CN108568721B - Positioning equipment for milling chamfer angle of ITO (indium tin oxide) planar target and use method of positioning equipment - Google Patents
Positioning equipment for milling chamfer angle of ITO (indium tin oxide) planar target and use method of positioning equipment Download PDFInfo
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- CN108568721B CN108568721B CN201810372014.4A CN201810372014A CN108568721B CN 108568721 B CN108568721 B CN 108568721B CN 201810372014 A CN201810372014 A CN 201810372014A CN 108568721 B CN108568721 B CN 108568721B
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- 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
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
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- 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
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
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- 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
- B24B41/068—Table-like supports for panels, sheets or the like
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The invention relates to the field of ITO (indium tin oxide) plane target production equipment, in particular to positioning equipment for milling a chamfer angle of an ITO plane target and a use method thereof, wherein the positioning equipment comprises a placing base connected with a grinding machine, the placing base comprises a placing platform for placing the plane target, and the placing base also comprises a first limiting platform of which the side surface is connected with the placing platform; the placing platform is provided with a first inclined plane; the bottom end of the first inclined plane is close to the first limiting platform; the positioning equipment further comprises a fixing component which is matched with the placing platform and used for fixing the planar target, wherein the fixing component comprises a fixing platform, and a second inclined plane corresponding to the first inclined plane is arranged on the fixing platform. The invention provides a tool for grinding a chamfer of a planar target, wherein a first inclined plane is arranged on a placing platform, so that the chamfer of the side surface of the planar target can be milled and ground.
Description
Technical Field
The invention relates to the field of ITO (indium tin oxide) plane target material production equipment, in particular to positioning equipment for milling chamfers of an ITO plane target material and a using method thereof.
Background
Sometimes, the surface and four sides of a plane ITO target are ground to a specified size, meanwhile, the edge of the plane target is chamfered, the chamfering operation of the plane target is generally milled, the existing normal plane ITO target is placed on a grinding machine magnetic table to be ground, a grinding wheel of a plane grinding machine is parallel to the grinding machine magnetic table, and because the grinding wheel of the grinding machine and the magnetic table cannot be adjusted in angle, a tool for placing the ITO plane target and enabling the ITO plane target to reach a required grinding angle needs to be designed.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a positioning device which can be used for processing a chamfer on a planar target by a grinding machine.
In order to achieve the purpose, the invention adopts the technical scheme that:
a positioning device for milling chamfers of an ITO (indium tin oxide) planar target comprises a placing base connected with a grinding machine, wherein the placing base comprises a placing platform for placing the planar target, and the placing base further comprises a first limiting platform, the side face of the first limiting platform is connected with the placing platform; the placing platform is provided with a first inclined plane; the bottom end of the first inclined plane is close to the first limiting platform; the positioning equipment further comprises a fixing component which is matched with the placing platform for use and used for fixing the planar target, wherein the fixing component comprises a fixing platform, and a second inclined surface corresponding to the first inclined surface is arranged on the fixing platform; and a reserved gap for placing the planar target is reserved between the first inclined surface and the second inclined surface.
The lower end face of the placing platform and the lower end face of the first limiting platform are located on the same plane, and the height of the placing platform close to one end of the first limiting platform is not larger than the height of the first limiting platform.
The fixed platform comprises a first fixed platform and a second fixed platform, and the side surface of the second fixed platform is connected with the first fixed platform; the lower end face of the first fixing platform is attached to the upper end face of the limiting platform, and the second inclined face is arranged on the second fixing platform; the first fixing platform is connected with the first limiting platform through a bolt.
The lower end of the first fixed platform is provided with a positioning protruding strip, and the positioning protruding strip is arranged along the length direction of the first fixed platform.
The positioning equipment further comprises a side positioning assembly arranged on the placing platform and used for positioning the side face of the planar target, the side positioning assembly comprises a positioning plate, a positioning groove for a bolt to penetrate through is formed in the positioning plate, the positioning plate penetrates through the positioning groove through the bolt and is connected with the first inclined face, and the positioning plate is attached to the first inclined face.
The positioning device comprises two lateral positioning components; two the side locating component distributes at the both ends on first inclined plane, two the side locating component symmetry sets up.
The positioning groove is a waist-shaped through hole or a circular through hole.
And a material returning positioning groove is formed at the joint of the placing platform and the first limiting platform.
The first limiting platform is provided with a second limiting platform, and the second limiting platform is arranged on one side, far away from the placing platform, of the first limiting platform.
A use method of positioning equipment for milling chamfers on an ITO (indium tin oxide) planar target comprises the following steps:
(1) fixing a placing base in the positioning equipment on a grinding machine;
(2) placing a planar target to be processed on a placing platform, enabling the end face of the planar target to be processed to be attached to a first inclined face, adjusting a positioning plate after the placement of the planar target is completed, enabling the side face of the positioning plate to be attached to the side face of a planar plate, fastening the positioning plate on the first inclined face through a bolt, covering a fixing platform on the planar target after the adjustment of the positioning plate is completed, enabling a second inclined face to be attached to the other side end face of the planar target, and enabling the fixing platform to be connected with a first limiting platform through the bolt penetrating through the second fixing platform;
(3) and (3) after the step (2) is finished, positioning the planar target, detecting whether the planar target is fixed firmly again, starting the grinding machine if the planar target is fixed to meet the requirements, and adjusting the milling size of the grinding machine, so that the planar target is milled.
The invention has the advantages that:
the invention provides a tool for grinding and chamfering an ITO (indium tin oxide) planar target, which can be used for grinding and chamfering the ITO planar target very well, and the angle of the side surface of the planar target can be milled and ground according to needs by arranging a first inclined surface of a placing platform.
Drawings
The contents of the expressions in the various figures of the present specification and the labels in the figures are briefly described as follows:
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a perspective view of the present invention.
Fig. 3 is a partially enlarged view of the present invention.
The labels in the above figures are:
1. placing platform, 2, locating plate, 3, fixed platform, 4 spacing platforms of second.
Detailed Description
The following description of preferred embodiments of the invention will be made in further detail with reference to the accompanying drawings.
A positioning device for milling chamfers of an ITO (indium tin oxide) planar target comprises a placing base 1 connected with a grinding machine, wherein the placing base 1 comprises a placing platform 101 used for placing a planar target 5, and the placing base 1 further comprises a first limiting platform 102 of which the side surface is connected with the placing platform 101; the placing platform 101 is provided with a first inclined surface 103; the bottom end of the first inclined plane 103 is arranged close to the first limiting platform 102; the positioning device further comprises a fixing component which is matched with the placing platform 101 for use and used for fixing the planar target 5, wherein the fixing component comprises a fixing platform 3, and a second inclined surface 303 corresponding to the first inclined surface 103 is arranged on the fixing platform 3; a reserved gap for placing the planar target 5 is reserved between the first inclined surface 103 and the second inclined surface 303; through the arrangement of the structure, the positioning tool for milling the chamfer angle of the planar target 5 is disclosed, the placing base 1 is arranged on a grinding machine, the placing base 1 comprises a placing platform 101 and a first limiting platform 102, the side surface of the first limiting platform 102 is attached to the side surface of the placing base 1, meanwhile, in order to ensure the integrity, the length of the placing platform 101 is the same as that of the first limiting platform 102, the first limiting platform 102 is equivalent to a cuboid lacking one corner, the lacking corner of the first limiting platform 102 forms a first inclined plane 103, the first inclined plane 103 is used for placing the planar target 5, when the planar target 5 is placed on the first inclined plane 103, if no external force is used for fixing, the planar target can deflect during processing, so that the fixing platform 3 is additionally arranged in the positioning tool, the fixing platform 3 is also equivalent to a cuboid with a true corner, be equipped with second inclined plane 303 on fixed platform 3, first inclined plane 103 and the relative setting of second inclined plane 303, first inclined plane 103 and second inclined plane 303 press respectively to cover on the both ends terminal surface of the planar target 5 that needs processing, the rethread bolt is fixed platform 3 on first spacing platform 102, then realize compressing tightly fixedly to planar target 5, through such structure, can realize fixing planar target 5, and make things convenient for planar target 5 to mill out the chamfer of needs.
Preferably, the lower end face of the placing platform 101 and the lower end face of the first limiting platform 102 are positioned on the same plane, so that the purpose of conveniently placing the base 1 on the grinding machine is achieved, and the mounting and fixing are convenient; meanwhile, in order to achieve a better using effect, the height of one end, close to the first limiting platform, of the placing platform 101 is required to be not more than the height of the first limiting platform 102, because the placing platform 101 is of a structure with one side higher than the other side and the lower cross section in a trapezoid shape, and the side with the lower height of the placing platform 101 is required to be connected with the first limiting platform 102, the arrangement enables the side, connected with the placing platform 101, of the first limiting platform 102 to play a good limiting role, and the limiting is specific to the planar target 5, so that the planar target 5 can be conveniently placed and positioned in the later period.
Preferably, the fixing platform 3 of the present invention comprises a first fixing platform 301 and a second fixing platform 302 connected with the first fixing platform 301 at the side; the lower end face of the first fixing platform 301 is attached to the upper end face of the limiting platform, and the second inclined face 303 is arranged on the second fixing platform 302; the first fixing platform 301 is connected with the first limiting platform 102 through bolts, the fixing platform 3 comprises the first fixing platform 301 and a second fixing platform 302, the first fixing platform 301 is used for facilitating arrangement of bolt holes, and the fixing platform 3 is connected with the first limiting platform 102 conveniently; while the second inclined surface 303 is arranged on the second stationary platform 302 in order to better fit the planar target 5 without affecting the connection.
Preferably, in the invention, the lower end of the first fixing platform 301 is provided with the positioning protruding strip 304, the positioning protruding strip 304 is arranged along the length direction of the first fixing platform 301, so that a good positioning effect is achieved, because the positioning protruding strip 304 is a strip-shaped object, the positioning protruding strip 304 is arranged at the lower end of the first fixing platform 301 and is arranged at one side far away from the second fixing platform 302, the first fixing platform 301 is connected with the first limiting platform 102 through a bolt, when the first fixing platform 301 and the first limiting platform 102 are connected, the positioning protruding strip 304 can be attached to the upper end face of the first limiting platform 102, and because of the width and the thickness of the positioning protrusion, the local stress between the positioning protruding strip 304 and the first limiting platform 102 is larger, so that the first fixing platform 301 and the first limiting platform 102 can be better fixed, and the difficulty of rotation between the first fixing platform 301 and the first limiting platform 102 is increased; meanwhile, the effect is more optimized, the first limiting platform 102 is provided with a positioning groove matched with the positioning convex strip 304, and the limiting effect of the first fixing platform 301 and the first limiting platform 102 is better realized by matching the positioning convex strip 304 and the positioning rod groove; certainly, the optimization can also be performed on the positioning protruding strips 304, and the positioning protruding strips 304 can be made of rubber, so that the friction can be increased, the fit between the first fixing platform 301 and the first limiting platform 102 cannot be influenced, and a better using effect is achieved.
Preferably, the positioning device further comprises a side positioning assembly arranged on the placing platform 101 and used for positioning the side surface of the planar target 5, wherein the side positioning assembly comprises a positioning plate, the positioning plate is provided with a positioning groove for a bolt to pass through, the positioning plate passes through the positioning groove by the bolt and is connected with the first inclined surface 103, the positioning plate is attached to the first inclined surface 103, the side positioning assembly is actually a positioning plate distributed on the side surface of the first inclined surface 103, the positioning plate is connected with the placing platform 101 by the bolt, namely the first inclined surface 103 is provided with a threaded hole connected with the bolt, and the side surface of the positioning plate is attached to the side surface of the planar target 5, so that the side surface of the planar target 5 is positioned; preferably, the positioning device comprises two side positioning assemblies; the two side positioning assemblies are distributed at two ends of the first inclined plane 103 and are symmetrically arranged, namely the two side positioning assemblies are arranged, when the planar target 5 is placed, the two positioning plates are distributed at two sides of the planar target 5, the inner sides of the two positioning plates are attached to the side surfaces of the planar target 5, and after the attachment is finished, the positioning plates are fixed through bolts, so that the side surfaces of the planar target 5 are limited, and the shaking of the planar target 5 during processing is avoided or reduced; as a greater optimization, the positioning grooves are waist-shaped through holes or round through holes, the positioning grooves can be waist-shaped grooves or round through holes, the positioning grooves can be conveniently positioned, in the practical production, the positioning grooves on the two positioning plates are different, the positioning groove on one positioning plate is a round through hole, the positioning groove on the other positioning plate is a waist-shaped groove, the positioning plate with the waist-shaped groove can be moved to adjust the seat, when the seat is used, the positioning plate with the round through hole is firstly arranged on the first inclined plane 103, the positioning plate not only plays a role of positioning and limiting in the later period, but also plays a role of positioning in the earlier period, limits the placing position of the planar target 5, avoids the trouble of later-period adjustment, after the planar target 5 is placed, the other positioning plate is moved, because the positioning plate is provided with the waist-, due to the arrangement, the bolt placed in the waist-shaped groove cannot move along with the movement of the positioning plate, and even if the positioning plate moves, the bolt can be connected with the threaded hole in the first inclined surface 103.
Preferably, in the present invention, the material returning positioning groove 6 is disposed at the joint of the placing platform 101 and the first limiting platform 102, and the material returning positioning groove 6 is disposed at the joint of the placing platform 101 and the first limiting platform 102, because residues are generated when the planar target 5 is milled, the placing platform 101 of the present invention has the first inclined surface 103, and the material returning positioning groove 6 is also disposed at the lower end of the first inclined surface 103, so as to collect waste materials, because of the arrangement of the first inclined surface 103, the waste materials milled from the planar target 5 can roll down to the material returning positioning groove 6 through the first inclined surface 103, so as to avoid the accumulation of the waste materials at the joint of the first inclined surface 103 and the placing platform 101, and avoid the scratch of the planar target 5 by the waste materials.
Preferably, in the invention, the second limiting platform 4 is arranged on the first limiting platform 102, the second limiting platform 4 is arranged on one side of the first limiting platform 102 far away from the placing platform 101, the second limiting platform 4 is arranged to limit the position of the fixing platform 3, and the inner side surface of the second limiting platform 4 is attached to the outer side surface of the first fixing platform 301, so that the fixing platform 3 is placed to be limited, and the placing and positioning are convenient.
A use method of positioning equipment for milling and chamfering an ITO (indium tin oxide) plane target 5 comprises the following steps:
(4) fixing a placing base 1 in a positioning device on a grinding machine;
(5) placing a planar target 5 to be processed on a placing platform 101, enabling the end face of the planar target 5 to be processed to be attached to a first inclined face 103, after the planar target 5 is placed, adjusting a positioning plate, enabling the side face of the positioning plate to be attached to the side face of a planar plate, fastening the positioning plate on the first inclined face through a bolt, after the positioning plate is adjusted, finally covering a fixing platform 3 on the planar target 5, enabling a second inclined face 303 to be attached to the end face of the other side of the planar target 5, and enabling the fixing platform 3 to be connected with a first limiting platform 102 through a bolt penetrating through a second fixing platform 302;
(6) and (3) after the step (2) is finished, positioning the planar target 5, detecting whether the planar target 5 is firmly fixed again, starting the grinding machine if the planar target 5 is fixed to meet the requirements, and adjusting the milling size of the grinding machine, so that the planar target 5 is milled.
In the invention, the fixed platform 3 is supported by nylon, so that the surface of the planar target 5 is prevented from being damaged by rigid materials; meanwhile, other parts in the invention can be made of nylon materials or other materials, and can be arranged as required.
It is clear that the specific implementation of the invention is not restricted to the above-described embodiments, but that various insubstantial modifications of the inventive process concept and technical solutions are within the scope of protection of the invention.
Claims (7)
1. The positioning equipment for milling the chamfer angle of the ITO planar target is characterized by comprising a placing base, a first limiting platform and a second limiting platform, wherein the placing base is connected with a grinding machine and comprises a placing platform for placing the planar target; the placing platform is provided with a first inclined plane; the bottom end of the first inclined plane is close to the first limiting platform; the positioning equipment further comprises a fixing component which is matched with the placing platform for use and used for fixing the planar target, wherein the fixing component comprises a fixing platform, and a second inclined surface corresponding to the first inclined surface is arranged on the fixing platform; a reserved gap for placing the planar target is reserved between the first inclined surface and the second inclined surface;
the fixed platform comprises a first fixed platform and a second fixed platform, and the side surface of the second fixed platform is connected with the first fixed platform; the lower end face of the first fixing platform is attached to the upper end face of the limiting platform, and the second inclined face is arranged on the second fixing platform;
the first fixing platform is connected with the first limiting platform through a bolt; the lower end of the first fixed platform is provided with a positioning protruding strip, and the positioning protruding strip is arranged along the length direction of the first fixed platform;
a material returning positioning groove is formed in the joint of the placing platform and the first limiting platform;
the positioning equipment further comprises a side positioning assembly which is arranged on the placing platform and used for positioning the side of the planar target;
the positioning device comprises two lateral positioning components; the two side positioning assemblies are distributed at two ends of the first inclined plane;
the side positioning assembly comprises a positioning plate, a positioning groove for a bolt to pass through is formed in the positioning plate, and the positioning plate is connected with the first inclined surface through the bolt passing through the positioning groove;
the positioning groove on one positioning plate is a circular through hole, and the positioning groove on the other positioning plate is a waist-shaped groove;
when the positioning plate is used, the positioning plate provided with the circular through hole is arranged on the first inclined surface, and after the planar target material is placed, one side of the planar target material is attached to the side surface of the positioning plate provided with the circular through hole; and then the positioning plate provided with the waist-shaped hole is arranged on the first inclined plane, the positioning plate provided with the waist-shaped hole is moved to be attached to the other side of the planar target, and after the movement is finished, the positioning plate provided with the waist-shaped hole is fixed.
2. The positioning apparatus according to claim 1, wherein the lower end surface of the placing platform and the lower end surface of the first limiting platform are on the same plane, and the height of the placing platform at the end close to the first limiting platform is not greater than the height of the first limiting platform.
3. The positioning apparatus according to claim 1, further comprising a side positioning assembly disposed on the placement platform for positioning a side of the planar target, wherein the side positioning assembly comprises a positioning plate, the positioning plate is provided with a positioning slot for a bolt to pass through, the positioning plate is connected to the first inclined surface by the bolt passing through the positioning slot, and the positioning plate is attached to the first inclined surface.
4. The positioning apparatus for milling chamfer angles on an ITO planar target according to claim 3, wherein the positioning apparatus comprises two side positioning assemblies; two the side locating component distributes at the both ends on first inclined plane, two the side locating component symmetry sets up.
5. The positioning apparatus according to claim 3, wherein the positioning groove is a kidney-shaped through hole or a circular through hole.
6. The positioning apparatus for milling the chamfer of the ITO planar target according to claim 1, wherein a second limiting platform is disposed on the first limiting platform, and the second limiting platform is disposed on a side of the first limiting platform away from the placing platform.
7. The use method of the positioning device for milling and chamfering the ITO planar target according to any one of claims 1 to 6, wherein the use method comprises the following steps:
(1) fixing a placing base in the positioning equipment on a grinding machine;
(2) placing a planar target to be processed on a placing platform, enabling the end face of the planar target to be processed to be attached to a first inclined face, adjusting a positioning plate after the placement of the planar target is completed, enabling the side face of the positioning plate to be attached to the side face of a planar plate, fastening the positioning plate on the first inclined face through a bolt, covering a fixing platform on the planar target after the adjustment of the positioning plate is completed, enabling a second inclined face to be attached to the other side end face of the planar target, and enabling the fixing platform to be connected with a first limiting platform through the bolt penetrating through the second fixing platform;
(3) and (3) after the step (2) is finished, positioning the planar target, detecting whether the planar target is fixed firmly again, starting the grinding machine if the planar target is fixed to meet the requirements, and adjusting the milling size of the grinding machine, so that the planar target is milled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810372014.4A CN108568721B (en) | 2018-04-24 | 2018-04-24 | Positioning equipment for milling chamfer angle of ITO (indium tin oxide) planar target and use method of positioning equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810372014.4A CN108568721B (en) | 2018-04-24 | 2018-04-24 | Positioning equipment for milling chamfer angle of ITO (indium tin oxide) planar target and use method of positioning equipment |
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| CN108568721A CN108568721A (en) | 2018-09-25 |
| CN108568721B true CN108568721B (en) | 2021-04-06 |
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| CN110315354B (en) * | 2019-06-14 | 2020-10-16 | 浙江科技学院 | Special numerically controlled fraise machine fixture towards duckbilled hammer preparation |
| CN112097612A (en) * | 2020-09-07 | 2020-12-18 | 韶关市欧莱高新材料有限公司 | Straightness detection equipment for ITO (indium tin oxide) rotary target and use method of straightness detection equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2011036968A (en) * | 2009-08-17 | 2011-02-24 | Disco Abrasive Syst Ltd | Positioning mechanism and grinding device |
| CH702096A2 (en) * | 2009-10-20 | 2011-04-29 | Hans Imfeld | Clamping block for clamping work-piece e.g. ESX chucks, for measuring and processing diverse medium in precision engineering unit, has sliding sleeve secured with press screw, which is rotated in anticlockwise direction to loose chuck |
| CN201685144U (en) * | 2010-08-19 | 2010-12-29 | 哈尔滨汽轮机厂有限责任公司 | Sharpening fixture for hard alloy threaded lathe tool blades |
| CN203171427U (en) * | 2013-03-04 | 2013-09-04 | 韶关西格玛技术有限公司 | Chamfering fixture for plane ceramic target materials with different sizes |
| CN203956567U (en) * | 2014-05-26 | 2014-11-26 | 俞道 | A kind of guide rail chamfering facing cut processing tool |
| CN203863397U (en) * | 2014-05-29 | 2014-10-08 | 浙江信息工程学校 | Clamp for efficient machining of inclined plane |
| CN104227468A (en) * | 2014-09-29 | 2014-12-24 | 重庆亿铸机械制造有限公司 | Clamp for fixing workpiece to machine slope |
| CN105563165A (en) * | 2014-10-08 | 2016-05-11 | 安徽池州家用机床股份有限公司 | Grinding and planing clamp for slope processing |
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Address after: 241000 plant 1, south of Hengshan Road and west of Fengming Hubei Road, Wuhu District, Wuhu pilot Free Trade Zone, Anhui Province Patentee after: Wuhu yingri Technology Co.,Ltd. Address before: 241009 plant 1, south of Hengshan Road and west of fengminghu Road, Wuhu Economic and Technological Development Zone, Anhui Province Patentee before: WUHU YINGRI TECHNOLOGY Co.,Ltd. |
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