CN210586714U

CN210586714U - Copper mold drawing die

Info

Publication number: CN210586714U
Application number: CN201921186985.6U
Authority: CN
Inventors: 王志杰; 赵洪; 彭顺胜; 吴林军; 夏飞剑
Original assignee: Zhejiang Feijian Industry & Trade Co ltd
Current assignee: Zhejiang Feijian Industry & Trade Co ltd
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-05-22
Anticipated expiration: 2029-07-26

Abstract

The utility model discloses a copper mould drawing die, including last jar, die subassembly, lower jar, terrace die component, go up the jar with the die subassembly is connected and drives the die subassembly downstream, the lower jar with the terrace die component is connected and drives terrace die component rebound, the die subassembly with terrace die component position is relative and forms the extrusion space, the die subassembly includes die overcoat, die body, the die body sets up inside the die overcoat, the terrace die component includes terrace die body, blank holder, terrace die body sets up the blank holder is inboard, die body, terrace die body are the copper product matter. The utility model discloses can prevent to get into the titanium cup by the tearing oxide film, directly lead to titanium cup itself to produce the wire drawing or even bad condition such as fracture to play the effect of protection by the processing product.

Description

Copper mold drawing die

Technical Field

The utility model relates to a mould especially relates to a tensile mould of copper mould.

Background

The existing titanium material is stretched by adopting a tungsten steel die, a layer of titanium dioxide oxide film which is naturally formed exists on the surface of the titanium material, the hardness of the layer of oxide film is far greater than that of the titanium material, when the tungsten steel die is used for stretching, the layer of titanium dioxide oxide film can be torn, and because the hardness of the tungsten steel is greater than that of the titanium material, the torn titanium dioxide oxide film can only enter the titanium material, so that the titanium material can be directly drawn, even broken and other adverse conditions, and the improvement needs to be made.

Disclosure of Invention

The utility model discloses carry out tensile operation to titanium material to that prior art exists, the easy wire drawing of titanium material, cracked defect provides a tensile mould of copper mould.

In order to solve the technical problem, the utility model discloses a following technical scheme realizes:

the utility model provides a tensile mould of copper mould, includes upper cylinder, die subassembly, lower cylinder, terrace die subassembly, the upper cylinder with the die subassembly is connected and drives the die subassembly moves down, the lower cylinder with the terrace die subassembly is connected and drives terrace die subassembly rebound, the die subassembly with terrace die subassembly position is relative and form the extrusion space, the die subassembly includes die overcoat, die body, the die body sets up inside the die overcoat, the terrace die subassembly includes terrace die body, blank holder, the terrace die body sets up the blank holder is inboard, die body, terrace die body are the copper product matter.

Go up the jar and be used for flexible promotion die subassembly with lower jar, terrace die subassembly removes and forms the extrusion space, stretch the titanium cup, set up the die body, the material of terrace die body into copper, because its hardness is less than titanium material hardness, consequently, the oxide film on titanium cup surface can imbed in the middle of the relatively softer copper mould of texture, prevent to get into the titanium cup by the tearing oxide film, directly lead to titanium cup itself to produce bad conditions such as wire drawing or even fracture, thereby play the effect of protection by the processing product.

Preferably, the copper mold drawing die further comprises an upper die rod and a material beating block, wherein the material beating block is connected to the lower portion of the upper die rod, and the upper cylinder is connected with the upper die rod and drives the material beating block to move downwards.

The upper cylinder is used for providing power, the upper mold rod is connected with the knockout block, and after stretching is completed, the knockout block is pushed by the upper mold rod to be knocked on the surface of the titanium cup body, so that the titanium cup body is separated from the male mold component, and the titanium cup body can be taken out more conveniently.

Preferably, the copper mold drawing die further comprises an upper die plate, and the upper die plate is connected with the female die outer sleeve.

The upper die plate plays a role in fixing the female die outer sleeve on the upper die plate, so that the effect of improving the motion stability of the female die assembly is achieved.

Preferably, the copper die drawing die further comprises a lower die rod, the male die body is connected to the upper portion of the lower die rod, and the lower cylinder is connected with the lower die rod and drives the male die body to move upwards.

The lower die rod is used for connecting the lower cylinder and the male die body, so that the male die body is driven to ascend by the lower die rod under the driving of the lower cylinder, and under the combined action of the lower die rod and the female die body, a product is stretched and deformed, and the effect of stretching the titanium cup body is achieved.

Preferably, the copper mold drawing die further comprises a knockout plate, and the knockout plate is arranged below the blank holder and abuts against the lower surface of the blank holder.

The ramming plate is matched with the blank holder to support the titanium cup body, and when the male die body moves upwards and is matched with the female die body to extrude the titanium cup body, the blank holder is also used for extruding the rim of the titanium cup body, and an outwardly extending flange is formed at the rim of the cup.

Preferably, the copper mold drawing die further comprises an ejector rod, and the ejector rod is connected below the knockout plate.

The ejector rod is used for supporting the knockout plate, so that the effect of supporting the male die assembly is further achieved, and the supporting force required by the extrusion of the cup mouth is ensured in the extrusion process.

Preferably, in the copper mold stretching mold, a clamping groove is formed in the lower portion of the female mold outer sleeve, and the female mold body is connected to the clamping groove.

The clamping groove is used for installing and replacing the female die body made of copper materials, so that dies with different sizes can be machined and replaced to meet the requirements of different technological requirements for adapting to different machined products and different technological requirements.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a usage state diagram of the present invention.

Detailed Description

The invention will be described in further detail with reference to the accompanying drawings 1-2 and the detailed description, which are not intended to limit the invention:

detailed description of the preferred embodiment 1

The utility model provides a tensile mould of copper mould, includes upper cylinder 1, die subassembly 15, lower cylinder 7, terrace die subassembly 3, upper cylinder 1 with die subassembly 15 is connected and drives die subassembly 15 downstream, lower cylinder 7 with terrace die subassembly 3 is connected and drives terrace die subassembly 3 upstream, die subassembly 15 with terrace die subassembly 3 position is relative and forms extrusion space 16, die subassembly 15 includes die overcoat 13, die body 14 sets up inside die overcoat 13, terrace die subassembly 3 includes terrace die body 4, blank holder 5, terrace die body 4 sets up blank holder 5 is inboard, die body 14, terrace die body 4 are the copper product.

When the titanium cup drawing device is used, the lower cylinder 7 is started, the blank holder 5 is pushed upwards to a designated position, the titanium cup is sleeved on the blank holder 5, the upper cylinder 1 pushes the female die body 14 to move downwards and press the titanium cup tightly, the titanium cup extrudes a flange extending outwards from a cup opening under the extrusion of the blank holder 5 and the female die body 14, then the lower cylinder 7 pushes the male die body 4 to move upwards and press the titanium cup tightly, and the titanium cup deforms under the extrusion of the male die body 4 and the female die body 14, so that the titanium cup is drawn.

Preferably, the material beating device further comprises an upper die rod 8 and a material beating block 2, wherein the material beating block 2 is connected to the lower portion of the upper die rod 8, and the upper cylinder 1 is connected with the upper die rod 8 and drives the material beating block 2 to move downwards.

Preferably, the die further comprises an upper die plate 9, and the upper die plate 9 is connected with the die outer sleeve 13.

Preferably, the punch forming machine further comprises a lower die rod 11, the punch body 4 is connected to the upper part of the lower die rod 11, and the lower cylinder 7 is connected with the lower die rod 11 and drives the punch body 4 to move upwards.

Preferably, the stamping die further comprises a stamping plate 6, wherein the stamping plate 6 is arranged below the blank holder 5 and is abutted against the lower surface of the blank holder 5.

Preferably, the device further comprises a top rod 12, and the top rod 12 is connected below the knockout plate 6.

Preferably, the lower part of the die outer sleeve 13 is provided with a clamping groove 10, and the die body 14 is connected in the clamping groove 10.

Specifically, the utility model discloses can set different sizes according to the tensile demand of the difference of titanium cup, constitute the mould group of different tensile degrees, be tensile mould one in proper order, tensile mould two, tensile mould three, tensile mould one, tensile mould two, the size of tensile mould three well die body 14, punch body 4 steadilys decrease in proper order, behind the tensile comparatively elongated appearance that becomes of titanium cup, stretch again the titanium cup with the mould of next size after that to gradually stretch into the predetermined dimension with the titanium cup.

In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made within the scope of the claims of the present invention should be covered by the present invention.

Claims

1. The utility model provides a tensile mould of copper mould, includes upper cylinder (1), die subassembly (15), lower cylinder (7), punch assembly (3), upper cylinder (1) with die subassembly (15) are connected and drive die subassembly (15) downstream, lower cylinder (7) with punch assembly (3) are connected and drive punch assembly (3) rebound, die subassembly (15) with punch assembly (3) position is relative and form extrusion space (16), its characterized in that: die subassembly (15) include die overcoat (13), die body (14) set up die overcoat (13) are inside, punch subassembly (3) include punch body (4), blank holder (5), punch body (4) set up blank holder (5) are inboard, die body (14), punch body (4) are the copper product.

2. The copper die drawing die of claim 1, wherein: the mould is characterized by further comprising an upper mould rod (8) and a material beating block (2), wherein the material beating block (2) is connected to the lower portion of the upper mould rod (8), and the upper cylinder (1) is connected with the upper mould rod (8) and drives the material beating block (2) to move downwards.

3. The copper die drawing die of claim 1, wherein: the die is characterized by further comprising an upper die plate (9), wherein the upper die plate (9) is connected with the female die outer sleeve (13).

4. The copper die drawing die of claim 1, wherein: the punch die is characterized by further comprising a lower die rod (11), the punch body (4) is connected to the upper portion of the lower die rod (11), and the lower cylinder (7) is connected with the lower die rod (11) and drives the punch body (4) to move upwards.

5. The copper die drawing die of claim 1, wherein: still include the flitch (6) of beating, the flitch (6) of beating set up be in blank holder (5) below and with blank holder (5) lower surface is inconsistent.

6. The copper die drawing die of claim 5, wherein: the stamping die further comprises an ejector rod (12), wherein the ejector rod (12) is connected below the knockout plate (6).

7. The copper die drawing die of claim 1, wherein: the die is characterized in that a clamping groove (10) is formed in the lower portion of the die outer sleeve (13), and the die body (14) is connected to the clamping groove (10).