CN111409038B - Tool for disassembling server cover plate - Google Patents
Tool for disassembling server cover plate Download PDFInfo
- Publication number
- CN111409038B CN111409038B CN202010254406.8A CN202010254406A CN111409038B CN 111409038 B CN111409038 B CN 111409038B CN 202010254406 A CN202010254406 A CN 202010254406A CN 111409038 B CN111409038 B CN 111409038B
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- clamping
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- 238000009434 installation Methods 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 241000252254 Catostomidae Species 0.000 claims description 4
- 229910000746 Structural steel Inorganic materials 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 239000012780 transparent material Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
Abstract
The invention discloses a jig for disassembling a server cover plate, which comprises a jig body and a rotary table, wherein a stepped hole is formed in the middle of the jig body, the rotary table is rotatably arranged in the stepped hole, a knob is arranged at the upper part of the rotary table, a middle clamping edge is arranged at the lower part of the rotary table, the middle clamping edge comprises a cylinder connected with the rotary table and a clamping plate arranged at one end of the cylinder, and the length and the width of the clamping plate are both greater than those of the cylinder; the fixture comprises a fixture body, wherein a knob is arranged on the fixture body, a stepped hole is formed in the fixture body, a ring plate is arranged on one side of the upper portion of the knob and is installed in the stepped hole, two groups of side clamping edges are symmetrically arranged on two sides of the lower portion of the fixture body, and side clamping hooks which are oppositely arranged are arranged on the side clamping edges. According to the invention, the two sides of the lower part of the jig body are provided with the side clamping edges, the lower part of the rotary table is provided with the middle clamping edge, the middle clamping edge is placed in the finger hole, the knob is rotated, the cover plate is pushed to the side clamping edges by the middle clamping edge, the cover plate is clamped by the middle clamping edge and the side clamping edges, the jig is lifted, the cover plate is driven to leave the CPU, the PIN needle is prevented from being touched by fingers, and the yield of the server integrated circuit board is ensured.
Description
Technical Field
The invention belongs to the technical field of server jigs, and particularly relates to a jig for disassembling a server cover plate.
Background
The surface of the CPU is generally shown in a PIN mode, as shown in figure 1, in order to prevent the PIN (12) from being inclined caused by being pressed by external force in the process of carrying, a mode of adding a cover plate (2) on the upper part of the CPU (11) is widely adopted; the cover plates (2) are divided into two groups, the two sides of the cover plates (2) are provided with hooks (21) matched with lugs (13) on the two sides of the CPU (11), and finger holes (22) are arranged on the contact surfaces of the two cover plates (2) so that an operator can take down the cover plates (2); when integrated circuit board (1) produced in the server, the in-process of installation server CPU (11), need the manual work to wear antistatic gloves and demolish apron (2), insert inside finger hole (22) during demolishs, pass apron (2) to one side and separate with CPU (11), pass in-process finger and easily touch PIN needle (12) and lead to PIN needle (12) crooked, lead to CPU (11) to scrap, further lead to server integrated circuit board (1) to scrap, the yield of server integrated circuit board (1) has been reduced.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a jig for disassembling a server cover plate, wherein side clamping edges are arranged on two sides of the lower part of a jig body, a middle clamping edge is arranged on the lower part of a rotary disc, the middle clamping edge is placed in a finger hole, a knob is rotated, the cover plate is pushed to the side clamping edges by the middle clamping edge, the cover plate is clamped by the middle clamping edge and the side clamping edges, the jig is lifted to drive the cover plate to leave a CPU (central processing unit), the phenomenon that a PIN (personal identification number) PIN is touched by a finger is avoided, and the yield of a server integrated circuit board is ensured.
In order to achieve the purpose, the invention adopts the technical scheme that:
a jig for disassembling a server cover plate comprises a jig body and a rotary table, wherein a stepped hole is formed in the middle of the jig body, the rotary table is rotatably installed inside the stepped hole, a knob is arranged on the upper portion of the rotary table, a middle clamping edge is arranged on the lower portion of the rotary table, the middle clamping edge comprises a cylinder connected with the rotary table and a clamping plate arranged at one end of the cylinder, and the length and the width of the clamping plate are both larger than those of the cylinder, so that a clamping table is formed at the connecting position of the clamping plate and the cylinder; a ring plate is arranged on one side of the upper part of the knob and is installed in the stepped hole, two groups of side clamping edges are symmetrically arranged on two sides of the lower part of the jig body, and side clamping hooks which are oppositely arranged are arranged on the side clamping edges; when the cover plate is detached, the middle clamping edge is placed in the finger hole of the cover plate, the knob is rotated, the cover plate is pushed to the side clamping edge by the middle clamping edge, the clamping table and the side clamping hook on the middle clamping edge clamp the cover plate, then the jig is lifted, the cover plate is driven to leave the CPU, the phenomenon that the PIN needle is touched by a finger is avoided, and the yield of the integrated circuit board of the server is ensured.
As a further preferred option of the technical scheme, the upper part of the jig body is provided with a handle, and when the cover plate is detached, the jig is lifted by the handle, so that force can be applied conveniently.
As a further preferred of this technical scheme, handle both ends are through round pin axle and tool body swing joint, be equipped with the holding tank that holds the handle on the tool body, the tool finishes using the back, accomodates the handle inside the holding tank, has reduced the space that the tool occupy.
As a further preferred option of the technical scheme, one side of the handle is provided with a shifting plate, the jig body is provided with a finger groove corresponding to the position of the shifting plate, and the shifting plate is convenient for pulling up the handle when the jig is used.
As a further preferred option of this technical scheme, tool body lower part is equipped with a plurality of locating pins, the locating pin is pegged graft inside CPU fan mounting hole, and the locating pin is convenient for fix a position fast when the tool uses, has improved the efficiency that the apron was dismantled.
As a further preferred of this technical scheme, tool body lower part is equipped with a plurality of sucking discs, and the sucking disc is located the upper portion of apron, and the sucking disc has strengthened the stability of tool with the inter-cover joint of apron, has avoided the apron to slide in middle card limit and the side card limit and has fallen to knock off bad PIN needle.
As a further preferred option of the technical solution, the turntable is an elliptical cam, mounting holes are formed in two sides of the jig body, guide plates are arranged on two sides of the lower portion of each mounting hole, a guide groove is formed between the guide plates on the two sides, the side clamping edge is mounted inside the mounting hole, the side clamping edge comprises a sliding block movably mounted inside the mounting hole and a mounting plate arranged on one side of the sliding block, the mounting plate is mounted on the jig body, the mounting plate is connected with the sliding block through a plurality of springs, and the side clamping hook is mounted on the sliding block; during initial state, the big footpath of oval cam withstands the sliding block and makes the sliding block of both sides open to both sides, insert the centre card limit inside the finger hole after, rotate the knob, the knob drives the carousel and rotates, the path and the sliding block contact of carousel, the sliding block stretches into the shoulder hole inside under the effect of spring force, the side pothook removes the side that blocks the apron to the inboard under the drive of sliding block simultaneously, then mention the tool, accomplish the dismantlement of apron, the apron is dismantled after accomplishing, remove the tool to collection box upper portion, rotate the knob once more, the big footpath of oval cam withstands the sliding block and makes the sliding block of both sides open to both sides, take off the apron.
As a further preferred of this technical scheme, the inside spacing fixture block that is equipped with of shoulder hole, be equipped with on the carousel with spacing fixture block complex spacing dop, after the carousel rotated certain angle, for example 90, spacing dop has avoided the carousel further to rotate with the contact of spacing fixture block, and the apron joint has improved the accuracy of side card limit and middle card limit joint between middle card limit and side card limit this moment.
As a further optimization of the technical scheme, the jig body, the ring plate and the rotary disc are made of transparent materials, so that the clamping state of the cover plate and the clamping states of the side clamping edges and the middle clamping edges can be observed and judged conveniently, the side clamping edges and the middle clamping edges are made of No. 45 carbon structural steel, and the strength and the deformation resistance of the side clamping edges and the middle clamping edges are guaranteed.
As a further preferred option of the technical scheme, the ring plate is detachably connected with the jig body through bolts, the middle clamping edge is detachably connected with the rotary table through bolts, the side clamping edges are detachably connected with the jig body through bolts, and the damaged jig parts can be replaced conveniently.
The invention has the beneficial effects that:
1) set up the side card limit in tool body lower part both sides, set up middle card limit in the lower part of carousel, place inside the finger hole with middle card limit, rotate the knob, middle card limit is pushed the apron to the side card limit, and middle card limit is cliied the apron with the side card limit, mentions the tool, drives the apron and leaves CPU, has avoided the finger to touch PIN needle, has guaranteed server integrated circuit board's yield.
2) The upper part of the jig body is provided with a handle, and when the cover plate is detached, the jig is lifted by the handle, so that force can be applied conveniently.
3) Handle both ends are through round pin axle and tool body swing joint, are equipped with the holding tank that holds the handle on the tool body, and the tool finishes using the back, accomodates the handle inside the holding tank, has reduced the space that the tool occupy.
4) One side of the handle is provided with a shifting plate, the jig body is provided with a finger groove corresponding to the position of the shifting plate, and the shifting plate is convenient for pulling up the handle when the jig is used.
5) The lower part of the jig body is provided with a plurality of positioning pins, the positioning pins are inserted into the CPU fan mounting holes, the positioning pins are used for positioning quickly when the jig is convenient to use, and the cover plate dismounting efficiency is improved.
6) The lower part of the jig body is provided with the suckers, so that the stability of clamping between the jig and the cover plate is enhanced by the suckers, and the cover plate is prevented from sliding and falling from the middle clamping edge and the side clamping edges to knock the damaged PIN needle.
7) The fixture comprises a fixture body, a turntable, a side clamping edge, a plurality of springs and side clamping hooks, wherein the turntable is an oval cam, mounting holes are formed in two sides of the fixture body, guide plates are arranged on two sides of the lower portion of each mounting hole, a guide groove is formed between the guide plates on the two sides, the side clamping edge is mounted inside each mounting hole and comprises a sliding block movably mounted inside each mounting hole and a mounting plate arranged on one side of the sliding block, the mounting plate is mounted on the fixture body, the mounting plates are connected with the sliding blocks through the springs, and the side clamping hooks are mounted on the sliding blocks; during initial state, the big footpath of oval cam withstands the sliding block and makes the sliding block of both sides open to both sides, insert the centre card limit inside the finger hole after, rotate the knob, the knob drives the carousel and rotates, the path and the sliding block contact of carousel, the sliding block stretches into the shoulder hole inside under the effect of spring force, the side pothook removes the side that blocks the apron to the inboard under the drive of sliding block simultaneously, then mention the tool, accomplish the dismantlement of apron, the apron is dismantled after accomplishing, remove the tool to collection box upper portion, rotate the knob once more, the big footpath of oval cam withstands the sliding block and makes the sliding block of both sides open to both sides, take off the apron.
8) The limiting clamping block is arranged inside the stepped hole, the limiting clamping head matched with the limiting clamping block is arranged on the rotary table, after the rotary table rotates for a certain angle, the limiting clamping head is in contact with the limiting clamping block to avoid further rotation of the rotary table, and the cover plate is clamped between the middle clamping edge and the side clamping edge, so that the accuracy of clamping the side clamping edge and the middle clamping edge is improved.
9) The fixture body, the ring plate and the rotary disc are made of transparent materials, so that the clamping state of the cover plate and the side clamping edges and the clamping state of the middle clamping edges are convenient to observe and judge, the side clamping edges and the middle clamping edges are made of No. 45 carbon structural steel, and the strength and the deformation resistance of the side clamping edges and the middle clamping edges are guaranteed.
10) The ring plate is connected with the jig body through the bolt detachable, the middle clamping edge is connected with the rotary table through the bolt detachable, the side clamping edge is connected with the jig body through the bolt detachable, and the jig part convenient to replace after being damaged is convenient to replace.
Drawings
FIG. 1 is a schematic view of a prior art cover plate installation.
Fig. 2 is a schematic structural view of a jig for detaching a server cover plate according to the present invention.
Fig. 3 is a schematic structural view of the other side of the jig for detaching the server cover plate according to the present invention.
Fig. 4 is an exploded view of an embodiment 1 of a tool for detaching a server cover plate according to the present invention.
Fig. 5 is an exploded view of an embodiment 2 of a tool for detaching a server cover plate according to the present invention.
Fig. 6 is a schematic view of a card edge measuring structure of embodiment 2 in a tool for detaching a server cover plate according to the present invention.
In the figure: 1. an integrated circuit board; 11. a CPU; 12. a PIN needle; 13. a lug; 14. a CPU fan mounting hole; 2. a cover plate; 21. a hook; 22. a finger hole; 3. a jig body; 301. mounting holes; 302. a guide plate; 31. a stepped hole; 311. a limiting clamping block; 32. a turntable; 321. a limiting chuck; 33. a knob; 34. clamping the middle edge; 35. side clamping; 351. mounting a plate; 352. a sliding block; 353. a spring; 354. a side hook; 36. a handle; 361. dialing a plate; 37. accommodating grooves; 38. a finger groove; 39. a ring plate; 4. positioning pins; 5. a suction cup;
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to fig. 1 to 6, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Example 1
Referring to fig. 2-4, a jig for detaching a server cover plate comprises a jig body 3 and a rotary table 32, wherein a stepped hole 31 is formed in the middle of the jig body 3, the rotary table 32 is rotatably installed inside the stepped hole 31, a knob 33 is arranged on the upper portion of the rotary table 32, a middle clamping edge 34 is arranged on the lower portion of the rotary table 32, the middle clamping edge 34 comprises a cylinder connected with the rotary table 32 and a clamping plate arranged at one end of the cylinder, and the length and the width of the clamping plate are both greater than those of the cylinder, so that a clamping table is formed at the connection position of the clamping plate and the cylinder; a ring plate 39 is arranged on one side of the upper part of the knob 33, the ring plate 39 is installed in the stepped hole 31, two groups of side clamping edges 35 are symmetrically arranged on two sides of the lower part of the jig body 3, and side clamping edges 35 are provided with side clamping hooks 354 which are oppositely arranged; when the cover plate 2 is detached, the middle clamping edge 34 is placed in the finger hole 22 of the cover plate 2, the knob 33 is rotated, the middle clamping edge 34 pushes the cover plate 2 to the side clamping edge 35, the clamping table of the middle clamping edge 34 and the side clamping hook 354 clamp the cover plate 2, then the jig is lifted, the cover plate 2 is driven to leave the CPU11, the PIN needle 12 is prevented from being touched by fingers, and the yield of the server integrated circuit board 1 is ensured.
In this embodiment, the handle 36 is disposed on the upper portion of the fixture body 3, and when the cover plate 2 is detached, the fixture is lifted by the handle 36, so as to facilitate force application.
In this embodiment, handle 36 both ends are through round pin axle and tool body 3 swing joint, be equipped with the holding tank 37 that holds handle 36 on the tool body 3, the tool finishes using the back, accomodates handle 36 inside holding tank 37, has reduced the space that the tool occupy.
In this embodiment, a shifting plate 361 is disposed on one side of the handle 36, a finger slot 38 corresponding to the shifting plate 361 is disposed on the jig body 3, and the shifting plate 361 facilitates pulling up the handle 36 when the jig is used.
In this embodiment, 3 lower parts of tool body are equipped with a plurality of locating pins 4, locating pin 4 is pegged graft inside CPU fan mounting hole 14, and locating pin 4 fixes a position fast when the tool of being convenient for uses, has improved the efficiency that apron 2 dismantled.
In this embodiment, 3 lower parts of tool body are equipped with a plurality of sucking discs 5, and sucking disc 5 has strengthened the stability of tool with 2 inter-plate joints of apron, has avoided apron 2 to slide from middle card limit 34 and side card limit 35 and has fallen to knock off bad PIN needle 12.
In this embodiment, the inside spacing fixture block 311 that is equipped with of shoulder hole 31, be equipped with on the carousel 32 with spacing fixture block 311 complex spacing dop 321, after carousel 32 rotated certain angle, for example 90, spacing dop 321 has avoided carousel 32 further to rotate with the contact of spacing fixture block 311, and 2 joints of apron have improved the accuracy of side card limit 35 and middle card limit 34 joint between middle card limit 34 and side card limit 35 this moment.
In this embodiment, the jig body 3, the ring plate 39 and the turntable 32 are made of transparent materials, so that the clamping state of the cover plate 2 with the side clamping edge 35 and the middle clamping edge 34 can be observed and judged conveniently, the side clamping edge 35 and the middle clamping edge 34 are made of 45# carbon structural steel, and the strength and the deformation resistance of the side clamping edge 35 and the middle clamping edge 34 are ensured.
In this embodiment, the ring plate 39 is detachably connected to the jig body 3 through bolts, the middle clamping edge 34 is detachably connected to the turntable 32 through bolts, and the side clamping edge 35 is detachably connected to the jig body 3 through bolts, so that the damaged jig parts can be replaced conveniently.
Example 2
Referring to fig. 5-6, different from embodiment 1, in this embodiment, the turntable 32 is an elliptical cam, the fixture body 3 is provided with mounting holes 301 on both sides, the guide plates 302 are provided on both sides of the lower portion of the mounting holes 301, a guide groove is formed between the guide plates 302 on both sides, the side clamping edge 35 is installed inside the mounting holes 301, the side clamping edge 35 includes a sliding block 352 movably installed inside the mounting holes 301, and a mounting plate 351 installed on one side of the sliding block 352, the mounting plate 351 is installed on the fixture body 3, the mounting plate 351 and the sliding block 352 are connected by a plurality of springs 353, and the side clamping hook 354 is installed on the sliding block 352; in an initial state, the large diameter of the elliptical cam supports the sliding block 352 to enable the sliding blocks 352 on the two sides to open towards the two sides, after the middle clamping edge 34 is inserted into the finger hole 22, the knob 33 is rotated, the knob 33 drives the rotating disc 32 to rotate, the small diameter of the rotating disc 32 is in contact with the sliding blocks 352, the sliding blocks 352 stretch into the stepped hole 31 under the action of elastic force of the spring 353, meanwhile, the side clamping hooks 354 move inwards under the driving of the sliding blocks 352 to clamp the side edge of the cover plate 2, then the jig is lifted, the cover plate 2 is disassembled, the jig is moved to the upper portion of the collecting box after the cover plate 2 is disassembled, the knob 33 is rotated again, and the large diameter of the elliptical cam supports the sliding blocks 352 to enable the sliding blocks 352 on the two sides to open towards the two sides, and the cover plate 2 is disassembled.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the present invention as defined in the accompanying claims.
Claims (10)
1. A jig for disassembling a server cover plate comprises a jig body and a rotary table, and is characterized in that a stepped hole is formed in the middle of the jig body, the rotary table is rotatably installed inside the stepped hole, a knob is arranged on the upper portion of the rotary table, a middle clamping edge is arranged on the lower portion of the rotary table, the middle clamping edge comprises a cylinder connected with the rotary table and a clamping plate arranged at one end of the cylinder, and the length and the width of the clamping plate are both greater than those of the cylinder; the jig is characterized in that a ring plate is arranged on one side of the upper portion of the knob and is installed in the stepped hole, two groups of side clamping edges are symmetrically arranged on two sides of the lower portion of the jig body, and side clamping hooks which are oppositely arranged are arranged on the side clamping edges.
2. A jig for disassembling a server cover plate according to claim 1, wherein a handle is disposed on an upper portion of the jig body.
3. The jig for disassembling the server cover plate according to claim 2, wherein both ends of the handle are movably connected to the jig body by a pin, and the jig body is provided with a receiving groove for receiving the handle.
4. A tool for disassembling server cover plates according to claim 3, wherein a poking plate is disposed on one side of the handle, and a finger slot corresponding to the position of the poking plate is disposed on the tool body.
5. A jig for disassembling a server cover plate according to claim 1, wherein a plurality of positioning pins are disposed on a lower portion of the jig body, and the positioning pins are inserted into the CPU fan mounting holes.
6. A tool for disassembling server cover plates according to claim 1, wherein the lower portion of the tool body is provided with a plurality of suckers, and the suckers are located on the upper portion of the cover plate.
7. A jig for disassembling a server cover plate according to any one of claims 1 to 6, wherein the rotary plate is an elliptical cam, mounting holes are formed in both sides of the jig body, guide plates are arranged on both sides of the lower portion of each mounting hole, guide grooves are formed between the guide plates on both sides, the side clamping edges are installed inside the mounting holes, each side clamping edge comprises a sliding block movably installed inside the corresponding mounting hole and an installation plate arranged on one side of the corresponding sliding block, the installation plates are installed on the jig body, the installation plates are connected with the sliding blocks through a plurality of springs, and the side clamping hooks are installed on the sliding blocks.
8. A tool for disassembling server cover plates according to claim 7, wherein a limiting fixture block is provided inside the stepped hole, and a limiting chuck engaged with the limiting fixture block is provided on the rotary plate.
9. The tool of claim 7, wherein the tool body, the ring plate and the turntable are made of transparent materials, and the side clamping edges and the middle clamping edge are made of No. 45 carbon structural steel.
10. The tool of claim 7, wherein the ring plate is detachably connected to the tool body by bolts, the middle clamping edge is detachably connected to the turntable by bolts, and the side clamping edges are detachably connected to the tool body by bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010254406.8A CN111409038B (en) | 2020-04-02 | 2020-04-02 | Tool for disassembling server cover plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010254406.8A CN111409038B (en) | 2020-04-02 | 2020-04-02 | Tool for disassembling server cover plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111409038A CN111409038A (en) | 2020-07-14 |
| CN111409038B true CN111409038B (en) | 2021-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010254406.8A Active CN111409038B (en) | 2020-04-02 | 2020-04-02 | Tool for disassembling server cover plate |
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| Country | Link |
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| CN (1) | CN111409038B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202010000012U1 (en) * | 2010-01-07 | 2010-08-12 | Wu, Pi-Liang, Tai-Ping City | Removal tool for protective cover of the nut of a wheel rim |
| CN203062287U (en) * | 2012-12-09 | 2013-07-17 | 重庆盾铭电磁阀有限公司 | Rotating cam clamping device |
| CN205835203U (en) * | 2016-06-14 | 2016-12-28 | 潘敏舟 | A kind of device for releasing closures for opening CPU top cover |
| CN107940160B (en) * | 2017-12-04 | 2019-11-05 | 中国刑事警察学院 | A kind of water conservancy construction capping provision for disengagement |
| CN108312108A (en) * | 2018-02-10 | 2018-07-24 | 赵晓月 | A kind of CPU auxiliary hood-opening device and method |
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2020
- 2020-04-02 CN CN202010254406.8A patent/CN111409038B/en active Active
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| CN111409038A (en) | 2020-07-14 |
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