CN218079738U - Seamless steel pipe straightening fixing clamp - Google Patents

Abstract

The utility model relates to a fixture for straightening and fixing a seamless steel pipe, which comprises a working frame body, a baffle strip is fixedly installed on the top of the working frame body, and a cylinder is bolted to the front of the inner wall of the working frame body, and the cylinder The rear end is fixedly equipped with a moving plate, and both sides of the top of the moving plate are fixedly equipped with connecting blocks. The tops of the two connecting blocks pass through the top of the working frame and are bolted with a pushing plate. There are grooves on both sides. The starting cylinder pushes the moving plate to slide on the surface of the slide bar. The moving plate drives the connecting block to push the pushing plate. The rod rotates, so that the lower pressure plate presses the steel pipe in the vertical direction, heats the curved pipe to heat, the heat is dissipated through the heating chamber and the heat conduction plate to heat the steel pipe, and the hydraulic telescopic rod pushes the straightening plate to straighten the curved part of the steel pipe. deal with.

Description

Fixing jig for straightening seamless steel pipe

technical field

The utility model relates to the technical field of straightening equipment for seamless steel pipes, in particular to a straightening fixture for seamless steel pipes.

Background technique

Seamless steel pipes have a hollow cross-section and are widely used as pipes for transporting fluids, such as pipes for transporting oil, natural gas, gas, water, and certain solid materials. Compared with solid steel such as round steel, the steel pipe is lighter in weight when the bending and torsional strength is the same. It is an economical cross-section steel and is widely used in the manufacture of structural parts and mechanical parts, such as oil drill pipes, automobile transmission shafts, and bicycles. Frames and steel scaffolds used in building construction, etc. are made of steel pipes to make ring parts, which can improve the utilization rate of materials, simplify the manufacturing process, save materials and processing man-hours, and steel pipes have been widely used.

The straightening and fixing fixtures for seamless steel pipes currently on the market often only have a single direction to fix and clamp the steel pipes. During the subsequent straightening process, it is easy to cause the steel pipes to fall off, causing danger to the staff and also causing damage to the steel pipes. At the same time, this kind of bent steel pipe is not easy to bend, cannot be heated to soften the surface of the steel pipe, and it is difficult to correct and easily damaged. Therefore, we need to propose a straightening fixture for seamless steel pipe.

Utility model content

The purpose of this utility model is to provide a straightening fixture for seamless steel pipes. By starting the cylinder, the moving plate is pushed to slide on the surface of the slide bar. The moving plate drives the connecting block to push the pushing plate. Clamping in the direction, adjusting the rotating disc to drive the adjusting rod to rotate, so that the lower pressing plate can press the steel pipe in the vertical direction, heating the curved pipe, and the heat is dissipated through the heating chamber and the heat conduction plate to heat the steel pipe. The straightening plate is pushed to straighten the bent part of the steel pipe, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a seamless steel pipe straightening fixture, including a working frame, the top of the working frame is fixedly equipped with baffle strips, the front of the inner wall of the working frame A cylinder is bolted, the rear end of the cylinder is fixedly mounted with a moving plate, both sides of the top of the moving plate are fixedly mounted with connecting blocks, and the tops of the two connecting blocks run through the top of the working frame and are bolted with Push plate, both sides of the back of the push plate are provided with grooves, the bottom of the groove is rotatably connected with an adjustment rod, the upper end of the adjustment rod runs through the top of the push plate and extends, the surface thread of the adjustment rod A lower platen is connected, a heating chamber is provided on the top of the working frame, a heating curved pipe is installed on the back of the heating chamber, a heat conduction plate is fixedly installed on the top of the heating chamber, and the top of the working frame is fixed A hydraulic telescopic rod is installed, and a straightening plate is bolted to the rear end of the hydraulic telescopic rod.

Preferably, balance bars are fixedly installed on both sides of the front of the straightening plate, balance seats are slidably connected to the surface of the balance bars, and the bottoms of the two balance seats are fixedly installed on the top of the working frame.

Preferably, limit blocks are provided on both sides of the hydraulic telescopic rod, and the backs of the two limit blocks are fixedly installed on the rear end of the balance rod.

Preferably, a slide bar is fixedly installed on the front and back of the inner wall of the working frame, and the surface of the slide bar is slidably connected with the inside of the moving plate.

Preferably, the upper end of the adjustment rod runs through the top of the push plate and is bolted to a rotating disk, the back of the baffle bar is bolted to a support slant plate, and the bottom of the support slant plate is fixedly installed on the working frame. top.

Preferably, both sides of the top of the working frame are provided with a rectangular slot, and the inside of the rectangular slot is rotatably connected with a rolling column.

Preferably, a controller is fixedly installed on the front of the working frame, and the interior of the controller is electrically connected to the hydraulic telescopic rod, the cylinder and the heating curved pipe.

Compared with the prior art, the beneficial effects of the utility model are:

1. The starting cylinder of the utility model pushes the moving plate to slide on the surface of the slide rod, the moving plate drives the connecting block to push the pushing plate, the pushing plate and the baffle bar clamp the steel pipe in the horizontal direction, and the adjusting rotating disc drives the adjusting rod to rotate, Thus, the lower pressing plate is pressed and held vertically to the steel pipe.

2. The utility model heats the curved pipe, the heat is dissipated through the heating chamber and the heat conduction plate to heat the steel pipe, and the straightening plate is pushed by the hydraulic telescopic rod to straighten the curved part of the steel pipe.

Description of drawings

Fig. 1 is the three-dimensional schematic view of the structure of the utility model;

Fig. 2 is a three-dimensional sectional view of the heating chamber of the present invention;

Fig. 3 is a side sectional view of the structure of the utility model;

Fig. 4 is a side sectional view of the pushing plate of the present invention.

In the figure: 1. Working frame; 2. Baffle bar; 3. Cylinder; 4. Moving plate; 5. Connecting block; 6. Pushing plate; 7. Tank body; 8. Adjusting rod; 1. Heating cavity; 11. Heating curved pipe; 12. Heat conduction plate; 13. Hydraulic telescopic rod; 14. Straightening plate; 15. Balance bar; 16. Balance seat; 17. Limiting block; plate; 20, support inclined plate; 21, rectangular groove; 22, rolling column; 23, controller.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-4, the utility model provides a technical solution: a seamless steel pipe straightening fixture, including a working frame 1, the top of the working frame 1 is fixed with a baffle strip 2, and the working frame 1 The front of the inner wall is bolted with a cylinder 3, the rear end of the cylinder 3 is fixedly installed with a moving plate 4, and both sides of the top of the moving plate 4 are fixedly installed with connecting blocks 5, and the tops of the two connecting blocks 5 run through the top of the working frame 1 And be bolted with pushing plate 6, both sides of pushing plate 6 back sides all have groove body 7, the bottom of groove body 7 is connected with adjusting rod 8 in rotation, the upper end of adjusting rod 8 runs through the top of pushing plate 6 and extends, adjusting rod The surface of 8 is threadedly connected with the lower platen 9, the top of the working frame 1 is provided with a heating chamber 10, the back of the heating chamber 10 is equipped with a heating curved pipe 11, the top of the heating chamber 10 is fixedly installed with a heat conducting plate 12, and the working frame The top of 1 is fixedly equipped with a hydraulic telescopic rod 13, and the rear end of the hydraulic telescopic rod 13 is bolted with a straightening plate 14.

Both sides of the front of the straightening plate 14 are fixedly equipped with a balance bar 15, the surface of the balance bar 15 is slidingly connected with a balance seat 16, and the bottoms of the two balance seats 16 are fixedly installed on the top of the working frame body 1, and the straightening plate 14 moves It will drive the balance bar 15 to slide in the balance seat 16, and enhance the balance of the straightening plate 14.

Limiting blocks 17 are arranged on both sides of the hydraulic telescopic rod 13 , and the backs of the two limiting blocks 17 are fixedly installed on the rear end of the balance bar 15 , so as to limit and protect the balance bar 15 .

The front and back of the working frame body 1 inner wall are fixedly equipped with a slide bar 18, and the surface of the slide bar 18 is slidably connected with the inside of the moving plate 4. When the cylinder 3 promotes the moving plate 4, the moving plate 4 has the purpose of enhancing stability.

The upper end of the adjustment rod 8 runs through the top of the push plate 6 and is bolted to the rotating disc 19, the back side of the baffle bar 2 is bolted to the support swash plate 20, and the bottom of the support swash plate 20 is fixedly installed on the top of the working frame body 1, The support swash plate 20 has the effect of strengthening the support of the baffle bar 2, and the rotating disk 19 is used to facilitate the rotation of the adjusting rod 8.

Both sides of the top of the working frame body 1 are provided with a rectangular groove 21, and the inside of the rectangular groove 21 is rotatably connected with a rolling column 22. When loading and unloading the steel pipe, the steel pipe drives the rolling column 22 to roll, which reduces friction. It is convenient for loading and unloading.

A controller 23 is fixedly installed on the front of the working frame 1, and the inside of the controller 23 is electrically connected with the hydraulic telescopic rod 13, the cylinder 3 and the heating curved pipe 11. By setting the controller 23, the hydraulic telescopic rod 13, the cylinder 3 Carry out control regulation with heating curved pipe 11.

This device puts the steel pipe to be straightened between the baffle bar 2 and the pushing plate 6, the bent part of the steel pipe is placed on one side of the straightening plate 14, and the controller 23 is used to start the cylinder 3 to push the moving plate 4 on the side of the slide bar 18. Sliding on the surface, the moving plate 4 drives the connecting block 5 to push the pushing plate 6, and the pushing plate 6 and the baffle bar 2 clamp the steel pipe horizontally, and the adjusting rotating disc 19 drives the adjusting rod 8 to rotate, so that the lower pressing plate 9 is aligned with the steel pipe. Hold vertically;

The controller 23 is used to heat the heating curved pipe 11, and the heat is distributed through the heating chamber 10 and the heat conduction plate 12 to heat the steel pipe, and the straightening plate 14 is pushed to straighten the curved part of the steel pipe by starting the hydraulic telescopic rod 13, and the straightening plate The moving process of 14 will drive the balance bar 15 to slide in the balance seat 16, which will enhance the balance of the straightening plate 14.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (7)

1. A seamless steel pipe straightening fixture, comprising a work frame (1), the top of the work frame (1) is fixedly equipped with a baffle strip (2), the inner wall of the work frame (1) A cylinder (3) is bolted to the front, and a moving plate (4) is fixedly installed at the rear end of the cylinder (3), and connecting blocks (5) are fixedly installed on both sides of the top of the moving plate (4). The top of the connecting block (5) runs through the top of the working frame (1) and is bolted with a push plate (6), and both sides of the back of the push plate (6) are provided with grooves (7). The bottom of the tank body (7) is rotatably connected with an adjustment rod (8), the upper end of the adjustment rod (8) runs through the top of the push plate (6) and extends, and the surface of the adjustment rod (8) is threadedly connected with the lower pressure plate (9), the top of the working frame (1) is provided with a heating chamber (10), the back of the heating chamber (10) is equipped with a heating curved pipe (11), and the top of the heating chamber (10) A heat conducting plate (12) is fixedly installed, a hydraulic telescopic rod (13) is fixedly mounted on the top of the working frame (1), and a straightening plate (14) is bolted to the rear end of the hydraulic telescopic rod (13). 2. A seamless steel pipe straightening fixture according to claim 1, characterized in that: balance bars (15) are fixedly installed on both sides of the front of the straightening plate (14), and the balance bars (15) ) is slidingly connected with a balance seat (16), and the bottoms of the two balance seats (16) are fixedly mounted on the top of the work frame (1). 3. A fixture for straightening and fixing seamless steel pipes according to claim 2, characterized in that: limit blocks (17) are arranged on both sides of the hydraulic telescopic rod (13), and two limit blocks (17) The back side of block (17) is fixedly installed on the rear end of balance bar (15). 4. A seamless steel pipe straightening fixture according to claim 1, characterized in that: a slide bar (18) is fixedly installed on the front and back of the inner wall of the working frame (1), and the slide bar ( The surface of 18) is slidingly connected with the inside of the mobile plate (4). 5. A fixture for straightening seamless steel pipes according to claim 1, characterized in that: the upper end of the adjusting rod (8) runs through the top of the pushing plate (6) and is bolted to a rotating disc (19), The back side of the baffle bar (2) is bolted with a support slant plate (20), and the bottom of the support slant plate (20) is fixedly installed on the top of the working frame (1). 6. A seamless steel pipe straightening fixture according to claim 1, characterized in that: both sides of the top of the working frame (1) are provided with rectangular grooves (21), and the rectangular grooves (21 ) is connected with a rolling column (22) for internal rotation. 7. A seamless steel pipe straightening fixture according to claim 1, characterized in that: a controller (23) is fixedly installed on the front of the working frame (1), and the controller (23) The interior of the hydraulic telescopic rod (13), the cylinder (3) and the heating curved pipe (11) are electrically connected.

Images