Welded pipe rolling mechanism with heating function

Abstract

The utility model relates to the technical field of welded pipe rolling mechanisms, in particular to a welded pipe rolling mechanism with a heating function. According to the technical scheme, the device comprises two sets of mounting side plates, an adjusting assembly is arranged between the two sets of mounting side plates, the adjusting assembly comprises a middle shaft, the outer ring of the middle shaft is sleeved with an adjusting cylinder, positioning frames are arranged at the two ends of the middle shaft, and two sets of pressing rollers are arranged between the two sets of mounting side plates; a synchronous adjusting block is arranged at the position, located on one side of the set of installation side plates, of one end of the pressing roller, an air cylinder is arranged below the synchronous adjusting block, and an electric heater is arranged on the side, away from the synchronous adjusting block, of the set of installation side plates. According to the steel pipe welding device, steel pipes with different inner diameters can be matched for welding operation through the arrangement of the adjusting assembly, meanwhile, the synchronous adjusting block is matched with the two sets of pressing rollers to be matched with a lining plate for self-heating so that steel plates with different wall thicknesses can be rapidly rolled into a pipe shape, and the welding operation efficiency of the steel pipes is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a welded pipe roller pressure mechanism technology field especially, it relates to a welded pipe roller pressure mechanism with heating function. BACKGROUND

[0002] Welded pipe roller pressure device is an important equipment for the welded steel pipe production line. Its main role is to form a complete pipe at the pipe welding place through a series of rollers, heating and pressure. In this process, the steel plate is gradually bent under the action of a series of rollers to form a pipe type, and the rollers play a guiding and shaping role. In the prior art, when the steel plate with different inner diameters or thicknesses is shaped and rolled, the operator needs to disassemble and replace the pressure roller with a pressure roller that is compatible with the product. The pressure roller with inherent size cannot be adapted to the steel plate with different inner diameters or thicknesses during the rolling operation, resulting in low rolling efficiency and reduced welding efficiency. At the same time, the steel plate needs to be connected to the heating device during the rolling operation, which cannot well heat and roll the welded pipe. Therefore, we propose a welded pipe roller pressure mechanism with heating function. SUMMARY

[0003] The utility model aims at the problems in the background art and proposes a welded pipe roller pressure mechanism with heating function.

[0004] The technical scheme of the utility model is a welded pipe roller pressure mechanism with heating function, which comprises two groups of mounting side plates, an adjusting assembly is arranged between the two groups of mounting side plates, the adjusting assembly comprises a middle shaft, an adjusting cylinder is sleeved on the outer circle of the middle shaft, a threaded rod is arranged in the middle shaft, a positioning frame is arranged at both ends of the middle shaft, a plurality of support rods are arranged at both ends of the outer circle of the adjusting cylinder, a lining plate is arranged at the end of the support rod away from the adjusting cylinder, an electric motor is arranged at one end of the threaded rod, two groups of pressure rollers are arranged between the two groups of mounting side plates, a synchronous adjusting block is arranged at one end of the pressure roller on one side of one group of mounting side plates, a pneumatic cylinder is arranged below the synchronous adjusting block, and an electric heater is arranged on one side of one group of mounting side plates away from the synchronous adjusting block.

[0005] Preferably, the two groups of positioning frames are respectively installed on the sides corresponding to the two groups of mounting side plates away from each other, shaft holes are formed in the positioning frames, the two ends of the middle shaft are respectively installed corresponding to the shaft holes, and the inner wall of the adjusting cylinder and the outer circle of the middle shaft are mutually attached.

[0006] Preferably, a threaded hole is formed in one end of the middle shaft, the threaded rod is installed corresponding to the threaded hole, one end of the threaded rod passes through the positioning frame and one group of mounting side plates and is installed corresponding to the output end of the electric motor, an electric motor box is arranged on one side of the mounting side plate, and the mounting end of the electric motor is installed corresponding to the electric motor box.

[0007] Preferably, the outer ring of the adjusting cylinder is provided with a plurality of mounting strips, one end of the supporting rod is mounted corresponding to the mounting strips, the other end of the supporting rod is mounted corresponding to the inner side of the lining plate, both ends of the lining plate are provided with connecting plates, one side of the connecting plate is provided with a guide column, a plurality of guide grooves are opened on the positioning frame, and the guide column is mounted corresponding to the guide groove.

[0008] Preferably, the outer side of the lining plate is provided in a circular arc shape, the lining plate is provided with an electric resistance wire in the inside, the mounting end of the electric heater is mounted corresponding to one side of the mounting side plate, and the electric resistance wire is electrically connected with the electric heater.

[0009] Preferably, a ring groove is opened on both the mounting side plates, both ends of the compression roller are mounted corresponding to the ring grooves, a limiting groove is opened on one side of the mounting side plate, one side of the synchronous adjusting block is attached to the mounting side plate, a limiting block is arranged on one side of the synchronous adjusting block, and the limiting block is mounted corresponding to the limiting groove.

[0010] Preferably, limiting blocks are opened on both sides of the synchronous adjusting block, one end of the compression roller is mounted corresponding to the limiting block, the other end of the compression roller is provided with a stop block, an installation groove is opened below the synchronous adjusting block, and the air cylinder is mounted corresponding to the installation groove.

[0011] Compared with the prior art, the adjusting assembly of the present application has the following beneficial technical effects:

[0012] The present application has the following beneficial technical effects: BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is a whole structure schematic view of the present application;

[0014] Fig. 2 It is another view structure schematic view of the present application;

[0015] Fig. 3 It is a structure explosion view of the present application.

[0016] Fig. 1 is a mounting side plate; 2 is an adjusting assembly; 21 is a central shaft; 22 is an adjusting cylinder; 23 is a threaded rod; 24 is a positioning frame; 25 is a supporting rod; 26 is a lining plate; 27 is a motor; 3 is a compression roller; 4 is a synchronous adjusting block; 5 is a pneumatic cylinder; 6 is an electric heater; 7 is a motor box; 8 is a connecting plate; 9 is a guide column; 10 is a guide groove; 11 is a ring groove; 12 is a limiting groove; 13 is a limiting block; 14 is a stop block; 15 is a mounting strip. DETAILED DESCRIPTION

[0017] The technical scheme of the utility model is further explained below in combination with the drawings and specific embodiments. EMBODIMENT

[0018] As Figs. 1-3As shown, the welding pipe roller pressing mechanism with heating function provided by the utility model, including two groups of installation side plate 1, two groups of installation side plate 1 between being provided with adjusting assembly 2, adjusting assembly 2 includes middle shaft 21, the outer ring of middle shaft 21 is equipped with adjusting cylinder 22, the inner wall of adjusting cylinder 22 and the outer periphery of middle shaft 21 mutually adhere, adjusting cylinder 22 and middle shaft 21 slidingly connect, the inside of middle shaft 21 is provided with threaded rod 23, threaded rod 23 and middle shaft 21 inner wall fixedly connected, one end of middle shaft 21 is provided with threaded hole, threaded rod 23 and threaded hole correspond to install, threaded rod 23 and threaded hole are screw-threaded, threaded rod 23 and adjusting cylinder 22 rotationally connect, the setting of threaded rod 23 can drive adjusting cylinder 22 along middle shaft 21 and slide, the both ends of middle shaft 21 are provided with positioning frame 24, two groups of positioning frame 24 mutually far away one end respectively with two groups of installation side plate 1 mutually close one side correspond to install, the installation end of positioning frame 24 and installation side plate 1 fixedly connected, positioning frame 24 is provided with shaft hole, the both ends of middle shaft 21 respectively with shaft hole correspond to install, the installation end of middle shaft 21 is fixedly connected with positioning frame 24 through shaft hole, the setting of positioning frame 24 can position middle shaft 21, the outer ring of adjusting cylinder 22 is located at both ends position and is provided with multiple groups of support rod 25, the outer ring of adjusting cylinder 22 is provided with multiple groups of installation strip 15, the installation end of installation strip 15 and the outer ring of adjusting cylinder 22 fixedly connected, one end of support rod 25 and installation strip 15 correspond to install, one end of support rod 25 and installation strip 15 rotationally connect, the one end of support rod 25 away from adjusting cylinder 22 is provided with lining plate 26, the other end of support rod 25 and lining plate 26 inboard correspond to install, one end of lining plate 26 and lining plate 26 inboard rotationally connect, the both ends of lining plate 26 are provided with connecting plate 8, one side of connecting plate 8 and lining plate 26 fixedly connected, one side of connecting plate 8 is provided with guide column 9, the installation end of guide column 9 and one side of connecting plate 8 fixedly connected, multiple groups of guide slot 10 are set up on positioning frame 24, guide column 9 and guide slot 10 correspond to install, guide column 9 and guide slot 10 slidingly connect, the setting of guide slot 10 can move guiding lining plate 26 through connecting plate 8 and guide column 9, thereby can adjust the inner diameter size between multiple groups of lining plate 26, and then can adapt to the steel pipe of different inner diameters and carry out welding operation, one side of one group of installation side plate 1 away from synchronous adjusting block 4 is provided with electric heater 6, the installation end of electric heater 6 and one side of installation side plate 1 correspond to install, the installation end of electric heater 6 and installation side plate 1 fixedly connected, the outside of lining plate 26 is arc-shaped and is provided, the outside of lining plate 26 is arc-shaped and is provided and can better shape and present steel pipe shape when steel plate is rolled, the inside of lining plate 26 is provided with resistance wire, resistance wire and electric heater 6 electrically connected, the setting of electric heater 6 can make the inside resistance wire of lining plate 26 and steel plate contact and heat, thereby quickly carries out heat conduction to steel plate through lining plate 26, so that steel plate can carry out shaping operation more quickly, greatly improves steel plate roll forming efficiency, thereby improves the welding operation efficiency of steel pipe, one end of threaded rod 23 is provided with motor 27,One end of the threaded rod 23 passes through the positioning frame 24 and a set of installation side plates 1 and corresponds to the output end of the motor 27, one end of the threaded rod 23 is fixedly connected with the output end of the motor 27, the motor 27 is provided to drive the threaded rod 23 to rotate, so that the threaded rod 23 can push the adjusting cylinder 22 to guide the adjusting cylinder 22 to slide along the central shaft 21, one side of the installation side plate 1 is provided with a motor box 7, the installation end of the motor box 7 is fixedly connected with one side of the installation side plate 1, the installation end of the motor 27 is correspondingly installed with the motor box 7, the installation end of the motor 27 is fixedly connected with the motor box 7, the motor box 7 is provided to make the motor 27 more stable in the assembled state, the adjusting assembly 2 is provided to adapt to steel pipes with different inner diameters for welding operation, and the adaptability of the device is improved.

[0019] Two sets of pressing rollers 3 are arranged between the two sets of installation side plates 1, ring grooves 11 are formed in the two sets of installation side plates 1, the two ends of the pressing rollers 3 are correspondingly installed in the ring grooves 11, the two ends of the pressing rollers 3 are slidably connected with the ring grooves 11, one end of the pressing roller 3 is provided with a synchronous adjusting block 4 on one side of one set of installation side plates 1, one side of the synchronous adjusting block 4 is in close contact with the installation side plate 1, a limiting groove 12 is formed in one side of the installation side plate 1, a limiting block 13 is arranged on one side of the synchronous adjusting block 4, the limiting block 13 is fixedly connected with the synchronous adjusting block 4, the limiting block 13 is correspondingly installed in the limiting groove 12, the limiting groove 12 is arranged to limit and guide the limiting block 13, so as to ensure that the synchronous adjusting block 4 is more stable in the moving state, limiting blocks 13 are formed on both sides of the synchronous adjusting block 4, one end of the pressing roller 3 is correspondingly installed in the limiting block 13, the pressing roller 3 is slidably connected with the limiting block 13, the limiting block 13 is arranged to limit and guide the movement of the pressing roller 3, the pressing roller 3 is arranged to cooperate with the adjusting assembly 2 to roll the steel plate into a steel plate shape, the synchronous adjusting block 4 is arranged to adjust the two sets of pressing rollers 3, so that the pressing roller 3 can better perform the roll forming operation on the steel plate, the other end of the pressing roller 3 is provided with a stop block 14, the stop block 14 is fixedly connected with the pressing roller 3, the stop block 14 is arranged to position the pressing roller 3, a gas cylinder 5 is arranged below the synchronous adjusting block 4, an installation groove is formed below the synchronous adjusting block 4, the gas cylinder 5 is correspondingly installed in the installation groove, the gas cylinder 5 is slidably connected with the installation groove, the output end of the gas cylinder 5 is fixedly connected with the inner wall of the installation groove, the gas cylinder 5 is arranged to adjust the height of the synchronous adjusting block 4, so that the synchronous adjusting block 4 drives the two sets of pressing rollers 3 to perform the adjusting operation through the limiting block 13.

[0020] In the embodiment, first, the operator passes the steel plate between the pressing rollers 3 and the backing plate 26, and then the operator energizes the air cylinder 5 to push the synchronous adjusting block 4, the synchronous adjusting block 4 moves to drive the two sets of pressing rollers 3 to adjust the rolling, so that the steel plate is shaped into a tubular shape. When the operator needs to roll the steel plate into different inner diameters for welding, the operator energizes the motor 27 to drive the adjusting cylinder 22 to slide along the central shaft 21 through the threaded rod 23, so that the adjusting cylinder 22 pushes the backing plate 26 through the mounting strip 15 when sliding, so that 9 is guided along the guide groove 10 to adjust, so as to adapt to the rolling of the steel pipe with different inner diameters, and then the steel pipe can be better welded.

[0021] The above specific embodiments are only preferred embodiments of the utility model, and based on the technical scheme of the utility model and the related inspiration of the above embodiments, the person skilled in the art can make various alternative improvements and combinations on the above specific embodiments.

Claims

1. A pipe rolling mechanism with heating function, comprising two groups of installation side plates (1), characterized in that: The adjusting assembly (2) is arranged between the two groups of mounting side plates (1), the adjusting assembly (2) comprises a middle shaft (21), the outer ring of the middle shaft (21) is sleeved with an adjusting cylinder (22), the inside of the middle shaft (21) is provided with a threaded rod (23), the two ends of the middle shaft (21) are provided with positioning racks (24), the outer ring of the adjusting cylinder (22) is provided with a plurality of supporting rods (25) at the two end positions, the end of the supporting rod (25) away from the adjusting cylinder (22) is provided with a lining plate (26), one end of the threaded rod (23) is provided with a motor (27), two groups of pressing rollers (3) are arranged between the two groups of mounting side plates (1), one end of the pressing roller (3) is provided with a synchronous adjusting block (4) on one side of one group of mounting side plates (1), the lower side of the synchronous adjusting block (4) is provided with an air cylinder (5), and one side of one group of mounting side plates (1) away from the synchronous adjusting block (4) is provided with an electric heater (6).

2. The field heated pipe mill of claim 1 wherein, The two groups of positioning racks (24) are respectively arranged on the sides of the two groups of mounting side plates (1) away from each other, the positioning rack (24) is provided with an axle hole, and the two ends of the middle shaft (21) are arranged in the axle hole.

3. The field heated pipe mill of claim 1 wherein, The end of the middle shaft (21) is provided with a threaded hole, the threaded rod (23) is arranged in the threaded hole, one end of the threaded rod (23) penetrates through the positioning rack (24) and one group of mounting side plates (1) and is arranged in the output end of the motor (27), one side of the mounting side plate (1) is provided with a motor box (7), and the mounting end of the motor (27) is arranged in the motor box (7).

4. The field heated pipe mill of claim 1 wherein, The outer ring of the adjusting cylinder (22) is provided with a plurality of mounting strips (15), one end of the supporting rod (25) is arranged in the mounting strip (15), the other end of the supporting rod (25) is arranged in the inner side of the lining plate (26), the two ends of the lining plate (26) are provided with connecting plates (8), one side of the connecting plate (8) is provided with a guide column (9), the positioning rack (24) is provided with a plurality of guide grooves (10), and the guide column (9) is arranged in the guide groove (10).

5. The field heated pipe mill of claim 1 wherein, The outer side of the lining plate (26) is arranged in a circular arc shape, the inside of the lining plate (26) is provided with a resistance wire, the mounting end of the electric heater (6) is arranged in one side of the mounting side plate (1), and the resistance wire is electrically connected with the electric heater (6).

6. The field heated pipe mill of claim 1 wherein, The two groups of mounting side plates (1) are provided with ring grooves (11), the two ends of the pressing roller (3) are arranged in the ring groove (11), the mounting side plate (1) is provided with a limiting groove (12) on one side, the synchronous adjusting block (4) is arranged in the mounting side plate (1) on one side, the synchronous adjusting block (4) is provided with a limiting block (13) on one side, and the limiting block (13) is arranged in the limiting groove (12).

7. The field heated pipe mill of claim 1 wherein, The two sides of the synchronous adjusting block (4) are provided with limiting blocks (13), one end of the compression roller (3) is installed in correspondence with the limiting blocks (13), the other end of the compression roller (3) is provided with a stop block (14), and the lower portion of the synchronous adjusting block (4) is provided with an installation groove, and the air cylinder (5) is installed in correspondence with the installation groove.

Images