Clamping device for metal bent pipe cutting

Abstract

The utility model relates to the technical field of bent pipe cutting, and provides a clamping device for metal bent pipe cutting, which comprises a working table, two first fixing plates are fixedly arranged on one side of the top of the working table, and a first two-way screw rod is arranged between the two first fixing plates; a second motor is started, the second motor drives a second bidirectional lead screw to rotate between two second fixing plates, so that two second sliding blocks are close to each other, two second clamping plates are linked to clamp and fix one end of the bent pipe, and the bent pipe between the two second clamping plates is driven to move through a first moving mechanism; when the bent pipe moves to the position between the two first clamping plates, a first motor is started, the first motor drives a first two-way lead screw to rotate between the two first fixing plates, two second sliding blocks get close to each other, the first clamping plates are linked to clamp and fix the other end of the bent pipe, and therefore the purpose of clamping and fixing the bent pipes of different sizes is achieved; and the bent pipe cutting efficiency is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of bent pipe cutting, and specifically to a clamping device for cutting a metal bent pipe. Background Art

[0002] The pipe bending is carried out by using a complete set of bending equipment, which is divided into two processes: cold bending and hot pushing. Regardless of which kind of machinery and equipment and pipelines, most of them use pipe bending, which is mainly used for oil, gas, liquid infusion, engineering bridge construction, etc.

[0003] Known Chinese public authorized patent: (publication number: CN202021393948.5) discloses a fixed-length cutting mechanism for wear-resistant elbow pipes, including an electric lifting rod, a cross bar is provided at the top of the electric lifting rod, and the cross bar is fixedly connected to the electric lifting rod, a motor support frame is provided on the lower surface of the cross bar, and the motor support frame is fixedly connected to the cross bar, and a motor is provided on the inner side of the motor support frame near the middle of the lower surface of the cross bar, and the motor is slidably connected to the motor support frame. The fixed-length cutting mechanism for wear-resistant elbow pipes is provided by providing a fixed ring and a movable plate, and the distance between the two movable plates is adjusted by a spring. When cutting the elbow pipe, the fixed ring is lowered to the outside of the elbow pipe, and then the distance between the movable plates is shortened by the spring, so that the fixed ring grabs the elbow pipe, and then the cutting knife is used to cut the elbow pipe, and the operator does not need to fix the elbow pipe, thereby increasing the practicality of the cutting mechanism.

[0004] However, in the implementation of relevant technologies, it was found that the fixed-length cutting mechanism of the above-mentioned wear-resistant elbow pipe has the following problems: during use, the prior art is difficult to clamp and fix elbows of different sizes, and thus has limitations in actual use, thereby affecting the efficiency of elbow cutting. Therefore, a clamping device for cutting metal elbow pipes is proposed. Utility Model Content

[0005] The utility model provides a clamping device for cutting a metal bent pipe, which solves the problem in the related art that it is difficult to clamp and fix bent pipes of different sizes, which leads to limitations in actual use and affects the efficiency of the bent pipe cutting.

[0006] The technical solution of the utility model is as follows: A clamping device for cutting a metal bent pipe comprises: a workbench, two first fixing plates are fixedly installed on one side of the top of the workbench, a first bidirectional screw rod is commonly arranged between the two first fixing plates, two first sliders are threadedly connected to the outer side wall of the first bidirectional screw rod, a first clamping plate is fixedly installed on one side of the two first fixing plates, a first motor is fixedly installed on one of the two first fixing plates, and the output end of the first motor is connected to the first bidirectional screw rod;

[0007] A moving mechanism 1 is provided on the top of the workbench, two second fixed plates are provided on the moving mechanism 1, a second bidirectional screw is provided between the two second fixed plates, two second sliders are threadedly connected to the outer side wall of the second bidirectional screw, a second clamping plate is fixedly installed on the top of the two second sliders, a second motor is fixedly installed on one of the two second fixed plates, and an output end of the second motor is connected to the second bidirectional screw;

[0008] A bracket is fixedly installed on the top of the workbench, a second moving mechanism is arranged on the inner top wall of the bracket, and a cutting mechanism is arranged on the second moving mechanism.

[0009] Preferably, the moving mechanism 1 includes two first sliding grooves opened on the top of the workbench, and the interiors of the two first sliding grooves are slidably connected to the two second fixing plates.

[0010] Preferably, a third motor is fixedly mounted on one side of the inner wall of one of the two first slide grooves, a first screw rod is fixedly connected to the output end of the third motor, and an outer wall of the first screw rod is threadedly connected to one of the two second fixing plates.

[0011] Preferably, the second moving mechanism comprises a second sliding groove provided on the inner top wall of the bracket, and a third sliding block is slidably connected inside the second sliding groove.

[0012] Preferably, a fourth motor is fixedly mounted on one side of the inner wall of the second slide groove, a second screw rod is fixedly connected to the output end of the fourth motor, and an outer side wall of the second screw rod is threadedly connected to the third sliding block.

[0013] Preferably, the cutting mechanism comprises an electric push rod fixedly mounted on the bottom of the third slider, wherein the output end of the electric push rod is fixedly mounted with a fifth motor via a mounting plate, and the output end of the fifth motor is provided with a cutting blade.

[0014] The working principle and beneficial effects of the utility model are:

[0015] When clamping the bent pipe, by starting the second motor, the second motor drives the second bidirectional screw rod to rotate between the two second fixed plates, so that the two second sliders approach each other, and the two second clamping plates are linked to clamp and fix one end of the bent pipe. The bent pipe between the two second clamping plates is driven to move by the moving mechanism. When it moves between the two first clamping plates, by starting the first motor, the first motor drives the first bidirectional screw rod to rotate between the two first fixed plates, and the two second sliders approach each other, and the first clamping plate is linked to clamp and fix the other end of the bent pipe, thereby achieving the purpose of clamping and fixing bent pipes of different sizes and effectively improving the efficiency of bent pipe cutting. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0017] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the overall side-view stereoscopic structure of the utility model;

[0019] Figure 3 It is a schematic diagram of a partial three-dimensional structure of the bracket of the utility model.

[0020] In the figure: 1. workbench; 2. first fixed plate; 3. first bidirectional screw rod; 4. first slider; 5. first clamping plate; 6. first motor; 7. second fixed plate; 8. second bidirectional screw rod; 9. second slider; 10. second clamping plate; 11. second motor; 12. bracket; 13. second moving mechanism; 14. cutting mechanism; 15. first moving mechanism; 130. second slide groove; 131. third slider; 132. fourth motor; 133. second screw rod; 140. electric push rod; 141. fifth motor; 142. cutting blade; 150. first slide groove; 151. third motor; 152. first screw rod. DETAILED DESCRIPTION

[0021] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Embodiment 1

[0023] See also Figure 1 - Figure 3 A clamping device for cutting a metal elbow pipe comprises: a workbench 1, two first fixing plates 2 are fixedly installed on one side of the top of the workbench 1, a first bidirectional screw rod 3 is commonly arranged between the two first fixing plates 2, two first sliders 4 are threadedly connected to the outer wall of the first bidirectional screw rod 3, a first clamping plate 5 is fixedly installed on one side of the two first fixing plates 2, and a first motor 6 is fixedly installed on one of the two first fixing plates 2, and the output end of the first motor 6 is connected to the first bidirectional screw rod 3;

[0024] A moving mechanism 15 is arranged on the top of the workbench 1, and two second fixed plates 7 are arranged on the moving mechanism 15, a second bidirectional screw rod 8 is arranged between the two second fixed plates 7, and the outer wall of the second bidirectional screw rod 8 is threadedly connected with two second sliders 9, and a second clamping plate 10 is fixedly installed on the top of the two second sliders 9, and a second motor 11 is fixedly installed on one of the two second fixed plates 7, and the output end of the second motor 11 is connected to the second bidirectional screw rod 8;

[0025] A bracket 12 is fixedly installed on the top of the workbench 1 , a second moving mechanism 13 is arranged on the inner top wall of the bracket 12 , and a cutting mechanism 14 is arranged on the second moving mechanism 13 .

[0026] The utility model provides a method that, when clamping a bent pipe, by starting the second motor 11, the second motor 11 drives the second bidirectional screw rod 8 to rotate between the two second fixed plates 7, so that the two second sliding blocks 9 are close to each other, and the two second clamping plates 10 are linked to clamp and fix one end of the bent pipe, and the bent pipe between the two second clamping plates 10 is driven to move by the moving mechanism 15. When it moves to between the two first clamping plates 5, by starting the first motor 6, the first motor 6 drives the first bidirectional screw rod 3 to rotate between the two first fixed plates 2, and the two second sliding blocks 9 are close to each other, and the first clamping plate 5 is linked to clamp and fix the other end of the bent pipe. After the clamping and fixing of the bent pipe is completed, the bent pipe is cut by the cutting mechanism 14, and the moving mechanism 2 13 is used to drive the cutting mechanism 14 to move, which is convenient for cutting different positions of the bent pipe, thereby achieving the purpose of clamping and fixing bent pipes of different sizes, and effectively improving the efficiency of bent pipe cutting.

[0027] Embodiment 2

[0028] Based on Example 1, this embodiment includes: a moving mechanism 15 includes two first slide grooves 150 opened on the top of the workbench 1, the interior of the two first slide grooves 150 is slidingly connected to the two second fixed plates 7, a third motor 151 is fixedly installed on one side of the inner wall of one of the two first slide grooves 150, the output end of the third motor 151 is fixedly connected to the first screw rod 152, and the outer wall of the first screw rod 152 is threadedly connected to one of the two second fixed plates 7.

[0029] The technical solution provided by this embodiment is: by starting the third motor 151, the third motor 151 drives the first screw rod 152 to slide inside the first slide groove 150, and links the first screw rod 152 to rotate inside the first slide groove 150, thereby achieving the purpose of driving the second fixed plate 7 to move, which is convenient for clamping and fixing bent pipes of different lengths.

[0030] Furthermore, the moving mechanism 13 includes a second slide groove 130 opened on the inner top wall of the bracket 12, and the third slider 131 is slidably connected inside the second slide groove 130, and a fourth motor 132 is fixedly installed on one side of the inner wall of the second slide groove 130, and the output end of the fourth motor 132 is fixedly connected to the second screw rod 133, and the outer wall of the second screw rod 133 is threadedly connected to the third slider 131. The cutting mechanism 14 includes an electric push rod 140 fixedly installed at the bottom of the third slider 131, and the output end of the electric push rod 140 and the electric push rod 140 is fixedly installed with a fifth motor 141 through a mounting plate, and the output end of the fifth motor 141 is provided with a cutting blade 142.

[0031] Specifically, by starting the fourth motor 132, the fourth motor 132 drives the second screw rod 133 to rotate inside the second slide groove 130, and the second slide groove 130 is linked to slide inside the third slider 131, thereby achieving the purpose of driving the cutting blade 142 to move, which is convenient for cutting different positions of the bent pipe. By starting the fifth motor 141, the fifth motor 141 drives the cutting blade 142 to rotate, which is used to cut the bent pipe.

[0032] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A clamping device for cutting a metal elbow, characterized in that: include: A workbench (1), wherein two first fixing plates (2) are fixedly mounted on one side of the top of the workbench (1), a first bidirectional screw rod (3) is commonly arranged between the two first fixing plates (2), two first sliding blocks (4) are threadedly connected to the outer side wall of the first bidirectional screw rod (3), a first clamping plate (5) is fixedly mounted on one side of the two first fixing plates (2), a first motor (6) is fixedly mounted on one of the two first fixing plates (2), and an output end of the first motor (6) is connected to the first bidirectional screw rod (3); A moving mechanism (15) is arranged on the top of the workbench (1), two second fixed plates (7) are arranged on the moving mechanism (15), a second bidirectional screw (8) is arranged between the two second fixed plates (7), the outer wall of the second bidirectional screw (8) is threadedly connected to two second sliders (9), the tops of the two second sliders (9) are fixedly mounted with a second clamping plate (10), one of the two second fixed plates (7) is fixedly mounted with a second motor (11), and the output end of the second motor (11) is connected to the second bidirectional screw (8); A bracket (12) is fixedly mounted on the top of the workbench (1), a second moving mechanism (13) is arranged on the inner top wall of the bracket (12), and a cutting mechanism (14) is arranged on the second moving mechanism (13).

2. A clamping device for cutting a metal pipe elbow according to claim 1, characterized in that: The moving mechanism 1 (15) comprises two first sliding grooves (150) opened on the top of the workbench (1), and the interiors of the two first sliding grooves (150) are slidably connected to the two second fixing plates (7).

3. A clamping device for cutting a metal pipe bend according to claim 2, characterized in that: A third motor (151) is fixedly mounted on one side of the inner wall of one of the two first sliding grooves (150), and a first screw rod (152) is fixedly connected to the output end of the third motor (151), and an outer side wall of the first screw rod (152) is threadedly connected to one of the two second fixing plates (7).

4. A clamping device for cutting a metal pipe bend according to claim 1, characterized in that: The second moving mechanism (13) comprises a second sliding groove (130) provided on the inner top wall of the bracket (12), and a third sliding block (131) is slidably connected inside the second sliding groove (130).

5. A clamping device for cutting a metal pipe bend according to claim 4, characterized in that: A fourth motor (132) is fixedly mounted on one side of the inner wall of the second slide groove (130), a second screw rod (133) is fixedly connected to the output end of the fourth motor (132), and an outer wall of the second screw rod (133) is threadedly connected to the third sliding block (131).

6. A clamping device for cutting a metal pipe elbow according to claim 5, characterized in that: The cutting mechanism (14) comprises an electric push rod (140) fixedly mounted on the bottom of the third sliding block (131), wherein a fifth motor (141) is fixedly mounted on the output end of the electric push rod (140) via a mounting plate, and a cutting blade (142) is provided at the output end of the fifth motor (141).

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