CN211135051U

CN211135051U - L type workpiece cutting and bending machine

Info

Publication number: CN211135051U
Application number: CN201922250577.9U
Authority: CN
Inventors: 陈浦生
Original assignee: Shanghai Yunqi Automation Technology Co ltd
Current assignee: Shanghai Yunqi Automation Technology Co ltd
Priority date: 2019-12-14
Filing date: 2019-12-14
Publication date: 2020-07-31
Anticipated expiration: 2029-12-14

Abstract

The utility model discloses an L type work piece cuts off bender, it relates to a bender, it needs to remove after the certain time to cut after bending to aim at solving the work piece among the prior art, it is long to consume time, the technical problem of inefficiency, its technical scheme main points include frame and last mould subassembly, be equipped with the storage tray in the frame respectively, a lower mould subassembly and the drive module that drive mould subassembly is buckled and is cut off the coil stock for cooperating last mould subassembly to buckle the coil stock, it sets up on drive module to go up the mould subassembly, one side that just is close to the storage tray in the frame slides and is connected with the lapse cylinder, be equipped with the power component who is used for pressing from both sides tight coil stock on the end wall of lapse cylinder, the orbit that lapse cylinder lapse power component removed is parallel with coil stock removal orbit, power component is located between lapse cylinder and the lower mould subassembly, thereby can accomplish simultaneously and cut and two processes of buckling, practice thrift the time that the coil stock removed, and.

Description

L type workpiece cutting and bending machine

Technical Field

The utility model relates to a bender, more specifically say that it relates to an L type work piece cuts off bender.

Background

The bending machine is a machine capable of bending thin plates, and mainly structurally comprises a support, a workbench and a clamping plate, wherein the workbench is arranged on the support and comprises a base and a pressing plate, the base is connected with the clamping plate through a hinge and comprises a seat shell, a coil and a cover plate, the coil is arranged in a recess of the seat shell, and the cover plate covers the top of the recess. When the clamping device is used, the coil is electrified by the lead, and the attraction is generated on the pressing plate after the coil is electrified, so that the thin plate between the pressing plate and the base is clamped. The electromagnetic force clamping is adopted, so that the pressing plate can be made into various workpiece requirements, and the workpiece with the side wall can be processed, and the operation is very simple and convenient.

Chinese patent No. CN206046794U discloses a full-automatic forming numerical control bending machine, wherein a coil stock storage bracket is located at the left side of a processing table, a fixing pin is installed at the lower end of the processing table, a material strip adjusting mechanism is located at the left side of the upper end surface of the processing table, a U-shaped forming mechanism is installed at the right side of the material strip adjusting mechanism, a cutting machine is assembled at the right side of the U-shaped forming mechanism, a punching machine is fixed at the left side of the cutting machine, the numerical control bending mechanism is located at the right side of the processing table, and a control panel is installed at the rear side of the processing table through a fixing frame to replace the complicated traditional process flow of manual straightening of incoming material, cutting, U-shaped forming, punching and multi-angle bending forming; the operation safety of workers is improved, the yield efficiency and the product yield are greatly improved, the folding angle length can be adjusted randomly within the size range of products produced by the machine, the punching position is quickly set and the precision is adjusted, the method is suitable for the mass production process of the inner frame bracket of the packing box of the beauty products in the market, and the traditional complex production process flow of manual manufacturing is changed.

When the numerical control bending machine in the prior art is used, a coil stock is bent through the U-shaped forming mechanism, then the coil stock is cut off through the cutting machine, and after the coil stock is bent, the coil stock needs time to be moved to the next procedure for cutting off, so that the time consumption is long, the working efficiency is low, and the improvement is needed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide an L type work piece cuts off bender, it has practice thrift the production, improves production efficiency's advantage.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides an L type work piece cuts off bender, includes frame and last mould assembly, be equipped with the storage disc in the frame respectively, be used for the cooperation to go up mould assembly and buckle the coil stock and cut off lower mould assembly and drive the drive assembly that mould assembly buckles and cut off the coil stock, it sets up on drive assembly to go up mould assembly, just slide in the frame and be close to one side of storage disc and be connected with and pass the cylinder, be equipped with the power component who is used for pressing from both sides tight coil stock on the end wall of passing the cylinder, it is parallel with the coil stock removal orbit to pass the orbit that the power component removed, power component is located and passes between cylinder and the lower mould assembly.

By adopting the technical scheme, when a workpiece is produced, the coil stock in the storage disc is uncoiled and sent into the power assembly and the lower die assembly, the driving assembly is utilized to drive the upper die assembly to be matched with the lower die assembly, and the coil stock is simultaneously bent and cut off to finish the bending and cutting of the workpiece; the coil stock is loosened to power component again, passes the cylinder and promotes power component to the length of a work piece of storage disc one side removal, and power component presss from both sides tight coil stock again, passes the cylinder and promotes the length of a work piece of power component and coil stock forward movement, and mould component and lower mould subassembly cooperation are gone up in the drive of drive assembly to buckle and cut the work piece, can accomplish simultaneously with this and cut and buckle two processes, practice thrift the time that the coil stock removed, improve work efficiency.

Furthermore, a sliding groove is formed in the rack and in the moving direction of the coil stock, the power assembly comprises a moving block arranged on the end wall of the pushing cylinder, and a sliding block sliding in the sliding groove is arranged on the bottom wall of the moving block;

the coil winding device is characterized in that a support frame is arranged on one side, away from the sliding block, of the moving block, a compression air cylinder is arranged on the support frame, the axis of the compression air cylinder is perpendicular to the moving track of a coil, a positioning pressing block is arranged on the end wall of the compression air cylinder, the bottom wall of the positioning pressing block is abutted to the top wall of the moving block, and a through groove for the coil to pass through is formed in one side, away from the compression air cylinder, of.

Through adopting the above-mentioned technical scheme, when needs promote the coil stock and move forward and carry out the cutting next time, utilize to compress tightly the cylinder and drive the location briquetting and shift up, loosen the coil stock, rethread passes cylinder drive movable block and slider, slide in the spout through the slider, thereby drive the movable block, the support frame and compress tightly the cylinder and remove to storage tray one side, remove to setting for the position after, compress tightly the cylinder piston rod and stretch out, promote the location briquetting and move down, the location briquetting is impressed the coil stock and is led to the inslot, through leading to the frictional force between groove and the coil stock, thereby can convenient and fast drive the coil stock and move forward, with this can last the unloading.

Furthermore, a limiting block is arranged on the rack and between the moving block and the top wall of the cylinder body of the pushing cylinder, a limiting hole for a piston rod of the pushing cylinder to penetrate through is formed in the side wall of the limiting block, and the distance between the moving block and the limiting block is equal to the length of a workpiece.

Through adopting above-mentioned technical scheme, when pass the cylinder and drive the movable block and move to storage tray one side, carry on spacingly through the stopper to the movable block, reduce the length that the distance that passes the cylinder and drive the movable block removal exceeds a work piece, reduce the possibility that the size of work piece takes place the error.

Furthermore, a positioning notch is formed in the top wall of the limiting block, a shaping pressing block is arranged in the positioning notch, a channel for a coil stock to pass through is formed in one side, close to the bottom wall of the positioning notch, of the shaping pressing block, and the central line of the channel is collinear with the central line of the through groove.

By adopting the technical scheme, after the coil stock is moved out of the storage tray, the coil stock passes through the channel, so that the coil stock can be shaped, and the possibility of bending of the coil stock is reduced; because the coil stock can be loosened to the locating briquetting, so carry out spacingly through the design briquetting to the coil stock can be reduced and the possibility that the coil stock takes place the skew in leading to the groove.

Further, drive assembly sets up the rotor arm on the power cylinder end wall and sets up the support arm in the frame including setting up in the frame and along the power cylinder that compresses tightly the cylinder axis direction and setting up, power cylinder sets up the one side at the support frame, the support arm sets up between power cylinder and support frame, power cylinder's one end and support arm rotation are connected are kept away from to the rotor arm, the one end that the support arm was kept away from to the rotor arm is rotated and is connected with the dwang, the one end that the rotor arm was kept away from to the dwang is equipped with the connecting rod, the axis of connecting rod is parallel with the orbit that the coil stock removed, the one end that the dwang was kept away from to the connecting rod is rotated and is equipped with the bending block, the bending block is located the dwang and keeps away from one side that.

By adopting the technical scheme, after the coil stock moves forwards by the length of one workpiece, the power cylinder is started, the piston rod of the power cylinder extends out, the support arm supports the rotating arm, the rotating arm rotates downwards, and the two ends of the rotating rod are respectively connected with the bending block and the rotating arm, so that the bending block can be conveniently and quickly driven to move downwards; when the bending block moves downwards, the rotating arm is pushed to move downwards through the convex block, so that the stability of downward movement of the bending block is improved.

Furthermore, the lower die assembly comprises a pressing seat arranged on one side, far away from the limiting block, of the moving block, the pressing seat is located below the bending block, a through hole for a coil to pass through is formed in the side wall of the pressing seat, and the axis of the through hole is collinear with the center line of the through groove;

a sliding groove is formed in the top wall of the pressing seat and in the axial direction of the pressing cylinder, a limiting groove is formed in the groove wall of the sliding groove, a shear block is arranged in the sliding groove, a positioning block which slides in the limiting groove is arranged on the side wall of the shear block, a spring pin is arranged on the groove bottom wall of the sliding groove, a jack through which the spring pin passes is formed in the side wall of the shear block, a ring block for positioning the spring pin is arranged on the hole wall of the jack and on one side close to a hole opening of the ring block, a sliding space for sliding the shear block is reserved between the bottom wall of the shear block and the groove bottom wall of the sliding groove, a socket through which a coil passes is formed in the side wall of the shear block, and the distance between the socket top wall and the coil side wall is gradually reduced from one side;

a limiting notch is formed in one side, away from the moving block, of the pressing seat, the limiting notch is communicated with the limiting groove, a lower molding block for extending a coil material is arranged on the side wall of the limiting notch, and the distance between the top wall of the lower molding block and the top wall of the socket is smaller than the height of the sliding space;

go up the mould subassembly including setting up the promotion piece on buckling a diapire, the diapire that promotes the piece cooperates with the roof of clipper block, be equipped with the last type piece that is L types on the diapire that promotes the piece, it extends by one side that the stopper was kept away from to the location briquetting to go up the type piece, the horizontal piece of last type piece cooperates with the roof of lower type piece, the lateral wall cooperation of vertical piece and lower type piece, between the horizontal piece of last type piece and the roof of lower type piece, all leave the shaping space that supplies the coil stock to buckle between the vertical piece of last type piece and the lower type piece lateral wall, the distance between the horizontal piece diapire of last type piece and the promotion piece diapire is less than the distance between clipper block roof and the lower type piece roof.

By adopting the technical scheme, after the pushing cylinder pushes the coil to move forwards by the length of one workpiece, the coil extends out of the socket and moves to the top wall of the lower die block, the bending block moves downwards so as to drive the pushing block and the upper die block to move downwards, the vertical block of the upper die block contacts with the side wall of the coil firstly, the coil is bent downwards through the forming space between the upper die block and the lower die block, and when the horizontal block of the upper die block is matched with the top wall of the lower die block, the rear side of the workpiece can be bent, so that the workpiece can be extruded into L types;

when the coil stock was buckled and is L forms, promote the piece and promote the shear block and slide down along the groove that slides, ring piece extrusion spring catch to can be with socket lapse, through the socket with down the crisscross between the type piece roof, thereby can cut off the coil stock, can buckle the work piece with this simultaneously and cut, be favorable to practicing thrift the time that the work piece removed, improve work efficiency.

Further, be equipped with two at least locating holes on the roof of pressure seat, be equipped with two at least vertical holes on the lateral wall of bending piece, the axis in vertical hole and the axis collineation of locating hole, be equipped with the locating pin in the locating hole, the one end that the locating hole was kept away from to the locating pin stretches into in the vertical hole, the one end that the locating pin stretches into the vertical hole is equipped with fixing spring, fixing spring keeps away from the one end of locating pin and is equipped with the spacer pin, the one end that fixing spring was kept away from to the spacer pin is equipped with the annular, be equipped with on the lateral wall in vertical hole with the unsmooth complex crown plate.

By adopting the technical scheme, when the rotating arm pushes the bending block to move downwards, the limiting pin is pushed to move downwards through the annular plate to extrude the fixed spring, and the positioning hole and the vertical hole are positioned through the positioning pin, so that the moving direction of the bending block is limited, and the moving stability of the bending block can be improved; after the rotating arm resets, the fixed spring resets, can upwards bounce the piece of buckling, and the cutout piece of being convenient for resets, thereby the coil stock can be exported smoothly from the socket.

Furthermore, the both sides of type piece all are equipped with the backup pad down, the one side that the type piece was kept away from down in the backup pad is connected with the lateral wall of spacing breach.

Through adopting above-mentioned technical scheme, connect spacing breach and type piece down through the backup pad to this stability of type piece in spacing breach can be increased down.

To sum up, the utility model discloses following beneficial effect has:

1. when a workpiece is machined, the power assembly clamps the workpiece, the pushing cylinder pushes the power assembly and the workpiece to move forwards, the driving assembly pushes the upper die assembly to move, and the upper die assembly and the lower die assembly are matched, so that the workpiece can be bent and cut, the moving time of the workpiece is reduced, and the working efficiency is improved;

2. the movement of the moving block is limited by using a limiting block, so that the moving distance of the workpiece is reduced to exceed a set value, and the size error of the workpiece is reduced;

3. the positioning notch on the shaping pressing block is used for positioning the coil, so that the possibility of deflection in the coil re-passing groove can be reduced.

Drawings

Fig. 1 is a schematic structural diagram of the embodiment.

Fig. 2 is a sectional view taken along line a-a in fig. 1.

Fig. 3 is an enlarged view of a portion a in fig. 2.

FIG. 4 is a partial schematic sectional view taken along line B-B.

In the figure: 01. coiling; 1. a frame; 10. a chute; 11. a limiting block; 12. a limiting hole; 14. positioning the notch; 15. shaping and briquetting; 16. a channel; 2. an upper die assembly; 20. a pushing block; 21. molding blocks; 22. a molding space; 3. a material storage tray; 4. a lower die assembly; 40. pressing a base; 41. a through hole; 42. a sliding groove; 43. a limiting groove; 44. cutting the block; 45. positioning blocks; 46. a spring pin; 47. a jack; 48. a ring block; 49. a slippage space; 400. a socket; 401. a limiting notch; 402. molding blocks; 403. a support plate; 404. positioning holes; 405. positioning a rod; 406. a limiting spring; 407. a limiting rod; 408. a positioning ring groove; 5. a drive assembly; 50. a power cylinder; 51. a rotating arm; 52. a support arm; 53. rotating the rod; 54. a connecting rod; 55. a bending block; 56. a bump; 57. a vertical hole; 58. positioning pins; 59. fixing the spring; 500. a spacing pin; 501. a ring groove; 502. a ring plate; 6. a pushing cylinder; 7. a power assembly; 70. a moving block; 71. a slider; 72. a support frame; 73. a pressing cylinder; 74. positioning a pressing block; 75. a through groove; 76. the slot is moved.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

referring to fig. 1, an L type workpiece cutting and bending machine comprises a frame 1, a material storage disc 3, an upper die assembly 2, a lower die assembly 4 for bending and cutting a coil 01 by matching with the upper die assembly 2, a driving assembly 5 for driving the upper die assembly 2 to bend and cut the coil 01, a pushing cylinder 6 and a power assembly 7 which is arranged on the end wall of the pushing cylinder 6 and is used for clamping the coil 01.

Referring to fig. 1, a storage tray 3 is arranged on a frame 1, a pushing cylinder 6 is arranged on the frame 1 and close to one side of the storage tray 3, the axis of the storage tray 3 is perpendicular to the axis of the pushing cylinder 6, a power assembly 7 is arranged on one side of the pushing cylinder 6, which is far away from the storage tray 3, the power assembly 7 is arranged on the frame 1 in a sliding manner, the moving track of the pushing cylinder 6 for pushing the power assembly 7 to move is parallel to the moving track of a coil stock 01, a lower die assembly 4 and a driving assembly 5 are both arranged on the frame 1, an upper die assembly 2 is arranged on the driving assembly 5, and the upper die assembly 2 and the lower die assembly 4 are arranged up and down.

Referring to fig. 1, a power assembly 7 is located between a push cylinder 6 and a lower die assembly 4; after a work piece is buckled and is cut off and accomplish, power component 7 loosens coil stock 01, pass cylinder 6 and drive power component 7 and remove to storage tray 3 one side, after the distance of removing a work piece, power component 7 presss from both sides tight coil stock 01, pass cylinder 6 and drive coil stock 01 and power component 7 forward movement again, coil stock 01 gets into lower mould component 4, go up mould component 2 downstream through the drive of drive component 5, reuse lower mould component 4 and last mould component 2 cooperation, thereby can buckle coil stock 01 and can cut off, can carry out twice process to coil stock 01 with this simultaneously, reduce the time that coil stock 01 removed, improve work efficiency.

Referring to fig. 2 and 3, a chute 10 is arranged on the frame 1 and along the moving track direction of the coil stock 01, the power assembly 7 comprises a moving block 70 arranged on the end wall of the pushing cylinder 6, a support frame 72 arranged on the top wall of the moving block 70 and a pressing cylinder 73 arranged on the support frame 72, and a sliding block 71 sliding in the chute 10 is arranged on the bottom wall of the moving block 70; the axial line of the pressing cylinder 73 is perpendicular to the moving track of the coil materials 01, a positioning pressing block 74 is arranged on the end wall of the pressing cylinder 73, a moving groove 76 for the positioning pressing block 74 to slide is formed in the supporting frame 72, the bottom wall of the positioning pressing block 74 is abutted to the top wall of the moving block 70, and a through groove 75 for the coil materials 01 to pass through is formed in one side, close to the moving block 70, of the positioning pressing block 74.

Referring to fig. 2, after the hold-down cylinder 73 needs to release the coil 01, a workpiece is moved by one length to squeeze the coil 01, and the other end of the coil 01 is on the storage tray 3, so that the coil 01 is easily separated from the top wall of the moving block 70, and when the positioning press block 74 presses the coil 01 again, the coil 01 is easily deflected; therefore, a limiting block 11 is arranged on the frame 1 and between the moving block 70 and the top wall of the cylinder body of the pushing cylinder 6, a T-shaped positioning notch 14 is arranged on the top wall of the limiting block 11, a shaping pressing block 15 is arranged in the positioning notch 14, a channel 16 for the coil stock 01 to pass through is arranged on one side of the shaping pressing block 15 close to the bottom wall of the positioning notch 14, and the central line of the channel 16 is collinear with the central line of the through groove 75.

Referring to fig. 2, the distance between the limiting block 11 and the moving block 70 is preferably equal to the length of the workpiece, a limiting hole 12 for a piston rod of the pushing cylinder 6 to pass through is formed in the side wall of the limiting block 11, and the diameter of the limiting hole 12 is larger than that of the piston rod of the pushing cylinder 6; after the coil 01 is unwound from the storage tray 3, the coil 01 firstly passes through the channel 16 and then enters the through groove 75, the coil 01 is molded and extruded through the molding press block 15, the possibility of deflection between the coil 01 and the through groove 75 after the coil 01 is unwound by the pressing cylinder 73 is reduced, and the positioning press block 74 can continuously press the coil 01 to move forwards.

Referring to fig. 2, when the pushing cylinder 6 drives the pressing cylinder 73 and the moving block 70 to move backwards, when the moving block 70 moves to the position of the limit block 11, the pushing cylinder 6 stops moving, the moving distance of the pushing cylinder 6 is limited by the limit block 11, so that the possibility that the moving distance of the pushing cylinder 6 exceeds the length of one workpiece is reduced, and the possibility that the size of the workpiece generates an error is reduced.

Referring to fig. 2, the driving assembly 5 includes a power cylinder 50 disposed on the frame 1 and disposed along an axial direction of a pressing cylinder 73, the power cylinder 50 is disposed on one side of a supporting frame 72, a supporting arm 52 is disposed on the frame 1 and between the power cylinder 50 and the pressing cylinder 73, a rotating arm 51 is rotatably disposed on an end wall of the power cylinder 50, one end of the rotating arm 51 far from the power cylinder 50 extends to one side of the supporting arm 52 and is rotatably connected with the supporting arm 52, one end of the rotating arm 51 far from the supporting arm 52 extends to one side of the pressing cylinder 73 far from the material storage tray 3, the rotating arm 51 is rotatably disposed to one end of the pressing cylinder 73 far from the material storage tray 3 and is provided with a rotating rod 53, one end of the rotating rod 53 far from the rotating arm 51 is provided with a connecting rod 54, an axial line of the connecting rod 54 is parallel to a moving track of the coil 01, one end of, the bending block 55 is located on one side of the rotating rod 53 away from the pressing cylinder 73, and a protrusion 56 abutting against the bending block 55 is arranged at one end of the rotating arm 51 close to the rotating rod 53.

Referring to fig. 2 and 3, the lower die assembly 4 includes a pressing seat 40 disposed on a side of the moving block 70 far from the limiting block 11, the pressing seat 40 abuts against a side wall of the moving block 70, the pressing seat 40 is located below the bending block 55, a through hole 41 for the coil stock 01 to pass through is disposed on the side wall of the pressing seat 40, an axis of the through hole 41 is collinear with a center line of the through groove 75, and the through hole 41 and the through groove 75 are communicated.

Referring to fig. 2 and 3, a sliding groove 42 is formed in the top wall of the pressing seat 40 and along the axial direction of the pressing cylinder 73, a limiting groove 43 is formed in the groove wall of the sliding groove 42 and along the groove depth direction of the sliding groove, a shear block 44 is arranged in the sliding groove 42, the top wall of the shear block 44 and the top wall of the pressing seat 40 are located on the same plane, a positioning block 45 sliding in the limiting groove 43 is arranged on the side wall of the shear block 44, and the shear block 44 and the positioning block 45 are integrally formed and are L-shaped.

Referring to fig. 3 and 4, a spring pin 46 is arranged on the bottom wall of the sliding groove 42, a socket 47 is arranged on the side wall of the shear block 44, and a ring block 48 is arranged on the hole wall of the socket 47 and on the side close to the hole opening.

Referring to fig. 3 and 4, the spring pin 46 includes a positioning rod 405 disposed on the bottom wall of the sliding groove 42, the positioning rod 405 is disposed along the groove depth direction of the sliding groove 42, one end of the positioning rod 405, which is away from the bottom wall of the sliding groove 42, extends into the insertion hole 47, one end of the positioning rod 405, which is inserted into the insertion hole 47, is provided with a limiting spring 406, one end of the limiting spring 406, which is away from the positioning rod 405, is provided with a limiting rod 407, and the side wall of the limiting rod 407 is annularly provided with a positioning ring groove 408 for inserting.

Referring to fig. 3, a sliding space 49 for sliding the shear block 44 is reserved between the bottom wall of the shear block 44 and the bottom wall of the sliding groove 42, a socket 400 for the coil 01 to pass through is arranged on the side wall of the shear block 44, the longitudinal section of the socket 400 is in a shape of a Chinese character 'ba', and the distances between the top wall and the bottom wall of the socket 400 and the side wall of the coil 01 are gradually reduced from one side close to the through hole 41 to one side far away from the through hole 41; the insertion of the roll 01 into the socket 400 is facilitated by the difference in distance between the socket 400 and the roll 01; it is also possible to reduce the possibility of shearing the web 01 between the top wall of the socket 400 and the bottom wall of the through-hole 41 when the shear block 44 moves down.

Referring to fig. 3, a limiting notch 401 is formed in one side of the pressing base 40, which is far away from the moving block 70, the limiting notch 401 is communicated with the limiting groove 43, a lower mold block 402, from which the coil material 01 extends, is arranged on the side wall of the limiting notch 401, the top wall of the lower mold block 402 and the bottom wall of the through hole 41 are located on the same plane, and the distance between the top wall of the lower mold block 402 and the top wall of the socket 400 is smaller than the height of the sliding space 49; supporting plates 403 are arranged on two sides of the lower molding block 402, one side, far away from the lower molding block 402, of each supporting plate 403 is connected with the side wall of the limiting notch 401, the supporting plates 403 and the pressing seat 40 are integrally formed, and the thickness of each supporting plate 403 is smaller than that of the lower molding block 402; the supporting plate 403 supports the lower mold block 402, and the connection stability of the lower mold block 402 on the press base 40 is increased.

Referring to fig. 3 and 4, at least two positioning holes 404 are formed in the top wall of the pressing base 40, at least two vertical holes 57 are formed in the side wall of the bending block 55, preferably, the two positioning holes 404 and the vertical holes 57 are symmetrically arranged on two sides of the lower molding block 402, the axis of each vertical hole 57 is collinear with the axis of the corresponding positioning hole 404, a positioning pin 58 is arranged in each positioning hole 404, one end, far away from the positioning hole 404, of the positioning pin 58 extends into the corresponding vertical hole 57, one end, far away from the positioning hole 404, of the positioning pin 58 is provided with a fixing spring 59, one end, far away from the positioning pin 58, of the fixing spring 59 is provided with a limit pin 500, one end, far away from the fixing spring 59, of the limit pin 500 is provided with a ring groove 501, and the side wall of the vertical.

Referring to fig. 2 and 3, the upper die assembly 2 includes a pushing block 20 disposed on the bottom wall of the bending block 55 and an upper die block 21 disposed on the bottom wall of the bending block 55, the bottom wall of the pushing block 20 is matched with the top wall of the shearing block 44, the upper die block 21 extends from one side of the positioning pressing block 74 away from the limiting block 11 and is in the shape of L, the horizontal block of the upper die block 21 is matched with the top wall of the lower die block 402, the vertical block is matched with the side wall of the lower die block 402, a forming space 22 for bending the coil material 01 is reserved between the horizontal block of the upper die block 21 and the top wall of the lower die block 402, and between the vertical block of the upper die block 21 and the side wall of the lower die block 402, and the distance between the bottom wall of the horizontal block of the upper die block 21 and the bottom wall of the pushing block 20 is smaller than the.

The working process of the embodiment is as follows: after current work piece is buckled and is accomplished with the cutting, through location briquetting 74 cunning in shifting chute 76, it mentions location briquetting 74 to compress tightly cylinder 73, slide in spout 10 through slider 71, thereby pass cylinder 6 and can drive movable block 70, the support frame 72, compress tightly cylinder 73 and location briquetting 74 and move to storage tray 3 one side, after the distance of a removal work piece length, pass cylinder 6 and stop moving, it promotes location briquetting 74 and moves down to compress tightly cylinder 73, thereby pass the coil stock 01 and pass through the inslot 75 of impressing, through the coil stock 01 and lead to the frictional force between 75 and the movable block 70, thereby pass cylinder 6 and can promote coil stock 01 and move forward, thereby can convenient and fast move forward coil stock 01.

When the coil 01 moves forward, the coil can penetrate through the socket 400 and is placed on the top wall of the lower molding block 402, the power cylinder 50 is started, a piston rod of the power cylinder 50 extends out to push the rotating arm 51 to move upwards, the supporting arm 52 is rotatably connected with the rotating arm 51, one end, far away from the power cylinder 50, of the rotating arm 51 moves downwards, namely the rotating rod 53, the connecting rod 54 and the bending block 55 are driven to move downwards, at the moment, the ring plate 502 pushes the limiting pin 500 to move downwards through the top wall of the bending block 55 of the positioning pin 58, the fixing spring 59 is squeezed and stores power, the bending block 55 can stably move downwards vertically, the pushing block 20 and the upper molding block 21 are pushed downwards, the vertical block of the upper molding block 21 firstly collides with the side wall of the workpiece to press the workpiece downwards, when the horizontal block of the upper molding block 21 and the coil 01 are close to one side of the socket 400, the bending of the workpiece to form L collision can be completed, the bottom wall of the horizontal block 21 and the pushing block 20 are smaller than the distance between the shearing block 44 and the top wall of the lower molding block 402, when the horizontal block and the coil 01 and the coil are close to the socket 400, the top wall, the coil can be cut, the coil 01 and the top wall can be cut, and the coil 01, and the coil can be cut, and the coil can be.

When the pushing block 20 pushes the shearing block 44 to move downwards, the ring block 48 pushes the limiting rod 407 to move downwards, the limiting spring 406 compresses to store power, after a workpiece is bent and cut, the piston rod of the power cylinder 50 retracts, the rotating arm 51 resets, the fixed spring first 59 resets, namely the bent block 55 can be bounced upwards, and the shearing block 44 is convenient to reset; when the bending block 55 moves upwards, the limiting spring 406 resets again, so that the shearing block 44 can be pushed to reset, the coiled material 01 can continuously penetrate out of the socket 400 to be bent and cut again, and the coiled material 01 can be continuously bent and cut.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The L type workpiece cutting and bending machine is characterized by comprising a rack (1) and an upper die assembly (2), wherein a storage disc (3), a lower die assembly (4) and a driving assembly (5) are arranged on the rack (1) and used for being matched with the upper die assembly (2) to bend and cut off a coil stock (01), the driving assembly (5) is used for driving the upper die assembly (2) to bend and cut off the coil stock (01), the upper die assembly (2) is arranged on the driving assembly (5), one side, close to the storage disc (3), of the rack (1) is connected with a pushing cylinder (6) in a sliding mode, a power assembly (7) used for clamping the coil stock (01) is arranged on the end wall of the pushing cylinder (6), the moving track of the pushing cylinder (6) moving the power assembly (7) is parallel to the moving track of the coil stock (01), and the power assembly (7) is located between the pushing cylinder (6) and the lower die assembly (4).

2. The L type workpiece cutting and bending machine according to claim 1, wherein a sliding chute (10) is formed in the rack (1) along the moving direction of the coil (01), the power assembly (7) comprises a moving block (70) arranged on the end wall of the pushing cylinder (6), and a sliding block (71) sliding in the sliding chute (10) is arranged on the bottom wall of the moving block (70);

one side, far away from the sliding block (71), of the moving block (70) is provided with a supporting frame (72), a pressing cylinder (73) is arranged on the supporting frame (72), the axis of the pressing cylinder (73) is perpendicular to the moving track of the coil stock (01), a positioning pressing block (74) is arranged on the end wall of the pressing cylinder (73), the bottom wall of the positioning pressing block (74) is abutted to the top wall of the moving block (70), and a through groove (75) for the coil stock (01) to pass through is formed in one side, far away from the pressing cylinder (73), of the positioning pressing block (74).

3. The L type workpiece cutting and bending machine according to claim 2, wherein a limiting block (11) is arranged on the frame (1) and between the moving block (70) and the top wall of the cylinder body of the pushing cylinder (6), a limiting hole (12) for the piston rod of the pushing cylinder (6) to pass through is formed in the side wall of the limiting block (11), and the distance between the moving block (70) and the limiting block (11) is equal to the length of a workpiece.

4. An L type workpiece cutting and bending machine according to claim 3, wherein a positioning notch (14) is formed in the top wall of the limiting block (11), a shaping pressing block (15) is arranged in the positioning notch (14), a channel (16) for a coil stock (01) to pass through is formed in one side, close to the bottom wall of the positioning notch (14), of the shaping pressing block (15), and the center line of the channel (16) is collinear with the center line of the through groove (75).

5. The L type workpiece cutting and bending machine according to claim 3, wherein the driving assembly (5) comprises a power cylinder (50) arranged on the frame (1) and arranged along the axial direction of a pressing cylinder (73), a rotating arm (51) rotatably arranged on the end wall of the power cylinder (50), and a supporting arm (52) arranged on the frame (1), the power cylinder (50) is arranged on one side of the supporting frame (72), the supporting arm (52) is arranged between the power cylinder (50) and the supporting frame (72), one end of the rotating arm (51) far away from the power cylinder (50) is rotatably connected with the supporting arm (52), one end of the rotating arm (51) far away from the supporting arm (52) is rotatably connected with a rotating rod (53), one end of the rotating rod (53) far away from the rotating arm (51) is provided with a connecting rod (54), the axial line of the rotating rod (54) is parallel to the moving track of the coil stock (01), one end of the connecting rod (54) far away from the abutting arm (53) is rotatably provided with a bending block (55), the bending block (55) is positioned on one side of the rotating rod (53) far away from the pressing cylinder (73), and one end of the bending block (55) near the rotating arm (53) is provided with a bending block (55.

6. The L type workpiece cutting and bending machine according to claim 5, wherein the lower die assembly (4) comprises a pressing seat (40) arranged on one side of the moving block (70) far away from the limiting block (11), the pressing seat (40) is positioned below the bending block (55), a through hole (41) for the coil stock (01) to pass through is arranged on the side wall of the pressing seat (40), and the axis of the through hole (41) is collinear with the central line of the through groove (75);

the pressure seat is characterized in that a sliding groove (42) is formed in the top wall of the pressure seat (40) and along the axial direction of the pressing cylinder (73), a limiting groove (43) is formed in the groove wall of the sliding groove (42), a shear block (44) is arranged in the sliding groove (42), a positioning block (45) which slides in the limiting groove (43) is arranged on the side wall of the shear block (44), a spring pin (46) is arranged on the groove bottom wall of the sliding groove (42), a jack (47) which is used for the spring pin (46) to pass through is arranged on the side wall of the shear block (44), a ring block (48) which is used for positioning the spring pin (46) is arranged on the hole wall of the jack (47) and close to one side of the hole opening, a sliding space (49) for the shear block (44) to slide is reserved between the bottom wall of the shear block (44) and the groove bottom wall of the sliding groove (42), and a socket (400) which is, the distance between the top wall of the socket (400) and the side wall of the coil stock (01) is gradually reduced from one side close to the through hole (41) to one side far away from the through hole (41);

a limiting notch (401) is formed in one side, away from the moving block (70), of the pressing seat (40), the limiting notch (401) is communicated with the limiting groove (43), a lower molding block (402) for extending a coil stock (01) is arranged on the side wall of the limiting notch (401), and the distance between the top wall of the lower molding block (402) and the top wall of the socket (400) is smaller than the height of the sliding space (49);

go up mould subassembly (2) including setting up promotion piece (20) on bending block (55) diapire, the diapire of promotion piece (20) and the roof cooperation of cutout (44), be equipped with on the diapire of promotion piece (20) and be L type last type piece (21), last type piece (21) are kept away from one side extension of stopper (11) by location briquetting (74), the horizontal piece of last type piece (21) and the roof cooperation of lower type piece (402), the lateral wall cooperation of vertical piece and lower type piece (402), all leave between the horizontal piece of last type piece (21) and the roof of lower type piece (402), between the vertical piece of last type piece (21) and the lateral wall of lower type piece (402) and supply coil stock (01) bending's shaping space (22), the distance between the horizontal piece diapire of last type piece (21) and promotion piece (20) is less than the distance between cutout piece (44) roof and the roof of lower type piece (402).

7. The L type workpiece cutting and bending machine according to claim 6, wherein the top wall of the pressing seat (40) is provided with at least two positioning holes (404), the side wall of the bending block (55) is provided with at least two vertical holes (57), the axes of the vertical holes (57) and the axes of the positioning holes (404) are collinear, positioning pins (58) are arranged in the positioning holes (404), one ends of the positioning pins (58), far away from the positioning holes (404), extend into the vertical holes (57), one ends of the positioning pins (58), extending into the vertical holes (57), are provided with fixing springs (59), one ends of the fixing springs (59), far away from the positioning pins (58), are provided with limiting pins (500), one ends of the limiting pins (500), far away from the fixing springs (59), are provided with annular grooves (501), and the side walls of the vertical holes (57) are provided with annular plates (502) which are in concave-convex fit with the annular grooves (501).

8. L type workpiece cutting and bending machine according to claim 6, wherein the lower die block (402) is provided with support plates (403) on both sides, and one side of each support plate (403) far away from the lower die block (402) is connected with the side wall of the limiting notch (401).