CN211637988U

CN211637988U - Stamping die capable of realizing linkage stripping

Info

Publication number: CN211637988U
Application number: CN201922207379.4U
Authority: CN
Inventors: 陈运志
Original assignee: Dongguan City Ruicheng Precision Mold Co ltd
Current assignee: Dongguan City Ruicheng Precision Mold Co ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-10-09
Anticipated expiration: 2029-12-10

Abstract

The utility model provides a linkage stripping stamping die, which comprises an upper backing plate, an upper die, a lower die and a lower backing plate which are arranged in sequence from top to bottom, wherein a convex module is integrally formed at the bottom of the upper die, and a concave die groove is arranged at the top of the lower die; a stripping driving channel is arranged in the upper die, and a linkage stripping mechanism is arranged in the stripping driving channel; the stripping driving channel comprises a first guide hole, a second guide hole and a gear abdicating cavity which are communicated, the first guide hole penetrates through the bottom surface of the convex module, and the second guide hole penetrates through the bottom surface of the upper die; the linkage stripping mechanism comprises a stripping rack, a driving rack, a first gear and a second gear, the bottom of the driving rack is fixedly connected with the lower die, the stripping rack is meshed with the first gear, the first gear is meshed with the second gear, and the second gear is meshed with the driving rack. The utility model discloses during the die sinking, the interlock is taken off material mechanism and can be followed the die sinking action and realize ejecting to shaping panel, need not to carry out the extra material operation of taking off.

Description

Stamping die capable of realizing linkage stripping

Technical Field

The utility model relates to a stamping die specifically discloses a stamping die of material is taken off in interlock.

Background

The stamping die is a common process device for processing metal or nonmetal into parts or semi-finished products, the stamping is a processing method for applying pressure to materials by using a die arranged on a press machine to separate or plastically deform the materials so as to obtain required parts, and the stamping die is essential process equipment for stamping production.

The stamping die in the prior art is mainly used for processing plate-shaped materials, the plates are shaped or punched in a stamping mode, the formed plates are easily clamped in protruding structures such as a male die, the formed plates need to be taken down in a manual mode, in view of the formed shapes, the plates can be taken off by means of tools, operation is complex, and processing efficiency is low.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a stamping die capable of interlocking stripping, which aims at the problems in the prior art, when the die is opened after stamping is completed, the interlocking stripping mechanism can realize ejection of a formed plate along with the die opening action, and the processing efficiency is high.

In order to solve the prior art problem, the utility model discloses a stamping die for linkage stripping, which comprises an upper padding plate, an upper die, a lower die and a lower padding plate which are arranged in sequence from top to bottom, wherein a guide component is connected between the upper padding plate and the lower padding plate, a convex die block is integrally formed at the bottom of the upper die, and a concave die groove matched with the convex die block is arranged at the top of the lower die;

a stripping driving channel is arranged in the upper die, and a linkage stripping mechanism is arranged in the stripping driving channel;

the stripping driving channel comprises a first guide hole, a second guide hole and a gear abdicating cavity which are communicated, the first guide hole and the second guide hole are respectively connected to two sides of the gear abdicating cavity, the first guide hole penetrates through the bottom surface of the convex module, and the second guide hole penetrates through the bottom surface of the upper die;

the linkage stripping mechanism comprises a stripping rack, a driving rack, a first gear and a second gear, the stripping rack is slidably connected in the first guide hole, the driving rack is slidably connected in the second guide hole, the first gear and the second gear are rotatably connected in the gear abdicating cavity, the bottom of the driving rack is fixedly connected with the lower die, the stripping rack is meshed with the first gear, the first gear is meshed with the second gear, and the second gear is meshed with the driving rack.

Further, the guide assembly comprises a guide pillar and a guide sleeve which are connected in a sliding mode.

Furthermore, a spring is sleeved outside the guide post.

Furthermore, the material removing driving channels and the linkage material removing mechanisms are respectively provided with two material removing driving channels, the two material removing driving channels are positioned on two sides of the center of the upper die, and the two linkage material removing mechanisms are respectively positioned in the two material removing driving channels.

Furthermore, a buffer layer is arranged at the bottom of the stripping rack.

Furthermore, the first gear is coaxially connected with a third gear, the first gear is connected with the stripping rack through the third gear, the radius of the third gear is R, the radius of the second gear is R, and R is larger than R.

The utility model has the advantages that: the utility model discloses a stamping die of material is taken off in interlock is provided with special interlock and takes off material mechanism, and when the back die sinking was accomplished in the punching press, the interlock was taken off material mechanism and can be followed the die sinking action and realize ejecting to shaping panel, need not to carry out the extra material operation of taking off, and machining efficiency is high, and in stamping process, the interlock was taken off the ejecting portion of material mechanism and can effectively accomodate and take off material drive channel, avoids influencing stamping processing because of the protrusion in convex mould piece.

Drawings

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

Fig. 2 is a schematic structural diagram of the die assembly punching press of the present invention.

Fig. 3 is the schematic structural diagram of the utility model during die sinking after stamping.

The reference signs are: the device comprises an upper padding plate 10, an upper die 11, a convex die block 12, a lower padding plate 20, a lower die 21, a concave die groove 22, a guide assembly 30, a guide post 31, a guide sleeve 32, a spring 33, a stripping driving channel 40, a first guide hole 41, a second guide hole 42, a gear abdicating cavity 43, a linkage stripping mechanism 50, a stripping rack 51, a buffer layer 511, a driving rack 52, a first gear 53, a second gear 54, a third gear 55 and a plate 60.

Detailed Description

For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.

Refer to fig. 1 to 3.

The embodiment of the utility model discloses a stamping die of material is taken off in interlock, include from last upper padding plate 10, upper die 11, lower mould 21 and the lower bolster 20 that sets gradually down, be connected with direction subassembly 30 between upper padding plate 10 and the lower bolster 20, direction subassembly 30 can effectively improve the stability of die sinking compound die action, the bottom integrated into one piece of upper die 11 has convex mould piece 12, the top of lower mould 21 is equipped with the die groove 22 that matches with convex mould piece 12;

a stripping driving channel 40 is arranged in the upper die 11, and a linkage stripping mechanism 50 is arranged in the stripping driving channel 40;

the stripping driving channel 40 comprises a first guide hole 41, a second guide hole 42 and a gear abdicating cavity 43 which are communicated, the first guide hole 41 and the second guide hole 42 are respectively connected to two sides of the gear abdicating cavity 43, the first guide hole 41 penetrates through the bottom surface of the convex die block 12, and the second guide hole 42 penetrates through the bottom surface of the upper die 11;

the linkage stripping mechanism 50 comprises a stripping rack 51, a driving rack 52, a first gear 53 and a second gear 54, wherein the stripping rack 51 is in liftable sliding connection in the first guide hole 41, the driving rack 52 is in liftable sliding connection in the second guide hole 42, the first gear 53 and the second gear 54 are rotatably connected in the gear abdicating cavity 43, the bottom of the driving rack 52 is fixedly connected with the lower die 21, the stripping rack 51 is in meshed connection with the first gear 53, the first gear 53 is in meshed connection with the second gear 54, and the second gear 54 is in meshed connection with the driving rack 52.

When the die is closed and stamped, the upper die 11 of the press machine moves downwards close to the lower die 21, the rack 52 is driven to ascend relative to the second gear 54, the second gear 54 drives the stripping rack 51 to ascend through the first gear 53 until the stripping rack is completely collected into the first guide hole 41, the stamping processing cannot be influenced, and the male die block 12 presses the plate 60 to be processed into the female die groove 22 to obtain a required stamping shape; when the mold is opened and the material is removed, the press drives the upper mold 11 to move upwards away from the lower mold 21, the driving rack 52 descends relative to the second gear 54, the second gear 54 drives the material removing rack 51 to descend along the first guide hole 41 through the first gear 53, the material removing rack 51 descending and protruding out of the bottom of the convex module 12 can effectively eject the formed plate 60 attached to the convex module 12 through clamping, so that the coherent and convenient material removal is completed, the additional material removing operation is not needed, and the processing efficiency is high.

In this embodiment, the guiding assembly 30 includes a guiding post 31 and a guiding sleeve 32, which are slidably connected, that is, the guiding post 31 is sleeved in the guiding sleeve 32, the guiding post 31 can slide linearly relative to the guiding sleeve 32, the guiding sleeve 32 is fixed to the lower cushion plate 20 when the guiding post 31 is fixed to the upper cushion plate 10, and the guiding sleeve 32 is fixed to the upper cushion plate 10 when the guiding post 31 is fixed to the lower cushion plate 20.

Based on the above embodiment, the spring 33 is sleeved outside the guide post 31, so that the reset effect of the mold opening and closing action can be effectively improved through the spring 33, and the stability of the mold opening and closing action can be effectively improved.

In this embodiment, the material removing driving channel 40 and the linkage material removing mechanism 50 are both provided with two, the two material removing driving channels 40 are located at two sides of the center of the upper die 11, the two linkage material removing mechanisms 50 are respectively located in the two material removing driving channels 40, and the ejection structures are arranged at two sides of the convex module 12, so that the stability of ejection action can be effectively improved, and the formed plate 60 is prevented from being pushed to deform to affect a finished product.

In this embodiment, the bottom of the stripping rack 51 is provided with a buffer layer 511, preferably, the buffer layer 511 is a rubber layer, and the buffer layer 511 replaces the stripping rack 51 to directly contact with the plate 60, so that the plate 60 can be effectively prevented from being scratched to affect the quality.

In this embodiment, the first gear 53 is coaxially connected with a third gear 55, the first gear 53 is connected with the stripping rack 51 through the third gear 55, the third gear 55 is meshed with the stripping rack 51, the radius of the third gear 55 is R, the radius of the second gear 54 is R, R > R, the second gear 54 with a small radius drives the third gear 55 with a large radius to move through the first gear 53, the moving speed of the stripping rack 51 can be effectively reduced, the stripping rack 51 is prevented from being rapidly moved to impact the plate 60 to cause deformation of the plate, and meanwhile, the stability of the stripping ejection action can be effectively improved.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A stamping die capable of realizing linkage stripping comprises an upper backing plate (10), an upper die (11), a lower die (21) and a lower backing plate (20) which are sequentially arranged from top to bottom, wherein a guide assembly (30) is connected between the upper backing plate (10) and the lower backing plate (20), the stamping die is characterized in that a convex module (12) is integrally formed at the bottom of the upper die (11), and a concave die groove (22) matched with the convex module (12) is formed at the top of the lower die (21);

a stripping driving channel (40) is arranged in the upper die (11), and a linkage stripping mechanism (50) is arranged in the stripping driving channel (40);

the stripping driving channel (40) comprises a first guide hole (41), a second guide hole (42) and a gear abdicating cavity (43), the first guide hole (41) and the second guide hole (42) are respectively connected to two sides of the gear abdicating cavity (43), the first guide hole (41) penetrates through the bottom surface of the convex module (12), and the second guide hole (42) penetrates through the bottom surface of the upper die (11);

the linkage stripping mechanism (50) comprises a stripping rack (51), a driving rack (52), a first gear (53) and a second gear (54), the stripping rack (51) is connected in the first guide hole (41) in a sliding mode, the driving rack (52) is connected in the second guide hole (42) in a sliding mode, the first gear (53) and the second gear (54) are connected in the gear abdicating cavity (43) in a rotating mode, the bottom of the driving rack (52) is fixedly connected with the lower die (21), the stripping rack (51) is connected with the first gear (53) in a meshing mode, the first gear (53) is connected with the second gear (54) in a meshing mode, and the second gear (54) is connected with the driving rack (52) in a meshing mode.

2. The stamping die for the interlocked stripping of claim 1, wherein the guide assembly (30) comprises a guide post (31) and a guide sleeve (32) which are connected in a sliding manner.

3. The stamping die for the interlocked stripping of claim 2, characterized in that a spring (33) is sleeved outside the guide post (31).

4. The stamping die for the interlocked stripping of claim 1, wherein there are two stripping driving channels (40) and two interlocked stripping mechanisms (50), the two stripping driving channels (40) are located at two sides of the center of the upper die (11), and the two interlocked stripping mechanisms (50) are respectively located in the two stripping driving channels (40).

5. The stamping die for the interlocked stripping of the claim 1 or 4, characterized in that the bottom of the stripping rack (51) is provided with a buffer layer (511).

6. The stamping die for the linkage stripping of the claim 1, characterized in that the first gear (53) is coaxially connected with a third gear (55), the first gear (53) is connected with the stripping rack (51) through the third gear (55), the radius of the third gear (55) is R, and the radius of the second gear (54) is R, R > R.