CN222519771U - Gasket stamping forming device for machining - Google Patents
Gasket stamping forming device for machining Download PDFInfo
- Publication number
- CN222519771U CN222519771U CN202421024650.5U CN202421024650U CN222519771U CN 222519771 U CN222519771 U CN 222519771U CN 202421024650 U CN202421024650 U CN 202421024650U CN 222519771 U CN222519771 U CN 222519771U
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- China
- Prior art keywords
- gasket
- frame
- base body
- stamping
- upper side
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- 238000003754 machining Methods 0.000 title claims description 14
- 239000002699 waste material Substances 0.000 claims abstract description 38
- 238000003825 pressing Methods 0.000 claims description 18
- 238000007664 blowing Methods 0.000 claims description 8
- 239000000428 dust Substances 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims 2
- 238000000465 moulding Methods 0.000 claims 1
- 239000002994 raw material Substances 0.000 abstract description 16
- 239000002184 metal Substances 0.000 description 15
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000004080 punching Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
本实用新型公开了一种机械加工用垫片冲压成型装置，包括底座本体，底座本体上侧外表面设置有冲压组件，冲压组件包括支撑板，支撑板上侧外表面可拆卸安装有下模具，支撑板上侧外表面边缘固定安装有定位销，定位销外壁滑动连接有销套，销套上侧外表面焊接有上支架，上支架下侧外表面可拆卸安装有上模架，上模架下侧外表面固定安装有孔冲头和成型冲头，下模具上侧外表面开设有废料出料口和垫片出料口，底座本体上侧外表面固定安装有废料框和垫片框，废料框和垫片框一侧外表面焊接有斜轨，通过冲压组件，液压杆带动上支架向下移动，此时冲头同步向下对原材料冲压，废料和垫片通过斜轨自动分装，节省了人工成本，增加了工作效率。
The utility model discloses a gasket stamping and forming device for mechanical processing, comprising a base body, a stamping assembly is arranged on the upper outer surface of the base body, the stamping assembly comprises a supporting plate, a lower mold is detachably mounted on the upper outer surface of the supporting plate, a positioning pin is fixedly mounted on the edge of the upper outer surface of the supporting plate, a pin sleeve is slidably connected to the outer wall of the positioning pin, an upper bracket is welded on the upper outer surface of the pin sleeve, an upper mold frame is detachably mounted on the lower outer surface of the upper bracket, a hole punch and a forming punch are fixedly mounted on the lower outer surface of the upper mold frame, a waste material discharge port and a gasket discharge port are provided on the upper outer surface of the lower mold, a waste frame and a gasket frame are fixedly mounted on the upper outer surface of the base body, an inclined rail is welded on the outer surface of one side of the waste frame and the gasket frame, a hydraulic rod drives the upper bracket to move downward through the stamping assembly, at this time the punch synchronously stamps the raw material downward, and the waste material and the gasket are automatically packaged through the inclined rail, thereby saving labor costs and increasing work efficiency.
Description
Technical Field
The utility model relates to the technical field of stamping forming devices, in particular to a gasket stamping forming device for machining.
Background
The stamping forming is to process sheet metal raw materials by using a die, the sheet metal raw materials are reformed into a required shape, the general processing mode comprises punching, bending, trimming and the like, wherein the stamping forming of the gasket for machining is a stamping forming production project, a gasket stamping forming device is needed when gaskets with the same specification are produced in a large scale, the traditional gasket stamping forming device consists of a hydraulic device, a die frame, a punch and other structures, the operation mode is to start the hydraulic device, the die frame is driven by the hydraulic device, the sheet metal raw materials on the die are stamped into the gasket by the punch fixed on the die frame surface, and waste materials are discharged from a discharge hole, but the gasket needs to be manually taken out from the stamping device, so that manual collection operation is needed frequently in the gasket production operation process, the production efficiency is affected to a certain extent, and in order to solve the defects of the prior art, the gasket stamping forming device for machining is provided.
Disclosure of utility model
In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides a gasket press forming device for machining, so as to solve the problem that the gasket is manually taken out from the press forming device, and thus the gasket is frequently collected during the production process.
In order to solve the technical problems, the utility model provides the technical proposal that the gasket stamping forming device for machining comprises a base body, wherein the upper outer surface of the base body is provided with a stamping component, one side outer surface of the stamping component is provided with a dust blowing component, the upper outer surface of the base body is provided with a feeder, the upper outer surface of the base body is fixedly provided with a hydraulic device,
The stamping assembly comprises a table foot, the upside surface welding of table foot has the backup pad, the upside surface fixed mounting of backup pad has the stopper, the downside surface middle part demountable installation of backup pad has the bed die, upside surface edge fixed mounting of backup pad has the locating pin, the outer wall sliding connection of locating pin has the round pin cover, the upside surface welding of round pin cover has the upper bracket, the downside surface demountable installation of upper bracket has the bed die, the inner wall sliding connection of upper die frame has movable bolt, movable bolt's downside outer wall threaded connection has the clamp plate, movable bolt's outer wall movable sleeve has the spring, the downside surface fixed mounting of upper die frame has the hole drift, the downside surface fixed mounting of upper die frame has the shaping drift, the upside surface of bed die has seted up the waste material discharge gate, the upside surface of bed die has the gasket discharge gate, the downside surface of backup pad is close to discharge gate department and is provided with the brush, the upside surface fixed mounting of base body has the waste material frame, one side surface welding of waste material frame has the inclined rail, one side welding frame's surface, inclined rail's side welding has the gasket.
The lower outer surface of the table leg is fixedly arranged on the upper outer surface of the base body, the hole punch is slidably connected to the inner wall of the through hole of the pressing plate, the forming punch is slidably connected to the inner wall of the through hole of the pressing plate, the baffle is welded to the lower outer surface of the supporting plate, and the upper outer surface of the upper support is fixedly connected to the lower outer surface of the hydraulic rod of the hydraulic device.
The dust blowing assembly comprises a pull rod, a bottom pad is welded on the outer surface of the upper side of the bottom protrusion of the pull rod, a gas collecting tube is fixedly arranged on the outer surface of the upper side of the bottom pad, a mounting frame is fixedly arranged on the outer surface of the upper side of the gas collecting tube, and a nozzle is arranged on the outer surface of one side of the mounting frame.
One side outer surface of the pull rod is fixedly arranged on one side outer surface of the upper bracket, and one side outer surface of the mounting frame is fixedly arranged on one side outer surface of the lower die.
The waste inclined rail is positioned right below the waste discharge port, and the gasket inclined rail is positioned right below the gasket discharge port.
The gas collecting tube is of a hollow structure and has good elasticity, the nozzle faces to the stamping operation position, and the air is circulated between the nozzle and the gas collecting tube due to the hollow structure inside the mounting frame.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, through the stamping assembly, firstly, a sheet metal raw material is fed into the stamping assembly by a feeding machine according to working beats, under the action of a limiting block, at the moment, the sheet metal raw material and the upper outer surface of a lower die are in the same plane, at the moment, a hydraulic rod drives an upper bracket to move downwards, as the upper die frame is detachably arranged on the lower outer surface of the upper bracket, the upper die frame moves downwards together with the upper die frame, a pressing plate presses the sheet metal raw material, the upper die frame continues to move downwards, the pressing spring enables the pressing plate to firmly press the sheet metal raw material, as a hole punch and a forming punch are fixedly arranged on the lower outer surface of the upper die frame, the upper die frame drives the hole punch to punch and remove hole waste, and the upper die frame drives the forming punch to punch and form a gasket, at the moment, the hole punch penetrates through a waste discharge port of the gasket, and the forming punch penetrates through the gasket discharge port, and the brush is used for brushing down waste remained on the hole punch and the gasket, and waste falls into a waste frame from the waste inclined rail due to the fact that the waste material is positioned right below the waste discharge port, and the waste material falls into the waste frame from the waste inclined rail;
According to the utility model, when the upper bracket moves downwards, the pull rod is fixedly arranged on the outer surface of one side of the upper bracket, so that the pull rod moves downwards along with the upper bracket, the gas collecting pipe is pulled to stretch and suck air, after one stamping beat is finished, the upper bracket drives the pull rod to upwards extrude the gas collecting pipe, and the air is sprayed out of the nozzle.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a stamping assembly according to the present utility model;
FIG. 3 is a schematic view of a mold section of the stamping assembly of the present utility model in a disassembled configuration;
FIG. 4 is a schematic view of the material collection portion of the press assembly of the present utility model;
FIG. 5 is a schematic view of a dust blowing assembly according to the present utility model.
[ Reference numerals ]
1. The device comprises a base body, 2 parts of a punching assembly, 3 parts of a dust blowing assembly, 4 parts of a feeder, 5 parts of a hydraulic device, 21 parts of a table leg, 22 parts of a supporting plate, 23 parts of a limiting block, 24 parts of a lower die, 25 parts of a positioning pin, 26 parts of a pin sleeve, 27 parts of an upper bracket, 28 parts of an upper die carrier, 29 parts of a movable bolt, 210 parts of a pressing plate, 211 parts of a spring, 212 parts of a hole punch, 213 parts of a forming punch, 214 parts of a waste material outlet, 215 parts of a gasket outlet, 216 parts of a brush, 217 parts of a waste material frame, 218 parts of a waste material inclined rail, 219 parts of a baffle plate, 220 parts of a gasket frame, 221 parts of a gasket inclined rail, 31 parts of a pull rod, 32 parts of a base cushion, 33 parts of a gas collecting tube, 34 parts of a mounting frame, 35 parts of a nozzle.
Detailed Description
In order to make the technical problems, technical solutions and advantages to be solved more apparent, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.
The embodiment of the utility model provides a gasket stamping forming device for machining, which comprises a base body 1, wherein a stamping component 2 is arranged on the upper outer surface of the base body 1, a dust blowing component 3 is arranged on one side outer surface of the stamping component 2, a feeder 4 is arranged on the upper outer surface of the base body 1, and a hydraulic device 5 is fixedly arranged on the upper outer surface of the base body 1.
The punching assembly 2 comprises a table leg 21, a supporting plate 22 is welded on the outer surface of the upper side of the table leg 21, a limiting block 23 is fixedly arranged on the outer surface of the upper side of the supporting plate 22, a lower die 24 is detachably arranged in the middle of the outer surface of the upper side of the supporting plate 22, a positioning pin 25 is fixedly arranged on the edge of the outer surface of the upper side of the supporting plate 22, a pin sleeve 26 is slidably connected to the outer wall of the positioning pin 25, an upper support 27 is welded on the outer surface of the upper side of the pin sleeve 26, an upper die frame 28 is detachably arranged on the outer surface of the lower side of the upper support 27, a movable bolt 29 is slidably connected to the inner wall of the upper die frame 28, a pressing plate 210 is in threaded connection with the outer wall of the lower side of the movable bolt 29, a spring 211 is movably sleeved on the outer wall of the movable bolt 29, a hole punch 212 is fixedly arranged on the outer surface of the lower side of the upper die frame 28, a forming punch 213 is fixedly arranged on the outer surface of the lower side of the upper die frame 28, a waste material discharging hole 214 is formed in a position, a gasket discharging hole 215 is formed in the outer surface of the upper side of the lower die 24, a gasket discharging hole 215 is formed in the outer surface of the lower die 24, a position, a brush 216 is welded on the outer surface of the lower side of the supporting plate 22, a waste material frame 217 is fixedly arranged on the outer surface of the lower die body, a side of the upper side of the lower die body, a surface of the upper side of the waste material frame is provided with a brush 218 is provided, a surface of a baffle plate is welded, a baffle 220 is fixedly arranged on the outer surface of a side of a waste material frame, and a baffle plate 220 is fixedly arranged on the outer surface of a side of a baffle plate.
Wherein, the lower outer surface of the table leg 21 is fixedly arranged on the upper outer surface of the base body 1, the hole punch 212 is slidingly connected on the inner wall of the through hole of the pressing plate 210, the forming punch 213 is slidingly connected on the inner wall of the through hole of the pressing plate 210, the baffle 219 is welded on the lower outer surface of the supporting plate 22, and the upper outer surface of the upper bracket 27 is fixedly connected on the lower outer surface of the hydraulic rod of the hydraulic device 5;
The upper bracket 27 is driven to move downwards through the hydraulic rod, the upper die carrier 28 is detachably arranged on the outer surface of the lower side of the upper bracket 27, the upper die carrier 28 moves downwards together with the upper die carrier 28, the pressing plate 210 presses the sheet metal raw material, the upper die carrier 28 continues to move downwards, the pressing spring 211 enables the pressing plate 210 to firmly press the sheet metal raw material, the hole punch 212 and the forming punch 213 are fixedly arranged on the outer surface of the lower side of the upper die carrier 28, the upper die carrier 28 drives the hole punch 212 to punch the sheet metal raw material to remove hole waste, and the upper die carrier 28 drives the forming punch 213 to punch the gasket.
The dust blowing assembly 3 comprises a pull rod 31, a bottom pad 32 is welded on the outer surface of the upper side of the bottom bulge of the pull rod 31, a gas collecting tube 33 is fixedly arranged on the outer surface of the upper side of the bottom pad 32, a mounting frame 34 is fixedly arranged on the outer surface of the upper side of the gas collecting tube 33, and a nozzle 35 is arranged on the outer surface of one side of the mounting frame 34;
Wherein, one side outer surface of the pull rod 31 is fixedly arranged on one side outer surface of the upper bracket 27, and one side outer surface of the mounting frame 34 is fixedly arranged on one side outer surface of the lower die 24;
Through the downward movement of the upper bracket 27, since the pull rod 31 is fixedly connected to the outer surface of one side of the upper bracket 27, the pull rod 31 moves downward along with the upper bracket 27, the gas collecting tube 33 is pulled to stretch and suck air, after one stamping beat is completed, the upper bracket 27 drives the pull rod 31 to upwards squeeze the gas collecting tube 33, and at the moment, the air is sprayed out from the nozzle 35.
Wherein the waste chute 218 is located directly below the waste outlet 214, and the gasket chute 221 is located directly below the gasket outlet 215;
The scrap and the gasket remaining on the hole punch 212 and the forming punch 213 are brushed off by the brush 216, and the scrap falls from the scrap chute 218 to the scrap box receptacle 217 since the scrap chute 218 is located directly under the scrap discharge port 214, and falls from the gasket chute 221 to the gasket box receptacle 220 since the gasket chute 221 is located directly under the gasket discharge port 215.
The gas collecting tube 33 is of a hollow structure and has good elasticity, the nozzle 35 faces to the stamping operation position, and the hollow structure is arranged in the mounting frame 34 so that air can circulate between the nozzle 35 and the gas collecting tube 33;
The working process of the utility model is as follows:
Firstly, the sheet metal raw material is fed into the stamping assembly 2 by the feeder 4, under the action of the limiting block 23, the sheet metal raw material and the upper outer surface of the lower die 24 are in the same plane, the hydraulic rod drives the upper bracket 27 to move downwards, the upper die frame 28 moves downwards together with the upper die frame 28 due to the fact that the upper die frame 28 is detachably arranged on the lower outer surface of the upper bracket 27, the pressing plate 210 presses the sheet metal raw material, the upper die frame 28 continues to move downwards, the pressing spring 211 enables the pressing plate 210 to firmly press the sheet metal raw material, the hole punch 212 and the forming punch 213 are fixedly connected with the lower outer surface of the upper die frame 28, the upper die frame 28 drives the hole punch 212 to punch the sheet metal raw material to remove hole waste, the upper die frame 28 drives the forming punch 213 to punch the gasket to form, at this time, the hole punch 212 passes through the scrap discharge hole 214, the forming punch 213 passes through the gasket discharge hole 215, the brush 216 brushes off the scrap and the gasket which remain on the hole punch 212 and the forming punch 213, the scrap falls from the scrap chute 218 into the scrap frame 217 because the scrap chute 218 is positioned right below the scrap discharge hole 214, the gasket falls from the gasket chute 221 into the gasket frame 220 because the gasket chute 221 is positioned right below the gasket discharge hole 215, when the upper bracket 27 moves downward, the pull rod 31 moves downward along with the upper bracket 27 due to the fixed mounting of the pull rod 31 on the outer surface of one side of the upper bracket 27, the gas collecting tube 33 is pulled and air is sucked, and after one punching beat is completed, the upper bracket 27 drives the pull rod 31 to press the gas collecting tube 33 upward, and the air is sprayed out from the nozzle 35.
In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, where "up," "down," "left," "right," etc. are merely used to indicate relative positional relationships, and when the absolute position of an object to be described changes, the relative positional relationships may change;
In the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other without conflict;
Finally, the foregoing description of the preferred embodiment of the utility model is provided for the purpose of illustration only, and is not intended to limit the utility model to the particular form disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model.
Claims (6)
1. The gasket stamping forming device for machining comprises a base body (1), and is characterized in that a stamping component (2) is arranged on the outer surface of the upper side of the base body (1), a dust blowing component (3) is arranged on the outer surface of one side of the stamping component (2), a feeder (4) is arranged on the outer surface of the upper side of the base body (1), a hydraulic device (5) is fixedly arranged on the outer surface of the upper side of the base body (1),
The stamping assembly (2) comprises a table leg (21), a supporting plate (22) is welded on the outer surface of the upper side of the table leg (21), a limiting block (23) is fixedly arranged on the outer surface of the upper side of the supporting plate (22), a lower die (24) is detachably arranged in the middle of the outer surface of the upper side of the supporting plate (22), a positioning pin (25) is fixedly arranged on the edge of the outer surface of the upper side of the supporting plate (22), a pin sleeve (26) is slidably connected with the outer wall of the positioning pin (25), an upper bracket (27) is welded on the outer surface of the upper side of the pin sleeve (26), an upper die carrier (28) is detachably arranged on the outer surface of the lower side of the upper bracket (27), a movable bolt (29) is slidably connected with an inner wall of the upper die carrier (28), a pressing plate (210) is connected with the outer wall of the movable bolt (29), a spring (211) is movably sleeved on the outer wall of the movable bolt (29), a hole punch (212) is fixedly arranged on the outer surface of the lower side of the upper die carrier (28), a forming die (213) is fixedly arranged on the outer surface of the lower die (24), a waste material discharging opening (24) is arranged on the outer surface of the upper die (24), the utility model discloses a waste material frame, including base body (1), backup pad (22), backup pad, baffle (219) are welded to the downside surface of backup pad (22) is provided with brush (216) near discharge gate department, upside surface fixed mounting of base body (1) has waste material frame (217), one side surface welding of waste material frame (217) has waste material inclined rail (218), one side surface welding of waste material inclined rail (218) has baffle (219), upside surface fixed mounting of base body (1) has gasket frame (220), one side surface welding of gasket frame (220) has gasket inclined rail (221).
2. The gasket press forming device for machining according to claim 1, wherein the lower outer surface of the table leg (21) is fixedly mounted on the upper outer surface of the base body (1), the hole punch (212) is slidably connected to the inner wall of the through hole of the pressing plate (210), the forming punch (213) is slidably connected to the inner wall of the through hole of the pressing plate (210), the baffle plate (219) is welded to the lower outer surface of the supporting plate (22), and the upper outer surface of the upper bracket (27) is fixedly mounted on the lower outer surface of the hydraulic rod of the hydraulic device (5).
3. The gasket stamping forming device for machining according to claim 1, wherein the dust blowing component (3) comprises a pull rod (31), a bottom pad (32) is welded on the outer surface of the upper side of the bottom protrusion of the pull rod (31), a gas collecting tube (33) is fixedly installed on the outer surface of the upper side of the bottom pad (32), a mounting frame (34) is fixedly installed on the outer surface of the upper side of the gas collecting tube (33), and a nozzle (35) is arranged on the outer surface of one side of the mounting frame (34).
4. A gasket press molding apparatus for machining according to claim 3, wherein one side outer surface of the tie rod (31) is fixedly mounted on one side outer surface of the upper bracket (27), and one side outer surface of the mounting bracket (34) is fixedly mounted on one side outer surface of the lower die (24).
5. The gasket press forming device for machining according to claim 1, wherein the scrap chute (218) is located directly below the scrap discharge opening (214), and the gasket chute (221) is located directly below the gasket discharge opening (215).
6. A gasket press forming device for machining according to claim 3, wherein the header (33) is of hollow construction and has good elasticity, the nozzle (35) is oriented toward the press working position, and the mounting frame (34) has a hollow construction inside to allow air to circulate between the nozzle (35) and the header (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421024650.5U CN222519771U (en) | 2024-05-13 | 2024-05-13 | Gasket stamping forming device for machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421024650.5U CN222519771U (en) | 2024-05-13 | 2024-05-13 | Gasket stamping forming device for machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222519771U true CN222519771U (en) | 2025-02-25 |
Family
ID=94673172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421024650.5U Active CN222519771U (en) | 2024-05-13 | 2024-05-13 | Gasket stamping forming device for machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222519771U (en) |
-
2024
- 2024-05-13 CN CN202421024650.5U patent/CN222519771U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20250224 Address after: 150000 No. 16, ba'anli street, Xiangfang District, Harbin, Heilongjiang Patentee after: Harbin Shilong Sealing Material Co.,Ltd. Country or region after: China Address before: Room 304, 3rd Floor, 1-3 Floor, Office Building of Wuhan Yamei Valve Manufacturing Co., Ltd., West Jiangxia Avenue, Miaoshan Office, Jiangxia District, Wuhan City, Hubei Province 430000 Patentee before: Wuhan jingweida electromechanical Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |