CN202387795U

CN202387795U - Section bar bending machine

Info

Publication number: CN202387795U
Application number: CN 201120525317
Authority: CN
Inventors: 杜明德; 杨龙刚; 任天纵
Original assignee: Shaanxi Euease Automobile Co Ltd
Current assignee: Shaanxi Euease Automobile Co Ltd
Priority date: 2011-12-15
Filing date: 2011-12-15
Publication date: 2012-08-22
Anticipated expiration: 2021-12-15

Abstract

The utility model relates to a section bar bending machine which is characterized in that: the section bar bending machine comprises a limit working platform and a torsion bar assembly, wherein the limit working platform comprises a platform, upright posts, a fixed rotation shaft and a limit circular arc; the upright posts, the fixed rotation shaft and the limit circular arc are fixedly connected with the platform; the torsion bar assembly comprises a bearing, a torsion bar, a rolled round bar, a transition connection piece and a rolling bearing; the bearing is fixed on the torsion bar and is connected with the fixed rotation shaft; the rolled round bar is fixedly connected with the transition connection piece; the transition connection piece is fixedly connected with the torsion bar; the rolling bearing is connected with a torsion rod; and a bending workpiece is arranged among the upright posts, the limit circular arc and the rolled round bar. With the adoption of the section bar bending machine, the operation is simple, the technical requirements of the design can be met, the work efficiency is high, the using performance of a section bar is ensured, and the product quality is ensured.

Description

Section bar bending machine

Technical Field

The utility model belongs to the mechanical equipment field especially relates to a section bar bender.

Background

In the manufacturing process of the passenger car body framework, more sections need to be bent in a three-dimensional space, the conventional bending method adopts hot bending, namely a bending method of baking, the mode enables the sections to have large deformation, the design size requirement is difficult to achieve, and the working efficiency is very low. The material of the section bar is also changed, and the use performance is influenced.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a section bar bender to overcome the defect that exists among the prior art.

The technical scheme of the utility model: the utility model provides a section bar bender which characterized in that: comprises a limiting working platform and a torsion bar assembly; the limiting working platform comprises a platform, and an upright column, a fixed rotating shaft and a limiting arc which are fixedly connected with the platform respectively; the torsion bar assembly comprises a bearing, a torsion bar, a rolling round bar, a transition connecting piece and a rolling bearing, wherein the bearing is fixed on the torsion bar and connected with the fixed rotating shaft; the bending workpiece is arranged among the upright post, the limiting circular arc and the rolling round bar.

The upright post, the fixed rotating shaft and the limiting circular arc are respectively welded with the platform.

The rolling round bar and the torsion bar are respectively welded with the transition connecting piece.

The technical effects of the utility model are that:

the utility model is simple in operation, can satisfy the technical requirement of design, work efficiency is very high, has guaranteed section bar performance, has guaranteed product quality.

The invention will be further explained with reference to the drawings of the embodiments.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment.

Fig. 2 is a top view of fig. 1.

The reference numbers are as follows:

1-a platform; 2. 3, a column; 4, a bearing; 5, fixing a rotating shaft; 6-a torsion bar; 7-limiting arc; 8. rolling the round bar; 9-a transition piece; 10-bending the workpiece; 11-rolling bearing.

Detailed Description

The utility model discloses this kind of section bar bender, generally be applicable to passenger train automobile body skeleton, the section bar that needs three-dimensional space to bend.

Referring to fig. 1 and 2, the concrete structure of the profile bending machine is as follows: comprises a limiting working platform and a torsion bar assembly; the limiting working platform comprises a platform 1, and upright columns 2 and 3, a fixed rotating shaft 5 and a limiting arc 7 which are fixedly connected with the platform 1 respectively; the torsion bar assembly comprises a bearing 4, a torsion bar 6, a rolling round bar 8, a transition connecting piece 9 and a rolling bearing 11, wherein the bearing 4 is fixed on the torsion bar 6 and connected with the fixed rotating shaft 5, the rolling round bar 8 is fixedly connected with the transition connecting piece 9, the transition connecting piece 9 is fixedly connected with the torsion bar 6, and the rolling bearing 11 is connected with the torsion bar 6; the bending workpiece 10 is arranged between the upright posts 2 and 3, the limiting circular arc 7 and the rolling round bar 8.

In the embodiment, the upright posts 2 and 3, the fixed rotating shaft 5 and the limiting arc 7 can be respectively connected with the platform 1 in a welding mode.

The rolling round bar 8 and the torsion bar 6 in the embodiment can be respectively connected with the transition piece 9 by welding.

The utility model discloses a working method does: when the bending machine works, the bearing 4 is provided with and fixes the rotating shaft 5, force is applied through the other end of the torsion bar 6, meanwhile, the rolling bearing 11 rolls on the platform 1, and the bending workpiece 10 is limited by the upright posts 2 and 3 and the limiting arc 7 respectively, so that the bending function of the bending workpiece 10 is completed.

Claims

1. The utility model provides a section bar bender which characterized in that: comprises a limiting working platform and a torsion bar assembly; wherein,

the limiting working platform comprises a platform (1), and upright columns (2, 3), a fixed rotating shaft (5) and a limiting arc (7) which are fixedly connected with the platform (1) respectively; the torsion bar assembly comprises a bearing (4), a torsion bar (6), a rolling round bar (8), a transition connecting piece (9) and a rolling bearing (11), wherein the bearing (4) is fixed on the torsion bar (6) and is connected with the fixed rotating shaft (5), the rolling round bar (8) is fixedly connected with the transition connecting piece (9), the transition connecting piece (9) is fixedly connected with the torsion bar (6), and the rolling bearing (11) is connected with the torsion bar (6); the bending workpiece (10) is arranged among the upright posts (2, 3), the limiting arc (7) and the rolling round bar (8).

2. Profile bending machine according to claim 1, characterized in that: the upright columns (2 and 3), the fixed rotating shaft (5) and the limiting arc (7) are respectively welded with the platform (1).

3. Profile bending machine according to claim 1 or 2, characterized in that: the rolling round bar (8) and the torsion bar (6) are respectively welded with the transition connecting piece (9).