Double-machine-head pipe bending machine

Abstract

The utility model discloses a double-machine-head pipe bending machine, which relates to the technical field of pipe processing equipment and is characterized by comprising a machine frame, a pipe feeding mechanism and two pipe bending mechanisms are slidably connected onto the machine frame, and the two pipe bending mechanisms are positioned at one end of the machine frame and are symmetrically arranged. The pipe feeding mechanism is located above the rack and faces the two pipe bending mechanisms, each pipe bending mechanism comprises a workbench, a first mold frame, a second mold frame and a third mold frame, the workbench is rotationally connected with a rotating arm, the first mold frame is located on the rotating arm, and the second mold frame is located on the second mold frame. The second mold frame is located at the rotating joint of the workbench and the rotating arm, and the third mold frame is located on the workbench. Through the arrangement of the structure, two sets of pipe bending dies with different specifications can be respectively arranged on the two sets of pipe bending mechanisms of the pipe bending machine, so that after the pipe bending machine finishes machining of one batch, the dies can work again without being disassembled and assembled.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipe processing equipment technical field more specifically, it relates to a double head pipe bending machine. BACKGROUND

[0002] The pipe bending machine is a kind of equipment for bending metal pipe into different shapes, is widely used in electric power construction, public railway construction, boiler, bridge, ship and other fields, and the main function of pipe bending machine is to bend pipe into the shape and angle required to meet the needs of different industries.

[0003] In the traditional pipe processing industry, pipe bending is a basic and important process, which needs to be bent according to the specification, material and required bending angle and radius of pipe, the traditional pipe bending machine mainly has manual and automatic two types, the operation of manual pipe bending machine mainly relies on the skill and experience of operator to control the bending angle and shape of pipe, which is not only inefficient, but also the bending accuracy and repeatability are difficult to guarantee, the existing automatic pipe bending machine realizes partial automatic bending process through mechanical or electronic control, although the processing accuracy and speed are improved, but in the processing process, due to the different product requirements of different pipes, the molds used are different, after completing the processing of a pipe, the mold needs to be disassembled and installed again to process again, which will cause the pipe bending machine to stop for a period of time, greatly affecting the bending processing efficiency of pipe.

[0004] Therefore, it is necessary to provide a double head pipe bending machine to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a double head pipe bending machine to solve the problems in the background art.

[0006] The above technical purpose of the utility model is realized by the following technical scheme:

[0007] A double head pipe bending machine, including frame, pipe feeding mechanism and two groups of pipe bending mechanisms are slidably connected on the frame, two groups of pipe bending mechanisms are located at one end of the frame and symmetrically arranged, the pipe feeding mechanism is located above the frame and is arranged towards two groups of pipe bending mechanisms, the pipe bending mechanism includes workbench, die holder one, die holder two and die holder three, the workbench is rotatably connected with rotating arm, the die holder one is located on the rotating arm, the die holder two is located at the rotating connection of the workbench and the rotating arm, and the die holder three is located on the workbench.

[0008] The technical scheme of the utility model is further provided as follows: two groups of pipe bending mechanisms are slidably connected on the frame through connecting plate, and two workbenches are slidably connected on the connecting plate.

[0009] The utility model discloses a further setting technical scheme is: the connecting plate is through slide rail sliding connection on the frame, the bottom fixed connection of connecting plate has rack no.

[0010] The utility model discloses a further setting technical scheme is: two workstations are through slide rail sliding connection on the connecting plate, and the bottom rotatory connection of workbench has support disc, be equipped with lifting mechanism on the connecting plate, and the lifting mechanism includes the support plate and cylinder no.

[0011] The utility model discloses a further setting technical scheme is: the pipe material feeding mechanism includes moving plate, motor no. 2, motor no. 3 and clamping sleeve, motor no. 2, motor no. 3 and clamping sleeve all are located on moving plate, and moving plate is through slide rail sliding connection on the frame, and the rack no.

[0012] The utility model discloses a further setting technical scheme is: clamping sleeve rotatory connection is in moving plate, and motor no. 3 is located above clamping sleeve and is transmission connection with it.

[0013] The utility model discloses a further setting technical scheme is: the mould frame no. 1 and the mould frame no. 3 are through slide rail respectively sliding connection on rotating arm and workbench, and the mould frame no. 1 and the mould frame no. 3 are respectively equipped with cylinder no. 2 and cylinder no. 3 on the corresponding slide rail, cylinder no. 2 is fixedly connected on the corresponding slide rail of mould frame no. 1, and the mould frame no. 1 is fixedly connected on the telescopic end of cylinder no. 2, cylinder no. 3 is slidingly connected on the corresponding slide rail of mould frame no. 3, and the mould frame no. 3 is fixedly connected on the telescopic end of cylinder no. 3, and the telescopic direction of cylinder no. 3 is perpendicular to the length direction of its corresponding slide rail.

[0014] Due to the adoption of the above technical scheme, the utility model discloses relative to prior art, and the technical progress that has obtained is:

[0015] The two groups of pipe bending mechanisms are arranged on the rack, so that the pipe feeding mechanism cooperates with the die arranged on one group of the pipe bending mechanisms to perform pipe bending, and then the pipe feeding mechanism can cooperate with the other group of the pipe bending mechanisms to perform work immediately after adjustment, without stopping and replacing the die, so that the pipe bending processing efficiency is greatly improved, and the connecting plate can adjust the horizontal position of the workbench, and the lifting mechanism can adjust the height position of the workbench on the connecting plate, so that the pipe material can be adjusted in real time according to the processing requirements of the pipe material, so as to ensure the processing precision of the pipe material. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 Structure diagram of the utility model Figure 1 ;

[0017] Figure 2 Structure diagram of the utility model Figure 2 ;

[0018] Figure 3 Structure diagram of the utility model Figure 3 ;

[0019] Figure 4 is Figure 3 the enlarged view of A in the utility model;

[0020] Figure 5 Structure diagram of the pipe feeding mechanism in the utility model.

[0021] In the figure: 1, rack; 2, workbench; 3, die frame one; 4, die frame two; 5, die frame three; 6, rotating arm; 7, connecting plate; 8, rack one; 9, motor one; 10, gear one; 11, support disc; 12, support plate; 13, cylinder one; 14, moving plate; 15, motor two; 16, motor three; 17, clamping sleeve; 18, rack two; 19, gear two; 20, cylinder two; 21, cylinder three. DETAILED DESCRIPTION

[0022] In order to more clearly understand the technical means of the utility model, and can be implemented according to the content of the specification, the specific embodiments of the utility model are further described in detail below, the following examples are used to illustrate the utility model, but not to limit the scope of the utility model. EMBODIMENT

[0023] Reference Figures 1 to 4The utility model provides a double -end elbow bender, including frame 1, pipe material feeding mechanism and two groups of elbow mechanism are connected on frame 1 slidingly, two groups of elbow mechanism are located one end of frame 1 and present symmetrical setting, and pipe material feeding mechanism is located the top of frame 1 and is towards two groups of elbow mechanism setting, and elbow mechanism includes workstation 2, mould frame one 3, mould frame two 4 and mould frame three 5, workstation 2 is rotatably connected with rotating arm 6, mould frame one 3 is located rotating arm 6, mould frame two 4 is located the rotatable junction of workstation 2 and rotating arm 6, and mould frame three 5 is located workstation 2.

[0024] Reference Figures 1 to 4 Two groups of elbow mechanism are slidably connected on frame 1 through connecting plate 7, two workstation 2 are slidably connected on connecting plate 7, connecting plate 7 is slidably connected on frame 1 through slide rail, the bottom end of connecting plate 7 is fixedly connected with rack one 8, and motor one 9 is arranged in frame 1, the output shaft of motor one 9 is provided with gear one 10 that meshes with rack one 8, two workstation 2 are slidably connected on connecting plate 7 through slide rail, and the bottom end of workstation 2 is rotatably connected with support disc 11, lifting mechanism is arranged on connecting plate 7, lifting mechanism includes support plate 12 located under workstation 2 and cylinder one 13, support plate 12 is fixedly connected on the telescopic end of cylinder one 13, support plate 12 is slidably connected on connecting plate 7 through slide rail, the cross section shape of support plate 12 is right trapezoid and is in abutment with the bottom end of support disc 11, through the setting of above-mentioned structure, when motor one 9 starts, the gear one 10 on its output shaft rotates, so that the rack one 8 meshed with it moves horizontally, connecting plate 7 drives two workstation 2 to move horizontally at this time, adjusts the horizontal position of two workstation 2, and the lifting mechanism located under workstation 2 can move horizontally on connecting plate 7 along its corresponding slide rail by starting cylinder one 13 at this time, at this time, because support disc 11 always keeps in abutment with support plate 12, the horizontal movement of support plate 12 will affect the height of support disc 11, and then the height position of workstation 2 on connecting plate 7 is adjusted, through the adjustment of above-mentioned orientation, the two workstation 2 of the utility model can be adjusted respectively, and do not interfere with each other during working, and can adapt to more pipe material specification needs.

[0025] Reference Figures 1 to 5As shown, the pipe feeding mechanism comprises a moving plate 14, a motor two 15, a motor three 16 and a clamping sleeve 17, the motor two 15, the motor three 16 and the clamping sleeve 17 are all located on the moving plate 14, the moving plate 14 is slidably connected to the rack 1 through a slide rail, the rack 1 is fixedly connected with a rack two 18 located below the moving plate 14, a gear two 19 engaged with the rack two 18 is fixedly connected to the output shaft of the motor two 15, the clamping sleeve 17 is rotatably connected to the moving plate 14, the motor three 16 is located above the clamping sleeve 17 and is drivingly connected thereto in a synchronous belt transmission mechanism, the clamping end of the clamping sleeve 17 is detachably connected with a plurality of fastening plates arranged in a ring array through screws, a clamping opening for clamping the pipe is formed between the plurality of fastening plates, through the arrangement of the above structure, the gear two 19 can be rotated by controlling the motor two 15, and since the gear two 19 is engaged with the rack two 18, the moving plate 14 will slide on its corresponding slide rail, thereby adjusting the position of the pipe feeding mechanism, facilitating cooperation with the two pipe bending mechanisms, and the motor three 16 can drive the clamping sleeve 17 to rotate, thereby controlling the pipe clamped by the clamping sleeve 17 to rotate, for realizing multi-angle pipe bending.

[0026] Reference Figures 1 to 4 As shown, the mold frame one 3 and the mold frame three 5 are slidably connected to the rotating arm 6 and the workbench 2 respectively through slide rails, the corresponding slide rails of the mold frame one 3 and the mold frame three 5 are respectively provided with a cylinder two 20 and a cylinder three 21, the cylinder two 20 is fixedly connected to the corresponding slide rail of the mold frame one 3 and the mold frame one 3 is fixedly connected to the extension end of the cylinder two 20, the cylinder three 21 is slidably connected to the corresponding slide rail of the mold frame three 5, and the mold frame three 5 is fixedly connected to the extension end of the cylinder three 21, the extension direction of the cylinder three 21 is perpendicular to the length direction of the corresponding slide rail, through the arrangement of the above structure, the distance between the mold frame one 3 and the mold frame two 4 can be adjusted by the cylinder two 20, and the distance between the mold frame three 5 and the mold frame two 4 can be adjusted by the cylinder three 21, so that the mold frame one 3, the mold frame two 4 and the mold frame three 5 are close to each other when the pipe is bent, thereby limiting the pipe, and then the rotating arm 6 on the workbench 2 is rotated, thereby driving the pipe to bend and completing a pipe bending operation.

[0027] Reference Figures 1 to 4As shown, on the basis of the above, two sets of molds required for pipe bending processing can be arranged on the two sets of pipe bending mechanisms respectively, then the horizontal position and vertical position of the two worktables 2 are adjusted by using the motor 9 and the cylinder 13, and then the pipe feeding mechanism is moved towards one of the pipe bending mechanisms by starting the motor 2, so as to cooperate with the actions of the cylinder 2, the cylinder 3 and the rotating arm 6, so that the pipe is attached to the mold frame 1, the mold frame 2 and the mold frame 3 to complete the pipe bending operation. After the processing of one batch of pipes is completed, the pipe feeding mechanism can feed towards the other pipe bending mechanism to process another batch of pipes, thereby avoiding the waste of time caused by disassembling and assembling the molds, and improving the working efficiency of pipe bending processing.

[0028] The preferred embodiments of the present application have been described above, but the protection scope of the present application is not limited to the above-mentioned embodiments. Any technical solutions falling within the concept of the present application shall fall within the protection scope of the present application. It should be noted that, for ordinary skilled persons in the technical field, some improvements and decorations without departing from the principles of the present application shall also be considered as falling within the protection scope of the present application.

Claims

1. A double head tube bender comprising a frame (1), characterized in that: The pipe feeding mechanism is located above the rack (1) and is arranged towards the two groups of pipe bending mechanisms, the pipe bending mechanism comprises a workbench (2), a die frame one (3), a die frame two (4) and a die frame three (5), the workbench (2) is rotatably connected with a rotating arm (6), the die frame one (3) is located on the rotating arm (6), the die frame two (4) is located at the rotating connection position of the workbench (2) and the rotating arm (6), and the die frame three (5) is located on the workbench (2).

2. A double head tube bender according to claim 1, characterized in that: The two groups of pipe bending mechanisms are slidably connected to the rack (1) through a connecting plate (7), and the two workbenches (2) are slidably connected to the connecting plate (7).

3. A double head tube bender according to claim 2, characterized in that: The connecting plate (7) is slidably connected to the rack (1) through a sliding rail, the bottom end of the connecting plate (7) is fixedly connected with a rack one (8), and the rack (1) is provided with a motor one (9), and the output shaft of the motor one (9) is provided with a gear one (10) engaged with the rack one (8).

4. A double head tube bender according to claim 2, characterized in that: The two workbenches (2) are slidably connected to the connecting plate (7) through sliding rails, and the bottom end of the workbench (2) is rotatably connected with a supporting disc (11); the connecting plate (7) is provided with a lifting mechanism, the lifting mechanism comprises a supporting plate (12) located below the workbench (2) and a cylinder one (13), the supporting plate (12) is fixedly connected to the telescopic end of the cylinder one (13), the supporting plate (12) is slidably connected to the connecting plate (7) through a sliding rail, and the cross section of the supporting plate (12) is a right trapezoid and abuts against the bottom end of the supporting disc (11).

5. A double head tube bender according to claim 1, characterized in that: The pipe feeding mechanism comprises a moving plate (14), a motor two (15), a motor three (16) and a clamping sleeve (17), the motor two (15), the motor three (16) and the clamping sleeve (17) are located on the moving plate (14), the moving plate (14) is slidably connected to the rack (1) through a sliding rail, the rack (1) is fixedly connected with a rack two (18) located below the moving plate (14), and the output shaft of the motor two (15) is fixedly connected with a gear two (19) engaged with the rack two (18).

6. A double head tube bender according to claim 5, characterized in that: The clamping sleeve (17) is rotatably connected to the moving plate (14), and the motor three (16) is located above the clamping sleeve (17) and is in transmission connection with the clamping sleeve (17).

7. A double head tube bender according to claim 1, characterized in that: The mold frame one (3) and the mold frame three (5) are slidably connected on the rotating arm (6) and the workbench (2) through slide rails respectively, a cylinder two (20) and a cylinder three (21) are arranged on the corresponding slide rails of the mold frame one (3) and the mold frame three (5) respectively, the cylinder two (20) is fixedly connected on the corresponding slide rail of the mold frame one (3), and the mold frame one (3) is fixedly connected on the telescopic end of the cylinder two (20), the cylinder three (21) is slidably connected on the corresponding slide rail of the mold frame three (5), and the mold frame three (5) is fixedly connected on the telescopic end of the cylinder three (21), and the telescopic direction of the cylinder three (21) is perpendicular to the length direction of the corresponding slide rail.

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