CN221246509U - Drawing device for cold drawing production line - Google Patents

Drawing device for cold drawing production line Download PDF

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Publication number
CN221246509U
CN221246509U CN202322915071.1U CN202322915071U CN221246509U CN 221246509 U CN221246509 U CN 221246509U CN 202322915071 U CN202322915071 U CN 202322915071U CN 221246509 U CN221246509 U CN 221246509U
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CN
China
Prior art keywords
fixed
cold drawing
steel pipe
feeding frame
belt conveying
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CN202322915071.1U
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Chinese (zh)
Inventor
王胜淇
程立峰
闫文华
王磊
张思
委福祥
张绪平
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Xuzhou Jinhong Iron And Steel Group Co ltd
China University of Mining and Technology CUMT
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Xuzhou Jinhong Iron And Steel Group Co ltd
China University of Mining and Technology CUMT
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Abstract

The utility model discloses a drawing device for a cold drawing production line, which comprises a base table, wherein a drawing box is fixed at the top end of the base table, a powder box is fixed at the top end of the drawing box, and a forming hole for cold drawing of a steel pipe workpiece is formed in the powder box; and the feeding frame is fixed on the outer wall of one side of the base table, and a belt conveying assembly for supporting the steel pipe workpiece is arranged in the feeding frame. The utility model can effectively support the pipe body of the long steel pipe through the belt conveying mechanism, prevent the long steel pipe from bending and deforming, and can maintain the original shape of the steel pipe in the cold drawing process by providing stable and uniform supporting force, and avoid the problem caused by overlong length in the conveying process.

Description

Drawing device for cold drawing production line
Technical Field
The utility model relates to the technical field of cold drawing of steel pipes, in particular to a drawing device for a cold drawing production line.
Background
A cold drawing line is a device for processing metal materials, reducing the cross-sectional size of the materials and improving the surface quality and mechanical properties thereof by the action of drawing means. The drawing device consists of a drawing machine, a mould and a traction device, wherein the drawing machine drives the material to move through a roller and a transmission device, the mould realizes the deformation of the material through extrusion and stretching, and the traction device is used for drawing the material and keeping tension. The working principle of the whole cold drawing production line is to refine grain structures and repair internal defects through a material drawing process, so that the strength, hardness and toughness of the materials are improved, the cold drawing precision steel pipe production line disclosed by an authorized publication No. CN218395347U comprises a frame and a cold drawing machine on the frame, a shaping rod is arranged on the frame, a conduction mechanism for conveying a steel pipe is arranged on the frame, two cold drawing rollers are arranged on the cold drawing machine, grooves matched with the steel pipe are formed in the cold drawing rollers, a driving mechanism for driving the cold drawing machine to reciprocate in the frame is arranged on the frame, the steel pipe is sleeved outside the shaping rod by the conduction mechanism, the grooves are in butt joint with the steel pipe, the stability in the cold drawing process of the steel pipe is improved, in the technical scheme, the cold drawing machine is mainly used for driving the telescopic rod to conveniently reciprocate in the frame by using the cylinder, the cold drawing rollers conduct cold drawing treatment on the steel pipe, the steel pipe in the process is easy to move in the transmission process, however, the cold drawing rollers are easy to bend and deform in a long length, the shape is not uniform, or the shape is not deformed, and the problem of the shape is not uniform, and the problem of the shape is caused, and the problem of the deformation cannot be caused, and the problem of the deformation can be caused, and the shape is caused in the deformation.
Disclosure of utility model
The utility model aims to provide a drawing device for a cold drawing production line, which utilizes a belt conveying mechanism to support a steel pipe body in the cold drawing process, and prevents the steel pipe body from being deformed due to overlong length so as to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: drawing device for cold drawing production line includes:
The steel pipe drawing device comprises a base table, wherein a drawing box is fixed at the top end of the base table, a powder box is fixed at the top end of the drawing box, and a forming hole for cold drawing of a steel pipe workpiece is formed in the powder box;
The feeding frame is fixed on the outer wall of one side of the base table, and a belt conveying assembly for supporting the steel pipe workpiece is arranged in the feeding frame;
The steel pipe clamping device comprises a vertical plate, two vertical plates and a PLC control panel, wherein the vertical plates are fixed on the outer wall of the other side of a base table, a screw rod linear module is installed at the top end of the vertical plate, a servo motor used for driving the screw rod linear module to work is installed at one side of the top end of the vertical plate, a sliding table is installed at the movable end of the screw rod linear module, a bar clamping mechanism used for clamping the end part of a steel pipe workpiece is installed between the two sliding tables, and one side of the surface of a drawing box is provided with a PLC control panel electrically connected with a belt conveying assembly, the servo motor and the input end of the bar clamping mechanism.
Preferably, the belt conveying assembly comprises a belt conveying mechanism arranged in the feeding frame, and a belt wheel driving unit used for driving the belt conveying mechanism to work on the inner wall of one side of the feeding frame, wherein a protective cover is arranged on the outer wall of one side of the feeding frame, and the input end of the belt wheel driving unit is electrically connected with the output end of the PLC control panel.
Preferably, the belt conveying mechanism comprises a plurality of tensioning rollers rotatably arranged at two ends of the inside of the feeding frame and a conveying belt wound on the peripheral surfaces of the tensioning rollers, and the belt wheel driving unit drives one of the tensioning rollers to rotate.
Preferably, a material supporting plate is fixed on the outer wall of one side of the vertical plate.
Preferably, the bar clamping mechanism comprises a T-shaped arm arranged between the two bar clamping mechanisms and a supporting seat fixed at the top end of the T-shaped arm, hydraulic cylinders are arranged on the outer walls of two sides of the supporting seat, a double-layer supporting arm is fixed at the top end of a piston rod of each hydraulic cylinder, and a clamping block is fixed at one end, close to the supporting seat, of each double-layer supporting arm.
Preferably, a rubber strip is fixed on the outer wall of one side of the clamping block, which is close to the vertical center line of the supporting seat.
Compared with the prior art, the utility model has the beneficial effects that: this drawing device for cold drawing production line is through being provided with the structure that mutually supports such as belt conveying mechanism and bar fixture, treat that the long steel pipe work piece of cold drawing treatment is placed on belt conveying mechanism, by lead screw straight line module drive sliding table, bar fixture horizontal migration, then under the pulling of lead screw straight line module, bar fixture, long steel pipe work piece accomplishes cold drawing operation in the powder case, draw the case, this cold drawing device work in-process, belt conveying mechanism can effectively support the pipe shaft of long steel pipe, prevent that it from taking place crooked and deformation, through providing stable and even holding power, the steel pipe can keep its original shape in the cold drawing in-process to avoid the problem that leads to because of length overlength in the conveying process.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic perspective view of the present utility model;
FIG. 3 is a schematic perspective view of the present utility model;
FIG. 4 is a schematic perspective view of the bar holding mechanism of the present utility model;
In the figure: 1. a base table; 2. a drawing box; 3. a PLC control panel; 4. a powder box; 5. forming a hole; 6. a feeding frame; 601. a protective cover; 7. a belt conveying mechanism; 8. a pulley driving unit; 9. a vertical plate; 901. a material supporting plate; 10. a screw rod linear module; 11. a servo motor; 12. a sliding table; 13. a bar clamping mechanism; 1301. a T-shaped arm; 1302. a support base; 1303. a hydraulic cylinder; 1304. a double-layer support arm; 1305. and clamping blocks.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, an embodiment of the present utility model is provided: the utility model provides a drawing device for cold drawing production line, includes base table 1, and the top of base table 1 is fixed with draws case 2, and draws the top of case 2 to be fixed with powder case 4, and the staff pours talcum powder into powder case 4, draws case 2, and when steel pipe work piece moved in drawing case 2, powder case 4, the inside talcum powder that fills played supplementary, lubricated steel pipe and moved the purpose, and the inside of powder case 4 is provided with the shaping hole 5 that supplies steel pipe work piece cold drawing;
The feeding frame 6 is fixed on the outer wall of one side of the base table 1, and a belt conveying assembly for supporting a steel pipe workpiece is arranged in the feeding frame 6;
The vertical plates 9, two vertical plates 9 are fixed on the outer wall of the other side of the bottom table 1, a material supporting plate 901 is fixed on the outer wall of one side of the vertical plates 9, a screw rod linear module 10 is arranged at the top end of each vertical plate 9, and a servo motor 11 for driving the screw rod linear module 10 to work is arranged on one side of the top end of each vertical plate 9;
A sliding table 12 is arranged at the movable end of the screw rod linear module 10, a bar clamping mechanism 13 for clamping the end part of a steel pipe workpiece is arranged between the two sliding tables 12, and a PLC control panel 3 electrically connected with the belt conveying assembly, the servo motor 11 and the input end of the bar clamping mechanism 13 is arranged on one side of the surface of the drawing box 2;
Placing a long steel pipe workpiece to be cold drawn on a belt conveying mechanism 7, enabling one end part of the long steel pipe to completely penetrate through a forming hole 5 of a powder box 4, clamping and fixing the long steel pipe workpiece by a bar clamping mechanism 13, starting a belt wheel driving unit 8 and a servo motor 11 to work through a PLC control panel 3, driving the belt conveying mechanism 7 to work by the belt wheel driving unit 8, and supporting and horizontally conveying the long steel pipe workpiece by the belt conveying mechanism 7;
The servo motor 11 and the screw rod linear module 10 drive the sliding table 12 to move, and the screw rod linear module 10 adopts a screw rod transmission and sliding block guide rail structure, so that high-precision linear motion and positioning capability are provided, and the movement precision and the movement stability of the bar clamping mechanism 13 and the steel pipe workpiece are ensured;
the bar clamping mechanisms 13 comprise T-shaped arms 1301 arranged between the two bar clamping mechanisms 13, and supporting seats 1302 fixed at the top ends of the T-shaped arms 1301, hydraulic cylinders 1303 are arranged on the outer walls of the two sides of the supporting seats 1302, double-layer supporting arms 1304 are fixed at the top ends of piston rods of the hydraulic cylinders 1303, clamping blocks 1305 are fixed at one ends of the double-layer supporting arms 1304, which are close to the supporting seats 1302, and rubber strips are fixed on the outer walls of one sides, which are close to the vertical center lines of the supporting seats 1302, of the clamping blocks 1305;
When the end part of the steel pipe passes through the powder box 4, the end part of the steel pipe is positioned between the two clamping blocks 1305, then a worker starts the hydraulic cylinder 1303 to work, and the hydraulic cylinder 1303 pulls the hydraulic cylinder 1303 to pull the double-layer supporting arm 1304 and the clamping block 1305 to move towards the vertical central line direction of the supporting seat 1302, so that the end part of the steel pipe is stably clamped, and the steel pipe is ensured to be stably subjected to cold drawing treatment;
The belt conveying assembly comprises a belt conveying mechanism 7 arranged in the feeding frame 6 and a belt pulley driving unit 8 arranged on the inner wall of one side of the feeding frame 6 and used for driving the belt conveying mechanism 7 to work, a protective cover 601 is arranged on the outer wall of one side of the feeding frame 6, the input end of the belt pulley driving unit 8 is electrically connected with the output end of the PLC control panel 3, the belt conveying mechanism 7 comprises a plurality of tensioning rollers rotatably arranged at the two ends in the feeding frame 6 and a conveying belt wound on the outer peripheral surface of the tensioning rollers, and the belt pulley driving unit 8 drives one of the tensioning rollers to rotate;
The feeding frame 6 drives the belt conveying mechanism 7 to work, long steel pipes to be cold drawn can be stably conveyed to the bar clamping mechanism 13 and the screw rod linear module 10, the requirements of manual intervention and adjustment are reduced, the moving speed of the long steel pipes in the cold drawing process is accurately controlled by adjusting the conveying speeds of the feeding frame 6 and the belt conveying mechanism 7, the steel pipes in the cold drawing process are supported by the belt conveying mechanism to prevent bending and deformation, and the requirements of customers on the size and shape of products are met.
When the cold drawing device is used, firstly, a worker pours talcum powder into the powder box 4 and the drawing box 2, then places a long steel pipe workpiece to be cold drawn on the belt conveying mechanism 7, one end of the long steel pipe is completely penetrated from the forming hole 5 of the powder box 4 and is clamped and fixed by the bar clamping mechanism 13, then the worker starts the belt driving unit 8 and the servo motor 11 to work through the PLC control panel 3, the belt conveying mechanism 7 is driven by the belt driving unit 8 to work, the long steel pipe workpiece is supported and horizontally conveyed by the belt conveying mechanism 7, the servo motor 11 drives the screw rod linear module 10 to work, the sliding table 12 and the bar clamping mechanism 13 are driven by the screw rod linear module 10 to horizontally move, and the long steel pipe workpiece is cold drawn in the powder box 4 and the drawing box 2 under the pulling of the screw rod linear module 10 and the bar clamping mechanism 13, namely, the cross section of the long steel pipe is reduced through stretching and extrusion, and uniform deformation is obtained at the same time, the belt conveying mechanism 7 can effectively support the long steel pipe workpiece and can be stably supported in the cold drawing process, and the problem of the long steel pipe workpiece can be prevented from being stably deformed in the cold drawing process is solved.

Claims (6)

1. Drawing device for cold drawing production line, characterized by comprising:
The steel tube drawing device comprises a base table (1), wherein a drawing box (2) is fixed at the top end of the base table (1), a powder box (4) is fixed at the top end of the drawing box (2), and a forming hole (5) for cold drawing of a steel tube workpiece is formed in the powder box (4);
The feeding frame (6), the feeding frame (6) is fixed on the outer wall of one side of the base table (1), and a belt conveying assembly for supporting a steel pipe workpiece is arranged in the feeding frame (6);
The steel tube drawing device comprises a vertical plate (9), wherein the two vertical plates (9) are fixed on the outer wall of the other side of a base table (1), a screw rod linear module (10) is installed at the top end of the vertical plate (9), a servo motor (11) for driving the screw rod linear module (10) to work is installed at one side of the top end of the vertical plate (9), a sliding table (12) is installed at the movable end of the screw rod linear module (10), a bar clamping mechanism (13) for clamping the end part of a steel tube workpiece is installed between the sliding tables (12), and a PLC control panel (3) electrically connected with a belt conveying assembly, the servo motor (11) and the input end of the bar clamping mechanism (13) is installed at one side of the surface of the drawing box (2).
2. The drawing device for a cold drawing line according to claim 1, wherein: the belt conveying assembly comprises a belt conveying mechanism (7) arranged inside a feeding frame (6), and a belt wheel driving unit (8) arranged on the inner wall of one side of the feeding frame (6) and used for driving the belt conveying mechanism (7) to work, a protective cover (601) is arranged on the outer wall of one side of the feeding frame (6), and the input end of the belt wheel driving unit (8) is electrically connected with the output end of the PLC control panel (3).
3. The drawing device for a cold drawing line according to claim 2, wherein: the belt conveying mechanism (7) comprises a plurality of tensioning rollers rotatably arranged at two ends inside the feeding frame (6) and a conveying belt wound on the peripheral surface of the tensioning rollers, and the belt wheel driving unit (8) drives one of the tensioning rollers to rotate.
4. The drawing device for a cold drawing line according to claim 1, wherein: a material supporting plate (901) is fixed on the outer wall of one side of the vertical plate (9).
5. The drawing device for a cold drawing line according to claim 1, wherein: the bar clamping mechanisms (13) comprise T-shaped arms (1301) arranged between the two bar clamping mechanisms (13), and supporting seats (1302) fixed at the top ends of the T-shaped arms (1301), hydraulic cylinders (1303) are arranged on the outer walls of two sides of the supporting seats (1302), double-layer supporting arms (1304) are fixed at the top ends of piston rods of the hydraulic cylinders (1303), and clamping blocks (1305) are fixed at one ends, close to the supporting seats (1302), of the double-layer supporting arms (1304).
6. The drawing device for a cold drawing line according to claim 5, wherein: and a rubber strip is fixed on the outer wall of one side of the clamping block (1305) close to the vertical center line of the supporting seat (1302).
CN202322915071.1U 2023-10-30 2023-10-30 Drawing device for cold drawing production line Active CN221246509U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322915071.1U CN221246509U (en) 2023-10-30 2023-10-30 Drawing device for cold drawing production line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322915071.1U CN221246509U (en) 2023-10-30 2023-10-30 Drawing device for cold drawing production line

Publications (1)

Publication Number Publication Date
CN221246509U true CN221246509U (en) 2024-07-02

Family

ID=91630812

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322915071.1U Active CN221246509U (en) 2023-10-30 2023-10-30 Drawing device for cold drawing production line

Country Status (1)

Country Link
CN (1) CN221246509U (en)

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