CN100492568C - Production of key bridge - Google Patents
Production of key bridge Download PDFInfo
- Publication number
- CN100492568C CN100492568C CNB2006100577512A CN200610057751A CN100492568C CN 100492568 C CN100492568 C CN 100492568C CN B2006100577512 A CNB2006100577512 A CN B2006100577512A CN 200610057751 A CN200610057751 A CN 200610057751A CN 100492568 C CN100492568 C CN 100492568C
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- Prior art keywords
- bridge formation
- bridge
- feed rod
- key
- housing
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- Expired - Fee Related
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 claims abstract description 19
- 230000015572 biosynthetic process Effects 0.000 claims description 104
- 230000009471 action Effects 0.000 claims description 6
- 238000007373 indentation Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims 1
- 239000002699 waste material Substances 0.000 abstract description 2
- 238000005755 formation reaction Methods 0.000 description 76
- 238000010586 diagram Methods 0.000 description 12
- 238000004804 winding Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 229920003023 plastic Polymers 0.000 description 5
- 239000004033 plastic Substances 0.000 description 5
- 238000000465 moulding Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
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- Moulds, Cores, Or Mandrels (AREA)
Abstract
The invention is concerned with the manufacture method of key bridging, which is the bridging structure that can provide the stable relative rotation and limited key travel and connect between the key cap and the bottom board, the steps are: takes out the bridge inner frame, the bridge outer frame and the infusing bar that shapes by the die, makes the right position of the combining part of the bridge inner frame and the bridge outer frame, the tool bring a force to the inner frame in order to combination and cut of the two parts, namely complete the bridge finished product, combines several bridge inner and outer frame on the infusing bar quickly, separates from the infusing bar in order to reduce the time and process for combine the key bridge, and avoid the waste of manpower and man-hour.
Description
Technical field
The present invention relates to a kind of manufacture method of key bridge, relate in particular to a kind of winding manufacture method between keycap and base plate, that the bridge formation structure that relatively rotates and limit key stroke reliably can be provided that is applied to.
Background technology
The button framework that applies to slight keyboard at present mainly comprise a keycap, build bridge (or being referred to as scissors-type interlock framework), a circuit board, one touch element, and a base plate (also have bridge formation be manufactured in a bridge plate, this circuit board is set again) between bridge plate and base plate, bridge formation mechanism technology then can be divided into two sports, and division is as follows:
One, as described in the 5278374th, 5555971,5964341, No. 6428223 patented technology of United States Patent (USP), it is that correspondence is provided with axle portion and pivot on the side stand body of inside casing and housing, but shortcoming is inside casing and housing and is difficult to combine, thereby is unfavorable for making.
Two, as described in No. 5630501 patented technology of United States Patent (USP), it utilizes the internal and external frames equity to be provided with protuberance and recess makes up interior housing in the cross-over connection mode, advantage is directly cross-over connection making of internal and external frames, and the corresponding relation of protuberance and recess can effectively be controlled key stroke.
With regard to the internal and external frames of assemblying keyboard key bridge structure, assembling one by one again after prior art must be built bridge each and be cut down earlier on the material bar of internal and external frames by material feeding, its contraposition work is difficulty quite, the internal and external frames part is usually by plastics ejection formation and a large amount of production, thereby reduced manufacturing cost, internal and external frames is after ejection formation is finished in addition, at first with internal and external frames from pulling down by the formed feed rod of runner, assembled separately again, need expend a large amount of man-hours, manufacturing cost improves relatively.
Summary of the invention
Main purpose of the present invention is to overcome the defective that exists in the above-mentioned prior art, a kind of simple and direct practicality is provided, is applied in the manufacture method that assemblying keyboard connects the key bridge between keycap and the base plate.
According to method of the present invention, it utilizes plastics to penetrate the main feed rod of back at a plurality of bridge formation inside casings of being connected with of die for molding or bridge formation housing, at first feed rod is taken out from mould in the lump together with a plurality of bridge formation inside casings or housing, again with feed rod be corresponding support with a plurality of bridge formation inside casings on it and a plurality of bridge formation housings mutually contraposition be in preparation winding state, the feed rod that this contraposition is finished is put into tool again, and the active force that applies by tool with each bridge formation inside casing and corresponding bridge formation housing with the pivot joint that combines of its joint portion, finish the winding of bridge formation finished product, and apply active force again will be in conjunction with a plurality of bridge formation finished products of finishing a time a row or once all severings from the feed rod, form each finished product of independently building bridge, by mode of the present invention, its speed of making the bridge formation finished product is than the speed of winding bridge formation is fast one by one in the prior art.
Assembling time and program that key bridge took be can reduce according to the manufacture method of key bridge of the present invention, the manpower that assembling repeatedly causes and the waste in man-hour avoided.
Description of drawings
Fig. 1 is the schematic diagram of step 1 of the present invention.
Fig. 2-1～2-2 is the schematic diagram of step 2 of the present invention.
Fig. 2-3～2-4 is step 3 of the present invention and the schematic diagram that cuts action.
Fig. 3 is the schematic diagram of step 4 of the present invention.
Fig. 4-1～4-3 is the schematic diagram of another execution mode of step 3 of the present invention.
Fig. 5 is the schematic diagram of bridge formation finished product of the present invention.
Embodiment
Relevant detailed description of the present invention and technology contents, existing accompanying drawings is as follows:
Method of the present invention, be to be used for making the bridge formation that makes the button location on the keyboard, bridge formation is made up of bridge formation housing 22 and bridge formation inside casing 21 (sees also Fig. 5, be the schematic diagram of bridge formation finished product of the present invention), bridge formation housing 22 possesses respectively with bridge formation inside casing 21 corresponding joint portion 211 is arranged, 221, to allow both articulate, wherein build bridge the spaces of ccontaining bridge formation inside casing 21 are arranged in the middle of the housing 22, make bridge formation inside casing 21 do limited rotation at bridge formation housing 22, bridge formation four ends that combined by this bridge formation inside casing 21 and bridge formation housing 22 are connected to keycap and keyboard board respectively, relatively rotating that keycap can be firm is provided, and the restriction keycap is on keyboard, bottom offset stroke and provide this keycap to be positioned function (above-mentioned bridge formation is a prior art constructions, below will repeat no more) on the keyboard.
See also Fig. 1, it is the schematic diagram of step 1 of the present invention, as shown in the figure, the present invention utilizes the injection molding manufacturing, plastics are injected among the mould after heating and melting becomes liquid plastic, sprue is arranged in the mould, the sprue arranged on both sides is provided with a plurality of secondary channels, it is communicated with the die cavity of moulding bridge formation inside casing 21 or bridge formation housing 22 respectively, liquid plastic flows along sprue after entering mould, enter die cavity by secondary channels again, then cooling forms bridge formation inside casing 21 or bridge formation housing 22 in die cavity, and sprue cooling back forms main feed rod 10,10 ', secondary channels forms secondary feed rod 12,12 ', wherein the design of secondary channels makes the secondary feed rod 12 of bridge formation inside casing 21 be positioned at maybe can to form between the secondary feed rod 12 ' of bridge formation housing 22 and is spaced, thereby can once obtain with secondary feed rod 12,12 ' is connected with the main feed rod 10 of a plurality of bridge formation housings 22 or bridge formation inside casing 21,10 '.
See also Fig. 2-1～2-2, be the schematic diagram of step 2 of the present invention, as shown in the figure, to be formed finishing, by in the mould with bridge formation inside casing 21 or bridge formation housing 22 together with its main feed rod 10,10 ' and secondary feed rod 12,12 ' under not severing state, take out in the lump, to carry out step 2; When step 1, form corresponding positioning convex portion 11 ' that engages and location indentations 11 on the main feed rod 10,10 ' in advance with the auxiliary step 2 of carrying out, therefore after taking out, be corresponding support with main feed rod 10,10 ', can utilize positioning convex portion 11 ' to engage with location indentations 11, make each bridge formation inside casing 21 all have corresponding bridge formation housing 22 can supply winding, wherein build bridge joint portion 211,221 superimposed the aligning up and down just of inside casing 21 and bridge formation housing 22 is in the position of preparation winding.
See also Fig. 2-3, it is the schematic diagram of step 3 of the present invention, as shown in the figure, to insert among the tool 30 main feed rod 10,10 ' just in time, tool 30 provides a directed force F to act on bridge formation inside casing 21 tops, move up in the joint portion of bridge formation housing 22 down the joint portion 211 of bridge formation inside casing 21 is stressed, and the clip of housing 22 joint portions 221 that are subjected to building bridge and wherein spacing, the bridge formation finished product finished.According to above-mentioned step procedure, bridge formation inside casing 21 and bridge formation housing 22 can be finished the combination operation of a large amount of bridge formations still being connected in main feed rod 10,10 ' when going up, and the practice is simple and easy and make things convenient for.
See also Fig. 2-4, Fig. 3, be of the present invention with the schematic diagram of bridge formation finished product by severing on the secondary feed rod 12, as shown in the figure, in order to build bridge by severing on the secondary feed rod 12,30 pairs of bridge formations of tool apply directed force F, stressed the moving down of building bridge, and, form the effect of severing producing rotation with secondary feed rod 12,12 ' junction.The present invention can utilize the tool 30 of step 3 after finishing pressing bridge formation inside casing 21 and bridge formation housing 22, continue to provide the directed force F should a severing of a plurality of bridge formation finished products, or carry out step 4, provide secondary action power F1 once more toward pressing down bridge formation by this tool 30, with the severing of bridge formation finished product, or an other tool 30 ' is set from bridge formation housing 22 these ends, after step 3 is finished, provide in contrast to another directed force F 2 of the directed force F of step 3, should locate the severing of overturning by secondary feed rod 12,12 ' by the bridge formation finished product.
See also Fig. 4-1～4-3, it is another execution mode schematic diagram of step 3 of the present invention, as shown in the figure, in building bridge in the step 3, housing 21,22 also comprise a step a before being combined into the bridge formation finished product, it is this main feed rod 10 that the present invention utilizes tool, 10 ' provide one fixedly positioning part 31 and place to build bridge in, housing 21,22 movable positioning part 32, at movable positioning part 32, in this bridge formation, housing 21,22 provide and apply a top power R that pulls, this top power R that pulls is positioned at the other surface of relativity power F action face (pressure R holds out against this activity positioning part 32 by spring 32, and transmit these tops power R that pulls) by this activity positioning part 32, so be connected secondary feed rod 12, bridge formation finished product on 12 ' is subjected to directed force F and unlikely upset, in avoiding building bridge, 21 of housing, 22 joint portions 211,221 depart from and can't correctly assemble.Wherein the winding of housing 21,22 is when applying directed force F in this bridge formation, bridge formation internal and external frames 21,22 utilizes directed force F and pressure R clamping and finishes winding, continue to be subjected to the directed force F effect again and should the bridge formation finished product and this pair feed rod 12,12 ' separate; In addition, also can be before step 3 make up bridge formation internal and external frames 21,22, tool 30 carries out the severing step earlier, wherein utilizes this activity positioning part 32 that the pressure R of clamping is provided, and, be combined into the bridge formation finished product again by should 21, the 22 first severings of bridge formation internal and external frames under the directed force F continuous action.
Of the present invention focusing on, after also moulding is finished in ejaculation, bridge formation inside casing 21 or bridge formation housing 22 be not yet from main feed rod 10,10 ' goes up under the situation of dismounting, promptly the build bridge assembly working of inside casing 21 and bridge formation housing 22, wherein with main feed rod 10,10 ' as corresponding support, make main feed rod 10, a plurality of bridge formation inside casings 21 on 10 ' all have corresponding bridge formation housing 22, and make in those bridge formations, housing 21,22 joint portion 211,221 align mutually, in the directed force F that provides by tool 30 is built bridge those again, housing 21,22 joint portion 211,221 windings, and provide a directed force F or secondary action power F1 or with 2, one times one rows of directed force F of the tool 30 ' opposite or once all will be in conjunction with the bridge formation finished product of finishing by secondary feed rod 12 with combinations of directions with same tool 30,12 ' goes up severing.Content of the present invention provides fast, a large amount of and step is simply built bridge assembling mode, compares with the mode that prior art must be assembled one by one, has novelty and progressive, and provides a brand-new research and development thinking for related industry circle.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. the manufacture method of a key bridge is characterized in that, comprising:
Step 1: respectively in building bridge outside frame mould and the bridge formation in the frame mould material feeding go out a feed rod that forms a plurality of bridge formation inside casings and bridge formation housing on it;
Step 2: take out bridge formation inside casing and bridge formation housing together with feed rod, and be corresponding support, make the relative binding site that is positioned at of each described bridge formation inside casing with the bridge formation housing with described feed rod;
Step 3: described bridge formation inside casing and bridge formation housing after previous step aligned are put into tool together with feed rod, apply an active force with described tool and allow the described bridge formation inside casing that aligns respectively and bridge formation housing connect with its corresponding joint portion to be made as the bridge formation finished product.
2. the manufacture method of key bridge according to claim 1 is characterized in that: the active force that the tool of described step 3 applied is the described bridge formation finished product of severing and separating with described feed rod simultaneously.
3. the manufacture method of key bridge according to claim 2, it is characterized in that: described tool is placed described feed rod with fixing positioning part, and place described bridge formation internal and external frames with movable positioning part, and described movable positioning part provides in contrast to the top of described active force and pulls power with the described bridge formation finished product of clamping.
4. the manufacture method of key bridge according to claim 1 is characterized in that: comprise that also one applies an active force and makes described bridge formation finished product and described feed rod severing separation steps four.
5. the manufacture method of key bridge according to claim 4 is characterized in that: the active force of described step 4 can be the secondary action power that the tool of step 3 applies.
6. the manufacture method of key bridge according to claim 1, it is characterized in that: described step 3 provides the top to pull also to comprise under the power clamp position severing step of utilizing the described bridge formation internal and external frames of active force severing that described tool applies at tool before the described bridge formation internal and external frames of combination.
7. the manufacture method of key bridge according to claim 6, it is characterized in that: described tool is placed described feed rod, and is placed described bridge formation internal and external frames with movable positioning part with fixing positioning part, and described movable positioning part provides in contrast to the top of described active force and pulls power with the described bridge formation internal and external frames of clamping.
8. the manufacture method of key bridge according to claim 1 is characterized in that: the positioning convex portion and the location indentations that form additional step two contrapositions on the bridge formation inside casing of described step 1 and the feed rod of bridge formation housing relatively.
9. the manufacture method of key bridge according to claim 1, it is characterized in that: the bridge formation inside casing of described step 1 and the feed rod of bridge formation housing divide into main feed rod and be connected in the bridge formation inside casing and bridge formation housing and main feed rod between secondary feed rod, the secondary feed rod of described bridge formation inside casing is between the secondary feed rod of bridge formation housing or form and to be spaced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100577512A CN100492568C (en) | 2006-02-27 | 2006-02-27 | Production of key bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100577512A CN100492568C (en) | 2006-02-27 | 2006-02-27 | Production of key bridge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101030490A CN101030490A (en) | 2007-09-05 |
| CN100492568C true CN100492568C (en) | 2009-05-27 |
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ID=38715740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100577512A Expired - Fee Related CN100492568C (en) | 2006-02-27 | 2006-02-27 | Production of key bridge |
Country Status (1)
| Country | Link |
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| CN (1) | CN100492568C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101673634B (en) * | 2008-09-12 | 2012-07-04 | 群光电子股份有限公司 | Scissor structure of keyboard, combination device and combination method |
| CN108987155B (en) * | 2018-06-15 | 2019-10-22 | 苏州市盛博亿特机电设备有限公司 | Notebook keycap support frame fast assembling mechanism |
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2006
- 2006-02-27 CN CNB2006100577512A patent/CN100492568C/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN101030490A (en) | 2007-09-05 |
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| PB01 | Publication | ||
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Granted publication date: 20090527 Termination date: 20170227 |
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| CF01 | Termination of patent right due to non-payment of annual fee |