CN114131320B - Multi-screw synchronous locking device and PCB radiator installation method - Google Patents
Multi-screw synchronous locking device and PCB radiator installation method Download PDFInfo
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- CN114131320B CN114131320B CN202111554237.0A CN202111554237A CN114131320B CN 114131320 B CN114131320 B CN 114131320B CN 202111554237 A CN202111554237 A CN 202111554237A CN 114131320 B CN114131320 B CN 114131320B
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- 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
- B23P19/04—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 assembling or disassembling parts
- B23P19/06—Screw or nut setting or loosening machines
- B23P19/069—Multi-spindle machines
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- Cooling Or The Like Of Electrical Apparatus (AREA)
- Mounting Of Printed Circuit Boards And The Like (AREA)
Abstract
The invention relates to the technical field of radiator installation, and discloses a multi-screw synchronous locking device and a radiator installation method of a PCB (printed circuit board), wherein the multi-screw synchronous locking device comprises: tray and support, install drive arrangement and screwdriver fixed plate on the support, drive arrangement is used for synchronous drive a plurality of screwdrivers of installation on the screwdriver fixed plate, still install on the support and be used for adjusting the screwdriver fixed plate with the high adjusting device of the interval of tray. The screwdriver fixing plate is used for limiting the screwdriver, so that the screwdriver is not prone to deflection in operation engineering, the height adjusting device is used for adjusting the operation height of the screwdriver fixing plate, the operation heights of the multiple screwdrivers can be kept consistent, the multiple screwdrivers are driven synchronously through the driving device, the locking of the screws is completed, and the phenomenon of uneven stress is greatly avoided in the whole installation process.
Description
Technical Field
The invention relates to the technical field of radiator installation, in particular to multi-screw synchronous locking equipment and a PCB radiator installation method.
Background
Since the PCB is provided with electronic devices such as chips having a relatively large amount of heat generation, many PCBs have heat sink assemblies mounted thereon at specific positions. In the prior art, a heat sink with spring screws is commonly used, and is usually fixed by sequentially locking the spring screws.
Taking the case of installing the heat sink on the chip, the spring screws are sequentially locked, so that the heat sink can be subjected to overturning moment in the locking process, and as the distance between the heat sink and the PCB is originally small, and a plurality of other electronic devices are densely distributed on the PCB, some electronic devices can be possibly damaged by the overturning of the heat sink, so that the PCB faults are caused, and the faults are often not easy to be checked. At the same time, this approach is also not friendly to the contact of the chip and the heat sink interface material.
To avoid this, it is also attempted to lock a single spring screw in multiple steps on a production line to ensure that the heat sink is as level as possible during the installation process. However, this approach is not quantitative and reduces the operating efficiency of the production line.
Therefore, how to improve the mounting reliability of the heat sink and improve the mounting efficiency of the heat sink is an urgent technical problem to be solved in the field.
Disclosure of Invention
The invention aims to provide a multi-screw synchronous locking device and a PCB radiator installation method, and solves the technical problems.
In order to achieve the purpose, the invention adopts the following technical scheme:
in a first aspect, the present invention provides a multi-screw synchronous locking device, including: a tray and a bracket;
the bracket is provided with a driving device and a screwdriver fixing plate; the driving device is arranged on one side, far away from the tray, of the screwdriver fixing plate and is used for synchronously driving a plurality of screwdrivers arranged on the screwdriver fixing plate; the handle end of the screwdriver is used for being connected with the output end of the driving device, and the locking end of the screwdriver extends into a position between the screwdriver fixing plate and the tray;
and the bracket is also provided with a height adjusting device for adjusting the distance between the screwdriver fixing plate and the tray.
Optionally, the driving device includes a motor, a main driving shaft driven by the motor to rotate, a synchronous transmission assembly connected with the main driving shaft, and a plurality of coupling driving shafts connected with the synchronous transmission assembly;
the synchronous transmission assembly is used for synchronously transmitting the power of the main driving shaft to the plurality of coupling driving shafts so as to control the plurality of coupling driving shafts to synchronously rotate;
each coupler driving shaft is connected with a universal coupler, and one end, far away from the coupler driving shaft, of the universal coupler is used for being connected with the tool shank end of the screwdriver.
Optionally, the bracket includes a top plate and two side plates mounted on the tray at intervals, and two ends of the top plate are respectively fixedly connected with one ends of the two side plates far away from the tray;
the driving device is arranged on the top plate;
the height adjusting device comprises two screw rods, the two screw rods are respectively arranged on the two side plates, and a height adjusting piece is connected to the screw rods in a threaded manner;
two ends of the screwdriver fixing plate are respectively borne on the height adjusting piece.
Optionally, the synchronous drive assembly is a gearbox.
Optionally, screw fixing pieces for fixing the screws are mounted on opposite sides of the two side plates;
the opposite sides of the two side plates are respectively provided with a slide rail, the slide rails are connected with slide blocks in a sliding manner, and the slide blocks are fixedly connected with slide block connecting plates for mounting the screwdriver fixing plates;
a height adjusting groove is formed in the side plate along the length direction of the screw; and a supporting fork arm is arranged on one side, away from the screwdriver fixing plate, of the sliding block connecting plate, penetrates through the height adjusting groove and is supported on the top end of the height adjusting piece.
Optionally, a pair of the slide rails is installed on one of the side plates, and the pair of the slide rails is symmetrically arranged on two sides of the height adjusting groove.
Optionally, a pair of mounting chutes for slidably mounting the screwdriver fixing plate is symmetrically formed on opposite sides of the two slider connecting plates;
the notches of the two mounting sliding grooves are arranged in opposite directions, and one end of each mounting sliding groove penetrates through one end face of the sliding block connecting plate.
Optionally, the groove edge of the height adjusting groove is provided with a scale along the length direction of the screw.
Optionally, the screwdriver fixed plate is further connected with an auxiliary jacking device, and the auxiliary jacking device can drive the screwdriver fixed plate to jack towards the direction far away from the tray.
In a second aspect, the present invention further provides a method for installing a PCB heat sink, which uses the above-mentioned multi-screw synchronous locking device, and the method for installing a heat sink includes:
determining the operation height of the screwdriver fixing plate according to the size parameter of the PCB on which the radiator is stacked;
the operating height of the screwdriver fixing plate is adjusted through the height adjusting device, and the screwdriver fixing plate is parallel to the tray;
connecting a plurality of output ends of the driving device with a plurality of screwdrivers on the screwdriver fixing plate respectively;
jacking a screwdriver fixing plate, and placing the PCB stacked with the radiator in a locking operation area of the tray;
restoring the screwdriver fixing plate to the position before jacking to enable the plurality of screwdrivers to be respectively contacted with the plurality of spring screws on the radiator;
starting a driving device to synchronously drive a plurality of screwdrivers to complete locking of spring screws;
lifting the screwdriver fixing plate, and taking out the PCB from the locking operation area;
wherein, the operation height is the interval of screwdriver fixed plate and tray.
The invention has the beneficial effects that: spacing through the screwdriver fixed plate to the screwdriver, make the screwdriver be difficult for taking place to deflect in the operation engineering, adjust the operation height of screwdriver fixed plate through height adjusting device, make the operation height of a plurality of screwdrivers keep unanimous, and then through a plurality of screwdrivers of drive arrangement synchro-driven, accomplish the lock of screw and pay, in the whole installation, the inhomogeneous phenomenon of atress has greatly been avoided, the difficult upset moment that produces, the phenomenon of one end upset can not take place, make radiator interface material can evenly pressurized, and simultaneously, because the lock of a plurality of screws is paid once only to accomplish, the installation effectiveness of radiator has greatly been promoted.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor.
Fig. 1 is a schematic structural diagram of a PCB stacked with a heat sink according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a multi-screw synchronous locking device according to an embodiment of the present invention;
fig. 3 is a flowchart of a method for mounting a PCB heat sink according to an embodiment of the present invention.
In the figure:
10. a PCB; 11. a chip; 12. an electronic device; 20. a heat sink; 21. a heat-dissipating interface material; 30. a screw; 31. a spring; 40. a screwdriver;
50. a tray; 60. a support; 601. a top plate; 602. a side plate; 61. a height adjusting groove; 62. a slide rail; 621. a slider; 63. a screw fixing member; 70. a main drive shaft; 71. a coupling drive shaft; 72. a universal coupling; 80. a synchronous drive assembly; 90. a screwdriver fixing plate; 91. a support yoke; 92. a slider connecting plate; 921. installing a chute; 100. a height adjustment device; 101. a screw.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below are only a part of the embodiments of the present invention, and not all of the 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.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a PCB10 stacked with a heat sink 20 according to an embodiment of the present invention.
In this embodiment, the PCB10 is mounted with a plurality of electronic devices 12, including a chip 11, and a heat dissipation interface material 21 is disposed on an upper surface of the chip 11.
The heat sink 20 is provided with a plurality of screw mounting holes, and screws 30 are mounted in the screw mounting holes, as shown in fig. 1, the screws 30 are spring screws, a screw rod thereof is sleeved with a spring 31, a lower end of the spring 31 is fixed with a hole wall of the screw mounting hole, and an upper end of the spring 31 abuts against a lower surface of a screw head of the screw 30. The PCB10 is provided with a plurality of screw holes matching the screws 30.
Referring to fig. 2, fig. 2 is a schematic structural diagram of a multi-screw synchronous locking device according to an embodiment of the present invention.
This many screws are locking equipment in step includes: a tray 50 and a bracket 60 installed on an upper surface of the tray 50;
the bracket 60 is provided with a driving device and a screwdriver fixing plate 90; the driving device is arranged on one side of the screwdriver fixing plate 90 far away from the tray 50 and is used for synchronously driving the plurality of screwdrivers 40 arranged on the screwdriver fixing plate 90; the handle end (the upper end of the screwdriver 40 in fig. 2) of the screwdriver 40 is used for connecting with the output end of the driving device, and the locking end (the lower end of the screwdriver 40 in fig. 2) of the screwdriver 40 extends into the space between the screwdriver fixing plate 90 and the tray 50 and is used for connecting and turning the screw 30;
the holder 60 is further provided with a height adjusting means 100 for adjusting the distance between the screwdriver fixing plate 90 and the tray 50.
In this embodiment, the screw driver 40 is an elastic screw driver, the screw driver 40 is limited by the screw driver fixing plate 90, so that the screw driver 40 is not prone to deflection in an operation process, the operation height of the screw driver fixing plate 900 is adjusted by the height adjusting device 100, the operation heights of the screw drivers 40 can be kept consistent, and further the screw drivers 40 are driven synchronously by the driving device to complete locking of the screws 30.
Specifically, the bracket 60 includes a top plate 601 and two side plates 602 mounted on the tray 50 at intervals, and two ends of the top plate 601 are respectively fixedly connected with one ends of the two side plates 602 far away from the tray 50;
the driving device is arranged on the top plate 601; the height adjusting device 100 comprises two screws 101, the two screws 101 are respectively arranged on the two side plates 602, and the screws 101 are in threaded connection with height adjusting parts;
both ends of the screwdriver fixing plate 90 are respectively supported on a height adjusting member.
More specifically, the side plates 602 are disposed in parallel, and the rotation shafts of the plurality of screw drivers 40 are perpendicular to the upper surface of the tray 50 when the locking operation is performed.
In this embodiment, the two ends of the screwdriver fixing plate 90 are not fixed to the height adjusting member, and therefore, the screwdriver fixing plate 90 can be jacked by an external force or other auxiliary mechanisms, so that the loading operation is facilitated, the height adjusting member is used for limiting the minimum height of the screwdriver fixing plate 90, namely the operation height, but at the operation height, the loading operation is inconvenient due to the narrow space, therefore, the screwdriver fixing plate 90 is set to be of a jacking structure in the embodiment, and after the screwdriver fixing plate 90 is jacked, the PCB10 stacked with the heat sink 20 can be more conveniently placed in the locking operation area of the tray 50.
The jacking of the screwdriver fixing plate 90 can be realized by manpower or an auxiliary jacking device.
As a preferred embodiment, in particular, the screwdriver fixing plate 90 is further connected with an auxiliary jacking device, and the auxiliary jacking device can drive the screwdriver fixing plate 90 to jack in a direction away from the tray 50.
Specifically, the auxiliary jacking device adopts an air cylinder or a crank push rod, which enables the screwdriver fixing plate 90 to hover at any position above the working height.
Specifically, the drive means includes a motor (not shown in fig. 2), a main drive shaft 70, a synchromesh transmission assembly 80 connected with the main drive shaft 70, and a plurality of coupling drive shafts 71 connected with the synchromesh transmission assembly 80;
the synchronous transmission assembly 80 is used for synchronously transmitting the power of the main driving shaft 70 to the plurality of coupling driving shafts 71 so as to control the plurality of coupling driving shafts 71 to synchronously rotate;
each coupling driving shaft 71 is connected with a universal coupling 72, and one end of the universal coupling 72 away from the coupling driving shaft 71 is used for connecting with the cutter handle end of the screwdriver 40.
More specifically, the synchronizing drive assembly 80 is a gear box within which a speed change gear assembly is disposed. The specific structure of the speed change gear assembly is a conventional technical means in the field of transmission, and is not described herein again.
The synchronous transmission assembly 80 can transmit the rotation motion of the main driving shaft 70 to the coupling driving shafts 71, and then the universal coupling 72 drives the screwdrivers 40 to rotate, so that the driving force of the same motor is synchronously distributed to the screwdrivers 40, the synchronous rotation of the screwdrivers 40 is realized, and the simultaneous locking operation of the screwdrivers 30 on the heat sink 20 is further completed.
Specifically, the screw fixing parts 63 for fixing the screws 101 are mounted on the opposite sides of the two side plates 602;
the opposite sides of the two side plates 602 are respectively provided with a slide rail 62, the slide rail 62 is connected with a slide block 621 in a sliding manner, and the slide block 621 is fixedly connected with a slide block connecting plate 92 for mounting the screwdriver fixing plate 90;
a height adjusting groove 61 is formed in the side plate 602 along the length direction of the screw 101; and a supporting fork arm 91 is arranged on one side of the slider connecting plate 92, which is far away from the screwdriver fixing plate 90, and the supporting fork arm 91 penetrates through the height adjusting groove 61 and is supported at the top end of the height adjusting part.
Through set up the screw rod subassembly in the outside of curb plate 602 (being the back of the body side of both sides board 602), set up slider assembly in the inboard of curb plate 602 (being the opposite side of both sides board 602), can realize screwdriver fixed plate 90 more easily in the ascending motion of vertical direction, make height adjustment more convenient.
More specifically, a pair of slide rails 62 is mounted on the side plate 602, and the pair of slide rails 62 are symmetrically disposed on two sides of the height adjusting groove 61.
In the embodiment, the pair of slide rails 62 is symmetrically arranged on each side plate 602, so that the screwdriver fixing plate 90 can be lifted more stably and reliably.
Specifically, a pair of mounting sliding slots 921 for slidably mounting the screwdriver fixing plate 90 is symmetrically formed on the opposite sides of the two slider connecting plates 92;
the notches of the two mounting sliding grooves 921 are oppositely arranged, and one end of the mounting sliding groove 921 penetrates through one end face of the slider connecting plate 92.
The screwdriver fixing plate 90 of the embodiment is realized by adopting a sliding mounting mode, so that different types of screwdriver fixing plates 90 can be replaced more conveniently, and further, the multi-screw synchronous locking equipment can be matched with more types of heating panel installation operation, and the application range of the equipment is enlarged.
Specifically, in order to adjust the working height of the screwdriver fixing plate 90 more accurately, the present embodiment is further provided with a scale along the length direction of the screw 101 at the groove edge of the height adjusting groove 61.
Referring to fig. 3, fig. 3 is a flowchart of a method for mounting a PCB heat sink according to an embodiment of the present invention. The heat sink mounting method includes:
s110, determining the operation height of the screwdriver fixing plate according to the size parameters of the PCB on which the radiator is stacked.
Wherein, the operation height is the interval of screwdriver fixed plate and tray. In this step, the parameters mainly referred to for determining the operation height of the screwdriver fixing plate include: the dimension parameters of the PCB (mainly the vertical height of the PCB in the figure 1) and the length of the screwdriver are used for ensuring that the screwdriver can smoothly contact with the screw of the radiator to perform locking operation.
And S120, adjusting the operation height of the screwdriver fixing plate through the height adjusting device, and enabling the screwdriver fixing plate to be parallel to the tray.
In the step, the upper surface of the tray is a flat plane, the screwdriver fixing plate is a rectangular plate, the screwdrivers vertically penetrate through the screwdriver fixing plate, and when locking and paying operations are carried out, the rotating shafts of the screwdrivers are all perpendicular to the upper surface of the tray.
And S130, connecting a plurality of output ends of the driving device with a plurality of screwdrivers on the screwdriver fixing plate respectively.
After the output end of the driving device is connected with the screwdriver, downward pressure is given to the screwdriver, so that the locking end of the driving device can be tightly abutted against a corresponding screw on the radiator.
S140, jacking a screwdriver fixing plate, and placing the PCB stacked with the radiator in a locking operation area of the tray.
The locking operation area of the tray is an area formed by enclosing the screwdriver fixing plate, the two side plates and the tray, and the PCB is placed in the area.
S150, restoring the screwdriver fixing plate to the position before jacking, and enabling the plurality of screwdrivers to be respectively contacted with the plurality of screws on the radiator.
And S160, starting a driving device, and synchronously driving a plurality of screw drivers to complete screw locking.
S170, lifting the screwdriver fixing plate, and taking out the PCB from the locking operation area.
After the step S170, if the same type of heat sinks need to be continuously installed, the step S140 is only required, and the installation method is repeated in such a cycle, so that the installation method is very convenient and fast, and the installation efficiency is greatly improved.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "inside", "outside", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (9)
1. A multi-screw synchronous locking device is characterized by comprising: a tray (50) and a bracket (60);
the bracket (60) is provided with a driving device and a screwdriver fixing plate (90); the driving device is arranged on one side, away from the tray (50), of the screwdriver fixing plate (90) and used for synchronously driving a plurality of screwdrivers (40) arranged on the screwdriver fixing plate (90); the handle end of the screwdriver (40) is used for being connected with the output end of the driving device, and the locking end of the screwdriver (40) extends into a position between the screwdriver fixing plate (90) and the tray (50);
the bracket (60) is also provided with a height adjusting device (100) for adjusting the distance between the screwdriver fixing plate (90) and the tray (50);
the bracket (60) comprises two side plates (602) which are arranged on the tray (50) at intervals;
the height adjusting device (100) comprises two screw rods (101), the two screw rods (101) are respectively arranged on the two side plates (602), and a height adjusting piece is connected to the screw rods (101) in a threaded manner;
screw rod fixing parts (63) for fixing the screw rods (101) are arranged on the opposite sides of the two side plates (602);
the opposite sides of the two side plates (602) are respectively provided with a slide rail (62), the slide rails (62) are connected with slide blocks (621) in a sliding manner, and the slide blocks (621) are fixedly connected with slide block connecting plates (92) used for installing the screwdriver fixing plate (90);
a height adjusting groove (61) is formed in the side plate (602) along the length direction of the screw (101); and a supporting fork arm (91) is installed on one side, far away from the screwdriver fixing plate (90), of the slider connecting plate (92), and the supporting fork arm (91) penetrates through the height adjusting groove (61) and is supported on the top end of the height adjusting piece.
2. A multi-screw synchronous locking device according to claim 1, wherein the driving means comprises a motor, a main driving shaft (70) driven to rotate by the motor, a synchronous transmission assembly (80) connected with the main driving shaft (70), and a plurality of coupling driving shafts (71) connected with the synchronous transmission assembly (80);
the synchronous transmission assembly (80) is used for synchronously transmitting the power of the main driving shaft (70) to the plurality of coupling driving shafts (71) so as to control the plurality of coupling driving shafts (71) to synchronously rotate;
each coupler driving shaft (71) is connected with a universal coupler (72), and one end, far away from the coupler driving shaft (71), of the universal coupler (72) is used for being connected with the handle end of the screwdriver (40).
3. The multi-screw synchronous locking and paying equipment is characterized in that the support (60) comprises a top plate (601), and two ends of the top plate (601) are fixedly connected with one ends of two side plates (602) far away from the tray (50) respectively;
the driving device is mounted on the top plate (601);
two ends of the screwdriver fixing plate (90) are respectively supported on the height adjusting piece.
4. A multi-screw synchronous lock-pay device according to claim 2, wherein the synchronous drive assembly (80) is a gear box.
5. The multi-screw synchronous locking and paying device as claimed in claim 1, wherein a pair of the sliding rails (62) are mounted on one side plate (602), and the pair of the sliding rails (62) are symmetrically arranged on two sides of the height adjusting groove (61).
6. The multi-screw synchronous locking and paying equipment as claimed in claim 1, wherein a pair of mounting chutes (921) for slidably mounting the screwdriver fixing plate (90) are symmetrically formed on opposite sides of the two slider connecting plates (92);
the notches of the two installation sliding grooves (921) are arranged in opposite directions, and one end of the installation sliding groove (921) penetrates through one end face of the sliding block connecting plate (92).
7. A multi-screw synchronous locking device according to claim 1, wherein the groove edge of the height adjusting groove (61) is provided with a scale along the length direction of the screw rod (101).
8. The multi-screw synchronous locking and paying equipment as claimed in claim 1, wherein an auxiliary jacking device is further connected to the screwdriver fixing plate (90), and the auxiliary jacking device can drive the screwdriver fixing plate (90) to jack in a direction away from the tray (50).
9. A method for mounting a heat sink of a PCB, wherein the multi-screw synchronous locking device of any one of claims 1 to 8 is adopted, the method comprising:
determining the operation height of the screwdriver fixing plate according to the size parameter of the PCB on which the radiator is stacked;
the operating height of the screwdriver fixing plate is adjusted through the height adjusting device, and the screwdriver fixing plate is parallel to the tray;
connecting a plurality of output ends of the driving device with a plurality of screwdrivers on the screwdriver fixing plate respectively;
jacking a screwdriver fixing plate, and placing the PCB stacked with the radiator in a locking operation area of the tray;
restoring the screwdriver fixing plate to the position before jacking to enable the plurality of screwdrivers to be respectively contacted with the plurality of screws on the radiator;
starting a driving device, synchronously driving a plurality of screw drivers and completing screw locking;
lifting the screwdriver fixing plate, and taking out the PCB from the locking operation area;
wherein, the operation height is the interval of screwdriver fixed plate and tray.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111554237.0A CN114131320B (en) | 2021-12-17 | 2021-12-17 | Multi-screw synchronous locking device and PCB radiator installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111554237.0A CN114131320B (en) | 2021-12-17 | 2021-12-17 | Multi-screw synchronous locking device and PCB radiator installation method |
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| Publication Number | Publication Date |
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| CN114131320A CN114131320A (en) | 2022-03-04 |
| CN114131320B true CN114131320B (en) | 2022-11-11 |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100268273B1 (en) * | 1997-01-28 | 2000-10-16 | 윤종용 | Bolt screwing device and method |
| CN105058041A (en) * | 2015-09-14 | 2015-11-18 | 苏州博众精工科技有限公司 | Two-position locking mechanism |
| CN105414943B (en) * | 2015-12-02 | 2018-06-01 | 深圳创维－Rgb电子有限公司 | The equipment and automated assembling system of automatic assembling screw |
| CN107443061B (en) * | 2017-08-09 | 2019-08-27 | 浙江科技学院（浙江中德科技促进中心） | A kind of adjustable automatic locking screw machine of planetary gear multiaxis |
| CN107717430A (en) * | 2017-11-15 | 2018-02-23 | 嘉善县晓海金属制品厂（普通合伙） | A kind of multi-functional screwing device |
| CN210633239U (en) * | 2019-08-29 | 2020-05-29 | 苏州浪潮智能科技有限公司 | Synchronous lock of many screws of GPU radiator attaches instrument |
| CN212351809U (en) * | 2020-04-10 | 2021-01-15 | 苏州浪潮智能科技有限公司 | Screw secondary lock attaches spacing fixed auxiliary fixtures |
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