CN203900278U - Oblique punching mechanism - Google Patents

Oblique punching mechanism Download PDF

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Publication number
CN203900278U
CN203900278U CN201420348013.3U CN201420348013U CN203900278U CN 203900278 U CN203900278 U CN 203900278U CN 201420348013 U CN201420348013 U CN 201420348013U CN 203900278 U CN203900278 U CN 203900278U
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CN
China
Prior art keywords
oblique
punching
punching pin
bolster
plate
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.)
Withdrawn - After Issue
Application number
CN201420348013.3U
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Chinese (zh)
Inventor
张亮
杨加军
康世杰
孙前锋
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.)
KUNSHAN LEMTECH PRECISION MACHINERY CO Ltd
Original Assignee
KUNSHAN LEMTECH PRECISION MACHINERY CO Ltd
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Publication date
Application filed by KUNSHAN LEMTECH PRECISION MACHINERY CO Ltd filed Critical KUNSHAN LEMTECH PRECISION MACHINERY CO Ltd
Priority to CN201420348013.3U priority Critical patent/CN203900278U/en
Application granted granted Critical
Publication of CN203900278U publication Critical patent/CN203900278U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses an oblique punching mechanism. The oblique punching mechanism comprises an upper die, a lower die and a guide column, wherein the upper die comprises an upper die holder, an upper clamping plate, a stopping plate and a stripping plate sequentially from top to bottom; the lower die comprises a lower die holder, a lower base plate and a lower die plate which are connected fixedly and sequentially from bottom to top; a pressing block on the lower side of the stripping plate and a molding block on the lower die plate are matched for punching a product; a fixing block is arranged in the upper clamping plate; a sliding guide rail parallel with an oblique punching surface of the product is arranged in the fixing block; a punch fixing block is arranged in the sliding guide rail and slides along the sliding guide rail obliquely; an oblique punch for punching holes in the product is fixedly arranged on the punch fixing block. With the adoption of the mechanism, for the product which is complex in shape, non-uniform in reference surface and higher in oblique surface shape and position requirement, single-procedure dies are not required to be added, and all procedures can be finished in a set of progressive dies, so that the die adjusting time is greatly shortened, the size precision is improved, mass production can be realized through the progressive dies in a short time.

Description

A kind of oblique punching mechanism
Technical field
The utility model relates to a kind of oblique punching mechanism of diel, relates to more specifically oblique punching mechanism in a kind of progressive die.
Background technology
In the market for the hardware stamping part of automobile and other industries, when in the face of the high product of shape matching complexity, datum level disunity, inclined plane shape position accuracy demand, mainly adopt and carry out in two ways punch process.Be to utilize a punch forming mode of adjusting punching pin after traditional first punching press, another kind is to adopt the mode that increases single die tool to process.But utilize the punch forming mode of adjusting punching pin after traditional first punching press to the very difficult management and control of the size of product, each mode transfer all can expend a large amount of human and material resources.And adopt increase single die tool to produce, need a plurality of operations just can complete a complete part manufacture, expend a large amount of time, need to increase the mode transfer time simultaneously, strengthen die cost, cause the production efficiency of part low, accessory size is unstable, energy consumption and part unit price is high, cannot carry out producing in enormous quantities in the short time.
For current these present situations, be badly in need of a kind of positional precision that can either guarantee product inclined plane shape in progressive die, the Novel inclined that can enhance productivity is again to punching mechanism.
Utility model content
In view of this, the utility model aims to provide a kind of oblique punching mechanism that can enhance productivity, reduce cost of parts.
For solving the problems of the technologies described above, the technical solution of the utility model is:
An oblique punching mechanism, comprises upper die and lower die and guide pillar, described guide pillar run through described patrix and described counterdie and guide described patrix near or away from the motion of described counterdie.
Described patrix comprises upper bolster, train wheel bridge, baffle plate and stripper plate from top to bottom successively, described train wheel bridge is fixedly installed on the lower surface of described upper bolster, described stripper plate is fixedly installed on the lower surface of described baffle plate, described upper bolster is with described baffle plate by being connected for limiting the limiting section of both largest intervals, and described baffle plate or described upper bolster and described limiting section are slidably matched.
Described counterdie comprises die shoe, lower bolster and the lower bolster being fixedly connected sequentially from bottom to up.
The downside of described stripper plate is fixedly installed binder block, and a side relative with described stripper plate of described lower bolster is provided with forming blocks, and described binder block coordinates stamping products with described forming blocks.
In described train wheel bridge, be provided with fixed block, in described fixed block, be provided with the rail plate parallel with the punching press inclined-plane of described product, in described rail plate, be provided with punching pin fixed block, described punching pin fixed block is along the oblique slip of described rail plate, on described punching pin locating piece, be fixed with for the oblique punching pin to described product punching, described binder block is provided with the second gathering sill passing for described oblique punching pin.
Preferably on described stripper plate, be also provided with guide pad, described guide pad is arranged between described binder block and described baffle plate, and described guide pad is provided with the first gathering sill that passes and guide described punching pin fixed block oblique movement for described punching pin fixed block.
Preferably the longitudinal section of described punching pin fixed block and the cross section of described rail plate are all "T"-shaped.
Preferably in described punching pin fixed block, be provided with punching pin holddown groove, described oblique punching pin is movably arranged in described punching pin holddown groove and axial limiting.
Preferably the longitudinal section of described punching pin holddown groove and described oblique punching pin is all "T"-shaped, the upper end, lateral part of described oblique punching pin end is against on the bottom surface of described rail plate, and the lower end of the lateral part of described oblique punching pin end is against on the step at internal diameter varies place of described punching pin holddown groove.
Preferably described limiting section is contour bolt, on described baffle plate, be provided with the through hole passing for described contour bolt, the end of thread of described contour bolt screws in described upper bolster, the bolt head of described contour bolt is positioned at the below of described baffle plate lower surface, and the diameter of described bolt head is greater than the diameter of described through hole.
Preferably described limiting section is contour bolt, on described upper bolster, be provided with the through hole passing for described contour bolt, the end of thread of described contour bolt screws in described baffle plate, the bolt head of described contour bolt is positioned at the top of described upper bolster upper surface, and the diameter of described bolt head is greater than the diameter of described through hole.
Preferably described contour bolt is located at the side away from described guide pillar of described upper bolster or is evenly arranged in described train wheel bridge around.
Preferably in described forming blocks, be provided with for the logical described product of described oblique punching pin punching and retread to the 3rd gathering sill of downward-extension, described the 3rd gathering sill and described oblique punching pin coaxially arrange.
Preferably described guide pillar comprises guide pillar support, guide column sleeve and back-moving spring, the lower end that described guide pillar supports is fastened in the body of described counterdie by threaded engagement, described back-moving spring is assemblied in described guide pillar and supports, its top connects described guide column sleeve, described guide column sleeve outer surface is roll extrusion little and most ball boss.
Adopt technique scheme, the utility model at least comprises following beneficial effect:
Oblique punching mechanism described in the utility model, to complex-shaped, datum level disunity, product that inclined plane shape status requirement is higher, need not increase single die tool, can in a set of progressive die, complete all process steps, can in diel, realize the oblique punching press at any angle that is not orthogonal to horizontal plane.Greatly shortened the mode transfer time, improved dimensional accuracy, can on progressive die, realize and producing in enormous quantities at short notice.Save a large amount of production costs, improved accordingly the market competitiveness simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model one embodiment when die opening state;
Fig. 2 is the structural representation of the utility model one embodiment when mold closing state;
Fig. 3 is the utility model one embodiment fixed block, punching pin fixed block side view;
Fig. 4 is that the oblique punching pin of the utility model one embodiment arranges schematic diagram on punching pin fixed block;
Fig. 5 is the utility model one embodiment binder block side view;
Fig. 6 is the utility model one embodiment guide pad side view;
Fig. 7 is the utility model one embodiment punching pin fixed block profile;
Fig. 8 is the utility model one embodiment product top view.
Wherein: 1, upper bolster, 2, contour bolt, 3, train wheel bridge, 4, fixed block, 5, rail plate, 6, guide pad, 7, baffle plate, 8, guide pillar, 9, punching pin fixed block, 10, die shoe, 11, lower bolster, 12, binder block, 13, product, 14, forming blocks, 15, binder surface, 16, lower bolster, 17, punching pin holddown groove, the 18, first gathering sill, the 19, second gathering sill, 20, oblique punching pin, 21, the 3rd gathering sill, 22, the oblique hole of product, 23, stripper plate.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Please refer to Fig. 1 to Fig. 8, the utility model embodiment provides a kind of oblique punching mechanism, comprises upper die and lower die and guide pillar 8, described guide pillar 8 run through described patrix and described counterdie and guide described patrix near or away from the motion of described counterdie.
Described patrix comprises upper bolster 1, train wheel bridge 3, baffle plate 7 and stripper plate 23 from top to bottom successively, described train wheel bridge 3 is fixedly installed on the lower surface of described upper bolster 1, described stripper plate 23 is fixedly installed on the lower surface of described baffle plate 7, described upper bolster 1 is with described baffle plate 7 by being connected for limiting the limiting section of both largest intervals, and described baffle plate 7 or described upper bolster 1 are slidably matched with described limiting section.Described counterdie comprises die shoe 10, lower bolster 16 and the lower bolster 11 being fixedly connected sequentially from bottom to up.
The downside of described stripper plate 23 is fixedly installed binder block 12, and a side relative with described stripper plate 23 of described lower bolster 11 is provided with forming blocks 14, and described binder block 12 coordinates stamping products 13 with described forming blocks 14; Drive binder block 12 to move up and down, thereby compress or unclamp product 13.Binder surface 15 in described forming blocks 14 is an inclined-plane, and those skilled in the art can set accordingly according to actual user demand.
In described train wheel bridge 3, be provided with fixed block 4, in described fixed block 4, be provided with the rail plate parallel with the punching press inclined-plane of described product 13 5, in described rail plate 5, be provided with punching pin fixed block 9, described punching pin fixed block 9 is along the oblique slip of described rail plate 5, on described punching pin locating piece, be fixed with for the oblique punching pin 20 to described product 13 punchings, described binder block 12 is provided with the second gathering sill 19 passing for described oblique punching pin 20.
On described stripper plate 23, be also provided with guide pad 6 in a preferred embodiment, described guide pad 6 is arranged between described binder block 12 and described baffle plate 7, and described guide pad 6 is provided with the first gathering sill 18 that passes and guide described punching pin fixed block 9 oblique movements for described punching pin fixed block 9.It is "T"-shaped that the cross section of the longitudinal section of described punching pin fixed block 9 and described rail plate 5 is all.In described punching pin fixed block 9, be provided with punching pin holddown groove 17, described oblique punching pin 20 is movably arranged in described punching pin holddown groove 17 and axial limiting.The longitudinal section of described punching pin holddown groove 17 and described oblique punching pin 20 is all "T"-shaped, the upper end, lateral part of described oblique punching pin 20 ends is against on the bottom surface of described rail plate 5, and the lower end of the lateral part of described oblique punching pin 20 ends is against on the step at internal diameter varies place of described punching pin holddown groove 17.
Described limiting section is contour bolt 2 in a preferred embodiment, on described baffle plate 7, be provided with the through hole passing for described contour bolt 2, the end of thread of described contour bolt 2 screws in described upper bolster 1, the bolt head of described contour bolt 2 is positioned at the below of described baffle plate 7 lower surfaces, and the diameter of described bolt head is greater than the diameter of described through hole.Described limiting section is contour bolt 2 in another preferred embodiment, on described upper bolster 1, be provided with the through hole passing for described contour bolt 2, the end of thread of described contour bolt 2 screws in described baffle plate 7, the bolt head of described contour bolt 2 is positioned at the top of described upper bolster 1 upper surface, and the diameter of described bolt head is greater than the diameter of described through hole.
Described contour bolt 2 is located at the side away from described guide pillar 8 of described upper bolster 1 or is evenly arranged in described train wheel bridge 3 around in a preferred embodiment, by promoting contour bolt 22, can impel described upper bolster 11 to move.Those skilled in the art should know; the set-up mode of the selection of limiting section described above and described contour bolt 2 and setting position are intended to absolutely prove that the present embodiment is and unrestricted, and any apparent product substitution and variation are all within the protection domain of the present embodiment.
In described forming blocks 14, be provided with in a preferred embodiment for the logical described product 13 of described oblique punching pin 20 punching and retread to the 3rd gathering sill 21 of downward-extension, described the 3rd gathering sill 21 coaxially arranges with described oblique punching pin 20.
Described guide pillar 8 comprises guide pillar support, guide column sleeve and back-moving spring in a preferred embodiment, the lower end that described guide pillar supports is fastened in the body of described counterdie by threaded engagement, described back-moving spring is assemblied in described guide pillar and supports, its top connects described guide column sleeve, described guide column sleeve outer surface is roll extrusion little and most ball boss.When contacting with the described guide column sleeve of patrix, can reduce friction.The effect of well-known described guide pillar 8 be just to guide described patrix and described counterdie involutory with correct position.The preferred guide pillar structure of the present embodiment is when oblique punching mechanism work, and the guide column sleeve of patrix presses down the guide pillar of counterdie, and after an impulse stroke, guide column sleeve returns to home position under the elastic force effect of back-moving spring, waits for next impulse stroke.Those skilled in the art should know, and guide pillar structure described herein is intended in order fully to implement the present embodiment and illustrate of carrying out, and any other alternative guide pillar structure is all within the protection domain of the present embodiment.
The course of work of the present utility model is: the whole decline of patrix when oblique punching mechanism starts closure in conjunction with Fig. 1 and Fig. 2, first binder block 12 is pressed in product 13 in forming blocks 14, after stripper plate 23 and lower bolster 11 closures, oblique punching mechanism continues to decline, fixed block 4 is subject to the downward strength of upper bolster 11 to be arranged on punching pin fixed block 9 on the interior rail plate 5 of fixed block 4 to pressing down, simultaneously punching pin fixed block 9 is done oblique movement along rail plate 5 fixed block 4 is interior, punching pin fixed block 9 moves downward along the first gathering sill 18, oblique punching pin 20 is arranged in punching pin fixed block 9, oblique punching pin 20 moves downward along punching pin gathering sill 17, oblique punching mechanism continues closed, oblique punching pin 20 enters the 3rd gathering sill 21 through the second gathering sill 19 and after rushing logical product 13, oblique punching mechanism closure completes, the oblique hole of product 22 stamping-outs complete.Patrix is opened, and oblique punching pin 20 moves up and leaves the 3rd gathering sill 21, and oblique punching pin 20 leaves the oblique hole 22 of the product stamping out, patrix continues to open, fixed block 4 upwards brings to home position by punching pin fixed block 9, and oblique punching mechanism has been opened, and the oblique blank operation of product 13 completes.
Oblique punching mechanism described in the utility model, to complex-shaped, datum level disunity, product that inclined plane shape status requirement is higher, need not increase single die tool, can in a set of progressive die, complete all process steps, can in diel, realize the oblique punching press at any angle that is not orthogonal to horizontal plane.Greatly shortened the mode transfer time, improved dimensional accuracy, can on progressive die, realize and producing in enormous quantities at short notice.Save a large amount of production costs, improved accordingly the market competitiveness simultaneously.
Above an embodiment of the present utility model is had been described in detail, but the preferred embodiment that described content is only created for the utility model can not be considered to the practical range of creating for limiting the utility model.All equalization variations of doing according to the utility model creation application range and improvement etc., within all should still belonging to patent covering scope of the present utility model.

Claims (10)

1. an oblique punching mechanism, is characterized in that: comprise upper die and lower die and guide pillar, described guide pillar run through described patrix and described counterdie and guide described patrix near or away from described counterdie motion;
Described patrix comprises upper bolster, train wheel bridge, baffle plate and stripper plate from top to bottom successively, described train wheel bridge is fixedly installed on the lower surface of described upper bolster, described stripper plate is fixedly installed on the lower surface of described baffle plate, described upper bolster is with described baffle plate by being connected for limiting the limiting section of both largest intervals, and described baffle plate or described upper bolster and described limiting section are slidably matched;
Described counterdie comprises die shoe, lower bolster and the lower bolster being fixedly connected sequentially from bottom to up;
The downside of described stripper plate is fixedly installed binder block, and a side relative with described stripper plate of described lower bolster is provided with forming blocks, and described binder block coordinates stamping products with described forming blocks;
In described train wheel bridge, be provided with fixed block, in described fixed block, be provided with the rail plate parallel with the punching press inclined-plane of described product, in described rail plate, be provided with punching pin fixed block, described punching pin fixed block is along the oblique slip of described rail plate, on described punching pin locating piece, be fixed with for the oblique punching pin to described product punching, described binder block is provided with the second gathering sill passing for described oblique punching pin.
2. oblique punching mechanism as claimed in claim 1, it is characterized in that: on described stripper plate, be also provided with guide pad, described guide pad is arranged between described binder block and described baffle plate, and described guide pad is provided with the first gathering sill that passes and guide described punching pin fixed block oblique movement for described punching pin fixed block.
3. oblique punching mechanism as claimed in claim 2, is characterized in that: the longitudinal section of described punching pin fixed block and the cross section of described rail plate are all "T"-shaped.
4. the oblique punching mechanism as described in as arbitrary in claim 1-3, is characterized in that: in described punching pin fixed block, be provided with punching pin holddown groove, described oblique punching pin is movably arranged in described punching pin holddown groove and axial limiting.
5. oblique punching mechanism as claimed in claim 4, it is characterized in that: the longitudinal section of described punching pin holddown groove and described oblique punching pin is all "T"-shaped, the upper end, lateral part of described oblique punching pin end is against on the bottom surface of described rail plate, and the lower end of the lateral part of described oblique punching pin end is against on the step at internal diameter varies place of described punching pin holddown groove.
6. oblique punching mechanism as claimed in claim 5, it is characterized in that: described limiting section is contour bolt, on described baffle plate, be provided with the through hole passing for described contour bolt, the end of thread of described contour bolt screws in described upper bolster, the bolt head of described contour bolt is positioned at the below of described baffle plate lower surface, and the diameter of described bolt head is greater than the diameter of described through hole.
7. oblique punching mechanism as claimed in claim 6, it is characterized in that: described limiting section is contour bolt, on described upper bolster, be provided with the through hole passing for described contour bolt, the end of thread of described contour bolt screws in described baffle plate, the bolt head of described contour bolt is positioned at the top of described upper bolster upper surface, and the diameter of described bolt head is greater than the diameter of described through hole.
8. the oblique punching mechanism as described in claim 6 or 7, is characterized in that: described contour bolt is located at the side away from described guide pillar of described upper bolster or is evenly arranged in described train wheel bridge around.
9. oblique punching mechanism as claimed in claim 8, is characterized in that: in described forming blocks, be provided with for the logical described product of described oblique punching pin punching and retread to the 3rd gathering sill of downward-extension, described the 3rd gathering sill and described oblique punching pin coaxially arrange.
10. oblique punching mechanism as claimed in claim 9, it is characterized in that: described guide pillar comprises guide pillar support, guide column sleeve and back-moving spring, the lower end that described guide pillar supports is fastened in the body of described counterdie by threaded engagement, described back-moving spring is assemblied in described guide pillar and supports, its top connects described guide column sleeve, described guide column sleeve outer surface is roll extrusion little and most ball boss.
CN201420348013.3U 2014-06-25 2014-06-25 Oblique punching mechanism Withdrawn - After Issue CN203900278U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420348013.3U CN203900278U (en) 2014-06-25 2014-06-25 Oblique punching mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420348013.3U CN203900278U (en) 2014-06-25 2014-06-25 Oblique punching mechanism

Publications (1)

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CN203900278U true CN203900278U (en) 2014-10-29

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CN201420348013.3U Withdrawn - After Issue CN203900278U (en) 2014-06-25 2014-06-25 Oblique punching mechanism

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104084493A (en) * 2014-06-25 2014-10-08 昆山联德精密机械有限公司 Oblique punching mechanism

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104084493A (en) * 2014-06-25 2014-10-08 昆山联德精密机械有限公司 Oblique punching mechanism
CN104084493B (en) * 2014-06-25 2016-03-23 昆山联德精密机械有限公司 A kind of oblique punching mechanism

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GR01 Patent grant
C14 Grant of patent or utility model
AV01 Patent right actively abandoned

Granted publication date: 20141029

Effective date of abandoning: 20160323

C25 Abandonment of patent right or utility model to avoid double patenting