CN109176256B - Can collect aluminum product wire drawing device of aluminium bits - Google Patents
Can collect aluminum product wire drawing device of aluminium bits Download PDFInfo
- Publication number
- CN109176256B CN109176256B CN201811348813.4A CN201811348813A CN109176256B CN 109176256 B CN109176256 B CN 109176256B CN 201811348813 A CN201811348813 A CN 201811348813A CN 109176256 B CN109176256 B CN 109176256B
- Authority
- CN
- China
- Prior art keywords
- wall
- wire drawing
- outer walls
- sliding
- drawing device
- 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.)
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Links
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 56
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 56
- 238000005491 wire drawing Methods 0.000 title claims abstract description 26
- 239000004411 aluminium Substances 0.000 title description 6
- 239000000463 material Substances 0.000 claims abstract description 16
- 230000001681 protective effect Effects 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005381 potential energy Methods 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
- B24B21/04—Machines or devices using grinding or polishing belts; Accessories therefor for grinding plane surfaces
- B24B21/10—Machines or devices using grinding or polishing belts; Accessories therefor for grinding plane surfaces involving a rigid member, e.g. pressure bar, table, pressing or supporting the belt over substantially its whole span
-
- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
-
- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- 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
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/12—Devices for exhausting mist of oil or coolant; Devices for collecting or recovering materials resulting from grinding or polishing, e.g. of precious metals, precious stones, diamonds or the like
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses an aluminum material wire drawing device capable of collecting aluminum scraps, which comprises two supporting plates and a workbench, wherein two first electric slide rails are arranged on the outer wall of one side of each of the two supporting plates, the inner walls of the four first electric slide rails are connected with first slide blocks in a sliding manner, connecting rods are arranged on the outer wall of one side of each of the two first slide blocks, two rotating shafts are fixed on the outer wall of one side of each of the two connecting rods through bearings, driving rollers are sleeved on the outer walls of the two rotating shafts, belt pulleys are sleeved on the outer walls of the two driving rollers at equal distances, and abrasive belts are sleeved on the outer walls of the two belt pulleys at the same position. According to the multi-wire drawing device, the driving roller, the sliding rod, the belt wheels and the second sliding block are arranged, the plurality of belt wheels are arranged on the outer wall of the driving roller, multi-wire drawing of aluminum materials can be simultaneously carried out, the positions of the belt wheels and the second sliding block can be adjusted on the driving roller and the sliding rod, and the working efficiency and the practical value of the device are improved according to the drawing interval.
Description
Technical Field
The invention relates to the technical field of aluminum wire drawing, in particular to an aluminum wire drawing device capable of collecting aluminum scraps.
Background
Along with social requirements, aluminum materials need to be processed after production, wire drawing treatment is carried out on the aluminum materials according to requirements, and aluminum material wire drawing devices need to be used during wire drawing.
Through search, the Chinese patent with the application number of CN201620447805.5 discloses an aluminum material wire drawing device. The drawing apparatus in the above patent has the following disadvantages: the first point is that the above-mentioned search patent has low working efficiency, single line work; secondly, the fixation of the aluminum material in the patent is not strict enough, and the aluminum material is soft and easy to damage; the third point is that aluminum scraps can appear after drawing, and the above patent does not mention any aluminum scrap collecting device, so that the practicability of the device is low.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an aluminum material wire drawing device capable of collecting aluminum scraps.
In order to achieve the purpose, the invention adopts the following technical scheme:
an aluminum material wire drawing device capable of collecting aluminum scraps comprises two supporting plates and a workbench, wherein two first electric slide rails are arranged on the outer wall of one side opposite to the two supporting plates, first slide blocks are connected on the inner walls of the four first electric slide rails in a sliding manner, connecting rods are arranged on the outer wall of one side opposite to the two first slide blocks, two rotating shafts are fixed on the outer wall of one side opposite to the two connecting rods through bearings, driving rollers are sleeved on the outer walls of the two rotating shafts, belt pulleys are sleeved on the outer walls of the two driving rollers at equal distances, abrasive belts are sleeved on the outer walls of the two belt pulleys at the same position, sliding rods are arranged on the outer wall of one side opposite to the two connecting rods at equal distances, second slide blocks are sleeved on the outer walls of the sliding rods at equal distances, bulges are welded on the inner walls of the second slide blocks, suspenders are arranged on the outer walls of the bottoms of the second slide blocks, and connecting plates are arranged on the outer walls of the bottoms of the suspenders, the outer wall of the bottom of the connecting plate is provided with a roller which is in contact with the abrasive belt.
Further, the outer wall of the bottom of the four corners of the workbench is provided with support columns, and the outer walls of the tops of the two ends of the workbench are provided with two electric slide rails.
Furthermore, two the inner wall sliding connection of No. two electronic slide rail has the fixing base, and the outer wall of fixing base is opened flutedly, and the relative one side inner wall of recess all is equipped with the spring.
Furthermore, the other end of spring is equipped with the limiting plate, and the protection pad has all been pasted to the relative one side outer wall of two limiting plates.
Furthermore, two the relative one side outer wall of backup pad all is equipped with the sleeve, and the backup pad is located one side outer wall of sleeve inside and is equipped with the fan.
Furthermore, the bottom of the sleeve is provided with a through hole, the inner wall of the through hole is spliced with a connecting pipe, the other end of the connecting pipe is spliced with a collecting box, and the collecting box is arranged on the outer wall of one side of the supporting plate.
Further, electronic slide rail, No. two electronic slide rails, fan and drive roller all are connected with the switch, and switch connection has the power.
The invention has the beneficial effects that:
1. through being provided with drive roller, slide bar, band pulley and second slider, be equipped with a plurality of band pulleys at the outer wall of drive roller, can carry out the multi-thread wire drawing of aluminum product simultaneously, band pulley and second slider can be on drive roller and slide bar adjusting position, according to the wire drawing interval decision, have improved the work efficiency and the practical value of device.
2. Through being provided with spring, limiting plate and protection pad, the elastic potential energy of spring makes the aluminum product that can carry out a plurality of specifications fixed, and the protection pad can reduce the wearing and tearing degree of aluminum product outer wall, has increased the protection dynamics of aluminum product.
3. Through being provided with sleeve, fan and collecting box, blow in the connecting pipe with the aluminium bits through the fan after the operation is accomplished, the sleeve avoids the aluminium bits to splash at the blowing in-process for the collection of aluminium bits is more thorough, convenient and fast.
Drawings
FIG. 1 is a schematic structural view of an aluminum wire drawing device capable of collecting aluminum scraps, according to the present invention;
FIG. 2 is a side view of the aluminum wire drawing device for collecting aluminum chips according to the present invention;
FIG. 3 is a schematic structural view of a fixing mechanism of an aluminum wire drawing device capable of collecting aluminum scraps, according to the present invention;
fig. 4 is a schematic structural diagram of a second slide block of the aluminum wire drawing device capable of collecting aluminum scraps, provided by the invention.
In the figure: the device comprises a support plate 1, a fan 2, a sleeve 3, an electric sliding rail 4, a first sliding block 5, a rotating shaft 6, a driving roller 7, an abrasive belt 8, a hanging rod 9, a connecting plate 10, a roller 11, a fixed seat 12, an electric sliding rail 13-II, a connecting pipe 14, a collecting box 15, a workbench 16, a support column 17, a second sliding block 18, a connecting rod 19, a belt pulley 20, a sliding rod 21, a protection pad 22, a limiting plate 23, a spring 24 and a protrusion 25.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-4, an aluminum material wire drawing device capable of collecting aluminum scraps comprises two support plates 1 and a workbench 16, wherein two first electric slide rails 4 are fixed on the outer walls of the opposite sides of the two support plates 1 through screws, the inner walls of the four first electric slide rails 4 are connected with first slide blocks 5 in a sliding manner, connecting rods 19 are fixed on the outer walls of the opposite sides of the two first slide blocks 5 through screws, two rotating shafts 6 are fixed on the outer walls of the opposite sides of the two connecting rods 19 through bearings, driving rollers 7 are sleeved on the outer walls of the two rotating shafts 6, belt pulleys 20 are sleeved on the outer walls of the two driving rollers 7 at equal distances, abrasive belts 8 are sleeved on the outer walls of the two belt pulleys 20 at the same position, sliding rods 21 are fixed on the outer walls of the opposite sides of the two connecting rods 19 at equal distances through screws, second slide blocks 18 are sleeved on the outer walls of the sliding rods 21 at equal distances, and bulges 25 are welded on the inner walls of the second slide blocks 18, a hanging rod 9 is fixed on the outer wall of the bottom of the second sliding block 18 through a screw, a connecting plate 10 is fixed on the outer wall of the bottom of the hanging rod 9 through a screw, a roller 11 is arranged on the outer wall of the bottom of the connecting plate 10, and the roller 11 is in contact with the abrasive belt 8.
In the invention, supporting columns 17 are fixed on the outer walls of the bottoms of four corners of a workbench 16 through screws, two electric slide rails 13 are fixed on the outer walls of the tops of two ends of the workbench 16 through screws, the inner walls of the two electric slide rails 13 are connected with a fixed seat 12 in a sliding manner, a groove is formed in the outer wall of the fixed seat 12, a spring 24 is fixed on the inner wall of one opposite side of the groove through screws, a limiting plate 23 is fixed on the other end of the spring 24 through screws, a protective pad 22 is pasted on the outer wall of one opposite side of the two limiting plates 23, a sleeve 3 is fixed on the outer wall of one opposite side of the two supporting plates 1 through screws, a fan 2 is fixed on the outer wall of one side of the supporting plates 1 in the sleeve through screws, a through hole is formed in the bottom of the sleeve 3, a connecting pipe 14 is inserted in the inner wall of the through hole, a collecting box 15 is inserted in the other end of the connecting pipe 14, and the collecting box 15 is fixed on the outer wall of one side of the supporting plates 1 through screws, no. one electronic slide rail 4, No. two electronic slide rail 13, fan 2 and drive roller 7 all are connected with the switch, and switch connection has the power.
The working principle is as follows: place the aluminum product on fixing base 12, carry out the fixed of aluminum product through limiting plate 23, protection pad 22 prevents the wearing and tearing of aluminum product outer wall, after the aluminum product is fixed, adjust electronic slide rail 4 No. one, transfer connecting rod 19, make abrasive band 8 and aluminum product contact, after the contact, drive roller 7 begins working, No. two electronic slide rail 13 also start thereupon, drive roller 7 drives abrasive band 8 and rubs the aluminum product, No. two electronic slide rail 13 drive fixing base 12 round trip movement, the double-line work, wire drawing speed with higher speed, after the wire drawing, adjust electronic slide rail 4 No. one, make connecting rod 19 rise, artifically overlap two sleeves 3, start fan 2, blow in the connecting pipe 14 with the aluminium bits, fall into collecting box 15 and collect, the operation is accomplished.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. An aluminum material wire drawing device capable of collecting aluminum scraps comprises two supporting plates (1) and a workbench (16), and is characterized in that the outer wall of one opposite side of each of the two supporting plates (1) is provided with two first electric slide rails (4), the inner walls of the four first electric slide rails (4) are connected with first sliders (5) in a sliding manner, the outer wall of one opposite side of each of the two first sliders (5) is provided with a connecting rod (19), the outer wall of one opposite side of each of the two connecting rods (19) is fixed with two rotating shafts (6) through bearings, the outer walls of the two rotating shafts (6) are respectively sleeved with driving rollers (7), the outer walls of the two driving rollers (7) are respectively sleeved with belt wheels (20) at equal distances, the outer walls of the two belt wheels (20) at the same position are respectively sleeved with abrasive belts (8), and the outer walls of one opposite sides of the two connecting rods (19) are provided with sliding rods (21) at equal distances, second sliding blocks (18) are sleeved on the outer wall of the sliding rod (21) at equal intervals, and the positions of the belt wheel (20) and the second sliding blocks (18) are adjusted on the driving roller and the sliding rod; a bulge (25) is welded on the inner wall of the second sliding block (18), a hanging rod (9) is arranged on the outer wall of the bottom of the second sliding block (18), a connecting plate (10) is arranged on the outer wall of the bottom of the hanging rod (9), a roller (11) is arranged on the outer wall of the bottom of the connecting plate (10), and the roller (11) is in contact with the abrasive belt (8); the outer walls of the two opposite sides of the supporting plates (1) are respectively provided with a sleeve (3), and the outer wall of one side, positioned inside the sleeve, of each supporting plate (1) is provided with a fan (2); the bottom of the sleeve (3) is provided with a through hole, the inner wall of the through hole is spliced with a connecting pipe (14), the other end of the connecting pipe (14) is spliced with a collecting box (15), and the collecting box (15) is arranged on the outer wall of one side of the supporting plate (1).
2. The aluminum material drawing device capable of collecting aluminum scraps as recited in claim 1, wherein supporting columns (17) are arranged on the outer walls of the bottoms of four corners of the workbench (16), and second electric sliding rails (13) are arranged on the outer walls of the tops of two ends of the workbench (16).
3. The aluminum material wire drawing device capable of collecting aluminum scraps as defined in claim 2, wherein the inner walls of the two second electric slide rails (13) are slidably connected with fixing seats (12), the outer walls of the fixing seats (12) are provided with grooves, and the inner walls of the opposite sides of the grooves are provided with springs (24).
4. An aluminum material wire drawing device capable of collecting aluminum scraps as claimed in claim 3, wherein a limiting plate (23) is arranged at the other end of the spring (24), and a protective pad (22) is adhered to the outer wall of each of the two limiting plates (23) on the opposite side.
5. The aluminum material wire drawing device capable of collecting aluminum scraps as defined in claim 2, wherein the first electric slide rail (4), the second electric slide rail (13), the fan (2) and the driving roller (7) are all connected with a switch, and the switch is connected with a power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811348813.4A CN109176256B (en) | 2018-11-13 | 2018-11-13 | Can collect aluminum product wire drawing device of aluminium bits |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811348813.4A CN109176256B (en) | 2018-11-13 | 2018-11-13 | Can collect aluminum product wire drawing device of aluminium bits |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109176256A CN109176256A (en) | 2019-01-11 |
| CN109176256B true CN109176256B (en) | 2021-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811348813.4A Active CN109176256B (en) | 2018-11-13 | 2018-11-13 | Can collect aluminum product wire drawing device of aluminium bits |
Country Status (1)
| Country | Link |
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| CN (1) | CN109176256B (en) |
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| CN110000671A (en) * | 2019-05-14 | 2019-07-12 | 温州誉诚包装有限公司 | A kind of aluminum sign surface wire-drawing frame of Automatic-feeding |
| CN112223059A (en) * | 2019-08-01 | 2021-01-15 | 安有碧 | Processing equipment for aluminum production |
| CN111069993B (en) * | 2019-12-05 | 2021-09-10 | 山东铂佳轻合金有限公司 | Can collect aluminum product wire drawing device of aluminium bits |
| CN111037428A (en) * | 2019-12-16 | 2020-04-21 | 安徽高德铝业有限公司 | Wire drawing device is used in aluminum product processing |
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| CN112223046B (en) * | 2020-10-21 | 2022-08-02 | 江西世星科技有限公司 | Chip abrasive disc machine |
| CN112872998A (en) * | 2021-02-25 | 2021-06-01 | 赣州凸凸文化传媒有限公司 | High-end equipment is preliminary equipment of polishing of planar part for manufacturing |
| CN117400116B (en) * | 2023-12-11 | 2024-04-09 | 宁波勋辉电器有限公司 | Display screen backplate deckle edge equipment of polishing |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1093634A (en) * | 1992-09-30 | 1994-10-19 | 利顿工业自动化系统有限公司 | Adopt the grinding machine of multiple, parallel, abrasive belts for simultaneously grinding-surface of the work |
| CN2614846Y (en) * | 2003-04-22 | 2004-05-12 | 谢仁杰 | Abrasive band pilot device for multi axle abrasive band machine |
| CN105397597A (en) * | 2015-10-26 | 2016-03-16 | 长安大学 | Full-automatic multi-stage integrated metallographical grinding and polishing machine |
| CN205271654U (en) * | 2016-01-18 | 2016-06-01 | 冯福林 | Crankshaft journal burnishing device |
| CN105798736A (en) * | 2016-05-04 | 2016-07-27 | 江苏金派汽车配件有限公司 | Automobile accessory surface mirror image polishing device |
| CN205734296U (en) * | 2016-05-17 | 2016-11-30 | 赣州恒永铝材有限公司 | A kind of flat board aluminum profile extrusion wire-drawing frame |
| CN206869473U (en) * | 2017-05-10 | 2018-01-12 | 四川建筑职业技术学院 | A kind of Electromechanically integrated numerical control handle mechanism up and down |
| CN207858546U (en) * | 2018-02-22 | 2018-09-14 | 怀化市科捷铝业科技有限公司 | A kind of device of aluminium sheet wire drawing |
-
2018
- 2018-11-13 CN CN201811348813.4A patent/CN109176256B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1093634A (en) * | 1992-09-30 | 1994-10-19 | 利顿工业自动化系统有限公司 | Adopt the grinding machine of multiple, parallel, abrasive belts for simultaneously grinding-surface of the work |
| CN2614846Y (en) * | 2003-04-22 | 2004-05-12 | 谢仁杰 | Abrasive band pilot device for multi axle abrasive band machine |
| CN105397597A (en) * | 2015-10-26 | 2016-03-16 | 长安大学 | Full-automatic multi-stage integrated metallographical grinding and polishing machine |
| CN205271654U (en) * | 2016-01-18 | 2016-06-01 | 冯福林 | Crankshaft journal burnishing device |
| CN105798736A (en) * | 2016-05-04 | 2016-07-27 | 江苏金派汽车配件有限公司 | Automobile accessory surface mirror image polishing device |
| CN205734296U (en) * | 2016-05-17 | 2016-11-30 | 赣州恒永铝材有限公司 | A kind of flat board aluminum profile extrusion wire-drawing frame |
| CN206869473U (en) * | 2017-05-10 | 2018-01-12 | 四川建筑职业技术学院 | A kind of Electromechanically integrated numerical control handle mechanism up and down |
| CN207858546U (en) * | 2018-02-22 | 2018-09-14 | 怀化市科捷铝业科技有限公司 | A kind of device of aluminium sheet wire drawing |
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| Publication number | Publication date |
|---|---|
| CN109176256A (en) | 2019-01-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210719 Address after: 528500 Baishi Development Zone, Genghe Town, Cangjiang Industrial Park, Gaoming District, Foshan City, Guangdong Province Applicant after: FOSHAN GAOMING ZUOYOU ALUMINIUM INDUSTRY Co.,Ltd. Address before: 410000 Room 302, building B10, Yangfan community, Furong district, Changsha City, Hunan Province Applicant before: Wen Lu |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An aluminum wire drawing device capable of collecting aluminum scraps Effective date of registration: 20230309 Granted publication date: 20210806 Pledgee: Agricultural Bank of China Co.,Ltd. Nanhai Songgang Sub branch Pledgor: FOSHAN GAOMING ZUOYOU ALUMINIUM INDUSTRY Co.,Ltd. Registration number: Y2023980034482 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20210806 Pledgee: Agricultural Bank of China Co.,Ltd. Nanhai Songgang Sub branch Pledgor: FOSHAN GAOMING ZUOYOU ALUMINIUM INDUSTRY Co.,Ltd. Registration number: Y2023980034482 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An aluminum wire drawing device capable of collecting aluminum shavings Granted publication date: 20210806 Pledgee: Agricultural Bank of China Co.,Ltd. Nanhai Songgang Sub branch Pledgor: FOSHAN GAOMING ZUOYOU ALUMINIUM INDUSTRY Co.,Ltd. Registration number: Y2024980012480 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |