CN210231108U

CN210231108U - Metal pipe bending machine

Info

Publication number: CN210231108U
Application number: CN201920778528.XU
Authority: CN
Inventors: Wanjun Wang; 王万军; Zhusha Zhu; 朱竹莎
Original assignee: Sichuan Huitong Automobile Pipe Manufacturing Co Ltd
Current assignee: Sichuan Huitong Automobile Pipe Manufacturing Co Ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-04-03
Anticipated expiration: 2029-05-28

Abstract

The utility model relates to the technical field of automobile part processing, in particular to a metal pipe bending machine, which comprises a base, a feeding part, a bending part and a controller, wherein the feeding part and the bending part are arranged on the base and are mutually matched, the feeding part comprises a positioning part and a driving part, and the driving part can be contracted and/or rotated; the bending part comprises a limiting table and a bending table which are coaxially arranged, the bending table is positioned outside the limiting table, and the limiting table and the bending table can lift and rotate along the axis of the limiting table; the limiting platform is provided with two limiting shafts, the bending platform is provided with a bending pin, and the limiting shafts and the bending pin are matched with each other; the driving piece, the limiting table and the bending table are all connected with the controller. The utility model discloses a bender can carry out the operation of bending of multiple angle and direction to different positions of pipe fitting in succession, can bend out two-dimentional and three-dimensional structure's work piece, and it is efficient, the precision is accurate to bend, and this bender is controlled by the controller, and degree of automation is high.

Description

Metal pipe bending machine

Technical Field

The utility model relates to an automobile parts processing technology field especially relates to a can carry out bender of metal pipe fitting multi-angle, bending in succession.

Background

During the production and processing of the automobile metal pipe fitting, the bending processing of the pipe fitting is often involved. When the existing pipe fitting bending machine is used, generally, a pipe fitting is manually positioned and fixed, then a bending mechanism bends the pipe fitting at a certain angle, and the pipe fitting needs to be manually adjusted and positioned every time the pipe fitting is bent. The existing pipe fitting bending machine cannot automatically bend continuously at various angles and directions, and can be realized only by manual assistance when continuously bending at various angles and directions, so that the operation is complex, the positioning accuracy is not high, the production efficiency is low, and the bending quality is unstable.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a metal pipe fitting bender, this bender can carry out the operation of bending of multiple angle and direction to the different positions of pipe fitting in succession, can bend out the work piece of two dimension and three-dimensional structure, and it is efficient, the precision is accurate to bend, and this bender is controlled by the controller, and degree of automation is high.

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

a metal pipe bending machine comprises a base, a feeding part, a bending part and a controller, wherein the feeding part and the bending part are arranged on the base and are matched with each other; the bending part comprises a limiting table and a bending table which are coaxially arranged, the bending table is positioned outside the limiting table, and the limiting table and the bending table can lift and rotate along the axis of the limiting table; the limiting platform is provided with two limiting shafts, the bending platform is provided with a bending pin, and the limiting shafts are matched with the bending pin; the driving piece, the limiting table and the bending table are all connected with the controller.

Further, the driving member is an electric push rod, and a rod part of the electric push rod can be contracted and/or rotated.

Furthermore, the end of the rod part of the electric push rod is provided with a clamping joint and a limiting end block. The clamping joint is clamped and fixed with the end part of the pipe fitting to be processed, and the limiting end block limits the pipe fitting to slide along the rod part.

Furthermore, an annular clamping gasket is arranged outside the clamping head, and a conical surface part is arranged at the end part of the clamping head. Establish conical surface portion and make the card that the joint can be easier block in waiting to process the pipe fitting tip, establish the joint gasket and guarantee that waiting to process the pipe fitting and driving piece be connected closely, guarantee that the driving piece rotation can drive the accurate rotation of pipe fitting.

Furthermore, a sliding rail is arranged on the base, and the driving piece is installed on the sliding rail and can slide and be fixed along the sliding rail.

Furthermore, the positioning piece comprises a positioning seat and a positioning barrel, the positioning seat is provided with a through positioning hole, and the positioning barrel is coaxially connected with the positioning hole. The pipe fitting to be processed is placed in through the end part of the positioning cylinder, and enters the bending part area after being preliminarily positioned by the positioning hole.

Further, the axis of the positioning hole and the axis of the positioning cylinder are perpendicularly intersected with the axis of the limiting table. The pipe fitting to be processed passes through the space between the two limiting shafts in the direction perpendicular to the axis of the limiting table, and the limiting shafts are convenient to fix the pipe fitting.

Furthermore, the positioning seat comprises a first positioning seat and a second positioning seat, the first positioning seat is fixedly installed on the base, the second positioning seat is installed in a sliding groove of the base, and the second positioning seat can slide along the sliding groove.

Furthermore, a pressure sensor is connected to the limiting shaft and connected with the controller. The pressure sensor transmits the pressure of the limiting shaft acting on the pipe fitting to the controller, and the controller controls whether the limiting table rotates or not according to the pressure information to clamp the pipe fitting.

Compared with the prior art, the beneficial effects of the utility model are that:

the bending machine comprises a feeding part, a bending part, a controller and the like, wherein the feeding part is provided with a retractable and rotatable driving piece, and can automatically push a workpiece and drive the workpiece to rotate; the bending part comprises a limiting table and a bending table which are coaxially arranged and can rotate relatively, the workpiece can be clamped and fixed by a limiting shaft on the limiting table when the limiting table is rotated, and the bending table is rotated to enable a bending pin on the bending table to press the workpiece to bend the workpiece; the distance and the turned angle of the steerable driving piece propelling movement work piece of controller, the elevating movement, the direction of rotation and the turned angle size etc. of the steerable spacing platform of controller and the platform of bending, and the motion of driving piece, spacing platform and the platform of bending is mutually supported. Therefore, the utility model discloses a bender can realize continuously, automatically to the operation of bending of different positions of linear workpiece, multiple angle and equidirectional.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is the overall structure schematic diagram of the bending machine of the present invention.

Fig. 2 is the utility model discloses bender looks sideways at the structural schematic.

Fig. 3 is the structure schematic diagram of the bending machine for bending workpieces.

Fig. 4 is a schematic view of a local structure of the middle bending portion of the present invention.

Fig. 5 is a schematic structural diagram of a portion a in fig. 1 according to the present invention.

Reference numerals:

1: a base; 11: a slide rail; 12: a chute; 2: a feeding part; 21: a drive member; 211: a rod portion; 212: a clamping head; 213: a limiting end block; 214: clamping a gasket; 22: a first positioning seat; 23: a second positioning seat; 24: a positioning cylinder; 3: a bending part; 31: a limiting table; 311: a limiting shaft; 32: a bending table; 321: a bending pin; 4: a pipe fitting.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the present invention, it should be understood that the terms "center", "lateral", "up", "down", "left", "right", "inner", "outer", "clockwise", "counterclockwise", "axial", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the product of the present invention is usually placed when in use, or the position or positional relationship that a person skilled in the art usually understands, only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

Furthermore, in the present disclosure, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

The embodiment of the utility model provides a metal pipe bending machine, this bender include base 1, pay-off portion 2, the portion of bending 3 and controller etc. base 1 plays the bearing effect, and pay-off portion 2 and the portion of bending 3 are installed on base 1.

As shown in fig. 1 to 3, the feeding portion 2 is installed at the right side of the base 1, the feeding portion 2 includes a positioning member and a driving member 21, and the driving member 21 can be extended and/or rotated. The setting element is used for fixing a position and treats processing pipe fitting 4, and driving piece 21 is flexible can drive pipe fitting 4 along setting element side-to-side motion, and driving piece 21 rotates and drives pipe fitting 4 and rotate.

As shown in fig. 4, the bending portion 3 is disposed on the left side of the base 1, the bending portion 3 includes a limiting table 31 and a bending table 32, and both the limiting table 31 and the bending table 32 are mechanical axes. Spacing platform 31 is the cylinder type, and bending platform 32 is the cylinder type, and spacing platform 31 and bending platform 31 coaxial setting, spacing platform 31 are located the inboard of bending platform 32, and bending platform 32 is located the outside of spacing platform 31, and spacing platform 31 and bending platform 32 size phase-match. The limiting table 31 and the bending table 32 can rotate along the axis, can rotate relatively, can also rotate simultaneously, and can rotate clockwise or anticlockwise. And the limit table 31 and the bending table 32 can be lifted and lowered in the axial direction.

Two limiting shafts 311 are arranged on the limiting table 31, and the limiting shafts 311 are cylindrical and are located on the end face of the limiting table 31. During operation, waiting to process pipe fitting 4 and being located between two spacing axles 311, rotating spacing platform 31, two spacing axles 311 compress tightly pipe fitting 4 from the both sides of pipe fitting 4, and are fixed with pipe fitting 4. In a further embodiment, the limiting shaft 311 is connected with a pressure sensor, when the limiting shaft 311 contacts the pipe fitting 4, the acting force of the limiting shaft 311 on the pipe fitting 4 can be detected, the pressure sensor is electrically connected with the controller, the pressure information can be transmitted to the controller in real time, the controller controls the rotation of the limiting table 31 according to the pressure information and jointly input control parameters, and the limiting compression or loosening of the pipe fitting 4 is realized.

The bending table 32 is provided with a bending pin 321, the lower part of the bending pin 321 is fixedly connected with the bending table 31 through a locking bolt, and the upper part of the bending pin 321 is in a cylindrical shape. During operation, the bending table 32 is lifted to enable the position of the bending pin 321 to be matched with the positioned pipe fitting 4 to be processed, the bending table 32 is rotated, and the bending pin 321 is matched with the limiting shaft 311 to bend the pipe fitting 4 to be processed.

The driving member 21 is connected to a controller, and the controller can control the extension distance and the rotation angle of the driving member 21. The limiting table 31 and the bending table 32 are connected to the controller, and the controller controls the rotation angle and the lifting of the limiting table 31 and the bending table 32, so that the limiting shaft 311 and the bending pin 321 are matched with each other to complete the bending operation of the preset pipe fitting 4 to be processed.

As shown in fig. 1, 2, 3 and 5, in the present embodiment, the driving member 21 is an electric putter, and includes a driving seat and a rod 211, the driving seat is connected to the base 1, and the rod 211 can be extended and/or rotated. The end of the rod part 211 is provided with a clamping joint 212 and a limiting end block 213, the clamping joint 212 is used for connecting the end part of the pipe fitting 4 to be processed, and the limiting end block 213 is used for limiting the connecting position of the pipe fitting 4 and the driving member 21. The end part of the clamping joint 212 is provided with a conical surface part, so that the clamping joint can be conveniently clamped into the end part of the pipe fitting 4; the clamping joint 212 is externally provided with an annular clamping washer 214, the clamping washer 214 is made of elastic materials, annular teeth are arranged on the periphery of the clamping washer 214, when the clamping joint 212 extends into the end part of the pipe fitting 4, the clamping washer 214 is extruded and deformed, the pipe fitting 4 is tightly connected with the clamping joint 212, relative sliding cannot occur, and the rod part 211 of the driving part 21 is rotated to drive the pipe fitting 4 to rotate.

In the bending machine of the present embodiment, the base 1 is provided with the slide rail 11, the driving seat of the driving element 21 is installed on the slide rail 11, and the driving element 21 can slide up and down or be fixed along the slide rail 11. The driving member 21 can be manually operated and driven by the controller to slide along the slide rail 11.

As shown in fig. 1 to 3, the positioning member includes a positioning seat and a positioning tube 24, the positioning seat is provided with a positioning hole transversely penetrating through the positioning seat, and the positioning tube 24 is coaxially connected with the positioning hole, that is, the positioning tube 24 is connected with the positioning seat. When the pipe bending machine works, a pipe fitting 4 to be processed is placed in through the positioning cylinder 24 and extends into the region of the bending part 3 through the positioning hole to be bent. Further, the extension lines of the axes of the positioning holes and the positioning cylinders 24 are perpendicular to the extension line of the axis of the limiting table 31, that is, in operation, the pipe fitting 4 passes through the two limiting shafts 311 through the upper center point of the limiting table 31. In a further embodiment, the positioning seat includes a first positioning seat 22 and a second positioning seat 23, which are adjacently disposed, the first positioning seat 22 is fixedly installed on the base 1, the second positioning seat 23 is installed in the sliding slot 12 of the base 1, and the second positioning seat 23 can slide up and down along the sliding slot 12. The sliding of the second positioning seat 23 along the sliding chute 12 is controlled by the controller. When the pipe fitting 4 to be machined is long and can be machined into a plurality of workpieces, the pipe fitting 4 can be cut by sliding the second positioning seat 23 up and down after bending machining of one workpiece is completed.

When the pipe bending machine works, one end of the pipe fitting 4 to be machined is placed in the positioning barrel 24, the other end of the pipe fitting 4 is matched and clamped with the clamping joint 212 of the driving piece 31, control parameters are input, and the driving piece 31, the limiting table 31, the bending table 32 and the like are matched and run to finish the bending machining of the pipe fitting 4. Obviously, the utility model discloses a bender not only is applicable to the processing of bending of pipe fitting, still can be applied to the processing of bending of wire rod, rod and other tubular product.

Claims

1. The metal pipe bending machine comprises a base (1), a feeding part (2), a bending part (3) and a controller, wherein the feeding part (2) and the bending part (3) are arranged on the base (1) and are matched with each other, and the metal pipe bending machine is characterized in that the feeding part (2) comprises a positioning part and a driving part (21), and the driving part (21) can be contracted and/or rotated; the bending part (3) comprises a limiting table (31) and a bending table (32) which are coaxially arranged, the bending table (32) is positioned on the outer side of the limiting table (31), and the limiting table (31) and the bending table (32) can lift and rotate along the axis of the limiting table; two limiting shafts (311) are arranged on the limiting table (31), a bending pin (321) is arranged on the bending table (32), and the limiting shafts (311) are matched with the bending pin (321); the driving piece (21), the limiting table (31) and the bending table (32) are all connected with the controller.

2. Machine for bending metal tubes according to claim 1, wherein said driving member (21) is an electric push rod, the rod (211) of which is retractable and/or rotatable.

3. The metal pipe bending machine according to claim 2, wherein the end of the rod part (211) of the electric push rod is provided with a clamping joint (212) and a limiting end block (213).

4. The metal pipe bending machine according to claim 3, wherein an annular snap washer (214) is arranged outside the snap joint (212), and the end of the snap joint (212) is provided with a conical surface portion.

5. The metal pipe bending machine according to claim 4, wherein said base (1) is provided with a sliding rail (11), and said driving member (21) is mounted on said sliding rail (11) and can slide and be fixed along said sliding rail (11).

6. The metal pipe bending machine according to claim 5, wherein said positioning member comprises a positioning seat and a positioning cylinder (24), said positioning seat is provided with a positioning hole therethrough, and said positioning cylinder (24) is coaxially connected with said positioning hole.

7. Machine for bending metal tubes according to claim 6, wherein the axes of said positioning holes and of said positioning cylinders (24) perpendicularly intersect the axis of said stop (31).

8. The metal pipe bending machine according to claim 6, wherein said positioning seats comprise a first positioning seat (22) and a second positioning seat (23), said first positioning seat (22) is fixedly mounted on said base (1), said second positioning seat (23) is mounted in a sliding slot (12) of said base (1), and said second positioning seat (23) can slide along said sliding slot (12).

9. The metal pipe bending machine according to any one of claims 1 to 8, wherein a pressure sensor is connected to the limiting shaft (311), and the pressure sensor is connected to the controller.