CN219541540U

CN219541540U - Sheet metal connector stamping auxiliary device for rail transit

Info

Publication number: CN219541540U
Application number: CN202223574589.5U
Authority: CN
Inventors: 杨晔
Original assignee: Changzhou Tuodun Precision Machinery Co ltd
Current assignee: Changzhou Tuodun Precision Machinery Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-08-18
Anticipated expiration: 2032-12-30

Abstract

The utility model relates to the technical field of sheet metal part stamping, in particular to a sheet metal connecting part stamping auxiliary device for rail transit, which comprises a mounting seat and an extrusion plate, wherein a stamping die is detachably arranged at the upper end of the mounting seat, and two parallel lug plates are fixed on the outer wall of one end of the mounting seat; a fixed shaft is arranged between the two ear plates, a rotating plate is arranged on the fixed shaft, one end of the rotating plate is rotationally connected with the fixed shaft, a torsion spring is arranged between the rotating plate and the fixed shaft, a push block is fixed at the top end of the rotating plate, and a lug extending into the stamping die is arranged at one end of the push block; the extrusion plate is positioned right above the push block. When the device is used for stamping operation, the extrusion plate extrudes the push block in advance, so that the push block is far away from the stamping die, and after the stamping is completed, the push block drives the push block to reset rapidly through the torsion spring, and the connecting piece in the stamping die is ejected out through the convex block, so that the connecting piece is prevented from being taken out manually, the processing efficiency is improved, and the potential safety hazard is reduced.

Description

Sheet metal connector stamping auxiliary device for rail transit

Technical Field

The utility model relates to the technical field of sheet metal part stamping, in particular to a sheet metal connecting part stamping auxiliary device for rail transit.

Background

Rail traffic refers to a type of vehicle or transportation system in which an operating vehicle needs to travel on a particular track. In a rail transit system, various connecting pieces are required to be used for fixedly connecting two objects;

in order to meet the installation requirement, some connecting pieces need to be punched and bent, at present, after the connecting pieces are punched, the connecting pieces in the punching die need to be manually taken out, slowed down processing efficiency and certain potential safety hazards exist, and therefore, the sheet metal connecting piece punching auxiliary device for rail transit is provided for solving the problems.

Disclosure of Invention

The utility model aims to solve the defects that after stamping is carried out on a connecting piece in the prior art, the connecting piece in a stamping die needs to be manually taken out, the processing efficiency is slowed down, and certain potential safety hazards exist.

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

the utility model provides a sheet metal connecting piece punching press auxiliary device for track traffic, includes mount pad and stripper plate, the upper end of mount pad detachably installs the punching press mould, and is fixed with two otic placodes that are parallel on the one end outer wall of mount pad;

a fixed shaft is arranged between the two lug plates, a rotating plate is arranged on the fixed shaft, one end of the rotating plate is rotationally connected with the fixed shaft, a torsion spring is arranged between the rotating plate and the fixed shaft, a pushing block is fixed at the top end of the rotating plate, and a lug extending into the stamping die is arranged at one end of the pushing block;

the extrusion plate is located directly over the push block, the extrusion plate extrudes the push block in advance during punching operation, so that the push block is far away from the punching die, and after punching is finished, the extrusion plate is driven to ascend when the dies are separated, so that the extrusion plate is separated from the push block, meanwhile, the push block drives the push block to reset rapidly through the torsion spring, and the connecting piece in the punching die is ejected out through the protruding block, so that artificial removal of the connecting piece is avoided, the processing efficiency is improved, and potential safety hazards are reduced.

As a preferable technical scheme of the utility model, the number of the torsion springs is two, the two torsion springs are respectively positioned at two sides of the rotating plate, the torsion springs are sleeved on the fixed shaft, the torsion springs are arranged at two sides to improve the stress uniformity of the rotating plate, and the rotating plate can be driven to reset at the rotating shaft through the torsion springs.

As a preferable technical scheme of the utility model, the back of the rotating plate is provided with the groove, and the end part of the torsion spring is clamped in the groove, so that the sliding of the end part of the torsion spring is reduced.

As a preferable technical scheme of the utility model, the upper surface of the push block is obliquely arranged in the direction of the stamping die, a rubber layer is arranged at one end of the push block, which is close to the stamping die, and the rubber layer is positioned at two sides of the lug, so that the sound generated by impact between the push block and the stamping die during reset is reduced through the rubber layer.

As a preferable technical scheme of the utility model, the extruding plate is arranged on the upper die of the stamping device, the bottom end of the extruding plate is arranged in an arc shape, and when the upper die of the stamping device descends to perform stamping operation, the extruding plate is driven to descend at the same time, and the pushing block is conveniently pushed by the bottom end arranged in the arc shape to rotate outwards.

As a preferable technical scheme of the utility model, the distance between the two ear plates is larger than the width of the extrusion plate, so that the extrusion plate can be inserted into the interval formed by the two ear plates, the fixed shaft and the mounting seat when moving downwards.

The beneficial effects of the utility model are as follows:

when the device is used for stamping operation, the extrusion plate extrudes the push block in advance, so that the push block is far away from the stamping die, and after stamping is finished, the die is separated, the push block is driven to ascend to separate from the push block, meanwhile, the push block drives the push block to reset rapidly through the torsion spring, and the connecting piece in the stamping die is ejected out through the lug, so that artificial removal of the connecting piece is avoided, the processing efficiency is improved, and the potential safety hazard is reduced.

Drawings

Fig. 1 is a schematic structural diagram of a sheet metal connector stamping auxiliary device for rail transit provided by the utility model;

FIG. 2 is a schematic diagram of the structure at A in FIG. 1;

fig. 3 is a schematic structural diagram of a push block in the sheet metal connector stamping auxiliary device for track traffic.

In the figure: 1. a mounting base; 2. stamping die; 3. ear plates; 4. a fixed shaft; 5. a rotating plate; 51. a groove; 6. a pushing block; 61. a rubber layer; 7. a bump; 8. an extrusion plate; 9. and (3) a torsion spring.

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 stamping auxiliary device for sheet metal connecting parts for rail transit comprises a mounting seat 1 and an extrusion plate 8, wherein a stamping die 2 is detachably arranged at the upper end of the mounting seat 1, two sides of the stamping die 2 are fixed on the mounting seat 1 through bolts, stamping dies 2 of different types can be replaced according to requirements, and two parallel lug plates 3 are fixed on the outer wall of one end of the mounting seat 1;

a fixed shaft 4 is arranged between the two ear plates 3, a rotating plate 5 is arranged on the fixed shaft 4, one end of the rotating plate 5 is rotationally connected with the fixed shaft 4, one end of the rotating plate 5 is provided with a sleeve pipe which is sleeved on the fixed shaft 4 and rotationally connected with the fixed shaft 4, and a torsion spring 9 is arranged between the rotating plate 5 and the fixed shaft 4;

it should be noted that:

the number of the torsion springs 9 is two, the two torsion springs 9 are respectively positioned at two sides of the rotary plate 5, the torsion springs 9 are sleeved on the fixed shaft 4, the stress uniformity of the rotary plate 5 is improved through the arrangement of the torsion springs 9 at two sides, the rotary plate 5 can be driven to reset at the rotary shaft through the torsion springs 9, the back of the rotary plate 5 is provided with the groove 51, the end part of the torsion springs 9 is clamped in the groove 51, and the sliding of the end part of the torsion springs 9 is reduced;

meanwhile, a push block 6 is fixed at the top end of the rotating plate 5, a bump 7 extending into the stamping die 2 is arranged at one end of the push block 6, the upper surface of the push block 6 is obliquely arranged towards the stamping die 2, a rubber layer 61 is arranged at one end, close to the stamping die 2, of the push block 6, the rubber layer 61 is positioned at two sides of the bump 7, and sound generated by collision between the push block 6 and the stamping die 2 during reset is reduced through the rubber layer 61;

the stripper plate 8 is located directly over the push block 6, the stripper plate 8 is mounted on an upper die of the punching apparatus, and the bottom end of the stripper plate 8 is in an arc-shaped arrangement, when the upper die of the punching apparatus descends to carry out punching operation, the stripper plate 8 is driven to descend simultaneously, and the bottom end arranged in the arc-shaped arrangement is convenient to push the push block 6, so that the push block is rotated outwards.

It should be noted that the distance between the two ear plates 3 is larger than the width of the pressing plate 8, so that the pressing plate 8 can be inserted into the space formed by the two ear plates 3, the fixed shaft 4 and the mounting base 1 when moving downward.

In this embodiment: the extrusion plate 8 is fixed on an upper die of a stamping machine and is positioned right above the push block 6, the upper die drives the extrusion plate 8 to descend during stamping operation, the push block 6 is extruded by the extrusion plate 8 in advance, the extrusion plate is enabled to rotate outwards on the fixed shaft 4 and far away from the stamping die 2, sheet metal parts are stamped through the cooperation of the upper die and the stamping die 2, after stamping is completed, the extrusion plate 8 is driven to ascend simultaneously when the dies are separated, the push block 6 drives the push block 6 to quickly reset through the torsion spring 9 when the extrusion plate 8 is separated from the push block 6, and a connecting piece in the stamping die 2 is ejected from the other side through the convex block 7, so that artificial removal of the connecting piece is avoided, the machining efficiency is improved, and potential safety hazards are reduced.

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 sheet metal connecting piece punching press auxiliary device for track traffic, includes mount pad (1) and stripper plate (8), its characterized in that, stamping die (2) is detachably installed to the upper end of mount pad (1), and is fixed with two otic placodes (3) that are parallel on the one end outer wall of mount pad (1);

a fixed shaft (4) is arranged between the two ear plates (3), a rotating plate (5) is arranged on the fixed shaft (4), one end of the rotating plate (5) is rotationally connected with the fixed shaft (4), a torsion spring (9) is arranged between the rotating plate (5) and the fixed shaft (4), a push block (6) is fixed at the top end of the rotating plate (5), and a lug (7) extending into the stamping die (2) is arranged at one end of the push block (6);

the extrusion plate (8) is positioned right above the push block (6).

2. The sheet metal connector stamping auxiliary device for track traffic according to claim 1, wherein the number of the torsion springs (9) is two, the two torsion springs (9) are respectively located at two sides of the rotating plate (5), and the torsion springs (9) are sleeved on the fixed shaft (4).

3. The sheet metal connector stamping auxiliary device for track traffic according to claim 2, characterized in that the back of the rotating plate (5) is provided with a groove (51), and the end part of the torsion spring (9) is clamped in the groove (51).

4. The sheet metal connector stamping auxiliary device for track traffic according to claim 1, wherein the upper surface of the push block (6) is obliquely arranged towards the stamping die (2), and a rubber layer (61) is arranged at one end of the push block (6) close to the stamping die (2), and the rubber layer (61) is positioned at two sides of the protruding block (7).

5. The sheet metal connector stamping auxiliary device for track traffic according to claim 1, wherein the extrusion plate (8) is mounted on an upper die of a stamping apparatus, and the bottom end of the extrusion plate (8) is arranged in an arc shape.

6. The sheet metal connector stamping auxiliary device for rail transit as claimed in claim 5, wherein the distance between two lug plates (3) is greater than the width of the extrusion plate (8).