CN115740216A

CN115740216A - Bending and punching integrated device

Info

Publication number: CN115740216A
Application number: CN202310016613.3A
Authority: CN
Inventors: 沈建兵
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-03-07

Abstract

The invention relates to the technical field of bending and punching processing equipment, in particular to a bending and punching integrated device, which comprises an upper base and a lower base, wherein a convex template is fixedly arranged on the lower surface of the upper base, a U-shaped groove is formed in the lower surface of the convex template, a concave template is fixedly arranged on the upper surface of the lower base, a mold core is arranged at the central position of the concave template, a plurality of guide holes are formed in vertical plates on two sides of the concave template, punches are inserted in each guide hole in a sliding manner, the outer end surface of each punch is connected with a connecting rod, support frames are fixedly arranged on the upper surfaces on two sides of the lower base, a punching cylinder is fixedly arranged on each support frame, the end surface of a piston rod of each punching cylinder is connected to the side surface of a connecting transverse plate, and ejector plugs are inserted in the plurality of positioning holes in a sliding manner through buffer springs; the invention is convenient for processing personnel to directly realize the bending processing of the flat plate on the integrated device, and simultaneously can carry out the punching processing of the side plates at the two sides of the bent U-shaped part, thereby improving the bending and punching efficiency of the plate.

Description

Bending and punching integrated device

Technical Field

The invention relates to the technical field of bending and punching processing equipment, in particular to a bending and punching integrated device.

Background

With the progress of society and the development of manufacturing industry, more and more machined finished products enter the daily life of people, and the bending piece of punching a hole on the bending surface is the most common, so how to improve the quality of the bending piece with the hole becomes a difficult problem to be overcome by producers.

When a flat plate needs to be bent to form a special-shaped part, and then two side plates of the special-shaped part are punched, taking the bending of the flat plate to form a U-shaped part, and then punching holes on two side plates of the U-shaped part as an example, most of the existing processing modes are that the flat plate is bent to form the U-shaped part by adopting a bending machine, then the U-shaped part is taken down from the bending machine, and the U-shaped part is put into a punching machine for punching operation.

Obviously, the mode of bending before transferring punching inevitably reduces the processing efficiency of the workpiece, and although there is an integral bending and punching device, the device can only punch a hole on the horizontal plate surface of the bent U-shaped part, and cannot punch two side plates of the U-shaped part, and further needs a processing person to transfer the bent workpiece to a punching machine for side plate punching.

Disclosure of Invention

The invention aims to provide a bending and punching integrated device to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an integrative device that punches a hole of bending, includes base and lower base, it bends the mechanism to go up the plate to be provided with between base and the lower base, the plate is bent the mechanism and is used for bending planar plate and be dysmorphism piece, the plate is bent to be provided with the curb plate in the mechanism and punches a hole the mechanism, and the curb plate punches a hole the mechanism and is used for punching a hole the processing to the dysmorphism piece curb plate after bending.

Preferably, the plate bending mechanism comprises a convex template, a concave template, a mold core, a mold handle, guide sliding sleeves, guide posts, a pushing cylinder and a pushing block, wherein the convex template is arranged on the lower surface of the upper base, a U-shaped groove is formed in the lower surface of the convex template, the concave template is arranged on the upper surface of the lower base, the mold core is arranged at the center position of the concave template, the mold handle is arranged on the upper surface of the upper base, at least two guide sliding sleeves are arranged on the upper base, at least two guide posts are arranged on the lower base and are respectively inserted into the two guide sliding sleeves in a sliding manner, the mold core is aligned with the U-shaped groove in a sliding manner, the pushing cylinder is arranged at the center position of the concave template, the pushing block is arranged on the piston end face of the pushing cylinder, the pushing block is inserted into the mold core in a sliding manner, and the upper surface of the pushing block is flush with the upper surface of the mold core.

Preferably, the side plate punching mechanism comprises punches, connecting rods, connecting transverse plates, punching cylinders, supporting frames, pushing plugs and buffer springs, a plurality of guide holes are formed in vertical plates on two sides of the concave die plate, punches are inserted into the guide holes in a sliding mode, the outer end faces of the punches are connected with the connecting rods, the connecting rods are connected with the connecting transverse plates through automatic separation assemblies respectively, the supporting frames are fixed to the upper surfaces of two sides of the lower base respectively, the punching cylinders are fixed on the supporting frames, the end faces of piston rods of the punching cylinders are connected to the side faces of the connecting transverse plates, a plurality of positioning holes are formed in the left side face and the right side face of the die core, the pushing plugs are inserted into the positioning holes in a sliding mode through the buffer springs, the outer side faces of the pushing plugs are flush with the side faces of the die core, and the guide holes are aligned with the positioning holes respectively.

Preferably, the automatic subassembly that breaks away from includes fixed outer loop, elasticity ripple curb plate, elasticity inner ring, air duct and arc fixture block, connect the inside a plurality of location chambeies of having seted up of diaphragm, and every location intracavity all is fixed with fixed outer loop, the equal sealing connection of both sides face of fixed outer loop has the elasticity ripple curb plate, and elasticity ripple curb plate and location chamber sliding contact, symmetry the inner circle face sealing connection of elasticity ripple curb plate has the elasticity inner ring, it has a plurality of air ducts to peg graft on the connection diaphragm, and the bottom mouth of pipe of air duct inserts in the flexible chamber that fixed outer loop, elasticity ripple curb plate and elasticity inner ring enclose and be, elasticity inner ring's inner circle face evenly is provided with a plurality of arc fixture blocks, the location annular has been seted up to the outer lane face of connecting rod, and the location annular aligns with the location chamber, and is a plurality of arc fixture block sliding card is gone into in the location annular.

Preferably, the lower surface of the upper base is vertically provided with a pushing cylinder, a piston rod of the pushing cylinder penetrates through the convex template in a sliding manner, a pressing block is arranged on the lower end face of the piston rod of the pushing cylinder in the convex template, and the lower surface of the pressing block is flush with the surface of the U-shaped groove.

Preferably, the inner side surfaces of the vertical plates on the two sides of the concave template are provided with arc chamfers, and the two sides of the lower surface of the convex template are also provided with arc chamfers.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the side wall punching mechanisms are arranged on the two sides of the concave template, when the convex template moves downwards to bend a plane plate on the mold core into a U-shaped part, the convex template moves upwards to leak the side plates on the two sides of the U-shaped part, the piston rod of the punching cylinder extends out to enable the piston rod to drive the punch to extend out of the guide hole through the connecting transverse plate and the connecting rod which is not connected with the connecting transverse plate, the punch is retained in the guide hole, after the punch is contacted with the side plates on the two sides of the U-shaped part, the punch can leave a punched hole on the side plates, the punch can drive waste materials to enter the positioning holes formed in the two sides of the mold core, and the pushing plug can be contracted into the positioning holes, so that a processing worker can directly realize bending treatment on the flat plate on an integrated device, and can simultaneously punch the side plates on the two sides of the bent U-shaped part, thereby improving the bending and punching efficiency of the plate.

2. According to the invention, a plurality of connecting rods are connected with the connecting transverse plate through the automatic separation assembly, the elastic inner ring can be pushed to move towards the positioning ring groove formed in the surface of the outer ring of each connecting rod by continuous entering of high-pressure gas, the movement of the elastic inner ring can drive a plurality of arc-shaped clamping blocks to be clamped into the annular positioning ring groove in a sliding manner, and then after the expansion cavity is filled and expanded by the high-pressure gas, the hardness of the fixed outer ring, the elastic corrugated side plate and the elastic inner ring in the positioning cavity can be improved by the high-pressure gas in the expansion cavity, so that the strength of the connecting rods and the connecting transverse plate can be improved, and the connecting transverse plate can drive the punch to stably punch the side plate of the bent U-shaped part through the connecting rods.

Drawings

FIG. 1 is a schematic view of the working state of an integrated apparatus according to the present invention;

FIG. 2 is a schematic structural view of an integrated apparatus according to the present invention;

FIG. 3 is a cross-sectional view of a cavity plate of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3 according to the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 3 at B in accordance with the present invention;

FIG. 6 is an enlarged view of a portion of the invention at C of FIG. 3;

in the figure: 1. an upper base; 2. a lower base; 3. a plate bending mechanism; 31. a convex template; 311. a U-shaped groove; 32. a cavity plate; 321. a guide hole; 33. a mold core; 331. positioning holes; 34. a die shank; 35. a guide sliding sleeve; 36. a guide post; 37. a pushing cylinder; 38. pushing the pushing block; 4. a side plate punching mechanism; 41. a punch; 42. a connecting rod; 421. a positioning ring groove; 43. connecting the transverse plates; 431. a positioning cavity; 44. stamping a cylinder; 45. a support frame; 46. pushing the plug; 47. a buffer spring; 5. an automatic disengaging assembly; 51. fixing the outer ring; 52. an elastic corrugated side plate; 53. an elastic inner ring; 54. an air duct; 55. an arc-shaped fixture block; 6. and (5) a compression block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1:

as shown in fig. 1 to 6, the present invention provides a technical solution of an integrated bending and punching device: the plate bending device comprises an upper base 1 and a lower base 2, wherein a plate bending mechanism 3 is arranged between the upper base 1 and the lower base 2, the plate bending mechanism 3 is used for bending a planar plate into a special-shaped piece, a side plate punching mechanism 4 is arranged on the plate bending mechanism 3, and the side plate punching mechanism 4 is used for punching a bent special-shaped piece side plate; when the device works, when a plane plate needs to be bent into a special-shaped piece, and then two side plates of the special-shaped piece are punched, the plane plate is bent into a U-shaped piece, and then the two side plates of the U-shaped piece are punched, for example, the plane plate is bent into the U-shaped piece by a bending machine, then the U-shaped piece is taken down from the bending machine and put into a punching machine for punching, and obviously, the mode of bending the plane plate firstly and transferring the U-shaped piece for punching can reduce the processing efficiency of a workpiece, and meanwhile, although the bending and punching integrated device is also provided, the device can only perform punching operation on the horizontal plate surface of the bent U-shaped piece and can not perform punching operation on the two side plates of the U-shaped piece, and further needs a processing person to transfer the bent workpiece to the punching machine for side plate punching operation; therefore, according to the invention, the plate bending mechanism is arranged between the upper base 1 and the lower base 2, when a flat plate needs to be bent into a U-shaped part, a processing person firstly puts the flat plate on the plate bending mechanism, the upper base 1 moves downwards to drive the plate bending mechanism to bend the flat plate into the U-shaped part, then the upper base 1 is controlled to move upwards for a certain distance, so that the side walls on two sides of the U-shaped part are exposed, then the side plate punching mechanism 4 is controlled to punch holes on the side plates on two sides of the bent U-shaped part, further, the processing person does not need to firstly adopt a bending device to bend the flat plate into the U-shaped part, the U-shaped part is taken out and put into a punching machine to be punched, and further, the plate bending and punching efficiency can be improved.

As an embodiment of the present invention, the plate bending mechanism 3 includes a convex mold plate 31, a concave mold plate 32, a mold core 33, a mold handle 34, a guiding sliding sleeve 35, a guiding column 36, a pushing cylinder 37 and a pushing block 38, the lower surface of the upper base 1 is fixedly provided with the convex mold plate 31, the lower surface of the convex mold plate 31 is provided with a U-shaped groove 311, the upper surface of the lower base 2 is fixedly provided with the concave mold plate 32, the central position of the concave mold plate 32 is provided with the mold core 33, the upper surface of the upper base 1 is fixedly provided with the mold handle 34, the upper base 1 is provided with at least two guiding sliding sleeves 35, the lower base 2 is provided with at least two guiding columns 36, the two guiding columns 36 are respectively slidably inserted into the two guiding sliding sleeves 35, the mold core 33 and the U-shaped groove 311 are mutually slidably inserted and aligned, the central position of the concave mold core 32 is provided with the pushing cylinder 37, the piston end surface of the pushing cylinder 37 is provided with the pushing block 38, the pushing block 38 is slidably inserted into the mold core 33, and the upper surface of the pushing block 38 is flush with the upper surface of the 33; when the bending machine works, when a plane plate needs to be bent, a piston rod of the punching machine is connected with the die handle 34, so that the piston rod drives the upper base 1 to move upwards to the maximum distance through the die handle 34, at this time, the guide sliding sleeve 35 slides upwards on the outer surface of the guide post 36, and at this time, the processing personnel firstly puts the plate on the concave template 32, and the center position of the plate is in contact with the upper surface of the mold core 33 and is flush, and the left and right side surfaces of the plane plate are in contact with the inner side surfaces of the left and right side vertical plates of the concave mold plate 32, then the processing personnel controls the piston rod of the punching machine to extend out, so that the piston rod drives the convex die plate 31 to move downwards through the upper base 1, when the U-shaped groove 311 of the cam plate 31 contacts the flat plate, the upper base 1 moves downwards continuously to bend the flat plate on the mold core 33 by the downward movement of the cam plate 31, and the side plates at the two sides of the bent plate are attached to the two side walls of the mold core 33, so that the plane plate is bent into a U-shaped part, then the upper base 1 moves upwards to drive the convex template 31 to separate from the outer side surface of the mold core 33, so that the side plates at two sides of the U-shaped part are exposed conveniently, then the side plate punching mechanism 4 works, punching the side plates at two sides of the U-shaped piece, after the side plates at two sides of the bent U-shaped piece are punched, at the moment, the mold handle 34 drives the upper base 1 to move upwards continuously, then the piston rod of the pushing cylinder 37 positioned in the mold core 33 is controlled to extend out, the piston rod pushes the bent and punched U-shaped piece out of the mold core 33 through the pushing block 38, so that the bent and punched U-shaped piece can be quickly taken down by a processing personnel, then, a new plane plate to be bent is placed on the mold core 33 of the cavity plate 32, so that the plane plate can be bent and punched conveniently by the integrated device.

As an embodiment of the present invention, the side plate punching mechanism 4 includes a punch 41, a connecting rod 42, a connecting transverse plate 43, a punching cylinder 44, a supporting frame 45, an ejector plug 46, and a buffer spring 47, wherein a plurality of guide holes 321 are formed in two side vertical plates of the cavity plate 32, the punch 41 is inserted into each guide hole 321 in a sliding manner, the connecting rod 42 is connected to an outer end surface of each punch 41, the connecting rods 42 are connected to the connecting transverse plate 43 through automatic separation assemblies 5, respectively, the supporting frame 45 is fixed to upper surfaces of two sides of the lower base 2, the punching cylinder 44 is fixed to the supporting frame 45, an end surface of a piston rod of the punching cylinder 44 is connected to a side surface of the connecting transverse plate 43, a plurality of positioning holes 331 are formed in left and right side surfaces of the mold core 33, the ejector plug 46 is inserted into the positioning holes 331 in a sliding manner through the buffer spring 47, an outer side surface of the ejector plug 46 is flush with a side surface of the mold core 33, and the plurality of guide holes 321 are aligned to the positioning holes 331, respectively; when the die plate 31 moves downwards to bend the plane plate on the die core 33 to form a U-shaped part, at this time, the upper base 1 moves upward to drive the two side walls of the U-shaped groove 311 to separate from the gap between the mold core 33 and the vertical plates at the two sides of the cavity plate 32, so that the side plates at the two sides of the U-shaped part are exposed, because the number of the punched holes needed by the side plates at the two sides of the U-shaped part is different, for example, only one hole needs to be filled in the middle of the side plate of the U-shaped part, at this time, the processing personnel connects the connecting rod 42 positioned at the center of the vertical plates at the two sides of the cavity plate 32 with the connecting transverse plate 43 through the automatic separation assembly 5, then the processing personnel controls the piston rod of the stamping cylinder 44 fixed on the supporting frame 45 to extend out, so that the piston rod drives the punch 41 to extend out of the guide hole 321 through the connecting transverse plate 43 and the connecting rod 42, while the connecting rod 42 not connected with the connecting cross plate 43 retains the punch 41 in the guide hole 321, after the punch 41 contacts with the side plates at two sides of the U-shaped part, the punch 41 leaves a punched hole on the side plates, at this time, the punch 41 will drive the waste material into the positioning holes 331 formed on both sides of the mold core 33, the pushing plug 46 will contract into the positioning hole 331, the buffer spring 47 will be compressed, when the connecting horizontal plate 43 drives the punch 41 to separate from the punched holes of the side plates at both sides of the U-shaped member through the connecting rod 42, the punch 41 will contract into the guiding hole 321, when the pushing cylinder 37 drives the pushing block 38 to push the punched U-shaped part out of the mold core 33, at this time, the ejector plunger 46 slides toward the opening position of the positioning hole 331 under the urging of the buffer spring 47, therefore, the waste material filled into the positioning hole 331 is pushed by the ejector plug 46 to be discharged from the positioning hole 331, so that the punching treatment of the next bent U-shaped piece on the mold core 33 is facilitated; and when needing to punch a plurality of holes to the both sides curb plate of the U type spare after bending, processing personnel can break away from subassembly 5 through automatic this moment and be connected connecting rod 42 and connection diaphragm 43 for it can drive the curb plate slip of a plurality of drift 41 shape U type spares through a plurality of connecting rods 42 to connect diaphragm 43, and then be convenient for carry out a plurality of holes punching presses to the U type spare after bending, simultaneously when only needing to punch a hole to the curb plate of one side of U type spare, processing personnel only need control the work of stamping cylinder 44 of die plate 32 one side this moment, and then be convenient for realize punching a hole the operation to one side of the U type spare after bending.

As an embodiment of the present invention, the automatic disengaging assembly 5 includes a fixed outer ring 51, an elastic corrugated side plate 52, an elastic inner ring 53, an air duct 54 and arc-shaped fixture blocks 55, a plurality of positioning cavities 431 are formed in the connecting horizontal plate 43, the fixed outer ring 51 is fixed in each positioning cavity 431, the elastic corrugated side plate 52 is hermetically connected to both side surfaces of the fixed outer ring 51, the elastic corrugated side plate 52 is in sliding contact with the positioning cavities 431, the elastic inner ring surface of the elastic corrugated side plate 52 is hermetically connected to the elastic inner ring 53, a plurality of air ducts 54 are inserted into the connecting horizontal plate 43, a bottom end orifice of the air duct 54 is inserted into a telescopic cavity surrounded by the fixed outer ring 51, the elastic corrugated side plate 52 and the elastic inner ring 53, a plurality of arc-shaped fixture blocks 55 are uniformly arranged on the inner ring surface of the elastic inner ring 53, a positioning ring groove 421 is formed on the outer ring surface of the connecting rod 42, the positioning ring groove 421 is aligned with the positioning cavities 431, and the plurality of arc-shaped fixture blocks 55 are slidably inserted into the positioning ring groove 421; when the connecting rod 42 and the connecting transverse plate 43 need to be connected, at this time, a processing worker fills high-pressure gas into the corresponding gas guide tube 54 above the connecting transverse plate 43 through the gas pump and the gas guide hose, at this time, the high-pressure gas can enter the telescopic cavity enclosed by the fixing ring, the elastic corrugated side plate 52 and the elastic inner ring 53 through the gas guide tube 54, at this time, the continuous entering of the high-pressure gas can push the elastic inner ring 53 to move towards the positioning ring groove 421 formed in the outer ring surface of the connecting rod 42, at this time, the movement of the elastic inner ring 53 can drive the plurality of arc-shaped clamping blocks 55 to be clamped into the annular positioning ring groove 421, and further, after the telescopic cavity is filled and expanded by the high-pressure gas, the high-pressure gas in the telescopic cavity can improve the hardness of the fixed outer ring 51, the elastic corrugated side plate 52 and the elastic inner ring 53 in the positioning cavity 431, so that the strength of the connecting rod 42 and the connecting transverse plate 43 can be improved, thereby facilitating the connecting transverse plate 43 to drive the punch the side plate of the bent U-shaped part stably by the punch 41 through the connecting rod 42; and when connecting rod 42 and connection diaphragm 43 break away from the connection, take out the high-pressure gas in the flexible intracavity through air duct 54 this moment, make the elasticity ripple curb plate 52 that extends can drive elasticity inner ring 53 and contract towards the intracavity 431 of location, and then be convenient for elasticity inner ring 53 drives arc fixture block 55 and breaks away from in the annular 421 of location, thereby be convenient for connect diaphragm 43 and connecting rod 42 and break away from the connection, consequently, when connecting diaphragm 43 and driving other drift 41 and remove, connecting rod 42 that is not connected this moment only can relative movement connect diaphragm 43 be in quiescent condition, and then be convenient for carry out the processing of punching a hole of different quantity to the curb plate of the U type spare of bending.

As an embodiment of the present invention, a pushing cylinder 37 is vertically disposed on the lower surface of the upper base 1, a piston rod of the pushing cylinder 37 slidably penetrates through the convex mold plate 31, a pressing block 6 is disposed on the lower end surface of the piston rod of the pushing cylinder 37 located in the convex mold plate 31, and the lower surface of the pressing block 6 is flush with the surface of the U-shaped groove 311; during operation, when needing to go up base 1 and drive the die board 31 and upwards remove from mold core 33, the staff of processing this moment can control the inside top of die board 31 and push away the piston rod of cylinder 37 earlier and stretch out, this piston rod can drive compact heap 6 and stretch out from U type recess 311, the compact heap 6 that stretches out this moment can compress tightly the upper surface of laminating the U type spare of bending, therefore, along with the continuous rebound of die board 31, the inside difference that pushes away of die board 31 pushes away cylinder 37 stretches out, can effectively prevent the frictional force of U type recess 311 and the U type spare lateral surface after bending, when leading to die board 31 rebound, the U type spare of bending on the mold core 33 upwards drives in step and takes place the skew, and then influence the quality and the precision that the curb plate of 41 degrees U type spare punches a hole of drift.

As an embodiment of the present invention, the inner side surfaces of the vertical plates on both sides of the cavity plate 32 are provided with arc chamfers, and both sides of the lower surface of the cavity plate 31 are also provided with arc chamfers; during operation, the arrangement of the arc chamfers is convenient for the two side walls of the U-shaped groove 311 to be accurately slidably inserted into the gap between the vertical plates on the two sides of the convex template 31 and the mold core 33, and further, the planar plate can be accurately bent.

The working principle is as follows: when a plane plate needs to be bent, a piston rod of a punching machine is connected with a die handle 34, so that the piston rod drives the upper base 1 to move upwards to the maximum distance through the die handle 34, at the moment, the guide sliding sleeve 35 slides upwards on the outer surface of the guide post 36, at the moment, a processing person firstly puts the plate on the concave template 32, the central position of the plate is in contact with the upper surface of the die core 33, the left side surface and the right side surface of the plane plate are in contact with the inner side surfaces of vertical plates on the left side and the right side of the concave template 32, then the processing person controls the piston rod of the punching machine to extend out, so that the piston rod drives the convex template 31 to move downwards through the upper base 1, when the U-shaped groove 311 of the convex template 31 is in contact with the plane plate, the upper base 1 continues to move downwards to bend the plane plate on the die core 33 through the convex template 31, and the side plates on the two sides of the bent plate are attached to the two side walls of the die core 33, further bending the plane plate into a U-shaped part, then moving the upper base 1 upwards to drive the male die plate 31 to separate from the outer side surface of the die core 33, further facilitating the exposure of the side plates at the two sides of the U-shaped part, then controlling the piston rod of the stamping cylinder 44 fixed on the supporting frame 45 to extend out, so that the processing personnel drives the punch 41 to extend out from the guide hole 321 through the connecting transverse plate 43 and the connecting rod 42, the punch 41 is retained in the guide hole 321 through the connecting rod 42 which is not connected with the connecting transverse plate 43, after the punch 41 contacts with the side plates at the two sides of the U-shaped part, the punch 41 leaves a punched hole on the side plates, at the moment, the punch 41 drives the waste material to enter the positioning holes 331 arranged at the two sides of the die core 33, the ejector plugs 46 can contract into the positioning holes 331, the buffer springs 47 are compressed, after the connecting transverse plate 43 drives the punch 41 to separate from the punched holes at the side plates at the two sides of the U-shaped part through the connecting rod 42, at this time, the punch 41 will contract into the guiding hole 321, and after the pushing cylinder 37 drives the pushing block 38 to push the punched U-shaped part out of the mold core 33, the pushing plug 46 will slide toward the opening of the positioning hole 331 under the pushing of the buffer spring 47, so that the waste material charged into the positioning hole 331 will be discharged from the positioning hole 331 under the pushing of the pushing plug 46, thereby facilitating the punching process of the next bent U-shaped part on the mold core 33.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an integrative device that punches a hole of bending, includes upper base (1) and lower base (2), its characterized in that, be provided with plate bending mechanism (3) between upper base (1) and lower base (2), plate bending mechanism (3) are used for bending plane panel and are dysmorphism piece, be provided with curb plate mechanism (4) of punching a hole on plate bending mechanism (3), and curb plate mechanism (4) of punching a hole is used for punching a hole to the dysmorphism piece curb plate after bending.

2. A bending and punching integrated device according to claim 1, characterized in that: plate mechanism (3) of bending includes convex die board (31), die board (32), mold core (33), die shank (34), direction sliding sleeve (35), guide post (36), top push cylinder (37) and top ejector pad (38), the lower fixed surface of going up base (1) is provided with convex die board (31), and convex die board (31) lower surface has seted up U type recess (311), the last fixed surface of base (2) is provided with concave die board (32) down, and concave die board (32) central point puts and is provided with mold core (33), the last fixed surface of going up base (1) has die shank (34), go up and be provided with two direction sliding sleeve (35) on base (1) at least, be provided with two guide post (36) down on base (2) at least, and two guide post (36) slide respectively insert two direction sliding sleeve (35) in, mold core (33) and U type recess (311) slip grafting each other and align, concave die board (32) central point puts and is provided with top push cylinder (37), and the piston end face that top push cylinder (37) pushed up the plug pad (38) and insert the upper surface (33) and push pad (38).

3. The bending and punching integrated device according to claim 2, characterized in that: the side plate punching mechanism (4) comprises a punch (41), a connecting rod (42), a connecting transverse plate (43), a punching cylinder (44), a supporting frame (45), a pushing plug (46) and a buffer spring (47), wherein a plurality of guide holes (321) are formed in vertical plates on two sides of the concave die plate (32), the punch (41) is inserted into each guide hole (321) in a sliding mode, the outer end face of each punch (41) is connected with the connecting rod (42), the connecting rods (42) are connected with the connecting transverse plate (43) through automatic separation assemblies (5), the supporting frame (45) is fixed on the upper surfaces of two sides of the lower base (2), the punching cylinder (44) is fixed on the supporting frame (45), the end face of a piston rod of each punching cylinder (44) is connected to the side face of the connecting transverse plate (43), a plurality of positioning holes (331) are formed in the left side face and the right side face of the die core (33), the pushing plug (46) is inserted into each positioning hole (331) in a sliding mode through the buffer spring (47), and the outer side face of the pushing plug (46) is aligned with the side face of the die core (33), and the positioning holes (321) are aligned with the positioning holes (331).

4. A bending and punching integrated device according to claim 3, characterized in that: automatic break away from subassembly (5) including fixed outer loop (51), elasticity ripple curb plate (52), elasticity inner ring (53), air duct (54) and arc fixture block (55), connect diaphragm (43) inside and seted up a plurality of location chamber (431), and all be fixed with fixed outer loop (51) in every location chamber (431), the equal sealing connection in both sides face of fixed outer loop (51) has elasticity ripple curb plate (52), and elasticity ripple curb plate (52) and location chamber (431) sliding contact, the symmetry the inner circle face sealing connection of elasticity ripple curb plate (52) has elasticity inner ring (53), it has a plurality of air ducts (54) to peg graft on connecting diaphragm (43), and the bottom mouth of pipe of air duct (54) inserts fixed outer loop (51), elasticity ripple curb plate (52) and elasticity inner ring (53) and enclose the flexible chamber that is, the inner circle face of elasticity inner ring (53) evenly is provided with a plurality of arc fixture block (55), location annular (421) have been seted up to the outer circle face of connecting rod (42), and location annular (421) align with location chamber (55), a plurality of arc fixture block (55) card income location annular.

5. A bending and punching integrated device according to claim 2, characterized in that: the lower surface of the upper base (1) is vertically provided with a pushing cylinder (37), a piston rod of the pushing cylinder (37) penetrates through the convex template (31) in a sliding mode, a pressing block (6) is arranged on the lower end face of the piston rod of the pushing cylinder (37) and located in the convex template (31), and the lower surface of the pressing block (6) is flush with the surface of the U-shaped groove (311).

6. A bending and punching integrated device according to claim 2, characterized in that: the inner side surfaces of vertical plates on two sides of the concave template (32) are provided with arc chamfers, and the two sides of the lower surface of the convex template (31) are also provided with arc chamfers.