CN101176888A - Cold drawing wiredrawing bench - Google Patents
Cold drawing wiredrawing bench Download PDFInfo
- Publication number
- CN101176888A CN101176888A CNA2006100700841A CN200610070084A CN101176888A CN 101176888 A CN101176888 A CN 101176888A CN A2006100700841 A CNA2006100700841 A CN A2006100700841A CN 200610070084 A CN200610070084 A CN 200610070084A CN 101176888 A CN101176888 A CN 101176888A
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- wire drawing
- wheel
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- pulling
- wire rod
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Abstract
The invention discloses a cold-drawing wire drawing machine, comprising a wire drawing machine frame; wherein, a plurality of drawing wire wheels and a plurality of drawing wire moulds driven to rotate by the driving device are arranged on wire drawing machine frame; the drawing wire wheel comprises a plurality of drawing wire separation wheels fixed in sequence and rotating simultaneously; the drawing wire moulds are respectively arranged on the corresponding drawing wire wheels. The invention has the advantages of simple structure, compact size and convenient operation, thus the processing efficiency of the metal wire is greatly increased.
Description
Technical field
The present invention relates to a kind of metal wire rod processing equipment, especially relate to a kind of cold drawing wiredrawing bench that can be used for the cold-drawn wire rod.
Background technology
Using cold drawing wiredrawing bench processing metal wire rod is current cold-drawn a kind of general processing method wiry.Mostly the cold drawing wiredrawing bench of current use is owing to be to adopt a single pulling wheel that wire is carried out cold-drawn, so can only carry out a drawing to the metal wire rod that needs cold-drawn, how can not satisfy the needs that the metal wire rod line directly changes, so will be according to requirement to metal wire rod line footpath, repeat again it is carried out drawing, this just need import pulling wheel to carry out drawing with it more again after the each drawing of metal wire rod, this not only makes low to the cold-drawn working (machining) efficiency of metal wire rod, troublesome poeration, and working strength of workers is also very big.In order to solve this situation, people adopt a plurality of pulling wheels are arranged side by side on frame, and adopt the separately-driven mode of pulling wheel, metal wire rod is carried out cold-drawn through each pulling wheel successively, though this has improved the efficient of metal wire rod cold-drawn, also reduced working strength of workers, but, but strengthened the volume of cold-draw equipment, also increased the area occupied of cold-draw equipment simultaneously, make the structure of cold-draw equipment become complicated, be unfavorable for that the workman operates cold-draw equipment.
Summary of the invention
Technical problem to be solved by this invention has provided cold drawing wiredrawing bench, it can effectively realize the cold-drawn Wire Drawing to metal wire rod, and this cold drawing wiredrawing bench is not only simple in structure, and volume is little, and easy to operate, improved working (machining) efficiency greatly to metal wire rod.
For solving the problems of the technologies described above, technical scheme of the present invention is: cold drawing wiredrawing bench, comprise the wire drawing machine frame, at least two pulling wheel and wire drawing dies that can rotate under drive unit drives are installed on the described frame, described pulling wheel comprises some wire drawing minute wheels fixing successively and that can rotate simultaneously, and described each wire drawing minute wheel correspondence respectively is provided with wire drawing die.
As a kind of improvement, described drive unit comprises and is installed on motor-driven reductor on the frame.
As further improvement, described pulling wheel is two.
As further improvement, described pulling wheel is located at the both sides of described reductor respectively.
As further improvement, the wire drawing minute wheel on the described pulling wheel has four.
As further improvement, cold drawing wiredrawing bench, comprise the wire drawing machine frame, the pulling wheel and a wire drawing die that can rotate under drive unit drives is installed on the frame, described pulling wheel comprises some wire drawing minute wheels fixing successively and that can rotate simultaneously, wire drawing minute wheel correspondence respectively is provided with wire drawing die, is respectively equipped with the guide roller that can guide metal wire rod between the adjacent two wire drawing minute wheels on the described wire drawing machine frame.
As further improvement, the diameter of wire drawing minute wheel increases successively or reduces successively or identical on the described pulling wheel.
The cold drawing wiredrawing bench of technique scheme, owing to be to have adopted to comprise the wire drawing machine frame, at least two pulling wheels that can rotate under drive unit drives are installed on the described frame, wire drawing die also is installed on frame, wherein pulling wheel comprises successively some wire drawing minute wheels fixing and that have same rotational axis, and each wire drawing minute wheel respectively correspondence be provided with wire drawing die.Such structure, metal wire rod comes out through being wrapped in behind the wire drawing die on first wire drawing minute wheel on the pulling wheel on by pay off rack, afterwards from this wire drawing minute wheel again through being wrapped in behind the wire drawing die on first wire drawing minute wheel on another pulling wheel, and the like, until being wound on last wire drawing minute wheel, obtain qualified wire through after the drawing.Metal wire rod has not only been realized the cold-drawn Wire Drawing to metal wire rod by the drawing successively of a plurality of wire drawing minute wheels like this, and makes that this cold drawing wiredrawing bench is simple in structure, and volume is little, and is easy to operate, improved the working (machining) efficiency to metal wire rod greatly.Drive unit comprises and is installed on motor-driven reductor on the frame, and the both sides or the employing that are provided with two pulling wheels and are located at reductor respectively be provided with four pulling wheels, simplified the structure of cold drawing wiredrawing bench, made things convenient for people's use.Adopting pulling wheel is one, and is respectively equipped with between the adjacent two wire drawing minute wheels on the wire drawing machine frame and metal wire rod can be imported the guide roller of wire drawing die by the wire drawing minute wheel, simple in structure, the convenient use.Adopt the diameter of pulling wheel to increase successively, reduce successively or identical, can make people, select suitable manner according to the difference of drawing metal wire rod.
Description of drawings
Below in conjunction with accompanying drawing the specific embodiment of the present invention is further described.
Fig. 1 is a cold drawing wiredrawing bench structural representation of the present invention;
Fig. 2 is cold drawing wiredrawing bench one an embodiment schematic diagram of the present invention;
Fig. 3 is another embodiment schematic diagram of cold drawing wiredrawing bench of the present invention;
Fig. 4 is another embodiment schematic diagram of cold drawing wiredrawing bench of the present invention.
The specific embodiment
As shown in Figure 1, cold drawing wiredrawing bench, comprise the wire drawing machine frame, be included in the drive unit of installing on the frame 1, at least two pulling wheels 3 that can rotate under drive unit 1 drives are being installed on the frame, the wire drawing die 4 that can be used for drawing metal wire rod 2 also is installed on the frame, and wire drawing die 4 can adopt the mode that is provided with control wire rod diameter die in mold box, and can be filled with powdered lubricant in the mold box; On frame, also can install and be provided with rust removal, cooling devices etc. are with convenient drawing processing to metal wire rod, drive unit 1 can adopt the mode that motor-driven reductor 11 is installed in frame, and, reductor 11 can be provided with a plurality of according to the quantity and the assembling of pulling wheel on the frame 3, in order to realize cold-drawn Wire Drawing to metal wire rod 2, and make cold drawing wiredrawing bench simple in structure again, easy to operate, to have improved working (machining) efficiency to metal wire rod 2, pulling wheel 3 comprises the form of fixing successively some wire drawing minute wheels 31, and in order to improve the stability of its rotation, each wire drawing minute wheel 31 wants to have same rotational axis, and each wire drawing minute wheel 31 correspondence respectively is provided with wire drawing die 4, such version, can make metal wire rod 2 by coming out on the pay off rack through being wrapped in behind the wire drawing die 4 on first wire drawing minute wheel 31 on the pulling wheel 3, from this wire drawing minute wheel 31 again through being wrapped in behind the wire drawing die 4 on first wire drawing minute wheel 31 on another pulling wheel 3, and the like, until being wound into last wire drawing minute wheel 31, after the drawing by wire drawing minute wheel 31 and corresponding wire drawing die 4 on a plurality of pulling wheels 3, metal wire rod is by the drawing successively of a plurality of wire drawing minute wheels 31 like this, finish drawing procedure, obtain qualified wire.Improved drawing working (machining) efficiency to metal wire rod.
Drawing processing according to the actual metal wire rod, pulling wheel 3 can adopt two, and the wire drawing minute wheel 31 on the pulling wheel 3 can adopt four to get final product, certainly, wire drawing minute wheel 31 on the pulling wheel 3 also can adopt a plurality of wire drawing minute wheels 31 such as two, three, five, and pulling wheel 3 also can adopt one, three, four or more a plurality of, and, these wire drawing minute wheels can adopt dismountable mode to be fixed together, with convenient replacing to each wire drawing minute wheel, the also mode that can adopt the wire drawing minute wheel to be fixed as one is with convenient use to it.And pulling wheel 3 also can be according to the situation in the actual production, adopt multiple arrangement, as two pulling wheels 3 are located at when adopting two pulling wheels 3 both sides of reductor 11 respectively, be benchmark to be parallel to reductor 11 output shafts perhaps, each pulling wheel 3 can adopt and different mounting means such as keep flat, place vertically.And for can according to the processing of different metal wire rod to select suitable hot candied effect, the diameter of wire drawing minute wheel 31 can increase successively according to the drawing trend of metal wire rod 2 on the pulling wheel 3, also can reduce successively, and also can adopt each wire drawing to divide wheel diameter identical mode, and, when the diameter of each wire drawing minute wheel 31 changed successively on the pulling wheel 3, it is too big that the diameter of adjacent two wire drawing minute wheels 31 should not differ, to help the drawing of metal wire rod.
Figure 1 shows that and adopt two pulling wheels 3, wire drawing minute wheel 31 adopts four on the pulling wheel 3, and the radius of each wire drawing minute wheel 31 increases successively along the trend of metal wire rod 2, each wire drawing minute wheel 31 correspondence is provided with a wire drawing die 4, to penetrate a wire drawing die 4 behind 2 one processes of the metal wire rod heading machine pressure head that be put on the wire rod frame, adopt the clamp chain that metal wire rod 2 is hung on first pulling wheel 3 on first wire drawing minute wheel 31, driving first pulling wheel 3 by motor-driven reductor 11 rotates, metal wire rod 2 is taken off the clamp chain after twining a fixing turn on first wire drawing minute wheel 31 on first pulling wheel 3, metal wire rod 2 is after the heading machine pressure head is through second wire drawing die 4, by the clamp chain metal wire rod 2 is hung on first wire drawing minute wheel 31 on second pulling wheel 3 again, second pulling wheel 3 also rotates under motor-driven reductor 11 drives, metal wire rod 2 is taken off the clamp chain after twining a fixing turn on first wire drawing minute wheel 31 on second pulling wheel 3, metal wire rod 2 is passed the 3rd wire drawing die 4 again through the heading machine pressure head to be got back to after second wire drawing minute wheel 31 twines on first pulling wheel 3, be wound on the second wire drawing minute wheel 31 on second pulling wheel 3 via a wire drawing die 4 again, and the like, be wound on the last wire drawing minute wheel 31 up to metal wire rod 2.By motor-driven reductor 11 drive two pulling wheels 3 rotate to metal wire rod 2 by the technology diameter of design from the coarse to fine carry out drawing, finish drawing procedure.
As shown in Figure 2, pulling wheel 3 can adopt one, and be respectively equipped with the guide roller 5 that to guide metal wire rod on the wire drawing machine frame between the adjacent two wire drawing minute wheels 31, to get off after metal wire rod 2 guiding enters a wire drawing die 4 by last wire drawing minute wheel 31 on the pulling wheel 3 by guide roller 5, after being wound on the pulling wheel 3 on next wire drawing minute wheel 31 by this wire drawing die 4 again, guide next wire drawing die 4 by a guide roller 5 with metal wire rod 2 again, and the like, realize lead effect to metal wire rod.Equally for can according to the processing of different metal wire rod to select suitable hot candied effect, the diameter of wire drawing minute wheel 31 can increase successively according to the drawing trend of metal wire rod 2 on the pulling wheel 3, also can reduce successively, and also can adopt each wire drawing to divide wheel diameter identical mode, and, when the diameter of each wire drawing minute wheel 31 changed successively on the pulling wheel 3, it is too big that the diameter of adjacent two wire drawing minute wheels 31 should not differ, to help the drawing of metal wire rod.Be that pulling wheel 3 adopts one shown in Fig. 2, wire drawing minute wheel 31 adopts four on the pulling wheel 3, and guide roller 5 adopts three cold drawing wiredrawing bench, and the radius of each wire drawing minute wheel 31 increases successively along the trend of metal wire rod 2, each wire drawing minute wheel 31 correspondence is provided with a wire drawing die 4, to penetrate first wire drawing die 4 behind 2 one processes of the metal wire rod heading machine pressure head that be put on the wire rod frame, adopt the clamp chain that metal wire rod 2 is hung on the pulling wheel 3 on first wire drawing minute wheel 31, driving pulling wheel 3 by motor-driven reductor 11 rotates, metal wire rod 2 is taken off the clamp chain after twining a fixing turn on first wire drawing minute wheel 31, metal wire rod 2 is penetrated second wire drawing die 4 after the heading machine pressure head is through a guide roller 5, by the clamp chain metal wire rod 2 is hung on the pulling wheel 3 on second wire drawing minute wheel 31 more afterwards, pulling wheel 3 rotates under motor-driven reductor 11 drives, metal wire rod 2 is taken off the clamp chain after twining a fixing turn on second wire drawing minute wheel 31, metal wire rod 2 is penetrated the 3rd wire drawing die 4 after the heading machine pressure head is again through a guide roller 5, and the like, be wound into the 4th wire drawing minute wheel 31 on the pulling wheel 3 up to metal wire rod 2.By motor-driven reductor 11 drive pulling wheels 3 rotate to metal wire rod 2 by the technology diameter of design from the coarse to fine carry out drawing, finish drawing procedure.
Certainly, pulling wheel 3 can adopt a plurality of on the wire drawing machine, and the wire drawing minute wheel 31 on each pulling wheel 3 also can adopt different quantity, promptly the mode that wire drawing minute wheel 31 adopts varying number to make up on a plurality of pulling wheels 3 and the pulling wheel 3 can adopted on the wire drawing machine, as shown in Figure 3, wire drawing machine adopts three pulling wheels 3, and wherein the pulling wheel 3 at two ends is provided with two wire drawing minute wheels 31, wire drawing minute wheel 31 then is provided with three on the middle pulling wheel 3, and, each wire drawing minute wheel 31 correspondence respectively is provided with wire drawing die 4, like this, metal wire rod 2 by the wire rod frame through behind the wire drawing die 4 after twining on first wire drawing minute wheel 31 on first pulling wheel 3, be wound on second pulling wheel 3 on first wire drawing minute wheel 31 through next wire drawing die 4, afterwards, be wound on the 3rd pulling wheel 3 on first wire drawing minute wheel 31 through a wire drawing die 4 again, then, get back on second pulling wheel 3 through a wire drawing die 4 again and twine on second wire drawing minute wheel 31, afterwards, get back on first pulling wheel 3 by a wire drawing die 4 again and twine on second wire drawing minute wheel 31, like this, repeat to twine, be wound on last wire drawing minute wheel 31 up to metal wire rod 2.By motor-driven reductor 11 drive these three pulling wheels 3 rotate to metal wire rod 2 by the technology diameter of design from the coarse to fine carry out drawing, finish drawing procedure.
Certainly; other adopts the pulling wheel 3 of varying number on wire drawing machine; and wire drawing minute wheel 31 adopts equal numbers or adopts the simple combination mode of varying number on each pulling wheel 3; adopt four pulling wheels 3 as shown in Figure 4; and wire drawing minute wheel 31 adopts two on the pulling wheel 3; each wire drawing minute wheel 31 correspondence is provided with wire drawing die 4; the mode that metal wire rod 2 twines in turn through the two wire drawing minute wheels 31 of wire drawing die 4 on four pulling wheels 3; or adopt two pulling wheels 3; and wire drawing minute wheel 31 also adopts two mode and other compound mode on the pulling wheel 3, among the scope that all belongs to the present invention and protected.
This wire drawing machine in use, the number of turns that metal wire rod 2 twines on pulling wheel 3 each wire drawing minute wheel 31 will be according to actual production in the stressed size of metal wire rod 2, the diameter of wire drawing minute wheel 31 determine, stressed big, the wire drawing of metal wire rod divide wheel diameter little then need around the number of turns many, otherwise then few.Can adopt generally speaking about four circles and can meet the needs of production.Both metal wire rod wire drawing minute wheel 31 (last stores except the pulling wheel of wire rod) go up around the number of turns (getting final product about general four circles) to satisfy that wire rod just can rotate with the wire drawing minute wheel when giving little pulling force, wire rod then skids on the wire drawing minute wheel and can not rotate with the wire drawing minute wheel when pulling force disappears, and the wire rod number of turns (generally needing more than ten circles) of in the end twining on the wire drawing minute wheel is wanted can satisfy the assurance wire rod and can be rotated simultaneously with this wire drawing minute wheel.After metal wire rod 2 was wound on last wire drawing minute wheel 31, last wire drawing minute wheel 31 can extend with above wire rod is stored in.Also can utilize the kinking machine that wire rod is led on the kinking machine.
What this wire drawing machine adopted is that wire rod is after twining the suitable number of turns on the wire drawing minute wheel, wire rod can rotate with the wire drawing minute wheel when giving wire rod with little pulling force, wire rod then skids on the wire drawing minute wheel and can not rotate with the wire drawing minute wheel when pulling force disappears, because wire rod processing back diameter will diminish, so wire rod must be elongated.As when each wire drawing divides wheel diameter identical, it is identical that last wire drawing minute wheel 31 and last wire drawing minute wheel 31 turn over the required wire rod length of a circle, because it is elongated after the wire rod processing, so the wire rod on last wire drawing minute wheel is more longer than the wire rod on the last wire drawing minute wheel, wire rod can not skid with pulling wheel on last wire drawing minute wheel, can only rotate with last wire drawing minute wheel.When pulling wheel turns over a circle, last wire drawing minute wheel and wire rod also turn over a circle, last wire drawing minute wheel also turns over a circle, but the wire rod on the last wire drawing minute wheel only need turn over less than satisfying the needs of a wire drawing minute wheel afterwards once enclosing, remaining length then is that wire rod skids at the wire drawing minute wheel, rather than rotates synchronously.Wire rod in the time of so just satisfying wire rod on last wire drawing minute wheel and turn over a circle on the last wire drawing minute wheel turns over the needs less than a circle.When last wire drawing minute wheel rotates, wire rod on the last wire drawing minute wheel is subjected to pulling force and rotates with the wire drawing minute wheel, when the wire rod on the last wire drawing minute wheel is too much, pulling force on the wire rod reduces or disappears, wire rod can not rotate with the wire drawing minute wheel, but on this wire drawing minute wheel, slide, till the wire rod pulling that is subjected to back one wire drawing minute wheel traction.The principle of wire rod other wire drawing minute wheel on pulling wheel is identical therewith.So repeatedly, finish the winding of wire rod on each wire drawing minute wheel 31 of pulling wheel 3, realize drawing it.
Claims (8)
1. cold drawing wiredrawing bench, comprise the wire drawing machine frame, at least two pulling wheel (3) and wire drawing dies (4) that can rotate under drive unit (1) drives are installed on the described frame, it is characterized in that: described pulling wheel (3) comprises some wire drawing minute wheels (31) fixing successively and that can rotate simultaneously, and described each wire drawing minute wheel (31) correspondence respectively is provided with wire drawing die (4).
2. cold drawing wiredrawing bench as claimed in claim 1 is characterized in that: described drive unit (1) comprises and is installed on motor-driven reductor (11) on the frame.
3. cold drawing wiredrawing bench as claimed in claim 2 is characterized in that: described pulling wheel (3) is two.
4. cold drawing wiredrawing bench as claimed in claim 3 is characterized in that: described pulling wheel (3) is located at the both sides of described reductor (11) respectively.
5. cold drawing wiredrawing bench as claimed in claim 1 is characterized in that: the wire drawing minute wheel (31) on the described pulling wheel (3) has four.
6. as each described cold drawing wiredrawing bench in the claim 1 to 5, it is characterized in that: the diameter that described pulling wheel (3) is gone up wire drawing minute wheel (31) increases successively or reduces successively or identical.
7. cold drawing wiredrawing bench, comprise the wire drawing machine frame, the pulling wheel (3) and a wire drawing die (4) that can rotate under drive unit (1) drives is installed on the frame, it is characterized in that: described pulling wheel (3) comprises some wire drawing minute wheels (31) fixing successively and that can rotate simultaneously, wire drawing minute wheel (31) correspondence respectively is provided with wire drawing die (4), is respectively equipped with the guide roller (5) that can guide metal wire rod between the adjacent two wire drawing minute wheels (31) on the described wire drawing machine frame.
8. cold drawing wiredrawing bench as claimed in claim 7 is characterized in that: the diameter that described pulling wheel (3) is gone up wire drawing minute wheel (31) increases successively or reduces successively or identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100700841A CN101176888A (en) | 2006-11-10 | 2006-11-10 | Cold drawing wiredrawing bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100700841A CN101176888A (en) | 2006-11-10 | 2006-11-10 | Cold drawing wiredrawing bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101176888A true CN101176888A (en) | 2008-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006100700841A Pending CN101176888A (en) | 2006-11-10 | 2006-11-10 | Cold drawing wiredrawing bench |
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| Country | Link |
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| CN (1) | CN101176888A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102214504A (en) * | 2011-03-17 | 2011-10-12 | 无锡友方电工有限公司 | Manufacturing method of copper composite niobium-titanium multi-core superconducting enameled wire |
| CN102240685A (en) * | 2010-05-13 | 2011-11-16 | 湖北省麻城市镡鑫科技有限公司 | Stretcher |
| CN102974631A (en) * | 2012-11-28 | 2013-03-20 | 东莞市竹菱铜业有限公司 | One-off fine-drawing method and device for metal tube |
| CN106932190A (en) * | 2017-04-11 | 2017-07-07 | 中车青岛四方机车车辆股份有限公司 | A kind of wire drawing tool service life test device and method |
| CN106944421A (en) * | 2017-05-19 | 2017-07-14 | 合肥德捷节能环保科技有限公司 | A kind of fastener stock is peeled off derusting device |
| CN111438209A (en) * | 2020-05-07 | 2020-07-24 | 南通凌龙特钢制品有限公司 | Drawing and winding device |
| CN112620364A (en) * | 2020-12-23 | 2021-04-09 | 江苏兴达钢帘线股份有限公司 | Water tank dual-mode wire drawing machine and wire drawing method |
-
2006
- 2006-11-10 CN CNA2006100700841A patent/CN101176888A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102240685A (en) * | 2010-05-13 | 2011-11-16 | 湖北省麻城市镡鑫科技有限公司 | Stretcher |
| CN102214504A (en) * | 2011-03-17 | 2011-10-12 | 无锡友方电工有限公司 | Manufacturing method of copper composite niobium-titanium multi-core superconducting enameled wire |
| CN102214504B (en) * | 2011-03-17 | 2014-03-26 | 无锡友方电工有限公司 | Manufacturing method of copper composite niobium-titanium multi-core superconducting enameled wire |
| CN102974631A (en) * | 2012-11-28 | 2013-03-20 | 东莞市竹菱铜业有限公司 | One-off fine-drawing method and device for metal tube |
| CN102974631B (en) * | 2012-11-28 | 2014-12-10 | 东莞市竹菱铜业有限公司 | One-off fine-drawing method and device for metal tube |
| CN106932190A (en) * | 2017-04-11 | 2017-07-07 | 中车青岛四方机车车辆股份有限公司 | A kind of wire drawing tool service life test device and method |
| CN106932190B (en) * | 2017-04-11 | 2019-03-05 | 中车青岛四方机车车辆股份有限公司 | A kind of wire drawing tool service life test device and method |
| CN106944421A (en) * | 2017-05-19 | 2017-07-14 | 合肥德捷节能环保科技有限公司 | A kind of fastener stock is peeled off derusting device |
| CN111438209A (en) * | 2020-05-07 | 2020-07-24 | 南通凌龙特钢制品有限公司 | Drawing and winding device |
| CN112620364A (en) * | 2020-12-23 | 2021-04-09 | 江苏兴达钢帘线股份有限公司 | Water tank dual-mode wire drawing machine and wire drawing method |
| CN112620364B (en) * | 2020-12-23 | 2022-07-08 | 江苏兴达钢帘线股份有限公司 | Water tank dual-mode wire drawing machine and wire drawing method |
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