CN214441918U

CN214441918U - Multilayer polycrystalline diamond wire drawing die

Info

Publication number: CN214441918U
Application number: CN202120437089.3U
Authority: CN
Inventors: 王汝祥
Original assignee: Tianchang Hengtong Mould Technology Co ltd
Current assignee: Tianchang Hengtong Mould Technology Co ltd
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2021-10-22
Anticipated expiration: 2031-03-01

Abstract

The utility model discloses a multilayer polycrystalline diamond wire drawing mould, which comprises a fixed pedestal and i, fixed pedestal's surface is provided with the constant head tank, the even activity of inner wall of constant head tank is provided with two limit slider, limit slider's one end is pegged graft in fixed pedestal's inside, limit slider is provided with spacing spring with fixed pedestal's centre, fixed pedestal's inside evenly is provided with the ejecting spring of a plurality of, ejecting spring's one end activity is provided with the ejector pin, the one end of ejector pin runs through the inboard that fixed pedestal extended to the constant head tank, the middle movable mounting of constant head tank has wire drawing mould main part, the one end surface of wire drawing mould main part evenly is provided with two spacing grooves. The utility model discloses an install ejector pin, limit slide, constant head tank, spacing groove, ejecting spring and spacing spring can be quick change the wire drawing mould, easy operation is swift, effectual operating time when saving the wire drawing, improvement work efficiency.

Description

Multilayer polycrystalline diamond wire drawing die

Technical Field

The utility model relates to a wire drawing mould technical field specifically is a multilayer polycrystalline diamond wire drawing mould.

Background

With the rapid development of social and economic, the wire drawing die is a tool which forces metal to pass through the die under the action of external force in the metal pressure processing process, the cross-sectional area of the metal is compressed, and the required cross-sectional area shape and size are obtained, the wire drawing die is a die which allows the metal wire to pass through the die from thick to thin and gradually reach the size required by people, and the special die is the wire drawing die.

However, the existing wire drawing die is inconvenient to replace after being worn, the operation time is long, and the processing efficiency is influenced; thus, the existing requirements are not met, and a multilayer polycrystalline diamond wire drawing die is provided for the requirement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multilayer polycrystalline diamond wire drawing mould to current wire drawing mould that proposes in solving above-mentioned background art is inconvenient to be changed after wearing and tearing appear, and operating time is long, influences machining efficiency scheduling problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multilayer polycrystalline diamond wire drawing mould, includes fixed baseplate, fixed baseplate's surface is provided with the constant head tank, the even activity of inner wall of constant head tank is provided with two limit slide, limit slide's one end is pegged graft in fixed baseplate's inside, limit slide and fixed baseplate's centre is provided with spacing spring, fixed baseplate's inside evenly is provided with a plurality of ejecting spring, ejecting spring's one end activity is provided with the ejector pin, the one end of ejector pin runs through the fixed baseplate and extends to the inboard of constant head tank, the middle movable mounting of constant head tank has wire drawing mould main part, the one end surface of wire drawing mould main part evenly is provided with two spacing grooves.

Preferably, the shape of the outer surface of the part, protruding out of the fixed base, of the limiting slide block is a quarter of sphere, and the spherical surfaces of the two limiting slide blocks face oppositely.

Preferably, the two sides of the end part of the ejection rod, which is located inside the fixed base, are provided with limiting sliding blocks, and lubricant is coated between the limiting sliding blocks and the fixed base.

Preferably, the middle of the wire drawing die main body is inlaid with a circle of anti-abrasion layer, and the anti-abrasion layer is made of diamond.

Preferably, the outer size of one end of the wire drawing die main body is completely consistent with the inner size of the positioning groove.

Preferably, the inner wall of the positioning groove and the outer surface of the end part of the wire drawing die main body connected with the positioning groove are completely smooth, and the positioning groove is connected with the wire drawing die main body in a sliding manner.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model rotates the wire drawing die main body in a specific direction, at the same time, the inner wall of the limiting groove is contacted with the spherical surface of the limiting slide block when the wire drawing die main body rotates, the spherical surface of the limiting slide block is pressed, the limiting slide block is driven to shrink towards the inside of the fixed base, the limiting spring is compressed at the same time, the limiting slide block completely enters the inside of the fixed base and is separated from the limiting groove after the wire drawing die main body rotates for a certain angle, the wire drawing die main body can be pulled out outwards and taken down, the end part of a new wire drawing die main body is inserted into the positioning groove, the wire drawing die main body is reversely rotated after the insertion is finished, the limiting groove is rotated to correspond to the limiting slide block, at the moment, the limiting spring is restored to drive the limiting slide block to be inserted into the limiting groove to fix the wire drawing die main body, the wire drawing die can be rapidly replaced, the operation is simple and rapid, the operation time during wire drawing is effectively saved, and the working efficiency is improved;

2. the utility model discloses a carry out specific direction when wire drawing mould main part is changed and rotate and make spacing slider and spacing groove break away from and contract completely and get into fixed baseplate after, the ejector pin receives the restriction that comes from wire drawing mould main part this moment and can weaken for ejecting spring carries out elasticity and recovers and drive the ejecting fixed baseplate of ejector pin, and the ejector pin can provide an outside power this moment, with the ejecting constant head tank of wire drawing mould main part, makes things convenient for the staff to extract the change to wire drawing mould main part, effectual improvement change efficiency.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is an enlarged view of the structure of FIG. 1A according to the present invention;

fig. 3 is a cross-sectional view of the fixing base of the present invention.

In the figure: 1. a fixed base; 2. positioning a groove; 3. a wire drawing die main body; 4. ejecting the rod; 5. a limiting slide block; 6. a limiting groove; 7. ejecting a spring; 8. and a limiting spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: the utility model provides a multilayer polycrystalline diamond wire drawing mould, including fixed baseplate 1, fixed baseplate 1's surface is provided with constant head tank 2, the even activity of inner wall of constant head tank 2 is provided with two limit slide 5, limit slide 5's one end is pegged graft in fixed baseplate 1's inside, limit slide 5 is provided with limit spring 8 with fixed baseplate 1's centre, fixed baseplate 1's inside evenly is provided with ejecting spring 7 of a plurality of, ejecting spring 7's one end activity is provided with ejector rod 4, the one end of ejector rod 4 runs through fixed baseplate 1 and extends to the inboard of constant head tank 2, the middle movable mounting of constant head tank 2 has wire drawing mould main part 3, wire drawing mould main part 3's one end surface evenly is provided with two spacing grooves 6.

Further, the shape of the outer surface of the part, protruding out of the fixed base 1, of the limiting slide block 5 is a quarter sphere, the spherical surfaces of the two limiting slide blocks 5 face oppositely, and the drawing die main body 3 is in a special shape, so that the limiting slide block 5 can be driven to contract towards the inside of the fixed base 1 when being inserted into the positioning groove 2 and rotated along a specific direction.

Furthermore, the two sides of the end part of the ejection rod 4, which is located inside the fixed base 1, are provided with the limiting slide blocks, lubricant is coated between the limiting slide blocks and the fixed base 1, the limiting slide blocks can limit the stroke of the ejection rod 4, and the ejection rod 4 is prevented from being separated from the fixed base 1 under the action of the ejection spring 7.

Further, inlay in the middle of wire drawing mould main part 3 and be provided with round abrasionproof and decrease the layer, the material on abrasionproof decreases the damage that the mould received at wire drawing in-process can effectual reduction, extension mould life for the diamond.

Further, the one end outside size of wire drawing mould main part 3 is identical with the inboard size of constant head tank 2 completely, completely identical size for wire drawing mould main part 3 can not appear the clearance in the grafting behind constant head tank 2 inboard between wire drawing mould main part 3 and fixed baseplate 1, avoids wire drawing mould main part 3 to appear rocking.

Further, the tip surface that the inner wall of constant head tank 2 and wire drawing mould main part 3 and constant head tank 2 are connected is all smooth completely, constant head tank 2 and wire drawing mould main part 3 sliding connection, and the wearing and tearing are nearly zero each other when wire drawing mould main part 3 is pegged graft or is rotated in the smooth contact surface completely, guarantees that the influence can not appear in the mould size.

The working principle is as follows: during the use, under long-time wire drawing processing, wire drawing mould main part 3 appears when great wearing and tearing need be changed, at first carry out the rotation of specific direction to wire drawing mould main part 3, wire drawing mould main part 3 can make the inner wall of spacing groove 6 and the spherical surface contact of limit slide 5 when rotating this moment, exert pressure to limit slide 5's sphere, make limit slide 5 contract to fixed baseplate 1's inside passively, compress limit spring 8 simultaneously, limit slide 5 breaks away from in fixed baseplate 1 inside follow spacing groove 6 completely after wire drawing mould main part 3 rotates certain angle, can outwards extract wire drawing mould main part 3 and take off, the tip of wire drawing mould main part 3 that will be new pegs graft to constant head tank 2 inside, the backward rotation wire drawing mould main part 3 after the grafting finishes, make limit groove 6 rotate to limit slide 5 correspond, limit spring 8 recovers this moment and drives limit slide 5 and pegs graft and fix wire drawing mould main part 3 inside wire drawing mould main part 6 and carry out solid Surely, can be quick change the wire drawing mould, easy operation is swift, operating time, improvement work efficiency when effectual saving wire drawing.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A multilayer polycrystalline diamond wire drawing mould, includes fixed baseplate (1), its characterized in that: the surface of fixed baseplate (1) is provided with constant head tank (2), the even activity of the inner wall of constant head tank (2) is provided with two limit slide (5), the one end of limit slide (5) is pegged graft in the inside of fixed baseplate (1), the centre of limit slide (5) and fixed baseplate (1) is provided with limit spring (8), the inside of fixed baseplate (1) evenly is provided with a plurality of ejecting spring (7), the one end activity of ejecting spring (7) is provided with ejector rod (4), the one end of ejector rod (4) runs through fixed baseplate (1) and extends to the inboard of constant head tank (2), the middle movable mounting of constant head tank (2) has wire drawing mould main part (3), the one end surface of wire drawing mould main part (3) evenly is provided with two spacing groove (6).

2. The multi-layer polycrystalline diamond wire drawing die of claim 1, wherein: the outer surface of the part, protruding out of the fixed base (1), of the limiting sliding block (5) is in the shape of a quarter sphere, and the spherical surfaces of the two limiting sliding blocks (5) face oppositely.

3. The multi-layer polycrystalline diamond wire drawing die of claim 1, wherein: the ejection rod (4) is located the inside tip both sides of fixed baseplate (1) and all is provided with limiting slide block, scribble emollient between limiting slide block and fixed baseplate (1).

4. The multi-layer polycrystalline diamond wire drawing die of claim 1, wherein: the middle of wire drawing mould main part (3) is inlayed and is provided with round abrasionproof and decreases the layer, the material that abrasionproof decreases the layer is the diamond.

5. The multi-layer polycrystalline diamond wire drawing die of claim 1, wherein: the outer side size of one end of the wire drawing die main body (3) is completely consistent with the inner side size of the positioning groove (2).

6. The multi-layer polycrystalline diamond wire drawing die of claim 1, wherein: the inner wall of the positioning groove (2) and the outer surface of the end part of the wire drawing die main body (3) connected with the positioning groove (2) are completely smooth, and the positioning groove (2) is connected with the wire drawing die main body (3) in a sliding mode.