CN219522765U

CN219522765U - Mould secondary ejection mechanism

Info

Publication number: CN219522765U
Application number: CN202223572484.6U
Authority: CN
Inventors: 惠彧; 邢敏慎; 尤晓萍
Original assignee: Wuxi Shenghe Motor Manufacturing Co ltd
Current assignee: Wuxi Shenghe Motor Manufacturing Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-08-15
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a secondary ejection mechanism of a die, which comprises a bottom plate, wherein two limiting plates are fixedly connected to the upper surface of the bottom plate, a first top plate is connected between the limiting plates in a sliding way, a limiting groove is formed in one side of each limiting plate, sliding grooves are formed in two sides of each first top plate, cambered surface limiting blocks are connected in the sliding way, the cambered surface limiting blocks are in sliding connection with the limiting grooves, springs are fixedly connected to one sides of the cambered surface limiting blocks, limiting inserted rods are integrally formed on one sides of the cambered surface limiting blocks, the limiting inserted rods are in sliding connection with the limiting grooves, a second top plate is arranged on the upper surface of each first top plate, cover plates are fixedly connected to two sides of each second top plate, and insertion holes are formed in one side of each cover plate. According to the utility model, through the arrangement of the first ejector pin and the second ejector pin, when the inverted trapezoid workpiece is ejected, the workpiece can be vertically ejected out of the die by pushing the first ejector pin and guiding the second ejector pin, so that the workpiece is prevented from colliding with the die body due to deflection, and the service lives of the workpiece and the die body are prolonged.

Description

Mould secondary ejection mechanism

Technical Field

The utility model relates to the technical field of dies, in particular to a die secondary ejection mechanism.

Background

The die can eject a workpiece by means of an internal ejection device in the die opening process, and the existing die ejection mechanism mostly has the following defects: when ejecting to the trapezoidal work piece of falling, can exert ejection force to the bottom of work piece, the in-process that the work piece was upwards moved, does not have the structure to the work piece direction, can make the work piece take place askew, bump with the mould, all lead to the fact wearing and tearing to work piece and mould, can not satisfy people's demand.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a die secondary ejection mechanism.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a mould secondary ejection mechanism, includes the bottom plate, fixed surface is connected with two limiting plates on the bottom plate, sliding connection has first roof between the limiting plate, and limiting groove has been seted up to limiting plate one side, the spout has been seted up to first roof both sides, sliding connection has the cambered surface stopper in the spout, cambered surface stopper and limiting groove sliding connection, cambered surface stopper and spout one side fixedly connected with spring, and cambered surface stopper one side integrated into one piece has the spacing inserted bar, spacing inserted bar and limiting groove slip grafting, first roof upper surface is provided with the second roof, second roof both sides fixedly connected with apron, the jack has been seted up to apron one side, spacing inserted bar and jack peg graft mutually, first roof upper surface fixedly connected with a plurality of first thimble, first thimble and second roof slip peg graft, and second roof upper surface fixedly connected with a plurality of second thimble.

As a still further scheme of the utility model, a plurality of first guide posts are fixedly connected to the upper surface of the bottom plate, and a plurality of second guide posts are fixedly connected to the upper surface of the bottom plate.

As a still further scheme of the utility model, the top ends of the first guide post and the second guide post are fixedly connected with a die body, and the first thimble and the second thimble are in sliding connection with the die body.

As a still further scheme of the utility model, the upper surface of the bottom plate is fixedly connected with two first hydraulic cylinders, the output ends of the first hydraulic cylinders are in sliding connection with the first top plate, and the output ends of the first hydraulic cylinders are fixedly connected with the second top plate.

As a still further proposal of the utility model, the upper surface of the bottom plate is fixedly connected with two second hydraulic cylinders, and the output ends of the second hydraulic cylinders can be contacted with the first top plate.

As a still further scheme of the utility model, two second guide blocks are fixedly connected to two sides of the first top plate, and the second guide blocks are in sliding sleeve joint with the second guide columns.

As a still further scheme of the utility model, two first guide blocks are fixedly connected to two sides of the second top plate, and the first guide blocks are in sliding sleeve joint with the first guide columns.

As a still further scheme of the utility model, a plurality of supporting blocks are fixedly connected to the upper surface of the bottom plate, cushion blocks are adhered to the tops of the supporting blocks, and the cushion blocks can be contacted with the first top plate.

The beneficial effects of the utility model are as follows:

1. through the arrangement of the first thimble and the second thimble, when the inverted trapezoid workpiece is ejected, the workpiece can be vertically ejected out of the die by pushing the first thimble and guiding the second thimble downwards, so that the workpiece is prevented from colliding with the die body due to deflection, and the service lives of the workpiece and the die body are prolonged.

2. Through the setting of first guide block, first guide post, second guide block and second guide post, when first roof and second roof upwards move, effectual leading first roof and second roof, stability when having improved first roof and second roof slip.

3. Through setting up of supporting shoe and cushion, when first pneumatic cylinder and second pneumatic cylinder stop work, the holding shoe supports the downforce of first roof and second roof, prevents that first roof and second roof from pressing first pneumatic cylinder and second pneumatic cylinder, has improved the life of first pneumatic cylinder and second pneumatic cylinder.

Drawings

Fig. 1 is a schematic perspective view of a secondary ejection mechanism of a mold according to the present utility model;

FIG. 2 is a schematic cross-sectional view of a secondary ejection mechanism of a mold according to the present utility model;

fig. 3 is a schematic side view of a mold secondary ejection mechanism according to the present utility model.

In the figure: 1. a bottom plate; 2. a limiting plate; 3. a first top plate; 4. a chute; 5. a cambered surface limiting block; 6. a spring; 7. a limit groove; 8. a limit inserted link; 9. a second top plate; 10. a cover plate; 11. a first thimble; 12. a second thimble; 13. a die body; 15. a first hydraulic cylinder; 16. a second hydraulic cylinder; 17. a first guide block; 18. a second guide block; 19. a support block; 20. a cushion block; 21. a first guide post; 22. and a second guide post.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, a mould secondary ejection mechanism, comprising a bottom plate 1, two limiting plates 2 are fixed on the upper surface of the bottom plate 1 through bolts, a first top plate 3 is connected between the limiting plates 2 in a sliding way, limiting grooves 7 are formed in one side of the limiting plates 2, one side of each limiting groove 7 is arc-shaped, sliding grooves 4 are formed in two sides of each first top plate 3, an arc-shaped limiting block 5 is connected in a sliding way in each sliding groove 4, the arc-shaped limiting blocks 5 can be in contact with the limiting plates 2, the arc-shaped limiting blocks 5 are in sliding connection with the limiting grooves 7, springs 6 are fixed on one side of each arc-shaped limiting block 5 through bolts, limiting inserted rods 8 are integrally formed on one side of each arc-shaped limiting block 5, a cover plate 10 is fixed on two sides of each second top plate 9 through bolts, insertion holes are formed in one side of each cover plate 10, each limiting inserted rod 8 is inserted into each insertion hole, a plurality of first ejector pins 11 are welded on the upper surface of each first top plate 3, each first ejector pin 11 is in sliding connection with each second top plate 9, a plurality of second ejector pins 12 are fixed on the upper surface of each second top plate 9 through bolts, each second ejector pin 12 is in sliding connection with each second ejector pin 12, a workpiece 12 is required to be pushed by each second ejector pins 12, and a workpiece 12 is required to be pushed to be inserted into each second ejector pins 13 through the first ejector pins, and each ejector pins 11 is arranged in sliding connection, and the first ejector pins 13 are required to be pushed to be installed, and each ejector pins 13 are vertical to be pushed down, and the workpiece 13 is vertical, and the workpiece 13 is avoided to be pushed down.

In the utility model, a plurality of first guide posts 21 are fixed on the upper surface of a bottom plate 1 through bolts, a plurality of second guide posts 22 are fixed on the upper surface of the bottom plate 1 through bolts, a die body 13 is fixed on the top ends of the first guide posts 21 and the second guide posts 22 through bolts, a first thimble 11 and a second thimble 12 are in sliding connection with the die body 13, two first hydraulic cylinders 15 are fixed on the upper surface of the bottom plate 1 through bolts, the output end of the first hydraulic cylinder 15 is in sliding connection with the first top plate 3, the output end of the first hydraulic cylinder 15 is fixedly connected with the second top plate 9, two second hydraulic cylinders 16 are fixed on the upper surface of the bottom plate 1 through bolts, two second guide blocks 18 are connected with the first top plate 3 through bolts, the second guide blocks 18 are in sliding connection with the second guide posts 22, two sides of the second top plate 9 are fixed with two first guide blocks 17 through bolts, the first guide blocks 17 are in sliding connection with the first guide posts 21 through bolts, the first top plate 17 through the first guide blocks 17, the second guide blocks 21 and the second guide blocks 18 are in sliding connection with the second top plate 9, the second top plate 19 are in the second top plate 19 and the second top plate 3 through the second guide blocks 19, the top plate 19 and the top plate 3 are in sliding connection with the second top plate 3 through the second guide blocks 19, the top plate 19 is prevented from being contacted with the first top plate 3 and the top plate 3 through the second top plate 3 and the second top plate 3, the top plate 19 is prevented from being contacted with the top plate 3 through the second top plate 19, the top plate 19 and the top plate 19 is in sliding connection with the top plate 3, the top plate 19 is prevented from being contacted with the top plate 3 and the top plate 3 through the top plate 3 and the top plate 3, the service life of the first hydraulic cylinder 15 and the second hydraulic cylinder 16 is improved.

Working principle: when the ejector mechanism is used, when a workpiece is required to be ejected, the first hydraulic cylinder 15 is started first and the second top plate 9 is pushed to move upwards, the cambered surface limiting block 5 is driven to move upwards along the limiting groove 7 under the action of the inserting hole and the limiting inserting rod 8 on the cover plate 10, meanwhile, the first top plate 3 is driven to move upwards, the acting force of the first ejector pin 11 and the supporting guide of the second ejector pin 12 are downwards, the workpiece in the die body 13 is ejected for the first time, at the moment, the workpiece is approximately positioned at the middle position of the die body 13, along with the movement of the cambered limiting block 5, the limiting block 5 slides into the sliding groove 4 under the action of the cambered structure of the limiting groove 7, so that the spring 6 compresses, the limiting inserting rod 8 is separated from the inserting hole, at the moment, and the first ejector plate 3 is still and does not move through the elastic force of the spring 6 because the cambered surface limiting block 5 and one side of the limiting plate 2, only the second top plate 9 drives the first ejector pin 11 to move upwards continuously, the second ejector pin 16 is stopped to move upwards when the second top plate 9 contacts the bottom of the die body 13, then the second hydraulic cylinder 16 is started, the workpiece is ejected for the first time, and the first ejector plate is completely ejected along the first ejector plate 3 is driven to move upwards, and the first ejector plate 12 is completely overcome.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a mould secondary ejection mechanism, including bottom plate (1), a serial communication port, fixedly connected with two limiting plates (2) on bottom plate (1), sliding connection has first roof (3) between limiting plate (2), and limiting groove (7) have been seted up to limiting plate (2) one side, spout (4) have been seted up to first roof (3) both sides, sliding connection has cambered surface stopper (5) in spout (4), cambered surface stopper (5) and limiting groove (7) sliding connection, cambered surface stopper (5) and spout (4) one side fixedly connected with spring (6), and cambered surface stopper (5) one side integrated into one piece has spacing inserted bar (8), spacing inserted bar (8) and limiting groove (7) sliding grafting, first roof (3) upper surface is provided with second roof (9), second roof (9) both sides fixedly connected with apron (10), jack has been seted up to apron (10) one side, spacing inserted bar (8) are pegged graft mutually with the jack, fixedly connected with a plurality of first thimble (11) on first roof (3), first thimble (11) and second roof (9) are connected with on the second roof (12) sliding connection.

2. A secondary ejection mechanism for a mold according to claim 1, wherein the upper surface of the base plate (1) is fixedly connected with a plurality of first guide posts (21), and the upper surface of the base plate (1) is fixedly connected with a plurality of second guide posts (22).

3. The secondary ejection mechanism of claim 2, wherein the die body (13) is fixedly connected to the top ends of the first guide post (21) and the second guide post (22), and the first ejector pin (11) and the second ejector pin (12) are in sliding insertion connection with the die body (13).

4. The secondary ejection mechanism of a mold according to claim 1, wherein the upper surface of the bottom plate (1) is fixedly connected with two first hydraulic cylinders (15), the output ends of the first hydraulic cylinders (15) are in sliding connection with the first top plate (3), and the output ends of the first hydraulic cylinders (15) are fixedly connected with the second top plate (9).

5. The mold secondary ejection mechanism according to claim 1, wherein the upper surface of the bottom plate (1) is fixedly connected with two second hydraulic cylinders (16), and the output end of each second hydraulic cylinder (16) can be contacted with the first top plate (3).

6. The mold secondary ejection mechanism according to claim 2, wherein two second guide blocks (18) are fixedly connected to two sides of the first top plate (3), and the second guide blocks (18) are in sliding sleeve connection with the second guide columns (22).

7. The mold secondary ejection mechanism according to claim 2, wherein two first guide blocks (17) are fixedly connected to two sides of the second top plate (9), and the first guide blocks (17) are in sliding sleeve connection with the first guide columns (21).

8. The secondary ejection mechanism of a mold according to claim 1, wherein the upper surface of the bottom plate (1) is fixedly connected with a plurality of supporting blocks (19), cushion blocks (20) are adhered to the tops of the supporting blocks (19), and the cushion blocks (20) can be contacted with the first top plate (3).