CN210817014U

CN210817014U - Precise combined stamping die

Info

Publication number: CN210817014U
Application number: CN201921676777.4U
Authority: CN
Inventors: 戴金曼; 何平; 曹杰; 吴银宇; 周建兵; 黄圣安
Original assignee: Zhejiang Mingbo Auto Parts Stock Co ltd
Current assignee: Zhejiang Mingbo Auto Parts Stock Co ltd
Priority date: 2019-10-09
Filing date: 2019-10-09
Publication date: 2020-06-23
Anticipated expiration: 2029-10-09

Abstract

The utility model discloses a precise combined stamping die, wherein the upper boss die, the lower boss die, the upper boss die fixing block, the lower boss die fixing block, the inner guide pillar, the elastic guide pillar and the boss stamping block form a precise boss stamping die combination; the embossing base, the embossing upper fixing block, the embossing upper die and the embossing lower die form an embossing die combination for embossing production batch numbers, enterprise marks and other characters on the surface of a product, and the two die combinations act simultaneously to form at one time; an inner guide pillar and an elastic guide pillar are arranged between the upper die fixing block and the lower die fixing block of the boss, so that the boss can be quickly and accurately positioned and stamped. The utility model provides a pair of accurate combination formula stamping die stamping product precision is high, the deflection is little, the appearance is pleasing to the eye, production efficiency is high, convenient operation, low in production cost, be fit for the industrial production tissue.

Description

Precise combined stamping die

Technical Field

The utility model relates to an automobile body annex stamping forming field especially relates to an accurate combination formula stamping die.

Background

Automobile parts, as the basis of the automotive industry, are essential factors supporting the continued healthy development of the automotive industry. The automobile glass guide rail is one of important component parts of automobile body accessories and is mainly applied to installation of a lifting system of a door and window frame of an automobile.

Traditional glass guide rail is at surperficial knurling and stamping forming processing, needs multichannel process, and a process is accomplished, carries out next process again, and the mould input is big moreover, needs two sets of different moulds, and long, the troublesome poeration of operation, manufacturing cost are high, can not well satisfy the needs of industrial production organization.

To the defect and the problem that above technique exists, the utility model provides an accurate combination formula stamping die is in order to solve above-mentioned problem.

Disclosure of Invention

In order to achieve the above object, the utility model provides an accurate combination formula stamping die, punching press product precision is high, the deflection is little, production efficiency is high, convenient operation, low in production cost, be fit for the industrial production tissue.

The utility model adopts the following technical scheme: the die comprises an upper boss die, a lower boss die, an upper boss die fixing block, a lower boss die fixing block, an inner guide pillar, an elastic guide pillar, a boss stamping block, an embossing base, an upper embossing fixing block, an upper embossing die, a lower embossing die and a limiting block, wherein the upper embossing fixing block and the upper boss stamping block are sequentially and longitudinally fastened on an upper die plate, and the upper embossing fixing block and the upper embossing die are fastened into a whole through bolts; the top surface of the embossing base and the embossing lower die are fastened into a whole through bolts, the embossing base is fastened on a lower die plate, the boss lower die fixing block is fastened on the lower die plate, the boss lower die fixing block and the boss upper die fixing block are connected and positioned through four inner guide posts arranged diagonally, and are connected through two elastic guide posts, a gap of 5-10 microns is formed between the boss upper die fixing block and the boss lower die fixing block, a limiting block is arranged on the end surface of a workpiece mounting port of the boss lower die fixing block and is fastened on the side surface of the boss lower die fixing block, when the upper die plate moves downwards, the boss punching block presses the boss upper die fixing block, the elastic guide posts are pressed, the boss upper die fixing block moves downwards, the boss upper die punches a workpiece and presses the boss lower die to finish boss precision forming, the upper embossing die is used for stamping a workpiece and is pressed on the lower embossing die to complete embossing forming; when the upper die plate moves upwards, the elastic guide pillar resets, the upper die fixing block of the boss is jacked up and separated from the lower die fixing block of the boss to form a gap, and a product can be conveniently taken out.

A precision combined stamping die, wherein the mould is the die on the boss lower mould is the terrace die, the length of boss lower mould is longer than the mould on the boss, can effectively provide from last decurrent punching press protection like this, can not take place the skew, and the shaping precision is high.

The utility model relates to a precision combined stamping die, wherein the lower part of the upper boss die fixing block is provided with a convex through groove, the upper boss die is of a rectangular structure and is embedded into a rectangular groove at the upper part of the convex through groove; the boss lower mould fixed block with the boss is gone up the mould fixed block and is corresponded the position and be equipped with the logical groove of an inverted-convex style of calligraphy, boss lower mould bottom is the rectangle structure, inlays to insert the card and goes into in the little rectangular channel of logical groove of boss lower mould fixed block.

An accurate combination formula stamping die, wherein the appearance of boss lower mould is unanimous with the mounting groove inner side structure by processing glass guide rail body, and the bottom symmetry is equipped with a rectangle step, can be steady block by the processing work piece.

The technical scheme has the following beneficial effects: according to the technical scheme, the upper boss die, the lower boss die, the upper boss die fixing block, the lower boss die fixing block, the inner guide pillar, the elastic guide pillar and the boss stamping block form a stamping die combination of the precise boss; the embossing base, the embossing upper fixing block, the embossing upper die and the embossing lower die form an embossing die combination for embossing production batch numbers, enterprise marks and other characters on the surface of a product, the two die combinations act simultaneously and are formed at one time, and the embossing die combination is different from a traditional die sequential forming processing mode, so that the production efficiency is high, and the die cost is saved; the structure that the lower boss die is longer than the upper boss die is adopted in combination with the precise boss structure on the surface of the automobile glass guide rail, so that the counter force is reduced, and the stamping forming precision of a product can be effectively improved; the inner guide columns are ingeniously arranged between the upper and lower die fixing blocks of the lug boss, so that the upper and lower dies of the lug boss are accurately positioned, the upper and lower dies are not required to be adjusted, and the operation is simple and convenient; by utilizing the elastic reset function of the elastic guide pillar, the upper die fixing block of the boss automatically resets after being punched, and is separated from the lower die fixing block of the boss, the gap is controlled to be 5-10 microns, the stroke is short, and the punching precision is higher; the appearance structure of the lower boss die is consistent with the structure of the mounting groove of the glass guide rail, and the bottom of the lower boss die is provided with two steps, so that a processed glass guide rail workpiece can be clamped stably, and the stability and reliability of stamping are improved.

The present invention will be further described with reference to the accompanying drawings.

Drawings

Fig. 1 is an explosion diagram of a precision combined stamping die of the present invention.

Figure 2 is the utility model relates to a precision combined stamping die working principle diagram.

Fig. 3 is a schematic view of a boss lower die structure 1.

Fig. 4 is a schematic view of a boss lower die structure 2.

In the figure: the embossing die comprises an upper boss die 1, a lower boss die 2, an upper boss fixing block 3, a lower boss die fixing block 4, an inner guide pillar 5, an elastic guide pillar 6, a boss stamping block 7, an embossing base 8, an upper embossing fixing block 9, an upper embossing die 10, an lower embossing die 11, a limiting block 12, a workpiece 13, an upper die plate 14 and a lower die plate 15.

Detailed Description

The embodiment of the utility model provides a pair of accurate combination formula stamping die provides an accurate combination formula stamping die, and the punching press product precision is high, the deflection is little, production efficiency is high, convenient operation, low in production cost, be fit for the industrial production tissue.

As shown in fig. 1 and 2, the die comprises a boss upper die 1, a boss lower die 2, a boss upper die fixing block 3, a boss lower die fixing block 4, an inner guide post 5, an elastic guide post 6, a boss stamping block 7, an embossing base 8, an embossing upper fixing block 9, an embossing upper die 10, an embossing lower die 11 and a limiting block 12, wherein the embossing upper fixing block 9 and the boss stamping block 7 are sequentially and longitudinally fastened on an upper die plate 14, and the embossing upper fixing block 9 and the embossing upper die 10 are fastened into a whole through bolts; the top surface of the embossing base 8 and the embossing lower die 11 are fastened into a whole through bolts, the embossing base 8 is fastened on a lower die plate 15, a boss lower die fixing block 4 is fastened on the lower die plate 15, the boss lower die fixing block 4 and the boss upper die fixing block 3 are connected and positioned through the 5 inner guide posts arranged diagonally, the boss upper die fixing block and the boss lower die fixing block 3 are connected through the 6 elastic guide posts 6, a gap of 8 micrometers is formed between the boss upper die fixing block and the boss lower die fixing block, a 12 limiting block is arranged on the end surface of a workpiece mounting opening of the boss lower die fixing block 2, the 12 limiting block is fastened on the side surface of the boss lower die fixing block 4, when the upper die plate 14 moves downwards, the boss punching block 7 pushes the boss upper die fixing block 3, the elastic guide posts 6 are pressed, the boss upper die fixing block 3 moves downwards, the boss upper die 1 punches a 13 workpiece and pushes the boss lower die 2 to finish the boss precision, the 10 embossing upper die is used for stamping a 13 workpiece and is pressed against the 11 embossing lower die to complete embossing forming of the surface of the 13 workpiece; when the upper die plate 14 moves upwards, the elastic guide post 6 resets, the upper die fixing block with the boss 3 is jacked up and separated from the lower die fixing block with the boss 4 to form a gap, and the workpiece 13 can be conveniently taken out.

The embodiment of the utility model provides an accurate combination formula stamping die, wherein 1 the boss on the mould be the die 2 the boss lower mould is the terrace die, the length of 2 boss lower moulds is longer than 1 boss on the mould, can effectively provide from the top down punching press protection like this, can not take place the skew, and the shaping precision is high.

The embodiment of the utility model provides a precision combined stamping die, wherein 3 boss upper die fixed block lower part is equipped with a protruding style of calligraphy through groove, 1 boss upper die is the rectangle structure, the card inlays in the rectangular groove of protruding style of calligraphy through groove upper portion; 4 boss lower mould fixed block with 3 boss upper die fixed block corresponds the position and is equipped with the logical groove of an inverted-convex style of calligraphy, 2 boss lower mould bottom is the rectangle structure, inlays to insert the card and goes into in the little rectangular channel that 4 boss lower mould fixed block led to the groove.

As shown in fig. 3 and 4, the embodiment of the utility model provides a precision combined stamping die, wherein the appearance of 2 boss lower moulds is unanimous with the 13 work pieces that are processed, the inboard structure of mounting groove of glass guide rail body, and the top sets up bellied high accuracy 2-2 boss, and the bottom symmetry is equipped with a rectangle 2-1 step, can be steady block by the 13 work pieces that are processed.

This embodiment is used for the purpose of illustration only, and is not intended to limit the present invention, and those skilled in the art can also make corresponding deformation and modification within the scope of the present invention, so that any equivalent embodiments all belong to the scope of the present invention.

Claims

1. The utility model provides a precision combined type stamping die which characterized in that: the die comprises an upper boss die, a lower boss die, an upper boss die fixing block, a lower boss die fixing block, an inner guide pillar, an elastic guide pillar, a boss stamping block, an embossing base, an upper embossing fixing block, an upper embossing die, a lower embossing die and a limiting block, wherein the upper embossing fixing block and the upper boss stamping block are sequentially and longitudinally fastened on an upper die plate, and the upper embossing fixing block and the upper embossing die are fastened into a whole through bolts; the top surface of the embossing base and the embossing lower die are fastened into a whole through bolts, the embossing base is fastened on a lower die plate, the boss lower die fixing block is fastened on the lower die plate, the boss lower die fixing block and the boss upper die fixing block are connected and positioned through four inner guide posts arranged diagonally, and are connected through two elastic guide posts, a gap of 5-10 microns is formed between the boss upper die fixing block and the boss lower die fixing block, a limiting block is arranged on the end surface of a workpiece mounting port of the boss lower die fixing block and is fastened on the side surface of the boss lower die fixing block, when the upper die plate moves downwards, the boss punching block presses the boss upper die fixing block, the elastic guide posts are pressed, the boss upper die fixing block moves downwards, the boss upper die punches a workpiece and presses the boss lower die to finish boss precision forming, the upper embossing die is used for stamping a workpiece and is pressed on the lower embossing die to complete embossing forming; when the upper die plate moves upwards, the elastic guide pillar resets, the upper die fixing block of the boss is jacked up and separated from the lower die fixing block of the boss to form a gap, and a product can be conveniently taken out.

2. The precision combination stamping die of claim 1, wherein: the upper die of the boss is a female die, the lower die of the boss is a male die, and the lower die of the boss is longer than the upper die of the boss, so that the stamping protection from top to bottom can be effectively provided, the offset cannot occur, and the forming precision is high.

3. The precision combination stamping die of claim 1, wherein: the upper die of the boss is of a rectangular structure and is clamped and embedded into a rectangular groove at the upper part of the convex through groove; the boss lower mould fixed block with the boss is gone up the mould fixed block and is corresponded the position and be equipped with the logical groove of an inverted-convex style of calligraphy, boss lower mould bottom is the rectangle structure, inlays to insert the card and goes into in the little rectangular channel of logical groove of boss lower mould fixed block.

4. The precision combination stamping die of claim 1, wherein: the appearance of the lower die of the boss is consistent with the structure of the inner side of the mounting groove of the guide rail body of the glass to be processed, and the bottom of the lower die of the boss is symmetrically provided with a rectangular step which can stably clamp the workpiece to be processed.