CN212191014U - Large-diameter noble metal wire drawing device - Google Patents

Abstract

The utility model discloses a large-diameter noble metal wire drawing device, which comprises a main frame, a motor, a speed reducing mechanism, a steel wire reel, a connecting rod, a self-tightening clamp, a guide rail, an auxiliary frame, a wire mould, a limit switch and a wire falling prevention plastic groove; the motor, the speed reducing mechanism and the steel wire winding drum are arranged on the main frame; the wire mould provided with wire holes of various specifications is arranged on the auxiliary frame by using a fixing screw; two guide rails are arranged between the main frame and the auxiliary frame, and limit switches are arranged at the two ends of the guide rails; two ends of the connecting rod are provided with opening guide rings with tetrafluoroethylene materials inside, and the connecting rod moves back and forth between the two limit switches through the guide rings; the front end of the self-tightening clamp is provided with a clamping mouth for clamping a metal wire, and the rear end of the self-tightening clamp is provided with a circle for connecting a steel wire rope and a connecting rod; the wire falling prevention plastic groove is arranged on the main frame and the auxiliary frame and is positioned right below the space between the two guide rails, so that the wire passing die metal wire is prevented from being polluted and excessively bent when falling. The utility model has the advantages of simple structure and convenient operation, high efficiency, low labor intensity and good product quality.

Description

Large-diameter noble metal wire drawing device

Technical Field

The utility model relates to a metal drawing processing device, concretely relates to finished diameter is greater than the major diameter noble metal draw off mechanism that 2mm line type used.

Background

In order to develop the development of gold and silver evaporation material products, the gold smelting industry needs to produce gold and silver evaporation materials with finished product diameter of 2-6 mm and length of 3-20 mm. In the prior art, a cylindrical wire pulling machine is generally adopted, and the defects that the pulled gold and silver wires are in a circular arc state and are not beneficial to subsequent cutting processing are overcome; if the wire is mechanically straightened, the surface of the wire is easy to damage and pollute; if manual straightening is carried out, the technical requirements on workers are high, the labor intensity is high, and the efficiency is low.

Disclosure of Invention

The utility model aims at providing a simple structure, convenient operation are high-efficient, low in labor strength, product quality are good's major diameter noble metal draw off mechanism solves among the prior art drum wire stretcher and draws out the gold and silver wire rod and be the arc state, be unfavorable for the follow-up difficult problem of cutting off processing.

In order to realize the purpose, the utility model discloses major diameter noble metal draw off mechanism includes main frame, motor and reduction gears, wire reel, wire rope, connecting rod, self-tightening clamp, guide rail, subframe, line mould set screw, line mould, limit switch and wire-fall prevention plastic tank; the motor, the speed reducing mechanism and the steel wire winding drum are fixedly arranged on the main frame; the wire mould is arranged on the auxiliary frame through a wire mould fixing screw, and the wire mould is provided with wire holes of various specifications; two guide rails are arranged between the main frame and the auxiliary frame, and limit switches are arranged at the front end and the rear end of each guide rail; the two ends of the connecting rod are provided with opening guide rings in sliding fit with the guide rails, tetrafluoroethylene materials playing a role of bearings are arranged in the guide rings to prevent the guide rings from directly contacting and wearing the guide rails to pollute the metal wires, and the connecting rod moves back and forth between the two limit switches through the guide rings; the front end of the self-tightening clamp is provided with a clamping mouth for clamping a metal wire, and the rear end of the self-tightening clamp is provided with a circle for connecting a steel wire rope and a connecting rod; the wire falling prevention plastic groove is fixedly arranged on the main frame and the auxiliary frame and is positioned right below the two guide rails, so that the wire passing die metal wire is prevented from being polluted and excessively bent when falling.

The guide rail is made of stainless steel tubes.

The self-tightening clamp is a special wire clamping device for a steel wire.

The utility model discloses major diameter noble metal wire drawing device has following technical characterstic and beneficial effect through adopting the semi-automatic control technology design of mechatronic:

1. the gold and silver wire rod is ensured to be linear after being drawn, and the subsequent processing is facilitated;

2. the defect of artificial wire drawing is avoided, and surface damage and pollution caused by mechanical straightening are avoided;

3. the semi-automation of the production process is realized, the labor intensity is reduced, the production efficiency can be improved by five times, and the popularization and the application in the field of deep processing of precious metals are facilitated.

Drawings

Fig. 1 is a schematic view of the main structure of the large-diameter noble metal wire drawing device of the present invention.

Fig. 2 is a schematic view of the overlooking structure of the large-diameter noble metal wire drawing device of the present invention.

Reference numerals: the wire mold self-tightening device comprises a main frame 1, a motor and speed reducing mechanism 2, a steel wire winding drum 3, a steel wire rope 4, a connecting rod 5, a self-tightening clamp 6, a wire mold passed metal wire 7, a guide rail 8, an auxiliary frame 9, a wire mold fixing screw 10, a wire mold 11, a wire mold not passed metal wire 12, a limit switch 13 and a wire falling prevention plastic groove 14.

Detailed Description

The large-diameter noble metal wire drawing device of the present invention will be described in further detail with reference to the accompanying drawings and the detailed description.

As shown in fig. 1-2, the large-diameter precious metal wire drawing device of the present invention comprises a main frame 1, a motor and speed reduction mechanism 2, a wire reel 3, a wire rope 4, a connecting rod 5, a self-tightening clamp 6, a guide rail 8, an auxiliary frame 9, a wire mold fixing screw 10, a wire mold 11, a limit switch 13, and a wire falling prevention plastic groove 14; the motor and speed reducing mechanism 2 and the steel wire winding drum 3 are fixedly arranged on the main frame 1; the wire mould 11 is arranged on the auxiliary frame 9 through a wire mould fixing screw 10, and the wire mould 11 is provided with wire holes of various specifications; two guide rails 8 made of stainless steel pipes are arranged between the main frame 1 and the auxiliary frame 9, and limit switches 13 are arranged at the front end and the rear end of each guide rail 8; stainless steel opening guide rings which are in sliding fit with the guide rails 8 are arranged at two ends of the connecting rod 5, and tetrafluoroethylene materials which play a role of bearings are arranged in the guide rings to prevent the guide rings from directly contacting and wearing the guide rails 8 to pollute the metal wires, so that the connecting rod 5 can move between the two limit switches 13 in a reciprocating mode through the guide rings at the two ends of the connecting rod; the self-tightening clamp 6 adopts a special wire clamping device for steel wires directly purchased from the market, a clamping mouth at the front end of the self-tightening clamp is used for clamping metal wires, and a circle at the rear end of the self-tightening clamp is used for connecting the steel wire rope 4 and the connecting rod 5; the wire falling prevention plastic groove 14 is fixedly arranged on the main frame 1 and the auxiliary frame 9 and is positioned right below the space between the two guide rails 8, so as to prevent the wire passing module metal wire 7 from being polluted and excessively bent when falling.

The utility model discloses a line mould 11 on be equipped with the line hole of multiple specification, can pull out the line of different specifications as required. During operation, the metal wire 12 which does not pass through the wire die 11 becomes the metal wire 7 which passes through the wire die and is clamped and pulled out by the self-tightening clamp 6, the self-clamping device is pulled more and more tightly in the wire pulling process, the bearing force is large, the motor and the speed reducing mechanism 2 are opened at the moment, the self-tightening clamp 6 is tightened by the power provided by the motor, and the metal wire 7 which passes through the wire die is continuously pulled out; when the connecting rod 5 touches the rear limit switch 13, the stay wire is suspended to finish a stay wire stroke, at the moment, the self-tightening clamp 6 loosens the metal wire 7 of the wire passing die, whether the metal wire 7 of the wire passing die is cut off is determined according to the length requirement, meanwhile, the motor reversely rotates to return the steel wire rope 4, the connecting rod 5 moves forwards, and the self-tightening clamp 6 clamps the metal wire 7 of the wire passing die again to prepare for the next stay wire stroke.

The large-diameter noble metal wire drawing device with the structure integrates all the parts through the bracket, the wire drawing die is fixed by the wire die fixing device, the self-tightening clamp 6 is used for clamping, the wire drawing force is converted into a clamping force, and the wire drawing head can be effectively and reliably clamped all the time; the motor and the speed reducing mechanism device are utilized to achieve the purpose of mechanical semi-automation, the wire drawing process can be prevented from overturning through the connecting rod 5, the motor provides power for drawing wires, the defect of manual wire drawing is avoided, and the semi-automation of the production process is realized; the length of the stay wire can not be limited by a small range, and the advantage of high strength and small volume of the steel wire rope is utilized to ensure the length of the stay wire; the utility model has the characteristics of laborsaving, simple structure, easily operation, can popularize and apply in the gold and silver line noble metal deep-processing field.

Claims (3)

1. A large-diameter noble metal wire drawing device is characterized in that: the wire mold clamping device comprises a main frame, a motor and speed reducing mechanism, a steel wire winding drum, a steel wire rope, a connecting rod, a self-tightening clamp, a guide rail, an auxiliary frame, a wire mold fixing screw, a wire mold, a limit switch and a wire falling prevention plastic groove; the motor, the speed reducing mechanism and the steel wire winding drum are fixedly arranged on the main frame; the wire mould is arranged on the auxiliary frame through a wire mould fixing screw, and the wire mould is provided with wire holes of various specifications; two guide rails are arranged between the main frame and the auxiliary frame, and limit switches are arranged at the front end and the rear end of each guide rail; the two ends of the connecting rod are provided with opening guide rings in sliding fit with the guide rails, tetrafluoroethylene materials playing a role of bearings are arranged in the guide rings to prevent the guide rings from directly contacting and wearing the guide rails to pollute the metal wires, and the connecting rod moves back and forth between the two limit switches through the guide rings; the front end of the self-tightening clamp is provided with a clamping mouth for clamping a metal wire, and the rear end of the self-tightening clamp is provided with a circle for connecting a steel wire rope and a connecting rod; the wire falling prevention plastic groove is fixedly arranged on the main frame and the auxiliary frame and is positioned right below the two guide rails, so that the wire passing die metal wire is prevented from being polluted and excessively bent when falling.

2. The large diameter noble metal wire pulling apparatus of claim 1, wherein: the guide rail is made of stainless steel tubes.

3. The large diameter noble metal wire pulling apparatus of claim 1, wherein: the self-tightening clamp is a special wire clamping device for a steel wire.

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