CN204464092U - The structure-improved of the insulating base frame of side compression type switch - Google Patents
The structure-improved of the insulating base frame of side compression type switch Download PDFInfo
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- CN204464092U CN204464092U CN201520128878.3U CN201520128878U CN204464092U CN 204464092 U CN204464092 U CN 204464092U CN 201520128878 U CN201520128878 U CN 201520128878U CN 204464092 U CN204464092 U CN 204464092U
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- insulating base
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- side compression
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Abstract
The utility model is about a kind of structure-improved of insulating base frame of side compression type switch, this side compression type switch is provided with terminal group and button in insulating base frame accommodated inside space, can for key-side after press-side subgroup, electrically conducting is whether to make terminal group, and insulating base frame is in the adsorption plane of the one-body molded larger area of top surface, can for presetting the complete attaching of sucker, vacuum attraction, and positioning convex rod is convexly equipped with respectively outside insulating base frame two, outside then covers screening can, and screening can in panel be provided with perforation for button pass after expose outside, the weld part being provided with hanging type is extended again respectively in panel both sides, each weld part laterally cuts open respectively and is provided with holding tank in unsettled side direction, the insulating base frame apex suction face reaching side compression type switch can be drawn for presetting sucker, and the object be transported to smoothly on preinstalled circuit plate.
Description
Technical field
The utility model provides a kind of structure-improved of insulating base frame of side compression type switch, top larger area adsorption plane is espespecially utilized to be transferred to the insulating base frame of circuit board for default sucker suction, be in insulating base frame top by mould with the integrally formed large-area adsorption plane of plastic injection, and the sprue burr size on adsorption plane is less than the internal diameter size of default sucker, reaching can sucker root edge be complete is flattened on the object of adsorption plane carrying out vacuum attraction for presetting.
Background technology
At various electronics, in electric product, except the electronic components generally used, and can push switch be provided with, being turned on or off of electronic signal or power supply is switched by pressing mode, for carrying out control electronics, the running of electric product, such as be used in the button of taking pictures of digital camera, form the push switch of two-period form, there is once pressing focusing in advance, secondary pressing is taken pictures, the manipulation of picked-up image, also or portable electronic product (as smart mobile phone, panel computer or notebook computer or personal digital assistant etc.), all pressing type power source switch can be provided with, starting switch or volume adjustment switch or pressing type control switch etc., but current used push switch is because coordinating installation site or the installation approach difference of circuit board, then can form the pattern such as longitudinal push switch or lateral press formula switch, for coordinating various different electronic installation, the effect supplying longitudinal direction or lateral press is installed, and lateral press formula switch is light to meet electronic installation for reducing height, thin, short, little design, usually lateral press formula switch can be welded in circuit board surface with surface stuck (SMT), then as shown in Figure 8, the insulating base frame A of existing lateral press formula switch adds man-hour because carrying out mold tool plastic injection type, and by the plastics inlet of mould, be arranged at the medial margin A11 place of the groove A10 of insulating base frame A top planes A1, then can after demoulding in the medial margin A11 place of plane A1, produce the burr of sprue projection, do not affect the area that plane A1 is attracted by vacuum cup C, though can profiled insulation pedestal A smoothly, and after insulating base frame A outside covers shield shell B, side compression type switch is formed with group, but because the volume of side compression type switch is little, when carrying out processing operation, welding assembly operation is carried out for side compression type switch is delivered to circuit board, namely vacuum cup C must be utilized to attract side compression type switch after, could side compression type switch be transferred on circuit board, but because the insulating base frame A top planes A1 of side compression type switch has groove A10, when then vacuum cup C is for adsorbing plane A1, the root edge of vacuum cup C also cannot completely be flattened on plane A1, understand the laminating at vacuum cup C root edge and plane A1, be connected groove A10 place around and form gap, then when vacuum cup C carries out vacuum attraction to plane A1, and cannot vacuum state be reached, situation of losing heart can be produced in the groove A10 place of plane A1, after then insulating base frame A and shield shell B draws by vacuum cup C, because vacuum suction effect is not good, easily cause when transporting side compression type switch and form instability, the situation of rocking, more easily there is side compression type switch in attraction process to depart from vacuum cup C, the phenomenon dropped, cause side compression type switch to be dropped and damage or other electronic components on collision circuit board, impact processing operation is not smooth, and to circuit board, other electronic components or peripheral equipment etc. produces and damages impact, then when reality processing operation, be there is many disappearances and problem.
Be with, how to solve disappearance and deficiency that the shaping rear top surface of push switch manufacture cannot supply the complete absorption of vacuum cup, easily get loose, and easily drop when side compression type switch is transferred, the trouble such as damage and puzzlement, be engaged in this journey dealer desire most ardently the place, direction of improvement.
Utility model content
Therefore, inventor is because above-mentioned problem and disappearance, be collect related data, via in many ways assessing and considering, and to engage in the many years of experience of the industry accumulation, via constantly studying and revising, beginning to design this kind can in the insulating base frame top of side compression type switch, one-body molded large-area adsorption plane, and attract smoothly for presetting sucker, transports, not easily separated, the structure improved utility model patent birth of the insulating base frame of side compression type switch that comes off.
Main purpose of the present utility model is that this side compression type switch is provided with terminal group and button in insulating base frame accommodated inside space, can for key-side after press-side subgroup, for terminal group, electrically conducting is whether, and insulating base frame is in the adsorption plane of the one-body molded larger area of top surface, can be complete smooth for the root edge presetting sucker, vacuum attraction, and positioning convex rod is convexly equipped with respectively outside insulating base frame two, outside then covers screening can, and screening can is provided with after perforation is passed for button in panel to expose outside, the weld part being provided with hanging type is extended again respectively in panel both sides, each weld part laterally cuts open respectively and is provided with holding tank in unsettled side direction, the insulating base frame apex suction face reaching side compression type switch can be drawn for presetting sucker, and the object be transported to smoothly on preinstalled circuit plate.
Secondary objective of the present utility model is that this insulating base frame is one-body molded with plastic injection through mould, the sprue of the plastic injection of mould is then located at the about central position in insulating base frame apex suction face, and the aperture size of sprue is the internal diameter size being less than default sucker, and in insulating base frame after plastic injection is integrally formed, the burr that apex suction face produces because of sprue, be less than the internal diameter of default sucker, can sucker root edge be complete is flattened on adsorption plane for presetting, the unlikely burr impact being subject to adsorption plane middle position projection, and reach default sucker can the object of vacuum attraction adsorption plane smoothly, this material feeding bump size is the internal diameter size (the public affairs rule of general application are of a size of 0.9mm) being less than default sucker, and the outside dimension of material feeding salient point can be 0.2mm ~ 0.5mm, then the better external diameter of material feeding salient point can be 0.3mm ~ 0.4mm.
Another object of the present utility model is to be convexly equipped with positioning convex rod respectively outside this insulating base frame two, and each positioning convex rod length can be greater than, be equal to or less than the width of insulating base frame two sides, utilize holding tank to be clamped on the positioning convex rod of insulating base frame both sides respectively for screening can both sides weld part, and the holding tank length of two weld parts of screening can, width dimensions can be equal to or less than length, the width dimensions of two positioning convex rods.
For reaching above-mentioned purpose, the utility model provides a kind of structure-improved of insulating base frame of side compression type switch, and this insulating base frame inside is provided with for electrically conducting whether terminal group and button after lateral press, and is covered with screening can in insulating base frame outer cup, wherein:
This insulating base frame presets the adsorption plane of the complete attaching of sucker, vacuum attraction in the one-body molded confession of top surface.
The structure-improved of the insulating base frame of described side compression type switch, wherein: this insulating base frame is made so that plastic injection is one-body molded through mould, and insulating base frame apex suction is in the face of being positioned at the sprue of the plastic injection of mould, and the aperture size of sprue is less than the internal diameter size of default sucker, the aperture of inlet is 0.2 ~ 0.5mm.
The structure-improved of the insulating base frame of described side compression type switch, wherein: after this mould inside die cavity set terminal subgroup, insulating base frame is made again so that plastic injection is one-body molded, and in the adsorption plane moulding the larger plane at the profiled insulation pedestal top, sprue place of injection of mould, and sprue is positioned at the middle position of adsorption plane, the material feeding salient point that then suction sheet middle position is residual after then forming sprue processing, and the outside dimension of this material feeding salient point is 0.2 ~ 0.5mm.
The structure-improved of the insulating base frame of described side compression type switch, wherein: after this mould inside die cavity set terminal subgroup, insulating base frame is made again so that plastic injection is one-body molded, and in the adsorption plane moulding the larger plane at the profiled insulation pedestal top, sprue place of injection of mould, and sprue is positioned at the middle position of adsorption plane, the material feeding salient point that then suction sheet middle position is residual after then forming sprue processing, and the outside dimension of this material feeding salient point is 0.3 ~ 0.4mm.
The structure-improved of the insulating base frame of described side compression type switch, wherein: this insulating base frame inside is provided with the accommodation space of host side subgroup, and terminal group comprise be shaped in accommodation space internal face transmission terminal, for after key press with transmission terminal electrically conducting whether signal terminal, and insulating base frame two lateral surface is respectively equipped with the positioning convex rod of horizontal expansion, shield shell is in panel both sides weld part, be then respectively equipped with for the holding tank being clamped on insulating base frame two positioning convex rod place.
The structure-improved of the insulating base frame of described side compression type switch, wherein: weld part is cantilever type, and two cantilever type weld parts cut open relatively inwardly in unsettled side to be provided with holding tank, be provided with the solder side bending extension in the horizontal direction again bottom the holding tank being then positioned at two weld parts, bottom panel, be separately provided with the base plate extended in the same way with weld part.
The structure-improved of the insulating base frame of described side compression type switch, wherein: this two holding tank is greater than, is equal to or less than 1/2 length of each weld part from the unsettled side transverse cross sectional of weld part.
The structure-improved of the insulating base frame of described side compression type switch, wherein: the holding tank of this screening can both sides weld part, the length of each holding tank, width dimensions are less than or equal to length, the width dimensions of the positioning convex rod of insulating base frame both sides respectively.
The beneficial effects of the utility model are: the object that the insulating base frame apex suction face reaching side compression type switch can be transported on preinstalled circuit plate smoothly for presetting sucker to draw; The burr that apex suction face produces because of sprue, be less than the internal diameter of default sucker, can sucker root edge be complete is flattened on adsorption plane for presetting, the unlikely burr impact being subject to adsorption plane middle position projection, and reach default sucker can the object of vacuum attraction adsorption plane smoothly.
Accompanying drawing explanation
Fig. 1 is stereo appearance figure of the present utility model;
Fig. 2 is three-dimensional exploded view of the present utility model;
Fig. 3 is the three-dimensional exploded view at another visual angle of the utility model;
Fig. 4 is the side cutaway view of the utility model mould;
Fig. 5 is the three-dimensional exploded view of the utility model preferred embodiment;
Fig. 6 is the partial side, cross-sectional view of the utility model preferred embodiment;
Fig. 7 is the stereo appearance figure of the utility model preferred embodiment;
Fig. 8 is the three-dimensional exploded view of existing side compression type switch.
Description of reference numerals: 1, insulating base frame; 10, accommodation space; 11, terminal group; 111, transmission terminal; 112, signal terminal; 1121, terminal pin; 113, terminal material belt; 12, button; 13, positioning convex rod; 14, adsorption plane; 141, material feeding salient point; 2, screening can; 21, panel; 210, bore a hole; 22, weld part; 220, holding tank; 2201, clip salient point; 221, solder side; 23, base plate; 3, mould; 30, sprue; 31, die cavity; 4, sucker; 41, root edge; 5, circuit board; 50, location notch; 51, signal contact; 52, ground contact; A, insulating base frame; A1, plane; A10, groove; A11, medial margin; B, shield shell; C, vacuum cup.
Embodiment
For reaching above-mentioned purpose and effect, the method etc. of the technological means that the utility model adopts and structure thereof, enforcement, just preferred embodiment of the present utility model of hereby drawing illustrates that its features and functions is as follows, in detail in order to understanding completely.
Refer to shown in Fig. 1, Fig. 2, Fig. 3, be respectively the three-dimensional exploded view at stereo appearance figure of the present utility model, three-dimensional exploded view, another visual angle, find out by knowing shown in figure, the utility model side compression type switch structure-improved, comprise insulating base frame 1 and screening can 2, wherein:
This insulating base frame 1 inside has accommodation space 10, can for assembling terminal group 11 and button 12, and terminal group 11 comprises and is shaped in transmission terminal 111 in accommodation space 10 and contraposition and is installed in signal terminal 112 outside transmission terminal 111, this signal terminal 112 is extended with two relative terminal pins 1121 in the same way towards side, and the insulating base frame 1 opposite side outside of relative accommodation space 10 is extended respectively for two-terminal pin 1121, button 12 is assembled again outside signal terminal 112, can press in accommodation space 10 side of insulating base frame 1 for button 12, and can conflict signal terminal 112 and transmission terminal 111 electrically conducting is whether, positioning convex rod 13 is respectively equipped with again in insulating base frame 1 liang of opposite external side surface, and insulating base frame 1 forms the adsorption plane 14 of larger area in top.
This screening can 2 is the frame shaped in hollow, and the perforation 210 run through is provided with in a side panel 21, and be convexly equipped with outwardly in the same way in panel 21 both sides in two relative weld parts 22, and each weld part 22 is two relative hanging shapes in panel 21 side, cutd open inwardly by the unsettled side of each weld part 22 again and be provided with holding tank 220, then two weld parts 22 are provided with solder side 221 towards relative inner bending, horizontal-extending again bottom holding tank 220, another in a side bottom of adjacent two weld parts 22 of panel 21, extend in the same way towards two weld parts 22 and be provided with base plate 23.
Above-mentioned each component is in time assembling, cover screening can 2 in insulating base frame 1 outside, and the button 12 that insulating base frame 1 side is protruded, namely the perforation 210 passing the panel 21 of screening can 2 is outside, and each positioning convex rod 13 of insulating base frame 1 liang of lateral surface, then supply holding tank 220 contraposition of screening can 2 liang of weld parts 22 clamping, location, and the solder side 221 of two weld parts 22 forms symmetrical copline pattern, the bottom in insulating base frame 1 is covered again with the base plate 23 of screening can 2, side compression type switch of the present utility model is formed to rely on the group such as insulating base frame 1 and screening can 2.
Refer to Fig. 2, Fig. 3, Fig. 4, shown in Fig. 5, be respectively three-dimensional exploded view of the present utility model, the three-dimensional exploded view at another visual angle, the side cutaway view of mould, the three-dimensional exploded view of preferred embodiment, find out by knowing shown in figure, the insulating base frame 1 of the utility model side compression type switch, can be and utilize mould 3 to process one-body molded making through plastic injection, and the sprue 30 of the plastic injection of mould 3, can to the about central position of adsorption plane 14 being positioned at insulating base frame 1 top, and the aperture size of sprue 30 is less than the internal diameter size of default sucker 4, after the terminal material belt 113 of the then first set terminal subgroup 11 of the inner die cavity of mould 3 31, the injection of plastics is carried out again by sprue 30, and the aperture size of sprue 30 can be 0.2mm ~ 0.5mm, plastic warp sprue 30 is penetrated to be injected in the die cavity 31 of mould 3, terminal material belt 113 outside that (Insert Molding) is coated on terminal group 11 is penetrated in mould, and one-body molded insulating base frame 1, and after terminal material belt 113 remainder is removed, adsorption plane 14 then in insulating base frame 1 top remains the material feeding salient point 141 that sprue 30 is formed, and the material feeding salient point 141 of this projection is of a size of the internal diameter size being less than default sucker 4, and the outside dimension system of this material feeding salient point 141 can be 0.2mm ~ 0.5mm, then namely the better external diameter of material feeding salient point 141 can be 0.3mm ~ 0.4mm, and its public rule of the default sucker 4 generally applied are of a size of internal diameter 0.9mm, external diameter 1.3mm.
And above-mentioned insulating base frame 1 is convexly equipped with positioning convex rod 13 respectively in two relative lateral surfaces, two positioning convex rods 13 extend projection from a side of two sides towards middle position respectively, length for two positioning convex rods 13 can be greater than the width of 1/2 of two sides, and the length of two positioning convex rods 13 also can be equal to or less than the width of 1/2 of two sides, as for the screening can 2 covered in insulating base frame 1 outside, it is the weld part 22 utilizing panel 21 both sides to extend in the same way, each positioning convex rod 13 place, insulating base frame 1 liang of outside is clamped on respectively with the holding tank 220 of each weld part 22, the then length of the holding tank 220 of two weld parts 22, width dimensions, the length of two positioning convex rods 13 can be equal to or less than, width dimensions, clip salient point 2201 is convexly equipped with towards relative inner again in the unsettled side of two holding tanks 220, can for the holding tank 220 of two weld parts 22 utilize two relative clip salient points 2201 respectively clip at two positioning convex rod 13 places, form effect that firm clip not easily departs from, and rely on the holding tank 220 of two weld parts 22 clamping at each positioning convex rod 13 respectively, can keep symmetrical for the solder side 221 bottom two weld parts 22, parallel, reach coplanar advantage.
Refer to Fig. 2, Fig. 5, Fig. 6, shown in Fig. 7, be respectively three-dimensional exploded view of the present utility model, the three-dimensional exploded view of preferred embodiment, the partial side, cross-sectional view of preferred embodiment, the stereo appearance figure of preferred embodiment, find out by knowing shown in figure, side compression type switch of the present utility model is when practical application is implemented, can by the insulating base frame 1 of side compression type switch, screening can 2 utilizes presets sucker 4 to being positioned at insulating base frame 1 apex suction face 14, and the material feeding salient point 141 that the internal diameter presetting sucker 4 can be coated on adsorption plane 14 is completely outside, formed and adsorb laminating completely closely, material feeding salient point 141 can't be subject to affect and produce gap, can completely for the root edge 41 presetting sucker 4 be flattened on adsorption plane 14, namely vacuum attraction is closely carried out by presetting sucker 4 pairs of adsorption planes 14, reach the attraction of perfect vacuum, then can for insulating base frame 1 by the fastening absorption of default sucker 4, unlikelyly to shake, the situation such as to wave, then preset sucker 4 and transport insulating base frame 1, during the side compression type switch that screening can 2 is formed, namely unlikely generation side compression type switch is separated with default sucker 4, the phenomenon come off, by the insulating base frame 1 of default sucker 4 by side compression type switch, screening can 2 is transported to preinstalled circuit plate 5 place, side compression type pairs of switches is made to be embedded at location notch 50 place of preinstalled circuit plate 5, then rely on the two-terminal pin 1121 of the signal terminal 112 of insulating base frame 1 inside end subgroup 11, contraposition is held on two signal contacts 51 of location notch 50 1 side surface of preinstalled circuit plate 5 respectively, and the screening can 2 that insulating base frame 1 outside covers, then with each solder side 221 of both sides weld part 22, respectively on each ground contact 52 on limit, location notch 50 two opposite sides being affixed on preinstalled circuit plate 5, because two weld parts 22 are the positioning convex rods 13 utilizing holding tank 220 to be clamped on insulating base frame 1 liang of outside respectively, two solders side 221 copline pattern symmetrically can be kept, and make the solder side 221 of two weld parts 22 can be smooth on two ground contacts 52 being attached to preinstalled circuit plate 5, not easily can tilt on preinstalled circuit plate 5 for insulating base frame 1 and screening can 2, the phenomenon such as crooked, then side compression type switch is welded on preinstalled circuit plate 5 with surface stuck (SMT) weld job, the two-terminal pin 1121 of insulating base frame 1, two solders side 221 of screening can 2, all smoothly can be attached to each signal contact 51, on ground contact 52, formation firm welded engages, the situation of unlikely generation missing solder, terminal group 11 for insulating base frame 1 is subject to electrically conducting or open circuit when button 12 presses, can and preinstalled circuit plate 5 between carry out stable electronic signal or the transmission of power supply, and screening can 2 also can utilize two weld parts 22 to form ground connection acting on preinstalled circuit plate 5, the interference signals such as smooth eliminating noise or electromagnetic wave, can for more stable transfer signal between terminal group 11 and preinstalled circuit plate 5.
And insulating base frame 1 is in time carrying out plastic ejection moulding, namely in the adsorption plane 14 of the shaping larger area in insulating base frame 1 top, for adsorption plane 14, there is comparatively even curface, and in adsorption plane 14 in about central position, form the material feeding salient point 141 of plastic injection material feeding, but this material feeding salient point 141 is positioned at adsorption plane 14 central authorities, then outside dimension (0.2mm ~ the 0.5mm of material feeding salient point 141, be preferably 0.3mm ~ 0.4mm) be less than the internal diameter size (0.9mm) of default sucker 4, and when presetting sucker 4 contraposition adsorption plane 14 middle position, can for the complete surface being flattened on adsorption plane 14 of root edge 41 of presetting sucker 4, reach and fit completely, the state be connected, the root edge 41 presetting sucker 4 is fitted with adsorption plane 14, the peripheral position be connected all not easily forms gap, also unlikely generation gas leak phenomenon, and the effect of perfect vacuum attraction can be had, can for presetting sucker 4 to the adsorption plane 14 being positioned at insulating base frame 1, to reach the object that perfect vacuum attracts, then preset sucker 4 at transport insulating base frame 1, in the process of screening can 2, namely not easily there is the swag phenomenon of gas leakage or instability, then drop in unlikely generation side compression type switch transport process, clash into the situation of preinstalled circuit plate 5 or periphery electronic components.
Be with, the foregoing is only preferred embodiment of the present utility model, non-ly therefore limit to the scope of the claims of the present utility model, the structure-improved of the insulating base frame of the utility model side compression type switch, lie in insulating base frame 1 accommodated inside space 10 and assemble terminal group 11 and button 12, and insulating base frame 1 liang of relative lateral surface is convexly equipped with positioning convex rod 13 again, top has the adsorption plane 14 of larger area, and adsorption plane 14 middle position has material feeding salient point 141, then insulating base frame 1 outside covers for screening can 2, and screening can 2 is provided with perforation 210 in panel 21, screening can 2 can be passed outside for button 12, two positioning convex rod 13 places are held on respectively again with each holding tank 220 of screening can 2 both sides weld part 22, and utilize the adsorption plane 14 at insulating base frame 1 top to attract for presetting sucker 4 contraposition, the adsorption plane 14 of insulating base frame 1 can be reached for presetting the complete absorption of sucker 4, the object of vacuum attraction, and the complete laminating of root edge 41 of the predeterminable sucker of adsorption plane 14 4, and not easily there is gas leak phenomenon, presetting when sucker 4 transports side compression type switch to have steadily, the advantage of not easily rocking, therefore such as can reach the structure of foregoing advantages, device all should be contained by the utility model, this kind of simple and easy modification and equivalent structure change, all should in like manner be contained in the scope of the claims of the present utility model, Chen Ming is given in conjunction.
Therefore, the utility model designs mainly for the structure-improved of the insulating base frame of side compression type switch, utilize insulating base frame two opposite exterior lateral sides to be convexly equipped with positioning convex rod respectively, top has the adsorption plane of larger area, and cut open respectively in screening can both sides weld part and be provided with holding tank, cover when insulating base frame is outside for screening can, the holding tank contraposition of two weld parts is utilized to be clamped on two positioning convex rod places, and it is complete smooth for the root edge presetting sucker to reach insulating base frame apex suction face, vacuum attraction is main key protection point, then preset sucker transport side compression type switching process not easily separated, the object come off, be only make side compression type switch transport process steady, not easily rock the advantage come off, then can be transported to the object of circuit board carrying out weld smoothly for side compression type switch, but, the foregoing is only preferred embodiment of the present utility model, non-ly therefore namely limit to the scope of the claims of the present utility model, therefore the simple and easy modification of such as using the utility model specification and graphic content to do and equivalent structure change, all should in like manner be contained in the scope of the claims of the present utility model, Chen Ming is given in conjunction.
In sum, the structure-improved of the insulating base frame of the side compression type switch that the utility model is above-mentioned is when reality execution, enforcement, and for really reaching its effect and object, therefore the utility model is really the research and development of a practicality excellence, for meeting the application important document of utility model patent, therefore file an application in accordance with the law, expect that careful committee grants accurate this case early, with ensure inventor arduous research and development, found, if an ancient unit of weight office examine committee have any check doubtful, please write to us without sparing instruction, settled the doing one's utmost of inventor coordinates, and true feeling moral just.
Claims (8)
1. a structure-improved for the insulating base frame of side compression type switch, this insulating base frame inside is provided with for electrically conducting whether terminal group and button after lateral press, and is covered with screening can in insulating base frame outer cup, it is characterized in that:
This insulating base frame presets the adsorption plane of the complete attaching of sucker, vacuum attraction in the one-body molded confession of top surface.
2. the structure-improved of the insulating base frame of side compression type switch as claimed in claim 1, it is characterized in that: this insulating base frame is made so that plastic injection is one-body molded through mould, and insulating base frame apex suction is in the face of being positioned at the sprue of the plastic injection of mould, and the aperture size of sprue is less than the internal diameter size of default sucker, the aperture of inlet is 0.2 ~ 0.5mm.
3. the structure-improved of the insulating base frame of side compression type switch as claimed in claim 2, it is characterized in that: after this mould inside die cavity set terminal subgroup, insulating base frame is made again so that plastic injection is one-body molded, and in the adsorption plane moulding the larger plane at the profiled insulation pedestal top, sprue place of injection of mould, and sprue is positioned at the middle position of adsorption plane, the material feeding salient point that then suction sheet middle position is residual after then forming sprue processing, and the outside dimension of this material feeding salient point is 0.2 ~ 0.5mm.
4. the structure-improved of the insulating base frame of side compression type switch as claimed in claim 2, it is characterized in that: after this mould inside die cavity set terminal subgroup, insulating base frame is made again so that plastic injection is one-body molded, and in the adsorption plane moulding the larger plane at the profiled insulation pedestal top, sprue place of injection of mould, and sprue is positioned at the middle position of adsorption plane, the material feeding salient point that then suction sheet middle position is residual after then forming sprue processing, and the outside dimension of this material feeding salient point is 0.3 ~ 0.4mm.
5. the structure-improved of the insulating base frame of side compression type switch as claimed in claim 1, it is characterized in that: this insulating base frame inside is provided with the accommodation space of host side subgroup, and terminal group comprise be shaped in accommodation space internal face transmission terminal, for after key press with transmission terminal electrically conducting whether signal terminal, and insulating base frame two lateral surface is respectively equipped with the positioning convex rod of horizontal expansion, shield shell is in panel both sides weld part, be then respectively equipped with for the holding tank being clamped on insulating base frame two positioning convex rod place.
6. the structure-improved of the insulating base frame of side compression type switch as claimed in claim 1, it is characterized in that: weld part is cantilever type, and two cantilever type weld parts cut open relatively inwardly in unsettled side to be provided with holding tank, be provided with the solder side bending extension in the horizontal direction again bottom the holding tank being then positioned at two weld parts, bottom panel, be separately provided with the base plate extended in the same way with weld part.
7. the structure-improved of the insulating base frame of side compression type switch as claimed in claim 6, is characterized in that: this two holding tank is greater than, is equal to or less than 1/2 length of each weld part from the unsettled side transverse cross sectional of weld part.
8. the structure-improved of the insulating base frame of side compression type switch as claimed in claim 1, it is characterized in that: the holding tank of this screening can both sides weld part, the length of each holding tank, width dimensions are less than or equal to length, the width dimensions of the positioning convex rod of insulating base frame both sides respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520128878.3U CN204464092U (en) | 2015-03-05 | 2015-03-05 | The structure-improved of the insulating base frame of side compression type switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520128878.3U CN204464092U (en) | 2015-03-05 | 2015-03-05 | The structure-improved of the insulating base frame of side compression type switch |
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| Publication Number | Publication Date |
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| CN204464092U true CN204464092U (en) | 2015-07-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107017495A (en) * | 2015-11-13 | 2017-08-04 | 阿尔卑斯电气株式会社 | Crimp connector |
-
2015
- 2015-03-05 CN CN201520128878.3U patent/CN204464092U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107017495A (en) * | 2015-11-13 | 2017-08-04 | 阿尔卑斯电气株式会社 | Crimp connector |
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