CN216801456U - Automatic ejecting device of stamping die - Google Patents

Abstract

The utility model discloses an automatic ejection device of a stamping die, which relates to the technical field of stamping dies and comprises a stamping machine, wherein an upper die and a lower die table which are matched with each other are arranged on the stamping machine, an ejection assembly is arranged in the lower die table, and a clamping assembly is also arranged on the stamping machine and is used for clamping stamping raw materials. Thereby realizing rapid material returning.

Description

Automatic ejecting device of stamping die

Technical Field

The utility model relates to the technical field of stamping dies, in particular to an automatic ejection device for a stamping die.

Background

The stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping, and is called cold stamping die (commonly called cold stamping die). Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation of the material, thereby obtaining a desired part.

In the prior art, a conventional stamping die lacks an ejection mechanism, so that a formed part is easy to stay in a die cavity after stamping is completed, the formed part is not convenient to take out, the stamping efficiency is seriously delayed, and meanwhile, a flexible clamping mechanism is lacked in the face of stamping parts of different sizes, so that accidental deviation of the stamping parts in the stamping process is avoided, and therefore, the automatic ejection device of the stamping die meets the stamping requirement.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automatic ejection device of a stamping die, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an automatic ejecting device of punching press mould, includes the punching machine, install the last mould and the lower mould platform of looks adaptation on the punching machine, set up T shape spout on the lower mould platform, just the top of lower mould platform set up with the punching press hole that T shape spout is linked together, still be equipped with ejecting subassembly in the lower mould platform, ejecting subassembly with the position looks adaptation in punching press hole, just ejecting subassembly is used for the punching press to finish the back initiative ejecting formed part, still be equipped with clamping component on the punching machine, clamping component is used for pressing from both sides tight punching press raw materials.

Preferably, the ejection assembly comprises a fixed cylinder and a lifting column, two limiting plates corresponding to the positions are fixedly connected to the inner wall of the bottom side of the punching hole, a cylindrical groove is formed in the inner wall of the bottom side of the T-shaped sliding groove, the fixed cylinder is fixedly sleeved in the cylindrical groove, the lifting column is slidably sleeved in the fixed cylinder, the bottom end of the lifting column extends into the fixed cylinder, and the top end of the lifting column extends to the outer side of the top side of the fixed cylinder and is located above the limiting plates.

Preferably, the ejection assembly further comprises an elastic assembly, the elastic assembly comprises an ejection cap and an ejection spring, the top end of the lifting column is fixedly connected with the ejection cap, the diameter of the ejection cap is larger than the distance between the adjacent surfaces of the two limiting plates, the ejection spring is sleeved on the lifting column, and two ends of the ejection spring are respectively and fixedly connected to the ejection cap and the inner wall of the bottom side of the T-shaped sliding groove.

Preferably, clamping component contains clamping bolt and arc clamp splice, the top fixed mounting of lower mould platform has two fixed blocks that the position is corresponding, two all seted up the perforation on the fixed block, two equal slip has cup jointed the looks adaptation in the perforation clamping bolt, two the both ends of clamping bolt all run through the correspondence the perforation extends to the correspondence respectively outside the fenestrate one side, two the both ends of clamping bolt fixedly connected with draw set respectively with the arc clamp splice.

Preferably, the clamping assembly further comprises a clamping spring and an arc-shaped groove, the clamping bolt is sleeved with the clamping spring, two ends of the clamping spring are respectively and fixedly connected to the corresponding fixed block and the pull disc, and the arc-shaped groove is formed in one side, close to the arc-shaped clamping block, of the two arc-shaped clamping blocks.

The utility model has the technical effects and advantages that:

1. the stamping device is reasonable in structure, in the stamping process, the upper die is in contact with the stamping part and continuously extrudes the stamping part, so that the stamping part is in contact with the top cap, the stamping part continuously extrudes the top cap downwards during continuous stamping, so that the ejection spring is elastically deformed, after the top cap is in contact with the two limiting plates, the top cap stops moving downwards under the limiting action of the two limiting plates, after the stamping is finished, the ejection spring gradually recovers to the original state in the upward moving process of the upper die, and then the top end of the ejection spring drives the top cap to eject a formed part on the top cap, so that quick material return is realized;

2. according to the utility model, when stamping operation is required, the pull disc is pulled to one side to enable the two arc-shaped clamping blocks to be away from each other, stamping raw materials are placed at the central position on the lower die table, the raw materials are aligned to the two arc-shaped grooves, the two pull discs are loosened, the pull discs are driven to pull the clamping bolts to slide under the action of the clamping springs, and then the processing raw materials with different sizes are clamped through the two arc-shaped clamping blocks and the arc-shaped grooves.

Drawings

FIG. 1 is a schematic perspective view of a first perspective of a stamping press according to the present invention;

FIG. 2 is a schematic side view of the press of the present invention;

FIG. 3 is a schematic view of a second perspective of the punch press of the present invention;

fig. 4 is a schematic perspective view of the ejection assembly and the clamping assembly according to the present invention.

In the figure: 1. a punch press; 2. an upper die; 3. a lower die table; 4. a T-shaped chute; 5. punching a hole; 6. a limiting plate; 7. a cylindrical groove; 8. a fixed cylinder; 9. a lifting column; 10. a top cap; 11. ejecting a spring; 12. a fixed block; 13. clamping the bolt; 14. pulling the disc; 15. an arc-shaped clamping block; 16. a clamping spring; 17. an arc-shaped groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides an automatic ejection device of a stamping die as shown in figures 1-4, which comprises a stamping machine 1, wherein an upper die 2 and a lower die table 3 which are matched with each other are arranged on the stamping machine 1, a T-shaped chute 4 is arranged on the lower die table 3, a stamping hole 5 communicated with the T-shaped chute 4 is arranged at the top of the lower die table 3, an ejection assembly is also arranged in the lower die table 3, the ejection assembly is matched with the stamping hole 5 in position and is used for actively ejecting a formed part after stamping is finished, and a clamping assembly is also arranged on the stamping machine 1 and is used for clamping a stamping raw material.

Further, in the above scheme, the ejection assembly includes a fixed cylinder 8 and a lifting column 9, two position-corresponding limiting plates 6 are fixedly connected to the inner wall of the bottom side of the stamping hole 5, a cylindrical groove 7 is formed in the inner wall of the bottom side of the T-shaped chute 4, the fixed cylinder 8 is fixedly sleeved in the cylindrical groove 7, the lifting column 9 is slidably sleeved in the fixed cylinder 8, the bottom end of the lifting column 9 extends into the fixed cylinder 8, the top end of the lifting column 9 extends out of the top side of the fixed cylinder 8 and is located above the limiting plates 6, and by setting the ejection assembly, after the stamping is completed, the formed part can be ejected out of the die cavity conveniently and timely.

Further, in the above scheme, the ejection assembly further comprises an elastic assembly, the elastic assembly comprises an ejection cap 10 and an ejection spring 11, the top end of the lifting column 9 is fixedly connected with the ejection cap 10, the diameter of the ejection cap 10 is larger than the distance between the adjacent surfaces of the two limiting plates 6, the ejection spring 11 is sleeved on the lifting column 9, two ends of the ejection spring 11 are respectively and fixedly connected to the top cap 10 and the inner wall of the bottom side of the T-shaped sliding groove 4, and the timeliness of the ejection assembly is ensured by the arrangement of the elastic assembly.

Further, in above-mentioned scheme, clamping unit contains clamping bolt 13 and arc clamp splice 15, the top fixed mounting of lower mould platform 3 has two fixed blocks 12 that the position is corresponding, the perforation has all been seted up on two fixed blocks 12, the clamping bolt 13 of looks adaptation has been cup jointed all to slide in two perforations, two both ends that clamp bolt 13 all run through corresponding perforation and extend to corresponding fenestrate one side respectively outside, two both ends that clamp bolt 13 fixedly connected with drawing disk 14 and arc clamp splice 15 respectively, through setting up clamping unit, be convenient for press from both sides tight processing to not unidimensional raw materials.

Further, in above-mentioned scheme, clamping unit still includes clamping spring 16 and arc wall 17, has all cup jointed clamping spring 16 on two clamping bolt 13, and two clamping spring 16's both ends difference fixed connection is on fixed block 12 and the drawing disk 14 that corresponds, and two arc clamp splice 15 one sides that are close to each other have all seted up arc wall 17, through setting up arc wall 17, with punching press raw materials looks adaptation, take place to slide when avoiding pressing from both sides tightly.

This practical theory of operation: when stamping operation is required, the pull disc 14 is pulled to one side, so that the two arc-shaped clamping blocks 15 are far away from each other, stamping raw materials are placed at the central position on the lower die table 3, the raw materials are aligned to the two arc-shaped grooves 17, the two pull discs 14 are loosened, the pull disc 14 is driven to pull the clamping bolt 13 to slide under the action of the clamping spring 16, and then the processing raw materials with different sizes are clamped through the two arc-shaped clamping blocks 15 and the arc-shaped grooves 17;

in the stamping process, go up mould 2 and stamping workpiece and contact and continuously extrude the stamping workpiece, and then make the stamping workpiece and the contact of hood 10, during continuous punching press, the stamping workpiece lasts downward extrusion hood 10, then make ejecting spring 11 take place elastic deformation, after hood 10 and two limiting plate 6 contact, under the limiting displacement of two limiting plate 6, make hood 10 stop down to remove, after the punching press is accomplished, go up the in-process of mould 2 rebound, ejecting spring 11 resumes to former state gradually, then ejecting spring 11's top drives hood 10 ejecting with the fashioned formed part on hood 10 ejecting, thereby realize quick material returned.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims (5)

1. The utility model provides an automatic ejecting device of press die, includes punching machine (1), install mould (2) and lower die stage (3) of looks adaptation on punching machine (1), its characterized in that: the stamping die is characterized in that a T-shaped sliding groove (4) is formed in the lower die table (3), a stamping hole (5) communicated with the T-shaped sliding groove (4) is formed in the top of the lower die table (3), an ejection assembly is further arranged in the lower die table (3), the ejection assembly is matched with the stamping hole (5) in position and is used for actively ejecting a formed part after stamping is finished, and a clamping assembly is further arranged on the stamping machine (1) and is used for clamping stamping raw materials.

2. The automatic ejection device of a stamping die as claimed in claim 1, wherein: the ejection assembly comprises a fixed cylinder (8) and a lifting column (9), two limiting plates (6) corresponding to the positions are fixedly connected to the inner wall of the bottom side of the punching hole (5), a cylindrical groove (7) is formed in the inner wall of the bottom side of the T-shaped sliding groove (4), the fixed cylinder (8) is fixedly sleeved in the cylindrical groove (7), the lifting column (9) is sleeved in the fixed cylinder (8) in a sliding mode, the bottom end of the lifting column (9) extends to the inside of the fixed cylinder (8), and the top end of the lifting column (9) extends to the outside of the top side of the fixed cylinder (8) and is located above the limiting plates (6).

3. The automatic ejection device of a punching die according to claim 2, wherein: the ejection assembly further comprises an elastic assembly, the elastic assembly comprises an ejection cap (10) and ejection springs (11), the top end of the lifting column (9) is fixedly connected with the ejection cap (10), the diameter of the ejection cap (10) is larger than the distance between the adjacent surfaces of the limiting plates (6), the ejection springs (11) are sleeved on the lifting column (9), and the two ends of each ejection spring (11) are respectively and fixedly connected to the ejection cap (10) and the inner wall of the bottom side of the T-shaped sliding groove (4).

4. The automatic ejection device of a stamping die as claimed in claim 1, wherein: clamping assembly contains clamping bolt (13) and arc clamp splice (15), the top fixed mounting of lower mould platform (3) has two fixed block (12) that the position is corresponding, two all seted up the perforation on fixed block (12), two equal slip has cup jointed the looks adaptation in the perforation clamping bolt (13), two the both ends of clamping bolt (13) all run through the correspondence the perforation extends to respectively to correspond outside the fenestrate one side, two the both ends difference fixedly connected with drawing disc (14) of clamping bolt (13) with arc clamp splice (15).

5. The automatic ejection device of a punching die according to claim 4, wherein: the clamping assembly further comprises a clamping spring (16) and an arc-shaped groove (17), the clamping bolt (13) is sleeved with the clamping spring (16), the two ends of the clamping spring (16) are respectively and fixedly connected to the corresponding fixed block (12) and the pull disc (14), and the arc-shaped groove (17) is formed in one side, close to the arc-shaped clamping block (15), of the arc-shaped clamping block.

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