CN211757968U

CN211757968U - Blanking and drawing composite die for hub cover

Info

Publication number: CN211757968U
Application number: CN202020054675.5U
Authority: CN
Inventors: 郭少毅
Original assignee: Jilin Mingwei Auto Parts Co ltd
Current assignee: Jilin Mingwei Auto Parts Co ltd
Priority date: 2020-01-12
Filing date: 2020-01-12
Publication date: 2020-10-27
Anticipated expiration: 2030-01-12

Abstract

The utility model discloses a hub cap blanking and drawing composite die, which comprises an upper die and a lower die, wherein the upper die comprises an upper die plate, a blanking male die, a drawing female die, an upper material returning core, a ring-shaped pressing device and a guide sleeve, the blanking male die and the drawing female die are fixedly arranged at the lower end of the upper die plate through screws, the upper material returning core is arranged in the blanking male die and the drawing female die, the ring-shaped pressing device and the guide sleeve are both arranged at the lower end of the upper die plate, and the ring-shaped pressing device is positioned at the outer sides of the blanking male die and the drawing female die; the lower die comprises a lower die plate, a blanking female die, a drawing male die and an elastic ejection mechanism, the blanking female die is mounted on the lower die plate through a second screw, the drawing male die and the elastic ejection mechanism are both arranged in the blanking female die, and the elastic ejection mechanism is located on the outer side of the drawing male die. The utility model discloses can make the blanking and draw and accomplish work on one set of mould, can greatly save workman working time, working strength, save the mould cover number, reduce and occupy equipment, promote work efficiency.

Description

Blanking and drawing composite die for hub cover

Technical Field

The utility model relates to the technical field of dies, more specifically say, in particular to hub cap blanking draws compound mould.

Background

Fig. 1a is the state before the hubcap is processed, fig. 1b is the state after the hubcap is drawn and blanked, at present, the product is generally processed by two sets of dies through blanking and drawing, and the problems of low production efficiency, more occupied equipment, high labor intensity of workers and no economic practicability exist. Therefore, a hub cover blanking and drawing composite die is needed to be designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hub cap blanking draws compound mould to overcome prior art's defect.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a hub cover blanking and drawing compound die comprises an upper die and a lower die, wherein the upper die comprises an upper die plate, a blanking male die, a drawing female die, an upper material returning core, a ring-shaped pressing device and a guide sleeve, the blanking male die and the drawing female die are fixedly mounted at the lower end of the upper die plate through screws, the upper material returning core is arranged in the blanking male die and the drawing female die, the ring-shaped pressing device and the guide sleeve are both arranged at the lower end of the upper die plate, and the ring-shaped pressing device is positioned on the outer sides of the blanking male die and the drawing female die; the lower die comprises a lower die plate, a blanking female die, a drawing male die and an ejection mechanism, the blanking female die is mounted on the lower die plate through a second screw, the drawing male die and the ejection mechanism are both arranged in the blanking female die, the ejection mechanism is located on the outer side of the drawing male die, the blanking female die corresponds to the blanking male die and the drawing female die, the upper blanking core corresponds to the drawing male die, and the lower die plate is further provided with a guide pillar matched with the guide sleeve.

Furthermore, the bullet ejecting mechanism includes bullet kicking block and bullet ejector pin, bullet kicking block is located the blanking die, the lower extreme and the bullet ejector pin of bullet kicking block are connected, the lower extreme and the power unit of bullet ejector pin are connected.

Compared with the prior art, the utility model has the advantages of: the utility model discloses a compound mould is drawn to wheel hub lid blanking can make the blanking and draw and accomplish work on one set of mould, and this mould structure is fit for large batch product processing, can greatly save workman working time, working strength, saves the mould cover number, reduces and occupies equipment, promotes work efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1a and 1b are prior art diagrams of a hub cap before and after machining.

Fig. 2 is the structural schematic diagram of the blanking and drawing composite die for the hub cover of the present invention.

Fig. 3 is a schematic structural diagram of an upper die in the hub cover blanking and drawing composite die of the present invention.

Fig. 4 is the structure schematic diagram of the lower die in the hub cap blanking and drawing composite die of the present invention.

Fig. 5 is a working state diagram of the hub cover blanking and drawing composite die in blanking.

Fig. 6 is a working state diagram of the hub cover blanking and drawing composite die in the time delay.

In the figure: the device comprises an upper template 1, a blanking male die and drawing female die 2, an upper material returning core 3, a ring-shaped pressing device 4, a first screw 5, a guide sleeve 6, a guide pillar 7, a lower template 8, a blanking female die 9, a drawing male die 10, an elastic ejection mechanism 11, a second screw 12, an elastic ejection block 13 and an elastic ejection rod 14.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.

Referring to fig. 2-4, the utility model provides a hub cap blanking and drawing compound die, including last mould and lower mould, the last mould includes cope match-plate pattern 1, blanking terrace die and drawing die 2, goes up material returned core 3, circle closing device 4 and guide pin bushing 6, the blanking terrace die and drawing die 2 are installed through screw fixed to the lower extreme of cope match-plate pattern 1, be equipped with material returned core 3 in blanking terrace die and drawing die 2, circle closing device 4 and guide pin bushing 6 all locate the lower extreme of cope match-plate pattern 1, and circle closing device 4 is located the outside of blanking terrace die and drawing die 2; the lower die comprises a lower die plate 8, a blanking female die 9, a drawing male die 10 and an ejection mechanism 11, the blanking female die 9 is mounted on the lower die plate 8 through a second screw 12, the drawing male die 10 and the ejection mechanism 11 are both arranged in the blanking female die 9, the ejection mechanism 11 is located on the outer side of the drawing male die 10, the blanking female die 9 corresponds to the blanking male die and the drawing female die 2, the upper material returning core 3 corresponds to the drawing male die 10, and a guide post 7 matched with the guide sleeve 6 is further arranged on the lower die plate 8.

In this embodiment, the ejection mechanism 11 includes an ejection block 13 and an ejection rod 14, the ejection block 13 is located in the blanking female die 9, the lower end of the ejection block 13 is connected to the ejection rod 14, and the lower end of the ejection rod 14 is connected to the power mechanism.

In this embodiment, the ring-shaped pressing device 4 may adopt a structure in the prior art, and is not described herein again.

The working principle of the hub cap blanking and drawing composite die is as follows: when the workpiece a is just punched, the blanking male die 2 of the upper die and the blanking female die 9 of the lower die are firstly punched, and the ejection mechanism 11 of the lower die and the ring-shaped pressing device 4 (blank holder) of the upper die simultaneously participate in the punching, as shown in fig. 5. When the punch continues to work, the drawing female die 2 of the upper die and the drawing male die 10 of the lower die participate in the work, and the production of the workpiece is completed. The utility model discloses the biggest characteristics make blanking and drawing accomplish work on one set of mould, as shown in figure 6.

The utility model discloses a mould is the combination of blanking punch-die and drawing punch-die, participates in work through the lathe air cushion, accomplishes appointed blanking. Its purpose is that the intensity of labour who solves the workman is high, and work efficiency is low, and it is many to occupy equipment, and the mould cover is many, uses blanking drawing die back, and former mould needs 2 people, two punches, and work is accomplished respectively to two sets of moulds, and uses the utility model discloses a mould can be with a punch press, and 1 people just can accomplish, and intensity of labour reduces 3-4 times, and efficiency improves more than 3 times.

Although the embodiments of the present invention have been described with reference to the accompanying drawings, various changes and modifications can be made by the owner within the scope of the appended claims, and the protection scope of the present invention should not be exceeded by the claims.

Claims

1. The utility model provides a wheel hub lid blanking drawing compound mould, includes mould and lower mould, its characterized in that: the upper die comprises an upper die plate, a blanking male die, a drawing female die, an upper material returning core, a ring-shaped pressing device and a guide sleeve, wherein the blanking male die and the drawing female die are fixedly arranged at the lower end of the upper die plate through screws; the lower die comprises a lower die plate, a blanking female die, a drawing male die and an ejection mechanism, the blanking female die is mounted on the lower die plate through a second screw, the drawing male die and the ejection mechanism are both arranged in the blanking female die, the ejection mechanism is located on the outer side of the drawing male die, the blanking female die corresponds to the blanking male die and the drawing female die, the upper blanking core corresponds to the drawing male die, and the lower die plate is further provided with a guide pillar matched with the guide sleeve.

2. The hub cover blanking and drawing composite die as claimed in claim 1, wherein: the ejection mechanism comprises an ejection block and an ejection rod, the ejection block is located in the blanking concave die, the lower end of the ejection block is connected with the ejection rod, and the lower end of the ejection rod is connected with the power mechanism.