CN112548528A - Shell pressing device - Google Patents
Shell pressing device Download PDFInfo
- Publication number
- CN112548528A CN112548528A CN202011431846.2A CN202011431846A CN112548528A CN 112548528 A CN112548528 A CN 112548528A CN 202011431846 A CN202011431846 A CN 202011431846A CN 112548528 A CN112548528 A CN 112548528A
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- Prior art keywords
- pressing
- hard disk
- mobile hard
- driving assembly
- pressing device
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- 238000003825 pressing Methods 0.000 title claims abstract description 130
- 239000000463 material Substances 0.000 claims description 14
- 238000003860 storage Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/027—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention discloses a shell pressing device, which comprises: a base; the pressing platform is arranged on the base and comprises a placing groove for placing a mobile hard disk; the pressing mechanism is positioned above the pressing platform and comprises a driving assembly and a pressing component connected with an output execution end of the driving assembly, and the driving assembly is used for driving the pressing component to face to/be away from the pressing platform. The shell pressing device provided by the embodiment of the invention is characterized in that the mobile hard disk to be pressed into the shell is placed in the placing groove, the driving assembly drives the pressing component to move towards the mobile hard disk until the pressing component is in contact with the mobile hard disk and presses the mobile hard disk for a preset time, so that the upper cover and the lower cover of the mobile hard disk are pressed, and the assembly of the mobile hard disk is completed. The shell pressing device provided by the invention realizes mechanical assembly of the upper cover and the lower cover by using the driving assembly, and can greatly improve the assembly efficiency of the mobile hard disk compared with manual assembly.
Description
Technical Field
The invention relates to the field of jigs, in particular to a shell pressing device.
Background
As the name implies, a Mobile Hard Disk (Mobile Hard Disk) is a storage product in which Hard disks are used as storage media and computers exchange large-capacity data, thereby emphasizing portability.
Most mobile hard disks in the market are based on standard hard disks, and only a few mobile hard disks are miniature hard disks (1.8-inch hard disks and the like), but the price factor determines whether the mainstream mobile hard disks are based on standard notebook hard disks. Because the hard disk is used as a storage medium, the read-write mode of the data of the mobile hard disk is the same as that of a standard IDE hard disk. The mobile hard disk mostly adopts interfaces with higher transmission speed, such as USB, IEEE1394 and the like, and can transmit data with a system at higher speed.
The mobile hard disk mainly comprises a shell, a circuit board and a hard disk, wherein the shell comprises an upper cover and a lower cover, and an accommodating cavity for mounting the circuit board and the hard disk is formed between the upper cover and the lower cover. At present, in the production process of the mobile hard disk, after the circuit board and the hard disk are assembled, the upper cover and the lower cover need to be manually pressed to be matched to complete final assembly. However, the manual pressing is time-consuming and labor-consuming, the assembly efficiency is affected, and the problem that the upper cover and the lower cover are not balanced and damaged due to the fact that the upper cover and the lower cover are easily pressed during the pressing is solved.
Disclosure of Invention
The invention mainly aims to provide a shell pressing device, and aims to solve the problems that in the prior art, the assembly of an upper cover and a lower cover of a hard disk is time-consuming and labor-consuming, and the assembly efficiency is low.
To achieve the above object, the present invention provides a housing pressing device including:
a base;
the pressing platform is arranged on the base and comprises a placing groove for placing a mobile hard disk;
the pressing mechanism is positioned above the placing groove and comprises a driving assembly and a pressing part connected with an output execution end of the driving assembly, and the driving assembly is used for driving the pressing part to move towards/away from the placing groove.
Preferably, the housing pressing means further comprises:
the mounting bracket is used for installing the driving assembly and is arranged on the base, and the mounting bracket comprises two supporting plates which are distributed at intervals and a mounting seat arranged between the two supporting plates.
Preferably, the housing pressing means further comprises:
the guide post penetrates through the pressing part, one end of the guide post is connected with the mounting seat, and the other end of the guide post is connected with the base. Preferably, the first and second electrodes are formed of a metal,
preferably, the pressing member includes a connecting plate and a pressing plate, the pressing plate is disposed below the connecting plate, and the connecting plate is used to connect the pressing plate and the driving assembly.
Preferably, the connecting plate comprises a plate-shaped body, protruding plates distributed at intervals are arranged on two sides of the plate-shaped body, and through holes for the guide columns to pass through are formed in the protruding plates.
Preferably, the periphery of the pressing platform is provided with at least one manual material taking groove, and the manual material taking groove is used for allowing a human hand to take out the mobile hard disk from the placing groove.
Preferably, a buffer strip is arranged on an end surface of the pressing component contacting with the mobile hard disk.
Preferably, the housing pressing means further comprises:
the control panel is arranged in the base;
the time setter is electrically connected with the control board and is used for setting the time of the pressing component moving towards the placing groove;
the driving assembly is electrically connected with the control board.
Preferably, the housing pressing means further comprises:
the control button is electrically connected with the control panel and is used for controlling the driving assembly to move up and down;
and the power interface is electrically connected with the control panel and is used for an external power supply.
Preferably, the base comprises a box body and a bottom cover, and the box body is hinged with the bottom cover;
the box-packed body is provided with a lock catch, the bottom cover is provided with a locking piece corresponding to the lock catch, and the locking piece and the lock catch are used for fixing the box-packed body and the bottom cover.
Compared with the prior art, the embodiment of the invention has the beneficial technical effects that:
the shell pressing device provided by the embodiment of the invention is characterized in that the mobile hard disk to be pressed into the shell is placed in the placing groove, the driving assembly drives the pressing component to move towards the mobile hard disk until the pressing component is in contact with the mobile hard disk and presses the mobile hard disk for a preset time, so that the upper cover and the lower cover of the mobile hard disk are pressed, and the assembly of the mobile hard disk is completed. The shell pressing device provided by the embodiment of the invention realizes mechanical assembly of the upper cover and the lower cover by using the driving assembly, and can greatly improve the assembly efficiency of the mobile hard disk compared with manual assembly.
Drawings
FIG. 1 is a schematic view of a housing pressing device according to the present invention;
FIG. 2 is a schematic view of the housing pressing device of the present invention from another perspective;
FIG. 3 is a schematic diagram of an exploded structure of the housing pressing device of the present invention;
FIG. 4 is a schematic structural view of a base and a pressing platform of the housing pressing device of the present invention;
fig. 5 is a schematic structural view of a pressing member of the housing pressing device of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be illustrative of the present invention and should not be construed as limiting the present invention, and all other embodiments that can be obtained by one skilled in the art based on the embodiments of the present invention without inventive efforts shall fall within the scope of protection of the present invention.
Example one
An embodiment of the present invention provides a housing pressing device, and referring to fig. 1 to 5, the housing pressing device includes:
a base 10;
the pressing platform 20 is arranged on the base 10, and the pressing platform 20 comprises a placing groove 30 for placing the mobile hard disk;
and a pressing mechanism 40 located above the placing groove 30, wherein the pressing mechanism 40 includes a driving assembly 41 and a pressing member 42 connected to an output execution end of the driving assembly 41, and the driving assembly 41 is used for driving the pressing member 42 to move towards/away from the placing groove 30.
The base 10 provided by the embodiment of the invention is configured as a box-shaped shell with a hollow interior, the hollow cavity of the base 10 is used for installing electronic accessories, and when the shell pressing device is required to be utilized, the base 10 of the shell pressing device is placed on an operation table. The base 10 according to the present embodiment is preferably made of a wood material, which is merely exemplary and not restrictive, and may be selected by those skilled in the art according to actual situations.
A pressing platform 20 is disposed in the middle region of the base 10, and a placing groove 30 is disposed in the middle region of the pressing platform 20, wherein the placing groove 30 is mainly used for accommodating a mobile hard disk of a case to be pressed. That is, after the housing pressing device is placed on the operation table, the hand places the mobile hard disk to be pressed into the placing groove 30 so as to fix the mobile hard disk to be pressed through the placing groove 30. It should be noted that the size and shape of the placing slot 30 proposed in the embodiment of the present invention are designed according to the portable hard disk to be pressed, that is, different placing slots 30 may be correspondingly provided to adapt to the pressing operation of portable hard disks with different specifications. Furthermore, in order to improve the universality of the shell pressing device, the pressing platform 20 and the base 10 can be designed in a split manner, so that different mobile platforms can be replaced for mobile hard disks of different specifications. More specifically, the upper cover and the lower cover of mobile hard disk are fixed through the buckle, and in actual use, before the pressfitting process of upper and lower covers is carried out using the shell pressing device, the upper and lower covers need to be preliminarily aligned through an operator (the buckles of the upper and lower covers are not mutually buckled at this moment), the mobile hard disk of the shell to be pressed after the preliminary alignment is placed in the placing groove 30, and the pressfitting of the upper and lower covers is completed after the operator starts the shell pressing device.
The pressing mechanism 40 provided by the embodiment of the invention mainly functions to press the mobile hard disk located in the placing groove 30, the pressing mechanism 40 is specifically located right above the placing groove 30, the pressing mechanism 40 comprises a driving assembly 41 and a pressing component 42, the driving assembly 41 is used for driving the pressing component 42 to move up and down so as to press the mobile hard disk through the pressing component 42, and therefore, the mechanical assembly of the upper cover and the lower cover of the mobile hard disk is realized. It should be noted that the driving assembly 41 may be a motor or an air cylinder, which is not limited in this embodiment, and a person skilled in the art can design the driving assembly according to actual situations. Preferably, the present embodiment is driven by an air cylinder, the air cylinder is connected to an air pump through an air pipe, a piston rod of the air cylinder is in transmission connection with the pressing component 42, and the pressing component 42 can move up and down along with the piston rod of the air cylinder.
Example two
Referring to fig. 2, the housing pressing apparatus according to the embodiment of the present invention further includes: and the mounting bracket 50 is used for mounting the driving assembly 41 and is arranged on the base 10, and the mounting bracket 50 comprises two supporting plates 51 which are distributed at intervals and a mounting seat 52 arranged between the two supporting plates 51. In this embodiment, a mounting bracket 50 is disposed on the base 10, the mounting bracket 50 is configured as a gantry structure, the mounting bracket 50 specifically includes two supporting plates 51 spaced apart from each other, a mounting seat 52 is disposed between the two supporting plates 51, and a driving assembly 41 is disposed on the mounting seat 52. A plurality of first fixing holes are formed in the driving assembly 41, a plurality of second fixing holes are formed in the mounting base 52 corresponding to the first fixing holes, and after the first fixing holes are aligned with the second fixing holes, screws are sequentially screwed into the first fixing holes and the second fixing holes, so that the driving assembly 41 is fixed to the mounting frame 50.
EXAMPLE III
Referring to fig. 2, the housing pressing apparatus according to the embodiment of the present invention further includes: and a guide post 60 inserted into the pressing member 42, one end of the guide post 60 being connected to the mounting seat 52, and the other end of the guide post 60 being connected to the base 10. In the present embodiment, in order to ensure the movement accuracy of the pressing member 42 when the pressing member 42 moves up and down, two guide posts 60 are formed in the pressing member 42 at intervals so that the pressing member 42 moves along the guide posts 60, one end of each guide post 60 abuts against the mount 52, and the other end of each guide post 60 abuts against the base 10.
Example four
Referring to fig. 5, the pressing unit 42 according to the embodiment of the present invention includes a connecting plate 421 and a pressing plate 422, the pressing plate 422 is disposed below the connecting plate 421, and the connecting plate 421 is used to connect the pressing plate 422 and the driving assembly 41. In this embodiment, the pressing member 42 is composed of two parts, and specifically includes a connecting plate 421 and a pressing plate 422 disposed below and connected to the connecting plate 421, an upper end of the connecting plate 421 is connected to the output execution end of the driving unit 41, a lower end of the connecting plate 421 is connected to the pressing plate 422, and the pressing plate 422 is movable toward the placing slot 30 under the action of the driving unit 41 and contacts and abuts against the mobile hard disk located therein. It should be noted that the pressing member 42 and the pressing plate 422 provided in the embodiments of the present invention may also be integrally formed, and the above embodiments are merely illustrative and not restrictive, and may be set by those skilled in the art according to the actual situation.
EXAMPLE five
Referring to fig. 5, the connection plate 421 according to the embodiment of the present invention includes a plate-shaped body 421a, wherein two sides of the plate-shaped body 421a are provided with protruding plates 421b spaced apart from each other, and the protruding plates 421b are provided with through holes 421c for the guide posts 60 to pass through. In this embodiment, the connection board 421 includes a plate-shaped body 421a and protruding boards 421b disposed on two sides of the body, the protruding boards 421b extend toward the positions of the guide posts 60 to slidably connect the plate-shaped body 421a to the two guide posts 60 through the protruding boards 421b, and more specifically, the protruding boards 421b are provided with through holes 421c through which the guide posts 60 pass, and after the guide posts 60 pass through the through holes 421c, one end of each of the guide posts is connected to the base 10, and the other end of each of the guide posts is connected to the mounting seat 52.
EXAMPLE six
Referring to fig. 4, at least one manual material fetching groove 70 is provided on the periphery of the pressing platform 20 according to the embodiment of the present invention, and the manual material fetching groove 70 is used for a human hand to fetch the mobile hard disk from the placing groove 30. In this embodiment, at least one manual material taking groove 70 is provided on the periphery of the pressing platform 20, the manual material taking groove 70 is used for an operator to take out the mobile hard disk in the placing groove 30, and due to the existence of the manual material taking groove 70, the operator can grasp the upper and lower sides of the mobile hard disk through the manual material taking groove 70, so as to take out the mobile hard disk from the placing groove 30. Preferably, four manual material taking grooves 70 are disposed around the pressing platform 20, the four manual material taking grooves 70 are respectively located at four sides of the pressing platform 20, and the four manual material taking grooves 70 are opposite to each other in pairs.
EXAMPLE seven
The end face of the pressing component 42 contacted with the mobile hard disk is provided with a buffer strip. In this embodiment, when the driving unit 41 drives the pressing member 42 to move downward, in order to prevent the mobile hard disk from being damaged due to rigid contact between the pressing member 42 and the mobile hard disk, a buffer bar is disposed on a contact end surface of the pressing member 42 and the mobile hard disk, so as to buffer contact between the pressing member 42 and the mobile hard disk.
Example eight
Referring to fig. 1, the housing pressing apparatus according to the embodiment of the present invention further includes: the control panel is arranged in the base 10; a time setter 80 electrically connected to the control board, the time setter 80 setting a time for the pressing member 42 to move toward the placing groove 30; the driving assembly 41 is electrically connected to the control board. In this embodiment, a control board is disposed inside the base 10, a time setter 80 is disposed on the front side of the base 10, the time setter 80 is electrically connected to the control board, an operator can set the time for the pressing member 42 to move toward the placing slot 30 through the time setter 80, that is, the pressing time can be set through the time setter 80, and after the time is reached, the driving assembly 41 drives the pressing member 42 to move upward.
Example nine
Referring to fig. 1 and 2, the housing pressing apparatus according to the embodiment of the present invention further includes: the control button 90 is electrically connected with the control board, and the control button 90 is used for controlling the driving assembly 41 to move up and down; the power interface 100 is electrically connected to the control board, and the power interface 100 is used for an external power supply. In this embodiment, two control buttons 90 are disposed on the front side of the base 10, and when the housing pressing device is operated, the two control buttons 90 need to be pressed simultaneously to trigger the driving assembly 41 to start, so as to drive the pressing member 42 to move toward the placing groove 30. Further, a pause button electrically connected to the control board is disposed on the front side of the base 10, and the current motion state can be stopped by pressing the pause button in any case.
Example ten
Referring to fig. 4, the base 10 according to the embodiment of the present invention includes a box body 11 and a bottom cover 12, wherein the box body 11 is hinged to the bottom cover 12; the box-packed body 11 is provided with a lock catch, the bottom cover 12 is provided with a locking piece corresponding to the lock catch, and the locking piece and the lock catch are used for fixing the box-packed body 11 and the bottom cover 12. In this embodiment, the box body 11 is hinged to the bottom cover 12, and the bottom cover 12 can rotate relative to the box body 11, so as to facilitate maintenance of electronic components installed inside the base 10. More specifically, a lock catch is provided on the box body 11, and a locking member is correspondingly provided on the bottom cover 12, so as to be fixed by the lock catch and the locking member. It should be noted that the lock catch may also be disposed on the bottom cover 12, and the corresponding lock member may be disposed on the box body 11.
The above is only a part or preferred embodiment of the present invention, and neither the text nor the drawings should limit the scope of the present invention, and all equivalent structural changes made by the present specification and the contents of the drawings or the related technical fields directly/indirectly using the present specification and the drawings are included in the scope of the present invention.
Claims (10)
1. A housing pressing device characterized by comprising:
a base;
the pressing platform is arranged on the base and comprises a placing groove for placing a mobile hard disk;
the pressing mechanism is positioned above the pressing platform and comprises a driving assembly and a pressing component connected with an output execution end of the driving assembly, and the driving assembly is used for driving the pressing component to face to/be away from the pressing platform.
2. The housing pressing device of claim 1 further comprising:
the mounting bracket is used for installing the driving assembly and is arranged on the base, and the mounting bracket comprises two supporting plates which are distributed at intervals and a mounting seat arranged between the two supporting plates.
3. The housing pressing device according to claim 2, further comprising:
the guide post penetrates through the pressing part, one end of the guide post is connected with the mounting seat, and the other end of the guide post is connected with the base.
4. The housing pressing device according to claim 3,
the pressing component comprises a connecting plate and a pressing plate, the pressing plate is arranged below the connecting plate, and the connecting plate is used for connecting the pressing plate and the driving assembly.
5. The housing pressing device according to claim 4,
the connecting plate comprises a plate-shaped body, convex plates distributed at intervals are arranged on two sides of the plate-shaped body, and through holes for the guide columns to penetrate through are formed in the convex plates.
6. The housing pressing device according to claim 1,
the periphery of the pressing platform is provided with at least one manual material taking groove, and the manual material taking groove is used for allowing a human hand to take out the mobile hard disk from the placing groove.
7. The housing pressing device according to claim 1,
and a buffer strip is arranged on the end face of the pressing component, which is in contact with the mobile hard disk.
8. The housing pressing device of claim 1 further comprising:
the control panel is arranged in the base;
the time setter is electrically connected with the control board and is used for setting the time of the pressing component moving towards the placing groove;
the driving assembly is electrically connected with the control board.
9. The housing pressing device of claim 8 further comprising:
the control button is electrically connected with the control panel and is used for controlling the driving assembly to move up and down;
and the power interface is electrically connected with the control panel and is used for an external power supply.
10. The housing pressing device according to claim 1,
the base comprises a box body and a bottom cover, and the box body is hinged with the bottom cover;
the box-packed body is provided with a lock catch, the bottom cover is provided with a locking piece corresponding to the lock catch, and the locking piece and the lock catch are used for fixing the box-packed body and the bottom cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011431846.2A CN112548528A (en) | 2020-12-09 | 2020-12-09 | Shell pressing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011431846.2A CN112548528A (en) | 2020-12-09 | 2020-12-09 | Shell pressing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112548528A true CN112548528A (en) | 2021-03-26 |
Family
ID=75059979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011431846.2A Pending CN112548528A (en) | 2020-12-09 | 2020-12-09 | Shell pressing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112548528A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060074298A (en) * | 2004-12-27 | 2006-07-03 | 주식회사 제일테크노쎌 | Apparatus for attaching gasket for hard disc drive case |
| US20090195926A1 (en) * | 2008-01-31 | 2009-08-06 | Sercomm Corporation | Removable hard-disk structure without screws |
| CN203317738U (en) * | 2013-07-10 | 2013-12-04 | 杭州鸿雁电器有限公司 | Timing pressing device |
| CN109623336A (en) * | 2019-01-07 | 2019-04-16 | 上海先海电子科技有限公司 | A kind of battery cover rolling device |
| CN211392995U (en) * | 2019-11-13 | 2020-09-01 | 广东益诚自动化科技有限公司 | Magnetic core component mounting machine |
| CN214418120U (en) * | 2020-12-09 | 2021-10-19 | 深圳佰维存储科技股份有限公司 | Shell pressing device |
-
2020
- 2020-12-09 CN CN202011431846.2A patent/CN112548528A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060074298A (en) * | 2004-12-27 | 2006-07-03 | 주식회사 제일테크노쎌 | Apparatus for attaching gasket for hard disc drive case |
| US20090195926A1 (en) * | 2008-01-31 | 2009-08-06 | Sercomm Corporation | Removable hard-disk structure without screws |
| CN203317738U (en) * | 2013-07-10 | 2013-12-04 | 杭州鸿雁电器有限公司 | Timing pressing device |
| CN109623336A (en) * | 2019-01-07 | 2019-04-16 | 上海先海电子科技有限公司 | A kind of battery cover rolling device |
| CN211392995U (en) * | 2019-11-13 | 2020-09-01 | 广东益诚自动化科技有限公司 | Magnetic core component mounting machine |
| CN214418120U (en) * | 2020-12-09 | 2021-10-19 | 深圳佰维存储科技股份有限公司 | Shell pressing device |
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Address after: 518000 floors 1-3 and 4 of buildings 4 and 8, zone 2, Zhongguan honghualing Industrial South Zone, No. 1213 Liuxian Avenue, Pingshan community, Taoyuan Street, Nanshan District, Shenzhen, Guangdong Applicant after: BIWIN STORAGE TECHNOLOGY Co.,Ltd. Address before: 518000 1st, 2nd, 4th and 5th floors of No.4 factory building, tongfuyu industrial town, Taoyuan Street, Nanshan District, Shenzhen City, Guangdong Province Applicant before: BIWIN STORAGE TECHNOLOGY Co.,Ltd. |