CN113547582A - Punching device, punching platform and punching method - Google Patents

Punching device, punching platform and punching method Download PDF

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Publication number
CN113547582A
CN113547582A CN202110890416.5A CN202110890416A CN113547582A CN 113547582 A CN113547582 A CN 113547582A CN 202110890416 A CN202110890416 A CN 202110890416A CN 113547582 A CN113547582 A CN 113547582A
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CN
China
Prior art keywords
punching
workpiece
needle
pressing plate
stamping
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110890416.5A
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Chinese (zh)
Inventor
霍锦充
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Wkk Machinery Co ltd
Original Assignee
Dongguan Wkk Machinery Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dongguan Wkk Machinery Co ltd filed Critical Dongguan Wkk Machinery Co ltd
Priority to CN202110890416.5A priority Critical patent/CN113547582A/en
Publication of CN113547582A publication Critical patent/CN113547582A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/02—Perforating by punching, e.g. with relatively-reciprocating punch and bed
    • B26F1/14—Punching tools; Punching dies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/01—Means for holding or positioning work
    • B26D7/015—Means for holding or positioning work for sheet material or piles of sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/01—Means for holding or positioning work
    • B26D7/02—Means for holding or positioning work with clamping means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/24—Perforating by needles or pins
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/0011—Working of insulating substrates or insulating layers
    • H05K3/0044—Mechanical working of the substrate, e.g. drilling or punching
    • H05K3/005—Punching of holes

Abstract

A punching apparatus, comprising: the pressing plate structure is connected to the stamping device and moves along with the stamping device, and the stamping pin structure is movably connected to the pressing plate structure; one end of the needle supporting structure is connected to the stamping device and moves along with the stamping device; the other end supports the punching needle structure, and the punching device drives the pressing plate structure, the needle supporting structure and the punching needle structure to move towards the workpiece; the pressing plate structure compresses the workpiece; the punching pin structure penetrates through the pressing plate structure and punches a hole on the workpiece; the punching device drives the needle supporting structure to move away from the workpiece, and the needle supporting structure supports the punching needle structure to separate from the workpiece; the pressing plate structure continues to compress the workpiece, and the punching pin structure moves to a preset distance away from the workpiece, and then the pressing plate structure is driven by the punching device to be separated from the workpiece. Through the setting of supporting the needle structure, towards the needle structure and deviate from the work piece activity to the predetermined distance after, stamping device just can drive the clamp plate structure and break away from the work piece to effectively prevent that the work piece from being taken up, effectively avoided the work piece damage, just do benefit to the subsequent transport of work piece.

Description

Punching device, punching platform and punching method
Technical Field
The invention belongs to the technical field of punching equipment, and particularly relates to a punching device, a punching platform and a punching method.
Background
When the inner layer circuit board is processed, the individual circuit boards need to be bonded together with high precision in order to assemble the final circuit. It has become increasingly necessary to index and punch holes in the individual inner circuit board layers, usually by punching holes in the printed circuit board at precisely defined locations.
Traditional punching press platform punches a hole the completion back to inlayer circuit board for the clamp plate that compresses tightly inlayer circuit board breaks away from inlayer circuit board simultaneously with the punching pin that is used for punching a hole, and both break away from inlayer circuit board simultaneously, and inlayer circuit board greatly probably has been taken up, thereby probably causes the damage of inlayer circuit board and is unfavorable for inlayer circuit board to see off punching press platform.
Disclosure of Invention
An object of the embodiment of the application is to provide a punching device, which aims to solve the problem that an inner-layer circuit board is brought up to cause damage.
In order to achieve the purpose, the technical scheme adopted by the application is as follows: the utility model provides a punching device, cooperation stamping device uses, but stamping device mobile setting, its characterized in that, punching device includes:
the pressing plate structure is connected to the stamping device and moves along with the stamping device, and the pressing plate structure is used for pressing a workpiece; and
the punching needle structure is movably connected to the pressure plate structure and is positioned between the punching device and the pressure plate structure; the punching pin structure is used for punching the workpiece; and
one end of the needle supporting structure is connected to the stamping device and moves along with the stamping device; the other end supports the punching needle structure; the needle supporting structure is positioned between the stamping device and the pressure plate structure;
when punching, the punching device drives the pressing plate structure, the needle supporting structure and the punching needle structure to move towards the workpiece; the pressing plate structure compresses the workpiece; the punching pin structure penetrates through the pressing plate structure and punches the workpiece;
after punching, the punching device drives the needle supporting structure to move away from the workpiece, and the needle supporting structure supports the punching needle structure to separate from the workpiece; and the pressing plate structure continues to press the workpiece, and after the punching pin structure moves to a preset distance away from the workpiece, the pressing plate structure is driven by the punching device to be separated from the workpiece.
In one embodiment, the punch pin structure comprises a punch pin; the punching needle comprises a head part and a punching hole part connected with the head part, the punching device acts on the head part, and the needle supporting structure supports the head part; the punching part penetrates through the needle supporting structure and acts on the workpiece to punch.
In one embodiment, an elastic structure is sleeved outside the punching part, one end of the elastic structure abuts against the pressure plate structure, and the other end of the elastic structure penetrates through the needle supporting structure and abuts against one end of the head part, which is far away from the punching device;
when the stamping device drives the pressure plate structure and the needle supporting structure to move towards the workpiece, the position of the stamping needle structure relative to the pressure plate structure is kept unchanged under the supporting action of the elastic structure; after the pressing plate structure presses the workpiece, the punching device continues to move towards the workpiece, and contacts the head to drive the punching needle structure to move towards the workpiece.
In one embodiment, the pin supporting structure comprises a pull rod, a supporting plate and a spring, one end of the pull rod penetrates through the stamping device and is movably connected to the stamping device, the other end of the pull rod is fixedly locked on the supporting plate, the stamping pin is installed on the supporting plate, and one end of the elastic structure penetrates through the supporting plate and abuts against the head; the spring is sleeved outside the pull rod, one end of the spring is abutted to the supporting plate, the other end of the spring is abutted to the stamping device, and the stamping device movably compresses the spring towards the workpiece direction to drive the supporting plate to move towards the workpiece direction.
In one embodiment, the punch pin structure further comprises an end sleeve for dispersing punching force, and the end sleeve is sleeved outside the head.
In one embodiment, the platen structure includes a platen and a positioning member; the pressing plate is connected with the stamping device through a first connecting rod and a second connecting rod, one end of the first connecting rod is fixedly connected with the pressing plate, and the other end of the first connecting rod is of a radial reducing structure and penetrates through the stamping device to be movably connected; one end of the second connecting rod is fixedly connected with the stamping device, and the other end of the second connecting rod is of a radial reducing structure and penetrates through the pressing plate to be movably connected; the positioning piece is arranged on the side surface of the pressing plate close to the workpiece; the positioning piece compresses the workpiece, and a guide hole for guiding the punch pin structure penetrates through the positioning piece.
A stamping platform, comprising: the lower die assembly, the upper die assembly and the middle die assembly are respectively assembled; the lower die assembly comprises a workbench for placing a workpiece and a driving structure for driving the upper die assembly to move;
the upper die assembly can be movably arranged above the lower die assembly up and down, the upper die assembly comprises the stamping device, and the driving structure drives the stamping device to move up and down;
the middle die assembly is arranged on the stamping device and is positioned between the lower die assembly and the upper die assembly, the middle die assembly comprises the punching device, and the pressing plate structure is vertically opposite to the workbench.
In one embodiment, the stamping apparatus includes an upper die plate and a stamping assembly; the upper template is connected with the driving structure; the stamping assembly is arranged on one side of the upper template, which is close to the pressure plate structure; the stamping assembly comprises an air cylinder and a pressing block; the cylinder is fixed on the upper template, and the pressing block is fixed on an output shaft of the cylinder; the pressing block is in contact with the punching needle structure.
In one embodiment, the upper die assembly further comprises a CCD camera, and the CCD camera photographs the workpiece on the worktable; the lower die assembly further comprises an XYY adjusting structure, and the position of the workpiece on the workbench is adjusted by the XYY adjusting structure according to the pictures shot by the CCD camera.
A method of punching a hole using the punching platform, comprising: the following steps are carried out in the following steps,
s10, the workpiece enters the workbench, the CCD cameras in all areas grab targets on the workpiece on the workbench, the coordinate difference between the current target coordinate and the reference target is calculated, the difference between the current target and the reference target is calculated through an upper computer, and then the position of the workpiece on the workbench is adjusted through the XYY adjusting structure, so that the targets on the workpiece are overlapped with the reference target, and the positioning work is finished;
s20, the driving structure drives the stamping device to press down, and the stamping device drives the pressing plate structure and the stamping needle structure to move towards the workpiece; the pressing plate structure compresses the workpiece; the punching pin structure penetrates through the pressing plate structure and punches the workpiece;
when the stamping device drives the pressure plate structure and the stamping needle structure to move towards the workpiece, the position of the stamping needle structure relative to the pressure plate structure is kept unchanged under the supporting action of the elastic structure; when the punching device moves to the workpiece to the second preset distance, the punching device contacts the head and drives the punching needle structure to move to the workpiece;
and S30, after punching is finished, the driving structure drives the punching device to ascend and drives the punching needle structure to be separated from the workpiece, the pressing plate structure continues to press the workpiece, and after the punching needle structure moves to the preset distance, the punching device drives the pressing plate structure to be separated from the workpiece, so that punching is finished.
The beneficial effect of this application lies in: through the setting of holding in the palm the needle structure, punch a hole the completion back, under stamping device drives, hold in the palm the needle structure and hold up and dash the needle structure and break away from the work piece, and the clamp plate structure continues to compress tightly the work piece this moment, dashes the needle structure and deviates from the work piece activity to the predetermined distance after, stamping device just can drive the clamp plate structure and break away from the work piece to effectively prevent that the work piece from being taken up, effectively avoided the work piece damage, and do benefit to the subsequent transport of work piece.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a perspective view of a stamping platform provided in an embodiment of the present application;
fig. 2 is an exploded view of a stamping platform provided in an embodiment of the present application;
fig. 3 is a perspective view of a punching apparatus provided in an embodiment of the present application;
fig. 4 is a cross-sectional view of a punching apparatus provided in an embodiment of the present application;
FIG. 5 is an enlarged view of a portion of FIG. 4 at A;
fig. 6 is a perspective view of a stamping device according to an embodiment of the present application.
Wherein, in the figures, the respective reference numerals:
1. middle die assembly 10 and punching device
11. Pressing plate structure 111 and pressing plate
112. Positioning plate 101, guide hole
12. Punching needle structure 121 and head
122. Punching part 123 and end sleeve
13. Needle supporting structure 131 and pull rod
132. Support plate 133 and spring
14. Elastic structure 15, first connecting rod
16. Second connecting rod 2 and upper die assembly
20. Punching device 21 and upper die plate
22. Punching assembly 221 and air cylinder
222. Pressing block 23 and CCD camera
3. Lower die assembly 31 and workbench
32. Drive structure 33, XYY adjustment structure.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1 to 6, an embodiment of the present application provides a punching apparatus 10, which is used in cooperation with a punching apparatus 20, the punching apparatus 20 is movably disposed, and the punching apparatus 10 includes:
the pressing plate structure 11 is connected to the stamping device 20 and moves along with the stamping device 20, the pressing plate structure 11 is used for pressing a workpiece, optionally, the workpiece is an inner layer PCB, and of course, the workpiece may also be other processed products needing to be punched.
The punching needle structure 12 is movably connected to the pressure plate structure 11, and the punching needle structure 12 is positioned between the punching device 20 and the pressure plate structure 11; the punching pin structure 12 is used for punching a workpiece; and
one end of the needle supporting structure 13 is connected to the stamping device 20 and moves along with the stamping device 20; the other end supports the punching pin structure 12; the needle rest structure 13 is located between the punching device 20 and the press plate structure 11. Under initial condition, hold in the palm needle structure 13 and play the effect of holding up towards needle structure 12, at the in-process that punches a hole, hold in the palm needle structure 13 and push down and no longer hold up towards the needle structure, towards needle structure 12 at this moment through elastic construction support, so hold in the palm needle structure 13 and push down the in-process and can not drive towards needle structure 12 activity.
During punching, the pressing device 20 drives the pressing plate structure 11, the needle supporting structure 13 and the punching needle structure 12 to move towards a workpiece; the pressing plate structure 11 compresses the workpiece; the punching pin structure 12 penetrates through the pressing plate structure 11 and punches a hole on the workpiece;
after punching, the punching device 20 drives the needle supporting structure 13 to move away from the workpiece, and the needle supporting structure 13 supports the punching needle structure 12 to separate from the workpiece; the pressing plate structure 11 continues to press the workpiece, and after the punching pin structure 12 moves to a preset distance away from the workpiece, the punching device 20 drives the pressing plate structure 11 to separate from the workpiece. Through the setting of holding in the palm needle structure 13, punch a hole the completion back, under stamping device 20 drives, hold in the palm needle structure 13 and hold up towards needle structure 12 and break away from the work piece, and clamp plate structure 11 continues to compress tightly the work piece this moment, and towards needle structure 12 and deviate from the work piece activity to the predetermined distance after, stamping device 20 just can drive clamp plate structure 11 and break away from the work piece to effectively prevent to take the work piece when towards needle structure 12 breaks away from the work piece, thereby effectively avoid the work piece damage.
In one embodiment, the punch pin structure 12 comprises a head portion 121 and a punching portion 122 connected to the head portion, the punching means 20 acting on the head portion 121; the punching portion 122 acts on the workpiece to punch a hole. And the head 121 is externally sleeved with an end sleeve 123 used for dispersing punching force, the end sleeve 123 is made of soft rubber, and the arrangement of the end sleeve 123 prolongs the service life of the punching needle structure 12. In order to prevent the end sleeve 123 from being separated from the punch pin structure 12 by vibration, a separation preventing element can be clamped between the end sleeve 123 and the head part 121, and the separation preventing element can be a sealing ring.
In one embodiment, the punching portion 122 is externally sleeved with an elastic structure 14, one end of the elastic structure 14 abuts against the pressing plate structure 10, and the other end of the elastic structure 14 penetrates through the needle supporting structure 13 and abuts against one end of the head portion 121 away from the punching device 20. Alternatively, the resilient structure 14 is a spring, although the resilient structure 14 is not limited to a spring.
When the pressing plate structure 11 and the needle supporting structure 13 are driven by the punching device 20 to move towards the workpiece, the position of the punching needle structure 12 relative to the pressing plate structure 11 is kept unchanged under the supporting action of the elastic structure 14, in the process, one end of the elastic structure 14 is abutted against the pressing plate structure 10 to form support, and therefore the position of the punching needle structure 12 relative to the pressing plate structure 11 is kept unchanged. After the pressing plate structure 11 presses the workpiece, at this time, the punching pin structure 12 does not move along with the pressing plate structure 11, the punching device 20 continues to move towards the workpiece, the contact head 121 drives the punching pin structure 12 to move towards the workpiece, and the punching part 122 finishes punching the workpiece after penetrating through the pressing plate structure 11. Through the arrangement of the elastic structure 14, the pressing plate structure 11 is guaranteed to firstly press the workpiece, and then the punching pin structure 12 punches the workpiece.
In one embodiment, the needle supporting structure 13 includes a pull rod 131, a supporting plate 132 and a spring 133, one end of the pull rod 131 is movably connected to the punching device 20 through the punching device 20, and after the pressing plate structure 11 presses the workpiece, in order to ensure that the punching device 20 can be further pressed down, one end of the pull rod 131 is movably connected to the punching device 20 through the punching device 20. The other end of the pull rod 131 is locked on the supporting plate 132, the punching pin structure 12 is installed on the supporting plate 132, specifically, the head portion 121 is supported on the supporting plate 132, and the punching portion 122 is installed on the pressing plate structure 11. One end of the elastic structure 14 passes through the supporting plate 132 and abuts against the head 121; the spring 133 is sleeved outside the pull rod 131, one end of the spring 133 abuts against the supporting plate 132, the other end abuts against the stamping device 20, and the stamping device 20 moves towards the workpiece direction to compress the spring 133 and drive the supporting plate 132 to move towards the workpiece direction. Hold in the palm needle structure 13 design benefit, before holding in the palm needle structure 13 and not contacting pressure plate structure 11, push down along with stamping device 20, hold in the palm needle structure 13 contact pressure plate structure 11 back, no longer push down along with stamping device 20, produce the interference on avoiding the stroke.
In one embodiment, the platen structure 11 includes a platen 111 and a positioning member 112; the pressing plate 111 is connected with the punching device 20 through a first connecting rod 15 and a second connecting rod 16, one end of the first connecting rod 15 is fixedly connected with the pressing plate 111, and the other end of the first connecting rod 15 is of a radial reduction structure and penetrates through the punching device 20 to be movably connected. One end of the second connecting rod 16 is fixedly connected with the punching device 20, and the other end is of a radial reduction structure and movably connected with the pressing plate 111 in a penetrating mode, so that the punching device 20 can be further pressed downwards after the pressing plate structure 11 presses the workpiece. And, after the punching is completed, the pressing plate 111 is lifted up from the needle supporting structure 13. The positioning piece 112 is arranged on the side surface of the pressing plate 111 close to the workpiece; the positioning member 112 presses the workpiece, a guide hole 101 for guiding the punch pin structure penetrates through the positioning member 112, and the punching part 122 precisely punches the workpiece under the guiding action of the guide hole 101.
The present application further provides a stamping platform, including: a lower die assembly 3, an upper die assembly 2 and a middle die assembly 1; the lower die assembly 3 comprises a workbench 31 for placing a workpiece and a driving structure 32 for driving the upper die assembly to move; the top surface of the worktable 31 is a plane for placing a workpiece, and the worktable 31 is provided with a positioning structure for tightly sucking the workpiece. Alternatively, the driving structure 32 is a hydraulic cylinder, and a connecting rod of the hydraulic rod is connected with the upper die assembly 3, so as to drive the upper die assembly 2 to move.
The upper die assembly 2 is movably arranged above the lower die assembly 3 up and down, the upper die assembly 2 comprises a stamping device 20, and the driving structure 32 drives the stamping device 20 to move up and down back and forth.
The middle die assembly 1 is arranged on the stamping device 20 and is positioned between the lower die assembly 3 and the upper die assembly 2, the middle die assembly 1 comprises a punching device 10, and the pressure plate structure 11 is vertically opposite to the workbench 31.
In one embodiment, the stamping device 20 includes an upper die plate 21 and a stamping assembly 22; the upper die plate 21 is connected to a drive structure 32. The stamping assembly 22 is arranged on one side of the upper template close to the pressure plate structure 11; the punching assembly 22 comprises a cylinder 221 and a pressing block 222; the cylinder 221 is fixed on the upper template 21, and the press block 222 is fixed on an output shaft of the cylinder 221; the upper die plate 21 is pressed downwards to drive the pressing block 222 to be in contact with the punching needle structure 12, so that the punching needle structure 12 presses downwards to punch a hole. When the punching needle structures 12 with different specifications are used, the air cylinder 221 drives the pressing block 222 to extend out for a corresponding distance, so that the selection is more diversified and the use is more convenient.
In one embodiment, the upper mold assembly 2 further includes a plurality of CCD cameras 23, and each CCD camera 23 is distributed in each corresponding area of the upper mold plate 21; the CCD camera 23 photographs the workpiece on the table 31, and captures the position of the workpiece on the table 31. The lower die assembly 3 further comprises an XYY adjusting structure 33, and the position of the workpiece on the workbench 31 is adjusted by the XYY adjusting structure 33 according to the picture taken by the CCD camera 23, so that the workpiece is placed on the workbench 31, and the punching accuracy is guaranteed.
The present application further provides a punching method using a punching platform, comprising: the following steps are carried out in the following steps,
s10, the workpiece enters a workbench 31, the CCD cameras 23 in all the areas grab targets of the workpiece on the workbench 31, the coordinate difference between the current target coordinate and the reference target is calculated, the difference between the current target and the reference target is calculated through an upper computer, the position of the workpiece on the workbench 31 is adjusted through an XYY adjusting structure 33, the target on the workpiece is overlapped with the reference target, and therefore positioning work is completed;
s20, the driving structure 32 drives the stamping device 20 to press down, and the stamping device 20 drives the pressure plate structure 11, the needle supporting structure 13 and the needle stamping structure 12 to move towards the workpiece; the pressing plate structure 11 compresses the workpiece; the punching pin structure 12 penetrates through the pressing plate structure 11 and punches a hole on the workpiece;
when the pressing device 20 drives the pressing plate structure 11 and the punching pin structure 12 to move towards the workpiece, the position of the punching pin structure 12 relative to the pressing plate structure 11 is kept unchanged under the supporting action of the elastic structure 14; after the pressing plate structure 11 presses the workpiece, the punching device 20 continues to move toward the workpiece, and the contact head 121 drives the punching pin structure 12 to move toward the workpiece, thereby completing punching.
S30, after punching is finished, the driving structure 32 drives the punching device 20 to ascend, the punching device 20 drives the needle supporting structure 13 to ascend and drives the punching needle structure 12 to be separated from the workpiece, the pressing plate structure 11 continues to press the workpiece, and after the punching needle structure 12 moves to a preset distance, the punching device 20 drives the pressing plate structure 11 to be separated from the workpiece, so that punching is finished.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (10)

1. The utility model provides a punching device, cooperation stamping device uses, but stamping device mobile setting, its characterized in that punching device includes:
the pressing plate structure is connected to the stamping device and moves along with the stamping device, and the pressing plate structure is used for pressing a workpiece;
the punching needle structure is movably connected to the pressure plate structure and is positioned between the punching device and the pressure plate structure; the punching pin structure is used for punching the workpiece; and
one end of the needle supporting structure is connected to the stamping device and moves along with the stamping device; the other end supports the punching needle structure; the needle supporting structure is positioned between the stamping device and the pressure plate structure;
when punching, the punching device drives the pressing plate structure, the needle supporting structure and the punching needle structure to move towards the workpiece; the pressing plate structure compresses the workpiece; the punching pin structure penetrates through the pressing plate structure and punches the workpiece;
after punching, the punching device drives the needle supporting structure to move away from the workpiece, and the needle supporting structure supports the punching needle structure to separate from the workpiece; and the pressing plate structure continues to press the workpiece, and after the punching pin structure moves to a preset distance away from the workpiece, the pressing plate structure is driven by the punching device to be separated from the workpiece.
2. The punching apparatus of claim 1, wherein: the punching needle structure comprises a punching needle; the punching needle comprises a head part and a punching hole part connected with the head part, the punching device acts on the head part, and the needle supporting structure supports the head part; the punching part penetrates through the needle supporting structure and acts on the workpiece to punch.
3. The punching apparatus of claim 2, wherein: an elastic structure is sleeved outside the punching part, one end of the elastic structure is abutted against the pressing plate structure, and the other end of the elastic structure penetrates through the needle supporting structure and is abutted against one end of the head part, which is far away from the punching device;
when the stamping device drives the pressure plate structure and the needle supporting structure to move towards the workpiece, the position of the stamping needle structure relative to the pressure plate structure is kept unchanged under the supporting action of the elastic structure; after the pressing plate structure presses the workpiece, the punching device continues to move towards the workpiece, and contacts the head to drive the punching needle structure to move towards the workpiece.
4. The punching apparatus of claim 3, wherein: the needle supporting structure comprises a pull rod, a supporting plate and a spring, one end of the pull rod penetrates through the stamping device and is movably connected to the stamping device, the other end of the pull rod is fixedly locked on the supporting plate, the stamping needle is installed on the supporting plate, and one end of the elastic structure penetrates through the supporting plate and abuts against the head; the spring is sleeved outside the pull rod, one end of the spring is abutted to the supporting plate, the other end of the spring is abutted to the stamping device, and the stamping device movably compresses the spring towards the workpiece direction to drive the supporting plate to move towards the workpiece direction.
5. The punching apparatus of claim 2, wherein: the punching needle structure further comprises an end sleeve used for dispersing punching force, and the end sleeve is sleeved outside the head.
6. A punch apparatus as claimed in any one of claims 1 to 5, characterised in that: the pressure plate structure comprises a pressure plate and a positioning piece; the pressing plate is connected with the stamping device through a first connecting rod and a second connecting rod, one end of the first connecting rod is fixedly connected with the pressing plate, and the other end of the first connecting rod is of a radial reducing structure and penetrates through the stamping device to be movably connected; one end of the second connecting rod is fixedly connected with the stamping device, and the other end of the second connecting rod is of a radial reducing structure and penetrates through the pressing plate to be movably connected; the positioning piece is arranged on the side surface of the pressing plate close to the workpiece; the positioning piece compresses the workpiece, and a guide hole for guiding the punch pin structure penetrates through the positioning piece.
7. A stamping platform, comprising: the lower die assembly, the upper die assembly and the middle die assembly are respectively assembled; the lower die assembly comprises a workbench for placing a workpiece and a driving structure for driving the upper die assembly to move;
the upper die assembly is movably arranged above the lower die assembly up and down, the upper die assembly comprises the stamping device according to any one of claims 1-6, and the driving structure drives the stamping device to move up and down and back and forth;
the middle die assembly is arranged on the stamping device and is positioned between the lower die assembly and the upper die assembly, the middle die assembly comprises the punching device according to any one of claims 1-6, and the pressure plate structure is opposite to the workbench up and down.
8. The stamping platform of claim 7, wherein: the stamping device comprises an upper template and a stamping assembly; the upper template is connected with the driving structure; the stamping assembly is arranged on one side of the upper template, which is close to the pressure plate structure; the stamping assembly comprises an air cylinder and a pressing block; the cylinder is fixed on the upper template, and the pressing block is fixed on an output shaft of the cylinder; the pressing block is in contact with the punching needle structure.
9. The stamping platform of claim 7, wherein: the upper die assembly further comprises a CCD camera, and the CCD camera photographs the workpiece on the workbench; the lower die assembly further comprises an XYY adjusting structure, and the position of the workpiece on the workbench is adjusted by the XYY adjusting structure according to the pictures shot by the CCD camera.
10. A punching method using a punching platform according to any of claims 7-9, comprising: the following steps are carried out in the following steps,
s10, the workpiece enters the workbench, the CCD cameras in all areas grab targets of the workpiece on the workbench, the coordinate difference between the current target coordinate and the reference target is calculated, the difference between the current target and the reference target is calculated through an upper computer, and then the position of the workpiece on the workbench is adjusted through the XYY adjusting structure, so that the targets on the workpiece are overlapped with the reference target, and the positioning work is finished;
s20, the driving structure drives the stamping device to press down, and the stamping device drives the pressing plate structure, the needle supporting structure and the stamping needle structure to move towards the workpiece; the pressing plate structure compresses the workpiece; the punching pin structure penetrates through the pressing plate structure and punches the workpiece;
when the stamping device drives the pressure plate structure and the stamping needle structure to move towards the workpiece, the position of the stamping needle structure relative to the pressure plate structure is kept unchanged under the supporting action of the elastic structure; after the pressing plate structure presses the workpiece, the punching device continues to move towards the workpiece, and contacts the head to drive the punching needle structure to move towards the workpiece.
S30, after punching is completed, the driving structure drives the punching device to ascend, the punching device drives the needle supporting structure to ascend and drives the punching needle structure to be separated from the workpiece, the pressing plate structure continues to press the workpiece, and after the punching needle structure moves to the preset distance, the pressing plate structure is driven by the punching device to be separated from the workpiece, and punching is completed.
CN202110890416.5A 2021-08-04 2021-08-04 Punching device, punching platform and punching method Pending CN113547582A (en)

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CN202110890416.5A CN113547582A (en) 2021-08-04 2021-08-04 Punching device, punching platform and punching method

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CN202110890416.5A CN113547582A (en) 2021-08-04 2021-08-04 Punching device, punching platform and punching method

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113976722A (en) * 2021-11-01 2022-01-28 新昌县长城空调部件股份有限公司 Gas delivery pipe punching process for gas appliance

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113976722A (en) * 2021-11-01 2022-01-28 新昌县长城空调部件股份有限公司 Gas delivery pipe punching process for gas appliance
CN113976722B (en) * 2021-11-01 2023-12-29 新昌县长城空调部件股份有限公司 Punching process for gas pipe of gas appliance

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