CN209935541U

CN209935541U - Non-sliding double-head large drawing machine

Info

Publication number: CN209935541U
Application number: CN201920346203.4U
Authority: CN
Inventors: 徐建峰; 余玉春
Original assignee: Jiangsu Ambezi Intelligent Machinery Co Ltd
Current assignee: Jiangsu Ambezi Intelligent Machinery Co Ltd
Priority date: 2019-01-28
Filing date: 2019-03-18
Publication date: 2020-01-14
Anticipated expiration: 2029-03-18

Abstract

The utility model relates to a non-sliding double-head heavy drawing machine, wherein a motor is connected with a speed reducer and is fixed on a machine body through a flange on the speed reducer and a motor base, and an inlet wire guide wheel component comprising two inlet wire guide roller cavities is arranged at an inlet wire end of the machine body; a row of horizontally arranged combined wire drawing wheels are directly arranged on the output shafts of the speed reducers, and the combined wire drawing wheels are formed by splicing two wire drawing rings; a wire drawing die holder comprising two dies is arranged between every two adjacent combined wire drawing wheels; an outlet double-rotation die is arranged at the outlet end of the machine body; the utility model discloses not only be applicable to the circular or special-shaped wire rod of drawing two same different materials such as copper, aluminium, aluminum alloy, but also possess quick retooling function, reduced operating personnel's intensity of labour effectively.

Description

Non-sliding double-head large drawing machine

Technical Field

The utility model belongs to the technical field of the mechanical skill and specifically relates to a can draw the circular or special-shaped wire rod's of different materials such as two the same copper, aluminium, aluminum alloy no slidingtype double-end greatly machine of drawing simultaneously.

Background

At present, in the wire and cable industry of China, the traditional large drawing machine is a single-head large drawing machine and comprises a wire inlet guide wheel, a motor, a segmented splicing type gear machine body, a wire drawing die holder, a wire drawing wheel, a segmented water tank, a constant speed part and a constant speed motor. After the speed of the motor is changed through the gear box, the motor respectively drives each stage of wire drawing wheel, and 8 mm rods are drawn into wires within the range of 1.2 to 3.5 mm step by step through the wire drawing wheel and the wire drawing die in the wire drawing die seat, or the wires are directly used as finished products, or the wires are drawn into thinner wires through a medium-drawing machine and a small-drawing machine, so that the requirements of people are met.

Such a large drawing machine has the following problems: because the inlet wire guide wheel, the wire drawing die holder, the outlet wire sizing die and the constant speed wheel all adopt a single-head structural form, only one wire can be drawn at a time, and the production efficiency is low. And the occupied area is large and the investment is also large. The mechanical property and the electrical property of the finished conductor are difficult to be uniform due to the production stability problem, so that the production quality of the subsequent process is influenced, such as the problems of wire breakage and the like, and the final electrical property of the cable; the gear transmission type wire drawing machine can only draw round wires made of copper or aluminum.

In addition, the box body of the gear machine body is in a sectional casting and splicing type, is heavy and easy to leak, and once the box body leaks, the production site is seriously polluted. In order to solve the leakage problem, disassembly is needed, the maintenance period is long, and the production is delayed. Meanwhile, the box body is processed in a segmented mode and spliced to cause poor dimensional accuracy, and then production efficiency, production quality and quality of a final finished product are affected.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the problem that current draw the machine existence greatly, aim at providing a no slidingtype double-end draws machine greatly.

In order to achieve the purpose, the technical scheme adopted by the utility model is to design a non-sliding double-head heavy drawing machine, which comprises a machine body, a speed reducer and a motor, wherein the motor is connected with the speed reducer and is fixed on the machine body through a flange on the speed reducer and a motor base; each combined wire drawing wheel is driven by an independent motor through a speed reducer, a row of horizontally arranged combined wire drawing wheels are directly arranged on the output shaft of each speed reducer, and each combined wire drawing wheel is formed by splicing two wire drawing rings; a wire drawing die holder comprising two dies is arranged between every two adjacent combined wire drawing wheels; an outlet double-rotation die is arranged at the outlet end of the machine body; two wires to be drawn penetrate through the wire inlet guide wheel assembly, sequentially pass through the combined wire drawing wheel and the wire drawing die holder which are divided into two channels, and then penetrate out of the wire outlet double-rotating die.

The outer side of the wire outlet end of the machine body is also provided with a constant speed wheel assembly, and the constant speed wheel assembly mainly comprises a combined constant speed wheel, a conveyor belt and a constant speed motor; the combined type constant speed wheel is formed by splicing two wire drawing rings; two wires to be drawn penetrate out of the outlet double-rotating die and then are respectively wound on the corresponding wire drawing rings; the constant speed motor drives the combined constant speed wheel to rotate through the conveyor belt.

The inlet wire guide wheel assembly comprises two transverse guide rollers and three longitudinal guide rollers, and two wires to be drawn pass through two guide cavities formed between the three longitudinal guide rollers and then penetrate into the two transverse guide rollers.

The box body of the outgoing line double-rotation die is internally provided with a rotation die motor, and the rotation die motor drives two worm gears which are horizontally arranged in parallel through a worm; one end of the worm wheel is connected with a rotary die shaft with a through center, one end of the rotary die shaft is also provided with a cavity, and a rotary die for drawing a lead is arranged in the cavity.

The side surface of the machine body is also provided with a water tank, the side wall of the water tank is of an integrated double-layer structure, and the combined wire drawing wheel and the wire drawing die holder are both arranged in an inner cavity of the water tank; the top of the side wall of the water tank is higher than the combined wire drawing wheel and the wire drawing die holder.

Wherein, a plurality of overflow ports are arranged on the side wall of the water tank.

Wherein, a wire drawing liquid injection channel is arranged in the wire drawing die holder.

The surface of the wire drawing ring is provided with a V-shaped conical surface and a hard wear-resistant material layer.

The fixed-speed motor drives the combined fixed-speed wheel through the conveying belt, and the flat belt pulley on the fixed-speed motor is separated or combined through the electromagnetic clutch, so that the fixed-speed motor does not follow or follows the combined fixed-speed wheel to rotate.

The machine body and the water tank are of an integral welding structure, and key surfaces of the machine body and the water tank are machined and formed at one time without sectional machining and assembling.

Compared with the prior art, the utility model discloses an every combination wire drawing wheel of wire drawing operation adopts independent motor separately with the constant speed operation to drive, not only is applicable to the circular or special-shaped wire rod of the different materials such as two the same copper of drawing, aluminium, aluminum alloy, but also possesses quick retooling function, has reduced operating personnel's intensity of labour effectively. The production efficiency is doubled compared with that of the existing single-head heavy drawing machine, the production efficiency is improved, the energy consumption is reduced, the investment of production equipment is reduced, and the labor is saved; the occupied area of a workshop is reduced; the produced lead has uniform mechanical and electrical properties.

Drawings

Fig. 1 is a top view of the present invention.

Fig. 2 is a left side view of the present invention.

Fig. 3 is a schematic structural diagram of the outgoing line double-rotation die.

Fig. 4 is a schematic structural diagram of the outgoing line double-rotation die.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings.

Referring to fig. 1 to 4, fig. 1 to 4 show an embodiment of the present invention, which includes a body 4, a speed reducer 5 and a motor 6, wherein the motor 6 is connected to the speed reducer 5, and is fixed on the body 4 through a flange on the speed reducer 5 and a base of the motor 6. The machine body 4 is formed by finish machining in an integral welding mode. The speed reducer 5 adopts a decreasing transmission ratio which accords with a stretching deformation rule, so that the rotating speed of each combined wire drawing wheel 2 is different, and the wire drawing quality is ensured.

Secondly, an inlet wire guide wheel assembly 1 comprising two inlet wire guide roller cavities is arranged at the inlet wire end of the machine body 4; the inlet wire guide wheel assembly 1 comprises two transverse guide rollers, three longitudinal guide rollers and two guide cavities formed between the three longitudinal guide rollers.

Eight groups of combined wire drawing wheels 2 which are horizontally arranged in a row are directly arranged on the output shafts of respective speed reducers 5, each combined wire drawing wheel 2 is driven by an independent motor 6 through the speed reducers 5, and the number of the speed reducers 5 is one less than that of the maximum stretching tracks. The combined wire drawing wheel 2 is formed by splicing two wire drawing rings 13. Namely, the combined wire drawing wheel 2 on the output shaft of one speed reducer 5 can wind two wires to be drawn at the same time.

A wire drawing die holder 3 comprising two dies is arranged between two adjacent combined wire drawing wheels 2; in the embodiment, seven wire drawing die holders 3 are arranged.

A water tank 14 is further arranged on the side face of the machine body 4, the side wall of the water tank 14 is of an integrated double-layer structure, and the combined wire drawing wheel 2 and the wire drawing die holder 3 are both arranged in an inner cavity of the water tank 14; the top of the side wall of the water tank 14 is higher than the combined wire drawing wheel 2 and the wire drawing die holder 3. In use, a wire drawing lubricant is injected into the water tank 14. The inner cavity of the water tank 14 is filled with the wire drawing lubricant, and the combined wire drawing wheel 2 and the wire drawing die holder 3 are completely immersed.

An outlet double-rotation die 11 is arranged at the outlet end of the machine body 4. Referring to fig. 3 and 4, an independent rotary die motor 15 is arranged in a box body 16 of the outgoing line double-rotary die 11, and the rotary die motor 15 drives two worm gears 18 which are horizontally arranged in parallel through a worm 17; one end of the worm wheel 18 is connected with a rotary die shaft 19 with a through center, one end of the rotary die shaft 19 is also provided with a cavity, and a rotary die 20 for drawing a lead is arranged in the cavity.

In addition, a fixed speed wheel assembly 7 is arranged on the outer side of the wire outlet end of the machine body 4, and the fixed speed wheel assembly 7 mainly comprises a combined fixed speed wheel 12, a conveyor belt 8, an electromagnetic clutch 10 and a fixed speed motor 9; the combined type constant speed wheel 12 is also formed by splicing two wire drawing rings 13.

After two wires to be drawn respectively penetrate through the two wire inlet guide roller cavities of the wire inlet guide wheel assembly 1, the two wire drawing rings 13 of each combined wire drawing wheel 2 are sequentially and respectively clockwise wound for 3-4 circles, and the wires are further drawn thin after being drawn thin and then enter the wire drawing die holder 3 behind the combined wire drawing wheel. After passing through the eight groups of combined wire drawing wheels 2, the wire passes out of the wire outlet double-rotation die 11. Two wires to be drawn penetrate out of the outlet double-rotation die 11 and are respectively wound on the corresponding wire drawing rings 13 of the constant speed wheel 12 to be drawn into required finished wires.

In the wire drawing process, the water tank 14 is filled with wire drawing lubricating liquid supplied by the liquid supply system, and the dies in the combined wire drawing wheel 2 and the wire drawing die holder 3 are fully immersed, so that the wire drawing ring 13 and the dies are fully lubricated and cooled. The side wall of the water tank 14 is provided with a plurality of overflow ports, which can ensure that the wiredrawing liquid does not flow out to pollute the environment.

A wire drawing liquid supply channel is further arranged in the wire drawing die holder 3, and can spray high-pressure wire drawing lubricating liquid, remove residual metal powder at the entrance of the die and on the surface of a wire rod, and further lubricate and cool the die.

When the wire is outgoing, the rotary die motor 15 drives the rotary die 20 to rotate so as to ensure the roundness of the finished product wire and ensure the uniform abrasion of the finished product die, thereby prolonging the service life of the finished product die. The speeds of all the drawing motors 6 and the constant speed motor 9 can be controlled in coordination through an electric program.

Wherein, the surface of the wire drawing ring 13 is provided with a V-shaped conical surface and a hard wear-resistant material layer.

The constant speed motor 9 drives the combined constant speed wheel 12 through the conveyor belt 8, and a flat belt pulley on the constant speed motor is separated or combined through the electromagnetic clutch 10 to realize that the constant speed wheel 12 does not follow or rotates along with the combined constant speed wheel. If the product after drawing the wire is required to be softened, an annealing machine is matched, the flat belt pulley is closed through an electromagnetic clutch 10 and rotates at the same speed as the constant speed pulley 12, and the flat belt pulley provides power for the annealing machine; if the annealing machine is not matched, the electromagnetic clutch 10 is disconnected, and the flat belt pulley does not rotate along with the fixed speed wheel 12.

Wherein, organism 4 and water tank 14 are whole welded structure, and its key face one shot forming does not need segmentation processing, assembles, so size precision is high, can make the utility model discloses obtain higher production efficiency and production quality and finished product quality.

The embodiments of the present invention have been described with reference to the accompanying drawings and examples, the structures of which are not intended to limit the present invention, and those skilled in the art can make modifications as required, and within the scope of the appended claims, various changes or modifications are within the scope of protection.

Claims

1. A non-sliding double-head large drawing machine comprises a machine body (4), a speed reducer (5) and a motor (6), wherein the motor (6) is connected with the speed reducer (5), the motor (6) is fixed on the machine body (4) through a flange on the speed reducer (5) and a base of the motor (6), a row of horizontally arranged combined drawing wheels (2) are directly installed on output shafts of the speed reducer (5), and each combined drawing wheel (2) is driven by the independent motor (6) through the speed reducer (5); the method is characterized in that:

an inlet wire guide wheel assembly (1) with two inlet wire guide roller cavities is arranged at the inlet wire end of the machine body (4);

the combined wire drawing wheel (2) is formed by splicing two wire drawing rings (13);

a wire drawing die holder (3) comprising two dies is arranged between two adjacent combined wire drawing wheels (2);

an outlet double-rotation die (11) is arranged at the outlet end of the machine body (4);

two wires to be drawn penetrate through the wire inlet guide wheel assembly (1), pass through the combined wire drawing wheel (2) and the wire drawing die holder (3) which are divided into two channels in sequence and then penetrate out of the wire outlet double-rotation die (11).

2. The non-slip double-head heavy drawing machine according to claim 1, wherein: a fixed speed wheel assembly (7) is further arranged on the outer side of the wire outlet end of the machine body (4), and the fixed speed wheel assembly (7) mainly comprises a combined fixed speed wheel (12), a conveyor belt (8), an electromagnetic clutch (10) and a fixed speed motor (9);

the combined type constant speed wheel (12) is formed by splicing two wire drawing rings (13); two wires to be drawn penetrate out of the wire outlet double-rotation die (11) and are respectively wound on the corresponding wire drawing rings (13); the constant speed motor (9) drives the combined constant speed wheel (12) to rotate through the conveyor belt (8).

3. The non-slip double-head heavy drawing machine according to claim 1, wherein: the inlet wire guide wheel assembly (1) comprises two transverse guide rollers and three longitudinal guide rollers, and two wires to be drawn pass through two guide cavities formed between the three longitudinal guide rollers and then penetrate into the two transverse guide rollers.

4. The non-slip double-head heavy drawing machine according to claim 1, wherein: a rotating die motor (15) is arranged in a box body (16) of the outgoing line double-rotating die (11), and the rotating die motor (15) drives two worm gears (18) which are horizontally arranged in parallel through a worm (17); one end of the worm wheel (18) is connected with a rotary die shaft (19) with a through center, one end of the rotary die shaft (19) is also provided with a cavity, and a rotary die (20) for polishing a lead to be drawn is arranged in the cavity.

5. A non-slip double-head heavy drawing machine according to claim 1, 2 or 3, characterized in that: a water tank (14) is further arranged on the side face of the machine body (4), the side wall of the water tank (14) is of an integrated double-layer structure, and the combined wire drawing wheel (2) and the wire drawing die holder (3) are both arranged in an inner cavity of the water tank (14); the top of the side wall of the water tank (14) is higher than the combined wire drawing wheel (2) and the wire drawing die holder (3).

6. The non-slip double-head heavy drawing machine according to claim 5, wherein: a plurality of overflow ports are arranged on the side wall of the water tank (14).

7. The non-slip double-head heavy drawing machine according to claim 1, wherein: a wire drawing liquid injection channel is arranged in the wire drawing die holder (3).

8. A non-slip double-head heavy drawing machine according to claim 1 or 2, characterized in that: the surface of the wire drawing ring (13) is provided with a V-shaped conical surface and a hard wear-resistant material layer.

9. The non-slip double-head heavy drawing machine according to claim 2, wherein: the constant speed motor (9) drives the combined type constant speed wheel (12) through the conveyor belt (8), and the flat belt pulley on the constant speed motor can not follow or follow the rotation of the combined type constant speed wheel (12) through the separation or combination of the electromagnetic clutch (10).

10. The non-slip double-head heavy drawing machine according to claim 2, wherein: the machine body (4) and the water tank (14) are both of an integral welding structure, and key surfaces of the integral welding structure are machined and formed at one time.