CN212884462U

CN212884462U - Novel progressive die

Info

Publication number: CN212884462U
Application number: CN202021745683.0U
Authority: CN
Inventors: 李辉
Original assignee: Changzhou Kehua Guangtong Bearing Co ltd
Current assignee: Changzhou Kehua Guangtong Bearing Co ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-04-06
Anticipated expiration: 2030-08-20

Abstract

The utility model belongs to the technical field of the mould technique and specifically relates to a novel progressive die, including cope match-plate pattern and lower bolster, the cope match-plate pattern bottom surface is provided with the upper die base, is provided with the die holder between the lower bolster, is provided with the preformer between upper die base and the die holder, turns right from a left side and has set gradually first guide pillar, second guide pillar, third guide pillar and fourth guide pillar on the cope match-plate pattern bottom, is provided with the shaping drift between first guide pillar and the second guide pillar, is provided with the shaping die that agrees with the shaping drift on the lower bolster, be provided with the mounting groove that is used for installing the dog-ear forging die on the lower bolster, dog-ear forging die bottom is provided with the stopper, be provided with the spacing groove that agrees with the stopper on the mounting. The utility model discloses a pass through the cooperation of mounting groove and locking bolt with the dog-ear forging die and the movable fixed connection of die holder, the dog-ear forging die of the not unidimensional of quick replacement of being convenient for, work efficiency has improved greatly, has alleviateed intensity of labour.

Description

Novel progressive die

Technical Field

The utility model belongs to the technical field of the mould technique and specifically relates to a novel mould upgrades.

Background

The existing die is an integral die, die replacement needs to be integrally carried out when different bending angles of die pieces are subjected to stamping forming, obviously, certain waste is brought by the integral replacement, the replacement time is long, the labor intensity is high, the requirement of rapid production cannot be met, the die needs to be used for multiple times of press fitting and adjustment, the adjustment needs to be carried out by the experience of operators, the adjustment precision is poor, the quality of workpieces is unstable, the yield is low, and the process requirements of high precision requirement and high yield cannot be met.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior mold, the utility model provides a novel progressive mold.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a novel progressive die, includes cope match-plate pattern and lower bolster, the cope match-plate pattern bottom surface is provided with the upper die base, be provided with the die holder between the lower bolster, be provided with the preformer between upper die base and the die holder, the upper die base bottom has turned right from a left side and has set gradually first guide pillar, the second guide pillar, third guide pillar and fourth guide pillar, be provided with the shaping drift between first guide pillar and the second guide pillar, be provided with the shaping die that agrees with the shaping drift on the lower mould, be provided with the mounting groove that is used for installing the dog-ear forging die on the lower bolster, dog-ear forging die bottom is provided with the stopper, be provided with the spacing groove that agrees with the stopper on the mounting groove inner wall.

According to the utility model discloses a further include that the pre-stressed plate passes through the spring and is connected with the upper die base, and pre-stressed plate length is less than the upper die base, and the pre-stressed plate right-hand member aligns with the upper die base right end.

According to another embodiment of the present invention, the first guide pillar and the forming punch are disposed on the left side of the pre-pressing plate.

According to the utility model discloses a another embodiment, further include and be provided with the punching pin that punches a hole between third guide pillar and the fourth guide pillar.

According to the utility model discloses a further embodiment, be provided with the through-hole that is used for second guide pillar, third guide pillar, fourth guide pillar and punches a hole to punch a hole on further including the pre-pressing board.

According to the utility model discloses a further be provided with dog-ear die and pilot pin on the pre-pressing plate, the pilot pin is used for fixed material area, dog-ear die and pilot pin setting are at the third guide pillar and punch a hole between towards the needle, and the dog-ear die setting is in the pilot pin left side.

According to the utility model discloses a another embodiment, further include be provided with on the lower bolster with first guide pillar agree with first guide slot, agree with the second guide slot with the third guide pillar, agree with the blanking hole that the punching pin corresponds and agree with the fourth guide slot with the fourth guide pillar with the third guide slot.

According to the utility model discloses a further embodiment, further be provided with the buoyancy lift round pin that is used for jacking material area including the lower bolster inboard.

The utility model has the advantages that: the utility model discloses a pass through the cooperation of mounting groove and locking bolt with the dog-ear forging die and the movable fixed connection of die holder, the dog-ear forging die of the not unidimensional of quick replacement of being convenient for, work efficiency has improved greatly, has alleviateed intensity of labour, requires to reduce operating personnel's experience quality, and the product precision is high moreover, and work quality is stable, and the yield improves greatly, and the cooperation of stopper and spacing groove can increase the stability after the dog-ear forging die is fixed.

Drawings

The present invention will be further explained with reference to the drawings and examples.

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

fig. 2 is an enlarged schematic structural diagram of the utility model a.

In the drawing, the die comprises an upper die plate 1, an upper die plate 2, a lower die plate 3, an upper die holder 4, a lower die holder 5, a prepressing plate 6, a first guide pillar 7, a second guide pillar 8, a third guide pillar 9, a fourth guide pillar 10, a forming punch 11, a forming female die 12, a dog forging die 13, a mounting groove 14, a limiting block 15, a limiting groove 16, a locking bolt 17, a punching pin 18, a dog female die 19, a positioning pin 20, a first guide groove 21, a second guide groove 22, a third guide groove 23, a blanking hole 24, a fourth guide groove 25, a floating pin 26 and a material belt.

Detailed Description

Fig. 1 is a schematic structural view of the present invention, a novel progressive die, which comprises an upper die plate 1 and a lower die plate 2, an upper die holder 3 is arranged on the bottom surface of the upper die plate 1, a lower die holder 4 is arranged between the lower die plates 2, a prepressing plate 5 is arranged between the upper die holder 3 and the lower die holder 4, a first guide pillar 6, a second guide pillar 7, a third guide pillar 8 and a fourth guide pillar 9 are sequentially arranged on the bottom surface of the upper die holder 3 from left to right, a forming punch 10 is arranged between the first guide pillar 6 and the second guide pillar 7, a forming female die 11 matched with the forming punch 10 is arranged on the lower die, as shown in fig. 2, the lower die plate 2 is provided with a mounting groove 13 for mounting the dog-ear forging die 12, the bottom of the dog-ear forging die 12 is provided with a stopper 14, the inner wall of the mounting groove 13 is provided with a stopper groove 15 engaged with the stopper 14, and the lower die holder 4 is provided with a locking bolt 16 for fixing the stopper 14. The utility model discloses a with dog-ear forging die 12 through mounting groove 13 and locking bolt 16's cooperation and the movable fixed connection of die holder, the dog-ear forging die of the not unidimensional of quick replacement of being convenient for, work efficiency has improved greatly, has alleviateed intensity of labour, requires to reduce operating personnel's experience quality, and the product precision is high moreover, and work quality is stable, and the yield improves greatly, and stopper 14 and spacing groove 15's cooperation can increase the stability after dog-ear forging die 12 is fixed.

The prepressing plate 5 is connected with the upper die base 3 through a spring, the length of the prepressing plate 5 is smaller than that of the upper die base 3, and the right end of the prepressing plate 5 is aligned with the right end of the upper die base 3.

The first guide post 6 and the forming punch 10 are arranged on the left side of the prepressing plate 5, and a punching pin 17 is arranged between the third guide post 8 and the fourth guide post 9.

The prepressing plate 5 is provided with through holes for a second guide post 7, a third guide post 8, a fourth guide post 9 and a punching needle 17, the prepressing plate 5 is provided with a bevel die 18 and a positioning needle 19, the positioning needle 19 is used for fixing a material belt 26, the bevel die 18 and the positioning needle 19 are arranged between the third guide post 8 and the punching needle 17, and the bevel die 18 is arranged on the left side of the positioning needle 19.

The lower template 2 is provided with a first guide groove 20 matched with the first guide post 6, a second guide groove 21 matched with the second guide post 7, a third guide groove 22 matched with the third guide post 8, a blanking hole 23 corresponding to the punching pin 17 and a fourth guide groove 24 matched with the fourth guide post 9, and the inner side of the lower template 2 is provided with a floating pin 25 for jacking a material belt 26.

The working principle is as follows: the progressive die comprises a punching die, a bending die and a blanking die which are integrally formed. During operation, the material belt 26 is fed into the die through the feeding machine, the front, the back, the left and the right positions of the material belt 26 are positioned through the positioning needles 17 of the die, the material belt is floated by the buoyancy lifting pins 25 after the punch presses down, and the sensor senses that the private clothes feeding machine forwards transfers one step of material belt to operate in a circulating mode.

When the height difference of the product size is not large, the product can reach the optimal size by adjusting the stroke fine adjustment of the punch press. When the size of the bevel of the workpiece product is greatly different, the height requirement of the product can be met by replacing the die bevel forging die 12. The forming female die 11 and the forming punch 10 are fixed in a movable connection mode, and when the arc difference of the product is relatively large, the arc size requirement of the product can be met by replacing the forming female die 11 and the forming punch 10.

The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. A novel progressive die is characterized by comprising an upper die plate (1) and a lower die plate (2), wherein an upper die base (3) is arranged on the bottom surface of the upper die plate (1), a lower die base (4) is arranged between the lower die plates (2), a pre-pressing plate (5) is arranged between the upper die base (3) and the lower die base (4), a first guide pillar (6), a second guide pillar (7), a third guide pillar (8) and a fourth guide pillar (9) are sequentially arranged on the bottom surface of the upper die base (3) from left to right, a forming punch head (10) is arranged between the first guide pillar (6) and the second guide pillar (7), a forming female die (11) matched with the forming punch head (10) is arranged on the lower die plate (2), an installation groove (13) used for installing a bevel forging die (12) is arranged on the lower die (12), a limiting block (14) is arranged at the bottom of the bevel forging die (12), a limiting groove (15) matched with the limiting block (, the lower die holder (4) is provided with a locking bolt (16) for fixing the limiting block (14).

2. A new type of progressive die according to claim 1, characterised in that said pre-press plate (5) is connected to the upper die holder (3) by means of springs, the pre-press plate (5) being shorter than the upper die holder (3), the right end of the pre-press plate (5) being aligned with the right end of the upper die holder (3).

3. A new type of progressive die, as in claim 1, characterized by the fact that said first guide pillar (6) and forming punch (10) are arranged on the left side of the pre-press plate (5).

4. A new type of progressive die as claimed in claim 1 wherein a punch pin (17) is provided between the third guide post (8) and the fourth guide post (9).

5. A new type of progressive die according to claim 1, characterised in that the pre-press plate (5) is provided with through holes for the second guide post (7), the third guide post (8), the fourth guide post (9) and the punching pins (17).

6. The novel progressive die as claimed in claim 1, wherein the prepressing plate (5) is provided with a dog-ear die (18) and a positioning pin (19), the positioning pin (19) is used for fixing the material belt (26), the dog-ear die (18) and the positioning pin (19) are arranged between the third guide pillar (8) and the punching pin (17), and the dog-ear die (18) is arranged on the left side of the positioning pin (19).

7. A new type of progressive die as claimed in claim 1, characterised in that the lower die plate (2) is provided with a first guide groove (20) for the first guide post (6), a second guide groove (21) for the second guide post (7), a third guide groove (22) for the third guide post (8), a blanking hole (23) corresponding to the punching pin (17) and a fourth guide groove (24) for the fourth guide post (9).

8. A new type of progressive die as claimed in claim 1 wherein the lower die plate (2) is provided with lift pins (25) on the inside for lifting the strip (26).