CN203470662U

CN203470662U - Arc surface drawing side punching die

Info

Publication number: CN203470662U
Application number: CN201320524625.9U
Authority: CN
Inventors: 张晓亮; 侯新义
Original assignee: KUNSHAN XINTAILI PRECISION MOLD CO Ltd
Current assignee: Kunshan Xintaili Intelligent Technology Co Ltd
Priority date: 2013-08-27
Filing date: 2013-08-27
Publication date: 2014-03-12
Anticipated expiration: 2023-08-27

Abstract

The utility model discloses an arc surface drawing side punching die. The die comprises a middle die shaping block, a lower die material removing block, a lower die fixed plate, a guide lifter bock and a drawing punch, and an inverted type drawing mechanism is adopted. According to the utility model, two moulding procedures are combined, three-dimensional arc surface punching and drawing are carried on simultaneously, three-dimensional arc surface profiling modeling forming parts are used as the main parts, three-dimensional arc surface profiling modeling drawing action is adopted, hole punching and edge cutting in a side direction in the next procedure of the die are facilitated, so a molding structure which cannot be achieved by current drawing molding is achieved, production efficiency is improved, reliability of performance is enhanced, it is easy to adjust and maintain the die, quality stability of massive manufacture is achieved, cost of drilling crews, die development and production is greatly reduced, and enterprise competitiveness is effectively enhanced.

Description

A kind of arc surface is taken out and is drawn side-punching mould

Technical field

The utility model relates to mould applications, particularly relates to a kind of arc surface and takes out and draw side-punching mould.

Background technology

Present stage, electronic product update paces are accelerated, and supporting electronic components progressively wants cube little, and function is strong, the universal production in enormous quantities of part spare part execution standardization, thus further require part high yield and high life.

According to product structure, need to develop the diel that meets utilization, and because volume is little, there is product size setting in standardized product, structure setting; Thereby punching press product size is little, require strict; The inner molding structure of existing mold cannot reach its product design structure and required precision, causes certain technical bottleneck.

Class formation stamping products has structure specificity for this reason as shown in Figure 1, and conventionally in the market take out guiding structure as shown in Figure 2, only adopt positive-installed to take out the mode of drawing, thereby be difficult to complete structure and reach high dimensional accuracy requirement or the too high increase of the too low replacement frequency of part strength production cost in progressive die.

Utility model content

The technical problem that the utility model mainly solves is to provide a kind of arc surface and takes out and draw side-punching mould, can complete the moulding of baroque stamping products.

For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: provide a kind of arc surface to take out and draw side-punching mould, comprise middle contour forming piece, the de-material of counterdie piece, counterdie fixed head, take out and draw punching pin and lift block, described lift block is arranged in the shaped hole of described middle contour forming piece, described counterdie de-material piece and described middle contour forming piece coordinate, and between described middle contour forming piece and described counterdie fixed head, the described tail end that draws punching pin of taking out is fixed on counterdie fixed head, describedly take out the guide hole that the top of drawing punching pin is positioned at the de-material of described counterdie piece, described middle contour forming piece can move up and down with respect to the de-material of described counterdie piece together with lift block, described in described counterdie fixed head can drive, take out and draw punching pin and move up and down with respect to the de-material of described counterdie piece.

In preferred embodiment of the utility model, the forming face of described middle contour forming piece is three-dimensional arc surface.

In preferred embodiment of the utility model, between described counterdie de-material piece and product, there is 0.02-0.05mm gap.

In preferred embodiment of the utility model, described in take out and draw punching pin both sides and have side punching groove.

The beneficial effects of the utility model are: a kind of arc surface of the utility model is taken out and drawn side-punching mould; adopting the three-dimensional cambered surface profiling of flip-over type to take out priming does; major part is three-dimensional cambered surface profiling forming part; structure is conducive to sidewise punching and the lateral trimming of mould subsequent processing; thereby reach existing taking out and draw the molding structure that moulding does not reach; improved production efficiency simultaneously, increased dependable performance, be convenient to adjust, safeguard; More realize the quality stability of manufacturing in enormous quantities, greatly reduce board, mould development and production cost, effectively enterprise competitiveness.

Accompanying drawing explanation

Fig. 1 is the structural representation of three-dimensional cambered surface profiling forming part;

Fig. 2 be shown in tradition take out the structural representation that draws shaping mechanism;

Fig. 3 is that a kind of arc surface of the utility model is taken out the die opening state structural representation that draws side-punching mould;

Fig. 4 is that a kind of arc surface of the utility model is taken out the motion state structural representation that draws side-punching mould;

Fig. 5 is that a kind of arc surface of the utility model is taken out the matched moulds status architecture schematic diagram that draws side-punching mould;

Fig. 6 is that a kind of arc surface of the utility model is taken out the structural representation that draws side-punching mould five step matched moulds molding procedure.

In accompanying drawing, the mark of each parts is as follows: 1, middle contour forming piece, 2, the de-material of counterdie piece, 3, counterdie fixed head, 4, take out and draw punching pin, 5, lift block, 10, three-dimensional arc forming face, 6, product, 60, product camber H, 61, product R angle.

The specific embodiment

Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, thereby so that advantage of the present utility model and feature can be easier to be it will be appreciated by those skilled in the art that, protection domain of the present utility model is made to more explicit defining.

Refer to Fig. 3, the utility model embodiment comprises:

A kind of arc surface is taken out and is drawn side-punching mould ,comprise middle contour forming piece 1, counterdie stripper plate 2, counterdie fixed head 3, take out and draw punching pin 4 and lift block 5.

Described lift block 5 is arranged in the shaped hole of described middle contour forming piece 2, described counterdie de-material piece 2 and described middle contour forming piece 1 coordinate, and between described middle contour forming piece 1 and described counterdie fixed head 3, the described tail end that draws punching pin 4 of taking out is fixed on counterdie fixed head 3, describedly take out the guide hole that the top of drawing punching pin 4 is positioned at the de-material of described counterdie piece 2, described middle contour forming piece 1 can move up and down with respect to the de-material of described counterdie piece 2 together with lift block 5, takes out to draw punching pin 4 and move up and down with respect to the de-material of described counterdie piece 2 described in described counterdie fixed head 3 can drive.

The forming face 10 of described middle contour forming piece 1 is three-dimensional arc surface.

Described counterdie de-material

piece

2 and 6 gaps that have 0.03mm of product, be conducive to product and move in mould.

Shown in Fig. 3, Fig. 4 and Fig. 5, the utility model arc surface takes out that to draw the course of work of side-punching mould as follows:

Original state: product 6 is fixed on the centre of middle contour forming piece 1 and the de-material of counterdie piece 2, product 6 bottoms overlap with taking out the top of drawing punching pin 4, and product 6 and counterdie take off and expect that 2 of pieces leave 0.03mm gap, are conducive to like this movement of product in mould.

Precompressed: middle contour forming piece 1 vertical depression together with lift block 5, product 6 moves down in mould, until the bottom face of product 6 overlaps with the forming face 20 of middle contour forming piece 2, the bottom of lift block 5 overlaps with the top end face of product, the shaping of product 6 completes in the movement in mould, then presses down the de-material of counterdie piece 2, and product 6 can decline along with middle contour forming piece 1 simultaneously, until middle contour forming piece 1 and the de-material of counterdie piece 2 closures complete to take out and draw front precompressed action.

Punching press and take out and draw: the de-material of middle template forming piece 1 and counterdie piece 2 presses down simultaneously, adopt flip-over type to take out the mode of drawing, take out and draw punching pin and move up and increase the three-dimensional cambered surface forming height of product 6, at middle template forming piece 1, counterdie de-material piece 2 and counterdie, take out and draw after punching pin 4 closures, sidewise punching, this procedure completes.

Take that what complete product shown in Fig. 1 is example, progressive die needs four sections of templates, and positive-installed is combined with flip-over type, to incision waste material and moulding upwards, carries out simultaneously, uses positive-installed mould structure, upwards moulding use flip-over type mould structure to incision waste material.

Product 6 is carried out to 5 procedure preparations below, as shown in table 1, along with each matched moulds processing, product shaping height H progressively increases, and R contends step and reduces.

Table 1

A kind of arc surface of the utility model is taken out and is drawn side-punching mould and have the following advantages:

(1). two molding procedure action combinations, the three-dimensional cambered surface of punching press is carried out with taking out to draw to synchronize, and taking out the mode of drawing is flip-over type, the blanking direction of assurance side punching, this kind of molding structure is without operation after increase, once packing into grade mould, can complete to take out and draw, three-dimensional cambered surface moulding, the multiple tracks techniques such as side punching, reduce molding procedure, accomplish low input, multi-functional, high efficiency stamping system.

(2). can adjust function according to product actual needs, when meeting product requirement, reduce cost and drop into, and do not affect whole material strip, not advance.

(3). reduce diel operation, manpower, equipment, and relevant auxiliary resources, effectively cost-saving.

The foregoing is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model description and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.

Claims

1. an arc surface is taken out and is drawn side-punching mould, it is characterized in that, comprise middle contour forming piece, the de-material of counterdie piece, counterdie fixed head, take out and draw punching pin and lift block, described lift block is arranged in the shaped hole of described middle contour forming piece, described counterdie de-material piece and described middle contour forming piece coordinate, and between described middle contour forming piece and described counterdie fixed head, the described tail end that draws punching pin of taking out is fixed on counterdie fixed head, describedly take out the guide hole that the top of drawing punching pin is positioned at the de-material of described counterdie piece, described middle contour forming piece can move up and down with respect to the de-material of described counterdie piece together with lift block, described in described counterdie fixed head can drive, take out and draw punching pin and move up and down with respect to the de-material of described counterdie piece.

2. a kind of arc surface according to claim 1 is taken out and is drawn side-punching mould, it is characterized in that, the forming face of described middle contour forming piece is three-dimensional arc surface.

3. a kind of arc surface according to claim 1 is taken out and is drawn side-punching mould, it is characterized in that, between described counterdie de-material piece and product, has 0.02-0.05mm gap.

4. a kind of arc surface according to claim 1 is taken out and is drawn side-punching mould, it is characterized in that, described in take out and draw punching pin both sides and have side punching groove.