CN114211365A - Full-automatic wire drawing machine - Google Patents
Full-automatic wire drawing machine Download PDFInfo
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- CN114211365A CN114211365A CN202111636397.XA CN202111636397A CN114211365A CN 114211365 A CN114211365 A CN 114211365A CN 202111636397 A CN202111636397 A CN 202111636397A CN 114211365 A CN114211365 A CN 114211365A
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- Prior art keywords
- feeding
- wire drawing
- plate
- lifting
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- 238000005491 wire drawing Methods 0.000 title claims abstract description 67
- 239000000463 material Substances 0.000 claims abstract description 19
- 230000003028 elevating effect Effects 0.000 claims description 7
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims 4
- 230000000694 effects Effects 0.000 abstract description 9
- 238000005498 polishing Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 235000004237 Crocus Nutrition 0.000 description 1
- 241000596148 Crocus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a full-automatic wire drawing machine which comprises a frame, a workbench, a wire drawing abrasive belt, a support, a material pressing mechanism, a feeding mechanism, a lifting mechanism and a bracket. The driving motor, the material pressing mechanism, the feeding mechanism and the lifting mechanism are all connected with an industrial personal computer and controlled by the industrial personal computer. The invention has reasonable structure design, lower overall height and wide application range. A workpiece is placed on a support seat, a lower straight part of a wire-drawing abrasive belt is pressed down to a preset height through a material pressing mechanism, then a feeding mechanism drives the support seat to bring the workpiece to the lower straight part of the wire-drawing abrasive belt for grinding and wire-drawing, and when the feeding mechanism returns, the material pressing mechanism resets, so that the lower straight part of the wire-drawing abrasive belt is lifted up and does not contact with the workpiece, clear and tidy lines are ensured, and the wire-drawing effect is good; and the operation is convenient and fast, the automation degree is high, the working efficiency is high, and the labor intensity of operators is reduced.
Description
Technical Field
The invention relates to the technical field of wire drawing machines, in particular to a full-automatic wire drawing machine.
Background
The wire drawing machine on the existing market is low in working efficiency, workers are required to manually press sand with tools to draw wires, the technical levels of the workers are different, the wire drawing effect is different, the working efficiency is low, the manual tools are too close to the sand belts, and certain potential safety hazards exist in the wire drawing process.
The traditional wire drawing machine consists of a machine base, a motor, a guide wheel, an abrasive belt and other parts. Although the wire drawing machine is simple in structure, the abrasive belt is pressed by a hand-held tool to be in contact with a product, the wire drawing effect is achieved, the work repeatability is high, the labor intensity is high, potential safety hazards exist, the wire drawing work efficiency is low, meanwhile, the pressure of hands is determined by subjective consciousness of individuals, and the accuracy and the effect of wire drawing are difficult to guarantee. The invention, which is called a triangular plane wire straightening machine, discloses a triangular plane wire straightening machine, which can realize the purpose of wire drawing, but the triangular belt structure of the wire drawing machine has higher overall height and more occupied height space, and can not be installed and used in certain height-limited places, so that the use is limited.
Disclosure of Invention
In view of the above disadvantages, the present invention provides a fully automatic wire drawing machine with reasonable structural design, easy operation and good wire drawing efficiency.
In order to achieve the purpose, the technical scheme provided by the invention is as follows: a full-automatic wire drawing machine comprises a machine frame, a workbench, a wire drawing abrasive belt, a support, a material pressing mechanism, a feeding mechanism, a lifting mechanism and a support seat, wherein an opening is formed in the workbench, the lifting mechanism is arranged on the workbench or the machine frame corresponding to the lower position of the opening, the feeding mechanism is located above the opening and is connected with the lifting mechanism, the support seat is arranged on the feeding mechanism, the material pressing mechanism is arranged on the workbench through the support and is located above the support seat, the wire drawing abrasive belt is wound on two guide wheels to form an upper straight part and a lower straight part which are parallel to each other, the upper straight part of the wire drawing abrasive belt passes through the upper part of the material pressing mechanism, and the lower straight part of the wire drawing abrasive belt passes through the space between the material pressing mechanism and the support seat.
As an improvement of the invention, the lifting mechanism comprises a vertical plate, a lifting base, a lifting sliding seat, a lifting motor, a lifting screw rod and a lifting nut, the vertical plate is fixed on the bottom surface of the frame or/and the workbench, the lifting base is arranged on the vertical plate, the lifting screw rod is arranged on the lifting base through a bearing seat, the lifting sliding seat is arranged on the lifting base through a sliding rail component, and the lifting nut is arranged on the lifting sliding seat and matched with the lifting screw rod. The lifting motor drives the lifting screw to rotate, and the lifting nut is matched with the lifting screw to drive the lifting slide to move up and down.
As an improvement of the present invention, the feeding mechanism includes a feeding base, a feeding slide seat, a feeding motor, a feeding screw rod and a feeding nut, the feeding screw rod is disposed on the feeding base through a bearing seat, the feeding slide seat is disposed on the feeding base through a slide rail assembly, the feeding nut is disposed on the feeding slide seat and is matched with the feeding screw rod, and the bracket is disposed on the top surface of the feeding slide seat. The feed motor drives the feed screw to rotate, and the feed screw is matched with the feed nut to drive the feed sliding seat to move back and forth.
The pressing mechanism comprises a top plate, a floating plate, a pressing plate, a linear driving device, an elastic resetting component and a guide component, wherein the top plate is fixed on the support, the floating plate is arranged at the lower position of the top plate through the guide component, the pressing plate is arranged at the bottom surface of the floating plate through the elastic resetting component, and the linear driving device is arranged on the top plate and can drive the floating plate to move up and down. The guide assembly comprises a guide pillar, a guide seat, an upper guide block and a lower guide block, the guide seat is arranged on the top plate and is provided with a sleeve hole matched with the guide pillar, the lower end of the guide pillar is fixed on the floating plate, and the upper end of the guide pillar penetrates through the top plate and extends into the sleeve hole; the lower guide block is arranged on the pressing plate, the upper guide block is arranged on the lower surface of the floating plate, and the lower guide blocks are matched. The elastic reset assembly comprises a screw and a spring, a through hole with the appearance larger than that of the spring is arranged on the floating plate, the spring penetrates through the through hole, the upper end of the spring is pressed against the lower surface of the top plate, the lower end of the spring is pressed against the upper surface of the pressing plate, and the screw penetrates through the top plate and the spring in sequence and is screwed into the pressing plate.
As an improvement of the invention, mounting grooves are arranged on two sides of the upper surface of the pressing plate, buffer cushion blocks protruding from the upper surface of the pressing plate are arranged on the mounting grooves, and the mounting is easy because the buffer cushion blocks are positioned through the mounting grooves.
As an improvement of the invention, the bracket is provided with a notch for the wiredrawing abrasive belt to pass through, which is different from the structure of the traditional triangular plane wire straightening machine and has a simple integral structure.
As an improvement of the invention, the periphery of the workbench is turned upwards to form a surrounding edge, so that cooling liquid, grinding powder or articles on the workbench are prevented from falling off, and the frame is provided with a protective plate, so that the protection effect is good.
The invention has the beneficial effects that: the wire drawing abrasive belt winding machine is reasonable in structural design, the wire drawing abrasive belt is wound on the two guide wheels, the appearance is long circular, the wire drawing abrasive belt winding machine is different from a traditional triangular plane wire drawing machine, the overall height is effectively reduced, and the application range is wide. When the wire drawing and polishing device is used for polishing and wire drawing, the bracket is lifted to a preset height through the lifting mechanism, a workpiece is placed on the bracket, the lower straight part of the wire drawing abrasive belt is pressed down to the preset height through the material pressing mechanism, the bracket is driven by the feeding mechanism to drive the workpiece to be brought to the lower straight part of the wire drawing abrasive belt for polishing and wire drawing, and when the feeding mechanism returns, the material pressing mechanism is reset, so that the lower straight part of the wire drawing abrasive belt is lifted and does not contact with the workpiece, clear and tidy lines are ensured, and the wire drawing effect is good; and convenient operation is swift, and swager constructs, feed mechanism, elevating system and wire drawing abrasive band's driving motor all can adopt the industrial computer to control, and degree of automation is high, and not only work efficiency is high, has reduced operation workman's intensity of labour moreover.
The invention is further described with reference to the following figures and examples.
Drawings
Fig. 1 is a schematic front view of the present invention.
Fig. 2 is a schematic perspective view of the present invention.
Fig. 3 is a schematic structural view of the pressing mechanism in the present invention.
Fig. 4 is an exploded structural schematic view of the swaging mechanism of the present invention.
Fig. 5 is a schematic structural view of the lifting mechanism of the present invention.
Fig. 6 is a schematic view of the structure of the feeding mechanism of the present invention.
Detailed Description
Embodiment, referring to fig. 1 to 6, the full-automatic wire drawing machine provided by this embodiment includes a frame 1, a workbench 2, a wire drawing abrasive belt 3, a support 4, a pressing mechanism 5, a feeding mechanism 6, a lifting mechanism 7, and a bracket 8.
The workbench 2 is arranged on the frame 1. The periphery of workstation 2 upwards turns up and forms surrounding edge 21, prevents dropping of coolant liquid, crocus or article on the workstation 2 be equipped with the backplate on the frame 1, protect effectually.
Referring to fig. 5, an opening is provided at a central position of the table 2. The lifting mechanism 7 is arranged on the workbench 2 or the rack 1 corresponding to the lower position of the opening, in this embodiment, the lifting mechanism 7 comprises a vertical plate 71, a lifting base 72, a lifting slide carriage 73, a lifting motor 74, a lifting screw 75 and a lifting nut 76, the vertical plate 71 is fixed on the bottom surfaces of the rack 1 and the workbench 2, the lifting base 72 is arranged on the vertical plate 71, the lifting screw 75 is arranged on the lifting base 72 through a bearing seat, the lifting slide carriage 73 is arranged on the lifting base 72 through a slide rail component 77, and the lifting nut 76 is arranged on the lifting slide carriage 73 and is matched with the lifting screw 75. The elevating motor 74 drives the elevating screw 75 to rotate, and the elevating nut 76 is matched with the elevating screw 75 to drive the elevating slide 73 to move up and down.
Referring to fig. 6, a T-shaped frame 78 is provided on the lifting slide carriage 73, and the feeding mechanism 6 is located above the opening and is disposed on the T-shaped frame 78. Specifically, the feeding mechanism 6 includes a feeding base 61, a feeding slide 62, a feeding motor 63, a feeding screw 64 and a feeding nut 65, the feeding screw 64 is disposed on the feeding base 61 through a bearing seat, the feeding slide 62 is disposed on the feeding base 61 through a sliding rail assembly 66, the feeding nut 65 is disposed on the feeding slide 62 and is matched with the feeding screw 64, and the bracket 8 is disposed on the top surface of the feeding slide 62. The feed screw 64 is driven to rotate by the feed motor 63, and the feed slide 62 is driven to move back and forth by the cooperation of the feed screw 64 and the feed nut 65. The bracket 8 is arranged on the feed slide 62 of the feed mechanism 6 and moves as the feed slide 62 moves.
With reference to fig. 3 and 4, the support 4 comprises two brackets in the shape of a "[", the middle of which forms a gap through which the abrasive wire belt 3 passes. The lower part of the support 4 is fixed on the workbench 2, and the material pressing mechanism 5 is arranged at the top of the support 4. The bracket 8 is located in a position between the two shelves. Specifically, the material pressing mechanism 5 includes a top plate 51, a floating plate 52, a pressing plate 53, a linear driving device 54, an elastic force returning assembly 55 and a guiding assembly 56, the top plate 51 is fixed on the support 4, the floating plate 52 is arranged below the top plate 51 through the guiding assembly 56, in this embodiment, in order to improve the guiding effect, the guiding assembly 56 includes a guide post 561, a guide seat 562, an upper guide block 563 and a lower guide block 564, the guide seat 562 is arranged on the top plate 51 and is provided with a sleeve hole matched with the guide post 561, the lower end of the guide post 561 is fixed on the floating plate 52, and the upper end of the guide post 561 penetrates through the top plate 51 and extends into the sleeve hole; the lower guide 564 is disposed on the pressing plate 53, the upper guide 563 is disposed on the lower surface of the floating plate 52, and the lower guide 564 is engaged.
The pressing plate 53 is disposed on the bottom surface of the floating plate 52 through the elastic force restoring assembly 55, the elastic force restoring assembly 55 includes a screw 551 and a spring 552, the floating plate 52 is provided with a through hole having a larger shape than the spring 552, so that the spring 552 can conveniently pass through the through hole, the upper end of the spring 552 presses against the lower surface of the top plate 51, the lower end of the spring 552 presses against the upper surface of the pressing plate 53, and the screw 551 sequentially passes through the top plate 51 and the spring 552 and is screwed into the pressing plate 53. Mounting grooves 531 are formed on both sides of the upper surface of the pressing plate 53, and cushion blocks 57 protruding from the upper surface of the pressing plate 53 are provided in the mounting grooves 531, so that the pressing plate 53 and the floating plate 52 are prevented from being hard-touched by the cushion blocks 57.
The linear driving device 54 is provided on the top plate 51 and can drive the floating plate 52 to move up and down. In the present embodiment, the linear driving device 54 is preferably an air cylinder which is vertically installed on the top plate 51 and a piston rod of which is connected to the floating plate 52 through the top plate 51. In other embodiments, the linear drive device 54 may be a cylinder or a linear motor.
The two guide wheels are symmetrically positioned at two sides of the bracket 4, the wiredrawing abrasive belt 3 is wound on the two guide wheels to form an upper straight part and a lower straight part which are parallel to each other, the upper straight part of the wiredrawing abrasive belt 3 passes through the upper part of the material pressing mechanism 5, and the lower straight part of the wiredrawing abrasive belt 3 passes through between the pressure plate 53 of the material pressing mechanism 5 and the bracket 8. The guide wheel is driven by a driving motor.
An industrial personal computer is arranged on the frame 1, and the driving motor, the material pressing mechanism 5, the feeding mechanism 6 and the lifting mechanism 7 are all connected with the industrial personal computer and controlled by the industrial personal computer. When the wire is polished and drawn, the lifting motor 74 is controlled to rotate by the industrial personal computer, the lifting screw 75 is matched with the lifting nut 76, the lifting slide carriage 73 lifts the whole feeding mechanism 6 to a preset height, and a workpiece is placed on the bracket 8.
The industrial personal computer controls the linear driving device 54 to extend out, so as to push the pressing plate 53 and the floating plate 52 to be pressed down to a preset height; the industrial personal computer controls the rotation of the feeding motor 63, and the feeding screw 64 is matched with the feeding nut 65, so that the feeding slide seat 62 brings a workpiece to the lower straight part of the wire-drawing abrasive belt 3 through the bracket 8 and contacts the workpiece, the grinding and wire drawing are realized, the pressure of the pressure plate 53 is controlled by the elastic reset component 55, and the wire drawing effect with certain floating allowance is good. After the feeding mechanism 6 advances to a preset position and needs to return, the industrial personal computer controls the linear driving device 54 to retract rapidly to drive the pressing plate 53 and the floating plate 52 to reset, so that the lower straight part of the wire-drawing abrasive belt 3 is lifted and does not contact with a workpiece, the wire-drawing effect is prevented from being influenced by secondary contact, and the wire-drawing lines are clear and tidy.
Variations and modifications to the above-described embodiments may occur to those skilled in the art, which fall within the scope and spirit of the above description. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and variations of the present invention should fall within the scope of the claims of the present invention. In addition, although specific terms are used in the specification, the terms are used for convenience of description and do not limit the invention in any way, and other drawing machines identical or similar to the terms are used within the scope of the invention.
Claims (10)
1. A full-automatic wire drawing machine comprises a frame, a workbench arranged on the frame and a wire drawing abrasive belt positioned above the workbench, it is characterized by also comprising a bracket, a pressing mechanism, a feeding mechanism, a lifting mechanism and a bracket, the workbench is provided with an opening, the lifting mechanism is arranged on the workbench or the frame corresponding to the lower position of the opening, the feeding mechanism is positioned above the opening, and is connected with the lifting mechanism, the bracket is arranged on the feeding mechanism, the material pressing mechanism is arranged on the workbench through a bracket, and is positioned above the bracket, the wiredrawing abrasive belt is wound on the two guide wheels to form an upper straight part and a lower straight part which are parallel to each other, the upper straight part of the wiredrawing abrasive belt passes through the upper part of the material pressing mechanism, and the lower straight part of the wiredrawing abrasive belt passes through the space between the material pressing mechanism and the bracket.
2. The full-automatic wire drawing machine according to claim 1, characterized in that: elevating system includes vertical plate, lifting pedestal, lift slide, elevator motor, lifting screw and lifting nut, the vertical plate is fixed frame or/and workstation bottom surface, lifting pedestal sets up on the vertical plate, the lifting screw passes through the bearing frame setting on lifting pedestal, the lift slide passes through slide rail set spare and sets up on lifting pedestal, lifting nut sets up on the lift slide, and with the lifting screw cooperatees.
3. The full-automatic wire drawing machine according to claim 2, characterized in that: the feeding mechanism comprises a feeding base, a feeding sliding seat, a feeding motor, a feeding screw rod and a feeding nut, wherein the feeding screw rod is arranged on the feeding base through a bearing seat, the feeding sliding seat is arranged on the feeding base through a sliding rail assembly, the feeding nut is arranged on the feeding sliding seat and matched with the feeding screw rod, and the bearing seat is arranged on the top surface of the feeding sliding seat.
4. The full-automatic wire drawing machine according to claim 1, characterized in that: the material pressing mechanism comprises a top plate, a floating plate, a pressing plate, a linear driving device, an elastic resetting component and a guiding component, wherein the top plate is fixed on the support, the floating plate is arranged at the lower position of the top plate through the guiding component, the pressing plate is arranged on the bottom surface of the floating plate through the elastic resetting component, and the linear driving device is arranged on the top plate and can drive the floating plate to move up and down.
5. The full-automatic wire drawing machine according to claim 4, characterized in that: the guide assembly comprises a guide pillar, a guide seat, an upper guide block and a lower guide block, the guide seat is arranged on the top plate and is provided with a sleeve hole matched with the guide pillar, the lower end of the guide pillar is fixed on the floating plate, and the upper end of the guide pillar penetrates through the top plate and extends into the sleeve hole; the lower guide block is arranged on the pressing plate, the upper guide block is arranged on the lower surface of the floating plate, and the lower guide blocks are matched.
6. The full-automatic wire drawing machine according to claim 4, characterized in that: the elastic reset assembly comprises a screw and a spring, a through hole with the appearance larger than that of the spring is arranged on the floating plate, the spring penetrates through the through hole, the upper end of the spring is pressed against the lower surface of the top plate, the lower end of the spring is pressed against the upper surface of the pressing plate, and the screw penetrates through the top plate and the spring in sequence and is screwed into the pressing plate.
7. The full-automatic wire drawing machine according to claim 4, characterized in that: mounting grooves are formed in two sides of the upper surface of the pressing plate, and buffer cushion blocks protruding from the upper surface of the pressing plate are arranged on the mounting grooves.
8. The full-automatic wire drawing machine according to claim 1, characterized in that: and the bracket is provided with a notch for the wiredrawing abrasive belt to pass through.
9. The full-automatic wire drawing machine according to any one of claims 1 to 8, characterized in that: the periphery of the workbench is turned upwards to form a surrounding edge.
10. The full-automatic wire drawing machine according to any one of claims 1 to 8, characterized in that: and a guard plate is arranged on the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111636397.XA CN114211365A (en) | 2021-12-29 | 2021-12-29 | Full-automatic wire drawing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111636397.XA CN114211365A (en) | 2021-12-29 | 2021-12-29 | Full-automatic wire drawing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114211365A true CN114211365A (en) | 2022-03-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111636397.XA Pending CN114211365A (en) | 2021-12-29 | 2021-12-29 | Full-automatic wire drawing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114211365A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114654357A (en) * | 2022-04-29 | 2022-06-24 | 苏临散 | Metal wire drawing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2002100459A4 (en) * | 2002-06-05 | 2002-10-31 | Troy Arscott | Mouldings and a method and apparatus for their manufacture |
| CN1706592A (en) * | 2004-06-07 | 2005-12-14 | 百得有限公司 | Sanding apparatus |
| CN104875094A (en) * | 2015-06-03 | 2015-09-02 | 苏州尚品科技有限公司 | Pressing block mechanism of abrasive-belt grinding machine |
| CN209095235U (en) * | 2018-09-27 | 2019-07-12 | 贵州同益塑料制品有限公司 | A kind of wire drawing machine |
| CN209239734U (en) * | 2018-11-12 | 2019-08-13 | 泉州万宝机械有限公司 | A kind of stone material wire drawing machine |
| CN216657467U (en) * | 2021-12-29 | 2022-06-03 | 东莞市尚准五金制品有限公司 | Full-automatic wire drawing machine |
-
2021
- 2021-12-29 CN CN202111636397.XA patent/CN114211365A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2002100459A4 (en) * | 2002-06-05 | 2002-10-31 | Troy Arscott | Mouldings and a method and apparatus for their manufacture |
| CN1706592A (en) * | 2004-06-07 | 2005-12-14 | 百得有限公司 | Sanding apparatus |
| CN104875094A (en) * | 2015-06-03 | 2015-09-02 | 苏州尚品科技有限公司 | Pressing block mechanism of abrasive-belt grinding machine |
| CN209095235U (en) * | 2018-09-27 | 2019-07-12 | 贵州同益塑料制品有限公司 | A kind of wire drawing machine |
| CN209239734U (en) * | 2018-11-12 | 2019-08-13 | 泉州万宝机械有限公司 | A kind of stone material wire drawing machine |
| CN216657467U (en) * | 2021-12-29 | 2022-06-03 | 东莞市尚准五金制品有限公司 | Full-automatic wire drawing machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114654357A (en) * | 2022-04-29 | 2022-06-24 | 苏临散 | Metal wire drawing device |
| CN114654357B (en) * | 2022-04-29 | 2024-05-28 | 东莞市威马机械设备有限公司 | Metal wire drawing device |
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