CN219966252U

CN219966252U - Rebound piece mechanism

Info

Publication number: CN219966252U
Application number: CN202321279047.7U
Authority: CN
Inventors: 黄沈昊; 刘时余; 游锴
Original assignee: Yueqing Zhenhong Switch Co ltd
Current assignee: Yueqing Zhenhong Switch Co ltd
Priority date: 2023-05-23
Filing date: 2023-05-23
Publication date: 2023-11-07
Anticipated expiration: 2033-05-23

Abstract

The utility model relates to a rebound piece mechanism which comprises a mounting plate and a connecting piece, wherein the outer wall of the top of the mounting plate is slidably provided with supporting plates through the connecting piece, the supporting plates are symmetrically distributed, the same rebound piece is arranged between the two supporting plates, and the rebound piece is connected with the supporting plates through the connecting piece. According to the utility model, the two support plates are connected with the rebound piece through the connecting piece, when stamping is carried out, the rebound piece supports the two support plates through the connecting piece, after stamping is finished, the workpiece is ejected through the rebound piece, and in the ejection process, the rebound piece can pull the two support plates to push the formed workpiece upwards, so that the workpiece is ejected.

Description

Rebound piece mechanism

Technical Field

The utility model relates to the technical field of rebound sheet mechanisms, in particular to a rebound sheet mechanism.

Background

Rebound refers to the normal physical rebound, which refers to the physical deformation of an object under force, the physical change of a reduced or near-reduced state when the pressure is released, the physical change of a spring is caused by pressing a light spring with a hand, the phenomenon that the spring tends to recover when the hand is released or the force is reduced is called rebound, and rebound is used for explaining the dimensional change of a molded part when the pressure of a molding tool is removed, and the reasons for the dimensional change are as follows: first, the tool flexes when pressure is applied, but with modern equipment this should not be a problem.

When processing the work piece, often need to punch out the work piece, in order to be convenient for take out stamping forming's work piece, often install back shell fragment mechanism in the mould groove, utilize the elasticity of back shell fragment to push out the work piece, current resilience piece often need cooperate the spring to pull open the mould or push away tightly in actual use, and the structure is comparatively complicated, so need make the improvement to this.

Disclosure of Invention

The utility model provides a rebound piece mechanism, which solves the technical problem that in the prior art, the rebound piece mechanism is complex in practical application.

The scheme for solving the technical problems is as follows: including mounting panel and connecting piece, the top outer wall of mounting panel has the backup pad through connecting piece slidable mounting, and the backup pad is symmetric distribution, is provided with same resilience piece between two backup pads, and the resilience piece is connected with the backup pad through the connecting piece.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, the connecting piece includes a plurality of transfer lines II, and the spout has been seted up to the top outer wall of mounting panel, and the spout is symmetric distribution, and the bottom outer wall slidable mounting of spout has the slider, and the one end and the return spring piece of transfer line II articulate mutually, and the other end and the slider of transfer line II articulate mutually.

Further, the connecting piece further comprises a plurality of first transmission rods, grooves are formed in the supporting plates, one ends of the first transmission rods are hinged to the grooves, and sliding blocks at the other ends of the first transmission rods are hinged.

Further, threaded rods are connected to the outer walls of the two sides of the mounting plate through threads.

Further, the outer wall of one side of the mounting plate is provided with scale marks.

The beneficial effects of the utility model are as follows: the utility model provides a rebound piece mechanism, which has the following advantages:

1. according to the utility model, the two support plates are connected with the rebound piece through the connecting piece, when stamping is carried out, the rebound piece supports the two support plates through the connecting piece, after stamping is finished, the workpiece is ejected through the rebound piece, and in the ejection process, the rebound piece can pull the two support plates to push the formed workpiece upwards, so that the workpiece is ejected.

2. According to the utility model, the position of the threaded rod is adjusted by arranging the threaded rod and rotating the threaded rod, and when the rebound piece pushes the two support plates to move, the threaded rod can prop the support plates at the proper positions, so that the problem that the size of the punched workpiece is overlarge due to overlarge movement amplitude of the support plates in the process of punching the workpiece is avoided.

The foregoing description is only an overview of the technical solution of the present utility model, and in order to make the technical means of the present utility model more clearly understood, it can be implemented according to the content of the specification, and the following preferred embodiments of the present utility model will be described in detail with reference to the accompanying drawings, in which the following embodiments of the present utility model are given in detail.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a schematic view of a rebound resilient sheet mechanism according to the present utility model;

FIG. 2 is a schematic diagram of a scale mark of a rebound piece mechanism according to the present utility model;

FIG. 3 is a schematic diagram of a slider structure of a rebound piece mechanism according to the present utility model;

fig. 4 is an enlarged schematic view of a rebound piece mechanism according to the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a mounting plate; 2. a threaded rod; 3. a chute; 4. a support plate; 5. a return spring plate; 6. scale marks; 7. a slide block; 8. a groove; 9. a transmission rod I; 10. and a transmission rod II.

Detailed Description

The principles and features of the present utility model are described below with reference to fig. 1-4, the examples being provided for illustration only and not for limitation of the scope of the utility model. The utility model is more particularly described by way of example in the following paragraphs with reference to the drawings. Advantages and features of the utility model will become more apparent from the following description and from the claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-4, the utility model provides a rebound piece mechanism, which comprises a mounting plate 1 (the mounting plate 1 is fixed on a processing table through screws) and a connecting piece, wherein threaded rods 2 are connected to the outer walls of two sides of the mounting plate 1 through threads, support plates 4 are slidably arranged on the outer walls of the tops of the mounting plate 1 through the connecting piece, the support plates 4 are symmetrically distributed (one side, which is contacted with a workpiece, of the support plates 4 is designed into a bevel edge, the workpiece is conveniently ejected through the bevel edge), the same rebound piece 5 is arranged between the two support plates 4, the rebound piece 5 is connected with the support plates 4 through the connecting piece, when the workpiece is punched, the rebound piece 5 can push the two support plates 4 to be separated outwards, after the workpiece is punched, the rebound piece 5 can pull the two support plates 4 to eject the workpiece, the workpiece can be ejected upwards through the raised area of the rebound piece 5, and the ejection of the workpiece can be realized through one rebound piece 5 without the support plates 4 to be matched with spring motion;

the connecting piece comprises a plurality of first transmission rods 9 and a plurality of second transmission rods 10, wherein the top outer wall of the mounting plate 1 is provided with sliding grooves 3, the sliding grooves 3 are symmetrically distributed, the bottom outer wall of the sliding grooves 3 is slidably provided with sliding blocks 7, one end of each second transmission rod 10 is hinged with the rebound piece 5, the other end of each second transmission rod 10 is hinged with the corresponding sliding block 7, the supporting plate 4 is provided with a groove 8, one end of each first transmission rod 9 is hinged with the corresponding groove 8, and the sliding blocks 7 at the other ends of the first transmission rods 9 are hinged;

before punching, the threaded rod 2 is rotated first, so that the threaded rod 2 is positioned at a proper position (according to the required forming size of the workpiece), and the situation that the movement amplitude of the supporting plate 4 is too large to cause the oversized workpiece after forming is avoided.

As shown in fig. 1, a scale mark 6 is arranged on one outer wall of the mounting plate 1, and an operator can more intuitively adjust the position of the threaded rod 2 (so that the movement amplitude of the two threaded rods 2 is consistent) through the scale mark 6.

When stamping a workpiece: the return spring 5 is forced to move to two sides by the upward force, the return spring 5 pushes the sliding block 7 through the transmission rod II 10, the sliding block II 7 pulls the supporting plates 4 through the transmission rod I9, and a workpiece is formed between the two supporting plates 4;

after the forming of the workpiece is finished: along with the progressive departure of stamping mechanism on work piece surface, return shell fragment 5 pulls slider 7 through transfer line two 10, and slider 7 is through transfer line one 9 with two backup pads 4 back, and then cooperates the return shell fragment 5 together with the work piece ejecting.

As shown in fig. 1, two symmetrically distributed insert rods (not shown) are mounted on the mounting plate 1, and the insert rods have a limiting effect on the movement of the support plate 4, so that the support plate 4 can only move along the outer wall of the insert rods (the insert rods are parallel to the sliding grooves 3).

The above description is only of the preferred embodiments of the present utility model, and is not intended to limit the present utility model in any way; those skilled in the art will readily appreciate that the present utility model may be implemented as shown in the drawings and described above; however, those skilled in the art will appreciate that many modifications, adaptations, and variations of the present utility model are possible in light of the above teachings without departing from the scope of the utility model; meanwhile, any equivalent changes, modifications and evolution made to the above embodiments according to the essential technology of the present utility model still fall within the scope of the technical solution of the present utility model.

Claims

1. The utility model provides a resilience sheet mechanism, includes mounting panel (1) and connecting piece, its characterized in that, the top outer wall of mounting panel (1) is through connecting piece slidable mounting backup pad (4), and backup pad (4) are symmetric distribution, two be provided with same resilience piece (5) between backup pad (4), and resilience piece (5) are connected with backup pad (4) through the connecting piece.

2. The rebound sheet mechanism of claim 1, wherein the connecting piece comprises a plurality of transmission rods II (10), the top outer wall of the mounting plate (1) is provided with sliding grooves (3), the sliding grooves (3) are symmetrically distributed, the bottom outer wall of the sliding grooves (3) is slidably provided with sliding blocks (7), one end of each transmission rod II (10) is hinged with the rebound sheet (5), and the other end of each transmission rod II (10) is hinged with the corresponding sliding block (7).

3. A rebound sheet mechanism as claimed in claim 2, wherein the connecting member further comprises a plurality of first transmission rods (9), the supporting plate (4) is provided with a groove (8), one end of the first transmission rods (9) is hinged with the groove (8), and the other end of the first transmission rods (9) is hinged with the sliding block (7).

4. A rebound sheet mechanism as claimed in claim 1, characterised in that the outer walls of the mounting plate (1) are threaded with a threaded rod (2).

5. A rebound sheet mechanism as claimed in claim 4, characterised in that the outer wall of one side of the mounting plate (1) is provided with graduation marks (6).