CN216679910U

CN216679910U - Based on numerical control machine tool is with anticreep mould stamping die

Info

Publication number: CN216679910U
Application number: CN202122845734.8U
Authority: CN
Inventors: 沈立秋
Original assignee: Jilin Xinde Mould Co ltd
Current assignee: Jilin Xinde Mould Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-06-07
Anticipated expiration: 2031-11-19

Abstract

The utility model discloses an anti-demoulding stamping die based on a numerical control machine, and particularly relates to the field of numerical control machines, which comprises a processing table, wherein a die cavity is arranged at the top of the processing table, a workpiece is arranged at the top of the die cavity, transverse clamping mechanisms are arranged at positions, located at two sides of the workpiece, of the top of the processing table, two outer side walls of the top of the processing table are connected with a fixing frame, a top plate is connected at a position, located above the processing table, of the top of the fixing frame, a telescopic hydraulic cylinder is installed at the center of the top plate, the output end of the telescopic hydraulic cylinder is located below the top plate and is connected with a stamping plate, and vertical pressing mechanisms are arranged at the bottoms of two ends of the stamping plate. The utility model can be suitable for placing and clamping workpieces to be punched in different sizes, has wide application range, does not need manual operation for clamping, can prevent the workpiece from demoulding caused by position deviation caused by impact of a punching plate in the punching process, and has good stability.

Description

Based on numerical control machine tool is with anticreep mould stamping die

Technical Field

The utility model relates to the field of numerical control machine tools, in particular to an anti-stripping stamping die based on a numerical control machine tool.

Background

The numerical control machine tool is a digital control machine tool for short, is an automatic machine tool provided with a program control system, well solves the problem of machining of complex, precise, small-batch and various parts, is a flexible and high-efficiency automatic machine tool, represents the development direction of modern machine tool control technology, and is a typical mechanical and electrical integration product.

When the existing numerical control machine tool is used for stamping operation, a workpiece to be stamped cannot be positioned and clamped effectively, and the workpiece is prone to being subjected to demoulding caused by position deviation due to impact of a stamping plate in the stamping process.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above defects in the prior art, embodiments of the present invention provide an anti-die-release stamping die for a numerically controlled machine tool, which is capable of adapting to workpieces to be stamped of different sizes for placing and clamping, has a wide application range, is simple to place and operate, does not need manual clamping operation, is capable of preventing a workpiece from being demoulded due to position deviation caused by impact of a stamping plate in a stamping process, and has good stability, so as to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: an anti-demoulding stamping die based on a numerical control machine tool comprises a processing table, wherein a die cavity is arranged at the top of the processing table, a workpiece is arranged at the top of the die cavity, transverse clamping mechanisms are arranged at the positions, located at the two sides of the workpiece, at the top end of the processing table, a control switch is arranged on the outer wall of the bottom of the processing table, and the two outer side walls at the top of the processing table are both connected with a fixed frame, the top end of the fixed frame is connected with a top plate at the position above the processing table, the center of the top plate is provided with a telescopic hydraulic cylinder, the output end of the telescopic hydraulic cylinder is vertically arranged downwards, and the output of telescopic pneumatic cylinder is located the below of roof and is connected with the punching press board, two outer walls in the top of punching press board all are provided with the spacing ring, and the inboard of two spacing rings all is provided with spacing post, the both ends bottom of punching press board all is provided with vertical hold-down mechanism.

In a preferred embodiment, the transverse clamping mechanism comprises two fixed blocks fixedly connected to the tops of two ends of the processing table, movable clamping plates are arranged on the inner sides of the two fixed blocks above the processing table, a plurality of first springs are connected between the movable clamping plates and the inner side walls of the fixed blocks, and two outer turning plates are symmetrically connected to the positions, located at the front side of the processing table, of the end portions of the two movable clamping plates.

In a preferred embodiment, the bottom of the fixed block is connected with the top end of the processing table by welding, the two ends of the first spring are connected with the inner side wall of the fixed block and the outer side wall of the movable clamping plate by welding, and the outer turning plate and the movable clamping plate are of an integrated bending and processing structure.

In a preferred embodiment, the bottom of the movable clamping plate is provided with a fixture block, and the top of the processing table is provided with a sliding groove in the horizontal direction corresponding to the outside of the fixture block.

In a preferred embodiment, the top end of the limiting column is welded or fixedly connected with the bottom of the top plate through a bolt, and the cross section outer diameter of the limiting column is smaller than the cross section inner diameter of the limiting ring.

In a preferred embodiment, the vertical pressing mechanism comprises a positioning pressing rod arranged at the bottom of the stamping plate, the top end of the positioning pressing rod is connected with a movable block inside the stamping plate, a movable cavity is arranged in the stamping plate along the vertical direction corresponding to the outside of the movable block, and a second spring is arranged between the top end of the movable block and the inner wall of the movable cavity.

In a preferred embodiment, the cross section inner diameter of the movable cavity is larger than the cross section outer diameter of the positioning compression rod, and the top end of the positioning compression rod is welded and fixed with the bottom of the movable block.

The utility model has the beneficial effects that:

1. the workpiece is placed in the horizontal direction through the transverse clamping mechanism, the movable clamping plates on the two sides are driven to move outwards and compress the first springs, and after the workpiece is placed, the two movable clamping plates clamp the workpiece in the horizontal direction under the action of the first springs on the two sides;

2. through setting up vertical hold-down mechanism, the punching press board is stabilized under telescopic hydraulic cylinder's effect and is gone up and down, at punching press board decline in-process, the last location depression bar of vertical hold-down mechanism at first contacts with the top of work piece, and compress the inside in second spring retraction activity chamber gradually, accomplish the punching press to the work piece until the punching press board, at this in-process, the work piece can not lead to the drawing of patterns phenomenon because of the impact of punching press board causes the offset, the punching press is accomplished the back, in-process when the punching press board rises, the location depression bar stretches out from the inside in activity chamber gradually under the effect of second spring, and support the top at the work piece all the time, make the work piece can continue to receive the ascending effort of vertical side, accomplish to reset until the punching press board.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic diagram of the raised stamped plate of the present invention.

Fig. 3 is a schematic view of the installation structure of the lateral chucking mechanism in the present invention.

Fig. 4 is a schematic view of an installation structure of the vertical pressing mechanism in the present invention.

The reference signs are: 1. a processing table; 2. a mold cavity; 3. a workpiece; 4. a fixed block; 5. a movable splint; 6. a first spring; 7. an outer turning plate; 8. a control switch; 9. a fixed mount; 10. a top plate; 11. a telescopic hydraulic cylinder; 12. stamping the plate; 13. a limiting ring; 14. a limiting post; 15. positioning the compression bar; 16. a movable block; 17. a movable cavity; 18. a second spring; 51. a clamping block; 52. a chute.

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.

As shown in the attached figures 1-4, the anti-stripping stamping die for the numerical control machine tool comprises a processing table 1, a die cavity 2 is arranged at the top of the processing table 1, a workpiece 3 is arranged at the top of the die cavity 2, transverse clamping mechanisms are arranged at positions, located at two sides of the workpiece 3, of the top end of the processing table 1, a control switch 8 is arranged on the outer wall of the bottom of the processing table 1, fixing frames 9 are connected to two outer side walls of the top of the processing table 1, a top plate 10 is connected to the top end of the fixing frame 9, a telescopic hydraulic cylinder 11 is installed at the center of the top plate 10, the output end of the telescopic hydraulic cylinder 11 is vertically arranged downwards, the output end of the telescopic hydraulic cylinder 11 is located below the top plate 10 and is connected with a stamping plate 12, limiting rings 13 are arranged on two outer walls of the top of the stamping plate 12, and limiting columns 14 are arranged on the inner sides of the two limiting rings 13, the bottoms of the two ends of the stamping plate 12 are provided with vertical pressing mechanisms.

As shown in the attached drawings 1-3, the transverse clamping mechanism comprises two fixed blocks 4 fixedly connected to the tops of the two ends of the processing table 1, movable clamping plates 5 are arranged above the processing table 1 on the inner sides of the two fixed blocks 4, a plurality of first springs 6 are connected between the movable clamping plates 5 and the inner side walls of the fixed blocks 4, and two outer turning plates 7 are symmetrically connected to the positions, located at the front side of the processing table 1, of the end portions of the two movable clamping plates 5, so that workpieces 3 to be processed, which are different in size, can be conveniently placed on the inner sides of the transverse clamping mechanism to be clamped in the using process.

As shown in the attached drawings 1-3, the connection mode between the bottom of the fixed block 4 and the top end of the processing table 1 is welding, so that the fixed block 4 is convenient to connect and fix, the connection mode between the two ends of the first spring 6 and the inner side wall of the fixed block 4 and the outer side wall of the movable clamping plate 5 is welding, the first spring 6 is convenient to connect, the outward turning plate 7 and the movable clamping plate 5 are integrated to be bent and processed into a formed structure, and the workpiece 3 can be conveniently and rapidly placed on the inner side of the transverse clamping mechanism in the using process.

As shown in fig. 3, a latch 51 is disposed at the bottom of the movable clamp plate 5, and a sliding groove 52 is disposed at the top of the processing table 1 along the horizontal direction corresponding to the outside of the latch 51, so as to facilitate the stable movement of the movable clamp plate 5 in the horizontal direction.

As shown in fig. 1-2, the top end of the limiting column 14 is welded or fixedly connected with the bottom of the top plate 10 through a bolt, and the outer diameter of the cross section of the limiting column 14 is smaller than the inner diameter of the cross section of the limiting ring 13, so that the connecting and fixing of the limiting column 14 are facilitated, and the stamped plate 12 is kept to be lifted stably in the vertical direction.

As shown in fig. 1-2 and fig. 4, the vertical pressing mechanism includes a positioning pressing rod 15 disposed at the bottom of the pressed plate 12, the top end of the positioning pressing rod 15 is located inside the pressed plate 12 and is connected with a movable block 16, a movable cavity 17 is disposed inside the pressed plate 12 and corresponds to the outside of the movable block 16 along the vertical direction, a second spring 18 is installed between the top end of the movable block 16 and the inner wall of the movable cavity 17, so that the pressing effect of the workpiece 3 on the vertical direction is kept in the process of pressing down the pressed plate 12 and lifting after the pressing is finished, and the stability of the workpiece 3 after the pressing is improved.

As shown in figure 4, the inner diameter of the cross section of the movable cavity 17 is larger than the outer diameter of the cross section of the positioning compression bar 15, and the top end of the positioning compression bar 15 is welded and fixed with the bottom of the movable block 16, so that the positioning compression bar 15 can stretch and contract in the movable cavity 17 in the using process.

The working principle is as follows: the utility model has designed a kind of anti-stripping stamping die based on NC machine tool, the concrete structure is as shown in the description figure 1-4, in this technical scheme, through setting up the horizontal chucking mechanism, the front end of the horizontal chucking mechanism has exterior turning plate 6, can facilitate the work piece 3 to place in the inboard of the horizontal chucking mechanism fast, drive the activity clamp plate 5 of both sides to move and compress the first spring 6 to the outside in the course of putting the work piece 3 into, after the work piece 3 is placed and finished, under the influence of the first spring 6 of both sides, make two activity clamp plates 6 clamp the work piece 3 on the horizontal direction, the horizontal chucking mechanism can adapt to the work piece 3 of waiting to be stamped of different sizes to place and clamp the processing, the coverage is wide, and it is simple to place the operation, do not need manual operation to clamp; meanwhile, the vertical pressing mechanisms are arranged at the bottoms of the two ends of the stamping plate 12, the stamping plate 12 is stably lifted under the action of the telescopic hydraulic cylinder 11, the limiting rings 13 are arranged to be matched with the limiting columns 14 to improve the stability of the stamping plate 12 in the lifting and descending in the vertical direction, in the descending process of the stamping plate 12, the positioning pressing rod 15 on the vertical pressing mechanism is firstly contacted with the top of the workpiece 3 and gradually compresses the second spring 18 to be drawn into the movable cavity 17 until the stamping plate 12 stamps the workpiece 3, in the process, the workpiece 3 cannot be subjected to the demoulding phenomenon caused by the position deviation due to the impact of the stamping plate 12, after the stamping is finished, as shown in figure 2, in the ascending process of the stamping plate 12, the positioning pressing rod 15 gradually extends out of the inner part of the movable cavity 17 under the action of the second spring 18 and always abuts against the top of the workpiece 3, so that the workpiece 3 can continuously bear the acting force in the vertical direction, until the reset of the stamping plate 12 is completed, in the actual processing process, the bottom of the die cavity 2 is also provided with a bouncing mechanism for ejecting the workpiece 3, which is not repeated herein because it is irrelevant to the technical scheme.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the utility model, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the utility model can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a based on anticreep mould stamping die for digit control machine tool, includes processing platform (1), its characterized in that: the processing table is characterized in that a die cavity (2) is arranged at the top of the processing table (1), a workpiece (3) is arranged at the top of the die cavity (2), a transverse clamping mechanism is arranged at the position, located at the two sides of the workpiece (3), of the top end of the processing table (1), a control switch (8) is arranged on the outer wall of the bottom of the processing table (1), a fixing frame (9) is connected to the two outer side walls of the top of the processing table (1), a top plate (10) is connected to the position, located above the processing table (1), of the top end of the fixing frame (9), a telescopic hydraulic cylinder (11) is installed at the center of the top plate (10), the output end of the telescopic hydraulic cylinder (11) is vertically arranged downwards, a stamping plate (12) is connected to the position, below the top plate (10), and limiting rings (13) are arranged on the two outer walls of the top of the stamping plate (12), the inner sides of the two limiting rings (13) are provided with limiting columns (14), and the bottoms of the two ends of the stamping plate (12) are provided with vertical pressing mechanisms.

2. The anti-demoulding stamping die based on the numerical control machine tool as claimed in claim 1, characterized in that: the transverse clamping mechanism comprises two fixed blocks (4) fixedly connected to the tops of two ends of the processing table (1), movable clamping plates (5) are arranged above the processing table (1) and located on the inner sides of the two fixed blocks (4), a plurality of first springs (6) are connected between the inner side walls of the movable clamping plates (5) and the fixed blocks (4), and two outer turning plates (7) are symmetrically connected to the positions, located on the front side of the processing table (1), of the end portions of the two movable clamping plates (5).

3. The anti-die-stripping stamping die based on the numerical control machine tool is characterized in that: the connecting mode between the bottom of fixed block (4) and the top of processing platform (1) is the welding, the both ends of first spring (6) and the connecting mode between the inside wall of fixed block (4) and the lateral wall of activity splint (5) are the welding, turn over board (7) outward and bend the machine-shaping structure with activity splint (5) formula as an organic whole.

4. The anti-die-stripping stamping die based on the numerical control machine tool is characterized in that: the bottom of the movable clamping plate (5) is provided with a clamping block (51), and the top of the machining table (1) is provided with a sliding groove (52) corresponding to the outer part of the clamping block (51) in the horizontal direction.

5. The anti-die-stripping stamping die based on the numerical control machine tool is characterized in that: the top end of the limiting column (14) is fixedly connected with the bottom of the top plate (10) through welding or bolts, and the outer diameter of the cross section of the limiting column (14) is smaller than the inner diameter of the cross section of the limiting ring (13).

6. The anti-die-stripping stamping die based on the numerical control machine tool is characterized in that: vertical hold-down mechanism is including setting up location depression bar (15) in punching press board (12) bottom, the internal connection that the top of location depression bar (15) is located punching press board (12) has movable block (16), the outside of the inside correspondence movable block (16) of punching press board (12) is provided with movable chamber (17) along vertical direction, install second spring (18) between the top of movable block (16) and the inner wall in activity chamber (17).

7. The anti-die-stripping stamping die based on the numerical control machine tool is characterized in that: the inner diameter of the cross section of the movable cavity (17) is larger than the outer diameter of the cross section of the positioning compression rod (15), and the top end of the positioning compression rod (15) and the bottom of the movable block (16) are welded and fixed.