CN212704026U

CN212704026U - Embossing die for shaft parts

Info

Publication number: CN212704026U
Application number: CN202021406154.8U
Authority: CN
Inventors: 沈伟
Original assignee: Shanghai Shengsheng Machinery Co ltd
Current assignee: Shanghai Shengsheng Machinery Co ltd
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2021-03-16
Anticipated expiration: 2030-07-16

Abstract

The utility model discloses a be used for axle type part knurling mould, including last die carrier and lower die carrier, it is provided with the die shank to go up the die carrier upper surface, threaded connection has die shank fixed screw between die shank and the last die carrier, it is provided with the fixed plate backing plate to go up the die carrier lower surface, fixed plate backing plate lower surface is provided with the fixed plate, the drift is installed to the central point of fixed plate backing plate and fixed plate, the drift passes fixed plate backing plate and fixed plate, drift one end offsets with the die shank, the lower die carrier upper surface is provided with the lower bolster, the lower bolster top is provided with the lower mould deflector, be provided with spacing post between lower bolster and the lower mould deflector, spacing post cooperation has spacing post screw, the lower bolster passes through spacing post screwed. The utility model has the advantages that the embossing process of the shaft products is carried out by using the mould, the stability of the product quality is high, and the production capacity is greatly increased; in addition, the service life of the die is long, and the production cost is reduced.

Description

Embossing die for shaft parts

Technical Field

The utility model relates to an knurling technical field specifically is a be used for axle type part knurling mould.

Background

Embossing, also known as knurling or knurling, is a process of making embossed patterns on the surface of a machine member to increase friction or facilitate holding. These patterns are typically produced by rolling or cutting the press piece with a knurling tool on a lathe to create a pattern on the surface.

However, lathe roll extrusion machining inefficiency, because there is the metal fillings to produce in the operation, one denier clearance untimely or untimely just causes mashed tooth phenomenon to produce the defective products, the utility model provides an axle type part knurling mould to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be used for axle type part knurling mould to the lathe roll extrusion machining efficiency who provides in solving above-mentioned background art is low, because there is the metal fillings to produce in the time of the operation, and one denier clearance is untimely or the problem that just causes the rotten tooth phenomenon to produce the defective products unclean.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a be used for axle type part knurling mould, includes die carrier and lower die carrier, the upper surface of die carrier is provided with the die shank, threaded connection has die shank fixed screw between die shank and the upper die carrier, the upper die carrier lower surface is provided with the fixed plate backing plate, fixed plate backing plate lower surface is provided with the fixed plate, the central point of fixed plate backing plate and fixed plate puts and installs the drift, the drift passes fixed plate backing plate and fixed plate, drift one end offsets with the die shank, the lower die carrier upper surface is provided with the lower bolster, the lower bolster top is provided with the lower mould deflector, be provided with spacing post between lower bolster and the lower mould deflector, spacing post cooperation has spacing post screw, the lower bolster passes through spacing post screwed connection with the lower mould deflector.

Preferably, threaded holes are formed in the surfaces of the upper die frame, the fixed plate base plate and the fixed plate, and upper die fixing screws are matched in the threaded holes.

Preferably, a gasket is arranged at the matching position of the die handle fixing screw and the die handle.

Preferably, a lower die fixing screw is in threaded connection between the lower die frame and the lower die plate.

Preferably, pin holes are formed in the surfaces of the lower die guide plate, the lower die plate and the lower die frame, and lower die positioning pins are matched in the pin holes.

Preferably, the upper surface of the lower die guide plate is provided with a guide hole, the upper surface of the lower die plate is provided with an embossing hole, the upper surface of the lower die frame is provided with an avoiding hole, and the guide hole, the embossing hole and the avoiding hole are concentric.

Compared with the prior art, the beneficial effects of the utility model are that: the embossing process of the shaft products is carried out by using the die, so that the product quality stability is high, and the production capacity is greatly increased; in addition, the service life of the die is long, and the production cost is reduced.

Drawings

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

fig. 2 is an enlarged view of the area a in fig. 1.

In the figure: 1. feeding a mold frame; 2. fixing a plate backing plate; 3. a fixing plate; 4. fixing screws on the upper die; 5. a die shank fixing screw; 6. a die shank; 7. a punch; 8. a lower die guide plate; 9. a lower template; 10. a lower die frame; 11. a lower die fixing screw; 12. a lower die positioning pin; 13. a limiting column; 14. a limit post screw; 15. avoiding holes; 16. embossing holes; 17. a guide hole; 18. and (7) a gasket.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: an embossing die for shaft parts comprises an upper die frame 1 and a lower die frame 10, wherein a die handle 6 is arranged on the upper surface of the upper die frame 1, a die handle fixing screw 5 is connected between the die handle 6 and the upper die frame 1 in a threaded manner, a fixing plate backing plate 2 is arranged on the lower surface of the upper die frame 1, a fixing plate 3 is arranged on the lower surface of the fixing plate backing plate 2, a punch 7 is installed at the central positions of the fixing plate backing plate 2 and the fixing plate 3, the punch 7 penetrates through the fixing plate backing plate 2 and the fixing plate 3, one end of the punch 7 abuts against the die handle 6, a lower die plate 9 is arranged on the upper surface of the lower die frame 10, a lower die guide plate 8 is arranged above the lower die plate 9, a limiting column 13 is arranged between the lower die plate 9 and the lower die guide plate 8, the; in the structure, the upper die frame 1 is an upper mounting base of the whole structure, the die handle 6, the fixed plate backing plate 2 and the fixed plate 3 are directly or indirectly contacted with the upper die frame 1, and in addition, the fixed plate backing plate 2 and the fixed plate 3 are mainly used for fixing the punch 7, so that the punch 7 is kept stable in the stamping process; the lower die frame 10 is a lower mounting base of the whole structure, the lower die guide plate 8 mainly plays a role in guiding, and the lower die plate 9 is a molding area of a module.

Threaded holes are formed in the surfaces of the upper die frame 1, the fixed plate backing plate 2 and the fixed plate 3, and upper die fixing screws 4 are matched in the threaded holes; the upper die fixing screw 4 can be tightly connected with the upper die frame 1, the fixing plate backing plate 2 and the fixing plate 3.

The matching part of the die shank fixing screw 5 and the die shank 6 is provided with a gasket 18, and the gasket 18 can play a role in buffering.

A lower die fixing screw 11 is connected between the lower die frame 10 and the lower die plate 9 in a threaded manner, and the lower die fixing screw 11 can fix the lower die frame 10 and the lower die plate 9.

The surfaces of the lower die guide plate 8, the lower die plate 9 and the lower die frame 10 are provided with pin holes, lower die positioning pins 12 are matched in the pin holes, and the lower die positioning pins 12 can be tightly connected with the lower die guide plate 8, the lower die plate 9 and the lower die frame 10.

The upper surface of the lower die guide plate 8 is provided with a guide hole 17, the upper surface of the lower die plate 9 is provided with an embossing hole 16, the upper surface of the lower die frame 10 is provided with an avoiding hole 15, and the guide hole 17, the embossing hole 16 and the avoiding hole 15 are concentric, so that a workpiece can conveniently pass through.

The working principle is as follows: under operating condition, drift 7 pushes down, and the stamping workpiece gets into in the guiding hole 17 under the extrusion of drift 7, then gets into the knurling hole 16 along guiding hole 17, and drift 7 continues to push down this moment, and the stamping workpiece knurling is in the knurling hole 16, and iron fillings are extruded to between lower mould deflector 8 and lower bolster 9, and finally, the stamping workpiece accomplishes the knurling, through dodging the unloading of hole 15.

It should be noted that, a washer 18 may be added at each structural threaded connection to improve the cushioning effect.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a be used for axle type part knurling mould, includes die carrier (1) and lower die carrier (10), its characterized in that: the upper die set is characterized in that a die handle (6) is arranged on the upper surface of the upper die set (1), a die handle fixing screw (5) is connected between the die handle (6) and the upper die set (1) in a threaded manner, a fixed plate backing plate (2) is arranged on the lower surface of the upper die set (1), a fixed plate (3) is arranged on the lower surface of the fixed plate backing plate (2), a punch (7) is installed at the central positions of the fixed plate backing plate (2) and the fixed plate (3), the punch (7) penetrates through the fixed plate backing plate (2) and the fixed plate (3), one end of the punch (7) is abutted against the die handle (6), a lower die plate (9) is arranged on the upper surface of the lower die set (10), a lower die guide plate (8) is arranged above the lower die plate (9), a limiting column (13) is arranged between the lower die plate (9) and the, the lower die plate (9) is connected with the lower die guide plate (8) through a limiting column screw (14).

2. The embossing die for shaft parts as claimed in claim 1, wherein: threaded holes are formed in the surfaces of the upper die frame (1), the fixed plate base plate (2) and the fixed plate (3), and upper die fixing screws (4) are matched in the threaded holes.

3. The embossing die for shaft parts as claimed in claim 1, wherein: and a gasket (18) is arranged at the matching part of the die handle fixing screw (5) and the die handle (6).

4. The embossing die for shaft parts as claimed in claim 1, wherein: and a lower die fixing screw (11) is in threaded connection between the lower die frame (10) and the lower die plate (9).

5. The embossing die for shaft parts as claimed in claim 1, wherein: the lower die guide plate (8), the lower die plate (9) and the lower die frame (10) are all provided with pin holes, and lower die positioning pins (12) are matched in the pin holes.

6. The embossing die for shaft parts as claimed in claim 1, wherein: guiding hole (17) have been seted up to lower mould deflector (8) upper surface, lower bolster (9) upper surface is seted up and is had an embossing hole (16), dodge hole (15) have been seted up to lower die carrier (10) upper surface, guiding hole (17), embossing hole (16) and dodge hole (15) and be concentric.