder 2, the rotating motor 102 can drive the rotating cylinder 2 to rotate through the first belt transmission part 103, and the control cylinder 211 is arranged on the workbench 1; the tightening mechanism is arranged on the side bracket 101 and comprises a rotating disc 212 and a sliding tightening block 201, the rotating disc 212 is rotatably arranged on a telescopic rod of the control cylinder 211, the sliding tightening block 201 is slidably arranged in the rotary cylinder 2, the sliding tightening block 201 can tighten a workpiece from the inner side of the workpiece, and the tightening mechanism can tighten the workpiece at the outer side of the rotary cylinder 2 through the tightening block; the trimming mechanism is arranged on the workbench 1 and comprises an L-shaped slide bar 3, a cutter 301 and a pushing component, wherein the L-shaped slide bar 3 is arranged on the workbench 1 in a sliding manner, the cutter 301 is fixedly connected to the L-shaped slide bar 3, and the pushing component can drive the cutter 301 to move through the L-shaped slide bar 3 and cut off redundant raw materials at the edge of a workpiece; the crimping mechanism is arranged on the workbench 1 and comprises a fixed support 505 and a crimping disc 510, the fixed support 505 is fixedly connected to the workbench 1, the crimping disc 510 is rotatably arranged on the fixed support 505, and the crimping disc 510 can be close to a workpiece and crimp edges of the workpiece.

During processing, a workpiece is placed on the outer side of the rotary cylinder 2, then the control cylinder 211 is started, the control cylinder 211 can push the rotary disc 212 to move towards the direction close to the workpiece, the tightening mechanism can be driven to operate and push the sliding tightening block 201 to slide outwards of the rotary cylinder 2 and tighten the workpiece in the moving process of the rotary disc 212, then the rotary motor 102 is started again, the rotary motor 102 can drive the rotary cylinder 2 to rotate through the first belt transmission part 103, the tightening mechanism can be driven to rotate when the rotary cylinder 2 rotates, the workpiece can rotate along with the rotary cylinder, the trimming mechanism operates in the rotating process of the workpiece, the pushing component in the trimming mechanism drives the L-shaped sliding rod 3 and the cutter 301 to move towards the workpiece and cut off redundant materials outside the workpiece, and the pressing reel 510 in the curling mechanism can be contacted with the workpiece and curled edges of the workpiece after cutting is finished, so that the function of automatically cutting off the redundant materials outside the workpiece and curling is achieved.

Example 2: on the basis of embodiment 1, as shown in fig. 3-6, the tightening mechanism comprises a return spring 202, a sliding block 203, a return spring 204, a support shaft 205 and a pushing assembly, wherein the return spring 202 is arranged between the sliding tightening block 201 and the rotating cylinder 2, the return spring 202 is used for pushing the sliding tightening block 201 to slide into the rotating cylinder 2, the sliding block 203 is arranged in the rotating cylinder 2 in a sliding manner, the return spring 204 is arranged between the rotating cylinder 2 and the sliding block 203, the return spring 204 is used for pushing the sliding block 203 to move and reset along the rotating cylinder 2, the support shaft 205 is fixedly connected to the sliding block 203, the support shaft 205 can push the sliding tightening block 201 to slide out of the rotating cylinder 2 and tighten a workpiece, the pushing assembly is arranged in the workbench 1, and the pushing assembly can push the sliding block 203 to slide along the rotating cylinder 2.

When the control cylinder 211 pushes the rotating disc 212 to move, the pushing assembly is driven to move, the sliding block 203 can drive the supporting shaft 205 to move and compress the return spring 204 under the pushing of the pushing assembly, the supporting shaft 205 can push the sliding tightening block 201 out of the rotating cylinder 2, meanwhile, the return spring 202 is compressed, the sliding tightening block 201 slides out of the rotating cylinder 2 to tighten a workpiece, the workpiece can rotate along with the rotating cylinder 2, after the workpiece is machined, the control cylinder 211 pulls the rotating disc 212 and the pushing assembly to move and reset, the sliding block 203 and the supporting shaft 205 are reset along with the moving disc, and the sliding tightening block 201 slides into the rotating cylinder 2 and loosens the workpiece under the pushing of the return spring 202. In conclusion, the function of tightening the workpiece is realized.

As shown in fig. 4-6, the pushing assembly includes a connection ring 206, a connection clamping block 207, a moving frame 208, a gear-lack 209, a cam 210, a connection rod 213 and a moving rack 214, the connection ring 206 is connected to the sliding block 203, the connection clamping block 207 is slidably disposed on the connection ring 206, the moving frame 208 is fixedly connected with the connection clamping block 207, the gear-lack 209 is rotatably disposed on the side frame 101, the cam 210 is fixedly connected to the gear-lack 209, a linear hole is formed in the moving frame 208, a round rod is disposed between the cams 210, the round rod passes through the linear hole in the moving frame 208, a connection rod 213 is fixedly connected to a telescopic rod of the control cylinder 211, the moving rack 214 is fixedly connected with the connection rod 213, the control cylinder 211 can push the moving rack 214 to move through the connection rod 213, the moving rack 214 is meshed with the gear-lack 209, when the moving rack 214 can drive the cam 210 to rotate through the gear-lack 209, and when the cam 210 rotates, the round rod can drive the moving frame 208 to move, and simultaneously drive the sliding block 203 to move in the rotary cylinder 2 through the connection clamping block 207 and the connection ring 206.

When the control cylinder 211 pushes the rotating disc 212 to move towards the rotating disc 2, the connecting rod 213 and the moving rack 214 move along with the rotating disc, the gear-lack 209 is driven to rotate, when the gear-lack 209 rotates, the cam 210 can drive the moving frame 208 to move towards the rotating disc 212, the moving frame 208 can drive the connecting ring 206 to move towards the rotating disc 212 through the connecting clamping block 207, so that the sliding block 203 pushes the supporting shaft 205 to slide the sliding tightening block 201 out of the rotating disc 2, when the control cylinder 211 drives the rotating disc 212 to move and reset, the connecting rod 213 and the moving rack 214 reset along with the rotating disc, the gear-lack 209 reversely rotates and drives the moving frame 208 to move and reset along with the connecting clamping block 207 and the connecting ring 206 along with the rotating disc 212, and the function of pushing the sliding tightening block 201 to slide along the rotating disc 2 to tighten or loosen a workpiece is realized.

Example 3: on the basis of the embodiment 2, as shown in fig. 7-11, the edge cutting mechanism comprises a pushing component and a blocking component, wherein the pushing component is used for pushing the L-shaped slide rod 3 and the cutter 301 to move towards a workpiece, and the blocking component is used for preventing the cutter 301 from being contacted with the workpiece in advance so as not to damage the cutter 301; the gear-lack 209 can drive the pushing component to operate when rotating, the pushing component can push the L-shaped slide bar 3 and the cutter 301 to move towards the workpiece, and the connecting ring 206 can drive the blocking component to operate when rotating so as to release the limit on the L-shaped slide bar 3.

As shown in fig. 7-9, the propulsion assembly includes a rotation shaft 302, a rotation shaft 303, a second belt transmission member 304, an L-shaped sliding rod 305, a connection push rod 306 and a push spring 307, wherein the rotation shaft 302 is rotatably connected to the workbench 1, the rotation shaft 303 is rotatably arranged in the workbench 1, the second belt transmission member 304 is connected between the rotation shaft 302 and the rotation shaft 303, the gear-lack 209 is coaxially and fixedly connected with the rotation shaft 302, the gear-lack 209 can drive the rotation shaft 302 and the second belt transmission member 304 to rotate the rotation shaft 303, the diameter of the rotation shaft 302 is twice that of the rotation shaft 303, the L-shaped sliding rod 305 is slidably arranged in the workbench 1, an arc-shaped chute is formed in the rotation shaft 303, one end of the L-shaped sliding rod 305 is slidably arranged in the arc-shaped chute formed in the rotation shaft 303, the connection push rod 306 is slidably arranged in the workbench 1, the connection push rod 306 is fixedly connected with the L-shaped sliding rod 305 through the L-shaped sliding rod 3, the push spring 307 is slidably arranged between the connection push rod 306 and the L-shaped sliding rod 3, and both ends of the push rod 307 are fixedly connected to the L-shaped sliding rod 3 respectively.

The rotation shaft 302 can be driven to rotate when the gear-lack 209 rotates, the rotation shaft 302 can drive the rotation rod 303 to rotate through the second belt transmission part 304 when the rotation shaft 302 rotates, the diameters of pulleys in the second belt transmission part 304 correspond to the diameters of the rotation shaft 302 and the rotation rod 303 respectively, and because the diameter of the rotation shaft 302 is twice as large as that of the rotation rod 303, the rotation shaft 302 rotates by 180 degrees along with the rotation shaft 303 after rotating by 90 degrees along with the gear-lack 209, the L-shaped sliding rod 305 slides along the workbench 1 under the action of an arc chute outside the rotation shaft 303, the connecting push rod 306 slides along with the L-shaped sliding rod 305 and compresses the push spring 307, after the connecting ring 206 drives the blocking component to remove the limit of the L-shaped sliding rod 3, the L-shaped sliding rod 3 and the cutter 301 can be pushed by the push spring 307 to move to the workpiece and cut off redundant materials outside the workpiece, and the function of trimming the workpiece is realized.

The blocking component can be directly realized by adopting a cylinder in the prior art to drive the blocking part to move, as shown in fig. 10 and 11, the invention also provides a mechanical blocking component, compared with the electronic control mode in the prior art, the mechanical blocking component has low mechanical structural failure rate and can stably operate for a long time, the blocking component comprises a transmission component, a wedge block 404 and a limiting spring 405, the transmission component comprises a friction rotating wheel 4, a rotating disc 401, an arc sliding rod 4011, a connecting spring 4012, a rotating pull rod 402, a wire wheel 403 and a pull rope 406, the friction rotating wheel 4 is rotationally arranged on a workbench 1, the rotating disc 401 is fixedly connected on the shaft of the friction rotating wheel 4, the friction rotating wheel 4 is in contact with a connecting ring 206, the friction rotating wheel 4 can be driven to rotate by friction force when the connecting ring 206 rotates, the arc sliding rod 4011 is slidingly arranged in the rotating disc 401, the connecting spring 4012 is arranged between the arc sliding rod 4011 and the rotating disc 401, the connecting spring 4012 can push the arc sliding rod 4011 to slide and reset along the rotating disc 401, the rotating pull rod 402 is rotationally arranged on the workbench 1, the wire wheel 403 is rotationally arranged on the workbench 1, the wedge block 403 is fixedly arranged on the two ends of the wedge block 404 and the wire wheel 404 is respectively wound around the wedge block 404 and the two ends of the wedge block 404.

When the gear-lack wheel 209 rotates 90 degrees, the rotating motor 102 is not started, at the moment, the L-shaped slide rod 3 is limited by the wedge block 404 and cannot be closed to a workpiece, after the rotating motor 102 is started, the rotating drum 2 can be driven to rotate through the first belt pulley, the rotating speed of the rotating drum 2 gradually rises and finally keeps stable, the connecting ring 206 rotates along with the rotating drum 2 in the rotating process, the connecting ring 206 drives the friction rotating wheel 4 to rotate through friction force, the friction rotating wheel 4 drives the turntable 401 to rotate, when the turntable 401 rotates, the arc-shaped slide rod 4011 is influenced by centrifugal force to slide along the turntable 401 and compress the connecting spring 4012, the arc-shaped slide rod 4011 slides to push the rotating pull rod 402 to rotate, the rotating pull rod 402 can pull the wedge block 404 to slide along the workbench 1 through the pull rope 406, when the rotation speed of the rotary cylinder 2 is high enough, the arc-shaped sliding rod 4011 pushes the rotation pull rod 402 to rotate at a large enough angle, at the moment, the rotation pull rod 402 can pull the wedge block 404 to move a sufficient distance through the pull rope 406, so that the wedge block 404 is separated from contact with the L-shaped sliding rod 3, at the moment, the L-shaped sliding rod 3 can drive the cutter 301 to move towards a workpiece under the action of the pushing spring 307, after machining is finished, the rotary cylinder 2 stops rotating, the limit spring 405 can push the wedge block 404 to slide and reset, the L-shaped sliding rod 3 can be contacted with the inclined surface of the wedge block 404 when moving and resetting, and the elasticity of the push spring 307 is larger than that of the limit spring 405, at the moment, the L-shaped sliding rod 3 can automatically push the wedge block 404, so that the function of blocking the L-shaped sliding rod 3 is realized.

As shown in fig. 12 to 14, the hemming mechanism includes a reciprocating screw 5, a third belt transmission member 501, an L-shaped rack 502, a transmission gear 503, a worm 504, a fixed bracket 505, a rotating screw 506, a worm wheel 507, an L-shaped rod 508, an L-shaped rotating rod 509, and a pressing disc 510, the reciprocating screw 5 is rotatably disposed on the table 1, the third belt transmission member 501 is connected to the rotating motor 102 and the reciprocating screw 5, the rotating motor 102 can drive the reciprocating screw 5 to rotate through the third belt transmission member 501, the L-shaped rack 502 is slidably disposed on the table 1, the L-shaped rack 502 is in threaded connection with the reciprocating screw 5, the transmission gear 503 is rotatably disposed in the table 1, the L-shaped rack 502 is engaged with the transmission gear 503, the worm 504 is fixedly connected with the transmission gear 503, the rotating screw 506 is rotatably disposed on the table 1, the worm wheel 507 is fixedly disposed on the rotating screw 506, the worm wheel 507 is engaged with the worm 504, the transmission gear 503 can be driven to rotate through the worm 504, the L-shaped rod 508 is slidably disposed on the table 1, the L-shaped rod 508 is in threaded connection with the rotating screw 506, the fixed bracket 505 is rotatably disposed on the fixed bracket 505; through the improvement, after the workpiece is processed by the cutter 301, the L-shaped rack 502 just can drive the worm 504 to rotate through the transmission gear 503, so that the pressing coil 510 is close to the workpiece, the shearing and curling processes are connected, and the processing efficiency is improved.

When the rotary motor 102 is started, the third belt transmission part 501 can drive the reciprocating screw rod 5 to rotate, the reciprocating screw rod 5 can enable the L-shaped rack 502 to slide along the workbench 1 when rotating, after the cutter 301 shears a workpiece, the L-shaped rack 502 can be just meshed with the transmission gear 503 and drive the transmission gear 503 to rotate, the worm gear 507 and the rotary screw rod 506 are driven to rotate by the worm 504 when the transmission gear 503 rotates, the L-shaped rod 508 can be driven to slide along the workbench 1 when the rotary screw rod 506 rotates, the L-shaped rod 508 can be pushed to rotate in the process of moving the L-shaped rod 508, the L-shaped rod 509 can enable the pressing reel 510 to swing downwards and contact with a workpiece when rotating, curling is carried out on the rotating workpiece, when the L-shaped rack 502 moves and resets along the reciprocating screw rod 5, the transmission gear 503 drives the worm gear 507 and the rotary screw rod 506 to reversely rotate through the worm 504, and the L-shaped rod 508 slides and resets along the workbench 1, and the L-shaped rod 509 can automatically rotate and reset due to the fact that one end of the L-shaped rod 509 is far away from the pressing reel 510 is heavier, and the function of curling is realized.

As shown in fig. 14, the fixed bracket 505 includes a stopper 5051, the stopper 5051 is fixedly installed in the fixed bracket 505, and the stopper 5051 is used to limit the position of the L-shaped rotating lever 509; by the improvement, the L-shaped rotating rod 509 can be quickly restored to a stable state and is processed next time.

When the L-shaped rotating rod 509 is rotated and reset, the limiting block 5051 can limit the L-shaped rotating rod 509 to enable the L-shaped rotating rod 509 to be rapidly stationary for next machining.

15-17, The workbench 1 further comprises a fixing frame 6, a sliding rack 601, a spur gear 602 and a pushing rack 603, wherein the fixing frame 6 is fixedly connected to the workbench 1, the sliding rack 601 is arranged on the fixing frame 6 in a sliding manner, the connecting ring 206 is in sliding clamping connection with the sliding rack 601, the sliding rack 601 can be driven to slide along the fixing frame 6 through the connecting ring 206 when the sliding block 203 is in sliding reset, the spur gear 602 is rotatably arranged on the fixing frame 6, the sliding rack 601 is meshed with the spur gear 602, the pushing rack 603 is arranged on the workbench 1 in a sliding manner, the pushing rack 603 is meshed with the spur gear 602, and the pushing rack 603 can be driven to move through the spur gear 602 when the sliding rack 601 slides along the fixing frame 6; through the improvement, after the workpiece is processed, the pushing rack 603 can automatically push out the workpiece on the rotary cylinder 2, so that the function of automatic discharging is realized.

When the connecting rod 213 moves and resets, the moving frame 208 drives the connecting ring 206 to move and reset through the connecting clamping block 207, at this time, the connecting ring 206 drives the sliding rack 601 to slide along the fixed frame 6 and drives the spur gear 602 to rotate, when the spur gear 602 rotates, the pushing rack 603 can be driven to move to the workpiece and push the workpiece out of the rotating cylinder 2, when the connecting rod 213 moves to the rotating cylinder 2, the sliding rack 601 can be driven by the connecting ring 206 to move and reset, and the pushing rack 603 is reset along with the moving rack, so that the automatic pushing function is realized.

As shown in fig. 17, the fixing frame 6 includes a positioning block 604 and a positioning spring 605, the positioning block 604 is slidably disposed on the fixing frame 6, the positioning block 604 can position a workpiece, the workpiece is prevented from moving in the process of rotating, and the positioning spring 605 is disposed between the fixing frame 6 and the positioning block 604; by the improvement, during the process that the workpiece rotates along with the rotary drum 2, the workpiece is limited by the positioning block 604, so that the workpiece can be prevented from sliding back and forth on the rotary drum 2.

When the workpiece is sleeved on the rotary cylinder 2, the workpiece is contacted with the positioning block 604, then the rotating disc 212 can press the workpiece on the positioning block 604 and compress the positioning spring 605, and when the workpiece rotates, the positioning block 604 and the rotating disc 212 can jointly clamp the workpiece, so that the workpiece is prevented from moving back and forth on the rotary cylinder 2, and the machining effect is ensured.

The foregoing has outlined rather broadly the more detailed description of the application in order that the detailed description of the principles and embodiments of the application may be implemented in conjunction with the detailed description of the application that follows, the examples being merely intended to facilitate an understanding of the method of the application and its core concepts; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in accordance with the ideas of the present application, the present description should not be construed as limiting the present application in view of the above.

Claims (10)

1. A shearing and hemming device for metal product processing is characterized in that: comprising the following steps:

The workbench (1), the workbench (1) comprises a side bracket (101), a rotating motor (102), a first belt transmission part (103) and a control cylinder (211), the side bracket (101) is fixedly connected with the workbench (1), the rotating motor (102) is arranged in the workbench (1), the side bracket (101) comprises a rotating cylinder (2), the rotating cylinder (2) is rotationally connected to the side bracket (101), the first belt transmission part (103) is connected with the rotating motor (102) and the rotating cylinder (2),

The control cylinder (211) is arranged on the workbench (1);

the supporting mechanism is arranged on the side bracket (101) and comprises a rotating disc (212) and a sliding supporting block (201), the rotating disc (212) is rotatably arranged on a telescopic rod of the control cylinder (211), and the sliding supporting block (201) is slidably arranged in the rotary cylinder (2);

The edge cutting mechanism is arranged on the workbench (1) and comprises an L-shaped sliding rod (3), a cutter (301) and a pushing component, wherein the L-shaped sliding rod (3) is arranged on the workbench (1) in a sliding manner, and the cutter (301) is fixedly connected to the L-shaped sliding rod (3);

The crimping mechanism is installed on the workbench (1), the crimping mechanism comprises a fixed support (505) and a crimping disc (510), the fixed support (505) is fixedly connected to the workbench (1), and the crimping disc (510) is rotatably arranged on the fixed support (505).

2. The apparatus for shearing and hemming for metal product processing according to claim 1, wherein: the supporting mechanism comprises a reset spring (202), a sliding block (203), a reset spring (204), a supporting shaft (205) and a pushing assembly, wherein the reset spring (202) is arranged between the sliding supporting block (201) and the rotating cylinder (2), the sliding block (203) is arranged in the rotating cylinder (2) in a sliding mode, the reset spring (204) is arranged between the rotating cylinder (2) and the sliding block (203), the supporting shaft (205) is fixedly connected to the sliding block (203), the pushing assembly is arranged in the workbench (1), and the pushing assembly can push the sliding block (203) to slide in the rotating cylinder (2).

3. The shear hemming apparatus for metal product processing according to claim 2 wherein: the pushing assembly comprises a connecting ring (206), a connecting clamping block (207), a moving frame (208), a gear lack (209), a cam (210), a connecting rod (213) and a moving rack (214), wherein the connecting ring (206) is connected to the sliding block (203), the connecting clamping block (207) is arranged on the connecting ring (206) in a sliding mode, the moving frame (208) is fixedly connected with the connecting clamping block (207), the gear lack (209) is rotationally arranged on the side support (101), the cam (210) is fixedly connected to the gear lack (209), a word hole is formed in the moving frame (208), a round rod is arranged between the cams (210), the round rod penetrates through the word hole in the moving frame (208), the connecting rod (213) is fixedly connected to a telescopic rod of the control cylinder (211), the moving rack (214) is fixedly connected with the connecting rod (213), and the moving rack (214) is meshed with the gear lack (209).

4. The apparatus for shearing and hemming for metal product processing according to claim 1, wherein: the edge cutting mechanism comprises a pushing assembly and a blocking assembly, the pushing assembly is used for pushing the L-shaped sliding rod (3) and the cutter (301) to move towards a workpiece, and the blocking assembly is used for preventing the cutter (301) from contacting the workpiece when the rotating speed of the workpiece does not reach the maximum value, so that the cutter (301) is prevented from being damaged.

5. The apparatus for shearing and hemming for metal product processing according to claim 4 wherein: the pushing assembly comprises a rotating shaft (302), a rotating rod (303), a second belt transmission part (304), an L-shaped sliding rod (305), a connecting push rod (306) and a pushing spring (307), wherein the rotating shaft (302) is rotationally connected to the workbench (1), the rotating rod (303) is rotationally arranged in the workbench (1), the second belt transmission part (304) is connected between the rotating shaft (302) and the rotating rod (303), the gear-missing part (209) is fixedly connected with the rotating shaft (302) coaxially, the L-shaped sliding rod (305) is slidingly arranged in the workbench (1), an arc-shaped sliding groove is formed in the rotating rod (303), one end of the L-shaped sliding rod (305) is slidingly arranged in the arc-shaped sliding groove on the rotating rod (303), the connecting push rod (306) is slidingly arranged on the workbench (1), the connecting push rod (306) is fixedly connected with the L-shaped sliding rod (305), and the connecting push rod (306) penetrates through the L-shaped sliding rod (3) and is slidingly connected with the L-shaped sliding rod (307), and the L-shaped sliding rod (307) is arranged between the L-shaped sliding rod and the L-shaped sliding rod (307).

6. The apparatus for shearing and hemming for metal product processing according to claim 1, wherein: the blocking assembly comprises a transmission part, a wedge block (404) and a limit spring (405), wherein the wedge block (404) is arranged on the workbench (1) in a sliding mode, the limit spring (405) is arranged between the wedge block (404) and the workbench (1), the transmission part is connected with the wedge block (404), and the transmission part is used for driving the wedge block (404) to move.

7. The apparatus for shearing and hemming for metal product processing according to claim 1, wherein: the curling mechanism comprises a reciprocating screw rod (5), a third belt transmission part (501), an L-shaped rack (502), a transmission gear (503), a worm (504), a fixed bracket (505), a rotating screw rod (506), a worm wheel (507), an L-shaped rod (508), an L-shaped rotating rod (509) and a curling disk (510), wherein the reciprocating screw rod (5) is rotationally arranged on the workbench (1), the third belt transmission part (501) is connected with the rotating motor (102) and the reciprocating screw rod (5), the L-shaped rack (502) is slidably arranged on the workbench (1), the L-shaped rack (502) is in threaded connection with the reciprocating screw rod (5), the transmission gear (503) is rotationally arranged in the workbench (1), the L-shaped rack (502) is meshed with the transmission gear (503), the worm (504) is fixedly connected with the transmission gear (503), the rotating screw rod (506) is rotationally arranged on the workbench (1), the L-shaped rack (502) is fixedly connected with the workbench (505), the L-shaped rack (508) is slidingly arranged on the workbench (1), the L-shaped rotating rod (509) is rotatably arranged on the fixed support (505), and the coil pressing disc (510) is arranged on the fixed support (505).

8. The apparatus for shearing and hemming for metal product processing according to claim 7 wherein: the fixed support (505) comprises a limiting block (5051), and the limiting block (5051) is fixedly installed in the fixed support (505).

9. The apparatus for shearing and hemming for metal product processing according to claim 1, wherein: the workbench (1) further comprises a fixing frame (6), a sliding rack (601), a spur gear (602) and a pushing rack (603), wherein the fixing frame (6) is fixedly connected to the workbench (1), the sliding rack (601) is slidably arranged on the fixing frame (6), the connecting ring (206) is slidably clamped with the sliding rack (601), the spur gear (602) is rotatably arranged on the fixing frame (6), the sliding rack (601) is meshed with the spur gear (602), the pushing rack (603) is slidably arranged on the workbench (1), and the pushing rack (603) is meshed with the spur gear (602).

10. The apparatus for shearing and hemming for metal product processing according to claim 9 wherein: the fixing frame (6) comprises a positioning block (604) and a positioning spring (605), the positioning block (604) is arranged on the fixing frame (6) in a sliding mode, and the positioning spring (605) is arranged between the fixing frame (6) and the positioning block (604).