CN202539372U

CN202539372U - Hooking-pulling type lateral stamping structure with die

Info

Publication number: CN202539372U
Application number: CN2012201067005U
Authority: CN
Inventors: 黄勇
Original assignee: SUZHOU INDUSTRIAL PARK JINXIN MOLD MANUFACTURING CO LTD
Current assignee: SUZHOU INDUSTRIAL PARK JINXIN MOLD MANUFACTURING CO LTD
Priority date: 2012-03-21
Filing date: 2012-03-21
Publication date: 2012-11-21
Anticipated expiration: 2022-03-21

Abstract

The utility model discloses a hooking-pulling type lateral stamping structure with a die. By arranging a hooking-pulling block, the stamping structure is kept being hooked with a slide block on which a punch is installed; and the hooking-pulling block is enabled to pull and push the slide block along the horizontal direction; when an upper die base moves downwards and the slide block is pushed by a tapered wedge to move towards the inner side along the horizontal direction so as to carry out punching machining, the hooking-pulling block pushes the slide block to move towards the inner side along the horizontal direction; when the punching is accomplished and the upper die base moves upwards, the tapered wedge moves upwards; as the hooking-pulling block is kept being hooked with the slide block constantly, the hooking-pulling block pulls the slide block to move towards the outer side along the horizontal direction so as to withdraw the punch; and a workpiece to be machined is formed and at the same time a lateral plane of the workpiece to be machined is subjected to punching machining constantly while the upper die base moves up and down constantly relative to the lower die base along the vertical direction. With the adoption of the hooking-pulling type lateral stamping structure, the situation that the production security is influenced by the fact that an original tension spring lateral punching structure is likely to have spring popup is avoided; and the hooking-pulling type lateral stamping structure is simple and is high in operation stability, long in service life and good in practicability.

Description

A kind of pawn-to-draw type lateral punching structure of mould

Technical field

the utility model relates to a kind of pawn-to-draw type lateral punching structure of mould.

Background technology

sheet metal component often need the perforate in the side in punching stretch; The general extension spring side blow formula structure that adopts realizes the punching processing to the side of workpiece in the existing mould, and the elastic acting force that promptly need overcome extension spring carries out lateral punching and takes off material.Basically can accomplish the requirement of lateral punching though adopt this class formation; Yet extension spring tends to the phenomenon that occurs ejecting in the course of the work and causes industrial accident; Increase the structure complicated that protective sleeve then can cause mould again in the outside of extension spring; Influence the installation of mould and the replacing of extension spring, and extension spring is prone to fatigue failure under the effect of elastic-restoring force, service life is shorter.

Summary of the invention

The purpose of the utility model is in order to overcome the shortcoming of prior art, a kind of pawn-to-draw type lateral punching structure of mould to be provided, and it is simple in structure, has higher safety performance.

are for achieving the above object; The technical scheme that the utility model adopts is: a kind of pawn-to-draw type lateral punching structure of mould; Said mould comprises die shoe, the upper bolster that can said relatively die shoe vertically goes up and down; Being respectively arranged with on said upper bolster, the said die shoe matches forms the upper die and lower die of workpiece to be processed; Said lateral punching structure comprises the wedge that is fixedly attached on the said upper bolster, being permanently connected is arranged on the baffle plate that can keep out the lateral surface of said wedge on the said die shoe; The bottom surface of said wedge and medial surface intersection form ecto-entad first inclined-plane of updip gradually; Said lateral punching structure also comprises and can be slidingly arranged in the slide block between said counterdie and said baffle plate on the said die shoe by along continuous straight runs; The end face of said slide block forms second inclined-plane that can match with said first inclined-plane with the lateral surface intersection; Be connected with at least one drift on the medial end of said slide block; Being permanently connected on the outside perimembranous of said patrix is provided with the material returned piece that at least one can fit with the circumferential lateral wall of said workpiece to be processed, offers the through hole that can supply said drift to penetrate ordinatedly on the said material returned piece, also be permanently connected on the said wedge be provided with one can be when said upper bolster vertically goes up and down the said slide block of along continuous straight runs push-and-pull collude pulling block.

preferably, the said pulling block that colludes is provided with projection, offers on the said slide block can supply said projection to insert ordinatedly and can be along being parallel to the chute that said first inclined-plane, said second inclined-plane slide.

preferably, said die shoe is provided with the guide rail that can supply said slide block along continuous straight runs to slide.

are because the utilization of technique scheme; The utility model compared with prior art has advantage: collude pulling block through setting and keep colluding extension with the slide block that drift is installed; And make this collude pulling block can to carry out push-and-pull to slide block by along continuous straight runs; When upper bolster was descending, wedge promoted the slide block along continuous straight runs and moves when carrying out punching processing to the inside, colluded pulling block promotion slide block along continuous straight runs and moved to the inside; Move on the wedge when upper bolster is up after punching finishes; All the time keep colluding extension with slide block owing to collude pulling block; Collude pulling block pulling slide block along continuous straight runs and move laterally to return drift, the relative die shoe of upper bolster vertically constantly goes up and down and promptly can constantly when forming workpiece to be processed, carry out punching processing to the side of workpiece to be processed.The situation that influences production safety that the spring that this pawn-to-draw type lateral punching structure has avoided original extension spring side blow formula structure to be prone to ejects takes place, and this is simple in structure, and operation stability is high, long service life, and Practical Performance is good.

Description of drawings

accompanying drawing 1 is the structural representation of the mould of the utility model.

wherein: 1, upper bolster; 2, die shoe; 3, patrix, 4, counterdie; 5, workpiece to be processed; 6, wedge; 7, baffle plate; 8, slide block; 9, drift; 10, material returned piece; 11, collude pulling block; 12, guide rail; 13, chute.

The specific embodiment

are come the technical scheme of the utility model is done further to set forth below in conjunction with accompanying drawing.

are referring to shown in Figure 1; A kind of pawn-to-draw type lateral punching structure of mould; This mould comprises the upper bolster 1 that die shoe 2 and relative die shoe 2 can vertically go up and down; Be respectively arranged with the patrix that can form workpiece to be processed 53 and counterdie 4 that match on upper bolster 1 and the die shoe 2, workpiece to be processed 5 is between patrix 3 and counterdie 4.The lateral punching structure of the utility model comprises the wedge 6 that is fixedly connected on the upper bolster 1, be fixedly connected the baffle plate 7 that can keep out the lateral surface of wedge 6 that is arranged on the die shoe 2; Here refer to the interior lateral direction of mould inside and outside; In toward the mold center position being, then be on the contrary outside.The bottom surface of above-mentioned wedge 6 and medial surface intersection form ecto-entad first inclined-plane of updip gradually.

are referring to shown in Figure 1; This lateral punching structure also comprises and can be slidingly arranged in the slide block 8 between counterdie 4 and baffle plate 7 on the die shoe 2 by along continuous straight runs; The end face of this slide block 8 and lateral surface intersection form second inclined-plane that can match with first inclined-plane; Wedge 6 is descending thereupon when upper bolster 1 is vertically descending; The slip that matches with second inclined-plane of first inclined-plane, wedge 6 promotes slide block 8 along continuous straight runs on die shoe 2 and slides to the inside in descending process.In the present embodiment, for the direction that slide block 8 is moved on die shoe 2 leads, die shoe 2 is provided with the guide rail 12 that can supply slide block 8 along continuous straight runs to slide.Be connected with at least one drift 9 on the medial end of slide block 8; The position of drift 9 and number mainly are provided with according to the number in hole to be punched on the workpiece to be processed 5 and position; In the process that wedge 6 descending promotion slide block 8 along continuous straight runs inwardly slide, drift 9 phase medial movement are carried out punching processing to workpiece to be processed 5.Sidewall for pulling workpiece to be processed 5 in the process that prevents from workpiece to be processed 5, to return after drift 9 punchings drift 9; On the perimembranous of the outside of patrix 3, also be permanently connected and be provided with the material returned piece 10 that at least one can fit with the lateral wall of workpiece to be processed 5; Offer the through hole that penetrates on this material returned piece 10 with supplying above-mentioned drift 9 corresponding matching; Drift 9 penetrates accordingly in the above-mentioned through hole workpiece to be processed 5 is carried out punching processing; From this through hole, return after punching processing finishes, the lateral wall of 10 pairs of workpieces to be processed 5 of material returned piece has carried out keeping out and can prevent that drift 9 from spurring the sidewall of workpiece to be processed 5 and influence the crudy of workpiece to be processed 5 in the process of returning again.Certainly, this material returned piece 10 also can be arranged on the counterdie 4, as long as it can form applying with the lateral wall of workpiece to be processed 5 and workpiece to be processed 5 is kept out.

are referring to shown in Figure 1; Also being permanently connected on the wedge 6 is provided with one and colludes pulling block 11, this collude that pulling block 11 is remaining in the process that upper bolster 1 vertically goes up and down and slide block 8 between collude and hang and can carry out push-and-pull to slide block 8 by along continuous straight runs.Collude in the present embodiment between pulling block 11 and the slide block 8 and be provided with: a projection is set colluding on the pulling block 11 through following mode; On slide block 8, offer again can supply that above-mentioned projection inserts ordinatedly and can be along being parallel to the chute 13 that first inclined-plane, second inclined-plane slide; The projection that colludes on the pulling block 11 is inserted in the chute 13; When upper bolster 1 relative die shoe 2 vertically went up and down, projection slided along the direction that is parallel to first inclined-plane, second inclined-plane in chute 13.Like this; When upper bolster 1 is descending; First inclined-plane and second inclined-plane cooperatively interact and make wedge 6 promote slide blocks 8 along continuous straight runs to move when carrying out punching processing to the inside, collude pulling block 11 upper protruding blocks and also make and collude pulling block 11 to promote slide blocks 8 along continuous straight runs mobile to the inside with cooperating being connected of chute 13; When punching finishes back upper bolster 1 when up; Move on the wedge 6; All the time keep colluding extension with slide block 8 owing to collude pulling block 11, collude pulling block 11 pulling slide blocks 8 along continuous straight runs and move to return drift 9 laterally, first inclined-plane is also remaining with second inclined-plane and is cooperating in this process.Like this; Hang and can along continuous straight runs collude pulling block 11 to what slide block 8 carried out push-and-pull through being provided with can to remain to form to collude with slide block 8, upper bolster 1 relative die shoe 2 can constantly carry out punching processing to workpiece to be processed 5 when vertically going up and down, the situation generation that influences production safety that the spring that this pawn-to-draw type lateral punching structure has avoided original extension spring side blow formula structure to be prone to ejects; This is simple in structure; Operation stability is high, long service life, and Practical Performance is good.

the foregoing description is only for explaining the technical conceive and the characteristics of the utility model; Its purpose is to let the personage who is familiar with this technology can understand content of the utility model and enforcement according to this, can not limit the protection domain of the utility model with this.All equivalences of being done according to the utility model spirit change or modify, and all should be encompassed within the protection domain of the utility model.

Claims

1. the pawn-to-draw type lateral punching structure of a mould; Said mould comprises die shoe, the upper bolster that can said relatively die shoe vertically goes up and down; Being respectively arranged with on said upper bolster, the said die shoe matches forms the upper die and lower die of workpiece to be processed; It is characterized in that: said lateral punching structure comprises the wedge that is fixedly attached on the said upper bolster, being permanently connected is arranged on the baffle plate that can keep out the lateral surface of said wedge on the said die shoe; The bottom surface of said wedge and medial surface intersection form ecto-entad first inclined-plane of updip gradually; Said lateral punching structure also comprises and can be slidingly arranged in the slide block between said counterdie and said baffle plate on the said die shoe by along continuous straight runs; The end face of said slide block forms second inclined-plane that can match with said first inclined-plane with the lateral surface intersection; Be connected with at least one drift on the medial end of said slide block; Being permanently connected on the outside perimembranous of said patrix is provided with the material returned piece that at least one can fit with the circumferential lateral wall of said workpiece to be processed, offers the through hole that can supply said drift to penetrate ordinatedly on the said material returned piece, also be permanently connected on the said wedge be provided with one can be when said upper bolster vertically goes up and down the said slide block of along continuous straight runs push-and-pull collude pulling block.

2. the pawn-to-draw type lateral punching structure of a kind of mould according to claim 1; It is characterized in that: the said pulling block that colludes is provided with projection, offers on the said slide block can supply said projection to insert ordinatedly and can be along being parallel to the chute that said first inclined-plane, said second inclined-plane slide.

3. the pawn-to-draw type lateral punching structure of a kind of mould according to claim 1 is characterized in that: said die shoe is provided with the guide rail that can supply said slide block along continuous straight runs to slide.