CN110561236B - Spanner multiunit polisher for five metals production preparation - Google Patents
Spanner multiunit polisher for five metals production preparation Download PDFInfo
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- CN110561236B CN110561236B CN201910884523.XA CN201910884523A CN110561236B CN 110561236 B CN110561236 B CN 110561236B CN 201910884523 A CN201910884523 A CN 201910884523A CN 110561236 B CN110561236 B CN 110561236B
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- wrench
- chain
- grinding
- polishing
- belt
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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
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/008—Machines comprising two or more tools or having several working posts
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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
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a spanner multi-group grinding machine for hardware production and preparation, which relates to the technical field of machining equipment, and comprises: the chain is of a closed structure, a first driving chain wheel and a second driving chain wheel are arranged on the inner ring of the chain, and wrench fixing platforms which are uniformly distributed are arranged on the outer ring of the chain and are used for fixing wrenches to be polished; the two groups of polishing devices are arranged at two ends of the chain, a polishing belt is arranged at the front end of each group of polishing devices, two groups of polishing belts are arranged at the two ends of the wrench fixing table, and the two groups of polishing belts are distributed at the upper end and the lower end of the wrench fixing table; the frame is of a square plate structure. The two groups of polishing belts are arranged, the surfaces of the two groups of polishing belts are directly contacted with the surface of the wrench, the upper surface and the lower surface of the wrench are simultaneously polished, the polishing area of the polishing belts is increased, and a blank non-polishing area left during each polishing is reduced.
Description
Technical Field
The invention relates to the technical field of machining equipment, in particular to a spanner multi-group grinding machine for hardware production.
Background
The spanner is at the in-process of production preparation, and the surface of spanner can remain there is more burr, if directly take away the use not through polishing, the burr on spanner surface is easy to user's palm fish tail.
At present, for the spanner needs to polish the spanner in large batch in the process of mass production and manufacture, patent number CN201620870181.8 discloses a spanner polishing machine, which comprises a machine table, a controller, a clamping device for clamping the spanner, a polishing device for polishing the spanner, and a first driving part arranged on the machine table and used for driving the spanner and the clamping device to rotate or move linearly in the horizontal direction, wherein the clamping device comprises a clamping part for clamping the spanner and a second driving part for driving the spanner to rotate around the axial direction of the clamping part, compared with the prior art, the invention has the advantages that the spanner to be processed can rotate in the horizontal direction and rotate along the axial direction of the clamping part by arranging the first and second driving parts and the clamping part after improvement, the polishing angle of the spanner during polishing is increased, so that the spanner can polish in multiple directions and multiple directions, the polishing quality is improved, the structure is simple, and convenience and practicability are realized.
However, the polishing device still has some defects in the actual use process, and the specific defects are as follows:
firstly, a patent number CN201620870181.8 discloses a spanner polisher when polishing the spanner, is difficult to polish a plurality of spanners simultaneously, and polishing efficiency is not high.
Secondly, when a single wrench is polished by the wrench polishing machine disclosed in patent number CN201620870181.8, the polishing area is small, and a blank non-polished area is easily left.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a multi-group wrench grinding machine for hardware production, which solves the technical problem that the existing grinding machine is low in grinding efficiency.
The technical problem to be solved by the invention is realized by adopting the following technical scheme: the utility model provides a five metals production preparation is with spanner multiunit polisher, this polisher includes: the chain is of a closed structure, a first driving chain wheel and a second driving chain wheel are arranged on the inner ring of the chain, and wrench fixing platforms which are uniformly distributed are arranged on the outer ring of the chain and are used for fixing wrenches to be polished;
the two groups of polishing devices are arranged at two ends of the chain, a polishing belt is arranged at the front end of each group of polishing devices, two groups of polishing belts are arranged at the two ends of the wrench fixing table, and the two groups of polishing belts are distributed at the upper end and the lower end of the wrench fixing table;
the grinding belt is of a closed structure, two ends of an inner ring of the grinding belt are fixed on the grinding belt driving wheels, the grinding belt driving wheels are fixed at the end portions of the rotating shafts, the rotating shafts are fixed on the rack, the rack is of a square plate structure, driving belt wheels are installed at the other ends of the rotating shafts, driving belts are arranged between every two adjacent driving belt wheels for driving, and one of the driving belt wheels is set as a power source and driven by a motor.
As a preferred technical solution of the present invention, in order to improve the installation firmness of the wrench, the wrench fixing table is a square block structure, the top surface of the wrench fixing table is provided with a positioning groove, locking devices are installed on two sides of the positioning groove on the top surface of the wrench fixing table, the contour of the positioning groove is the same as the contour of the end of the wrench, the bottom surface of the positioning groove is provided with a spring head, two side surfaces of the positioning groove are respectively provided with a groove, the groove is a square groove, a clamping block is embedded in the groove, the clamping block is a square block, and a spring is installed in the clamping block in the groove.
As a preferred technical scheme of the invention, in order to avoid the shaking of the wrench in the positioning groove, two sinking grooves are arranged on the bottom surface of the positioning groove, a round hole is arranged at the center of the circle of the bottom surface of each sinking groove and communicated with a spring groove at the bottom, and the spring groove is a cylindrical groove;
the spring head is of an I-shaped structure, the cylindrical rod of the spring head is arranged in the circular hole, the disc at one end is located in the spring groove, and the return spring is arranged on the bottom surface of the spring groove.
As a preferred technical scheme of the invention, in order to facilitate the installation of the cluster in the positioning groove, the top surface edge angle of the clamping block is provided with an inclined surface.
As a preferred technical solution of the present invention, in order to improve the installation firmness of the wrench fixing station, two sides of a sidewall of the wrench fixing station are respectively provided with a chain sleeve, the chain sleeves and the wrench fixing station are integrated into a whole, and an end surface of each chain sleeve is provided with a through circular hole structure.
As a preferred technical solution of the present invention, in order to improve the locking performance of the wrench, the locking device includes a first connecting rod and a second connecting rod, the first connecting rod and the second connecting rod are hinged and fixed to each other, one end of the first connecting rod is hinged to a hinged support, the hinged support is fixed to the top surface of the wrench fixing base, one end of the second connecting rod is hinged to the outer circumferential surface of the movable hinged support, and the movable hinged support is set to be cylindrical; the end surface of the movable hinged support is provided with a through round hole;
a threaded rod is fixed at one end of the hinged support, penetrates through a round hole in the movable hinged support and extends outwards, a first limiting nut is arranged at one end of the movable hinged support, a second limiting nut is arranged at the other end of the movable hinged support, and the first limiting nut and the second limiting nut are installed on the threaded rod;
the first connecting rod and the second connecting rod are respectively provided with two connecting rods, and are symmetrically arranged on two sides of the threaded rod.
In a preferred embodiment of the present invention, the threaded rod has a gripping end at an end thereof for improving the user's operational comfort.
As a preferred technical scheme of the invention, in order to facilitate replacement and maintenance of the grinding belt, a separable structure is arranged between the grinding belt and the grinding belt driving wheel.
Compared with the prior art, the invention at least comprises the following beneficial effects:
the two ends of the chain are respectively provided with the polishing devices, the chain drives the spanner to be polished to rotate circularly, and when the spanner passes through the polishing devices, the surfaces of the plurality of spanners are polished simultaneously, so that the polishing efficiency is improved.
Two groups of polishing belts are arranged, the surfaces of the two groups of polishing belts are directly contacted with the surface of the wrench, the upper surface and the lower surface of the wrench are simultaneously polished, the polishing area of the polishing belts is increased, and blank areas left during each polishing are reduced.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic overall structure diagram of a plurality of groups of grinding machines for wrenches used in hardware production;
FIG. 2 is a schematic structural view of a wrench fixing table according to the present invention;
FIG. 3 is a schematic cross-sectional view of a wrench fixing table according to the present invention;
FIG. 4 is a schematic structural view of the locking device of the present invention;
FIG. 5 is a schematic view of the wrench of the present invention mounted on a wrench mounting table;
FIG. 6 is a schematic structural diagram of the card socket of the present invention;
FIG. 7 is a schematic view of the present invention with the polishing belt mounted on a drive wheel of the polishing belt;
FIG. 8 is a schematic view of the polishing apparatus of the present invention;
FIG. 9 is a schematic structural view of a wrench on a wrench fixing table being ground by a grinding belt according to the present invention;
FIG. 10 is a schematic view of the drive connection of the polishing apparatus of the present invention;
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
It will be understood that when an element is referred to as being "secured to" another element, it can be on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for illustrative purposes only and do not represent the only embodiments.
Example 1
Referring to fig. 1 and fig. 7-10, a schematic structural diagram of a plural-set sander for a wrench for hardware manufacturing is shown, the sander includes: chain 4 and grinding device 1, chain 4 establishes to enclosed construction, the inner circle of chain 4 is equipped with first drive sprocket 2 and second drive sprocket 3, wherein, arbitrary drive sprocket in first drive sprocket 2 or the second drive sprocket 3 is the action wheel, drive chain 4 rotates, the outer lane of chain 4 is provided with evenly distributed's spanner fixed station 5, each spanner fixed station 5's lateral wall both sides respectively are equipped with a chain sleeve 508, chain sleeve 508 sets up structure as an organic whole with the spanner fixed station, chain sleeve 508's terminal surface is equipped with the round hole structure that link up. The chain bushings 508 are mounted on the pin shafts of each chain 4 to improve the mounting firmness of the chain bushings 508, wherein the wrench fixing table 5 fixes the wrench 6 to be polished; the two ends of the wrench 6 are provided with openings, which is convenient for installation and fixation, improves the installation firmness of the wrench 6,
wherein, the grinding devices 1 are provided with two groups which are arranged at two ends of the chain 4, the front end of each group of grinding devices 1 is provided with a grinding belt 102, the grinding belts 102 are provided with two groups, and the two groups of grinding belts 102 are distributed at the upper end and the lower end of the wrench fixing platform 5;
the grinding belt 102 is of a closed structure, two ends of an inner ring of the grinding belt 102 are fixed on grinding belt driving wheels 106, the grinding belt driving wheels 106 are fixed at the end portions of the rotating shafts 103, the rotating shafts 103 are fixed on the rack 101, the rack 101 is of a square plate structure, driving belt wheels 105 are installed at the other end of the rotating shafts 103, a driving belt 107 is arranged between every two adjacent driving belt wheels 105 for driving, and one driving belt wheel 105 serves as a power source and is driven by the motor 104. The motor 104 drives one of the driving pulleys 105 to rotate, and the driving pulley 105 on the whole grinding device 1 is driven to rotate through the driving belt 107, so that the rotation smoothness of the grinding belt 102 is improved.
Wherein, the outer wall of the polishing belt 102 is provided with a polishing brush 1011 and a polishing abrasive cloth 1012, the polishing brush 1011 is arranged at the two sides of the polishing abrasive cloth 1012, the polishing abrasive cloth 1012 is filled with sponge, so that the working surface of the polishing abrasive cloth 1012 is flush with the working surface of the polishing brush 1011 to improve the polishing efficiency,
the polishing abrasive cloth 1012 filled with the sponge plays a role in buffering and damping the polishing surface, so that the uneven plane on the surface of the wrench can be polished smoothly, and the practicability of the polisher is improved.
A distance is reserved between two grinding belt driving wheels 106 arranged on the inner ring of the grinding belt 102, so that the middle of the grinding belt 102 and the grinding surface of the wrench have a certain pressure self-adjusting function, the rigid grinding on the surface of the wrench is reduced, and the protection on the grinding surface of the wrench is improved.
The sanding belt 102 and the sanding belt driving wheel 106 are arranged in a separable structure, so that the sanding belt 102 is convenient to disassemble and assemble, and the replacement and maintenance simplicity of the sanding belt 102 is improved.
Example 2
Referring to fig. 1 to 10, which are schematic structural views of a wrench with multiple sets of grinding machines for hardware manufacturing, the contents of this embodiment are the same as those of embodiment 1, and the differences between the same parts are not described in this embodiment, specifically:
the wrench fixing table 5 is designed to be a square block structure, the top surface of the wrench fixing table 5 is provided with a positioning groove 501, a clamping seat 509 is installed at one side of the positioning groove 501, locking devices 502 are installed at two sides, located at the positioning groove 501, of the top surface of the wrench fixing table 5, the contour of the positioning groove 501 is set to be the same as that of the end portion of the wrench 6, a spring head 503 is installed at the bottom surface of the positioning groove 501, two grooves 506 are respectively arranged at two side surfaces of the positioning groove 501, each groove 506 is a square groove, a clamping block 504 is embedded in each groove 506, each clamping block 504 is a square block, each clamping block 504 is provided with a spring 505 in each groove 506, the top surface edge angle of each clamping block 504 is provided with an inclined surface 507, each inclined surface 507 plays a guiding role on the wrench, the wrench is installed and fixed in the positioning groove conveniently, the clamping capacity of the,
the bottom surface of the positioning groove 501 is provided with two sinking grooves 5033, the circle center position of the bottom surface of the sinking groove 5033 is provided with a round hole, the round hole is communicated with a spring groove 5031 at the bottom, the spring groove 5031 is provided with a cylindrical groove, two ends of a spring head 503 are provided with discs, the middle part of the spring head is provided with a cylindrical rod for connection, the spring head 503 is in an I-shaped structure, a cylindrical pile of the spring head 503 is arranged in the round hole, the disc at one end is positioned in the spring groove 5031, the bottom surface of the spring groove 5031 is provided with a return spring 5032, the spring head 503 plays a role in supporting and damping for a wrench 6 placed in the positioning groove 501, so that the wrench 6 is arranged in the positioning groove 501, thrust is exerted upwards through the,
the locking device 502 comprises a first link 5022 and a second link 5023, the first link 5022 and the second link 5023 are hinged and fixed with each other, one end of the first link 5022 is hinged on a hinged support 5021, the hinged support 5021 is fixed on the top surface of a wrench fixing stand 5, one end of the second link 5023 is hinged on the outer circular surface of a movable hinged support 5025, and the movable hinged support 5025 is cylindrical; the end surface of the movable hinged support 5025 is provided with a through round hole;
a threaded rod 5027 is fixed at one end of the hinged support 5021, the threaded rod 5027 penetrates through a circular hole in the movable hinged support 5025 to extend outwards, a first limit nut 5024 is arranged at one end of the movable hinged support 5025, a second limit nut 5026 is arranged at the other end of the movable hinged support 5025, and the first limit nut 5024 and the second limit nut 5026 are mounted on the threaded rod 5027;
first connecting rod 5022 and second connecting rod 5023 respectively are provided with two, set up at threaded rod 5027's bilateral symmetry, constitute four-bar linkage, adjust the removal of activity hinge support 5025 through first stop nut 5024 and second stop nut 5026, make the locking area size of this locking device change to it is fixed to satisfy the spanner of isostructure, improve the device's practicality.
The tip of threaded rod 5027 is equipped with the end 5028 that grips, and cassette 509 is equipped with the top and is equipped with the opening, and the opening at cassette 509 top can open, plays the effect of locking the buckle to threaded rod 5027, improves the operation simplicity when spanner 6 installs and dismantles.
The working principle is as follows: when using this spanner multiunit polisher for five metals production preparation, at first, the spanner 6 installation of waiting to polish is fixed in the constant head tank 501 of spanner fixed station 5, and secondly, through first drive sprocket (2) drive chain 4 rotation, finally, through the rotation of motor 104 drive belt 102 of polishing, belt 102 of polishing is polished 6 surfaces being circulated pivoted well, can polish the surface of spanner 6 and level.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a five metals production preparation is with spanner multiunit polisher, this polisher includes: chain (4) and grinding device (1), its characterized in that: the chain (4) is of a closed structure, a first driving chain wheel (2) and a second driving chain wheel (3) are arranged on the inner ring of the chain (4), wrench fixing platforms (5) are uniformly distributed on the outer ring of the chain (4), and a wrench (6) to be polished is fixed on the wrench fixing platforms (5);
the two groups of grinding devices (1) are arranged at two ends of the chain (4), a grinding belt (102) is arranged at the front end of each group of grinding devices (1), the two groups of grinding belts (102) are arranged at two ends, and the two groups of grinding belts (102) are distributed at the upper end and the lower end of the wrench fixing table (5);
the grinding belt (102) is of a closed structure, two ends of an inner ring of the grinding belt (102) are fixed on a grinding belt driving wheel (106), the grinding belt driving wheel (106) is fixed at the end of a rotating shaft (103), the rotating shaft (103) is fixed on a rack (101), the rack (101) is of a square plate structure, a driving belt wheel (105) is installed at the other end of the rotating shaft (103), a driving belt (107) is arranged between every two adjacent driving belt wheels (105) for driving, and one of the driving belt wheels (105) serves as a power source and is driven by a motor (104);
the wrench fixing table (5) is of a square block structure, a positioning groove (501) is formed in the top surface of the wrench fixing table (5), locking devices (502) are mounted on the two sides, located on the positioning groove (501), of the top surface of the wrench fixing table (5), the outline of the positioning groove (501) is the same as the outline of the end of a wrench (6), a spring head (503) is mounted on the bottom surface of the positioning groove (501), two grooves (506) are formed in the two side surfaces of the positioning groove (501), the grooves (506) are square grooves, clamping blocks (504) are embedded in the grooves (506), the clamping blocks (504) are square blocks, and springs (505) are mounted in the grooves (506) of the clamping blocks (504);
the bottom surface of the positioning groove (501) is provided with two sunk grooves (5033), the circle center of the bottom surface of each sunk groove (5033) is provided with a round hole, the round hole is communicated with a spring groove (5031) at the bottom, and the spring groove (5031) is a cylindrical groove;
the two ends of the spring head (503) are provided with discs, the middle of the spring head is provided with a cylindrical rod for connection, and the spring head (503) is in an I shape
The structure is characterized in that a cylindrical rod of the spring head (503) is arranged in a round hole, a disc at one end of the cylindrical rod is positioned in a spring groove (5031), and a return spring (5032) is arranged on the bottom surface of the spring groove (5031);
the locking device (502) comprises a first connecting rod (5022) and a second connecting rod (5023), the first connecting rod (5022) and the second connecting rod (5023) are hinged and fixed with each other, one end of the first connecting rod (5022) is hinged to a hinged support (5021), the hinged support (5021) is fixed on the top surface of a wrench fixing platform (5), one end of the second connecting rod (5023) is hinged to the outer circular surface of a movable hinged support (5025), and the movable hinged support (5025) is cylindrical; the end surface of the movable hinged support (5025) is provided with a through round hole;
a threaded rod (5027) is fixed at one end of the hinged support (5021), the threaded rod (5027) penetrates through a round hole in the movable hinged support (5025) and extends outwards, a first limit nut (5024) is arranged at one end of the movable hinged support (5025), a second limit nut (5026) is arranged at the other end of the movable hinged support (5025), and the first limit nut (5024) and the second limit nut (5026) are installed on the threaded rod (5027);
the first connecting rod (5022) and the second connecting rod (5023) are respectively provided with two connecting rods, and are symmetrically arranged on two sides of the threaded rod (5027).
2. The multi-group wrench grinding machine for hardware production and preparation according to claim 1, is characterized in that: the top surface edges and corners of the clamping blocks (504) are provided with inclined surfaces (507).
3. The multi-group wrench grinding machine for hardware production and preparation according to claim 1, is characterized in that: two sides of the side wall of the wrench fixing table (5) are respectively provided with a chain sleeve (508), the chain sleeve (508) and the wrench fixing table (5) are arranged into an integral structure, and the end face of the chain sleeve (508) is provided with a through round hole structure.
4. The multi-group wrench grinding machine for hardware production and preparation according to claim 1, is characterized in that: the end part of the threaded rod (5027) is provided with a holding end (5028).
5. The multi-group wrench grinding machine for hardware production and preparation according to claim 1, is characterized in that: the sanding belt (102) and the sanding belt drive wheel (106) are arranged in a separable configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910884523.XA CN110561236B (en) | 2019-09-19 | 2019-09-19 | Spanner multiunit polisher for five metals production preparation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910884523.XA CN110561236B (en) | 2019-09-19 | 2019-09-19 | Spanner multiunit polisher for five metals production preparation |
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| Publication Number | Publication Date |
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| CN110561236A CN110561236A (en) | 2019-12-13 |
| CN110561236B true CN110561236B (en) | 2020-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910884523.XA Active CN110561236B (en) | 2019-09-19 | 2019-09-19 | Spanner multiunit polisher for five metals production preparation |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111687725B (en) * | 2020-06-19 | 2021-07-13 | 佛山市唐韵木业有限公司 | Customized furniture splicing assembly tongue-and-groove forming precision machining machine and precision machining method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3350818A (en) * | 1964-07-06 | 1967-11-07 | Eastman Machine Co | Knife sharpening mechanism |
| CN1445132A (en) * | 2002-03-17 | 2003-10-01 | 周浩明 | Transformable numeral bicycle |
| CN103991020A (en) * | 2014-05-29 | 2014-08-20 | 刘忠平 | Grinding machine for spanners |
| CN203804778U (en) * | 2014-04-15 | 2014-09-03 | 温州市骐邦环保科技有限公司 | Spanner clamping device |
| CN208103089U (en) * | 2018-02-07 | 2018-11-16 | 新昌县泰如科技有限公司 | A kind of Gear Processing positioning transporting device |
-
2019
- 2019-09-19 CN CN201910884523.XA patent/CN110561236B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3350818A (en) * | 1964-07-06 | 1967-11-07 | Eastman Machine Co | Knife sharpening mechanism |
| CN1445132A (en) * | 2002-03-17 | 2003-10-01 | 周浩明 | Transformable numeral bicycle |
| CN203804778U (en) * | 2014-04-15 | 2014-09-03 | 温州市骐邦环保科技有限公司 | Spanner clamping device |
| CN103991020A (en) * | 2014-05-29 | 2014-08-20 | 刘忠平 | Grinding machine for spanners |
| CN208103089U (en) * | 2018-02-07 | 2018-11-16 | 新昌县泰如科技有限公司 | A kind of Gear Processing positioning transporting device |
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| CN110561236A (en) | 2019-12-13 |
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Effective date of registration: 20200904 Address after: 362000 tower 602, building 5, pingaolin Sunshine Community, Luoyang Town, Huian County, Quanzhou City, Fujian Province Applicant after: Quanzhou Xidong Technology Co., Ltd Address before: Room 5105, Zhigu Software Park, 188 Xiangshan Road, Xuanzhou District, Xuancheng City, Anhui Province Applicant before: Xuancheng jiuyougu Electronic Technology Co.,Ltd. |
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