CN211276040U

CN211276040U - Steel pipe chamfer cold press forming device

Info

Publication number: CN211276040U
Application number: CN201922233284.XU
Authority: CN
Inventors: 罗国平; 范庆阳; 陈斌
Original assignee: Shiyan Ruitai Auto Parts Co ltd
Current assignee: Shiyan Ruitai Auto Parts Co ltd
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2020-08-18
Anticipated expiration: 2029-12-13

Abstract

The utility model discloses a steel pipe chamfer cold pressing forming device, which relates to the technical field of automobile manufacturing and comprises two oppositely arranged die group discs, wherein the die group discs are respectively connected with pressing blocks corresponding to a squaring machine and also comprise two chamfer dies and a supporting protective sleeve; the die set disc is provided with an installation limiting hole for inserting the corresponding chamfering die; the outer wall of the chamfering die is provided with a limiting step, and the inner part of the chamfering die is provided with a forming cavity matched with the steel pipe to be processed; the supporting protective sleeve is sleeved in the middle of the steel pipe to be processed and used for supporting the steel pipe to be processed and preventing the steel pipe to be processed from being deformed under stress.

Description

Steel pipe chamfer cold press forming device

Technical Field

The utility model relates to an automobile manufacturing technical field, specifically steel pipe chamfer cold press forming device.

Background

In the prior automobile manufacturing process, two ends of a cut steel pipe need to be chamfered, in the prior art, chamfering and milling are usually carried out by using a disc milling cutter matched with a milling machine after the steel pipe is pushed, for example, a steel pipe pushing device (patent application number: 201821839358.3), and the processing mode has the problems of low processing efficiency, large cutter consumption, unstable part processing size and the like.

SUMMERY OF THE UTILITY MODEL

To the defect that exists among the prior art, the utility model aims to provide a steel pipe chamfer forming device that colds presses has improved work efficiency, has reduced the cutter cost to can guarantee product quality.

In order to achieve the above purpose, the utility model adopts the technical proposal that: a steel pipe chamfering and cold-pressing forming device comprises two oppositely arranged die set discs, two chamfering dies and a supporting protective sleeve, wherein the die set discs are respectively connected with pressing blocks corresponding to a squaring machine; the die set disc is provided with an installation limiting hole for inserting the corresponding chamfering die; the outer wall of the chamfering die is provided with a limiting step, and the inner part of the chamfering die is provided with a forming cavity matched with the steel pipe to be processed; the supporting protective sleeve is sleeved in the middle of the steel pipe to be processed and used for supporting the steel pipe to be processed and preventing the steel pipe to be processed from being deformed under stress.

The further improvement lies in that: the mould group plate is connected with the guide rod in a sliding mode through a sliding sleeve.

The further improvement lies in that: the die set disc and the sliding sleeve are of an integrated structure.

The further improvement lies in that: the installation limiting hole and the forming cavity are communicated, and the steel pipe to be processed can penetrate out conveniently.

The further improvement lies in that: the supporting and protecting sleeve comprises an upper half tile and a lower half tile which are oppositely arranged, and the upper half tile and the lower half tile are connected through bolts.

The further improvement lies in that: the steel pipe to be processed is a square pipe or a round pipe.

The beneficial effects of the utility model reside in that:

1. the utility model discloses with the processing mode comparison before changing, the chamfer is colded pressing and is taken shape and increase 2 group's chamfer moulds on current side of pushing away equipment, has only increased 1 work step in the side of pushing away process to reduce equipment, cutter consumption and the operating personnel that are equipped with, reduction in production cost improves the work efficiency.

2. The utility model discloses in, owing to be mould extrusion moulding, the chamfer size is guaranteed by the mould, so the size is stable, and product quality can guarantee.

Drawings

FIG. 1 is a schematic structural view of a steel pipe chamfer cold press forming device in an embodiment of the present invention;

fig. 2 is a schematic structural view of a die set disc in an embodiment of the present invention;

fig. 3 is a schematic structural view of the chamfer die in the embodiment of the present invention.

Reference numerals:

1-a die set tray; 11-installing a limiting hole; 12-a sliding sleeve; 2-chamfering the angle mold; 21-forming a cavity; 22-a limit step; 3, a steel pipe to be processed; 4-supporting a protective sleeve; 5-a guide rod.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout.

In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and the positional relationship are indicated based on the orientation or the positional relationship shown in the drawings, and the description is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or the element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present invention.

The technical solution and the advantages of the present invention will be more clear and clear by further describing the embodiments of the present invention with reference to the drawings of the specification. The embodiments described below are exemplary and are intended to be illustrative of the present invention, but should not be construed as limiting the invention.

Referring to fig. 1, an embodiment of the present invention provides a steel pipe chamfer cold press forming device, which includes two oppositely disposed die set discs 1, wherein the die set discs 1 are respectively connected to pressing blocks corresponding to a squaring machine, and further includes two chamfer dies 2 and a supporting protective sleeve 4; specifically, the steel pipe 3 to be processed is a square pipe or a circular pipe.

Referring to fig. 2, the die set plate 1 is provided with an installation limiting hole 11 for inserting the corresponding chamfer die 2;

referring to fig. 3, the outer wall of the chamfer mould 2 is provided with a limit step 22, and the chamfer mould 2 is internally provided with a forming cavity 21 matched with the steel pipe 3 to be processed; specifically, the installation limiting hole 11 and the forming cavity 21 are both through shapes, so that the steel pipe 3 to be processed can penetrate out conveniently.

The supporting protective sleeve 4 is sleeved in the middle of the steel pipe 3 to be processed and used for supporting the steel pipe 3 to be processed and preventing the steel pipe 3 to be processed from being stressed and deformed. Specifically, the supporting and protecting sleeve 4 comprises an upper half tile and a lower half tile which are oppositely arranged, and the upper half tile and the lower half tile are connected through bolts.

Specifically, the steel pipe chamfer cold press forming device further comprises a guide rod 5 arranged along the movement direction of the die set disc 1, and the die set disc 1 is in sliding connection with the guide rod 5 through a sliding sleeve 12. In this embodiment, the mold set tray 1 and the sliding sleeve 12 are an integrated structure.

The utility model discloses a theory of operation does:

the steel pipe to be processed is fixed in the supporting protective sleeve, then a proper chamfering die is selected to be loaded into the corresponding die group disc, after the installation is completed, the die group disc is driven to move through the pressing block of the square pushing machine, and then the chamfering die is pushed to perform cold press forming of chamfering on the steel pipe to be processed.

In the description of the specification, reference to the description of "one embodiment," "preferably," "an example," "a specific example" or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention, and schematic representations of the terms in this specification do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

With the above structure and principle in mind, those skilled in the art should understand that the present invention is not limited to the above embodiments, and all modifications and substitutions based on the present invention and adopting the known technology in the art are within the scope of the present invention, which should be limited by the claims.

Claims

1. The utility model provides a steel pipe chamfer forming device that colds presses, includes two relative die set dish (1) that set up, die set dish (1) is connected its characterized in that with the briquetting that the side of pushing away machine corresponds respectively: the device also comprises two chamfer moulds (2) and a supporting protective sleeve (4);

the die set disc (1) is provided with an installation limiting hole (11) for inserting the corresponding chamfer die (2);

the outer wall of the chamfering die (2) is provided with a limiting step (22), and a forming cavity (21) matched with the steel pipe (3) to be processed is arranged in the chamfering die (2);

the supporting protective sleeve (4) is sleeved in the middle of the steel pipe (3) to be processed and used for supporting the steel pipe (3) to be processed and preventing the steel pipe (3) to be processed from being stressed and deformed.

2. The steel pipe chamfer cold press forming device according to claim 1, characterized in that: still include guide bar (5) that set up along mould group dish (1) direction of motion, mould group dish (1) is through sliding sleeve (12) and guide bar (5) sliding connection.

3. The steel pipe chamfer cold press forming device according to claim 2, characterized in that: the die set disc (1) and the sliding sleeve (12) are of an integrated structure.

4. The steel pipe chamfer cold press forming device according to claim 1, characterized in that: the mounting limiting hole (11) and the forming cavity (21) are communicated, and the steel pipe (3) to be processed can penetrate out conveniently.

5. The steel pipe chamfer cold press forming device according to claim 1, characterized in that: the supporting and protecting sleeve (4) comprises an upper half tile and a lower half tile which are oppositely arranged, and the upper half tile and the lower half tile are connected through bolts.

6. The steel pipe chamfer cold press forming device according to claim 1, characterized in that: the steel pipe (3) to be processed is a square pipe or a round pipe.