CN108601242A - It is a kind of to solve the problems, such as the difficult device with interior tooth into tin of pcb board nut absorption - Google Patents
It is a kind of to solve the problems, such as the difficult device with interior tooth into tin of pcb board nut absorption Download PDFInfo
- Publication number
- CN108601242A CN108601242A CN201810549333.8A CN201810549333A CN108601242A CN 108601242 A CN108601242 A CN 108601242A CN 201810549333 A CN201810549333 A CN 201810549333A CN 108601242 A CN108601242 A CN 108601242A
- Authority
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- China
- Prior art keywords
- patch plug
- patch
- locating piece
- extension
- contraction control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/36—Assembling printed circuits with other printed circuits
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/22—Secondary treatment of printed circuits
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Insertion Pins And Rivets (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a kind of extension and contraction control part, locating piece, elastic components for solving the problems, such as the difficult device with interior tooth into tin of pcb board nut absorption, including patch plug, being arranged inside patch plug；It is provided with inside groove in the patch plug, it is provided with the locating piece guide hole communicated with inside groove on patch plug side wall, the locating piece includes sliding block and locating rod, and the locating rod of locating piece stretches out patch plug side wall by locating piece guide hole, and extension and contraction control part is located at by the pilot hole of patch beyond the Great Wall in inside groove；The extension and contraction control part includes extension and contraction control block, and the locating piece is coordinated by sliding block and extension and contraction control block.Since bottom surface is blocked by the patch plug egative film of patch plug, scolding tin can not penetrate into the screw thread of screw hole, ensure that screw can normally screw in nut.Guide rod is retracted from patch plug circle pillar surface when screwing in screw, and patch plug is ejected screw hole, recycling patch plug.Whole process solves sucker and can not adsorb, and screw thread is into two problems of tin.
Description
Technical field
The present invention relates to server pcb board field, specifically a kind of solution pcb board nut adsorbs difficult and interior tooth
Into the device of tin problem.
Background technology
In PCBA (assembly printed circuit board) board field, need that other circuit boards or protection are installed on circuit boards
Cover, commonly a kind of mode is the mesh by a kind of nut-welding of cylinder in corresponding position or corresponding hole by soldering
Preceding commonly a kind of nut outer shape is that step (shown in Figure of description 8) is covered with scolding tin on lower step cylindrical surface,
Then fixed device will be needed to be fixed on nut with screw fourth, and the positioning of nut just seems extremely important with welding quality
If nut positioning is inaccurate, the component to be docked with nut just can not be fixed accurately；If quality is not after nut is fixed
It gets well, for example the screw thread of nut occurs, into tin (scolding tin melted when welding enters screw thread along nut lower surface), to lead to spiral shell
Female lower part screw thread disappears, and causes mating screw fourth that can not be locked into.
And need to suck up nut by sucker when welding and be moved to corresponding position, but with through-hole
Nut is difficult to be adsorbed, and is all at present a kind of thin in the stickup of the upper surface (non-solder face) of nut about the Basic practice in industry
Thin patch, screw hole is blocked, and such sucker inhales the travelling nut on patch.This general traditional method, temporarily solves
Absorption problem, but side effect is also very big.This nut after upper surface attaches patch, in mounting circuit boards or
When protective cover, manually to tear this patch, otherwise can not from top precession screw, however, tear patch this
It is a action be also it is relatively difficult, differ since the form size of patch design respectively has, some manufacturers in order to save a cost, if
Meter slightly it is small a bit, will result in patch is difficult to tear because patch area itself is less than the area of plane of nut upper surface,
So the place that do not turn up, needs manually to be opened with nail button, special waste of manpower and working hour, efficiency is very low.
So need a kind of device now, it can not only prevent screw thread there is a situation where into tin, but also can ensure sucker suction
Convenience.
Invention content
The present invention is exactly to provide a kind of solution pcb board and adsorbed with nut to solve deficiencies of the prior art
It is difficult with interior tooth into the device of tin problem, push down on the guide rod of extension and contraction control part so that extension and contraction control block inside contract slot with
The sliding block of locating piece coordinates, and locating rod retraction patch plug round platform fills in patch plug from nut lower part, and patch plug round platform is stretched into screw hole, pasted
Plug frustum is attached at the screw thread mouth of nut lower part, and patch plug Negative plate paster is under the nut on portion bottom surface.It is then pushed up action-oriented bar, is led
The movement of extension and contraction control block is pushed to bar, the sliding block of locating piece, which skids off, under the limitation of elastic component and locating piece guide hole inside contracts slot, stretches
Contracting control block continues to move up, and is moved to sliding block and coordinates with overhanging slot, slipper push locating rod is overhanging, and locating rod tip is stuck in
On screw thread, patch plug entire so is just fixed in the screw hole of nut lower part, and patch plug egative film is close to nut bottom surface.Welding when
Time needs through sucker suction the plane on nut, and since bottom surface is blocked by patch plug, sucker can easily adsorb nut
Get up, is moved to corresponding position.Cylinder under nut is stretched into the welding hole of wiring board with nut by sucker when welding, is then carried out
Soldering and welding, since bottom surface is blocked by the patch plug egative film of patch plug, scolding tin can not penetrate into the screw thread of screw hole, ensure that screw can
Normally to screw in nut.Screw presses against guide rod and moves down when screwing in screw, and extension and contraction control block moves down, locating piece
It is detached from overhanging slot, slides into inside contract slot under the action of the elastic member, guide rod is retracted from patch plug circle pillar surface, continues to screw in screw
Nail, patch plug are ejected screw hole, recycling patch plug.Whole process solves sucker and can not adsorb, and screw thread is into two problems of tin, device knot
Structure is simply repeatable to be utilized.
The technical scheme adopted by the invention to solve the technical problem is that：
A kind of to solve the problems, such as the difficult device with interior tooth into tin of pcb board nut absorption, including patch plug, setting is in patch plug
Extension and contraction control part, locating piece, the elastic component in portion；It is provided with inside groove in patch plug, determining of being communicated with inside groove is provided on patch plug side wall
Position part guide hole, the locating piece include sliding block and locating rod, and the locating rod of locating piece stretches out patch plug side wall by locating piece guide hole,
Extension and contraction control part is located at by the pilot hole of patch beyond the Great Wall in inside groove；The extension and contraction control part includes extension and contraction control block, the positioning
Part is coordinated by sliding block and extension and contraction control block.
The patch plug includes patch plug egative film, the patch plug frustum being located on patch plug egative film, the patch plug circle being located on patch plug frustum
Platform, there are two the locating piece guide holes, and two locating piece guide holes are coaxially located on patch plug round platform side wall, the locating piece guide hole axis
Vertical with round platform axis, the pilot hole is to fill in coaxial through-hole with patch.
The extension and contraction control block upper and lower ends are equipped with guide rod, and guide rod is slidably matched with pilot hole, the extension and contraction control
Two faces of the block towards locating piece guide hole, which are equipped with, inside contracts slot and overhanging slot, and the sliding block of described two locating pieces is connected by elastic component
It connects；Sliding block coordinates with overhanging slot when locating rod stretching, and sliding block coordinates with slot is inside contracted when locating rod is retracted.
The patch plug is that the first patch plug and the second patch are filled in along radial line subdivision, and the first patch plug section is equipped with closure pin,
The second patch plug section is equipped with the lipostomous coordinated with closure pin.
The part that after locating rod stretching, locating rod stretches out patch plug round platform is the tip of attaching nut screw thread.
It is described to inside contract slot and overhanging slot passes through inclined-plane and arc transition.
The patch fills in round platform attaching nut internal thread, and the patch fills in frustum attaching nut inner thread mouth, and the patch fills in egative film
Diameter is more than nut thread major diameter, is less than nut cylinder lower end diameter.
When the sliding block of locating piece and overhanging slot coordinate, the guide rod lower end of extension and contraction control block lower part is put down under patch plug egative film
Face is concordant, flat on the guide rod upper end on extension and contraction control block top and patch plug round platform when the sliding block of locating piece is with slot cooperation is inside contracted
Face is concordant.
The beneficial effects of the invention are as follows：
1, push down on the guide rod of extension and contraction control part so that extension and contraction control block inside contract slot and the sliding block of locating piece is matched
It closes, locating rod retraction patch plug round platform fills in patch plug from nut lower part, and patch plug round platform stretches into screw hole, and patch plug frustum is attached to nut
At the screw thread mouth of lower part, patch plug Negative plate paster is under the nut on portion bottom surface.It is then pushed up action-oriented bar, guide rod pushes flexible control
Clamp dog move, the sliding block of locating piece, which skids off, under the limitation of elastic component and locating piece guide hole inside contracts slot, extension and contraction control block continue to
Upper movement is moved to sliding block and coordinates with overhanging slot, and slipper push locating rod is overhanging, and locating rod tip is stuck on screw thread, whole in this way
A patch plug is just fixed in the screw hole of nut lower part, and patch plug egative film is close to nut bottom surface.It needs to pass through suction when welding
Disk is adsorbed on plane on nut, and since bottom surface is blocked by patch plug, sucker can easily get up nut absorption, be moved to phase
Answer position.Cylinder under nut is stretched into the welding hole of wiring board with nut by sucker when welding, then carries out soldering and welding, due to
Bottom surface is blocked by the patch plug egative film of patch plug, and scolding tin can not penetrate into the screw thread of screw hole, ensure that screw can be screwed in normally
Nut.Screw presses against guide rod and moves down when screwing in screw, and extension and contraction control block moves down, and locating piece is detached from overhanging slot,
It slides under the action of the elastic member and inside contracts slot, guide rod is retracted from patch plug circle pillar surface, continues to screw in screw, patch plug is ejected
Screw hole, recycling patch plug.Whole process solves sucker and can not adsorb, and for screw thread into two problems of tin, apparatus structure is simply repeatable
It utilizes.
It 2, all need not manually deliberately when filling in patch plug and ejection patch plug using guide rod driving locating piece action
Go operate.When filling in patch plug, needs press patch plug egative film lower plane and patch are filled in screw hole, take advantage of a situation and press guide rod into patch
Plug, the at this time overhanging slot cooperation sliding block of extension and contraction control block, locating rod stretching are withstood on the screw thread of nut.It is same when ejection patch plug
The mode of sample, on the guide bar, locating rod is retracted in patch plug on screw top, and patch plug deviates from threaded hole under the pressure of screw,
Whole process does not have extra program, and the process for sticking plaster piece than being mentioned in background technology is simpler, and device can be with
Recycling, saves material.
Description of the drawings
Fig. 1 is assembled view of the present invention；
Fig. 2 is that the present invention removes the second patch plug view；
Fig. 3 is extension and contraction control part view of the present invention；
Fig. 4 is that extension and contraction control part of the present invention coordinates view with locating piece, elastic component；
Fig. 5 is plate locating piece view of the present invention；
Fig. 6 is the present invention the first patch plug view；
Fig. 7 is the present invention the second patch plug view；
Fig. 8 is nut view of the present invention.
In figure：The patch plugs of 1- first, the patch plugs of 2- second, 3- extension and contraction control parts, 4- locating pieces, 5- elastic components, 6- nuts, 11-
Patch plug egative film, 12- patch plug frustums, 13- pilot holes, 14- inside grooves, 15- locating piece guide holes, 16- patch plug round platforms, 17- closure pins,
18- lipostomous, 31- guide rods, 32- extension and contraction control blocks, 33- inside contract slot, the overhanging slots of 34-, 41- sliding blocks, 42- locating rods, 43- points
Head, 61- tin coatings.
Specific implementation mode
For a better understanding of the present invention, the specific implementation mode of the present invention is explained in detail below in conjunction with the accompanying drawings.
A kind of to solve the problems, such as the difficult device with interior tooth into tin of pcb board nut absorption, including patch plug, setting is in patch plug
Extension and contraction control part 3, locating piece 4, the elastic component 5 in portion；It is provided with inside groove 14 in the patch plug, is provided with and 14 phase of inside groove on patch plug side wall
Logical locating piece guide hole 15,15 quantity of locating piece guide hole are typically chosen as 1-4, and the extension and contraction control part 3 and inside groove 14 are done accordingly
Adjusting Shape.The locating piece 4 includes sliding block 41 and locating rod 42, and the locating rod 42 of locating piece 4 is stretched by locating piece guide hole 15
Go out patch plug side wall, after the stretching of locating rod 42, the part that locating rod 42 stretches out patch plug round platform 16 is the tip of attaching nut screw thread
43.Extension and contraction control part 3 is located at by the pilot hole 13 of patch beyond the Great Wall in inside groove 14；The extension and contraction control part 3 includes extension and contraction control block
32, the locating piece 4 is coordinated by sliding block 41 and extension and contraction control block 32, and 14 form and dimension of inside groove coordinates 32 shape of extension and contraction control block
Shape.
The patch plug includes patch plug egative film 11, and the patch plug frustum 12 being located on patch plug egative film 11 is located on patch plug frustum 12
Patch plug round platform 16, patch plug egative film 11 and patch plug frustum 12 generally select flexible relative rubber material, can be preferably to spiral shell
Hole is blocked.The locating piece guide hole 15 preferably two, two locating piece guide holes 15 are coaxially located on patch plug 16 side wall of round platform, separately
A kind of scheme is that two locating piece guide holes, 15 axis is parallel and not coaxial, inside contracts slot 33 and overhanging slot on extension and contraction control block 32 at this time
Do corresponding adjustment in 34 positions.15 axis of locating piece guide hole with patch plug 16 axis of round platform it is vertical, the pilot hole be with
The parallel through-hole of patch plug axis.
32 upper and lower ends of extension and contraction control block are equipped with guide rod 31, and guide rod 31 is slidably matched with pilot hole 13, described
Two faces of the extension and contraction control block 32 towards locating piece guide hole 15, which are equipped with, inside contracts slot 33 and overhanging slot 34, described two locating pieces 4
Sliding block 41 connected by elastic component 5；Sliding block 41 coordinates with overhanging slot 34 when locating rod 42 is stretched out, sliding block when locating rod 42 is retracted
41 coordinate with slot 33 is inside contracted.When the sliding block 41 of locating piece 4 and overhanging slot 34 coordinate, the guide rod 31 of 32 lower part of extension and contraction control block
Lower end is concordant with patch plug 11 lower plane of egative film, when the sliding block 41 of locating piece 4 is with the cooperation of slot 33 is inside contracted, 32 top of extension and contraction control block
31 upper end of guide rod with patch plug round platform 16 on plane it is concordant
It drives locating piece 4 to act using guide rod 31, all need not manually be carved when filling in patch plug and ejection patch plug
Meaning goes operation to be used for fixed locating piece 4.When filling in patch plug, needs press patch plug 11 lower plane of egative film and patch are filled in spiral shell
Hole takes advantage of a situation and presses guide rod 31 into patch plug, and the cooperation sliding block 41 of overhanging slot 34 of extension and contraction control block 32, locating rod 42 stretch out top at this time
On the screw thread of nut.Same mode, screw are withstood on guide rod 31 when ejection patch plug, and locating rod 42, which is retracted, pastes plug
Interior, patch plug deviates from threaded hole under the pressure of screw.
The patch plug is that the first patch plug 1 and second pastes plug 2 along radial line subdivision, and the first patch 1 section of plug is equipped with closure
Pin 17, the second patch 2 sections of plug are equipped with the lipostomous 18 coordinated with closure pin 17.Spiral shell in patch plug 16 attaching nut of round platform
Line, the patch fill in 12 attaching nut inner thread mouth of frustum, and patch plug 11 diameter of egative film is more than nut thread major diameter, is less than nut
Cylinder lower end diameter.
Operating process of the present invention is：Push down on the guide rod 31 of extension and contraction control part 3 so that extension and contraction control block 32 inside contracts
Slot 33 and the sliding block 41 of locating piece 4 coordinate, and the retraction patch plug round platform 16 of locating rod 42 fills in patch plug, patch plug round platform from nut lower part
16 stretch into screw hole, and patch plug frustum 12 is attached at the screw thread mouth of nut lower part, and patch plug egative film 11 is attached in nut bottom face.So
After push up guide rod 31, guide rod 31 pushes extension and contraction control block 32 to move, in the limitation of elastic component 5 and locating piece guide hole 15
The sliding block 41 of lower locating piece 4, which skids off, inside contracts slot 33, and extension and contraction control block 32 continues to move up, and is moved to sliding block 41 and overhanging slot 34
Cooperation, sliding block 41 push locating rod 42 overhanging, and 42 tip 43 of locating rod is stuck on screw thread, and patch plug entire so is just fixed on nut
In the screw hole of lower part, patch plug egative film 11 is close to nut bottom surface.
The plane on nut is needed through sucker suction when welding, since bottom surface is blocked by patch plug, sucker can
Easily nut absorption to be got up, it is moved to corresponding position.Cylinder under nut is stretched into circuit by sucker with nut when welding
Then the welding hole of plate carries out soldering and welding, since bottom surface is blocked by the patch plug egative film 11 of patch plug, scolding tin can not penetrate into screw hole
Screw thread, ensure that screw can normally screw in nut.Screw presses against under guide rod 31 when screwing in screw
It moves, extension and contraction control block 32 moves down, and locating piece 4 is detached from overhanging slot 34, and sliding block 41 is matched with slot 33 is inside contracted under the action of elastic component 5
It closes, guide rod 31 is retracted from patch plug 16 cylinder of round platform, continues to screw in screw, patch plug is ejected screw hole, recycling patch plug.Entire mistake
Journey solves sucker and can not adsorb, and into two problems of tin, apparatus structure is simply repeatable to be utilized screw thread.
The above embodiment is a preferred embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, it is other it is any without departing from the spirit and principles of the present invention made by changes, modifications, substitutions, combinations, simplifications,
Equivalent substitute mode is should be, is included within the scope of the present invention.
Claims (8)
1. a kind of solving the problems, such as the difficult device with interior tooth into tin of pcb board nut absorption, characterized in that filled in including patch, setting
Extension and contraction control part, locating piece, elastic component inside patch plug；It is provided with inside groove in patch plug, is provided on patch plug side wall and inside groove
The locating piece guide hole communicated, the locating piece include sliding block and locating rod, and the locating rod of locating piece is stretched out by locating piece guide hole
Patch plug side wall, extension and contraction control part are located at by the pilot hole of patch beyond the Great Wall in inside groove；The extension and contraction control part includes extension and contraction control block,
The locating piece is coordinated by sliding block and extension and contraction control block.
2. a kind of device solving the problems, such as pcb board nut absorption difficulty with interior tooth into tin according to claim 1, special
Sign is that the patch plug includes patch plug egative film, the patch plug frustum being located on patch plug egative film, the patch plug round platform being located on patch plug frustum,
There are two the locating piece guide holes, two locating piece guide holes be coaxially located at patch plug round platform side wall on, the locating piece guide hole axis with
Patch plug round platform axis is vertical, and the pilot hole is and the parallel through-hole of patch plug axis.
3. according to a kind of claims 1 or 2 wherein described in one solve the problems, such as the absorption of pcb board nut it is difficult with interior tooth into tin
Device, characterized in that the extension and contraction control block upper and lower ends are equipped with guide rod, and guide rod is slidably matched with pilot hole, institute
It states two faces of the extension and contraction control block towards locating piece guide hole and is equipped with and inside contract slot and overhanging slot, the sliding block of described two locating pieces is logical
Cross elastic component connection；Sliding block coordinates with overhanging slot when locating rod stretching, and sliding block coordinates with slot is inside contracted when locating rod is retracted.
4. a kind of device solving the problems, such as pcb board nut absorption difficulty with interior tooth into tin according to claim 1, special
Sign is that the patch plug is that the first patch plug and the second patch are filled in along radial line subdivision, and the first patch plug section is equipped with closure pin, described
Second patch plug section is equipped with the lipostomous coordinated with closure pin.
5. a kind of device solving the problems, such as pcb board nut absorption difficulty with interior tooth into tin according to claim 1, special
Sign is, described after locating rod stretching, and the part that locating rod stretches out patch plug round platform is the tip of attaching nut screw thread.
6. a kind of device solving the problems, such as pcb board nut absorption difficulty with interior tooth into tin according to claim 1, special
Sign is, described to inside contract slot and overhanging slot passes through inclined-plane and arc transition.
7. a kind of device solving the problems, such as pcb board nut absorption difficulty with interior tooth into tin according to claim 2, special
Sign is that the patch fills in round platform attaching nut internal thread, and the patch fills in frustum attaching nut inner thread mouth, and the patch fills in egative film diameter
More than nut thread major diameter, it is less than nut cylinder lower end diameter.
8. a kind of device solving the problems, such as pcb board nut absorption difficulty with interior tooth into tin according to claim 3, special
Sign is, when the sliding block of locating piece and the cooperation of overhanging slot, guide rod lower end and the patch plug egative film lower plane of extension and contraction control block lower part
Concordantly, when the sliding block of locating piece is with slot cooperation is inside contracted, the guide rod upper end on extension and contraction control block top and plane on patch plug round platform
Concordantly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810549333.8A CN108601242B (en) | 2018-05-31 | 2018-05-31 | Device for solving problems of difficult adsorption of nuts and tin feeding of inner teeth for PCB |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810549333.8A CN108601242B (en) | 2018-05-31 | 2018-05-31 | Device for solving problems of difficult adsorption of nuts and tin feeding of inner teeth for PCB |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108601242A true CN108601242A (en) | 2018-09-28 |
| CN108601242B CN108601242B (en) | 2023-07-14 |
Family
ID=63629915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810549333.8A Active CN108601242B (en) | 2018-05-31 | 2018-05-31 | Device for solving problems of difficult adsorption of nuts and tin feeding of inner teeth for PCB |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108601242B (en) |
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| TW200616506A (en) * | 2004-11-01 | 2006-05-16 | Emi Stop Corp | Feeding belt having SMT devices and suction nozzle for moving a SMT device |
| JP2007035992A (en) * | 2005-07-28 | 2007-02-08 | Sharp Corp | Surface-mounted nut for printed wiring board |
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| US20090205191A1 (en) * | 2008-02-18 | 2009-08-20 | Fivetech Technology Inc. | Packaging method for assembling screw on printed circuit board |
| US20100088886A1 (en) * | 2008-10-09 | 2010-04-15 | Ting-Jui Wang | Packaging method for assembling captive screw to printed circuit board |
| EP2288241A1 (en) * | 2009-08-04 | 2011-02-23 | Siemens Aktiengesellschaft | Electric attachment assembly, method for its manufacture and usage |
| CN205629691U (en) * | 2016-05-12 | 2016-10-12 | 常州市武进恒辉通信设备有限公司 | Electronic component welding set convenient to use |
| CN208317141U (en) * | 2018-05-31 | 2019-01-01 | 郑州云海信息技术有限公司 | It is a kind of solve the problems, such as that the absorption of pcb board nut is difficult and interior tooth into tin device |
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2018
- 2018-05-31 CN CN201810549333.8A patent/CN108601242B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6399887B1 (en) * | 2000-06-05 | 2002-06-04 | Chiang Chun Lin | Stud assembly structure of computer mother board capable of being assembled by automatic machine |
| CN2547095Y (en) * | 2002-05-29 | 2003-04-23 | 林江俊 | Double-screw bolt package assembly capable of being absorbed by automatic tool |
| TW200616506A (en) * | 2004-11-01 | 2006-05-16 | Emi Stop Corp | Feeding belt having SMT devices and suction nozzle for moving a SMT device |
| JP2007035992A (en) * | 2005-07-28 | 2007-02-08 | Sharp Corp | Surface-mounted nut for printed wiring board |
| CN200962698Y (en) * | 2006-09-27 | 2007-10-17 | 许世桦 | Thermal fusion clamp pole structure |
| US20090205191A1 (en) * | 2008-02-18 | 2009-08-20 | Fivetech Technology Inc. | Packaging method for assembling screw on printed circuit board |
| US20100088886A1 (en) * | 2008-10-09 | 2010-04-15 | Ting-Jui Wang | Packaging method for assembling captive screw to printed circuit board |
| EP2288241A1 (en) * | 2009-08-04 | 2011-02-23 | Siemens Aktiengesellschaft | Electric attachment assembly, method for its manufacture and usage |
| CN205629691U (en) * | 2016-05-12 | 2016-10-12 | 常州市武进恒辉通信设备有限公司 | Electronic component welding set convenient to use |
| CN208317141U (en) * | 2018-05-31 | 2019-01-01 | 郑州云海信息技术有限公司 | It is a kind of solve the problems, such as that the absorption of pcb board nut is difficult and interior tooth into tin device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108601242B (en) | 2023-07-14 |
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