CN113941612A - Wire drawing die box - Google Patents
Wire drawing die box Download PDFInfo
- Publication number
- CN113941612A CN113941612A CN202111213524.5A CN202111213524A CN113941612A CN 113941612 A CN113941612 A CN 113941612A CN 202111213524 A CN202111213524 A CN 202111213524A CN 113941612 A CN113941612 A CN 113941612A
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- China
- Prior art keywords
- hole
- connecting cylinder
- cylinder
- cone
- drawing die
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005491 wire drawing Methods 0.000 title claims abstract description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 238000009434 installation Methods 0.000 claims abstract description 22
- 239000004065 semiconductor Substances 0.000 claims abstract description 12
- 238000005057 refrigeration Methods 0.000 claims abstract description 9
- 210000001503 joint Anatomy 0.000 claims abstract description 3
- 238000010438 heat treatment Methods 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 11
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 6
- 241001330002 Bambuseae Species 0.000 claims description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 6
- 239000011425 bamboo Substances 0.000 claims description 6
- 238000002844 melting Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 4
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 3
- 230000004313 glare Effects 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims 4
- 208000004141 microcephaly Diseases 0.000 claims 2
- 239000007788 liquid Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C3/00—Profiling tools for metal drawing; Combinations of dies and mandrels
- B21C3/02—Dies; Selection of material therefor; Cleaning thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C9/00—Cooling, heating or lubricating drawing material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Resistance Heating (AREA)
- Metal Extraction Processes (AREA)
Abstract
The invention relates to a wire drawing die box. The invention is characterized in that a guide shaft and a connecting cylinder are respectively provided with an axial guide through hole, the right end of the guide shaft is provided with a threaded inner hole, one end of a cylinder body of the connecting cylinder is provided with an external thread, the other end of the cylinder body of the connecting cylinder is provided with an external ring platform, the external thread end of the connecting cylinder is screwed into the threaded inner hole of the guide shaft, the two ends of an installation cylinder are respectively provided with a left internal ring platform and a right internal ring platform, the inner hole of the installation cylinder is in clearance fit with the external ring platforms, the right external cylinder of the guide shaft is in fit with the left internal ring platform, the guide through hole of the connecting cylinder is provided with a horn mouth, a plurality of semiconductor refrigeration sheets are arranged in the connecting cylinder body at intervals along the extension direction of the guide through hole, the guide shaft and the connecting cylinder are integrated, a water pipe hole communicated with a containing cavity is arranged on the installation cylinder body, the big end of a cone is provided with a regular excircle and is adapted to the inner hole of the installation cylinder, a cone is axially provided with a cone hole, the small end is inlaid with a wire drawing die, the outer cone surface of the small end is in fit and sealed butt joint with the horn mouth of the connecting cylinder, the installation cylinder inner hole, the connecting cylinder and the cone form a containing cavity.
Description
Technical Field
The invention belongs to the technical field of wire drawing devices, and particularly relates to a wire drawing die box.
Background
The metal wire is widely applied to the industries of mechanical manufacturing, hardware processing, petrochemical industry, plastics, bamboo and wood products, electric wires and cables and the like, the metal wire is generally drawn by a wire drawing machine in the production process, the principle of elastic deformation and plastic deformation is generated in a wire drawing die box in the wire drawing process, so that the physical size and the characteristics of the metal wire are changed, the existing wire drawing die box is complex in structure, the wire drawing die is inconvenient to disassemble and assemble, the linear velocity is higher during high-efficiency production, the temperature rise generated at the same time is higher, the influence of high-temperature abrasion is received, the service life and the reliability of the wire drawing die are lower, the wire drawing forming quality is poorer, the key temperature control technology is inaccurate, the structural heat conduction effect of the wire drawing die box is unsatisfactory, and the service life of a sealing element at a core temperature rise part is low.
Disclosure of Invention
The invention discloses a wire drawing die box, which aims to solve the problems of temperature control and heat conduction in the high-speed wire drawing process and optimize the disassembling and assembling functions of a wire drawing die.
The invention adopts the following technical scheme: a wire drawing die box comprises a wire drawing die, a guide shaft, an installation cylinder, a connecting cylinder, semiconductor refrigeration sheets and a cone, wherein the guide shaft and the connecting cylinder are respectively provided with an axial guide through hole, the right end of the guide shaft is provided with a threaded inner hole, one end of the cylinder body of the connecting cylinder is provided with an external thread, the other end of the cylinder body of the connecting cylinder is provided with an external ring platform, the external thread end of the connecting cylinder is screwed into the threaded inner hole of the guide shaft, the two ends of the installation cylinder are respectively provided with a left inner ring platform and a right inner ring platform, the inner hole of the installation cylinder is in clearance fit with the outer ring platform of the connecting cylinder, the right outer cylinder of the guide shaft is in fit with the left inner ring platform, a horn mouth is arranged at a guide through hole opening of the connecting cylinder, a refrigeration sheet group consisting of a plurality of semiconductor refrigeration sheets is arranged in the connecting cylinder body along the extending direction of the guide through holes, the guide shaft and the connecting cylinder are integrally connected, the connecting cylinder is provided with a water delivery pipe hole which is axially communicated, the cylinder body is provided with a fracture, the cone is put into the inner cavity of the installation cylinder through the fracture, the big head end of the cone is provided with a regular excircle, the outer diameter of the regular excircle is matched with the inner hole of the mounting cylinder, the inner of the cone is axially provided with a taper hole, the small head end of the cone is embedded with a wire drawing die, the outer conical surface of the small head end of the cone is matched and sealed with the horn mouth of the connecting cylinder, the inner hole of the mounting cylinder, the connecting cylinder and the cone form an accommodating cavity, and the water delivery pipe hole is communicated with the accommodating cavity.
The taper M of the bell mouth is 24 degrees.
The heating element group consisting of a plurality of PTC heating elements is arranged in the connecting cylinder body along the extending direction of the guide through hole, and the heating element group and the refrigerating element group are arranged in the connecting cylinder body at intervals along the circumferential direction.
The excircle of the outer ring table is provided with a sealing groove, and a Glare ring is arranged in the groove.
The outer cylinder sleeve on the right side of the guide shaft is provided with a spring, one end of the spring is pressed against the left inner ring platform of the installation cylinder, and the other end of the spring is pressed against the outer ring platform of the connecting cylinder.
The water delivery pipe hole comprises a water inlet hole and a water outlet hole, the water inlet hole is positioned at the upper position, and the water outlet hole is positioned at the lower position.
The outer conical surface of the cone is provided with a ring groove.
The connecting cylinder is made of metal materials with low melting point and good heat conducting property.
The wire drawing die is provided with a wire drawing hole, the wire drawing hole is coaxially matched with the taper hole, and the wire drawing die is made of alloy steel.
A guide angle is arranged at the junction of the fracture and the inner hole of the mounting cylinder, and a second seal is arranged on the inner side of the right inner ring platform of the mounting cylinder.
Compared with the prior art, the invention can obtain the following technical effects: simple structure, processing convenience, wire drawing mould, cone installation are dismantled and are changed conveniently, and wire drawing shaping regional structure does benefit to the high-efficient conduction of heat, and the high temperature district adopts non-rubber seal, avoids high temperature ageing to form and leaks, adopts electrical heating, the accurate accuse temperature of initiative of being convenient for of electric heat dissipation mode, adopts liquid circulation reinforcing cooling ability, holds the chamber closure good, and no liquid leaks around the cone is changed, long service life, stable performance.
The invention realizes high-efficiency temperature control and heat conduction optimization in the high-speed wire drawing process, and is convenient to disassemble and assemble.
Drawings
FIG. 1 is a three-dimensional view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a cross-sectional view of FIG. 2A-A of the present invention;
FIG. 4 is an open schematic view of the mounting cartridge of the present invention;
FIG. 5 is a schematic view of the cone structure of the present invention.
The device comprises a guide shaft 1, a mounting cylinder 2, a spring 3, a sealing ring 4, a connecting cylinder 5, a Glare ring 6, a PTC heating element 7, a semiconductor refrigerating piece 8, a wire drawing die 9, a cone 10, a water inlet hole 11, a water outlet hole 12, a cavity 13, a fracture 201, a guide angle 202, a second seal 203, an outer conical surface 1001, an annular groove 1002 and a conical hole 1003.
Detailed Description
As shown in fig. 1 to 5, a wire drawing die box comprises: a guide shaft 1, a mounting cylinder 2, a spring 3, a connecting cylinder 5, a PTC heating element 7, a semiconductor refrigeration sheet 8, a wire drawing die 9 and a cone 10, wherein the guide shaft 1 and the connecting cylinder 5 are respectively provided with axial guide through holes, the left end of the guide shaft 1 is a fixed end, the right end of the guide shaft 1 is provided with a threaded inner hole, one end of a cylinder body of the connecting cylinder 5 is provided with an external thread, the other end is provided with an outer annular table, the outer circle of the outer annular table is provided with a sealing groove provided with a Glae circle 6, the external thread end of the connecting cylinder 5 is screwed into the threaded inner hole of the guide shaft 1, the inner orifice at the right end of the guide shaft 1 is provided with a chamfer, the connecting cylinder 5 and the guide shaft 1 chamfer form a sealing groove, a sealing ring 4 is arranged in the sealing groove, the two ends of the mounting cylinder 2 are respectively provided with a left inner annular table and a right inner annular table, the inner hole of the mounting cylinder 2 is matched with the outer annular table of the connecting cylinder 5, the right outer cylinder of the guide shaft 1 is matched with the left inner table, the outer cylinder, the spring 3 is sleeved on the right side of the guide shaft 1, one end of a spring 3 is pressed against the left inner ring platform of the installation cylinder 2, the other end of the spring 3 is pressed against the outer ring platform of the connecting cylinder 5, a bell mouth is arranged at a guide through hole opening of the connecting cylinder 5, the taper M of the bell mouth is preferably 24 degrees, a plurality of PTC heating elements 7 and a plurality of semiconductor refrigerating sheets 8 are arranged in the connecting cylinder 5 at intervals along the extension direction of the guide through hole, a refrigerating sheet group consisting of a plurality of semiconductor refrigerating sheets 8 and a heating sheet group consisting of a plurality of PTC heating elements 7 are arranged symmetrically up and down, the semiconductor refrigerating sheets 8 are arranged symmetrically left and right, the connecting cylinder 5 is preferably made of metal materials with low melting point and good heat conduction performance, such as aluminum or aluminum alloy, the low melting point is favorable for pouring and molding the connecting cylinder 5, the PTC heating elements 7 and the semiconductor refrigerating sheets 8, the guide shaft 1 and the connecting cylinder 5 which are connected into a whole are provided with water conveying pipe holes which are axially communicated, and are respectively an inlet hole 11 and an outlet hole 12, the water inlet hole 11 is located at the upper position, the water outlet hole 12 is located at the lower position, a fracture 201 is formed in the cylinder body of the mounting cylinder 2, a cone 10 can be placed into an inner cavity of the mounting cylinder 2 through the fracture 201, an annular groove 1002 is formed in an outer conical surface 1001 of the cone 10, a conical hole 1003 is axially formed in the cone 10, a wire drawing die 9 is embedded and arranged at the small end of the cone 10, the wire drawing die 9 is provided with a wire drawing hole, the wire drawing hole is coaxially matched with the conical hole 1003, the wire drawing die 9 is preferably made of alloy steel, a regular outer circle is arranged at the large end of the cone 10, the outer diameter of the regular outer circle is matched with an inner hole of the mounting cylinder 2, the outer conical surface of the small end of the cone 10 is matched and hermetically butted with a horn mouth of the connecting cylinder 5, a guide angle 202 is arranged at the junction of the inner hole of the fracture 201 and the inner hole of the mounting cylinder 2, and a second seal 203 is arranged on the inner side of a right inner ring platform of the mounting cylinder 2.
The connection and working mode is as follows:
as shown in fig. 2-4, the cone 10 is taken and placed, the mounting cylinder 2 is pushed to slide rightwards along the axial direction, the spring 3 is compressed, as shown in fig. 4, the fracture 201 is open, the cone 10 is placed into the inner cavity of the mounting cylinder 2 through the fracture 201, the mounting cylinder 2 is reset by the elastic force of the spring 3, the guide angle 202 is used for introducing the outer annular table of the connecting cylinder 5 to enter, the glyme 6 is prevented from being damaged, the outer conical surface of the small end of the cone 10 is in adaptive sealing butt joint with the bell mouth of the connecting cylinder 5, and the tail of the cone 10 is sealed through the second seal 203 to form the accommodating cavity 13.
As shown in fig. 2, when drawing wire, the steel wire is drawn out from the drawing die 9 of the cone 10 from the K of the mounting cylinder 2, and passes through the guiding through hole in the connecting cylinder 5 and the guiding through hole of the guiding shaft 1 in sequence, and is drawn out from the left side of the guiding shaft 1, in practical application, the drawing die 9 has high precision, the precision is influenced by the ambient temperature and the drawing speed, in order to control the temperature to be constant, when the ambient temperature is lower than a set value, the PTC heating element 7 is electrified to heat, the heat is conducted through the connecting cylinder 5, the cone 10 and the drawing die 9 in sequence, the temperature in the path range of the connecting cylinder 5, the cone 10 and the drawing die 9 is basically controlled within the set value, when the ambient temperature or high-speed drawing generates heat, the heat is conducted through the drawing die 9, the cone 10 and the connecting cylinder 5 in sequence, the semiconductor refrigeration sheet 8 is electrified to cool, and the heat generation is cooled through the circulating liquid connected into the containing cavity 13, specifically, the refrigerant liquid enters the accommodating cavity 13 through the water inlet hole 11 and then flows back through the water outlet hole 12, and the annular groove 1002 is used for enhancing the temperature heat dissipation of the cone 10.
As shown in fig. 5, the small end of the cone 10 is embedded with the wire drawing die 9 to realize stable heat conduction.
As shown in fig. 2-4, the wire drawing die 9 is a consumable material, and is generally replaced by taking and placing the cone 10, when the cone 10 is taken out, the input of the water inlet hole 11 can be closed and controlled, and the cavity 13 is emptied through the water outlet hole 12, so that the circulating liquid is prevented from leaking, and the environment is convenient to clean.
The guide through hole of the connecting cylinder 5 is provided with a 24-degree horn-mouth contact seal, so that the heat transfer efficiency can be effectively enhanced, and the sealing effect is equivalent to that of a sealing element.
The guide shaft 1 is fixed in an inclined angle, the taper hole 1003 faces upwards, and the taper hole 1003 is used as a powder bin.
Claims (10)
1. The utility model provides a wire drawing die box, includes wire drawing mould (9), its characterized in that: still include guide shaft (1), installation section of thick bamboo (2), connecting cylinder (5), semiconductor refrigeration piece (8), cone (10), guide shaft (1), connecting cylinder (5) are provided with axial guide through-hole respectively, guide shaft (1) right-hand member sets up the screw hole, connecting cylinder (5) barrel one end sets up the external screw thread, the other end sets up the outer loop platform, connecting cylinder (5) external screw thread end screw in guide shaft's (1) screw hole, installation section of thick bamboo (2) both ends set up left inner loop platform and right inner loop platform respectively, installation section of thick bamboo (2) hole and connecting cylinder (5) outer loop platform clearance adaptation, guide shaft (1) right side and left inner loop platform adaptation, the guide through-hole mouth of connecting cylinder (5) sets up the horn mouth, connecting cylinder (5) are internal, arrange along guide through-hole extending direction and set up the refrigeration piece group that comprises a plurality of semiconductor refrigeration piece (8), guide shaft (1) as an organic whole, Connecting cylinder (5) are provided with the water delivery pipe hole that the axial is link up, fracture (201) have been seted up to installation cylinder (2) barrel, installation cylinder (2) inner chamber is put into through fracture (201) in cone (10), the big end of cone (10) sets up regular excircle, the external diameter adaptation installation cylinder (2) hole of regular excircle, axial setting taper hole (1003) in cone (10), the microcephaly end of cone (10) is inlayed and is set up wire drawing mould (9), cone (10) microcephaly end external conical surface and connecting cylinder (5) horn mouth adaptation butt joint, installation cylinder (2) hole, connecting cylinder (5), cone (10) form and hold chamber (13), water delivery pipe hole intercommunication holds chamber (13).
2. A drawing die box according to claim 1, wherein: the taper M of the bell mouth is 24 degrees.
3. A drawing die box according to claim 2, wherein: a heating element group consisting of a plurality of PTC heating elements (7) is arranged in the connecting cylinder (5) along the extending direction of the guide through hole, and the heating element group and the refrigerating element group are arranged in the connecting cylinder (5) at intervals along the circumferential direction.
4. A drawing die box according to claim 3, wherein: the outer circle of the outer ring table is provided with a sealing groove, and a Glare ring (6) is arranged in the groove.
5. A drawing die box according to claim 4, wherein: the guide shaft (1) right side outer cylinder cover is equipped with spring (3), spring (3) one end is pressed and is pressed installation section of thick bamboo (2) left side inner ring platform, spring (3) other end is pressed and is connected section of thick bamboo (5) outer ring platform.
6. A drawing die box according to claim 4, wherein: the water delivery pipe hole comprises a water inlet hole (11) and a water outlet hole (12), the water inlet hole (11) is located at an upper position, and the water outlet hole (12) is located at a lower position.
7. A drawing die box according to claim 4, wherein: and the outer conical surface (1001) of the cone (10) is provided with a ring groove (1002).
8. A drawing die box according to claim 4, wherein: the connecting cylinder (5) is made of metal materials with low melting point and good heat conducting property.
9. A drawing die box according to claim 4, wherein: the wire drawing die (9) is provided with a wire drawing hole, the wire drawing hole is coaxially matched with the taper hole (1003), and the wire drawing die (9) is made of alloy steel.
10. A drawing die box according to claim 4, wherein: a guide angle (202) is arranged at the junction of the fracture (201) and an inner hole of the installation cylinder (2), and a second seal (203) is arranged on the inner side of a right inner ring platform of the installation cylinder (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111213524.5A CN113941612B (en) | 2021-10-19 | 2021-10-19 | Wire drawing die box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111213524.5A CN113941612B (en) | 2021-10-19 | 2021-10-19 | Wire drawing die box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113941612A true CN113941612A (en) | 2022-01-18 |
| CN113941612B CN113941612B (en) | 2024-01-30 |
Family
ID=79331620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111213524.5A Active CN113941612B (en) | 2021-10-19 | 2021-10-19 | Wire drawing die box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113941612B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204194460U (en) * | 2014-10-31 | 2015-03-11 | 重庆方略精控金属制品有限公司 | For the fast fixture of fixing wire drawing die |
| CN106714991A (en) * | 2014-07-16 | 2017-05-24 | 瓦森纳费列尔有限公司 | Equipment for cold-drawing a metal wire |
| CN207238774U (en) * | 2017-09-27 | 2018-04-17 | 常州亿富泰特钢有限公司 | A kind of wire-drawing die |
| CN208033308U (en) * | 2018-01-26 | 2018-11-02 | 山东元旺电工科技有限公司 | A kind of aluminum alloy drawing machine |
| CN211218078U (en) * | 2019-11-12 | 2020-08-11 | 贵州水钢同鑫晟金属制品有限公司 | Water-cooling steel wire drawing die |
| CN214290063U (en) * | 2021-01-25 | 2021-09-28 | 无锡希维尔科技有限公司 | Linear type metal wire drawing mould |
-
2021
- 2021-10-19 CN CN202111213524.5A patent/CN113941612B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106714991A (en) * | 2014-07-16 | 2017-05-24 | 瓦森纳费列尔有限公司 | Equipment for cold-drawing a metal wire |
| US20170157657A1 (en) * | 2014-07-16 | 2017-06-08 | Vassena Filiere S.R.L. | Equipment for cold-drawing a metal wire |
| CN204194460U (en) * | 2014-10-31 | 2015-03-11 | 重庆方略精控金属制品有限公司 | For the fast fixture of fixing wire drawing die |
| CN207238774U (en) * | 2017-09-27 | 2018-04-17 | 常州亿富泰特钢有限公司 | A kind of wire-drawing die |
| CN208033308U (en) * | 2018-01-26 | 2018-11-02 | 山东元旺电工科技有限公司 | A kind of aluminum alloy drawing machine |
| CN211218078U (en) * | 2019-11-12 | 2020-08-11 | 贵州水钢同鑫晟金属制品有限公司 | Water-cooling steel wire drawing die |
| CN214290063U (en) * | 2021-01-25 | 2021-09-28 | 无锡希维尔科技有限公司 | Linear type metal wire drawing mould |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113941612B (en) | 2024-01-30 |
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