Straightening mechanism for pipe fitting machining

Abstract

The utility model relates to a straightening mechanism for pipe fitting machining, and relates to the technical field of pipe fitting machining, the straightening mechanism comprises a rack, and the rack is provided with a first vertical straightening wheel set, a second vertical straightening wheel set, a first transverse straightening wheel set and a second transverse straightening wheel set. During use, a pipeline penetrates through the first vertical straightening wheel set and the second vertical straightening wheel set as well as the first transverse straightening wheel set and the second transverse straightening wheel set. The first vertical straightening wheel set and the second vertical straightening wheel set straighten the pipeline in the vertical direction, and the first transverse straightening wheel set and the second transverse straightening wheel set straighten the pipeline in the transverse direction. When pipe fittings with different diameters are straightened, different devices do not need to be replaced to straighten pipelines, and the adaptability of pipe fitting straightening is improved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of pipe machining, in particular to a straightening mechanism for pipe machining. BACKGROUND

[0002] At present, pipe machining straightening refers to the process of removing the deformation of pipe materials in the production process of pipe fittings (such as pipes, elbows and tees) and restoring the original straight shape or the shape meeting the design requirements. Common deformations include bending, twisting or extrusion. Straightening is usually completed by mechanical means, for example, using a straightening machine or a manual tool to apply external force to restore the pipe to the required straightness.

[0003] The existing Chinese patent with the publication number CN221675374U discloses a rapid straightening device for hardware pipe fitting machining, which comprises a shell, a cavity is formed in the shell, fixed rods are fixedly connected to the two sides of the front end of the cavity, arc-shaped supports are fixedly connected to the two ends of the middle of the shell, rollers are arranged on the arc-shaped supports, a conveying rod is rotatably connected to the rear end of the shell close to the fixed rods, a heating mechanism is arranged between the conveying rod and the rollers, a water spraying hole is formed in the upper side of the rear end of the shell, a support frame is fixedly connected to the roller, a straightening rod is fixedly connected to the top of the support frame, and a water pump is fixedly connected to the left side of the rear end of the shell.

[0004] In related technologies, the pipe fitting is inserted from one end of the straightening rod, and the inner wall of the straightening rod corrects the pipe fitting after the pipe fitting passes through the straightening rod.

[0005] According to the related technologies, the inventors believe that different models of straightening rods need to be selected when straightening different pipe fittings, which reduces the adaptability of pipe fitting straightening. CONTENT OF THE UTILITY MODEL

[0006] The utility model solves the technical problem that different models of straightening rods need to be selected when straightening different pipe fittings, which reduces the adaptability of pipe fitting straightening.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme.

[0008] A straightening mechanism for pipe machining, comprising: a rack for mounting the straightening mechanism; a first vertical straightening wheel set and a second vertical straightening wheel set, both of which are rotatably mounted on the rack, and a pipe passes between the first vertical straightening wheel set and the second vertical straightening wheel set; a first horizontal straightening wheel set and a second horizontal straightening wheel set, both of which are rotatably mounted on the rack, and a pipe passes between the first horizontal straightening wheel set and the second horizontal straightening wheel set; a vertical adjusting assembly mounted on the rack, used for adjusting the first vertical straightening wheel set; and a horizontal adjusting assembly mounted on the rack, used for adjusting the first horizontal straightening wheel set.

[0009] Further, the vertical adjusting assembly comprises a vertical adjusting block rotatably mounted on the rack, and the first vertical straightening wheel set is rotatably mounted on the vertical adjusting block; a lifting cylinder is arranged on the rack, the lifting cylinder is mounted on the rack, and a piston rod of the lifting cylinder is connected with the vertical adjusting block.

[0010] Further, the horizontal adjusting assembly comprises a horizontal adjusting block rotatably mounted on the rack, and the first horizontal straightening wheel set is rotatably mounted on the horizontal adjusting block; an adjusting cylinder is arranged on the rack, and a push block is arranged on the adjusting cylinder and abuts against the horizontal adjusting block.

[0011] Further, a first guide inclined surface is formed on the horizontal adjusting block, a second guide inclined surface is formed on the push block, and the first guide inclined surface and the second guide inclined surface are arranged in parallel.

[0012] Further, the first vertical straightening wheel set, the second vertical straightening wheel set, the first horizontal straightening wheel set and the second horizontal straightening wheel set are all composed of rollers, and a limiting groove is formed in each roller.

[0013] Further, a pressing block is slidably mounted on the rack, a pressing roller is rotatably mounted on the pressing block, an adjusting rod is threadedly connected to the rack, and the pressing block is rotatably connected with the adjusting rod.

[0014] Further, a guide roller is rotatably mounted on the rack, and a guide groove is formed in the guide roller.

[0015] In summary, the straightening mechanism for pipe machining has at least one of the following beneficial technical effects:

[0016] 1. The first vertical straightening wheel set and the first horizontal straightening wheel set are adjusted by the vertical adjusting assembly and the horizontal adjusting assembly, then one end of the pipeline is passed through between the first vertical straightening wheel set and the second vertical straightening wheel set and between the first horizontal straightening wheel set and the second horizontal straightening wheel set, and the pipeline is straightened as it passes through; when straightening pipes of different diameters, different equipment does not need to be replaced to straighten the pipeline, and the adaptability of pipe straightening is improved;

[0017] 2. The vertical adjusting block and the horizontal adjusting block are adjusted by the lifting cylinder and the adjusting cylinder, so that the adaptability of the pipeline straightening is improved;

[0018] 3. The pressing block and the pressing wheel on the adjusting rod and the guide groove on the guide wheel improve the convenience of pipeline straightening. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the overall structure schematic diagram of the straightening mechanism for pipe machining mainly provided by the present application;

[0020] Figure 2 It is the structure explosion schematic diagram of the first vertical straightening wheel set and the second vertical straightening wheel set mainly provided by the present application;

[0021] Figure 3 It is the structure explosion schematic diagram of the first horizontal straightening wheel set and the second horizontal straightening wheel set mainly provided by the present application.

[0022] Mark: 1, rack; 11, first vertical straightening wheel set; 12, second vertical straightening wheel set; 13, first horizontal straightening wheel set; 14, second horizontal straightening wheel set; 15, roller; 151, limiting groove; 16, wire inlet pipe; 17, wire outlet pipe; 18, guide wheel; 181, guide groove; 19, pressing block; 191, adjusting rod; 192, pressing wheel; 2, vertical adjusting assembly; 21, vertical adjusting block; 22, lifting cylinder; 3, horizontal adjusting assembly; 31, horizontal adjusting block; 311, first guide slope; 32, adjusting cylinder; 33, push block; 331, second guide slope; 34, supporting spring. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative characteristics, purposes and effects of the present application easy to understand, the present application will be further described in conjunction with specific embodiments.

[0024] The following will be described in conjunction with the accompanying drawings Figures 1-3 The present application will be further described in detail.

[0025] The present application discloses a straightening mechanism for pipe machining.

[0026] Reference Figure 1The utility model provides a straightening mechanism for pipe fitting processing, including frame 1, be provided with first vertical straightening wheel group 11, second vertical straightening wheel group 12, first horizontal straightening wheel group 13 and second horizontal straightening wheel group 14 on frame 1, when using, pipeline passes between first vertical straightening wheel group 11 and second vertical straightening wheel group 12 and first horizontal straightening wheel group 13 and second horizontal straightening wheel group 14, and first vertical straightening wheel group 11 and second vertical straightening wheel group 12 straighten the vertical of pipeline, and first horizontal straightening wheel group 13 and second horizontal straightening wheel group 14 straighten the horizontal of pipeline.

[0027] First vertical straightening wheel group 11, second vertical straightening wheel group 12, first horizontal straightening wheel group 13 and second horizontal straightening wheel group 14 are all formed by several rollers 15, when using, the roller 15 is tightly closed on the surface of pipeline, so that the pipeline can be straightened, in addition, the roller 15 is all provided with a limiting groove 151, the cross section of limiting groove 151 is arc-shaped, and limiting groove 151 is located on the lateral side of roller 15, when pipeline passes between first vertical straightening wheel group 11 and second vertical straightening wheel group 12 and first horizontal straightening wheel group 13 and second horizontal straightening wheel group 14, limiting groove 151 on the roller 15 limits pipeline, and then prevents the position of pipeline from deviating in the process of straightening.

[0028] Further, frame 1 is provided with vertical adjusting assembly 2 and horizontal adjusting assembly 3, vertical adjusting assembly 2 adjusts the position of first vertical straightening wheel group 11, horizontal adjusting assembly 3 adjusts the position of first horizontal straightening wheel group 13, and second vertical straightening wheel group 12 and second horizontal straightening wheel group 14 are all rotatably installed on frame 1.

[0029] Referring to Figures 1-2 Vertical adjusting assembly 2 includes vertical adjusting block 21, and vertical adjusting block 21 is integrally rectangular plate-shaped, and vertical adjusting block 21 is slidably installed on frame 1, and the several rollers 15 of first vertical straightening wheel group 11 are uniformly and spacedly arranged along the length direction of vertical adjusting block 21, further, frame 1 is provided with lifting cylinder 22, lifting cylinder 22 is provided with one on each side of the length direction of vertical adjusting block 21, two lifting cylinders 22 are vertically installed on frame 1, and the piston rods of two lifting cylinders 22 are towards the side close to vertical adjusting block 21, and the piston rod of lifting cylinder 22 is connected with vertical adjusting block 21, when using, lifting cylinder 22 drives first vertical straightening wheel group 11 on vertical adjusting block 21 to move towards or away from the side of second vertical straightening wheel group 12, so that first vertical straightening wheel group 11 and second vertical straightening wheel group 12 can adapt to pipeline of different diameters.

[0030] Referring to Figure 1 And Figure 3Further, the transverse adjusting assembly 3 comprises a transverse adjusting block 31, the transverse adjusting block 31 is rectangular in cross section, the first transverse straightening wheel set 13 is rotatably installed on the transverse adjusting block 31, the second transverse straightening wheel set 14 is rotatably installed on the rack 1, and the first transverse straightening wheel set 13 and the second transverse straightening wheel set 14 are arranged in parallel and spaced apart, and the pipeline passes through between the first transverse straightening wheel set 13 and the second transverse straightening wheel set 14.

[0031] Referring to Figure 3 The rack 1 is provided with an adjusting cylinder 32, the adjusting cylinder 32 is horizontally installed on the rack 1, and one end of the piston rod of the adjusting cylinder 32 is provided with a push block 33. The side of the transverse adjusting block 31 close to the push block 33 is formed with a first guide inclined surface 311, and the first guide inclined surface 311 is directed to the side close to the push block 33. The side of the push block 33 close to the transverse adjusting block 31 is formed with a second guide inclined surface 331, and the first guide inclined surface 311 and the second guide inclined surface 331 are arranged in parallel. When it is needed to push the first transverse straightening wheel set 13 to the side close to the second transverse wheel set, the adjusting cylinder 32 drives the push block 33 to extend, and the push block 33 moves the first transverse straightening wheel set 13 on the transverse adjusting block 31 to the side close to the second transverse straightening wheel set 14.

[0032] Further, the transverse adjusting block 31 and the rack 1 are provided with a supporting spring 34, the supporting spring 34 abuts between the transverse adjusting block 31 and the rack 1, when the transverse adjusting block 31 moves to the side of the rack 1, the supporting spring 34 is in a compressed state, when the push block 33 is pushed away from the transverse adjusting block 31, the transverse adjusting block 31 abuts on the push block 33 under the action of the supporting spring 34, so that the convenience of moving the transverse adjusting block 31 on the rack 1 is improved.

[0033] Referring to Figure 1 In use, part of the pipeline has a large bending amplitude, in order to improve the convenience of pipeline straightening, the rack 1 is provided with an inlet pipe 16 and an outlet pipe 17, one end of the inlet pipe 16 is connected to the side of the rack 1 close to the first vertical straightening wheel set 11, and one end of the outlet pipe 17 is connected to the side of the rack 1 close to the first transverse straightening wheel set 13. In use, the pipeline is inserted from one end of the inlet pipe 16, and the pipeline is inserted from one end of the inlet pipe 16, and the pipeline is inserted from one end of the inlet pipe 16. After passing through the first vertical straightening wheel set 11, the second vertical straightening wheel set 12 and the first transverse straightening wheel set 13 and the second transverse straightening wheel set 14, the pipeline is inserted from one end of the inlet pipe 16.

[0034] In addition, the side of the rack 1 close to the inlet pipe 16 is provided with a guide wheel 18, the guide wheel 18 is formed with a guide groove 181, and in use, the pipeline passes through the guide groove 181 on the guide wheel 18, and the pipeline is guided by the guide wheel 18, so that the convenience of inserting the pipeline into the inlet pipe 16 is improved.

[0035] Further, the rack 1 is slidably installed with a pressing block 19 between the incoming line pipe 16 and the first vertical straightening wheel set 11, the rack 1 is provided with an adjusting rod 191, the adjusting rod 191 is threadedly connected to the rack 1, and one end of the adjusting rod 191 is threadedly connected to the pressing block 19, in use, the position of the pressing block 19 in the vertical direction is adjusted by rotating the adjusting rod 191. In addition, the pressing block 19 is rotatably installed with a pressing wheel 192, the pressing wheel 192 is rotatably installed on the pressing block 19, when the pipeline is inserted from one end of the incoming line pipe 16, the pressing wheel 192 presses the pipeline, so that the convenience of the pipeline inserted between the first vertical straightening wheel set 11 and the second vertical straightening wheel set 12 is improved.

[0036] The above are preferred embodiments of the present application, which do not limit the protection scope of the present application, therefore: any equivalent changes made on the structure, shape and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A straightening mechanism for pipe machining, characterized by, The utility model relates to a straightening machine for pipe, which comprises: a rack (1) for installing straightening frame; a first vertical straightening wheel set (11) and a second vertical straightening wheel set (12) are both rotatably installed on the rack (1), and a pipe passes through between the first vertical straightening wheel set (11) and the second vertical straightening wheel set (12); a first horizontal straightening wheel set (13) and a second horizontal straightening wheel set (14) are both rotatably installed on the rack (1), and a pipe passes through between the first horizontal straightening wheel set (13) and the second horizontal straightening wheel set (14); a vertical adjusting assembly (2) is installed on the rack (1), and is used for adjusting the first vertical straightening wheel set (11); a horizontal adjusting assembly (3) is installed on the rack (1), and is used for adjusting the first horizontal straightening wheel set (13).

2. The straightening mechanism for pipe machining according to claim 1, characterized in that, The vertical adjusting assembly (2) comprises a vertical adjusting block (21) rotatably installed on the rack (1), and the first vertical straightening wheel set (11) is rotatably installed on the vertical adjusting block (21); a lifting cylinder (22) is arranged on the rack (1), and the lifting cylinder (22) is installed on the rack (1), and a piston rod of the lifting cylinder (22) is connected with the vertical adjusting block (21).

3. The straightening mechanism for pipe machining according to claim 1, wherein The horizontal adjusting assembly (3) comprises a horizontal adjusting block (31) rotatably installed on the rack (1), and the first horizontal straightening wheel set (13) is rotatably installed on the horizontal adjusting block (31); an adjusting cylinder (32) is arranged on the rack (1), and a push block (33) is arranged on the adjusting cylinder (32) and abuts against the horizontal adjusting block (31).

4. The straightening mechanism for pipe machining according to claim 3, wherein A first guide inclined surface (311) is formed on the horizontal adjusting block (31), a second guide inclined surface (331) is formed on the push block (33), and the first guide inclined surface (311) and the second guide inclined surface (331) are arranged in parallel.

5. The straightening mechanism for pipe machining according to claim 1, wherein The first vertical straightening wheel set (11), the second vertical straightening wheel set (12), the first horizontal straightening wheel set (13) and the second horizontal straightening wheel set (14) are all composed of rollers (15), and a limiting groove (151) is formed in the roller (15).

6. The straightening mechanism for pipe machining according to claim 1, wherein A pressing block (19) is slidably installed on the rack (1), a pressing roller (192) is rotatably installed on the pressing block (19), an adjusting rod (191) is threadedly connected to the rack (1), and the pressing block (19) is rotatably connected with the adjusting rod (191).

7. The straightening mechanism for pipe machining according to claim 1, wherein A guide roller (18) is rotatably installed on the rack (1), and a guide groove (181) is formed in the guide roller (18).

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