Straightening equipment for square and rectangular pipe production and machining

Abstract

The utility model relates to the technical field of square and rectangular pipe production, in particular to straightening equipment for square and rectangular pipe production and machining, and solves the problems that in the prior art, after straightening, square and rectangular pipes are inconvenient to take out, the pipes have certain weight, manual taking-out is extremely time-consuming and labor-consuming, and the overall straightening efficiency of the square and rectangular pipes is greatly reduced. Straightening equipment for square and rectangular pipe production and machining comprises a frame body, a fixing plate is fixedly connected to one side of the inner side of the frame body, a pressing plate in sliding connection with the frame body is arranged on one side of the fixing plate, and a hydraulic oil cylinder is fixedly connected to one side of the outer wall of the frame body through a bolt; and an output shaft of the hydraulic oil cylinder penetrates through the side wall of the frame body and is fixedly connected with one side of the pressing plate. According to the mode provided by the utility model, the square and rectangular tube is straightened by utilizing the movement of the pressing plate, the clamping plate is moved to clamp one end of the square and rectangular tube, and meanwhile, the clamping frame is moved to pull out the square and rectangular tube, so that the taking-out efficiency of the square and rectangular tube is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of square tube production, in particular to straightening equipment for producing and processing square tubes. Background Art

[0002] The production and processing of square tubes mainly include: raw material preparation: select high-quality steel materials strictly selected by steel mills, such as low-carbon steel, medium-carbon steel and alloy steel, which have the characteristics of high strength, corrosion resistance and good plasticity, cutting: cut the raw materials into steel plates or steel strips of appropriate length, overlap welding: the steel plates or steel strips will go through processes such as edge turning, edge trimming, and chamfering, and then overlap to make a tube with overlap notches. After that, the two ends of the overlap interface are welded to form an "open" rectangular tube, steel tube forming: through the forming machine, the "open" rectangular tube will be processed into a square or rectangular cross-sectional shape, and pipe straightening: the formed pipe will be straightened by a straightening machine to ensure the straightness and dimensional accuracy of the pipe.

[0003] In the process of straightening square tubes, direct pressure straightening is performed to ensure the efficiency of the straightening process. However, it is not convenient to take out the square tubes after straightening. The tubes have a certain weight, and manual removal will be extremely time-consuming and labor-intensive, which greatly reduces the efficiency of the overall straightening of the square tubes and is extremely inconvenient. Therefore, a straightening equipment for the production and processing of square tubes is urgently needed to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a straightening device for producing and processing square and rectangular tubes, which solves the problem in the prior art that after straightening, the square and rectangular tubes are inconvenient to take out, the tubes have a certain weight, and manual removal is extremely time-consuming and labor-intensive, which greatly reduces the efficiency of the overall straightening of the square and rectangular tubes.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A straightening device for producing and processing square tubes comprises a frame, an inner side side of the frame is fixedly connected with a fixing plate, and one side of the fixing plate is provided with a pressure plate slidably connected to the frame, an outer wall side of the frame is fixedly connected with a hydraulic cylinder by bolts, and the output shaft of the hydraulic cylinder passes through the side wall of the frame and is fixedly connected with one side of the pressure plate, an inner side of the frame is provided with a clamping frame, and the inner side of the clamping frame is provided with a clamping plate, and one side of the clamping frame is fixedly connected with a cylinder by bolts, wherein the output shaft of the cylinder passes through the side wall of the clamping frame and is fixedly connected with one side of the clamping plate, an outer wall side of the frame is fixedly connected with a side frame, and the outer wall side of the side frame is fixedly connected with a driving motor by bolts, and the inner side of the side frame is rotatably connected with a screw, wherein one end of the screw passes through the side wall of the side frame and is drivingly connected to the output shaft of the driving motor, one end of the screw is connected to a nut seat by threaded engagement, and one side of the nut seat is fixedly connected to one side of the clamping frame.

[0007] Preferably, a sliding block is fixedly connected to the bottom of the pressing plate, and the sliding block is slidably connected to the inner bottom of the frame through a sliding rail.

[0008] Preferably, a non-slip plate is fixedly connected to a side of the clamping plate away from the cylinder.

[0009] Preferably, one end of the screw is rotatably connected to the inner wall of the side frame via a rotating shaft, and the other end of the screw passes through the side wall of the side frame via a bearing sleeve.

[0010] Preferably, a side groove is provided on one side of the frame body close to the side frame, and a connecting rod is fixedly connected to one side of the nut seat, and one end of the connecting rod passes through the side wall of the frame body through the side groove and is fixedly connected to one side of the clamping frame.

[0011] Preferably, the connection between the output shaft of the hydraulic cylinder and the frame is a sliding connection.

[0012] The utility model has at least the following beneficial effects:

[0013] The utility model discloses a straightening device for producing and processing square tubes. When the straightening device is used, the square tube to be straightened is first placed between a fixed plate and a pressure plate, the hydraulic oil cylinder is started to drive the pressure plate to move and cooperate with the fixed plate to squeeze the square tube at the position to be straightened, and the square tube is straightened by pressure. After the straightening work is completed, the driving motor is started to drive the screw to rotate, so as to move the clamping frame to the outside of the square tube, and then the cylinder is started to drive the clamping plate to move, so as to clamp one end of the square tube, and finally the screw is rotated to tighten the square tube. The mother seat drives the clamping frame to move and pull out the square tube, which is convenient for taking out the square tube with a certain weight. Compared with the prior art, it is not convenient to take out the square tube after straightening. The tube has a certain weight, and manual removal will be extremely time-consuming and labor-intensive, which greatly reduces the efficiency of the overall straightening of the square tube. The method proposed in the utility model utilizes the movement of the pressure plate to straighten the square tube, and the clamping plate moves to clamp one end of the square tube. At the same time, the clamping frame moves to pull out the square tube, which greatly improves the efficiency of taking out the square tube. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 This is a schematic diagram of the overall main structure of the utility model;

[0016] Figure 2 This is a side view of the structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the top view structure of the utility model;

[0018] Figure 4 This is a schematic diagram of the clamping frame structure of the utility model;

[0019] Figure 5 This is a schematic diagram of the screw structure of the utility model.

[0020] In the figure: 1. frame; 2. fixing plate; 3. pressure plate; 4. hydraulic cylinder; 5. side frame; 6. screw; 7. nut seat; 8. driving motor; 9. connecting rod; 10. side groove; 11. clamping frame; 12. anti-skid plate; 13. clamping plate; 14. cylinder; 15. slider; 16. slide rail. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0022] Reference Figure 1-5 A straightening device for producing and processing square tubes comprises a frame 1, a fixing plate 2 is fixedly connected to one side of the inner side of the frame 1, and a pressing plate 3 slidably connected to the frame 1 is provided on one side of the fixing plate 2, a hydraulic cylinder 4 is fixedly connected to one side of the outer wall of the frame 1 by bolts, and the output shaft of the hydraulic cylinder 4 passes through the side wall of the frame 1 and is fixedly connected to one side of the pressing plate 3, a clamping frame 11 is provided on one side of the inner side of the frame 1, and a clamping plate 13 is provided on the inner side of the clamping frame 11, and a cylinder 14 is fixedly connected to one side of the clamping frame 11 by bolts, wherein the output shaft of the cylinder 14 passes through the side wall of the clamping frame 11 and is fixed to one side of the clamping plate 13 Connection, one side of the outer wall of the frame body 1 is fixedly connected with a side frame 5, and one side of the outer wall of the side frame 5 is fixedly connected with a driving motor 8 by bolts, and the inner side of the side frame 5 is rotatably connected with a screw rod 6, wherein one end of the screw rod 6 passes through the side wall of the side frame 5 and is transmission-connected to the output shaft of the driving motor 8, one end of the screw rod 6 is screwed with a nut seat 7 by threaded engagement, and one side of the nut seat 7 is fixedly connected to one side of the clamping frame 11. Specifically, the square tube is straightened by moving the pressure plate 3, and the clamping plate 13 moves to clamp one end of the square tube, and at the same time the clamping frame 11 moves to pull the square tube out, thereby greatly improving the efficiency of taking out the square tube.

[0023] This program has the following working process:

[0024] When the utility model is used for a straightening device for producing and processing square tubes, the square tube to be straightened is first placed between the fixed plate 2 and the pressing plate 3, the hydraulic oil cylinder 4 is started to drive the pressing plate 3 to move and cooperate with the fixed plate 2 to extrude the square tube at the position to be straightened, and the square tube is straightened by pressure. After the straightening work is completed, the driving motor 8 is started to drive the screw rod 6 to rotate, so as to move the clamping frame 11 to the outside of the square tube, and then the cylinder 14 is started to drive the clamping plate 13 to move, so as to clamp one end of the square tube, and finally the screw rod 6 is rotated to drive the clamping frame 11 to move through the nut seat 7, so as to pull out the square tube, so as to facilitate the removal of the square tube with a certain weight.

[0025] According to the above working process, we can know that:

[0026] The square tube is straightened by moving the pressing plate 3, the clamping plate 13 moves to clamp one end of the square tube, and the clamping frame 11 moves to pull out the square tube, thereby greatly improving the efficiency of taking out the square tube.

[0027] Furthermore, a slider 15 is fixedly connected to the bottom of the pressing plate 3 , and the slider 15 is slidably connected to the inner bottom of the frame 1 via a slide rail 16 . Specifically, the stability of the pressing plate 3 can be improved by sliding the slider 15 in the slide rail 16 .

[0028] Furthermore, the side of the clamping plate 13 away from the cylinder 14 is fixedly connected with an anti-slip plate 12. Specifically, the anti-slip plate 12 can improve the clamping stability of the clamping plate 13.

[0029] Furthermore, one end of the screw rod 6 is rotationally connected to the inner wall of the side frame 5 via a rotating shaft, and the other end of the screw rod 6 passes through the side wall of the side frame 5 via a bearing sleeve. Specifically, the screw rod 6 is driven to rotate by a driving motor 8 .

[0030] Furthermore, a side groove 10 is opened on one side of the frame 1 close to the side frame 5, and a connecting rod 9 is fixedly connected to one side of the nut seat 7. One end of the connecting rod 9 passes through the side wall of the frame 1 through the side groove 10 and is fixedly connected to one side of the clamping frame 11.

[0031] Furthermore, the connection between the output shaft of the hydraulic cylinder 4 and the frame 1 is a sliding connection.

[0032] In summary: the stability of the pressing plate 3 can be improved by sliding the slider 15 in the slide rail 16 , the screw 6 can be driven to rotate by the driving motor 8 , and the stability of the clamping of the clamping plate 13 can be improved by the anti-slip plate 12 .

[0033] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and the specification only describe the principles of the utility model. The utility model may be subject to various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A straightening device for producing and processing square tubes, comprising a frame (1), characterized in that: A fixing plate (2) is fixedly connected to one side of the inner side of the frame (1), and a pressure plate (3) slidably connected to the frame (1) is provided on one side of the fixing plate (2). A hydraulic cylinder (4) is fixedly connected to one side of the outer wall of the frame (1) by bolts, and an output shaft of the hydraulic cylinder (4) passes through the side wall of the frame (1) and is fixedly connected to one side of the pressure plate (3). A clamping frame (11) is provided on one side of the inner side of the frame (1), and a clamping plate (13) is provided on the inner side of the clamping frame (11), and a cylinder (14) is fixedly connected to one side of the clamping frame (11) by bolts, wherein the cylinder ( The output shaft of the clamping frame (14) passes through the side wall of the clamping frame (11) and is fixedly connected to one side of the clamping plate (13); one side of the outer wall of the frame body (1) is fixedly connected to a side frame (5), and one side of the outer wall of the side frame (5) is fixedly connected to a driving motor (8) by bolts, and the inner side of the side frame (5) is rotatably connected to a screw rod (6), wherein one end of the screw rod (6) passes through the side wall of the side frame (5) and is drivingly connected to the output shaft of the driving motor (8), one end of the screw rod (6) is screwed with a nut seat (7) by threaded engagement, and one side of the nut seat (7) is fixedly connected to one side of the clamping frame (11).

2. A straightening device for producing and processing square tubes according to claim 1, characterized in that: A slider (15) is fixedly connected to the bottom of the pressing plate (3), and the slider (15) is slidably connected to the inner bottom of the frame (1) via a slide rail (16).

3. A straightening device for producing and processing square tubes according to claim 2, characterized in that: The side of the clamping plate (13) away from the cylinder (14) is fixedly connected with an anti-slip plate (12).

4. The straightening equipment for producing and processing square tubes according to claim 1 is characterized in that: One end of the screw rod (6) is rotatably connected to the inner wall of the side frame (5) via a rotating shaft, and the other end of the screw rod (6) passes through the side wall of the side frame (5) via a bearing sleeve.

5. The straightening equipment for producing and processing square tubes according to claim 1 is characterized in that: A side groove (10) is provided on a side of the frame body (1) close to the side frame (5), and a connecting rod (9) is fixedly connected to one side of the nut seat (7), one end of the connecting rod (9) passes through the side wall of the frame body (1) through the side groove (10) and is fixedly connected to one side of the clamping frame (11).

6. The straightening equipment for producing and processing square tubes according to claim 1 is characterized in that: The connection between the output shaft of the hydraulic cylinder (4) and the frame (1) is a sliding connection.

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