CN207823706U - A kind of punch die for four hole of pintle chain punching - Google Patents

A kind of punch die for four hole of pintle chain punching Download PDF

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Publication number
CN207823706U
CN207823706U CN201820201343.8U CN201820201343U CN207823706U CN 207823706 U CN207823706 U CN 207823706U CN 201820201343 U CN201820201343 U CN 201820201343U CN 207823706 U CN207823706 U CN 207823706U
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CN
China
Prior art keywords
plate
hole
punch
nail seat
spring ring
Prior art date
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Active
Application number
CN201820201343.8U
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Chinese (zh)
Inventor
曹永楼
马美琴
戴兴仁
汪秋萍
叶玲
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.)
Huangshan Zhongyou Chain Manufacture Co Ltd Of Anhui
Original Assignee
Huangshan Zhongyou Chain Manufacture Co Ltd Of Anhui
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Application filed by Huangshan Zhongyou Chain Manufacture Co Ltd Of Anhui filed Critical Huangshan Zhongyou Chain Manufacture Co Ltd Of Anhui
Priority to CN201820201343.8U priority Critical patent/CN207823706U/en
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Publication of CN207823706U publication Critical patent/CN207823706U/en
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Abstract

The utility model provides a kind of punch die for four hole of pintle chain punching,Including upper nail seat,Sleeve hole punch,Pin shaft hole punch,Stripper plate,Floating cavity die,Spring ring,Mandril,Guide plate,Lower nail seat,Lower bolster and lower plate,Polyurethane guide sleeve is provided between upper nail seat and stripper plate,Upper nail seat,Stripper plate and polyurethane guide put on the through-hole of the pin shaft hole for being both provided with corresponding cranked plate and sleeve hole location,Sleeve hole punch and pin shaft hole punch are correspondingly arranged at respectively in the through-hole of pin shaft hole and sleeve hole location,Floating cavity die is provided with below stripper plate,Floating cavity die is arranged on spring ring,Mandril is provided with below spring ring,Spring ring is slidably connected on guide plate,Lower nail seat is disposed with below guide plate,Lower bolster and lower plate,Rubber bumper is provided with below lower plate,Rubber bumper is connected to the end of mandril,The embodiment of the utility model so that the cranked plate for being punched pintle chain is efficient and processing quality is good.

Description

A kind of punch die for four hole of pintle chain punching
Technical field
The utility model is related to pintle chain technical field of processing equipment, and in particular to a kind of to be used for what four hole of pintle chain was punched Punch die.
Background technology
Steel pintle chain application field is very extensive, is usually used in timber conveying industries, grain machinery industry, in American-European countries Applied on a variety of mechanical equipments such as snow scraper, Salt-spraying machine, applying working condition is very severe, is often accompanied by strong impact and a large amount of Dust.And there is a large amount of corrosion.Chain divides carbon steel and stainless steel, and chain structure is simple, by cranked plate and axis pin group At, but cranked plate labyrinth, manufacturing process is also cumbersome, and original cranked plate technique is molded (two by blanking-bending (folding)- Folding)-punching, in order to control chain length precision (chain after long term wear, the changing value of chain length in a period of time), therefore cranked plate The precision of the mode for mostly using punching press after first bending, the diel in the hole that allows for liquidating in this way has higher requirement, otherwise It can cause to cause to rush the case where impermeable or punching face discontinuity causes distortion when punching press because of the structure of cranked plate complexity Occur, seriously affects the service life and chain length precision of cranked plate.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of punch die for four hole of pintle chain punching, overcomes The deficiencies in the prior art so that the punching efficiency of cranked plate increases, and punching precision higher will not cause punching face excessive It influences, improves the quality of production of cranked plate.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs:
It is a kind of for four hole of pintle chain punching punch die, including upper nail seat, sleeve hole punch, pin shaft hole punch, stripper plate, Floating cavity die, spring ring, mandril, guide plate, lower nail seat, lower bolster and lower plate are arranged between the upper nail seat and stripper plate There are polyurethane guide sleeve, the upper nail seat, stripper plate and polyurethane guide to put on the pin shaft hole and set for being both provided with corresponding cranked plate The through-hole of cylinder hole location, the sleeve hole punch and pin shaft hole punch are correspondingly arranged at pin shaft hole and sleeve hole location respectively Through-hole in, be provided with floating cavity die below the stripper plate, the floating cavity die is arranged on spring ring, the spring ring Lower section be provided with mandril, the spring ring is slidably connected on guide plate, and lower nail is disposed with below the guide plate Seat, lower bolster and lower plate are provided with rubber bumper below the lower plate, and the rubber bumper is connected to the end of mandril.
It is correspondingly arranged on guide sleeve and guide post in the upper nail seat and lower nail seat, spring is provided on the guide post.
The both ends of the floating cavity die are arranged on spring.
The outer profile of the floating cavity die corresponds to the inside profile setting of cranked plate, the upper surface shape of the spring ring with And the underside shape of stripper plate corresponds to the profile upper and lower surfaces of setting of cranked plate respectively.
Elastic force suffered by the lower surface of the stripper plate is equal to elastic force suffered by the corresponding position of the upper surface of spring ring.
(3) advantageous effect
The utility model embodiment provides a kind of punch die for four hole of pintle chain punching.Has following advantageous effect: Cranked plate technique includes blanking (shape)-bending (folding)-molding (eighty percent discount)-punching (four holes be punched simultaneously), and cranked plate is molded Two pin shaft holes and two sleeve holes are punched together simultaneously afterwards, ensure that the concentricity in hole is required and wanted relative to cranked plate symmetry It asks, upper mold uses polyurethane compressing structure, and lower die jacks up structure using spring ring, rubber bumper is equipped on bottom plate, logical with mandril The common support floating cavity plate of elastic force for crossing the helical spring installed in the bounce and guide post of rubber bumper, when four holes are punched, Elastic force kept in balance suffered by the upper and lower surface of cranked plate, such bend chain plate hole are easy for being rushed out.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of the punch die for four hole of pintle chain punching described in the utility model;
Fig. 2 is the punch die preferred structural schematic diagram described in the utility model for four hole of pintle chain punching.
Specific implementation mode
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model Example, the every other embodiment that those of ordinary skill in the art are obtained without creative efforts belong to The range of the utility model protection.
As shown in fig.1, the utility model provides a kind of punch die for four hole of pintle chain punching, including upper nail seat 1, set Bore punch 2, pin shaft hole punch 3, stripper plate 4, floating cavity die 5, spring ring 6, mandril 7, guide plate 8, lower nail seat 9, lower bolster 10 and lower plate 11, polyurethane guide sleeve 12, upper nail seat 1, stripper plate 4 and polyurethane are provided between upper nail seat 1 and stripper plate 4 The pin shaft hole of corresponding cranked plate and the through-hole 13 of sleeve hole location, sleeve hole punch 2 and pin shaft hole are both provided on guide sleeve 12 Punch 3 is correspondingly arranged at respectively in the through-hole 13 of pin shaft hole and sleeve hole location, and the lower section of stripper plate 4 is provided with floating cavity die 5, floating cavity die 5 is arranged on spring ring 6, and the lower section of spring ring 6 is provided with mandril 7, and spring ring 6 is slidably connected at guide plate 8 On, the lower section of guide plate 8 is disposed with lower nail seat 9, lower bolster 10 and lower plate 11, and the lower section of lower plate 11 is provided with rubber Skin bit 14, rubber bumper 14 are connected to the end of mandril 7.
As shown in fig.2, it is preferred, it is correspondingly arranged on guide sleeve 15 and guide post 16, guide post 16 in upper nail seat 1 and lower nail seat 9 On be provided with spring 17, guide post 16,15 precision-fit of guide sleeve can be passed through in this way so that mold being capable of precise calibration;It floats recessed The placement so that it is convenient to floating cavity die 5 is arranged on spring 17 in the both ends of mould 5, and facilitates the demoulding of cranked plate 0;Floating cavity die 5 Outer profile correspond to the inside profile setting of cranked plate 0, the upper surface shape of spring ring 6 and the underside shape of stripper plate 4 The profile upper and lower surfaces of setting of cranked plate 0 is corresponded to respectively, so that the deflection of cranked plate 0 further decreases;Stripper plate Elastic force suffered by 4 lower surface is equal to elastic force suffered by the corresponding position of the upper surface of spring ring 6.
Cranked plate technique includes blanking (shape)-bending (folding)-molding (eighty percent discount)-punching (four holes while being punched), curved Two pin shaft holes and two sleeve holes are punched together simultaneously after carrier bar 0 is molded, and ensure that the concentricity of rushed sleeve hole and pin shaft hole It is required that and relative to 0 symmetry of cranked plate requirement, upper mold use polyurethane compressing structure, lower die using spring ring jack up structure, Rubber bumper is installed, so that entire mold all has certain elastic buffer effect, can prevent in punching press on bottom plate The stress surface of Cheng Zhong, cranked plate 0 generate excessive distortion, are installed in the bounce and guide post for passing through rubber bumper 14 with mandril 7 The common support floating cavity plate 5 of elastic force of cylindrical spring 17, when four holes are punched simultaneously, suffered by the upper and lower surface of cranked plate 0 Elastic force kept in balance, the punching on such cranked plate 0 is easy for being rushed out, one suffered by the upper and lower surface of cranked plate 0 Square elastic force hour, the small one side of elastic force just rush it is obstructed, so the elastic force of polyurethane guide sleeve 12 is equal to the elastic force of spring 17 when design Add the bounce of rubber bumper 14.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that There is also other identical elements in process, method, article or equipment including the element.
Above example is only to illustrate the technical solution of the utility model, rather than its limitations;Although with reference to aforementioned reality Example is applied the utility model is described in detail, it will be understood by those of ordinary skill in the art that:It still can be to preceding The technical solution recorded in each embodiment is stated to modify or equivalent replacement of some of the technical features;And these Modification or replacement, the spirit and model of various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution It encloses.

Claims (5)

1. a kind of punch die for four hole of pintle chain punching, it is characterised in that:Including upper nail seat, sleeve hole punch, pin shaft hole punching Nail, stripper plate, floating cavity die, spring ring, mandril, guide plate, lower nail seat, lower bolster and lower plate, the upper nail seat and de- material Polyurethane guide sleeve is provided between plate, the upper nail seat, stripper plate and polyurethane guide, which are put on, is both provided with corresponding cranked plate The through-hole of pin shaft hole and sleeve hole location, the sleeve hole punch and pin shaft hole punch are correspondingly arranged at pin shaft hole and set respectively In the through-hole of cylinder hole location, floating cavity die is provided with below the stripper plate, the floating cavity die is arranged on spring ring, Mandril is provided with below the spring ring, the spring ring is slidably connected on guide plate, and the lower section of the guide plate is successively It is provided with lower nail seat, lower bolster and lower plate, rubber bumper is provided with below the lower plate, the rubber bumper is connected to top The end of bar.
2. the punch die for four hole of pintle chain punching as described in claim 1, it is characterised in that:Upper nail seat with it is right in lower nail seat It should be provided with guide sleeve and guide post, spring is provided on the guide post.
3. the punch die for four hole of pintle chain punching as described in claim 1, it is characterised in that:The both ends of the floating cavity die It is arranged on spring.
4. the punch die for four hole of pintle chain punching as described in claim 1, it is characterised in that:The foreign steamer of the floating cavity die The inside profile setting of the corresponding cranked plate of exterior feature, the upper surface shape of the spring ring and the underside shape of stripper plate are right respectively The profile upper and lower surfaces of of cranked plate is answered to be arranged.
5. the punch die for four hole of pintle chain punching as described in claim 1, it is characterised in that:The lower surface of the stripper plate Suffered elastic force is equal to elastic force suffered by the corresponding position of the upper surface of spring ring.
CN201820201343.8U 2018-02-06 2018-02-06 A kind of punch die for four hole of pintle chain punching Active CN207823706U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820201343.8U CN207823706U (en) 2018-02-06 2018-02-06 A kind of punch die for four hole of pintle chain punching

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820201343.8U CN207823706U (en) 2018-02-06 2018-02-06 A kind of punch die for four hole of pintle chain punching

Publications (1)

Publication Number Publication Date
CN207823706U true CN207823706U (en) 2018-09-07

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109036881A (en) * 2018-09-28 2018-12-18 南安市莱康机械科技有限公司 A kind of capacitor casing stamping device with multi-purpose mounting table

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109036881A (en) * 2018-09-28 2018-12-18 南安市莱康机械科技有限公司 A kind of capacitor casing stamping device with multi-purpose mounting table

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