CN213890331U

CN213890331U - Protection mechanism of punching device of positive and negative pressure forming integrated machine

Info

Publication number: CN213890331U
Application number: CN202023086261.XU
Authority: CN
Inventors: 王浩
Original assignee: Hubei Xinjiang Plastic Co ltd
Current assignee: Hubei Xinjiang Plastic Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-08-06
Anticipated expiration: 2030-12-18

Abstract

The utility model discloses a protection mechanism of die-cut device of positive negative pressure forming all-in-one relates to positive negative pressure forming all-in-one technical field, for the die-cut device of solving current positive negative pressure forming all-in-one often because the lower die is not aimed at in the use, leads to the problem of the condition of the mould damage to appear easily. The automatic feeding device comprises a base and is characterized in that a lathe bed is arranged on the base, an electric cabinet is arranged on one side of the lathe bed, an upper die base is arranged below the lathe bed and is fixedly connected with the lathe bed through hydraulic push rods, two hydraulic push rods are arranged, a lower die base is arranged below the upper die base, a fixing plate is arranged below the lower die base, a groove is formed in the base, a sliding groove is formed in the inner wall of the groove, a movable plate is arranged below the fixing plate and is in sliding connection with the sliding groove, and the movable plate is fixedly connected with the fixing plate through a connecting rod.

Description

Protection mechanism of punching device of positive and negative pressure forming integrated machine

Technical Field

The utility model relates to a positive negative pressure forming all-in-one technical field specifically is a protection mechanism of die-cut device of positive negative pressure forming all-in-one.

Background

In the existing plastic article processing production, the forming and punching are required to be carried out separately, so that the separate operation is realized, the working procedures are more, the labor and the time are consumed, and the production cost is greatly improved; furthermore, when the existing plastic product is molded, the upper die of the mold is generally arranged on the transverse plate, and the upper die is pressed downwards by applying downward pressure on the transverse plate, so that the plastic product is molded, and the positive and negative pressure integrated machine breaks away from the molded plastic product and then performs punching processing on the molded plastic product.

The existing punching device of the positive and negative pressure forming integrated machine is easy to damage a die because the upper die and the lower die are not aligned in the using process; therefore, the existing requirements are not met, and a protection mechanism of the punching device of the positive and negative pressure forming integrated machine is provided for the requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a protection machanism of die-cut device of positive negative pressure forming all-in-one to solve the current die-cut device of positive negative pressure forming all-in-one that proposes in the above-mentioned background art and often because the lower mould is not aimed at in the use, lead to appearing the problem of the condition of mould damage easily.

In order to achieve the above object, the utility model provides a following technical scheme: the protection mechanism comprises a base, wherein a lathe bed is arranged on the base, an electric cabinet is arranged on one side of the lathe bed, an upper die base is arranged below the lathe bed and is fixedly connected with the lathe bed through hydraulic push rods, two hydraulic push rods are arranged, a lower die base is arranged below the upper die base, a fixed plate is arranged below the lower die base, a groove is formed in the base, a sliding groove is formed in the inner wall of the groove, a movable plate is arranged below the fixed plate and is in sliding connection with the sliding groove, and the movable plate is fixedly connected with the fixed plate through a connecting rod.

Preferably, one side of the hydraulic push rod is provided with a guide rod, a guide sleeve is fixedly arranged above the guide rod, and the guide sleeve is fixedly connected with the guide rod through a compression spring.

Preferably, the two sides of the upper die base are provided with sliding rods, the outer wall of each sliding rod is provided with a first extrusion spring, and the upper die base is connected with the sliding rods in a sliding mode through connecting lugs.

Preferably, the inside of the upper die base is provided with a positioning hole, the lower surface of the lathe bed is provided with a positioning rod, and one end of the positioning rod penetrates through the positioning hole and is fixedly connected with the lower die base.

Preferably, the inside of fly leaf is provided with the gag lever post, and the gag lever post is provided with four, four all be provided with extrusion spring two on the outer wall of gag lever post, and extrusion spring two is located the below of fly leaf.

Preferably, a pressure sensor is arranged in the lower die base, and the pressure sensor and the two hydraulic push rods are both connected with an electric cabinet circuit.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a setting of guide bar, guide sleeve and compression spring has played the effect of direction, and compression spring utilizes its self elasticity to play the effect of buffering when the upper die base rebound, has protected upper die base and lathe bed, through the sliding fit of slide bar and engaging lug, stability when having improved the upper die base and going up and down, and extrusion spring one can reduce the pressure when the upper die base is die-cut, has played the effect of protection to the device.

2. Through the cooperation of locating lever and locating hole, the location of upper die base and die holder has been accurate, each annex of mould has been protected, avoid upper die base and die holder not to aim at, the gag lever post has played spacing effect, extrusion spring two can reduce the pressure of die holder, the effect of buffering protection has been played, when upper die base and die holder compound die, pressure sensor can transmit pressure signal commentaries on classics to the electric cabinet, thereby stop hydraulic push rod's motion, avoid work piece and mould to take place violent contact, the effect of protection has been played.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the base of the present invention;

FIG. 3 is a schematic view of the internal structure of the lower die holder of the present invention;

in the figure: 1. a base; 2. a bed body; 3. an upper die holder; 4. a lower die holder; 5. a hydraulic push rod; 6. a guide bar; 7. a guide sleeve; 8. a compression spring; 9. connecting lugs; 10. a first spring is extruded; 11. a slide bar; 12. positioning a rod; 13. positioning holes; 14. a fixing plate; 15. a groove; 16. a connecting rod; 17. a movable plate; 18. a limiting rod; 19. a second spring is extruded; 20. a chute; 21. a pressure sensor; 22. an electric cabinet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a protection machanism of die-cut device of positive negative pressure forming all-in-one, the on-line screen storage device comprises a base 1, be provided with lathe bed 2 on the base 1, one side of lathe bed 2 is provided with electric cabinet 22, the below of lathe bed 2 is provided with upper die base 3, upper die base 3 passes through hydraulic rod 5 and lathe bed 2 fixed connection, and hydraulic rod 5 is provided with two, the below of upper die base 3 is provided with die holder 4, the below of die holder 4 is provided with fixed plate 14, the inside of base 1 is provided with recess 15, the inner wall of recess 15 is provided with spout 20, the below of fixed plate 14 is provided with fly leaf 17, and

fly leaf

17 and 20 sliding connection of spout, fly leaf 17 has improved the stability of die holder 4 with the slip of spout 20, fly leaf 17 passes through connecting rod 16 and fixed plate 14 fixed connection.

Further, one side of hydraulic push rod 5 is provided with guide bar 6, and the fixed guide sleeve 7 that is provided with in top of guide bar 6, guide sleeve 7 pass through

compression spring

8 and 6 fixed connection of guide bar, and guide bar 6 has played the effect of direction, and compression spring 8 plays the effect of buffering when upper die base 3 moves upwards, has protected upper die base 3 and lathe bed 2.

Further, both sides of upper die base 3 all are provided with slide bar 11, are provided with extrusion spring 10 on slide bar 11's the outer wall, and upper die base 3 passes through engaging lug 9 and slide bar 11 sliding connection, through the sliding fit of slide bar 11 and engaging lug 9, stability when having improved upper die base 3 and going up and down, and extrusion spring 10 can reduce the pressure of upper die base 3 when die-cut, has played the effect of protection to the device.

Further, the inside of upper die base 3 is provided with locating hole 13, and the lower surface of lathe bed 2 is provided with locating lever 12, and the one end of locating lever 12 runs through locating hole 13 and die holder 4 fixed connection, through locating lever 12 and locating hole 13's cooperation, has accurate the location of upper die base 3 and die holder 4, has protected each annex of mould, avoids upper die base 3 and die holder 4 not to aim at.

Further, the inside of fly leaf 17 is provided with gag lever post 18, and gag lever post 18 is provided with four, all is provided with two 19 extrusion springs on the outer wall of four gag lever posts 18, and two 19 extrusion springs are located the below of fly leaf 17, and gag lever post 18 has played spacing effect, and two 19 extrusion springs can reduce the pressure of die holder 4, have played the effect of buffer protection.

Further, the inside of lower die holder 4 is provided with pressure sensor 21, pressure sensor 21 and two hydraulic push rod 5 all with electric cabinet 22 circuit connection, when upper die holder 3 and lower die holder 4 compound die, pressure sensor 21 can transmit pressure signal commentaries on classics to electric cabinet 22 sends control signal again and stops hydraulic push rod 5's motion, avoids work piece and mould to take place violent contact, has played the effect of protection.

The working principle is as follows: when the die is used, the hydraulic push rod 5 is controlled by the electric cabinet 22 to lift the upper die base 3, the guide rod 6, the guide sleeve 7 and the compression spring 8 are arranged to play a role in guiding, the compression spring 8 plays a role in buffering when the upper die base 3 moves upwards by utilizing the elasticity of the compression spring 8 to protect the upper die base 3 and the lathe bed 2, the stability of the upper die base 3 during lifting is improved through the sliding fit of the sliding rod 11 and the connecting lug 9, the pressure of the upper die base 3 during punching can be reduced by the extrusion spring I10, the device is protected, the positioning of the upper die base 3 and the lower die base 4 is accurate through the matching of the positioning rod 12 and the positioning hole 13, accessories of the die are protected, the upper die base 3 and the lower die base 4 are prevented from being misaligned, the fixed plate 14 drives the movable plate 17 to slide in the sliding groove 20 after the lower die base 4 is pressed, and the limiting rod 18 plays a role in limiting, the second extrusion spring 19 can reduce the pressure of the lower die holder 4, so that the buffer protection effect is achieved, and when the upper die holder 3 and the lower die holder 4 are assembled, the pressure sensor 21 can transmit a pressure signal to the electric cabinet 22, so that the hydraulic push rod 5 stops moving, the workpiece is prevented from being in violent contact with the die, and the protection effect is achieved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a protection machanism of die-cut device of positive negative pressure forming all-in-one, includes base (1), its characterized in that: the improved lathe is characterized in that a lathe bed (2) is arranged on the base (1), an electric cabinet (22) is arranged on one side of the lathe bed (2), an upper die base (3) is arranged below the lathe bed (2), the upper die base (3) is fixedly connected with the lathe bed (2) through hydraulic push rods (5), two hydraulic push rods (5) are arranged, a lower die base (4) is arranged below the upper die base (3), a fixed plate (14) is arranged below the lower die base (4), a groove (15) is formed in the base (1), a sliding groove (20) is formed in the inner wall of the groove (15), a movable plate (17) is arranged below the fixed plate (14), the movable plate (17) is slidably connected with the sliding groove (20), and the movable plate (17) is fixedly connected with the fixed plate (14) through a connecting rod (16).

2. The protection mechanism of the punching device of the positive and negative pressure forming integrated machine according to claim 1, characterized in that: one side of hydraulic push rod (5) is provided with guide bar (6), the fixed guide sleeve (7) that is provided with in top of guide bar (6), guide sleeve (7) are through compression spring (8) and guide bar (6) fixed connection.

3. The protection mechanism of the punching device of the positive and negative pressure forming integrated machine according to claim 1, characterized in that: the die is characterized in that sliding rods (11) are arranged on two sides of the upper die base (3), a first extrusion spring (10) is arranged on the outer wall of each sliding rod (11), and the upper die base (3) is connected with the sliding rods (11) in a sliding mode through connecting lugs (9).

4. The protection mechanism of the punching device of the positive and negative pressure forming integrated machine according to claim 1, characterized in that: the inner part of the upper die holder (3) is provided with a positioning hole (13), the lower surface of the lathe bed (2) is provided with a positioning rod (12), and one end of the positioning rod (12) penetrates through the positioning hole (13) and is fixedly connected with the lower die holder (4).

5. The protection mechanism of the punching device of the positive and negative pressure forming integrated machine according to claim 1, characterized in that: the movable plate is characterized in that limiting rods (18) are arranged inside the movable plate (17), four limiting rods (18) are arranged, a second extrusion spring (19) is arranged on the outer wall of each limiting rod (18), and the second extrusion spring (19) is located below the movable plate (17).

6. The protection mechanism of the punching device of the positive and negative pressure forming integrated machine according to claim 1, characterized in that: the hydraulic press is characterized in that a pressure sensor (21) is arranged inside the lower die base (4), and the pressure sensor (21) and the two hydraulic push rods (5) are in circuit connection with an electric cabinet (22).