CN106311873A - Hole-punching mold - Google Patents

Hole-punching mold Download PDF

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Publication number
CN106311873A
CN106311873A CN201611070184.4A CN201611070184A CN106311873A CN 106311873 A CN106311873 A CN 106311873A CN 201611070184 A CN201611070184 A CN 201611070184A CN 106311873 A CN106311873 A CN 106311873A
Authority
CN
China
Prior art keywords
punching
die
hole
binder
block
Prior art date
Application number
CN201611070184.4A
Other languages
Chinese (zh)
Inventor
徐肖
黄涛
徐鹏
高双明
井芊
李杭
Original Assignee
安徽江淮汽车集团股份有限公司
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 安徽江淮汽车集团股份有限公司 filed Critical 安徽江淮汽车集团股份有限公司
Priority to CN201611070184.4A priority Critical patent/CN106311873A/en
Publication of CN106311873A publication Critical patent/CN106311873A/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00Shaping by press-cutting; Perforating
    • B21D28/24Perforating, i.e. punching holes
    • B21D28/32Perforating, i.e. punching holes in other articles of special shape
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00Shaping by press-cutting; Perforating
    • B21D28/24Perforating, i.e. punching holes
    • B21D28/34Perforating tools; Die holders

Abstract

The invention discloses a hole-punching mold. The U-shaped parts punching include lower die base and upper die base. The fixed block is fixed at the bottom of upper die base and the lower fixed block is installed on the top of the lower die base. The piercing die extends outside along the middle of the lower fixed block. There is one location hole longitudinally set on the piercing die. The hole-piercing punch is vertically set by directly facing the location hole at the bottom of the upper fixed block. The hole-piercing punch is of cylindrical structure matched with the location hole. In the invention, several U-shaped parts match with piercing die. The upper die base moves downwards, the hole-piercing punch goes through punched parts and location hole successively, thus punching U-shaped parts. The device is of simple structure and can be used easily.

Description

Punching die
Technical field
The present invention relates to decompressor field, particularly relate to a kind of punching die.
Background technology
In stamping parts production process, part needs to need individually designed one secondary punching die during punching, completes on part The processing in hole.Traditional punching die structure includes upper bolster, material pressing core, drift, punching concave die, die shoe etc., when running into shape Such as the type semienclosed part of " several " word of Fig. 1, punching position is when feature side-wall, in addition it is also necessary to carry out side blow processing, increases wedge Device, it is complicated that this results in punching die structure, and installation and debugging difficulty increases, and the time cycle of Design and Machining assembling increases.Special It not then to need to process drift and punching concave die when the hole size of some part needs design alteration, carry out again repeating Bedding-in and processing.
This traditional punching die structure is complicated, relatively costly, installation and debugging difficulty, the adaptability to product demand Difference, it is impossible to switch the size of punching as required, motility is not enough.This case devises a kind of half envelope for " several " word The cantilever type punching die tool of closed form part, it is not necessary to side blow is processed, and square impact can complete the needs of part punching, and design spy Levy middle die and drift can switch very easily, thus can as required punching size flexibility within the specific limits regulation Different drifts and cavity die structure, be reduced to produce different pore size stamping parts and repeat to process the cost even repeating die sinking.This kind Cantilever switchable type punching die structure is simple, manufactures processing cost low, flexible can mate different punching demands, greatly local Produce need.
Traditional punching die, for such as font part 1a a few in Fig. 1, generally uses the processing mode of side blow, needs volume Outer increasing installs side blow Cam device, and mould structure is more complicated, and manufacturing cost is high.
Summary of the invention
The present invention provides a kind of punching die, more multiple to mould during a few font parts punching to solving in prior art Miscellaneous problem.
The present invention provides a kind of punching die to achieve these goals, and it is used for the parts punching of several fonts, including: Die shoe;Upper bolster;Upper fixed block, it is fixed on the bottom surface of upper bolster;Lower fixed block, it is arranged on the end face of die shoe;Punching Hole die, described punching concave die protrudes horizontally up along the middle part of described lower fixed block, longitudinal offering in described punching concave die One hole, location;Piercing punch, described piercing punch hangs down and is located at the bottom of fixed piece and is just arranging hole, described location, institute Stating piercing punch is the column construction matched with hole, location.
Preferably, also including the feeding pressure mechanism being located on described piercing punch, described feeding pressure mechanism includes being located at described punching The binder block at die top, hole, the bottom surface of described binder block is its lower binder surface, offers via in the middle part of described binder block, described Piercing punch freely passes along described via;On piercing punch between upper fixed block and binder block, pretension is provided with a bullet Spring.
Preferably, being provided with a flange on the top of piercing punch, the middle part of upper fixed block offers installing hole, installing hole Top communicates with the first stopper slot of a upward opening;Upper fixed block is stretched out along described installing hole in the bottom of described piercing punch, The flange of described piercing punch is fastened in the first stopper slot.
Preferably, it is provided with a second downwardly open stopper slot along the edge of installing hole in the bottom surface of upper fixed block, described The top of spring is connected with upper fixed block after stretching into upper fixed block along the second stopper slot, the bottom of described spring and binder block phase Even.
Preferably, described punching concave die is a rectangular block, and it includes that fixed part and binder portion, the end face in described binder portion are Binder surface on it, offers a rectangular opening in the middle part of lower fixed block, in described binder portion plug-in mounting to described rectangular opening.
Preferably, also including lock-screw, offer screw at rectangular opening sidewall, the end of described lock-screw passes institute State after screw with described fixed part against.
Preferably, the described location Kong Weiyi diameter of axle from top to bottom becomes big second order shoulder hole, and its top is and piercing punch The spacing hole of the sum that matches, bottom is for the dumping pit of discharging after punching.
Preferably, described lower binder surface and described upper binder surface are all processed into the punch side conformal being punched.
Preferably, at die shoe, upper bolster side is provided with multiple lead, offer at the top of die shoe with The pilot hole that described lead matches, is provided with guide pin bushing in pilot hole.
Effect of the invention is that: in this programme, a few font parts match with punching concave die, upper bolster drives punching Punch moves downward, and piercing punch sequentially passes through and is punched part and hole, location, it is achieved the punching to a few font parts.This device Simple in construction, easy to use.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present application or technical scheme of the prior art, below will be to institute in embodiment The accompanying drawing used is needed to be briefly described, it should be apparent that, the accompanying drawing in describing below is only described in the present invention A little embodiments, for those of ordinary skill in the art, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of a few font parts in prior art.
Fig. 2 is the overall structure schematic diagram of punching die in the embodiment of the present invention.
Fig. 3 is the sectional view of Fig. 2.
Fig. 4 is the structural representation of punching concave die.
In prior art diagram: 1a-a few font part
In figure of the present invention: on 1-upper bolster 2-die shoe 3-lead 4-fairlead 5-, fixed block 51-first is spacing Groove 52-the second stopper slot 6-piercing punch 7-spring 8-binder block 9-punching concave die 91-spacing hole 92-dumping pit 93-binder portion 94-fixed part 95-screw 10-is punched fixed block under part 11-lock-screw 12-
Detailed description of the invention
In order to make those skilled in the art be more fully understood that technical scheme, below in conjunction with accompanying drawing to this Bright it is further detailed.
As in Figure 2-4, a kind of punching die provided for the embodiment of the present invention, it is for the parts punching of several fonts Using, it specifically includes:
Die shoe 2, it is punched part 10 for carrying;
Upper bolster 1, it is used for driving piercing punch 9, it is achieved with coordinating of punching concave die 9, it is achieved to being punched part 10 Punching, being wherein punched part is a few font parts;
Upper fixed block 5, it is fixed on the bottom surface of upper bolster 1;
Lower fixed block 12, it is arranged on the end face of die shoe 2;
Punching concave die 9, punching concave die 9 protrudes horizontally up along the middle part of lower fixed block 12, longitudinal offering in punching concave die 9 Having a hole, location, it coordinates piercing punch to realize punching;
Piercing punch 6, piercing punch 6 is the column construction matched with hole, location, and piercing punch 6 hangs down and is located at fixed block 5 Bottom and just to location hole arrange.A few font parts match with punching concave die, and upper bolster drives piercing punch to transport downwards Dynamic, piercing punch 6 sequentially passes through and is punched 10 and hole, location, it is achieved the punching to a few font parts.The letter of this apparatus structure Single, easy to use.
It addition, combine shown in Fig. 2 and Fig. 3, also setting up a feeding pressure mechanism on piercing punch, it includes being placed in lower fixing The binder block 8 at block 12 top, offers via in the middle part of binder block 8, piercing punch 6 freely passes along via, in the present embodiment, and pressure The bottom surface of material block 8 is its lower binder surface;On piercing punch 6 between upper fixed block 5 and binder block 12, pretension is provided with a bullet Spring 7, the contact of binder block 8 lower surface is punched part 10, and spring 7 coordinates binder block 8 to play binder effect so that punch side is tightr Fit with punching concave die 9, improve the accuracy of punching.If there being shape binder block to need conformal to process on part.Wherein, Spring 7 is connected with binder block 8 so that while upper bolster 1 drives piercing punch 6 punching, give acting force of the spring, and then spring It is applied on binder block 8 realize binder.
So that during punching, the relative motion between upper bolster and die shoe is steady, at die shoe towards upper bolster one Side is provided with multiple lead 3, offers the pilot hole matched with lead 3 at the top of die shoe 2, is provided with in pilot hole Guide pin bushing 4.The motion guide of upper and lower mould is realized by coordinating of lead 3 and pilot hole.
In the present embodiment, being provided with a flange on the top of piercing punch 6, the middle part of upper fixed block offers installing hole, peace The top in dress hole communicates with the first stopper slot 51 of a upward opening, and upper fixed block is stretched out along installing hole in the bottom of piercing punch, The flange of piercing punch is fastened in the first stopper slot 51;Realize piercing punch 6 with this to be connected with upper the fixing of fixed block 5, its On in, fixed block can use welding or screw connecting mode to be fixed on upper bolster.
It addition, be provided with a second downwardly open stopper slot 52 along the edge of installing hole in the bottom surface of upper fixed block 5, its In, the top of spring 7 is connected with upper fixed block 5 after stretching into upper fixed block 5 along the second stopper slot 52, and the second stopper slot 52 is to spring The fixed installation of 7 its to positioning action, spring can use welding or bolt connecting mode to be connected with upper fixed block 5.
As shown in Figure 4, punching concave die 9 is a rectangular block in the present embodiment, and it includes fixed part 94 and binder portion 93, pressure The end face in material portion 93 is binder surface on it, and punching concave die 9 is connected with lower fixed block 12, can use Type of Welding, in the present embodiment, Offer a rectangular opening at the middle part of lower fixed block 12, offer screw at rectangular opening sidewall, when punching concave die 9 is fixed, along square Shape hole is inserted in lower fixed hole, then realizes the sealed fixing of punching concave die 9 by a lock-screw 11 after screw 95, when So, punching concave die 9 may be used without Type of Welding and is connected with lower fixed block.Wherein, in the present embodiment, the location downward axle of Kong Weiyi Footpath becomes big second order shoulder hole, its top be match with piercing punch 6 and spacing hole 91, spacing hole 91 has to pass through heat treatment Improving hardness, bottom is for the dumping pit 92 of discharging after punching.
If part punch side has shape, binder block and piercing punch just being processed into a lateral adaptation of punch side should be made The shape matched therewith, that is, in the present embodiment, the lower binder surface of binder block 8 and the upper binder surface of punching concave die 9 all with rushed Punch side conformal between hole is processed into, and it can carry out Adjusting Shape to adapt to be punched part according to the punch side being punched part Punch side shape, with the requirement of satisfied different parts.
Wherein, a secondary mould can be equipped with different punching concave die structures, and in different punching concave die, unique difference exists The size of spacing hole, by adjusting the aperture of spacing hole, adapts to different punch size needs, and it can be equipped with various sizes of punching Hole punch.The piercing punch of different punch size and punching concave die is supporting deposits and labelling, is convenient for changing use.
During work, after opening mould upper and lower mould, the opening of the type semienclosed part of " several " word is positioned over punching concave die 9 On lower binder surface, first upper mold pressing binder block contacts part, and spring 7 compresses conducting pressure makes binder block start binder, simultaneously Piercing punch 6 moves downward the hole, location of the via entrance punching concave die 9 through binder block 8, completes the punching operation to part, Waste material is discharged by material-dropping hole.When various sizes of punching processed by needs, drift and the punching of finding out required punch size are recessed Mould distribution assembly, original piercing punch and punching concave die on mold removal, change installation respectively, i.e. can produce various sizes of The part in aperture.
By the way of explanation, only describe some one exemplary embodiment of the present invention above, undoubtedly, for ability The those of ordinary skill in territory, in the case of without departing from the spirit and scope of the present invention, can be by various different modes to institute The embodiment described is modified.Therefore, above-mentioned accompanying drawing and description are the most illustrative, should not be construed as the present invention The restriction of claims.

Claims (9)

1. a punching die, it is for the parts punching of several fonts, it is characterised in that including:
Die shoe;
Upper bolster;
Upper fixed block, it is fixed on the bottom surface of upper bolster;
Lower fixed block, it is arranged on the end face of die shoe;
Punching concave die, described punching concave die protrudes horizontally up along the middle part of described lower fixed block, longitudinal direction in described punching concave die Offer a hole, location;
Piercing punch, described piercing punch hangs down and is located at the bottom of fixed piece and is just arranging hole, described location, described punching Hole punch is the column construction matched with hole, location.
2. punching die as claimed in claim 1, it is characterised in that also include the swager being located on described piercing punch Structure, described feeding pressure mechanism includes the binder block being located at described punching concave die top, and the bottom surface of described binder block is its lower binder surface, Offering via in the middle part of described binder block, described piercing punch freely passes along described via;At fixed piece with described On piercing punch between binder block, pretension is provided with a spring.
3. punching die as claimed in claim 2, it is characterised in that be provided with a flange on the top of piercing punch, upper fixing The middle part of block offers installing hole, and the top of installing hole communicates with the first stopper slot of a upward opening;Described piercing punch Upper fixed block is stretched out along described installing hole in bottom, and the flange of described piercing punch is fastened in the first stopper slot.
4. punching die as claimed in claim 3, it is characterised in that be provided with along the edge of installing hole in the bottom surface of upper fixed block One the second downwardly open stopper slot, the top of described spring stretch into upper fixed block along the second stopper slot after with upper fixed block phase Even, the bottom of described spring is connected with binder block.
5. punching die as claimed in claim 2, it is characterised in that described punching concave die is a rectangular block, and it includes fixing Portion and binder portion, the end face in described binder portion is binder surface on it, offers a rectangular opening, described binder in the middle part of lower fixed block In portion's plug-in mounting extremely described rectangular opening.
6. punching die as claimed in claim 5, it is characterised in that also include lock-screw, offer at rectangular opening sidewall Screw, the end of described lock-screw through after described screw with described fixed part against.
7. punching die as claimed in claim 1, it is characterised in that the described location Kong Weiyi diameter of axle from top to bottom becomes big two Rank shoulder hole, its top be match with piercing punch and spacing hole, bottom is for the dumping pit of discharging after punching.
8. punching die as claimed in claim 5, it is characterised in that described lower binder surface and described upper binder surface all with rushed The punch side conformal in hole is processed into.
9. punching die as claimed in claim 1, it is characterised in that arrange towards described upper bolster side at described die shoe There is multiple lead, offer the pilot hole matched with described lead at the top of described die shoe, be provided with in pilot hole Guide pin bushing.
CN201611070184.4A 2016-11-29 2016-11-29 Hole-punching mold CN106311873A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611070184.4A CN106311873A (en) 2016-11-29 2016-11-29 Hole-punching mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611070184.4A CN106311873A (en) 2016-11-29 2016-11-29 Hole-punching mold

Publications (1)

Publication Number Publication Date
CN106311873A true CN106311873A (en) 2017-01-11

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611070184.4A CN106311873A (en) 2016-11-29 2016-11-29 Hole-punching mold

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004136310A (en) * 2002-10-16 2004-05-13 Canon Chemicals Inc Press method and apparatus
CN201086105Y (en) * 2007-09-20 2008-07-16 熊猫电子集团有限公司 Antenna dome piercing die
CN201960043U (en) * 2011-01-26 2011-09-07 成都万荣科技有限责任公司 Novel cantilever type bidirectional punching die
CN202087680U (en) * 2011-01-27 2011-12-28 成都万荣科技有限责任公司 Novel cantilever type punching die
CN203426247U (en) * 2013-08-13 2014-02-12 刘峥霞 Novel cantilever type piercing die
CN203917584U (en) * 2014-07-17 2014-11-05 瑞安市作权冲压件有限公司 A kind of perforating die
CN204365808U (en) * 2014-11-11 2015-06-03 无锡格瑞斯精密机械有限公司 A kind of cantilever punching die

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004136310A (en) * 2002-10-16 2004-05-13 Canon Chemicals Inc Press method and apparatus
CN201086105Y (en) * 2007-09-20 2008-07-16 熊猫电子集团有限公司 Antenna dome piercing die
CN201960043U (en) * 2011-01-26 2011-09-07 成都万荣科技有限责任公司 Novel cantilever type bidirectional punching die
CN202087680U (en) * 2011-01-27 2011-12-28 成都万荣科技有限责任公司 Novel cantilever type punching die
CN203426247U (en) * 2013-08-13 2014-02-12 刘峥霞 Novel cantilever type piercing die
CN203917584U (en) * 2014-07-17 2014-11-05 瑞安市作权冲压件有限公司 A kind of perforating die
CN204365808U (en) * 2014-11-11 2015-06-03 无锡格瑞斯精密机械有限公司 A kind of cantilever punching die

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Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669

Applicant after: Anhui Jianghuai Automobile Group Limited by Share Ltd

Address before: Hefei City, Anhui Province, 230022 East Road No. 176

Applicant before: Anhui Jianghuai Automobile Group Limited by Share Ltd

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WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20170111

WD01 Invention patent application deemed withdrawn after publication