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CN-224208835-U - Straightening treatment equipment for stainless steel pipes

CN224208835UCN 224208835 UCN224208835 UCN 224208835UCN-224208835-U

Abstract

The utility model relates to the technical field of steel tube straightening and discloses straightening treatment equipment for stainless steel tubes, which comprises a base, wherein a supporting plate is fixedly connected to the middle position of the lower surface of the base, a U-shaped frame is fixedly connected to the upper surface of the supporting plate, a hydraulic cylinder is fixedly connected to the upper surface of the U-shaped frame, a pressing plate is fixedly connected to the bottom end of the hydraulic cylinder through the inner wall of the top of the U-shaped frame, two symmetrical groups of sliding ports are formed in the upper surface of the base, two sliding ports are arranged in each group, and clamping plates are connected in the sliding ports in a sliding mode. According to the utility model, the two sides of the pipe fitting can be clamped by the plurality of clamping plates before the pipe fitting is straightened, so that the pipe fitting is limited, and the pipe fitting is inclined in the straightening process, so that the situation that the straightening result is not ideal and the straightening needs to be repeated is caused, the time is saved, and the straightening efficiency is improved.

Inventors

  • JIA JIAN
  • ZENG YUAN
  • LI GUANGYU
  • HUANG XIAOTAO
  • XU ZHULI

Assignees

  • 常州市联谊特种不锈钢管有限公司

Dates

Publication Date
20260508
Application Date
20250424

Claims (7)

  1. 1. The straightening treatment equipment for the stainless steel pipes comprises a base (2) and is characterized in that a supporting plate (3) is fixedly connected to the middle position of the lower surface of the base (2), a U-shaped frame (4) is fixedly connected to the upper surface of the supporting plate (3), a hydraulic cylinder (5) is fixedly connected to the upper surface of the U-shaped frame (4), a pressing plate (6) is fixedly connected to the bottom end of the hydraulic cylinder (5) through the inner wall of the top of the U-shaped frame (4), two symmetrical sliding ports (8) are formed in the upper surface of the base (2), two clamping plates (10) are fixedly connected to the upper surface of each sliding port (8), a plurality of sliding rods (9) are fixedly connected to the inner walls of two sides of the sliding ports (8), the sliding rods (9) penetrate through the corresponding clamping plates (10) and are fixedly connected with connecting rods (14) at the bottom of the clamping plates (10), two symmetrical fixing plates (12) are fixedly connected to the lower surface of the supporting plate (3), two fixing plates (12) are fixedly connected to the lower surfaces of the two fixing plates (12) through two half-connecting rods (15) and two screw rods (15) are connected to two screw rods in a two-way.
  2. 2. The straightening processing apparatus of a stainless steel pipe as claimed in claim 1, characterized in that a driving motor (16) for rotating the semi-bidirectional screw rod (15) forward and backward in the axial direction is fixedly connected to one side of one of the fixing plates (12).
  3. 3. The straightening treatment equipment for the stainless steel pipe according to claim 1, wherein two symmetrical fixing seats (11) are fixedly connected to the middle position of the upper surface of the base (2), L-shaped plates (17) are fixedly connected to two sides of the pressing plate (6), threaded rods (21) penetrating through the upper surface of the L-shaped plates (17) are connected to the upper surface of the L-shaped plates in a threaded mode, and limiting plates (22) are connected to the bottom ends of the threaded rods (21) in a rotating mode through bearings.
  4. 4. The straightening device of a stainless steel pipe according to claim 3, wherein two symmetrical round rods (23) are fixedly connected to the upper surface of the limiting plate (22) and located on two sides of the threaded rod (21), and the top ends of the round rods (23) are inserted into one end of the L-shaped plate (17) and are in sliding connection with the L-shaped plate.
  5. 5. The straightening device for the stainless steel tube according to claim 1, wherein two symmetrical fixing frames (19) are fixedly connected to the lower surface of the pressing plate (6), a plurality of fixing frames are arranged in each group, rollers (20) are rotatably connected between inner walls of two sides of one end of each fixing frame (19), and rubber rings are adhered to the outer walls of the circumferences of the rollers (20).
  6. 6. The straightening treatment equipment for the stainless steel pipe according to claim 5, wherein two symmetrical guide rods (18) are fixedly connected to the upper surface of the pressing plate (6) and positioned on two sides of the hydraulic cylinder (5), the top ends of the two guide rods (18) penetrate through the outer wall of the top of the U-shaped frame (4) and are in interactive connection with the outer wall of the top of the U-shaped frame, and limiting blocks are fixedly connected to the top ends of the guide rods (18).
  7. 7. The straightening treatment equipment for a stainless steel pipe according to claim 3, wherein the two ends of the upper surface of the base (2) are fixedly connected with V-shaped supporting plates (7), the middle of the upper surface of the base (2) is fixedly connected with supporting blocks (13), and the lower surface of the base (2) is fixedly connected with a supporting frame (1).

Description

Straightening treatment equipment for stainless steel pipes Technical Field The utility model relates to the technical field of steel tube straightening, in particular to straightening treatment equipment for stainless steel tubes. Background Stainless steel pipes are used as key materials widely applied in the industrial field, and the straightness is one of important indexes for measuring the quality of products. In the manufacturing process, the stainless steel tube is often subjected to residual stress or mechanical deformation due to rolling, welding, cooling and other processes, so that the tube is bent, ovality deviation and the like. Through retrieving, chinese patent with bulletin number CN221909180U discloses a steel pipe straightener, and the device can adjust the angle between two grip blocks to be suitable for the angle of placing the steel pipe to make the grip block can be according to the steel pipe automatically regulated clamping angle of different external diameters, but because the stainless steel pipe is crooked, the in-process of straightening to the stainless steel pipe, the stainless steel pipe is inclined easily, and then influences the alignment effect of device to the stainless steel pipe. Disclosure of utility model In order to overcome the defects in the prior art, the utility model provides straightening treatment equipment for stainless steel pipes, which solves the problems in the prior art. The utility model provides the technical scheme that the straightening treatment equipment for the stainless steel tube comprises a base, wherein a supporting plate is fixedly connected to the middle position of the lower surface of the base, a U-shaped frame is fixedly connected to the upper surface of the supporting plate, a hydraulic cylinder is fixedly connected to the upper surface of the U-shaped frame, the bottom end of the hydraulic cylinder penetrates through the inner wall of the top of the U-shaped frame and is fixedly connected with a pressing plate, two symmetrical groups of sliding ports are formed in the upper surface of the base, each group is two, clamping plates are slidably connected in the sliding ports, a plurality of sliding rods are fixedly connected between the inner walls of the two sides of the sliding ports, the sliding rods penetrate through the corresponding clamping plates and are slidably connected with the corresponding clamping plates, connecting rods are fixedly connected to the bottoms of the clamping plates on the same sides of the two groups, a half-bidirectional screw rod is fixedly connected to the lower surface of the supporting plate, and the half-bidirectional screw rod is rotatably connected with the two connecting rods through bearings and is in threaded connection with the two connecting rods. As a further scheme of the utility model, one side of one of the fixing plates is fixedly connected with a driving motor which enables the half-bidirectional screw rod to rotate forward and backward along the axial direction. As a further scheme of the utility model, two symmetrical fixing seats are fixedly connected in the middle of the upper surface of the base, two sides of the pressing plate are fixedly connected with L-shaped plates, the upper surface of each L-shaped plate is in threaded connection with a threaded rod which penetrates through the pressing plate, and the bottom end of each threaded rod is rotatably connected with a limiting plate through a bearing. As a further scheme of the utility model, two symmetrical round rods are fixedly connected to the upper surface of the limiting plate and positioned at two sides of the threaded rod, and the top ends of the round rods are inserted into one end of the L-shaped plate and are in sliding connection with the L-shaped plate. As a further scheme of the utility model, two symmetrical fixing frames are fixedly connected to the lower surface of the pressing plate, each fixing frame is multiple, rollers are rotatably connected between inner walls of two sides of one end of each fixing frame, and rubber rings are adhered to the outer walls of the circumferences of the rollers. As a further scheme of the utility model, two symmetrical guide rods are fixedly connected to the upper surface of the pressing plate and positioned at two sides of the hydraulic cylinder, the top ends of the two guide rods penetrate through the outer wall of the top of the U-shaped frame and are in interactive connection with the outer wall of the top of the U-shaped frame, and limiting blocks are fixedly connected to the top ends of the guide rods. As a further scheme of the utility model, the two ends of the upper surface of the base are fixedly connected with V-shaped supporting plates, the middle of the upper surface of the base is fixedly connected with a supporting block, and the lower surface of the base is fixedly connected with a supporting frame. The utility model has the technical effects and advantages that: 1. Acco