Clamping component for large-diameter seamless steel pipe production

Abstract

The utility model belongs to the technical field of seamless steel pipe production, and particularly relates to a clamping component for large-diameter seamless steel pipe production, which comprises a fixed box and a moving assembly arranged on the side wall of the fixed box. The top of the outer side wall of the fixed box is fixedly connected with a fixed frame; the inner side wall of the fixing frame is slidably connected with a sliding block. A first servo motor is fixedly connected to the inner side wall of the sliding block. A supporting block is fixedly connected to the bottom of the inner side wall of the fixed box; the output end of the first servo motor is fixedly connected with a two-way screw rod; the two-way screw is in contact with the fixed box; the outer side wall of the two-way screw rod is in threaded connection with a pair of supporting columns; clamping plates are in sliding contact with the inner side walls of the supporting columns; the inner side wall of the fixed box is slidably connected with a first connecting block; and through the arrangement of the two-way screw rod and the supporting column, the steel pipe can be synchronously fixed at the two ends of the equipment, the position of the center of the steel pipe is not changed when the steel pipe is fixed, and the probability that the position of the center of the steel pipe is changed in the fixing process is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of seamless steel pipe production, and particularly relates to a clamping component for large-diameter seamless steel pipe production. BACKGROUND

[0002] The diameter of the large-diameter seamless steel pipe is usually greater than 4 inches (about 114 mm), and some say that the diameter should be greater than 200 mm. The wall thickness of such a steel pipe is also relatively thick, and the specification is large, and a suitable specification can be selected according to the specific engineering requirements.

[0003] The large-diameter seamless steel pipe is usually made of high-strength carbon steel, alloy steel or stainless steel to meet the requirements of high pressure and large flow. These steel pipes have excellent properties such as high strength, corrosion resistance, high temperature resistance and low temperature resistance.

[0004] In the production process, a clamping device is needed to keep the steel pipe stable during processing. The existing clamping device moves from one side to the other side to fix and clamp the steel pipe. However, the diameter of the steel pipe is variable, and this clamping method will change the center of the steel pipe, which will have a certain impact on subsequent processing. Therefore, a clamping component for large-diameter seamless steel pipe production is proposed to solve the above problems. SUMMARY

[0005] In order to make up for the deficiencies of the prior art and solve at least one technical problem raised in the background art, the utility model provides a clamping component for large-diameter seamless steel pipe production.

[0006] The utility model adopts the technical scheme that the utility model discloses a clamping component for large-diameter seamless steel pipe production, which comprises a fixed box and a moving assembly, and the fixed box side wall is provided with the moving assembly. The utility model solves the technical problems and adopts the technical scheme that the utility model discloses a clamping component for large-diameter seamless steel pipe production, which comprises a fixed box and a moving assembly, and the fixed box side wall is provided with the moving assembly. The utility model solves the technical problems and adopts the technical scheme that the utility model discloses a clamping component for large-diameter seamless steel pipe production, which comprises a fixed box and a moving assembly, and the fixed box side wall is provided with the moving assembly.

[0007] Preferably, the moving component includes a second servo motor, a first screw, a first synchronous pulley, a toothed belt, a second screw, a second synchronous pulley, and a second connecting block; the second servo motor is fixedly connected to the outer wall of the fixed box; the output end of the second servo motor is fixedly connected to the first screw; the first screw is rotatably connected to the inner wall of the fixed box; the second screw is rotatably connected to the inner wall of the fixed box; the first synchronous pulley is fixedly connected to the outer wall of the first screw; the second synchronous pulley is fixedly connected to the outer wall of the second screw; the first synchronous pulley drives the second synchronous pulley through the toothed belt; the second connecting block is threadedly connected to the outer wall of the first screw; the second connecting blocks are configured as a pair; the other second connecting block is disposed on the outer wall of the second screw; a bidirectional screw is rotatably connected to the inner wall of the second connecting block; the second connecting block is slidably connected to the fixed box.

[0008] Preferably, a first limiting strip is fixedly connected to the top of the outer wall of the support column; a sliding plate is slidably contacted on the inner wall of the first limiting strip; the sliding plate is bolted to the support column by fixing bolts; a second limiting strip is fixedly connected to the top of the outer wall of the support column; a sliding plate is slidably contacted on the inner wall of the second limiting strip; and the sliding plate is in contact with the clamping plate.

[0009] Preferably, a first fixing plate is fixedly connected to the outer wall of the fixing box; two pairs of second connecting posts are fixedly connected to the bottom of the outer wall of the slider; rollers are rotatably connected to the inner side walls of the second connecting posts; a pair of connecting grooves are formed at the top of the outer wall of the first fixing plate; and the rollers are in contact with the connecting grooves.

[0010] Preferably, a second fixing plate is fixedly connected to the side wall of the slider; the second fixing plate is in slidable contact with the fixing box; and a second connecting block is fixedly connected to the side wall of the second fixing plate.

[0011] Preferably, a cleaning brush plate is fixedly connected to the side wall of the support column; the cleaning brush plate is in contact with the bidirectional screw.

[0012] Preferably, the fixing frame is made of a rigid material.

[0013] The beneficial effects of this utility model are:

[0014] This utility model provides a clamping component for the production of large-diameter seamless steel pipes. Through the setting of bidirectional screws and support columns, the equipment can fix the steel pipe at both ends simultaneously, so that the center position of the steel pipe remains unchanged when it is fixed, reducing the probability of the center position of the steel pipe changing during the fixing process.

[0015] This utility model provides a clamping component for the production of large-diameter seamless steel pipes. Through the setting of a first screw and a second connecting block, the clamping position can be changed as needed when the equipment encounters steel pipes of different lengths, so that the equipment can adapt to steel pipes of different lengths and facilitate the use of the equipment by the staff. BRIEF DESCRIPTION OF DRAWINGS

[0016] The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:

[0017] In the drawings:

[0018] Figure 1 is a perspective view of the present application;

[0019] Figure 2 is a perspective view of the bidirectional screw in the present application;

[0020] Figure 3 is a perspective view of the first screw in the present application;

[0021] Figure 4 is a perspective view of the second limiting strip in the present application;

[0022] Figure 5 is a perspective view of the roller in the present application.

[0023] Legend:

[0024] 1, fixed box; 11, fixed frame; 12, sliding block; 13, first servo motor; 14, support block; 15, bidirectional screw; 16, support column; 17, clamping plate; 18, first connecting block; 19, first connecting column; 2, second servo motor; 21, first screw; 22, first synchronous pulley; 23, toothed belt; 24, second screw; 25, second synchronous pulley; 26, second connecting block; 3, first limiting strip; 31, sliding plate; 32, fixed bolt; 33, second limiting strip; 4, first fixed plate; 41, second connecting column; 42, roller; 43, connecting groove; 5, second fixed plate; 6, cleaning brush plate. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0026] Specific embodiments are given below.

[0027] Please refer to Figure 1 - Figure 5The utility model provides a kind of clamping component for large-diameter seamless steel tube production, including fixed box 1 and moving assembly, the fixed box 1 side wall is provided with moving assembly;The fixed box 1 outer side wall top is fixedly connected with fixed frame 11;The fixed frame 11 inboard wall is slidably connected with sliding block 12;The sliding block 12 inboard wall is fixedly connected with first servo motor 13;The fixed box 1 inboard wall bottom is fixedly connected with support block 14;The first servo motor 13 output is fixedly connected with two-way screw rod 15;Two-way screw rod 15 is in contact with fixed box 1;Two-way screw rod 15 outer side wall is threadedly connected with a pair of support column 16;The support column 16 inboard wall slidably contacts with clamping plate 17;The fixed box 1 inboard wall is slidably connected with first connecting block 18;The first connecting block 18 inboard wall is fixedly connected with first connecting column 19;The first connecting column 19 outer side wall slidably contacts with support column 16;The first connecting block 18 inboard wall is rotatably connected with two-way screw rod 15;The support column 16 is in contact with support block 14.Fixed box 1 is placed on plane, first adjusting moving assembly, then appropriate clamping plate 17 is slid to support column 16 inside, start first servo motor 13, the two-way screw rod 15 of first servo motor 13 output end will rotate, first connecting column 19 is limited to two support columns 16, so that support column 16 can only move horizontally, because the thread cooperation of two-way screw rod 15 and support column 16, support column 16 will approach each other at this time, until two clamping plates 17 clamp steel pipe, by the two-way screw rod 15 and support column 16 of setting, make equipment can two ends synchronously to steel pipe and be fixed, make the position of steel pipe being fixed invariable, reduce the probability that the center position of steel pipe changes in the process of being fixed.

[0028] Further, as Figure 1 、 Figure 2 and Figure 3As shown, the moving assembly comprises a second servo motor 2, a first screw rod 21, a first synchronous pulley 22, a toothed belt 23, a second screw rod 24, a second synchronous pulley 25, a second connecting block 26; the second servo motor 2 is fixedly connected to the outer wall of the fixed box 1; the output end of the second servo motor 2 is fixedly connected with the first screw rod 21; the inner wall of the fixed box 1 is rotatably connected with the first screw rod 21; the inner wall of the fixed box 1 is rotatably connected with the second screw rod 24; the outer wall of the first screw rod 21 is fixedly connected with the first synchronous pulley 22; the outer wall of the second screw rod 24 is fixedly connected with the second synchronous pulley 25; the first synchronous pulley 22 drives the second synchronous pulley 25 through the toothed belt 23; the outer wall of the first screw rod 21 is threadedly connected with the second connecting block 26; the second connecting block 26 is provided in pairs; the other second connecting block 26 is arranged on the outer wall of the second screw rod 24; the inner wall of the second connecting block 26 is rotatably connected with the bidirectional screw rod 15; the second connecting block 26 is slidably connected with the fixed box 1. When the second servo motor 2 is started during the operation of the device, the second servo motor 2 drives the first screw rod 21 to rotate, and the first synchronous pulley 22 on the outer side of the first screw rod 21 also rotates, and the first synchronous pulley 22 drives the second synchronous pulley 25 to rotate synchronously through the toothed belt 23, thereby driving the first screw rod 21 and the second screw rod 24 to rotate synchronously, when the second screw rod 24 and the first screw rod 21 rotate simultaneously, the two second connecting blocks 26 move, thereby moving the bidirectional screw rod 15, when the bidirectional screw rod 15 moves, the first servo motor 13 moves, and the sliding block 12 moves under the limitation of the fixed frame 11, at this time, the position of the clamping plate 17 changes, through the first screw rod 21 and the second connecting block 26, the device can adapt to steel pipes of different lengths, and the clamping position can be changed as needed, so that the device can be adapted to steel pipes of different lengths, and the staff can use the device conveniently.

[0029] Further, as Figure 1 and Figure 4As shown, the outer side wall top of the support column 16 is fixedly connected with a first limiting strip 3; the inner side wall of the first limiting strip 3 is in sliding contact with a sliding plate 31; the sliding plate 31 is connected with the support column 16 through a fixing bolt 32; the outer side wall top of the support column 16 is fixedly connected with a second limiting strip 33; the inner side wall of the second limiting strip 33 is in sliding contact with the sliding plate 31; the sliding plate 31 is in contact with the clamping plate 17. When different clamping plates 17 need to be replaced during the operation of the equipment, the fixing bolt 32 is first screwed to make the sliding plate 31 can be separated from the first limiting strip 3 and the second limiting strip 33, at this time the clamping plate 17 can be slid out through the gap between the second limiting strip 33 and the first limiting strip 3, after the replacement of the appropriate clamping plate 17, the sliding plate 31 is slid to the original position, the fixing bolt 32 is screwed to make the sliding plate 31 fixed, at this time the sliding plate 31 can re-fix the clamping plate 17, through the setting of the sliding plate 31 and the first limiting strip 3, the clamping plate 17 is more stable during work, so that the staff can replace the clamping plate 17 according to the different diameters of the steel pipe, which is convenient for the staff to use the equipment.

[0030] Further, as shown in Figure 1 and Figure 5 , the outer side wall of the fixed box 1 is fixedly connected with a first fixed plate 4; the outer side wall bottom of the sliding block 12 is fixedly connected with two pairs of second connecting columns 41; the inner side wall of the second connecting column 41 is rotatably connected with a roller 42; a pair of connecting grooves 43 are formed in the outer side wall top of the first fixed plate 4; the roller 42 is in contact with the connecting groove 43. During the operation of the equipment, the sliding block 12 bears the weight of the first servo motor 13, when the sliding block 12 slides, the roller 42 will rotate on the side wall of the connecting groove 43, the second connecting column 41 and the roller 42 can provide additional support force to the sliding block 12, and the connecting groove 43 limits the moving direction of the roller 42, through the setting of the roller 42 and the connecting groove 43, the stability of the sliding block 12 during movement is increased, and the bending and tilting of the sliding block 12 during the operation of the equipment is reduced, thereby increasing the stability of the equipment during operation.

[0031] Further, as shown in Figure 2 , the side wall of the sliding block 12 is fixedly connected with a second fixed plate 5; the second fixed plate 5 is in sliding contact with the fixed box 1; the side wall of the second fixed plate 5 is fixedly connected with a second connecting block 26. During the operation of the equipment, the second connecting block 26 can drive the sliding block 12 to move when it moves, and through the setting of the second fixed plate 5, the synchronization of the movement of the second connecting block 26 and the sliding block 12 can be increased.

[0032] Further, as shown in Figure 2As shown, the support column 16 side wall is fixed with a cleaning brush plate 6; the cleaning brush plate 6 is in contact with the bidirectional screw 15. When the device is working, the support column 16 will move, at which time the cleaning brush plate 6 will rub against the bidirectional screw 15, and the cleaning brush plate 6 can remove dust and impurities attached to the side wall of the bidirectional screw 15. By providing the cleaning brush plate 6, the situation of jamming between the support column 16 and the bidirectional screw 15 due to dust and impurities can be reduced.

[0033] Further, as shown in the figure, Figure 1 The fixing frame 11 is made of rigid material. When the device is working, the fixing frame 11 plays a role in limiting the sliding block 12. By setting the fixing frame 11 to be made of rigid material, the situation of bending and deforming of the fixing frame 11 when the device is used for a long time can be reduced.

[0034] Working principle: the fixed box 1 is placed on the plane, first adjust the moving assembly, then slide the appropriate clamping plate 17 to the inside of the support column 16, start the first servo motor 13, the bidirectional screw rod 15 at the output end of the first servo motor 13 will rotate, the first connecting column 19 limits the two support columns 16, so that the support column 16 can only move horizontally, because of the thread cooperation between the bidirectional screw rod 15 and the support column 16, at this time the support column 16 will approach each other, until the two clamping plates 17 clamp the steel pipe, through the setting of the bidirectional screw rod 15 and the support column 16, the device can synchronously fix the steel pipe at both ends, so that the center position of the fixed steel pipe does not change, reducing the probability of changing the center position of the steel pipe during fixing, when the device works, start the second servo motor 2, the second servo motor 2 will drive the first screw rod 21 to rotate, the first synchronous pulley 22 outside the first screw rod 21 will also rotate, the first synchronous pulley 22 will drive the second synchronous pulley 25 to rotate synchronously through the toothed belt 23, so that the first screw rod 21 and the second screw rod 24 rotate synchronously, when the second screw rod 24 and the first screw rod 21 rotate simultaneously, the two second connecting blocks 26 will move, so that the bidirectional screw rod 15 moves, when the bidirectional screw rod 15 moves, the first servo motor 13 will move, and the sliding block 12 will move under the limitation of the fixing frame 11, at this time the position of the clamping plate 17 will change, through the setting of the first screw rod 21 and the second connecting block 26, the device can adapt to different lengths of steel pipes, and the clamping position can be changed according to the needs, so that the device can be used by the staff, when the device works, when different clamping plates 17 need to be replaced, first tighten the fixed bolt 32 to make the sliding plate 31 separate from the first limiting strip 3 and the second limiting strip 33, at this time the clamping plate 17 can slide out through the gap between the second limiting strip 33 and the first limiting strip 3, after replacing the appropriate clamping plate 17, slide the sliding plate 31 to the original position, tighten the fixed bolt 32 to fix the sliding plate 31, at this time the sliding plate 31 can fix the clamping plate 17 again, through the setting of the sliding plate 31 and the first limiting strip 3, the clamping plate 17 is more stable during work, so that the staff can replace the clamping plate 17 according to the different diameters of the steel pipe, facilitating the use of the device by the staff, when the device works, the sliding block 12 bears the weight of the first servo motor 13, when the sliding block 12 slides, the roller 42 will rotate on the side wall of the connecting groove 43, the second connecting column 41 and the roller 42 can provide additional support force to the sliding block 12, and the connecting groove 43 limits the moving direction of the roller 42, through the setting of the roller 42 and the connecting groove 43, the stability of the sliding block 12 during movement is increased, reducing the bending and tilting of the sliding block 12 during device work, increasing the stability of the device during work, when the device works, the second connecting block 26 can drive the sliding block 12 to move through the second fixed plate 5, through the setting of the second fixed plate 5,The second connecting block 26 can increase the synchronization of the movement of the bidirectional screw 15 and the slider 12, when the support column 16 moves, the cleaning brush plate 6 can rub against the bidirectional screw 15, and the cleaning brush plate 6 can clean the dust and impurities attached to the side wall of the bidirectional screw 15, the setting of the cleaning brush plate 6 can reduce the jamming failure caused by the dust and impurities between the support column 16 and the bidirectional screw 15, and the fixed frame 11 can limit the slider 12 during the operation of the equipment, the fixed frame 11 is made of rigid material, so that the bending and deformation of the fixed frame 11 during the long-time use of the equipment is reduced.

[0035] The basic principle, main features and advantages of the utility model are shown and described above. Those skilled in the art should understand that the utility model is not limited to the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and all these changes and improvements fall within the scope of the utility model.

Claims

1. A clamping member for the production of large-diameter seamless steel pipes, comprising a fixed box (1) and a mobile assembly, characterized in that: The fixed box (1) side wall is provided with a moving assembly; the fixed box (1) outer side wall top is fixedly connected with a fixed frame (11); the fixed frame (11) inner side wall is slidably connected with a sliding block (12); the sliding block (12) inner side wall is fixedly connected with a first servo motor (13); the fixed box (1) inner side wall bottom is fixedly connected with a support block (14); the first servo motor (13) output end is fixedly connected with a bidirectional screw rod (15); the bidirectional screw rod (15) is in contact with the fixed box (1); the bidirectional screw rod (15) outer side wall is threadedly connected with a pair of support columns (16); the support column (16) inner side wall slidably contacts a clamping plate (17); the fixed box (1) inner side wall is slidably connected with a first connecting block (18); the first connecting block (18) inner side wall is fixedly connected with a first connecting column (19); the first connecting column (19) outer side wall slidably contacts a support column (16); the first connecting block (18) inner side wall is rotatably connected with a bidirectional screw rod (15); the support column (16) is in contact with the support block (14).

2. A clamping member for use in the production of large-diameter seamless steel pipes according to claim 1, characterized in that: The moving assembly comprises a second servo motor (2), a first screw rod (21), a first synchronous pulley (22), a toothed belt (23), a second screw rod (24), a second synchronous pulley (25), a second connecting block (26); the fixed box (1) outer side wall is fixedly connected with a second servo motor (2); the second servo motor (2) output end is fixedly connected with a first screw rod (21); the fixed box (1) inner side wall is rotatably connected with a first screw rod (21); the fixed box (1) inner side wall is rotatably connected with a second screw rod (24); the first screw rod (21) outer side wall is fixedly connected with a first synchronous pulley (22); the second screw rod (24) outer side wall is fixedly connected with a second synchronous pulley (25); the first synchronous pulley (22) drives the second synchronous pulley (25) through the toothed belt (23); the first screw rod (21) outer side wall is threadedly connected with a second connecting block (26); the second connecting block (26) is provided in pairs; another second connecting block (26) is arranged on the second screw rod (24) outer side wall; the second connecting block (26) inner side wall is rotatably connected with a bidirectional screw rod (15); the second connecting block (26) is slidably connected with the fixed box (1).

3. A clamping member for use in the production of large-diameter seamless steel pipes according to claim 1, characterized in that: The support column (16) outer side wall top is fixedly connected with a first limiting strip (3); the first limiting strip (3) inner side wall slidably contacts a sliding plate (31); the sliding plate (31) is bolted with the support column (16) through a fixing bolt (32); the support column (16) outer side wall top is fixedly connected with a second limiting strip (33); the second limiting strip (33) inner side wall slidably contacts a sliding plate (31); the sliding plate (31) is in contact with the clamping plate (17).

4. A clamping member for use in the production of large-diameter seamless steel pipes according to claim 1, characterized in that: The outer side wall of the fixed box (1) is fixedly connected with a first fixed plate (4); the outer side wall bottom of the sliding block (12) is fixedly connected with two pairs of second connecting columns (41); the inner side wall of the second connecting column (41) is rotationally connected with a roller (42); the outer side wall top of the first fixed plate (4) is provided with a pair of connecting grooves (43); the roller (42) is in contact with the connecting groove (43).

5. A clamping member for use in the production of large-diameter seamless steel pipes according to claim 2, characterized in that: The side wall of the sliding block (12) is fixedly connected with a second fixed plate (5); the second fixed plate (5) is in sliding contact with the fixed box (1); the side wall of the second fixed plate (5) is fixedly connected with a second connecting block (26).

6. A clamping member for use in the production of large-diameter seamless steel pipes according to claim 1, characterized in that: The side wall of the supporting column (16) is fixedly connected with a cleaning brush plate (6); the cleaning brush plate (6) is in contact with the bidirectional screw rod (15).

7. A clamping member for use in the production of large-diameter seamless steel pipes according to claim 1, characterized in that: The fixed frame (11) is made of rigid material.

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