CN216262804U

CN216262804U - Straightening mechanism with adjusting function for seamless steel pipe

Info

Publication number: CN216262804U
Application number: CN202123079672.0U
Authority: CN
Inventors: 卢华庆; 向晓霞
Original assignee: Danyang Jiaheng Special Alloy Material Co ltd
Current assignee: Danyang Jiaheng Special Alloy Material Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-04-12
Anticipated expiration: 2031-12-09

Abstract

The utility model provides a straightening mechanism with an adjusting function for a seamless steel pipe, which comprises: the device comprises a supporting base, wherein first fixing plates are symmetrically arranged above the supporting base, bearing grooves are symmetrically arranged on the first fixing plates, bearings are arranged above the bearing grooves, and bearing fixing covers are arranged above the bearing grooves on the first fixing plates.

Description

Straightening mechanism with adjusting function for seamless steel pipe

Technical Field

The utility model relates to the technical field of straightening mechanism equipment for seamless steel pipes, in particular to a straightening mechanism for a seamless steel pipe with an adjusting function.

Background

Seamless steel pipes are steel pipes made of a single piece of metal, without seams on the surface, and are called seamless steel pipes. According to the production method, the seamless pipe is divided into a hot rolled pipe, a cold drawn pipe, an extruded pipe, a pipe jacking, and the like. The seamless steel pipe is divided into a round shape and a special shape according to the shape of a section, and the special-shaped pipe has various complex shapes such as a square shape, an oval shape, a triangular shape, a hexagonal shape, a melon seed shape, a star shape and a pipe with fins. The maximum diameter is up to 650mm, and the minimum diameter is 0.3 mm. Depending on the application, there are thick-walled pipes and thin-walled pipes. The seamless steel pipe is mainly used as a petroleum geology drill pipe, a cracking pipe, a boiler pipe and a bearing pipe for petrochemical industry, and a high-precision structural steel pipe for automobiles, tractors and aviation, and needs to be straightened by straightening equipment in the machining process.

The existing straightening mechanism for the seamless steel tube has certain defects, generally has no adjusting function, and cannot meet the straightening of seamless steel tubes with different diameters.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a straightening mechanism for a seamless steel pipe with an adjusting function.

In order to achieve the purpose of the utility model, the utility model adopts the technical scheme that:

a straightening mechanism for a seamless steel pipe with an adjusting function comprises: the support base is symmetrically provided with a first fixing plate above the support base, the first fixing plate is symmetrically provided with bearing grooves, bearings are arranged above the bearing grooves, a bearing fixing cover is arranged above the bearing grooves on the first fixing plate, bolt holes are symmetrically arranged on two sides of the bearing fixing cover, fastening bolts are arranged inside the bolt holes, a transmission shaft is arranged inside the bearings, a straightening roller is arranged above the transmission shaft, a first chain wheel is arranged on one side of the transmission shaft, a support rod is arranged above the support base, a support plate is arranged above the support rod, a cylinder is arranged in the middle of the upper part of the support plate, a first through hole is arranged in the center of the support plate, a telescopic rod of the cylinder penetrates through the first through hole, and a connecting plate is arranged at one end of the telescopic rod of the cylinder, a second through hole is arranged on the connecting plate, a second fixing plate is symmetrically arranged on one side below the connecting plate, the bearing groove is also arranged below the second fixing plate, the bearing is also arranged in the bearing groove, the second fixing plate is also provided with the bearing fixing cover below the bearing groove, the two symmetrical positions of the bearing fixing cover are symmetrically provided with the bolt holes, the fastening bolt is also arranged inside the bolt hole, the transmission shaft is also arranged inside the bearing, the transmission shaft is also provided with a straightening roller, a motor is arranged below the supporting base, a second chain wheel is arranged on a rotating shaft of the motor, the chain wheel II is provided with a chain, the supporting base is provided with a rectangular through hole, the chain penetrates through the rectangular through hole, and supporting legs are arranged below the supporting base.

As an improvement, the bearing fixing cover is fixed with the first fixing plate and the second fixing plate by the fastening bolt.

As an improvement, the number of the straightening rollers is five, three of the straightening rollers are located on the first fixing plate, the other two straightening rollers are located on the second fixing plate, and the straightening rollers are arranged in a vertically uniform staggered manner.

As an improvement, three straightening rollers positioned on the first fixing plate are connected and driven through the chain.

As an improvement, the motor is connected with the straightening roller through the chain for transmission.

As the improvement, the bracing piece is provided with four altogether, and evenly sets up in the below corner of backup pad.

As an improvement, the connecting plate is sleeved on the supporting rod through the through hole.

The utility model has the beneficial effects that:

the distance between the first fixing plate and the second fixing plate can be adjusted so as to conveniently straighten seamless steel tubes with different diameters, the size of the straightening roller can be changed, the change of the straightening roller is facilitated by disassembling the bearing fixing cover, the practicability of the product is improved, an operator can conveniently change the straightening roller, the height of the connecting plate is adjusted by stretching of the air cylinder, the distance between the upper straightening roller and the lower straightening roller is further adjusted, and the straightening of the seamless steel tubes with different diameters is facilitated.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a left side view of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1.

Reference symbol comparison table:

1. a support base; 2. a first fixing plate; 3. a bearing groove; 4. a bearing; 5. a bearing fixing cover; 6. bolt holes; 7. fastening a bolt; 8. a drive shaft; 9. straightening rollers; 10. a chain wheel I; 11. a support bar; 12. a support plate; 13. a cylinder; 14. a first through hole; 15. a connecting plate; 16. a second through hole; 17. a second fixing plate; 18. a motor; 19. a second chain wheel; 20. a chain; 21. a rectangular through hole; 22. and (5) supporting legs.

Detailed Description

In order to make the content of the present invention more clearly understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

As shown in fig. 1, an alignment mechanism for a seamless steel pipe having an adjustment function includes: the support base comprises a support base 1, wherein first fixing plates 2 are symmetrically arranged above the support base 1, bearing grooves 3 are symmetrically arranged on the first fixing plates 2, bearings 4 are arranged above the bearing grooves 3, bearing fixing covers 5 are arranged above the bearing grooves 3 of the first fixing plates 2, bolt holes 6 are symmetrically arranged on two sides of each bearing fixing cover 5, fastening bolts 7 are arranged inside the bolt holes 6, transmission shafts 8 are arranged inside the bearings 4, straightening rollers 9 are arranged above the transmission shafts 8, chain wheels 10 are arranged on one sides of the transmission shafts 8, support rods 11 are arranged above the support base 1, a support plate 12 is arranged above the support rods 11, a cylinder 13 is arranged in the middle of the upper portion of the support plate 12, a through hole 14 is arranged at the center of the support plate 12, and a telescopic rod of the cylinder 13 penetrates through the through hole 14, a connecting plate 15 is arranged at one end of the telescopic rod of the cylinder 13, a through hole two 16 is arranged on the connecting plate 15, four supporting rods 11 are arranged at the lower corners of the supporting plate 12, the connecting plate 15 is sleeved on the supporting rod 11 through the through hole two 16, a second fixing plate 17 is symmetrically arranged on one side below the connecting plate 15, the bearing groove 3 is also arranged below the second fixing plate 17, the bearing 4 is also arranged in the bearing groove 3, the bearing fixing cover 5 is also arranged below the bearing groove 3 on the second fixing plate 17, the bolt holes 6 are symmetrically arranged at two symmetrical positions of the bearing fixing cover 5, the fastening bolts 7 are also arranged in the bolt holes 6, and the transmission shaft 8 is also arranged in the bearing 4, the last straightening roller 9 that is provided with of transmission shaft 8 equally, the below of supporting base 1 is provided with motor 18, be provided with sprocket two 19 in the axis of rotation of motor 18, be provided with chain 20 on sprocket two 19, be provided with rectangle through-hole 21 on the supporting base 1, chain 20 passes rectangle through-hole 21, the below of supporting base 1 is provided with supporting leg 22.

Referring to fig. 1 and 3, the bearing fixing cover 5 is fixed to the first fixing plate 2 and the second fixing plate 17 through the fastening bolts 7, five straightening rollers 9 are provided, three straightening rollers 9 are located on the first fixing plate 2, the other two straightening rollers 9 are located on the second fixing plate 17, and the straightening rollers 9 are arranged in a vertically uniform and staggered manner.

When the seamless steel pipe straightening machine works and needs to straighten seamless steel pipes with different diameters, the straightening rollers 9 need to be replaced, and the grooves of the upper straightening roller 9 and the lower straightening roller 9 are circular at one time, so that the seamless steel pipes can be straightened conveniently.

It should be noted that the three straightening rollers 9 on the first fixing plate 2 are connected and driven by the chain 20, and the motor 18 is connected and driven with the straightening rollers 9 by the chain 20.

In operation, the motor 18 rotates to drive one of the straightening rollers 9 to rotate through the chain 20, and then the straightening rollers 9 are driven by the chain 20 to the remaining straightening rollers 9.

When the straightening machine works, the straightening rollers 9 are replaced according to the diameter of a seamless steel pipe to be straightened, then the seamless steel pipe is inserted between the upper straightening roller 9 and the lower straightening roller 9, the air cylinder 13 is started, the upper straightening roller 9 and the lower straightening roller 9 are enabled to compress the seamless steel pipe through the air cylinder 13, then the motor 18 is started, the motor 18 drives the lower straightening roller 9 to move, drives the seamless steel pipe to move, and straightens the seamless steel pipe.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a seamless steel pipe is with aligning mechanism with regulatory function which characterized in that includes: the support base is characterized in that a support base (1), a first fixing plate (2) is symmetrically arranged above the support base (1), bearing grooves (3) are symmetrically arranged on the first fixing plate (2), bearings (4) are arranged above the bearing grooves (3), a bearing fixing cover (5) is arranged above the bearing grooves (3) of the first fixing plate (2), bolt holes (6) are symmetrically arranged on two sides of the bearing fixing cover (5), fastening bolts (7) are arranged inside the bolt holes (6), a transmission shaft (8) is arranged inside the bearings (4), a straightening roller (9) is arranged above the transmission shaft (8), a chain wheel I (10) is arranged on one side of the transmission shaft (8), a support rod (11) is arranged above the support base (1), a support plate (12) is arranged above the support rod (11), a cylinder (13) is arranged in the middle of the upper portion of the supporting plate (12), a first through hole (14) is formed in the center of the supporting plate (12), a telescopic rod of the cylinder (13) penetrates through the first through hole (14), a connecting plate (15) is arranged at one end of the telescopic rod of the cylinder (13), a second through hole (16) is formed in the connecting plate (15), second fixing plates (17) are symmetrically arranged on one side of the lower portion of the connecting plate (15), the bearing grooves (3) are also formed in the lower portion of the second fixing plates (17), the bearings (4) are also arranged in the bearing grooves (3), the bearing fixing covers (5) are also arranged below the bearing grooves (3) on the second fixing plates (17), the bolt holes (6) are symmetrically arranged in two symmetrical positions of the bearing fixing covers (5), and the fastening bolts (7) are also arranged in the bolt holes (6), the inside of bearing (4) is provided with equally transmission shaft (8), be provided with alignment roller (9) on transmission shaft (8) equally, the below of supporting base (1) is provided with motor (18), be provided with sprocket two (19) in the axis of rotation of motor (18), be provided with chain (20) on sprocket two (19), be provided with rectangle through-hole (21) on supporting base (1), chain (20) pass rectangle through-hole (21), the below of supporting base (1) is provided with supporting leg (22).

2. The straightening mechanism for the seamless steel tube with the adjusting function according to claim 1, wherein the bearing fixing cover (5) is fixed with the first fixing plate (2) and the second fixing plate (17) through the fastening bolt (7).

3. The straightening mechanism with the adjusting function for the seamless steel tube according to claim 2, wherein the number of the straightening rollers (9) is five, three of the straightening rollers (9) are located on the first fixing plate (2), the other two straightening rollers (9) are located on the second fixing plate (17), and the straightening rollers (9) are uniformly staggered from top to bottom.

4. The straightening mechanism with the adjusting function for the seamless steel tube according to claim 3, characterized in that the three straightening rollers (9) on the first fixing plate (2) are connected and driven by the chain (20).

5. The straightening mechanism with the adjusting function for the seamless steel tube according to claim 4, characterized in that the motor (18) is connected with the straightening roller (9) through the chain (20) for transmission.

6. The straightening mechanism for seamless steel tubes with the adjusting function according to claim 1, characterized in that the number of the support rods (11) is four, and the support rods are uniformly arranged at the lower corners of the support plate (12).

7. The straightening mechanism with the adjusting function for the seamless steel tube according to claim 6, wherein the connecting plate (15) is sleeved on the supporting rod (11) through the second through hole (16).