Pipe straightening device for scaffold production

Abstract

The utility model discloses a pipe straightening device for scaffold production, which comprises a base, a plurality of fixed pressure rollers are equidistantly arranged above the base, the two ends of the plurality of fixed pressure rollers are rotatably connected with lower mounting seats, the side ends of the lower mounting seats are rotatably connected with first belt wheels, the lower end of the base is fixedly connected with a fixing plate, and the fixing plate is fixedly connected with a second belt wheel. A first motor is fixedly connected to the side end of the fixing plate, a second belt wheel is fixedly connected to the output end of the first motor, a transmission belt is arranged at the outer side end of the second belt wheel, an electric cylinder is fixedly connected to the upper end of the base, a push rod is fixedly connected to the output end of the electric cylinder, and a mounting frame is fixedly connected to the upper end of the push rod. A plurality of movable pressing rollers are arranged below the mounting frame at equal intervals, upper mounting bases are rotationally connected to the two ends of the movable pressing rollers, and supporting legs are fixedly connected to the lower end of the base. The scaffold pipe straightening device can heat and straighten produced scaffold pipes, and damage to the pipes is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe straightening, in particular to a pipe straightening device used for producing scaffolds. Background Art

[0002] Scaffolding is a working platform set up to ensure the smooth progress of each construction process. There are generally two types of steel pipes used to build scaffolding, one with an outer diameter of 48mm and a wall thickness of 3.5mm; the other with an outer diameter of 51mm and a wall thickness of 3mm; according to their location and function, they can be divided into vertical poles, horizontal poles, sweeping poles, etc.

[0003] When the scaffolding pipes are just produced, they are deformed and twisted due to the influence of high temperature and external force, and cannot be used for scaffolding assembly. Therefore, they need to be straightened. However, the rollers of the straightening device cannot be adjusted, which makes the application range of the straightening device small. In addition, during the straightening process, the surface temperature of the pipe will gradually decrease, affecting the straightening effect. Utility Model Content

[0004] The utility model aims to provide a pipe straightening device for producing scaffolds, which can straighten the pipes of the produced scaffolds to make them meet the production requirements, and the straightening device can be adjusted to improve the scope of application.

[0005] To achieve the above-mentioned purpose, a pipe straightening device for producing scaffolding is provided, comprising: a base, a plurality of fixed pressure rollers are equidistantly arranged above the base, and the fixed pressure rollers are inclined to the side ends of the base, both ends of the plurality of fixed pressure rollers are rotatably connected to a lower mounting seat, and the lower end of the lower mounting seat is fixedly connected to the upper end of the base, the side end of the lower mounting seat is rotatably connected to a pulley 1, and the pulley 1 is away from the fixed pressure roller, the pulley 1 is located at the lower mounting seat near the two ends of the base, the lower end of the base is fixedly connected to a fixing plate, and the fixing plate is close to the two ends of the base, the fixing plate is located on one side of the lower mounting seat, the side end of the fixing plate is fixedly connected to a motor 1, and the motor 1 is away from the lower mounting seat, the output end of the motor 1 passes through the fixing plate, and the output end of the motor 1 is fixedly The base is fixedly connected with a pulley 2, which is located directly below the pulley 1. A transmission belt is arranged at the outer end of the pulley 2, and the transmission belt passes around the outer ends of the pulley 1 and the pulley 2 and is connected end to end. The upper end of the base is fixedly connected with an electric cylinder, and the output end of the electric cylinder is fixedly connected with a push rod, and the upper end of the push rod is fixedly connected with a mounting frame, and the mounting frame is located directly above the base. Several dynamic pressure rollers are arranged equidistantly below the mounting frame, and the positions of the fixed pressure rollers and the dynamic pressure rollers correspond one to one. The dynamic pressure rollers are located above the fixed pressure rollers, and the two ends of the dynamic pressure rollers are rotatably connected with an upper mounting seat, and the upper end of the upper mounting seat is fixedly connected to the lower end of the mounting frame. The side end of the base is fixedly connected with a conveying mechanism, and the lower end of the base is fixedly connected with a supporting leg. The produced scaffolding pipes can be straightened to meet the production requirements, and the straightening device can be adjusted to improve the scope of application.

[0006] According to the pipe straightening device for producing scaffolds, the conveying mechanism includes a support plate, a conveying roller, a second motor, and a placement seat, the placement seat is fixedly connected to one end of the base, the support plate is fixedly connected to the upper end of the placement seat, and the support plate is located at both side ends of the placement seat, the conveying roller is located between the support plates, and the conveying roller is rotatably connected to the support plates, the second motor is fixedly connected to the side end of the support plate, and the second motor is far away from the conveying roller, and the output end of the second motor passes through the support plate and is fixedly connected to the conveying roller. It can assist in conveying the pipe into the straightening device and reduce the workload.

[0007] According to the pipe straightening device for producing scaffolding, a heating coil is fixedly connected between the support plates on both sides of the placement seat, and the heating coil is located between the base and the conveying roller. Before straightening the scaffolding pipe, it can be heated again to reduce the damage to the pipe during the straightening process.

[0008] According to the pipe straightening device for producing scaffolding, the fixed pressure roller and the dynamic pressure roller have the same shape and size, and both ends are gradually concave toward the middle, which is convenient for limiting the position of the scaffolding pipe and preventing the pipe from moving during the straightening process.

[0009] According to the pipe straightening device for producing scaffolding, the central axis of the dynamic pressure roller is inclined to the central axis of the fixed pressure roller, so that the scaffolding pipe can move forward and rotate at the same time during the straightening process, thereby obtaining a shape symmetrical to the axis.

[0010] According to the pipe straightening device for producing scaffolding, the fixed pressure roller and the dynamic pressure roller are made of high temperature resistant metal materials, so as to avoid the straightening device from being damaged when straightening the heated scaffolding pipe, thereby extending the service life.

[0011] The beneficial effects of the utility model are as follows:

[0012] 1. Use the electric cylinder to make the push rod change the height of the mounting frame, thereby adjusting the distance between the fixed pressure roller and the dynamic pressure roller, so as to achieve straightening of different types of scaffolding pipes and improve the application range of the straightening device.

[0013] 2. The conveying roller is driven by motor 2 to rotate, which assists workers in conveying the scaffolding pipes into the straightening device to reduce workload.

[0014] 3. Heat the scaffolding pipes through the heating coil to improve the flexibility of the pipes and reduce the damage to the pipes during the straightening process.

[0015] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0017] Figure 1 This is a front perspective structural diagram of a pipe straightening device for producing scaffolds according to the utility model;

[0018] Figure 2 This is a rear perspective structural diagram of a pipe straightening device for producing scaffolding according to the utility model;

[0019] Figure 3 It is a three-dimensional structural diagram of the conveying mechanism;

[0020] Figure 4 for Figure 1 Enlarged structural diagram of point A in the middle.

[0021] Legend:

[0022] 1. Push rod; 2. Electric cylinder; 3. Base; 4. Motor 1; 5. Fixed plate; 6. Support leg; 7. Lower mounting seat; 8. Fixed pressure roller; 9. Conveying mechanism; 10. Upper mounting seat; 11. Dynamic pressure roller; 12. Mounting frame; 13. Pulley 1; 14. Support plate; 15. Conveying roller; 16. Motor 2; 17. Placement seat; 18. Heating coil; 19. Pulley 2; 20. Transmission belt. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] Reference Figure 1-4 The utility model embodiment is a pipe straightening device for producing scaffolds, which includes: a base 3, a plurality of fixed pressure rollers 8 are equidistantly arranged above the base 3, and the fixed pressure rollers 8 are inclined to the side ends of the base 3, both ends of the plurality of fixed pressure rollers 8 are rotatably connected with the lower mounting seat 7, and the lower end of the lower mounting seat 7 is fixedly connected to the upper end of the base 3, the side end of the lower mounting seat 7 is rotatably connected with a pulley 13, and the pulley 13 is away from the fixed pressure roller 8, the pulley 13 is located at the lower mounting seat 7 near the two ends of the base 3, the lower end of the base 3 is fixedly connected with a fixing plate 5, and the fixing plate 5 is close to the two ends of the base 3, the fixing plate 5 is located on one side of the lower mounting seat 7, the side end of the fixing plate 5 is fixedly connected with a motor 4, and the motor 4 is away from the lower mounting seat 7, the output end of the motor 4 passes through the fixing plate 5, and the output end of the motor 4 is fixedly connected with the pulley 2 19, pulley 2 19 is located directly below pulley 1 13, a transmission belt 20 is provided at the outer end of pulley 2 19, and the transmission belt 20 passes around the outer ends of pulley 1 13 and pulley 2 19 and is connected end to end, the upper end of the base 3 is fixedly connected to the electric cylinder 2, the output end of the electric cylinder 2 is fixedly connected to the push rod 1, the upper end of the push rod 1 is fixedly connected to the mounting frame 12, and the mounting frame 12 is located directly above the base 3, and a plurality of dynamic pressure rollers 11 are equidistantly arranged below the mounting frame 12, and the positions of the fixed pressure roller 8 and the dynamic pressure roller 11 correspond one to one, and the dynamic pressure roller 11 is located above the fixed pressure roller 8, both ends of the dynamic pressure roller 11 are rotatably connected to the upper mounting seat 10, and the upper end of the upper mounting seat 10 is fixedly connected to the lower end of the mounting frame 12, the side end of the base 3 is fixedly connected to the conveying mechanism 9, and the lower end of the base 3 is fixedly connected to the supporting leg 6.

[0025] The conveying mechanism 9 includes a support plate 14, a conveying roller 15, a second motor 16, and a placement seat 17. The placement seat 17 is fixedly connected to one end of the base 3. The support plate 14 is fixedly connected to the upper end of the placement seat 17, and the support plate 14 is located at both side ends of the placement seat 17. The conveying roller 15 is located between the support plates 14, and the conveying roller 15 is rotatably connected to the support plates 14. The second motor 16 is fixedly connected to the side end of the support plate 14, and the second motor 16 is away from the conveying roller 15. The output end of the second motor 16 passes through the support plate 14 and is fixedly connected to the conveying roller 15.

[0026] A heating coil 18 is fixedly connected between the support plates 14 on both sides of the placement seat 17 , and the heating coil 18 is located between the base 3 and the conveying roller 15 .

[0027] The fixed pressure roller 8 and the dynamic pressure roller 11 have the same shape and size, and both ends are gradually concave toward the middle.

[0028] The center axis of the dynamic pressure roller 11 is inclined with respect to the center axis of the fixed pressure roller 8 .

[0029] The fixed pressure roller 8 and the dynamic pressure roller 11 are made of high temperature resistant metal materials.

[0030] Working principle: Before straightening the scaffolding pipe, first monitor the straightening device. After confirming that the straightening device can be used normally, start the straightening device, so that the electric cylinder 2 controls the push rod 1 to push the mounting frame 12, and adjust the distance between the dynamic pressure roller 11 and the fixed pressure roller 8 according to the type of pipe that needs to be straightened, and then place one end of the pipe on the conveying roller. The motor 16 rotates the conveying roller 15 to convey the pipe to the straightening device. Before straightening, the pipe first passes through the heating coil 18, and the pipe is heated by electromagnetic induction to make the pipe soft. Then the heated pipe part enters between the fixed pressure roller 8 and the dynamic pressure roller 11, and the motor 4 drives the fixed pressure roller 8 near both sides of the base 3 to rotate to convey the pipe, and uses the inclination of the central axis of the dynamic pressure roller 11 and the fixed pressure roller 8 to make the pipe rotate while moving forward, so that the pipe is symmetrical with respect to the axis, thereby achieving the straightening effect.

[0031] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A pipe straightening device for producing scaffolding, characterized in that: include: A base (3), wherein a plurality of fixed pressure rollers (8) are equidistantly arranged above the base (3), and the fixed pressure rollers (8) are inclined to the side ends of the base (3), and the two ends of the plurality of fixed pressure rollers (8) are rotatably connected to a lower mounting seat (7), and the lower end of the lower mounting seat (7) is fixedly connected to the upper end of the base (3), and the side end of the lower mounting seat (7) is rotatably connected to a pulley (13), and the pulley (13) is away from the fixed pressure rollers (8), and the pulley (13) is located near the lower ends of the base (3). The mounting seat (7) is provided, the lower end of the base (3) is fixedly connected with a fixing plate (5), and the fixing plate (5) is close to the two ends of the base (3), the fixing plate (5) is located on one side of the lower mounting seat (7), the side end of the fixing plate (5) is fixedly connected with a motor 1 (4), and the motor 1 (4) is far away from the lower mounting seat (7), the output end of the motor 1 (4) passes through the fixing plate (5), and the output end of the motor 1 (4) is fixedly connected with a pulley 2 (19), and the pulley 2 (19) is located on the belt The base (3) is directly below the first pulley (13), the outer end of the second pulley (19) is provided with a transmission belt (20), and the transmission belt (20) passes around the outer ends of the first pulley (13) and the second pulley (19) and is connected end to end, the upper end of the base (3) is fixedly connected to an electric cylinder (2), the output end of the electric cylinder (2) is fixedly connected to a push rod (1), the upper end of the push rod (1) is fixedly connected to a mounting frame (12), and the mounting frame (12) is located directly above the base (3), and the mounting frame A plurality of dynamic pressure rollers (11) are equidistantly arranged below the base (12), and the positions of the fixed pressure rollers (8) and the dynamic pressure rollers (11) correspond one to one, the dynamic pressure rollers (11) are located above the fixed pressure rollers (8), both ends of the dynamic pressure rollers (11) are rotatably connected to an upper mounting seat (10), and the upper end of the upper mounting seat (10) is fixedly connected to the lower end of the mounting frame (12), the side end of the base (3) is fixedly connected to a conveying mechanism (9), and the lower end of the base (3) is fixedly connected to a supporting leg (6).

2. A pipe straightening device for producing scaffolding according to claim 1, characterized in that: The conveying mechanism (9) comprises a support plate (14), a conveying roller (15), a second motor (16), and a placement seat (17); the placement seat (17) is fixedly connected to one end of the base (3); the support plate (14) is fixedly connected to the upper end of the placement seat (17), and the support plate (14) is located at both side ends of the placement seat (17); the conveying roller (15) is located between the support plates (14), and the conveying roller (15) is rotatably connected to the support plates (14); the second motor (16) is fixedly connected to the side end of the support plate (14), and the second motor (16) is far away from the conveying roller (15); the output end of the second motor (16) passes through the support plate (14) and is fixedly connected to the conveying roller (15).

3. A pipe straightening device for producing scaffolding according to claim 2, characterized in that: A heating coil (18) is fixedly connected between the support plates (14) on both sides of the placement seat (17), and the heating coil (18) is located between the base (3) and the conveying roller (15).

4. A pipe straightening device for producing scaffolding according to claim 1, characterized in that: The fixed pressure roller (8) and the dynamic pressure roller (11) have the same shape and size, and both ends are gradually concave toward the middle.

5. The pipe straightening device for producing scaffolding according to claim 1, characterized in that: The central axis of the dynamic pressure roller (11) is inclined to the central axis of the fixed pressure roller (8).

6. A pipe straightening device for producing scaffolding according to claim 1, characterized in that: The fixed pressure roller (8) and the dynamic pressure roller (11) are made of high temperature resistant metal materials.

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