CN204893548U - A supporting stable device for cutting big pipe diameter steel pipe - Google Patents

Abstract

The utility model discloses a supporting and stabilizing device for cutting large-diameter steel pipes, which relates to the technical field of steel pipe processing, and comprises a chassis with a rectangular structure, a double-ended screw and two X-shaped support frames; The ends are respectively installed on the chassis through a bearing with a vertical seat, and are parallel to the long side of the chassis; the two screws of the double-ended screw are respectively provided with a slider; two X-shaped support frames are arranged parallel to each other and symmetrically, each The X-shaped support frame consists of two support rods whose middle parts are hinged to each other. The bottom end of each support rod is connected with the symmetrical part of the other X-shaped support frame through a sliding shaft, and each sliding shaft is fixedly installed on a sliding block. The top surface is parallel to the short side of the chassis; the top of each support rod is connected to the symmetrical part of another X-shaped support frame through a roller; the hinges of the two sets of X-shaped support frames are connected through a rotating shaft. The utility model reduces the production cost and improves the production efficiency.

Description

A supporting and stabilizing device for cutting large-diameter steel pipes

technical field

The utility model relates to the technical field of steel pipe processing, in particular to a supporting and stabilizing device for cutting large-diameter steel pipes.

Background technique

Cutting pipe fittings in the factory workshop often uses special supporting and stabilizing devices for lifting and lowering the workpiece. Existing supporting and stabilizing devices mainly use a cylinder or an oil cylinder as a power source, and during the working process, the lifting height is controlled by adjusting the telescopic length of the piston rod of the cylinder or the oil cylinder. However, when processing large-diameter steel pipes, due to the limited length of the ordinary piston rod, it cannot meet the lifting height required by the work, and the follow-up processing can only be carried out by increasing the length of the piston rod, thus increasing the production cost and reducing the production efficiency.

Utility model content

Aiming at the defects existing in the prior art, the purpose of the utility model is to provide a supporting and stabilizing device for cutting large-diameter steel pipes, which reduces the production cost and improves the production efficiency.

In order to achieve the above purpose, the technical solution adopted by the utility model is: a supporting and stabilizing device for cutting large-diameter steel pipes, including a chassis with a rectangular structure, a double-ended screw and two X-shaped support frames; the double-ended screw The two ends of the double-ended screw are respectively installed on the chassis through a bearing with a vertical seat, and are parallel to the long side of the chassis; the two screws of the double-ended screw are respectively provided with a slider; the two X-shaped support frames are arranged parallel to each other and symmetrically, Each X-shaped support frame includes two support rods whose middle parts are hinged to each other. The bottom end of each support rod is connected with the symmetrical part of another X-shaped support frame through a sliding shaft, and each sliding shaft is fixedly installed on a corresponding The top surface of the slider is parallel to the short side of the chassis; the top of each support rod is connected to the symmetrical part of another X-shaped support frame through a roller; the hinges of the two sets of X-shaped support frames pass through a rotating shaft connect.

On the basis of the above technical solution, the two long sides of the chassis 1 are respectively folded upwards and extended to form two side walls, and each side wall is symmetrically provided with two slide slots along the long side direction; the two ends of each slide shaft They are respectively inserted in the sliding slots on the two side walls opposite to each other.

On the basis of the above technical solution, the two ends of each sliding shaft are respectively provided with a first deep groove ball bearing, a retaining ring and a screw, and the screw passes through the retaining ring to fix the first deep groove ball bearing on the sliding shaft. end, and each first deep groove ball bearing is clamped in the corresponding sliding groove.

On the basis of the above technical solution, the top of each support rod is provided with limiting grooves along its length direction, and the two ends of each supporting roller are respectively fixed in the corresponding two limiting grooves by a connecting screw.

On the basis of the above technical solution, there are several holes in the limiting groove.

On the basis of the above technical solution, a second deep groove ball bearing is sheathed in the middle of each idler roller, and an elastic circlip is arranged between the second deep groove ball bearing and the idler roller.

On the basis of the above technical solution, a parallel cap is fixedly installed at both ends of each rotating shaft, and each parallel cap presses against the outer side of the X-shaped support frame.

On the basis of the above technical solution, a spacer is provided at the hinge of the X-shaped support frame, and the spacer is located between the two support rods.

On the basis of the above technical solution, the double-ended screw is located on the central axis of the chassis.

On the basis of the above technical solution, the chassis, the double-ended screw and the two X-shaped support frames are all made of stainless steel.

The beneficial effects of the utility model are:

1. The utility model is provided with two X-shaped support frames that cooperate with each other. By adjusting the double-headed screw to drive the slider to drive the support rods to move in opposite directions or in different directions, the height of the steel pipe supported by the X-shaped support frame can be adjusted up and down. The additionally increased length of the piston rod can satisfy the processing of large-diameter steel pipes, thereby reducing production costs and improving production efficiency.

2. A limiting groove is provided on the support rod of the utility model, and the idler roller can slide in the limiting groove to realize the lifting of the height of the steel pipe supported by the X-shaped support frame, which improves the lifting adjustment accuracy.

3. The structure of the utility model is simple, relying on the operator to manually complete the adjustment of the height of the steel pipe, and there is no air cylinder or oil cylinder, so the maintenance cost is low.

Description of drawings

Fig. 1 is the structural representation of the supporting and stabilizing device for cutting large-diameter steel pipes in the utility model embodiment;

Fig. 2 is the front view of Fig. 1;

Fig. 3 is a left side view of Fig. 2 .

Reference signs:

1-chassis; 11-side wall; 12-chute;

2-double-headed screw; 21-with vertical seat bearing; 22-slider;

3-support rod; 31-limiting slot; 32-spacer;

4-sliding shaft; 41-the first deep groove ball bearing; 42-stop ring; 43-screw;

5-idling roller; 51-second deep groove ball bearing; 52-circlip; 53-connecting screw;

6-rotating shaft; 61-and cap.

Detailed ways

Embodiments of the utility model will be described in further detail below in conjunction with the accompanying drawings.

Referring to Fig. 1 and Fig. 3, the utility model embodiment provides a kind of supporting and stabilizing device for cutting large-diameter steel pipes, including the chassis 1 of rectangular structure, double-ended screw rod 2 and two X-shaped support frames; The chassis 1, the double-ended screw 2 and the two X-shaped support frames are all made of stainless steel. Both ends of the double-ended screw 2 are installed on the chassis 1 through a vertical seat bearing 21 respectively, and are parallel to the long sides of the chassis 1 . Preferably, the double-ended screw 2 is located on the central axis of the chassis 1 . The two screw rods of the double-ended screw 2 are provided with a slider 22 respectively; the two X-shaped support frames are arranged parallel to each other and symmetrically, and each X-shaped support frame includes two support rods 3 whose middle parts are hinged to each other. A spacer 32 is arranged at the hinge, and the spacer 32 is located between the two support rods 3 to reduce the friction between the two support rods 3 . The bottom end of each support rod 3 is connected to the symmetrical part of another X-shaped support frame (that is, the bottom end of another X-shaped support frame corresponding to the support rod 3) through a sliding shaft 4, and each sliding shaft 4 is correspondingly fixed. Be installed on the top surface of a slide block 22, and be parallel with the short side of chassis 1; ) are connected by a support roller 5, specifically, the top of each support rod 3 is provided with a limit groove 31 along its length, and the limit groove 31 is located between the top of the support rod 3 and the hinge of the support rod 3, Both ends of each idler 5 are respectively fixed in two corresponding limiting grooves 31 by a connecting screw 53 . Preferably, a second deep groove ball bearing 51 is sheathed in the middle of each idler 5, and a circlip 52 is provided between the second deep groove ball bearing 51 and the idler 5 to fix the second deep groove Ball bearings 51; there are several holes in the limiting groove 31, and the two ends of the idler roller 5 are inserted into the two opposite holes. The hinges of the two sets of X-shaped support frames are connected by a rotating shaft 6. Specifically, a parallel cap 61 is fixedly installed at both ends of each rotating shaft 6, and each parallel cap 61 is pressed against the outside of the X-shaped support frame. , for locking the rotating shaft 6.

Referring to Fig. 2 and Fig. 3, the two long sides of the chassis 1 are respectively folded up and extended to form two side walls 11, and each side wall 11 is provided with two chute 12 symmetrically along the long side direction; each chute Both ends of the shaft 4 are respectively inserted into the slide grooves 12 opposite to the two side walls 11 . Both ends of each sliding shaft 4 are respectively provided with a first deep groove ball bearing 41, a retaining ring 42 and a screw 43, and the screw 43 passes through the retaining ring 42 to fix the first deep groove ball bearing 41 on the sliding shaft 4. end, and each first deep groove ball bearing 41 is clamped in the corresponding sliding groove 12 to facilitate the horizontal movement of the bottom end of the support rod 3 .

The working principle of the supporting and stabilizing device for cutting large-diameter steel pipes of the utility model is as follows:

Fine adjustment of the supporting and stabilizing device: the operator turns the double-ended screw 2 with a tool (such as a socket wrench), and drives the slider 22 to drive the supporting rod 3 to move in opposite directions or in opposite directions (according to the threads at both ends of the double-ended screw 2 to adjust the supporting rod 3 direction of movement), until the X-shaped support frame reaches the preset height, so as to realize the adjustment of the distance between the supported steel pipe and the cutting head, and complete the cutting.

Coarse adjustment of the supporting and stabilizing device: the operator removes the connecting screw 53 with a tool, slides the two ends of the idler 5 to the preset height in the limit groove, and then installs the connecting screw 53 to fix the idler 5, so as to realize the Adjust the distance between the supporting steel pipe and the cutting head to complete the cutting.

The utility model is not limited to the above-mentioned best implementation mode, anyone can draw other various forms of products under the enlightenment of the utility model, but no matter make any changes in its shape or structure, anyone with the same features as the utility model The same or similar technical solutions are all within the scope of protection.

Claims (10)

1. A supporting and stabilizing device for cutting large-diameter steel pipes, characterized in that: it includes a rectangular chassis (1), a double-ended screw (2) and two X-shaped support frames; The two ends of the double-ended screw (2) are respectively installed on the chassis (1) through a vertical seat bearing (21), and are parallel to the long side of the chassis (1); the two screws of the double-ended screw (2) A slider (22) is sleeved respectively; Two X-shaped support frames are arranged parallel to each other and symmetrically. Each X-shaped support frame includes two support rods (3) whose middle parts are hinged to each other. The bottom end of each support rod (3) is symmetrical to another X-shaped support frame. The parts are connected by a sliding shaft (4), and each sliding shaft (4) is fixedly installed on the top surface of a sliding block (22), and is parallel to the short side of the chassis (1); each support rod (3 ) is connected to the symmetrical part of another X-shaped support frame through a support roller (5); the hinges of the two sets of X-shaped support frames are connected through a rotating shaft (6). 2. The supporting and stabilizing device for cutting large-diameter steel pipes according to claim 1, characterized in that: the two long sides of the chassis (1) are respectively folded upwards and extended to form two side walls (11), each Two sidewalls (11) are symmetrically provided with two slide grooves (12) along the long side direction; the two ends of each slide shaft (4) are respectively inserted in the opposite slideways (12) of the two sidewalls (11) . 3. The supporting and stabilizing device for cutting large-diameter steel pipes according to claim 2, characterized in that: the two ends of each sliding shaft (4) are respectively provided with a first deep groove ball bearing (41), a retaining ring (42) and screws (43), the screws (43) pass through the retaining ring (42) to fix the first deep groove ball bearing (41) on the end of the sliding shaft (4), and each first deep Groove ball bearings (41) are clamped in the corresponding chute (12). 4. The supporting and stabilizing device for cutting large-diameter steel pipes according to claim 1, characterized in that: the top of each supporting rod (3) is provided with a limiting groove (31) along its length direction, and each supporting roller The two ends of (5) are respectively fixed in the corresponding two limiting grooves (31) by a connecting screw (53). 5. The supporting and stabilizing device for cutting large-diameter steel pipes according to claim 4, characterized in that: there are several holes in the limiting groove (31). 6. The supporting and stabilizing device for cutting large-diameter steel pipes according to claim 1, characterized in that: a second deep groove ball bearing (51) is sleeved in the middle of each idler roller (5), and the second deep groove ball bearing (51) An elastic circlip (52) is arranged between the two deep groove ball bearings (51) and the idler roller (5). 7. The supporting and stabilizing device for cutting large-diameter steel pipes according to claim 1, characterized in that: a parallel cap (61) is fixedly installed at both ends of each rotating shaft (6), and each parallel cap ( 61) are all pressed against the outside of the X-shaped support frame. 8. The supporting and stabilizing device for cutting large-diameter steel pipes according to claim 1, characterized in that: a spacer (32) is provided at the hinge of the X-shaped support frame, and the spacer (32) is located between two between the supporting rods (3). 9. The supporting and stabilizing device for cutting large-diameter steel pipes according to claim 1, characterized in that: the double-ended screw (2) is located on the central axis of the chassis (1). 10. The supporting and stabilizing device for cutting large-diameter steel pipes according to claim 1, characterized in that: the chassis (1), double-ended screw (2) and two X-shaped support frames are all made of stainless steel become.