CN106024470A

CN106024470A - Movable contact member, manufacturing method thereof, and switch device using same

Info

Publication number: CN106024470A
Application number: CN201610173271.6A
Authority: CN
Inventors: 贞松伊鹤; 臼井克敏; 坂本尧也
Original assignee: Alps Electric Co Ltd
Current assignee: Alps Alpine Co Ltd
Priority date: 2015-03-24
Filing date: 2016-03-24
Publication date: 2016-10-12
Anticipated expiration: 2036-03-24
Also published as: KR101782244B1; CN106024470B; KR20160114501A; JP2016181366A; JP6425306B2

Abstract

The invention aims to provide a movable contact member with a prolonged service life, a manufacturing method thereof, and a switch device using the same. The movable contact member is characterized by comprising a shape having a short edge direction and a long edge direction; a swelled part, which is swelled to form an arc shape and is capable of performing reverse rotation; a plurality of foot parts for supporting the swelled part; two end parts in the short edge direction, and a wrapped part, which extends along the long edge direction and bends to the swelled side when being viewed from the vertical section view along the short edge direction. The manufacturing method comprises the following steps: bending two end parts in the short edge direction to one side so as to form a bent processed member; and pulling the bent processed member to one side so as to form the arc shape by a pulling processing member. The switch device comprises a movable contact member, a first fixed contact member, a second fixed contact member, a first terminal part, and a second terminal part.

Description

Movable contact member and manufacture method thereof and employ this movable contact member Switching device

Technical field

The present invention relates to movable contact member and employ the switching device of this movable contact member, particularly to passing through Carry out pressing operation and make movable contact member carry out reversion action thus carry out contact contact and the moving contact structure separated Part and manufacture method thereof and employ the switching device of this movable contact member.

Background technology

Generally, as in the electronic equipment such as digital camera, mobile phone use movable contact member, in order to Obtain the operation sense such as operational forces, click feel and use the following electric components that movably connects: this movable contact member be pressed and Carry out reversion action, carry out the contact of contact and separate.As this movable contact member, known sheet metal is processed also The component of dome shape is formed as with the curvature of regulation.

As the conventional example of the switching device employing such movable contact member, in patent documentation 1, it is proposed that figure Press button 910 (switching device) shown in 15.Figure 15 is the use of pressing of the contact board 912 (movable contact member) of conventional example The exploded perspective view of button switch 910.

Press button 910 shown in Figure 15 includes: in substantially box like and be embedded with terminal 923 (the first fixed contact) and The insulating body 911 of terminal 924 (the second fixed contact)；It is accommodated in the contact board 912 of this insulating body 911；Cover this contact The dust cover 913 of plate 912；The button 914 that contact board 912 works is made via this dust cover 913；And at this button 914 through Button portion 939 state under cover the outer housing 915 of insulating body 911.It addition, contact board 912 is by spring material flat board Carry out punch press process and will be integrally formed into rectangular-shaped as shown in figure 15, including the heaving as contact portion heaving ovalisation Portion 951 and four corner parts 952 retained in the way of not heaving.Further, when use is such, there is short side direction (figure X-direction shown in 15) and during the contact board 912 of rectangular shape of long side direction (Y-direction shown in Figure 15), it is possible to obtain such as Lower effect: the size of the width (short side direction) of press button 910 can be reduced, it is ensured that contact board based on long side direction The size of 912 and the actuating length that obtains, the foursquare feelings being in other words able to ensure that with being formed with the size of long side direction The actuating length that condition is identical.

Citation

Patent documentation

Patent documentation 1: Japanese Unexamined Patent Publication 2003-187664 publication

But, in general, in the case of the movable contact member carrying out reversion action, pressing movable contact member Time, the profile of movable contact member extends laterally, and therefore the end in periphery produces tensile stress.Particularly, it is positioned at minor face There is substantially show that this tensile stress brought negative in the end (being the SE shown in Figure 15 in conventional example) on the long limit on direction The trend that face rings.Therefore, high at live load, under the conditions of actuating length length etc., exist stress concentrate to the end of periphery and Produce crack etc., cause the problem of service life reduction.On the other hand, the part (figure being cut off time in the prior embodiment, by punch press process Connecting portion 954 shown in 15) be arranged at corner part 952, it is possible to prevent the generation in crack, but be not fundamentally solve above-mentioned The method of problem.

Summary of the invention

The problem that invention is to be solved

The present invention is used for solving above-mentioned problem, its object is to provide achieve long lifetime movable contact member and Manufacture method and employ the switching device of this movable contact member.

For solving the means of problem

In order to solve this problem, in movable contact member and the manufacture method thereof of the present invention and employ this and movably touch In the switching device of some component, movable contact member possesses to be heaved into dome shape and can carry out reversion action by pressing Swells and support multiple foots of this swells, and this movable contact member is in having short side direction and long side direction Outer shape, it is characterised in that during this foot's top view multiple on described long side direction across described swells pair The both sides put respectively arrange one, and the both ends on described short side direction have to be observed along described short side direction longitudinal direction section view Time to the warping part of the described curving heaved, this warping part along described long side direction extend configuration.

Thus, the movable contact member of the present invention is configured to, and when swells is pressed and inverts, this warping part presses down The extension of the swells on short side direction processed.Therefore, it is possible to reduce the internal stress of the peripheral end of short side direction (to long limit side To the tensile stress that layback is dynamic) concentration.Thus, the unfavorable condition such as the crack of the peripheral end of short side direction reduces, it is possible to real Existing life.

It addition, the movable contact member of the present invention is characterised by, has in described swells and indulge along described short side direction Being formed as wavy beads when section view is observed, this beads extends configuration along described long side direction.

Thus, when swells is pressed and inverts, on the basis of warping part, this beads suppresses short further The extension of the swells on edge direction.Therefore, it is possible to reduce the internal stress of the peripheral end of short side direction further (to long limit The tensile stress that direction layback is dynamic) concentration.Thus, the unfavorable condition such as crack of the peripheral end of short side direction subtracts further Few, it is possible to realize life further.

It addition, the movable contact member of the present invention is characterised by, in described swells, there is the described short side direction of formation The notch part of a part of periphery.

Thus, the bigger swells of profile is set due to employing and the part in the periphery of short side direction forms notch part Structure, therefore in the reversion action of swells, it is possible to form longer actuating length.On the other hand, on short side direction Swells be provided with notch part in the case of, (tensile stress puts on this notch part to internal stress more, but at this breach The part in portion has in the present invention of warping part, it is possible to reduce the concentration of the internal stress (tensile stress) of this notch part.Therefore, The unfavorable conditions such as the crack of notch part reduce.Based on these situations, it is possible to realize life and guarantee longer actuating length.

It addition, the movable contact member of the present invention is characterised by, described movable contact member is formed as across described short The central part line of edge direction is symmetrical.

Thus, when the reversion action carrying out swells, for being applied with the short of more internal stress (tensile stress) The peripheral end of edge direction, the minimizing of the internal stress that warping part is brought acts on the both sides of short side direction and balancedly plays work With.Thus, internal stress (tensile stress) will not be to either one bias, it is possible to realize life further.

Moreover, it relates to the manufacture method of a kind of movable contact member, this movable contact member possesses heaves into vault Dome-shaped and can be carried out the swells of reversion action by pressing and be supported multiple foots of this swells, and this is movable The outer shape of contact member has short side direction and long side direction, it is characterised in that the manufacture of described movable contact member Method has: sharp processing operation, the metal material of lamellar formed remain with connecting portion and have described short side direction and The base member of the tabular of described long side direction；Bending machining operation, for described base member along described long side direction by institute State the both ends of short side direction to a lateral buckling, formation bending machining component；Drawing manufacturing procedure, with described short during top view Described bending machining component is stretched by the middle body of edge direction and described long side direction as center so that its towards Described dome shape is heaved in described side, forms drawing tooling member；And cut-out manufacturing procedure, structure will be processed with described drawing The described connecting portion that part connects cuts off along described outer shape, in described drawing manufacturing procedure, forms described swells, and And extend configuration to the warping part of the described curving heaved along described long side direction, it is formed at two on described short side direction End.

Thereby, it is possible to be easily made the warping part of the curving heaved to swells along long side direction extend configuration and It is arranged at the movable contact member at the both ends of short side direction.Thus, when swells is pressed and inverts, it is possible to reduce The concentration of the internal stress (tensile stress) of the peripheral end of short side direction, the unfavorable condition such as the crack of peripheral end reduces, carries Supply to be capable of the movable contact member of life.

Described bending machining operation is characterised by, described bending machining operation includes wavy bending operation, wavy curved In bent operation, make described base member bend along described long side direction so that along described short side direction longitudinal direction section view observe time Be formed as concavo-convex.

Be formed as wavy beads be arranged at the movable contact member of swells thereby, it is possible to be easily made.Therefore, When swells is pressed and inverts, on the basis of warping part, this beads suppresses the drum on short side direction further The extension in the portion of rising, it is possible to reduce the internal stress of the peripheral end of short side direction further (to the stretching that long side direction layback is dynamic Stress) concentration.Thus, the unfavorable condition such as crack of the peripheral end of short side direction reduces further, it is provided that can enter one Step realizes the movable contact member of life.

It addition, the movable contact member of the present invention is characterised by, in described sharp processing operation, with described foot The mode connected arranges described connecting portion.

Thus, the cutting plane that the connecting portion produced by the cut-out manufacturing procedure after drawing manufacturing procedure is cut off is not set It is placed at the warping part that the both ends of short side direction are formed, and is arranged at foot.Therefore, warping part will not be reduced because of cutting plane The effect of the swells on suppression short side direction brought, it is possible to the inside of the peripheral end reliably reducing short side direction should The concentration of power (to the tensile stress that long side direction layback is dynamic).Thus, the unfavorable condition such as crack of the peripheral end of short side direction Reliably reduce, it is provided that the movable contact member of life can be reliably achieved.

It addition, the switching device of the present invention is characterised by having: movable described in any one in technical scheme 1 to 4 Contact member；Can be with the top contact of the described swells of this movable contact member, the first fixed contact component of separating；With Second fixed contact component of the described foot contact of described movable contact member；Electrically connect with described first fixed contact component The first terminal portion；And the second portion of terminal electrically connected with described second fixed contact component.

Thus, owing to having the movable contact member according to any one of technical scheme 1 to 3, therefore, pressed in swells Press operation and when inverting, it is possible to reduce the concentration of the internal stress (tensile stress) of the peripheral end of short side direction, peripheral end The unfavorable condition such as crack reduce, it is provided that be capable of the switching device of life.

Invention effect

The movable contact member of the present invention is when swells is pressed and inverts, and warping part suppresses the drum of short side direction The expansion in the portion of rising.Therefore, it is possible to reduce the internal stress of the peripheral end of short side direction, (stretching dynamic to long side direction layback should Power) concentration.Thereby, it is possible to reduce the unfavorable conditions such as the crack of the peripheral end of short side direction, thus realize long lifetime.

It addition, in the manufacture method of the movable contact member of the present invention, it is possible to the moving contact being easily produced as follows Component, the heaving the warping part of lateral bend to swells and extend configuration along long side direction and be arranged at short of this movable contact member The both ends of edge direction.Thereby, it is possible to provide following movable contact member, this movable contact member is pressed behaviour in swells When making and invert, it is possible to reduce the concentration of the internal stress (tensile stress) of the peripheral end of short side direction, reduce peripheral end The unfavorable condition such as crack such that it is able to realize long lifetime.

Additionally, using the teaching of the invention it is possible to provide a kind of following switching device, this movable contact member of the present invention is it used, movably When the swells of contact member is pressed and inverts, it is possible to reduce the peripheral end of the short side direction of movable contact member The concentration of internal stress (tensile stress), it is possible to the unfavorable conditions such as the crack of minimizing peripheral end, thus realize long lifetime.

Accompanying drawing explanation

Fig. 1 is the axonometric chart of the movable contact member of first embodiment of the present invention.

Fig. 2 is the top view of the movable contact member of first embodiment of the present invention.

Fig. 3 is the figure that the movable contact member of the first embodiment to the present invention illustrates, and Fig. 3 (a) is from Y2 side Observing front view during Fig. 1, Fig. 3 (b) is the sectional view at the III-III line shown in Fig. 2.

Fig. 4 is the figure that the movable contact member of the first embodiment to the present invention illustrates, and is shown in Fig. 3 (b) The amplification view of portion P.

Fig. 5 is the process chart that the manufacture method of the movable contact member of the first embodiment to the present invention illustrates, Fig. 5 (a) is the top view of the state after illustrating sharp processing operation, and Fig. 5 (b) is bowing of the state after illustrating bending machining operation View, Fig. 5 (c) is the top view of the state after illustrating drawing manufacturing procedure, and Fig. 5 (d) is to illustrate the shape after cutting off manufacturing procedure The top view of state.

Fig. 6 is the figure that the manufacture method of the movable contact member of the first embodiment to the present invention illustrates, Fig. 6 A () is the figure illustrating drift and punch die in bending machining operation, Fig. 6 (b) be illustrate drift in drawing manufacturing procedure with And the figure of punch die.

Fig. 7 is the axonometric chart pushed on switch of second embodiment of the present invention.

Fig. 8 is the exploded perspective view pushed on switch of second embodiment of the present invention.

Fig. 9 is the axonometric chart of the diaphragm switch of third embodiment of the present invention.

Figure 10 is the figure that the diaphragm switch to third embodiment of the present invention illustrates, and Figure 10 (a) is to see from Z1 side Examining the top view of the diaphragm switch shown in Fig. 9, Figure 10 (b) is the side view observing the diaphragm switch shown in Fig. 9 from X1 side.

Figure 11 is the figure that the diaphragm switch to third embodiment of the present invention illustrates, and Figure 11 (a) is Figure 10 (a) institute The sectional view at XI-XI line shown, Figure 11 (b) is the sectional view at the XII-XII line shown in Figure 10 (a).

Figure 12 is the figure that the diaphragm switch to third embodiment of the present invention illustrates, and is the P shown in Figure 10 (a) The rearview of the diaphragm member of part.

Figure 13 is the figure that the diaphragm switch to third embodiment of the present invention illustrates, and Figure 13 (a) is Figure 10 (a) institute The top view of the diaphragm substrate of the portion P shown, Figure 13 (b) is the upward view of the diaphragm substrate of the Q part shown in Figure 10 (a).

Figure 14 is the figure that the variation of the movable contact member of the first embodiment to the present invention illustrates, Figure 14 A () is the top view of the movable contact member of variation 2, Figure 14 (b) is the top view of the movable contact member of variation 3.

Figure 15 is the use of the exploded perspective view of the press button of the contact board (movable contact member) of past case.

Description of reference numerals

10, C10, D10 movable contact member

11, D11 swells

11t warping part

11k notch part

11w beads

51, C51 foot

91 connecting portions

13,33 first fixed contact component

23,43 second fixed contact component

14,34 the first terminal portion

24,44 second portion of terminal

200 push on switch

300 diaphragm switches

B1 base member

C1 bending machining component

D1 drawing tooling member

P1 sharp processing operation

P2 bending machining operation

The wavy bending operation of P22

P3 drawing manufacturing procedure

P4 cuts off manufacturing procedure

LD long side direction

SD short side direction

Detailed description of the invention

Hereinafter, referring to the drawings embodiments of the present invention are illustrated.

[the first embodiment]

First, the movable contact member 10 of first embodiment of the present invention is illustrated.Fig. 1 is the first of the present invention The axonometric chart of the movable contact member 10 of embodiment.Fig. 2 is the movable contact member 10 of first embodiment of the present invention Top view.It should be noted that in Fig. 1 and Fig. 2, warping part 11t described later and beads 11w are not shown.Fig. 3 (a) Front view when being to observe the movable contact member 10 shown in Fig. 1 from Y2 side, Fig. 3 (b) is at the III-III line shown in Fig. 2 Sectional view.Fig. 4 is the amplification view of the portion P shown in Fig. 3 (b).

The movable contact member 10 of first embodiment of the present invention is by carrying out machining to the metallic plate of electric conductivity And make, in the outward appearance shown in Fig. 1, as in figure 2 it is shown, when top view, outer shape is formed as having short side direction SD (figure YX direction shown in 2) and the generally rectangular or ellipticity of long side direction LD (Y-direction shown in Fig. 2).It addition, movably touch Point component 10 includes as shown in Figure 1: the swells 11 of dome shape heaved into by central part (the Z1 direction shown in Fig. 1) upward；With And it is arranged at both end sides opposed across swells 11 on long side direction LD and the Liang Ge foot 51 of supporting swells 11.And And, movable contact member 10 is configured to, and when making swells 11 depressed when the pressing operation because of operator, swells 11 is entered Row reversion action, when pressing is released from, returns to the state before pressing operation.

It addition, as in figure 2 it is shown, across the central part of short side direction SD when movable contact member 10 is formed as top view (the IV-IV line shown in Fig. 2) line is symmetrical, and is formed as swells 11 and Liang Ge foot 51 respectively across long side direction LD's Central part (the III-III line shown in Fig. 2) line is symmetrical.It addition, it is (the most solid in order to obtain the contact member contacted with when inverting Fixed contact component) between contacted reliability, the medial surface (concave surface) at movable contact member 10 implements silver-plated.Need Bright, operator the pressing operation implemented was carried out by (including the finger of operator) such as not shown control members.

As it is shown on figure 3, the warping part 11t at the both ends being arranged at short side direction SD of movable contact member 10 is along two ends The long side direction LD in portion extends configuration.This warping part 11t when observing along short side direction SD longitudinal direction section view such as Fig. 3 (b) and The curving heaved to swells 11 relative to the imaginary crest line KL of the swells 11 heaved shown in Fig. 4.It should be noted that Warping part 11t is arranged at a part for swells 11, and extended to Liang Ge foot 51 and arrange the periphery to foot 51 End L1.

Swells thus, when swells 1 is pressed and inverts, on its warping part 11t suppression short side direction SD The extension of 11.Therefore, it is possible to reduce the internal stress of the peripheral end S1 of short side direction SD (to dynamic the drawing of long side direction LD layback Stretch stress) concentration.Thus, the unfavorable condition such as the crack of the peripheral end S1 of short side direction SD reduces, it is possible to realize the long-life Change.

It addition, in first embodiment of the present invention, as in figure 2 it is shown, heaving the swells 11 of circular shape, have The notch part 11k that the part of this toroidal is cut, the both sides that this notch part 11k is formed on short side direction SD are formed The part of periphery.Thus, the internal stress (tensile stress) of the peripheral end S1 of short side direction SD is by this notch part 11k And apply, but in the present invention with warping part 11t, it is possible to reliably reduce the internal stress (stretching at this notch part 11k Stress) concentration.Therefore, the unfavorable condition such as the crack at notch part 11k reduces.On the other hand, owing to being configured to a part The swells 11 of the bigger toroidal of external diameter is formed as notch part 11k, therefore can in the reversion action of swells 11 Form longer actuating length.Based on these situations, it is possible to realize long lifetime and guarantee longer actuating length.

Further, since the curving that the warping part 11t being arranged at both ends heaves towards swells 11, therefore, including This warping part 11t is pressed in interior swells 11 and inverts, and is consequently formed bigger pressing load.Therefore, for operator For can obtain more preferable click feel (operation thoughts and feelings).

Further, since the central part line that this warping part 11t is formed as across short side direction SD is symmetrical, therefore for rousing It is applied with the peripheral end S1 of the short side direction SD of more internal stress (tensile stress) when playing the reversion action in portion 11, tilts The minimizing of the internal stress that portion 11t is brought acts on the both sides of short side direction SD and balancedly plays a role.Thus, internal stress (tensile stress) will not be partial to either one, it is possible to realizes long lifetime further.

It addition, in the movable contact member 10 of first embodiment of the present invention, in swells 11 as shown in Fig. 3 (b) It is provided with when observing beads 11w being formed as wavy along short side direction SD longitudinal direction section view.Be formed as this wavy the most also may be used To be considered, relative to the swells 11 heaved imaginary crest line KL to heave heave the prominent protuberance in side to heave side The prominent sets of recesses unification in opposition side to shape.Further, this beads 11w extends configuration along long side direction LD, and And extend configuration to Liang Ge foot 51 and arrange to the peripheral end L1 of foot 51.It should be noted that in the first of the present invention In embodiment, being provided with two beads 11w, two beads 11w are formed as the central part line pair across short side direction SD Claim.

Thus, when swells 11 is pressed and inverts, on the basis of the 11t of warping part, this beads 11w enters one The extension of the swells 11 on step suppression short side direction SD.Therefore, it is possible to reduce the peripheral end S1 of short side direction SD further The concentration of internal stress (to the tensile stress that long side direction LD layback is dynamic).Thus, the peripheral end S1 of short side direction SD The unfavorable conditions such as crack reduce further, it is possible to realize life further.

It addition, beads 11w is formed at swells 11, it is pressed by the swells 11 including this beads 11w And invert, form bigger pressing load.Therefore, for operator, it is obtained in that more preferable click feel (operation thoughts and feelings).

It addition, the foot 51 of movable contact member 10 of the first embodiment in the present invention, during fabrication, with shape The mode becoming each movable contact member 10 carries out cutting off and adds the cutting plane 51p formed man-hour and be not arranged at short side direction SD The warping part 11t that formed of both ends, and be disposed on foot 51.Therefore, warping part will not be reduced because of this cutting plane 51p The effect of the extension of the swells 11 of the suppression short side direction SD that 11t is brought, it is possible to reliably reduce outside short side direction SD The concentration of the internal stress (to the tensile stress that long side direction LD layback is dynamic) of peripheral end portion S1.Thus, the periphery of short side direction SD The unfavorable conditions such as the crack of end S1 reliably reduce, it is possible to be reliably achieved life.Further, due to with foot 51 The mode that the middle body of short side direction SD connects is provided with connecting portion 91, therefore, is arranged on the vicinity of beads 11w (by ripple The position that shape portion 11w is clipped in the middle).Therefore, the peripheral end L1 of long side direction LD is put at internal stress (tensile stress) In the case of, for the cutting plane 51p that internal stress (tensile stress) is more weak, this beads 11w contributes to internal stress (stretching Stress) the minimizing of concentration.

It follows that the manufacture method of the movable contact member 10 of first embodiment of the present invention is illustrated.Fig. 5 is The process chart illustrating the manufacture method of the movable contact member 10 of first embodiment of the present invention, Fig. 5 (a) is to illustrate The top view of the state after sharp processing operation P1, Fig. 5 (b) is the top view of the state after illustrating bending machining operation P2, Fig. 5 C () is the top view of the state after illustrating drawing manufacturing procedure P3, Fig. 5 (d) is to illustrate the state after cutting off manufacturing procedure P4 Top view.It should be noted that in Figure 5, the shape having made three movable contact members 10 is shown to make explanation understandable State, but it is not limited to this situation of three.It addition, in Fig. 5 (b)～Fig. 5 (d), in order to make explanation understandable, utilize imaginary line to illustrate The part of bending is shown to property.Fig. 6 is that the manufacture method of the movable contact member 10 of the first embodiment to the present invention is carried out The figure illustrated, Fig. 6 (a) is to illustrate the drift 2P in bending machining operation P2 and the figure of punch die 2D, and Fig. 6 (b) is to illustrate drawing Drift 3P in manufacturing procedure P3 and the figure of punch die 3D.It should be noted that though Fig. 6 illustrates vertical section shape, but in order to make Illustrate understandable and omit the hacures of section.

As it is shown in figure 5, the manufacture method of the movable contact member 10 of first embodiment of the present invention includes: formed and have Sharp processing operation P1 of the base member B1 of short side direction SD and long side direction LD；By the short side direction SD of base member B1 Both ends form bending machining operation P2 of bending machining component C1 to curving；By bending machining component C1 drawing with Make it heave into dome shape towards side, thus form drawing manufacturing procedure P3 of drawing tooling member D1；And along with draw The outer shape of the connecting portion 91 that deep processing component D1 connects carries out cut-out manufacturing procedure P4 cut off.It addition, the present invention's In first embodiment, the manufacture method of movable contact member 10 includes making base along long side direction LD in bending machining operation P2 Body component B1 is formed as concavo-convex wavy bending operation P22 when being bent so that and observe along short side direction SD longitudinal direction section view.

First, carry out being formed sharp processing operation P1 of base member B1.In profile manufacturing procedure P1, prepare lamellar Metal material i.e. mother metal A1, uses metal die (drift and punch die) that mother metal A1 is carried out punch press process.Thus, such as Fig. 5 (a) Shown in, mother metal A1 is formed and has the tabular of short side direction SD and long side direction LD remaining the state of connecting portion 91 Base member B1.It addition, this connecting portion 91 is the part of the foot 51 eventually becoming movable contact member 10, short with foot 51 The middle body of edge direction SD connects.

It follows that carry out being formed bending machining operation P2 of bending machining component C1.In bending machining operation P2, use Drift 2P shown in Fig. 6 (a) and punch die 2D (metal pattern) is curved processing to base member B.Thus, base member B1 is such as The both ends making short side direction SD are formed as to side (the nearby side of the paper in Fig. 5 (b)) along long side direction shown in Fig. 5 (b) The bending machining component C1 of the shape of LD bending.

It addition, on drift 2P and punch die 2D, as shown in Fig. 6 (a), with the both ends of bending machining component C1 beyond Position corresponding to inboard portion, also implement along short side direction SD longitudinal direction section view observe (X-direction shown in Fig. 6) time concavo-convex Shape (wave).Therefore, on bending machining component C1, as shown in Fig. 6 (b), along short side direction SD longitudinal direction section view observe time Being formed with concaveconvex shape (wave), as shown in Fig. 5 (b), this concaveconvex shape (wave) is formed along long side direction LD.By This, along the wavy bending operation P22 of long side direction LD bending base member B1 in the way of forming concaveconvex shape (wave) Bending machining operation P2 is carried out to the operation of a lateral buckling with by the both ends of base member B1 simultaneously.Need explanation It is, in first embodiment of the present invention, although fit to the operation of a lateral buckling with by the both ends of base member B1 simultaneously Locality is curved manufacturing procedure P2 but it also may carry out respectively.

It follows that carry out being formed drawing manufacturing procedure P3 of drawing tooling member D1.In drawing manufacturing procedure P3, use Drift 3P shown in Fig. 6 (b) and punch die 3D (metal pattern) carries out drawing processing to bending machining component C1.Thus, bending adds In when work component C1 is formed as top view as shown in Fig. 6 (c) with the middle body of short side direction SD and long side direction LD being The heart is to drawing tooling member D1 of side drawing the shape heaving into dome shape.

Further, in this drawing manufacturing procedure P3, the swells 11 of movable contact member 10 is formed, and to heaving side Prominent, warping part 11t respectively extends configuration along long side direction LD, is respectively formed in the both ends of short side direction SD.Meanwhile, edge Short side direction SD longitudinal direction section view is formed as wavy beads 11w when observing and is formed at two along long side direction LD.

Finally, carry out cutting off cut-out manufacturing procedure P4 of the part of connecting portion 91.In cutting off manufacturing procedure P4, use gold Belong to mould (drift and punch die) to carry out drawing tooling member D1 cutting off processing.Accordingly, for drawing tooling member D1, such as figure Shown in 5 (d), by the part of connecting portion 91 that is connected with drawing tooling member D1 along the profile shape of final movable contact member 10 Shape cuts off, and is formed as being separated into the movable contact member 10 of monomer.

According to above manufacture method, easily produce following movable contact member 10: have and heave into dome shape and energy Enough swells 11 being carried out reversion action by pressing and multiple foots 51 of supporting swells 11, and outer shape tool There is short side direction SD and long side direction LD.

The movable contact member 10 of first embodiment of the explanation summarized below present invention as constructed as above and manufacturer thereof The effect of method.

The movable contact member 10 of first embodiment of the present invention, at the both ends of short side direction SD, has along minor face side The warping part 11t of the curving heaved to swells 11 when SD longitudinal direction section view is observed, this warping part 11t is along long side direction LD extends configuration, the drum therefore, when swells 11 is pressed and inverts, on this warping part 11t suppression short side direction SD Play the extension in portion 11.Therefore, it is possible to the internal stress reducing the peripheral end S1 of short side direction SD (moves to long side direction LD layback Tensile stress) concentration.Thus, the unfavorable condition such as the crack of the peripheral end S1 of short side direction SD reduces, it is possible to realize the longevity Life increases.

It addition, have when observing along short side direction SD longitudinal direction section view beads 11w being formed as wavy in swells 11, This beads 11w extends configuration along long side direction LD, therefore, when swells 11 is pressed and inverts, at warping part 11t On the basis of, this beads 11w suppresses the extension of the swells 11 on short side direction S further.Therefore, it is possible to reduce further The concentration of the internal stress (to the tensile stress that long side direction LD layback is dynamic) of the peripheral end S1 of short side direction SD.Thus, short The unfavorable conditions such as the crack of the peripheral end S1 of edge direction SD reduce further, it is possible to realize life further.

Further, since use, the bigger swells of profile 11 periphery in the both sides being formed on short side direction SD are set A part formed notch part 11k structure, therefore, it is possible to form longer action row in the reversion action of swells 11 Journey.On the other hand, in the case of the swells 11 of short side direction SD is provided with notch part 11k, the periphery of short side direction SD The internal stress (tensile stress) of end S1 puts on this notch part 11k more, but has in the part of this notch part 11k and stick up In first embodiment of the present invention playing portion 11t, it is possible to reliably reduce the internal stress (tensile stress) of this notch part 11k Concentration.Therefore, the unfavorable condition such as the crack of notch part 11k reduces.Based on these situations, it is possible to realize life and guarantee Longer actuating length.

Further, since the central part that warping part 11t is formed as across short side direction SD is symmetrical, therefore, for heaving The peripheral end S1 of the short side direction SD of more internal stress (tensile stress), warping part it is applied with during the reversion action in portion 11 The minimizing of the internal stress that 11t is brought acts on the both sides of short side direction SD and balancedly plays a role.Thus, internal stress (tensile stress) will not be to either one bias, it is possible to realize life further.

The manufacture method of the movable contact member 10 of first embodiment of the present invention is configured to have: is formed and has minor face Sharp processing operation P1 of the base member B1 of the tabular of direction SD and long side direction LD；Make the short side direction of base member B1 The both ends of SD form bending machining operation P2 of bending machining component C1 along long side direction LD to a lateral buckling；Bending is added Work component C1 drawing in the way of heaving into dome shape towards side, thus form the drawing manufacturing procedure of drawing tooling member D1 P3；And cut-out manufacturing procedure P4 that the connecting portion 91 being connected with drawing tooling member D1 cut off.Therefore, it is possible to easily make The warping part 11t of the curving that one-tenth is heaved to swells 11 extends configuration along long side direction LD and is arranged at short side direction SD's The movable contact member 10 at both ends.Thus, when swells 11 is pressed and inverts, it is possible to reduce short side direction SD's The concentration of the internal stress (tensile stress) of peripheral end S1, the unfavorable condition such as the crack of peripheral end S1 reduces, it is provided that energy Enough realize the movable contact member 10 of life.

It addition, in the way of bending machining operation P2 includes forming concaveconvex shape in time observing along short side direction SD longitudinal direction section view The wavy bending operation P22 being curved along long side direction LD, therefore, it is possible to be easily made the beads being formed as wavy 11w is arranged at the movable contact member 10 of swells 11.Therefore, when swells 11 is pressed and inverts, in warping part On the basis of 11t, this beads 11w suppresses the extension of the swells 11 on short side direction S further, it is possible to reduce short further The concentration of the internal stress (to the tensile stress that long side direction LD layback is dynamic) of the peripheral end S1 of edge direction SD.Thus, minor face The unfavorable conditions such as the crack of the peripheral end S1 of direction SD reduce further, it is provided that can realize life further movable Contact member 10.

It addition, in profile manufacturing procedure P1, in the way of being connected, it is provided with connecting portion 91 with foot 51, therefore, will be The cutting plane 51p that the connecting portion 91 produced in cut-out manufacturing procedure P4 after drawing manufacturing procedure P3 cuts off is not arranged at short The warping part 11t that the both ends of edge direction SD are formed, and it is disposed on foot 51.Therefore, do not exist and reduce because of cutting plane 51p The effect of the extension of the swells 11 on suppression short side direction S that warping part 11t is brought, it is possible to reliably reduce short side direction The concentration of the internal stress (to the tensile stress that long side direction LD layback is dynamic) of the peripheral end S1 of SD.Thus, short side direction SD The unfavorable condition such as the crack of peripheral end S1 reliably reduce, it is provided that can realize life the most further can Movable contact component 10.

[the second embodiment]

It follows that the switching device of the movable contact member 10 of the first embodiment employing the present invention is i.e. pushed out Close 200 to illustrate.Fig. 7 be second embodiment of the present invention push on switch 200 axonometric chart.Fig. 8 is the of the present invention Two embodiments push on switch 200 exploded perspective view.It should be noted that in fig. 8, warping part 11t and beads 11w not shown (about warping part 11t and beads 11w, with reference to Fig. 3 and Fig. 4).It should be noted that to real with first The structure that mode of executing is identical marks identical reference detailed.

200 outward appearances in the cubic shaped shown in Fig. 7 that push on switch of second embodiment of the present invention, such as Fig. 8 institute Show possess: the movable contact member 10 of reversion action can be carried out by pressing operation；There is collecting movable contact member 10 And the housing 2 of resettlement section 2s of side's opening；In the face of resettlement section 2s exposes the first fixed contact component 13 and second of arranging Fixed contact component 23；The first terminal portion 14 electrically connected with the first fixed contact component 13；With the second fixed contact component 23 Second portion of terminal 24 of electrical connection；The diaphragm member 25 configured in the way of covering resettlement section 2s；And it is disposed in moving contact Pressing member 8 between component 10 and diaphragm member 25.Further, assembling push on switch 200 time, movable contact member 10 houses In the resettlement section 2s of housing 2, pressing member 8 is placed in movable contact member 10, and diaphragm member 25 covers the resettlement section 2s of housing 2 And be melt and spread on housing 2.

It follows that above-mentioned each structure is described in detail.First, push on switch 200 movable contact member 10 make With the movable contact member 10 described in detail in the first embodiment, include that central part is upward (shown in Fig. 8 as shown in Figure 8 Z1 direction) heave into dome shape swells 11 and swells 11 is interposed between centre be arranged on opposed both end sides and Hold the Liang Ge foot 51 of swells 11.

At the both ends of the short side direction SD of movable contact member 10, it is respectively arranged with and extends configuration along long side direction LD Warping part 11t.This warping part 11t is when observing along short side direction SD longitudinal direction section view, relative to the imagination of the swells 11 heaved Crest line KL (with reference to Fig. 3 (b)), the curving heaved to swells 11.Further, movable contact member 10 is pressing because of operator Press operation and swells 11 depressed time, swells 11 carries out reversion action, recovers before pressing operation when pressing is released from State.

Swells thus, when swells 11 is pressed and inverts, on this warping part 11t suppression short side direction S The extension of 11.Therefore, it is possible to reduce the internal stress of the peripheral end S1 of short side direction SD (to dynamic the drawing of long side direction LD layback Stretch stress) concentration.Thus, the unfavorable condition such as the crack of the peripheral end S1 of short side direction SD reduces, it is possible to realizing the life-span increases Long.

It addition, in the swells 11 of movable contact member 10, as shown in Fig. 3 (b), be provided with and longitudinally cut open along short side direction SD Wavy beads 11w is formed as during depending on observing.Further, this beads 11w extends configuration along long side direction LD, and to two Foot 51 extends configuration and arranges the peripheral end L1 to foot 51.

Thus, when swells 11 is pressed and inverts, on the basis of the 11t of warping part, this beads 11w enters one The extension of the swells 11 on step suppression short side direction S.Therefore, it is possible to reduce the peripheral end S1 of short side direction SD further The concentration of internal stress (to the tensile stress that long side direction LD layback is dynamic).Thus, the splitting of the peripheral end S1 of short side direction SD The unfavorable conditions such as seam reduce further, it is possible to realize life further.It should be noted that in second enforcement of the present invention Mode push on switch in 200, use the movable contact member 10 described in detail by the first embodiment, therefore, omission can The further description of movable contact component 10.

It follows that push on switch the housing 2 of 200 carry out injection moulding as the synthetic resin of insulant by using and Making, as shown in Figure 8, when upper side (the Z1 side shown in Fig. 8) top view, profile is configured to rectangular-shaped and is formed as having The box shape of the resettlement section 2s of one side's opening.Further, utilize inner bottom surface 2b of housing 2 and erect the periphery being arranged on housing 2 Sidewall 2w formed resettlement section 2s space such that it is able to house movable contact member 10.It should be noted that as synthesis tree Fat, makes to use up the material being difficult to the dark-coloured systems such as the black that passes through.

It addition, as shown in Figure 8, housing 2 is fixed with the first fixed contact component 13 of exposing in the face of resettlement section 2s with And second fixed contact component 23 and the first terminal portion 14 and second that arranges in the way of the outside to housing 2 is exposed Portion of terminal 24.It addition, the end face 2u being positioned at the sidewall 2w of the upper surface side of housing 2 in the open side of resettlement section 2s is formed as without rank The shape that ladder is poor and smooth, when loading diaphragm member 25, the upper surface (specifically end face 2u) of housing 2 and diaphragm member The lower surface of 25 (flange part 25v described later) is close to.It addition, be formed the most recessed relative to end face 2u in the corner of housing 2 Stage portion 2r fallen into, in this stage portion 2r configuration sticker (not shown).

It follows that push on switch 200 the first fixed contact component 13 and the second fixed contact component 23 by electric conductivity Metal material make, as shown in Figure 8, the first fixed contact component 13 is arranged at the central authorities of inner bottom surface 2b of resettlement section 2s Portion, and the second fixed contact component 23 is provided with two at the peripheral portion of the long side direction LD of inner bottom surface 2b.

It addition, as shown in Figure 8, the first fixed contact component 13 is provided with three protuberance 13t prominent upward, when When movable contact member 10 being arranged in the resettlement section 2s of housing 2, the swells 11 of this protuberance 13t and movable contact member 10 Top opposed, and can with top contact, separate.In the same manner, two the second fixed contact components 23 are also respectively provided with There is the protuberance 23t that two (adding up to four) are prominent upward, when being configured in the resettlement section 2s of housing 2 by movable contact member 10 Time, the foot 51 that this protuberance 23t is formed as with movable contact member 10 contacts.

Further, reversion action is repeated by the swells 11 making movable contact member 10, so that first is fixing tactile Point component 13 (protuberance 13t) repeatedly contacts with the top of the swells 11 of movable contact member 10 and separates.On the other hand, second Even if the reversion action that the foot 51 of fixed contact component 23 and movable contact member 10 is repeated swells 11 is protected the most all the time Hold contact condition.It should be noted that be provided with the second fixed contact component owing to the first fixed contact component 13 is arranged at ratio Inner bottom surface 2b of low one layer of inner bottom surface 2b of 23, the first fixed contact therefore, contact with movable contact member 10, separated The contact surface of component 13 is positioned at lower than the contact surface of the second fixed contact component 23 contacted with movable contact member 10 all the time Position, in other words on lower section.Thereby, it is possible to the longer reversal distance guaranteed in movable contact member 10, in other words Say and be able to ensure that longer actuating length.

Then, push on switch 200 the first terminal portion 14 and the second portion of terminal 24 electrically insulated from one another, arrange as a part Being embedded in housing 2, end is exposed to the outside of housing 2.It addition, the first terminal portion 14 in housing 2 (inner bottom surface 2b) with the One fixed contact component 13 connects, and the second portion of terminal 24 in housing 2 (inner bottom surface 2b) with the second fixed contact component 23 connect.Further, by this first terminal portion 14 and the second portion of terminal 24 be capable of pushing on switch 200 with external equipment Electrical connection.

It addition, in second embodiment of the present invention, this first terminal portion 14 and the first fixed contact component 13 one Ground is formed, and this second portion of terminal 24 forms with the second fixed contact component 23.Further, the first terminal portion 14 and One fixed contact component 13 and the second portion of terminal 24 and the second fixed contact component 23 use metallic plate, add implementing cut-out Work, bending machining etc. and be embedded into shaping when the injection moulding of housing 2 after making.

It follows that push on switch, the diaphragm member 25 of 200 is made up of, such as Fig. 8 the plastic film with light transmission Shown in, when from upper side (side, Z1 direction shown in Fig. 8) top view, profile is formed as rectangle.It addition, as shown in Figure 8, Diaphragm member 25 includes the dome 25d of the dome shape that central part highlights upward and is formed at surrounding and and the vault of dome 25d Top 25d continuous print flange part 25v.It addition, during diaphragm member 25 top view, be formed as covering the opening of resettlement section 2s Size, and this diaphragm member 25 is formed as substantially uniform with the outer shape of housing 2, and be formed as being accommodated in outside housing 2 The shape of the inner side of shape shape.

Further, assembling push on switch 200 time, diaphragm member 25 configures (mounting) at shell to cover in the way of the 2s of resettlement section The upper surface side of body 2, the flange part 25v of diaphragm member 25 is close to the end face 2u of housing 2.Further, by from diaphragm member 25 Lateral end face 2u irradiating laser, thus the end face 2u of the housing 2 and flange part 25v of diaphragm member 25 is carried out deposition, by diaphragm Component 25 is fixed on housing 2.Now, in the lower face side of diaphragm member 25, and it is that stage portion 2r in the corner of housing 2 is arranged Having sticker (not shown), sticker undertakes the interim fixing effect of the diaphragm member 25 in the operation of laser cladding.Need Illustrate, in second embodiment of the present invention, make housing 2 and diaphragm member 25 deposition due to irradiating laser, therefore, The synthetic resin that housing 2 is used makes to use up the material being difficult to the dark-coloured systems such as the black that passes through, the conjunction that diaphragm member 25 is used Resin uses the material with the light transmission making laser light.

Finally, push on switch 200 pressing member 8 be difficult to the material of synthetic resin of the dark-coloured systems such as the black that passes through by light Constitute, be formed as hemispherical as shown in Figure 8.Further, pressing member 8 is disposed in the inner side of the dome 25d of diaphragm member 25, right Diaphragm member 25 carries out deposition with a hemispherical part for pressing member 8, and pressing member 8 is fixed on diaphragm member 25.Need The deposition being noted that between this deposition with housing 2 and diaphragm member 25 is identical, by from diaphragm member 25 side irradiating laser And carry out.It addition, for the method beyond deposition based on laser, such as can also be melted by the method for ultrasonic wave coating Apply.

It addition, assembling push on switch 200 time, pressing member 8 is disposed in the swells 11 with movable contact member 10 The position that top is opposed, bears the pressing operation that operator is carried out, the top of pressing movable contact member 10.Owing to having this Pressing member 8, therefore, it is possible to steadily and reliably carry out the reversion action of movable contact member 10.

The movable of 200 use the first embodiments that push on switch due to second embodiment of the present invention as constructed as above Contact member 10, therefore becomes the switching device being capable of long lifetime.Its reason is, at the drum of movable contact member 10 Play the portion 11 swells 11 when being pressed and invert, on the warping part 11t suppression short side direction SD of movable contact member 10 Expansion, reduce the collection of the internal stress (to the tensile stress that long side direction LD layback is dynamic) of the peripheral end S1 of short side direction SD In.Therefore, the unfavorable condition such as the crack of the peripheral end S1 of movable contact member 10 reduces.Further, movable owing to achieving this The long lifetime of contact member 10, therefore as a result of which it is, be capable of pushing on switch 200 long lifetime.

Further, since push on switch, the movable contact member 10 of 200 use the first embodiments, therefore, becomes and can enter One step realizes the switching device of life.Its reason is, when swells 11 is pressed and inverts, in warping part On the basis of 11t, this beads 11w suppresses the extension of the swells 11 on short side direction S further, reduces minor face side further Concentration to the internal stress (to the tensile stress that long side direction LD layback is dynamic) of the peripheral end S1 of SD.Therefore, moving contact The unfavorable conditions such as the crack of the peripheral end S1 of component 10 reduce further.Further, owing to furthermore achieved that this moving contact The life of component 10, therefore as a result of which it is, can realize further pushing on switch 200 life.

The movable contact member 10 of 200 use the first embodiments further, since push on switch, therefore, becoming can be Longer actuating length is guaranteed on the basis of realizing life and reducing overall width (short side direction SD) and realize miniaturization Switching device.Its reason is, owing to as movable contact member 10, using and being formed at the bigger swells of profile 11 A part for the periphery of the both sides on short side direction SD forms the structure of notch part 11k, therefore, it is possible in the reversion of swells 11 Action is formed longer actuating length.On the other hand, its reason is, the swells 11 at short side direction SD is provided with breach In the case of portion 11k, the internal stress (tensile stress) of the peripheral end S1 of short side direction SD puts on this notch part more 11k, but have in the second embodiment of the present invention of warping part 11t in the part of this notch part 11k, it is possible to reliably reduce The concentration of the internal stress (tensile stress) of this notch part 11k.

Hereinafter, do not use accompanying drawing simply illustrate push on switch 200 action.First, under state before operation, push Switch 200 is configured to, and the top of movable contact member 10 separates with the first fixed contact component 13 (protuberance 13t), and movably The foot 51 of contact member 10 contacts with the second fixed contact component 23 (protuberance 23t).Thus, the first fixed contact component 13 with Second fixed contact component 23 is in the state not electrically connected.

It follows that when carrying out the pressing operation implemented by operator, can via diaphragm member 25 and pressing member 8 Movable contact component 10 presses downwards, after the movable contact member 10 that near top is pressed bends downwards, and swells 11 Carry out reversion action.Then, the lower face side at the top of swells 11 contacts with the first fixed contact component 13.Thus, pass through Movable contact member 10 contacts with the first fixed contact component 13, thus makes the first fixed contact structure via movable contact member 10 Part 13 electrically connects with the second fixed contact component 23.

It follows that when releasing the pressing operation implemented by operator, release the pressing to movable contact member 10, pass through The counteracting force of movable contact member 10 makes movable contact member 10 recover initial dome shape.Further, push on switch 200 extensive Multiple preoperative state, forms the state that the first fixed contact component 13 does not electrically connects with the second fixed contact component 23.As above Described, by movable contact member 10 is carried out pressing operation, switch the first fixed contact component 13 and the second fixed contact structure Status of electrically connecting (ON/OFF) between part 23, thus pushes on switch 200 as switching and function.

Explanation summarized below employs the movable contact member involved by second embodiment of the present invention as constructed as above 10 push on switch 200 effect.

Movable contact member due to 200 use first embodiments that push on switch of second embodiment of the present invention 10, therefore, when the swells 11 at movable contact member 10 is pressed and inverts, reduce movable touching by warping part 11t The collection of the internal stress (to the tensile stress that long side direction LD layback is dynamic) of the peripheral end S1 of the short side direction SD of some component 10 In.Therefore, the unfavorable condition such as the crack of the peripheral end S1 of movable contact member 10 reduces, it is provided that be capable of life Switching device.

Further, since use the movable contact member 10 of the first embodiment, therefore, be pressed in swells 11 and During reversion, on the basis of the 11t of warping part, beads 11w suppresses the extension of the swells 11 on short side direction S further, enters One step reduces the concentration of the internal stress (to the tensile stress that long side direction LD layback is dynamic) of the peripheral end S1 of short side direction SD. Therefore, the unfavorable condition such as the crack of the peripheral end S1 of movable contact member 10 reduces further, it is provided that can be real further The switching device of existing life.

Further, since use the movable contact member 10 of the first embodiment, hence with the swells 11 that profile is bigger With the structure of the notch part 11k of a part for the periphery being formed at short side direction SD make overall width (short side direction SD) reduce and Miniaturization, guarantees longer actuating length in addition, utilizes warping part 11t reliably to reduce the internal stress (stretching of notch part 11k Stress) concentration.Therefore, it is possible to provide the crack etc. of the peripheral end S1 guaranteeing longer actuating length and short side direction SD Unfavorable condition reduces it is thus possible to realize the switching device of long lifetime.

[the 3rd embodiment]

It follows that the switching device i.e. diaphragm of the movable contact member 10 of the first embodiment employing the present invention is left Close 300 reduction explanations.Fig. 9 is the axonometric chart of the diaphragm switch 300 of third embodiment of the present invention.Figure 10 is to the present invention The figure that the diaphragm switch 300 of the 3rd embodiment illustrates, Figure 10 (a) is to observe the diaphragm switch 300 shown in Fig. 9 from Z1 side Time top view, side view when Figure 10 (b) is to observe the diaphragm switch 300 shown in Fig. 9 from X1 side.Figure 11 (a) is Figure 10 (a) The shown sectional view at XI-XI line, Figure 11 (b) is the sectional view at the XII-XII line shown in Figure 10 (a).Figure 12 is from Z2 The rearview of the diaphragm member 35 when the portion P shown in Figure 10 (a) is observed in side.It should be noted that in fig. 12, it is shown that keep The state of movable contact member 10.The vertical view of the diaphragm substrate 9 when Figure 13 (a) is to observe the portion P shown in Figure 10 (a) from Z1 side Figure, the upward view of the diaphragm substrate 9 when Figure 13 (b) is to observe the Q part shown in Figure 10 (a) from Z2 side.It should be noted that it is right The structure identical with the first embodiment marks identical reference detailed.

The diaphragm switch 300 of the third embodiment of the present invention outward appearance in the rectangular patch shown in Fig. 9 and Figure 10, as Shown in Figure 11, possess: the movable contact member 10 of reversion action can be carried out by pressing operation；Keep movable contact member The diaphragm member 35 of 10；The diaphragm substrate 9 of arranging opposed with diaphragm member 35；Be arranged at diaphragm substrate 9 one side 9a first Fixed contact component 33 and the second fixed contact component 43；The first terminal portion 34 electrically connected with the first fixed contact component 33 (with reference to Figure 13 (b))；And the second portion of terminal 44 (with reference to Figure 13 (b)) electrically connected with the second fixed contact component 43.Then, When assembling diaphragm switch 300, multiple movable contact members 10 are held in diaphragm member 35, with movable contact member 10 and the Diaphragm member 35 is installed on diaphragm substrate 9 by one fixed contact component 33 and the opposed mode of the second fixed contact component 43. It should be noted that in third embodiment of the present invention, first fixed contact component the 33, second fixed contact component 43 with And movable contact member 10 is respectively equipped with 20.

It follows that above-mentioned each structure is described in detail.First, the movable contact member 10 of diaphragm switch 300 makes With the movable contact member 10 described in detail in the first embodiment, as it is shown in figure 1, structure includes central part (Fig. 1 institute upward The Z1 direction shown) heave into the swells 11 of dome shape and be arranged at across the opposed both end sides of swells 11 and support drum Play the Liang Ge foot 51 in portion 11.

As it is shown on figure 3, be respectively arranged with along long side direction LD at the both ends of the short side direction SD of movable contact member 10 Extend the warping part 11t of configuration.This warping part 11t when observing along short side direction SD longitudinal direction section view relative to the swells heaved The curving that the imaginary crest line KL (with reference to Fig. 3 (b)) of 11 is heaved to swells 11.Further, movable contact member 10 is because of behaviour The pressing operation of author and swells 11 depressed time, swells 11 carries out reversion action, recovers pressing when releasing pressing Preoperative state.

It addition, in the swells 11 of movable contact member 10, as shown in Fig. 3 (b), be provided with and longitudinally cut open along short side direction SD Wavy beads 11w is formed as during depending on observing.Further, this beads 11w extends configuration along long side direction LD, and extension is joined It is placed in Liang Ge foot 51 and the peripheral end L1 to foot 51 is set.

Thus, when swells 11 is pressed and inverts, on the basis of the 11t of warping part, this beads 11w enters one The extension of the swells 11 on the short side direction S of step.Therefore, it is possible to reduce the interior of the peripheral end S1 of short side direction SD further The concentration of portion's stress (to the tensile stress that long side direction LD layback is dynamic).Thus, the crack of the peripheral end S1 of short side direction SD Reduce further etc. unfavorable condition, it is possible to realize life further.It should be noted that the 3rd embodiment party of the present invention In the diaphragm switch 300 of formula, use the movable contact member 10 described in detail in the first embodiment, therefore, omit movable The further description of contact member 10.

It follows that the diaphragm member 35 of diaphragm switch 300 is made, such as Figure 12 by the film sheet stacking by synthetic resin Shown in, it is configured to possess: there is the through hole of the toroidal that the foot 51 of multiple even movable contact member 10 can house Spacer 5S, the holding diaphragm 5H and covering spacer 5S that keep the toroidal of movable contact member 10 and holding diaphragm The cover plate 5C of 5H.Further, the diaphragm member 35 medial surface (concave surface) with movable contact member 10 and one side 9a pair of diaphragm substrate 9 The mode put is installed on diaphragm substrate 9.

The spacer 5S of diaphragm member 35 uses polycarbonate resin (PC, Polycarbonate) etc. to carry out injection moulding And it is made for lamellar, as shown in figure 12, there is the through hole being connected to each other with through hole by the through hole of aforesaid toroidal.Should Through hole becomes the tap of the gas (air) being extruded because of the reversion of movable contact member 10.It addition, at spacer 5S On be provided with not shown adhesion coating, by this adhesion coating, spacer 5S is pasted on diaphragm substrate 9.

The holding diaphragm 5H of diaphragm member 35 uses at polyethylene terephthalate resin (PET, Polyethylene Etc. terephthalate) one side is provided with the membrane material of adhesion coating (not shown), is made for toroidal and ratio moving contact structure The profile that part 10 is big.Further, corresponding with multiple movable contact members 10 multiple holding diaphragm 5H arrange the most respectively In the top (the Z1 direction shown in Figure 11) of movable contact member 10, keep movable contact member 10 by this adhesion coating.

The cover plate 5C of diaphragm member 35 uses the membrane materials such as polyethylene terephthalate resin (PET), as shown in figure 11 It is carried out drawing processing and is made for toroidal and the dome shape of profile bigger than movable contact member 10.It addition, at cover plate The one side of 5C is provided with not shown adhesion coating.Further, cover plate 5C is disposed in spacer 5S as shown in figure 11 and keeps diaphragm The top (the Z1 direction shown in Figure 11) of 5H, is pasted on spacer 5S and keeps diaphragm 5H by this adhesion coating.Thus, profit Movable contact member 10 is clamped with diaphragm member 35 and diaphragm substrate 9.

It follows that the diaphragm substrate 9 of diaphragm switch 300 uses two sides to be implemented with the so-called printed on both sides wiring of wiring pattern Plate (PWB, printed wiring board), is provided with the first fixed contact component in its one side 9a side as shown in Figure 13 (a) 33 and the second fixed contact component 43, and be provided with in another side 9z side as shown in Figure 13 (b) the first terminal portion 34 and Second portion of terminal 44.It should be noted that as diaphragm substrate 9, it is possible to use double-faced flexible tellite (FPC, Flexible printed circuits)。

It follows that the first fixed contact component 33 of diaphragm switch 300 and the second fixed contact component 43 use diaphragm The part of substrate 9 and formed, as shown in Figure 13 (a), utilize the oval pattern as the first fixed contact component 33 with Combination as the horseshoe-shaped pattern of the second fixed contact component 43 is arranged in correspondence with multiple movable contact members 10 respectively. Further, when diaphragm member 35 is installed on diaphragm substrate 9, it is can be with moving contact structure that the first fixed contact component 33 arranges The top contact of swells 11 of part 10, separation, and the second fixed contact component 43 arrange for and movable contact member 10 Foot 51 contacts.Thus, reversion action, thus first fixed contact are repeated by the swells 11 of movable contact member 10 Component 33 repeatedly contacts with the top of the swells 11 of movable contact member 10, separates.On the other hand, the second fixed contact component Even if 43 are repeated the reversion action of swells 11 with the foot 51 of movable contact member 10 also remains contact condition.

Finally, the first terminal portion 34 of diaphragm switch 300 and the second portion of terminal 44 use diaphragm substrate 9 a part and Be formed as being electrically insulated from each other, as shown in Figure 13 (b), be arranged at the another side 9z side of diaphragm substrate 9.Though it addition, illustrate the most in detail, But make the first terminal portion 34 be connected with the first fixed contact component 33 by being arranged at the through hole 9h of diaphragm substrate 9, and make Two-terminal portion 44 is connected with the second fixed contact component 43.Further, by this first terminal portion 34 and the second portion of terminal 44 energy Enough realize the electrical connection between diaphragm switch 300 and external equipment.

Owing to the diaphragm switch 300 of third embodiment of the present invention as constructed as above uses the movable of the first embodiment Contact member 10, therefore becomes the switching device being capable of long lifetime.Its reason is, at the drum of movable contact member 10 Play the portion 11 swells 11 when being pressed and invert, on the warping part 11t suppression short side direction SD of movable contact member 10 Expansion, reduce the collection of the internal stress (to the tensile stress that long side direction LD layback is dynamic) of the peripheral end S1 of short side direction SD In.Therefore, the unfavorable condition such as the crack of the peripheral end S1 of movable contact member 10 reduces.Further, movable owing to achieving this The long lifetime of contact member 10, therefore its result is that by the long lifetime of diaphragm switch 300.

Further, since diaphragm switch 300 uses the movable contact member 10 of the first embodiment, therefore become and can enter one Step realizes the switching device of life.Its reason is, when swells 11 is pressed and inverts, at warping part 11t On the basis of, the extension of the swells 11 on beads 11w (with reference to Fig. 3) suppression short side direction S further, further reduce The concentration of the internal stress (to the tensile stress that long side direction LD layback is dynamic) of the peripheral end S1 of short side direction SD.Therefore, may be used The unfavorable conditions such as the crack of the peripheral end S1 of movable contact component 10 reduce further.Further, owing to furthermore achieved that this can The life of movable contact component 10, therefore as a result of which it is, the life of diaphragm switch 300 can be realized further.

Hereinafter, accompanying drawing is not used to simply illustrate the action of diaphragm switch 300.First, under state before operation, film Sheet switch 300 is configured to, and the top of movable contact member 10 separates with the first fixed contact component 33, and movable contact member The foot 51 of 10 contacts with the second fixed contact component 43, thus, and the first fixed contact component 33 and the second fixed contact component 43 are in the state not electrically connected.

It follows that when carrying out the pressing operation implemented by operator, via diaphragm member 35 by movable contact member 10 Pressing downwards, after the movable contact member 10 after pressing near top bends downwards, swells 11 carries out reverse turn Make.Then, the lower face side at the top of swells 11 contacts with the first fixed contact component 33.Thus, by moving contact structure Part 10 contacts with the first fixed contact component 33, thus makes the first fixed contact component 33 and second via movable contact member 10 Fixed contact component 43 electrically connects.

It follows that when releasing the pressing operation implemented by operator, release the pressing carried out to movable contact member 10, Movable contact member 10 is made to recover initial dome shape by the counteracting force of movable contact member 10.Then, diaphragm switch State before 300 recovery operations, forms the state that the first fixed contact component 33 does not electrically connects with the second fixed contact component 43. As above, by movable contact member 10 is carried out pressing operation, the first fixed contact component 33 and the second fixed contact structure is switched Status of electrically connecting (ON/OFF) between part 43, thus diaphragm switch 300 as switch function.

Explanation summarized below employs the movable contact member involved by third embodiment of the present invention as constructed as above The effect of the diaphragm switch 300 of 10.

Diaphragm switch 300 involved by third embodiment of the present invention uses the moving contact of the first embodiment Component 10, therefore, it is possible to provide following switching device: when the swells 11 at movable contact member 10 is pressed and inverts, The internal stress that can reduce the peripheral end S1 of the short side direction SD of movable contact member 10 (moves to long side direction LD layback Tensile stress) concentration, the unfavorable condition such as the crack of peripheral end S1 reduces, it is possible to realize long lifetime.

Further, since use the movable contact member 10 of the first embodiment, therefore, heaving of movable contact member 10 When portion 11 is pressed and inverts, on the basis of the 11t of warping part, this beads 11w suppresses on short side direction S further The extension of swells 11, further reduces the internal stress of the peripheral end S1 of short side direction SD (to long side direction LD layback Dynamic tensile stress) concentration.Therefore, it is possible to provide the unfavorable conditions such as the crack of the peripheral end S1 of movable contact member 10 to enter One step reduces, it is possible to realize the switching device of life further.

It should be noted that the invention is not restricted to above-mentioned embodiment, such as, can be carried out as follows deformation and implement, these Embodiment falls within the technical scope of the present invention.

Figure 14 is that the variation to the movable contact member 10 involved by first embodiment of the present invention illustrates Figure, Figure 14 (a) is the top view of the movable contact member C10 of variation 2, and Figure 14 (b) is the movable contact member of variation 3 The top view of D10.

In the above-described first embodiment, it is combined as warping part 11t and beads 11w, but even with only sticking up The structure playing portion 11t also functions to enough effects.

In the above-described first embodiment, employing arranges the knot of Liang Ge foot 51 in the both sides opposed across swells 11 Structure, but be not limited to this, such as shown in Figure 14 (a), can use and be respectively provided with two feet in the both sides opposed across swells 11 Portion C51 adds up to the structure of four foot C51, it would however also be possible to employ arrange the structure of the number of more than four.

In the above-described first embodiment, suitably constitute as arranging notch part 11k in swells 11, but such as Figure 14 Shown in (b), it would however also be possible to employ sidepiece D71 is set in the outside of swells D11 of short side direction SD side and is not provided with notch part 11k Structure.Now, warping part 11t is set at sidepiece D71.

In the above-described 2nd embodiment, use for the reversion action steadily and reliably carrying out movable contact member 10 And it is suitably used the structure of pressing member 8 but it also may use the structure (variation 4) not using pressing member 8.It addition, The structure (variation 5) being provided above supplying the control member of operator's operation in diaphragm member 25 can also be used.

In the above-described 3rd embodiment, first fixed contact component the 33, second fixed contact component 43 and can is used Movable contact component 10 is respectively provided with the structure of 20, but is not limited to this number, the amount doesn't matter.

In the above-described 3rd embodiment, the first fixed contact component 33 of oval pattern and horseshoe-shaped figure are utilized The combination of the second fixed contact component 43 of case constitutes fixed contact, but is not limited to this, for example, it is also possible to utilize the pattern of annular Combination with circular pattern constitutes fixed contact.

As the switching device of the movable contact member 10 employed involved by first embodiment of the present invention, above-mentioned Second embodiment is enumerated and pushes on switch 200 and carry out as a example by enumerating diaphragm switch 300 in the above-described 3rd embodiment Describe in detail, but be not limited to this.Such as, as switching device, it would however also be possible to employ slide switch, rocker switch etc..

The invention is not restricted to above-mentioned embodiment, be merely able to suitably becoming without departing from the range of the purpose of the present invention More.

Claims

1. a movable contact member, it possesses heaves into dome shape and can carry out heaving of reversion action by pressing Portion and support multiple foots of this swells, and this movable contact member is in having outside short side direction and long side direction Shape shape, it is characterised in that

During this foot's top view multiple, the both sides opposed across described swells on described long side direction are respectively arranged One,

Both ends on described short side direction have along described short side direction longitudinal direction section view observe time to the described side heaved The warping part of bending,

This warping part extends configuration along described long side direction.

Movable contact member the most according to claim 1, it is characterised in that

Wavy beads is formed as when described swells has and observes along described short side direction longitudinal direction section view,

This beads extends configuration along described long side direction.

Movable contact member the most according to claim 1 and 2, it is characterised in that

There is the notch part of a part for the periphery forming described short side direction in described swells.

The central part line that described movable contact member is formed as across described short side direction is symmetrical.

Movable contact member the most according to claim 3, it is characterised in that

6. a manufacture method for movable contact member, this movable contact member possesses to be heaved into dome shape and can pass through pressing And carry out the swells of reversion action and support multiple foots of this swells, and the outer shape of this movable contact member There is short side direction and long side direction, it is characterised in that

The manufacture method of described movable contact member has:

Sharp processing operation, is formed by the metal material of lamellar and remains with connecting portion and have described short side direction and described length The base member of the tabular of edge direction；

Bending machining operation, for described base member along described long side direction by the both ends of described short side direction to a lateral bending Folding, forms bending machining component；

Drawing manufacturing procedure, using the middle body of described short side direction and described long side direction as center pair during top view Described bending machining component stretches, so that it heaves into described dome shape towards described side, forms drawing tooling member； And

Cut off manufacturing procedure, the described connecting portion being connected with described drawing tooling member cut off along described outer shape,

In described drawing manufacturing procedure, form described swells, and to the warping part of the described curving heaved along institute State long side direction and extend configuration, be formed at the both ends on described short side direction.

The manufacture method of movable contact member the most according to claim 6, it is characterised in that

Described bending machining operation includes wavy bending operation, in wavy bending operation, makes described base along described long side direction Body member bends, so that being formed as concavo-convex when observing along described short side direction longitudinal direction section view.

8. according to the manufacture method of the movable contact member described in claim 6 or 7, it is characterised in that

In described sharp processing operation, described connecting portion is set in the way of being connected with described foot.

9. a switching device, it is characterised in that possess:

Movable contact member according to any one of Claims 1-4；

Can be with the top contact of the described swells of this movable contact member, the first fixed contact component of separating；

The the second fixed contact component contacted with the described foot of described movable contact member；

The first terminal portion electrically connected with described first fixed contact component；And

The second portion of terminal electrically connected with described second fixed contact component.