CN219025719U

CN219025719U - Demoulding mechanism of stamping die

Info

Publication number: CN219025719U
Application number: CN202222368390.0U
Authority: CN
Inventors: 程静
Original assignee: Zhongguancun Hard Innovation Space Group Co ltd
Current assignee: Zhongguancun Hard Innovation Space Group Co ltd
Priority date: 2022-09-06
Filing date: 2022-09-06
Publication date: 2023-05-16
Anticipated expiration: 2032-09-06

Abstract

The utility model discloses a demoulding mechanism of a stamping die, which comprises a base, wherein the top of the base is fixedly connected with a guide post, the upper end of the guide post is fixedly connected with a top plate, the top of the top plate is fixedly connected with a hydraulic cylinder, the lower end of the hydraulic cylinder is fixedly connected with a lifting plate, the guide post penetrates through the lifting plate, the bottom of the lifting plate is respectively and fixedly connected with two pull rods, the two pull rods are respectively arranged on the left side and the right side of the base, one sides of the two pull rods, which are close to the base, are respectively connected with a pull plate through a hinge, the lower end of the pull rod is rotatably connected with a limiting plate, and the limiting plate is contacted with the bottom of the pull plate. The demoulding mechanism of the stamping die can lift the part formed by stamping inside the fixed die through the lifting of the pulling block along with the pulling rod when the movable die ascends after stamping is completed, so that the purpose that the part can be automatically demoulded when other power equipment is not required to be independently arranged is achieved, and the cost is lower and the economic benefit is higher.

Description

Demoulding mechanism of stamping die

Technical Field

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

Background

Stamping is a press working method in which a material is pressed at room temperature by a die attached to a press to be separated or plastically deformed, thereby obtaining a desired part. The stamping die is a special technological device for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping processing, and is called cold stamping die in common name.

After the stamping grinding tool performs stamping forming on the material, a demoulding mechanism is generally arranged for facilitating smooth demoulding of the formed part, and the demoulding mechanism of the precision stamping die is convenient for smooth demoulding of the part, for example, chinese patent No. CN215315152U discloses a demoulding mechanism of the precision stamping die, and a supporting plate is driven to rise through a power cylinder, so that the material formed in the grinding tool can be pushed upwards, and the part can be conveniently demoulded.

Disclosure of Invention

The utility model mainly aims to provide a problem that a demolding mechanism of a traditional stamping die is required to be provided with an electric element independently, so as to solve the problem that the demolding mechanism of the traditional stamping die is required to be provided with the electric element independently.

In order to achieve the aim of the utility model, the utility model provides a demoulding mechanism of a stamping die, which comprises a base, wherein the top of the base is fixedly connected with a guide post, the upper end of the guide post is fixedly connected with a top plate, the top of the top plate is fixedly connected with a hydraulic cylinder, the lower end of the hydraulic cylinder is fixedly connected with a lifting plate, the guide post penetrates through the lifting plate, the bottom of the lifting plate is respectively and fixedly connected with two pull rods, the two pull rods are respectively arranged on the left side and the right side of the base, one side, close to the base, of each pull rod is respectively connected with a pull plate through a hinge piece, the lower end of each pull rod is rotatably connected with a limiting plate, and the limiting plate is in contact with the bottom of each pull plate.

Further, the top fixedly connected with cover half of base, the bottom fixedly connected with movable mould of lifter plate, the movable mould is directly over the cover half.

Further, the bottom fixedly connected with locating lever of lifter plate, the constant head tank has been seted up to the inside of cover half, the constant head tank is under the locating lever.

Further, the inside of base has been seted up and has been adjusted the chamber, the inside sliding connection in adjusting the chamber has the horizontal plate, the horizontal plate contacts with the inner wall bottom in adjusting the chamber.

Further, the top fixedly connected with ejector pin of horizontal plate, the ejector pin is inserted through the base and pegged graft in the cover half inside.

Further, the upper end of the ejector rod is fixedly connected with an ejector block, and the top of the ejector block and the bottom of the inner wall of the fixed die are on the same end face.

Further, the left and right sides of base has offered the bar hole respectively, the bar hole is linked together with the inside of adjusting the chamber respectively, the left and right sides of horizontal plate is fixedly connected with respectively draws the piece, draw the piece to insert the bar hole and extend to the below of drawing the board.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

according to the demoulding mechanism of the stamping die, the pull rod is arranged at the bottom of the lifting plate, so that the movable die can move up and down along with the movable die when moving up and down, and when the movable die ascends after stamping is completed, the part for stamping and forming inside the fixed die can be jacked up along with the pull rod through the pull plate, so that the purpose of automatic demoulding can be achieved when other power equipment is not required to be independently arranged, the cost is lower, and the economic benefit is higher.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an external side view of the base of the present utility model;

fig. 3 is an enlarged view of the portion a of fig. 1 in accordance with the present utility model.

In the figure: 1 base, 2 adjusting cavity, 3 pull block, 4 cover half, 5 guide post, 6 locating lever, 7 roof, 8 movable mould, 9 pneumatic cylinder, 10 lifter plate, 11 constant head tank, 12 pull rod, 13 pull plate, 14 horizontal plate, 15 ejector pin, 16 ejector block, 17 bar hole, 18 limiting plate.

Detailed Description

It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1-3, a demoulding mechanism of a stamping die in this embodiment includes a base 1, a guide post 5 is fixedly connected to the top of the base 1, a top plate 7 is fixedly connected to the upper end of the guide post 5, a hydraulic cylinder 9 is fixedly connected to the top of the top plate 7, a lifting plate 10 is fixedly connected to the lower end of the hydraulic cylinder 9, the guide post 5 penetrates through the lifting plate 10, two pull rods 12 are fixedly connected to the bottom of the lifting plate 10 respectively, the two pull rods 12 are respectively arranged on the left side and the right side of the base 1, one sides of the two pull rods 12 close to the base 1 are respectively connected with a pull plate 13 through a hinge, a limiting plate 18 is rotatably connected to the lower end of the pull rod 12, and the limiting plate 18 is in contact with the bottom of the pull plate 13.

The hydraulic cylinder 9 is of an existing structure, the lower end of the hydraulic cylinder 9 is inserted through the top plate 7 and fixedly connected with the lifting plate 10, the hydraulic cylinder 9 can drive the lifting plate 10 to move up and down, four guide posts 5 are arranged, the guide posts 5 support the top plate 7, the four guide posts 5 are inserted through the lifting plate 10, when the hydraulic cylinder 9 drives the lifting plate 10 to move up and down, the lifting plate 10 can be guided through the guide posts 5 at the moment, so that the lifting plate 10 moves up and down more stably, the lifting plate 10 moves up and down and can drive the pull rod 12 to move up and down, the pull plate 13 is connected to the pull rod 12 through a hinge, the pull plate 13 can rotate up and down on the pull rod 12, the limiting plate 18 is connected to the pull rod 12 in a rotating manner, the pull plate 13 can only rotate horizontally and cannot move up and down, the limiting plate 18 contacts with the bottom of the pull plate 13, when the pull plate 13 rotates down, the limiting plate 18 can block the pull plate 13 at the moment, the limiting plate 13 can only rotate up and cannot rotate down, the limiting plate 18 is separated from the pull plate 13 in a horizontal direction, the pull plate 13 can rotate automatically, and the pull plate 13 can rotate down, and the pull plate 13 can reset downwards, and the pull plate 13 can move downwards, and the pull plate 3 can move downwards, and can be separated conveniently, and can move downwards, and the block 3, and can move downwards, and can move conveniently, and move 3.

In this embodiment, the top of the base 1 is fixedly connected with a fixed mold 4, the bottom of the lifting plate 10 is fixedly connected with a movable mold 8, and the movable mold 8 is directly above the fixed mold 4.

Wherein, base 1 supports whole device, and cover half 4, movable mould 8 and pneumatic cylinder 9 are the original structure of stamping die, and pneumatic cylinder 9 is stamping die's power part to the power equipment that does not additionally set up in order to make things convenient for the drawing of patterns, arranges the material in the inside of cover half 4, and through the downward movement of pneumatic cylinder 9 drive lifter plate 10, lifter plate 10 drives movable mould 8 and moves down, and movable mould 8 moves down and carries out stamping forming to the material of cover half 4 inside.

In this embodiment, the bottom of the lifting plate 10 is fixedly connected with a positioning rod 6, and a positioning groove 11 is formed in the fixed mold 4, and the positioning groove 11 is directly below the positioning rod 6.

When the movable die 8 punches the material inside the fixed die 4 downwards, the positioning rod 6 can be inserted into the positioning groove 11, so that the movable die 8 punches the material inside the fixed die 4 more stably by inserting the positioning rod 6 into the positioning groove 11.

In this embodiment, the adjusting cavity 2 is provided in the interior of the base 1, the horizontal plate 14 is slidably connected in the interior of the adjusting cavity 2, the horizontal plate 14 contacts with the bottom of the inner wall of the adjusting cavity 2, the top of the horizontal plate 14 is fixedly connected with the ejector rod 15, the ejector rod 15 is inserted through the base 1 and inserted in the fixed die 4, the upper end of the ejector rod 15 is fixedly connected with the ejector block 16, the top of the ejector block 16 and the bottom of the inner wall of the fixed die 4 are on the same end face, the left and right sides of the base 1 are respectively provided with a strip-shaped hole 17, the strip-shaped holes 17 are respectively communicated with the interior of the adjusting cavity 2, the left and right sides of the horizontal plate 14 are respectively fixedly connected with the pull blocks 3, and the pull blocks 3 are inserted through the strip-shaped holes 17 and extend to the lower part of the pull plates 13.

The top of the top block 16 is in a flat state with the bottom of the inner wall of the fixed mold 4, so that the top block 16 is not affected during punching, the pull block 3 is fixedly connected with the horizontal plate 14, the pull block 3 is conveniently and fixedly connected with the horizontal plate 14 through the strip-shaped hole 17, the pull block 3 can be guided to move up and down, the pull block 3 is arranged below the pull block 13, when the pull rod 12 moves downwards along with the lifting plate 10, the pull block 13 contacts with the top of the pull block 3, the pull block 3 limits the bottom of the pull block 13, when the pull rod 12 continues to move downwards, the pull block 13 rotates upwards, then moves below the pull block 3 along with the pull rod 12, and when the pull block 3 moves below, the pull block 13 is in a horizontal state under the action of gravity. The limiting plate 18 does not contact with the pull block 3 when moving along with the pull rod 12.

The working principle of the embodiment is as follows:

the material is placed in the inside of cover half 4, through the downhill movement of hydraulic cylinder 9 drive lifter plate 10, lifter plate 10 drives movable mould 8 downwardly moving, movable mould 8 downwardly moving carries out stamping forming to the material of cover half 4 inside, when movable mould 8 downwardly carries out punching press to the material of cover half 4 inside, pull rod 12 can drive pull plate 13 and move down together, pull plate 13 downwardly moving contacts with the top of pull block 3, pull block 3 is spacing with the bottom of pull plate 13, pull rod 12 can continue along with lifter plate 10 downwardly moving, pull plate 13 can upwards rotate at this moment, then along with pull rod 12 together move to the below of pull block 3, when pull plate 13 moves to the below of pull block 3, pull plate 13 can be the horizontality again under the action of gravity at this moment.

After the movable die 8 performs stamping forming on materials, the hydraulic cylinder 9 drives the movable die 8 to ascend and separate from the stamping forming materials, at the moment, the pull rod 12 moves upwards along with the lifting plate 10, the pull plate 13 contacts with the bottom of the pull block 3 when moving upwards due to the fact that the pull plate 13 moves downwards below the pull block 3, the pull block 3 cannot rotate downwards due to the fact that the limiting plate 18 limits the pull plate 13, so that the pull plate 13 moves upwards along with the pull rod 12 when moving downwards, the pull block 3 drives the horizontal plate 14 to move upwards, the horizontal plate 14 drives the ejector rod 15 to move upwards, the ejector rod 15 pushes the ejector rod 16 to move upwards, the ejector rod 16 pushes out the materials inside the fixed die 4 upwards, and therefore when the movable die 8 moves upwards after stamping forming, the materials inside the fixed die 4 are automatically demoulded, the parts can be automatically demoulded when other power equipment is not needed to be independently arranged, and accordingly cost is lower, and economic benefit is higher.

The foregoing description is only of the preferred embodiments of the present utility model, and is not intended to limit the scope of the utility model, but rather is intended to cover any equivalents of the structures or equivalent processes disclosed herein or in the alternative, which may be employed directly or indirectly in other related arts.

Claims

1. The utility model provides a demoulding mechanism of stamping die, including base (1), its characterized in that: the utility model discloses a base, including base (1), guide post (5) of top fixedly connected with, the upper end fixedly connected with roof (7) of guide post (5), the top fixedly connected with pneumatic cylinder (9) of roof (7), the lower extreme fixedly connected with lifter plate (10) of pneumatic cylinder (9), guide post (5) are interluded and are passed lifter plate (10), the bottom of lifter plate (10) is two pull rods (12) of fixedly connected with respectively, two pull rods (12) are respectively in the left and right sides of base (1), two one side that pull rod (12) is close to base (1) is connected with arm-tie (13) through the articulated elements respectively, the lower extreme rotation of pull rod (12) is connected with limiting plate (18), limiting plate (18) are contacted with the bottom of arm-tie (13).

2. The demoulding mechanism of a stamping die according to claim 1, wherein: the top fixedly connected with cover half (4) of base (1), the bottom fixedly connected with movable mould (8) of lifter plate (10), movable mould (8) are directly over cover half (4).

3. The demoulding mechanism of a stamping die according to claim 2, wherein: the bottom fixedly connected with locating lever (6) of lifter plate (10), constant head tank (11) have been seted up to the inside of cover half (4), constant head tank (11) are under locating lever (6).

4. The demoulding mechanism of a stamping die according to claim 2, wherein: an adjusting cavity (2) is formed in the base (1), a horizontal plate (14) is connected to the adjusting cavity (2) in a sliding mode, and the horizontal plate (14) is in contact with the bottom of the inner wall of the adjusting cavity (2).

5. The demolding mechanism of a stamping mold according to claim 4, wherein: the top of the horizontal plate (14) is fixedly connected with a push rod (15), and the push rod (15) is inserted through the base (1) and inserted into the fixed die (4).

6. The demolding mechanism of a stamping mold according to claim 5, wherein: the upper end of the ejector rod (15) is fixedly connected with an ejector block (16), and the top of the ejector block (16) and the bottom of the inner wall of the fixed die (4) are positioned on the same end face.

7. The demolding mechanism of a stamping mold according to claim 4, wherein: the left and right sides of base (1) has seted up bar hole (17) respectively, bar hole (17) are linked together with the inside of regulating cavity (2) respectively, the left and right sides of horizontal plate (14) are fixedly connected with respectively and draw piece (3), draw piece (3) to pass bar hole (17) and extend to the below of drawing board (13).