Horizontal roller rack for pipe welding equipment

Abstract

The utility model discloses a horizontal roller frame for pipe welding equipment, which comprises a support frame, the front end face of the support frame is fixedly connected with a mounting frame, the outer part of a second connecting column is in threaded connection with a moving block, a clamping groove is formed in a limiting column, the outer part of the moving column is in sliding connection with an upper horizontal roller, and the upper horizontal roller is in threaded connection with a lower horizontal roller. A movable groove is formed in the side surface of the upper horizontal roller, a compression spring is fixedly connected to the inner side wall of the movable groove, the end, away from the inner side wall of the movable groove, of the compression spring makes contact with the side surface of a movable column, a fixed block is fixedly connected to the circumferential surface of the movable column, and a limiting rod is rotationally connected into the fixed block; the limiting rods are attached to the side surface of the upper horizontal roller. According to the device, the limiting columns, the clamping grooves, the movable columns, the fixing blocks, the compression springs and the limiting rods are arranged, so that the upper horizontal roller can be conveniently and rapidly disassembled and replaced, and the upper horizontal roller is prevented from deviating due to the arrangement of the fixing columns and the torsional springs.

Description

TECHNICAL FIELD

[0001] The utility model relates to welded pipe equipment technical field especially relates to a horizontal roll frame for welded pipe equipment. BACKGROUND

[0002] On the welded pipe production line, the steel strip forming rolling and sizing are very important in the welded pipe production process, and the rationality and stability of the structure have great influence on the stable operation and quality of the welded pipe production, among which, the horizontal roll frame is an important component of the forming and sizing of the welded pipe production line.

[0003] The existing horizontal roll frame can adjust the distance between the upper and lower horizontal rollers during use, thereby sizing, since the horizontal rollers are prone to wear during use, and thus need to be replaced periodically, and the horizontal rollers are fixed on the moving block by limiting bolts, which need to be disassembled one by one during replacement, resulting in low replacement efficiency, therefore, a horizontal roll frame for welded pipe equipment is needed. UTILITY MODEL CONTENTS

[0004] The utility model discloses a horizontal roll frame for welded pipe equipment to solve the shortcoming in prior art.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a horizontal roll frame for welded pipe equipment, including support frame, the front end surface fixed connection of support frame has the mount frame, the inside rotation of mount frame is connected with second connecting column, the outside screw thread connection of second connecting column has moving block, the side surface fixed connection of moving block has the limit post, the inside of limit post is equipped with the card slot, the inside card of card slot has the movable column, the outside sliding connection of movable column has the upper horizontal roller, the side surface of upper horizontal roller is equipped with the movable slot, the inboard wall fixed connection of movable slot has the compression spring, and the side surface of movable column is contacted with the end away from the inboard wall of movable slot of compression spring, the circumferential surface fixed connection of movable column has the fixed block, the inside rotation of fixed block is connected with the limit rod, and the side surface of limit rod is attached with upper horizontal roller.

[0006] Further, the top of the fixed block is provided with a mounting groove, the inboard wall of the mounting groove is fixedly connected with a fixed column, the circumferential surface of the fixed column is fixedly connected with a torsion spring, and the inboard wall of the limit rod is fixedly connected with the end of the torsion spring away from the fixed column.

[0007] Further, the inboard wall of the mounting frame is fixedly connected with a connecting block, the inside of the connecting block is detachably connected with a lower horizontal roller, and the position of the lower horizontal roller corresponds to that of the upper horizontal roller.

[0008] Further, the side surface of the mounting frame is fixedly connected with a motor, the output end of the motor is fixedly connected with a rotating column, and the end, away from the motor, of the rotating column is fixedly connected with a shaft coupling.

[0009] Further, the side surface of the shaft coupling is fixedly connected with a first connecting column, the end, away from the shaft coupling, of the first connecting column is fixedly connected with a first bevel gear, and the first connecting column is rotatably connected with the inside of the mounting frame.

[0010] Further, the outside of the first bevel gear is engaged with a second bevel gear, and the second bevel gear is fixedly connected with the outside of the second connecting column.

[0011] The utility model has the advantages of the following:

[0012] 1、Compared with the prior art, the horizontal roller frame for the pipe welding equipment, through setting up the limiting post, the clamping groove, the movable column, the fixed block, the compression spring and the limiting rod, the upper horizontal roller is turned over the limiting rod when being disassembled and replaced, the fixed block is pushed to the direction of the compression spring, the movable column is driven to compress the compression spring by the fixed block, the movable column is separated from the clamping groove, so that the upper horizontal roller is conveniently and quickly disassembled and replaced.

[0013] 2、Compared with the prior art, the horizontal roller frame for the pipe welding equipment, through setting up the fixed column and the torsional spring, the torsional spring is fixed on the fixed column, the limiting rod is sleeved on the outside of the torsional spring, the limiting rod is tightly combined with the side surface of the upper horizontal roller under the driving of the reaction force of the torsional spring, the upper horizontal roller is positioned when being installed, and the position deviation of the upper horizontal roller is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 The overall structure schematic view of the utility model is provided;

[0015] Figure 2 The internal structure sectional view of the utility model is provided;

[0016] Figure 3 The utility model is provided Figure 2 The enlarged view of A in the middle;

[0017] Figure 4 The utility model is provided Figure 3 The enlarged view of B in the middle.

[0018] LEGEND:

[0019] 1, support frame; 2, mounting frame; 3, first connecting column; 4, first bevel gear; 5, second connecting column; 6, second bevel gear; 7, shaft coupling; 8, moving block; 9, limit column; 10, clamping groove; 11, movable column; 12, upper horizontal roller; 13, movable slot; 14, compression spring; 15, fixed block; 16, mounting slot; 17, fixed column; 18, torsional spring; 19, limit rod; 20, connecting block; 21, lower horizontal roller; 22, motor; 23, rotating column. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] Referring to Figures 1-4 The utility model provides a kind of horizontal roller frame for pipe welding equipment: including support frame 1, the front end surface of support frame 1 is fixedly connected with mounting frame 2, the inside rotationally connected of mounting frame 2 has second connecting column 5, the outside of second connecting column 5 is threadedly connected with moving block 8, the side surface of moving block 8 is fixedly connected with limit column 9, the inside of limit column 9 is equipped with clamping groove 10, clamping groove 10 is engaged with movable column 11, the outside of movable column 11 is slidably connected with upper horizontal roller 12, the side surface of upper horizontal roller 12 is equipped with movable slot 13, the inner side wall of movable slot 13 is fixedly connected with compression spring 14, and the end of compression spring 14 away from movable slot 13 inner side wall is in contact with the side surface of movable column 11, the circumferential surface of movable column 11 is fixedly connected with fixed block 15, the inside of fixed block 15 is rotationally connected with limit rod 19, and limit rod 19 is in contact with the side surface of upper horizontal roller 12. When upper horizontal roller 12 is disassembled and replaced, limit rod 19 is turned over, then fixed block 15 is pushed to the direction of compression spring 14, compression spring 14 is compressed using fixed block 15 to drive movable column 11, so that movable column 11 is separated from clamping groove 10, so that upper horizontal roller 12 is quickly disassembled and replaced.

[0022] The top of fixed block 15 is equipped with mounting slot 16, the inner side wall of mounting slot 16 is fixedly connected with fixed column 17, the circumferential surface of fixed column 17 is fixedly connected with torsional spring 18, and the end of torsional spring 18 away from fixed column 17 is fixedly connected with the inner side wall of limit rod 19. Torsional spring 18 is fixed on fixed column 17, and limit rod 19 is sleeved on the outside of torsional spring 18, and limit rod 19 is tightly attached to the side surface of upper horizontal roller 12 under the driving of the reaction force of torsional spring 18, to limit upper horizontal roller 12 when upper horizontal roller 12 is installed, to avoid the position of upper horizontal roller 12 from being deviated.

[0023] The inner side wall of the mounting frame 2 is fixedly connected with a connecting block 20, the inside of the connecting block 20 is detachably connected with a lower horizontal roller 21, and the lower horizontal roller 21 corresponds to the position of the upper horizontal roller 12. The installation mode of the lower horizontal roller 21 is the same as that of the upper horizontal roller 12, and the lower horizontal roller 21 can rotate like the upper horizontal roller 12.

[0024] The side surface of the mounting frame 2 is fixedly connected with a motor 22, the output end of the motor 22 is fixedly connected with a rotating column 23, and the end of the rotating column 23 away from the motor 22 is fixedly connected with a shaft coupling 7. The motor 22 drives the shaft coupling 7 to rotate through the rotating column 23.

[0025] The side surface of the shaft coupling 7 is fixedly connected with a first connecting column 3, the end of the first connecting column 3 away from the shaft coupling 7 is fixedly connected with a first bevel gear 4, and the first connecting column 3 is rotatably connected with the inside of the mounting frame 2. The shaft coupling 7 drives the first connecting column 3 to rotate when rotating, thereby driving the first bevel gear 4 to rotate.

[0026] The outside of the first bevel gear 4 is engaged with a second bevel gear 6, and the second bevel gear 6 is fixedly connected with the outside of a second connecting column 5. The first bevel gear 4 drives the second bevel gear 6 to rotate when rotating, thereby driving the second connecting column 5 to rotate, and further driving the moving block 8 to displace on the outside of the second connecting column 5. The circumferential surface of the rotating column 23 is also provided with a first bevel gear 4, and the second connecting column 5 is provided with two second connecting columns 5, which are symmetrically distributed, and the first bevel gear 4 and the second bevel gear 6 are also provided with two groups, which are symmetrically distributed.

[0027] Working principle: when welding pipe sizing is needed, a horizontal roller frame is used for assistance, the steel pipe is placed between the upper horizontal roller 12 and the lower horizontal roller 21, and then the motor 22 is started to drive the rotating column 23 to rotate, thereby driving the first connecting column 3 and the first bevel gear 4 on the rotating column 23 to rotate through the shaft coupling 7, thereby driving the lower second connecting column 5 to rotate through the second bevel gear 6, and realizing the up and down displacement of the moving block 8 outside the second connecting column 5, so as to adjust the distance between the upper horizontal roller 12 and the lower horizontal roller 21. When the upper horizontal roller 12 needs to be replaced due to wear, the limiting rod 19 is turned over, the fixed block 15 is pushed towards the direction of the compression spring 14, the fixed block 15 drives the movable column 11 to compress the compression spring 14, so that the movable column 11 is separated from the clamping groove 10, thereby facilitating the quick disassembly and replacement of the upper horizontal roller 12. The above operation is repeated when the lower horizontal roller 21 is replaced.

[0028] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A horizontal roll stand for a pipe welding installation, comprising a support frame (1), characterized in that: The front end surface of the support frame (1) is fixedly connected with a mounting frame (2), the inside of the mounting frame (2) is rotatably connected with a second connecting column (5), the outside of the second connecting column (5) is threadedly connected with a moving block (8), the side surface of the moving block (8) is fixedly connected with a limiting column (9), the inside of the limiting column (9) is provided with a clamping groove (10), the inside of the clamping groove (10) is clamped with a movable column (11), the outside of the movable column (11) is slidably connected with an upper horizontal roller (12), the side surface of the upper horizontal roller (12) is provided with a movable groove (13), the inner side wall of the movable groove (13) is fixedly connected with a compression spring (14), and one end of the compression spring (14) away from the inner side wall of the movable groove (13) is in contact with the side surface of the movable column (11), the circumferential surface of the movable column (11) is fixedly connected with a fixed block (15), the inside of the fixed block (15) is rotatably connected with a limiting rod (19), and the side surface of the limiting rod (19) is in contact with the upper horizontal roller (12).

2. A horizontal roll stand for a pipe mill as defined in claim 1, characterized in that: The top of the fixed block (15) is provided with a mounting groove (16), the inner side wall of the mounting groove (16) is fixedly connected with a fixed column (17), the circumferential surface of the fixed column (17) is fixedly connected with a torsion spring (18), and one end of the torsion spring (18) away from the fixed column (17) is fixedly connected with the inner side wall of the limiting rod (19).

3. A horizontal roll stand for a pipe mill as defined in claim 2, characterized in that: The inner side wall of the mounting frame (2) is fixedly connected with a connecting block (20), the inside of the connecting block (20) is detachably connected with a lower horizontal roller (21), and the position of the lower horizontal roller (21) corresponds to that of the upper horizontal roller (12).

4. A horizontal roll stand for a pipe mill as defined in claim 3, characterized in that: The side surface of the mounting frame (2) is fixedly connected with a motor (22), the output end of the motor (22) is fixedly connected with a rotating column (23), and one end of the rotating column (23) away from the motor (22) is fixedly connected with a shaft coupling (7).

5. A horizontal roll stand for a pipe mill as defined in claim 4, characterized in that: The side surface of the shaft coupling (7) is fixedly connected with a first connecting column (3), one end of the first connecting column (3) away from the shaft coupling (7) is fixedly connected with a first bevel gear (4), and the first connecting column (3) is rotatably connected with the inside of the mounting frame (2).

6. A horizontal roll stand for a pipe mill as defined in claim 5, characterized in that: The outside of the first bevel gear (4) is engaged with a second bevel gear (6), and the second bevel gear (6) is fixedly connected with the outside of the second connecting column (5).

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