CN102024605A - Multidirectional input device - Google Patents
Multidirectional input device Download PDFInfo
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- CN102024605A CN102024605A CN201010277166XA CN201010277166A CN102024605A CN 102024605 A CN102024605 A CN 102024605A CN 201010277166X A CN201010277166X A CN 201010277166XA CN 201010277166 A CN201010277166 A CN 201010277166A CN 102024605 A CN102024605 A CN 102024605A
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Abstract
The invention provides a multidirectional input device of a magnetic sensor which is difficult to damage. The device is provided with an operator (5) having a moving part (52) capable of sliding in a cavity part between an upper shell (2) and a lower shell (3) and arranged for holding a magnet (8), a magnetic sensor (113) arranged opposite to the moving part (52) for detecting the change of the magnetic field generated by the magnet (8), a flexible baseboard (11) used for mounting the magnetic sensor (113) and arranged on the lower surface side of the bottom wall of the lower shell (3), and a mounting part (4) arranged under the lower shell (3) and the flexible baseboard (11) and used for integrating the upper shell (2) with the lower shell (3), wherein the mounting part (4) is provided with a base part (41) in butt joint with the lower surface of the lower shell (3) and elastic wrist parts (44a, 44b) connected to the base part (41), and at least the mounting part of the magnetic sensor (113) in the flexible baseboard (11) is elastically supported by the elastic wrist parts (44a, 44b).
Description
Technical field
The present invention relates to multi-directional inputting device, especially relate to the multi-directional inputting device that is suitable for the orientation input operation in portable phone unit and the game machine of use controller etc.
Background technology
In the past, slimming for implement device integral body, proposition has following multi-directional inputting device: the localized immobilization magnet of the operating body in can being accommodated in the housing that upper shell and lower house are combined slidingly and movingly, and in the part of lower house with relative with magnet to state take in Magnetic Sensor, the detected value of the Magnetic Sensor that changes according to position corresponding to magnet, acceptance is with respect to the orientation input operation (for example, with reference to patent documentation 1) of operating body.In this multi-directional inputting device, will be equipped with the installing component (bottom cover) of the flexible base, board mounting of Magnetic Sensor, and Magnetic Sensor is clipped between the lower surface of described flexible base, board and lower house in metallic plate system.
Patent documentation 1: TOHKEMY 2008-47389 communique, Fig. 1
But, in above-mentioned existing multi-directional inputting device,, apparatus main body applies when making the such thump of operating body and Magnetic Sensor butt owing to falling or trample, and Magnetic Sensor might be damaged.When especially Magnetic Sensor is fixed in flexible base, board by soldering, might peel off this soldering part.
Summary of the invention
Given this present invention plants actual conditions and proposes, and its purpose is to provide a kind of Magnetic Sensor to be difficult to damaged multi-directional inputting device.
Multi-directional inputting device of the present invention is characterised in that to possess: upper shell, and it is provided with opening; Lower house, it is configured in the lower side of this upper shell and has diapire; Operating body, it has slide in the blank part that constitutes moving part that moves and the operating portion that exposes from described opening between described upper shell and lower house, and maintains magnet; Magnetic Sensor, itself and described moving part are relative to the configuration and detect the variation in the magnetic field that described magnet produces; Flexible base, board, the lower face side that it is installed described Magnetic Sensor and is configured in the diapire of described lower house; Installing component, it is configured in the below of described lower house and flexible base, board, and by described upper shell and the incorporate metallic plate of lower house are constituted, wherein, described installing component has and the base portion of the lower surface butt of the diapire of described lower house and the elasticity wrist that links with this base portion, and the installation portion by the described at least Magnetic Sensor in the described flexible base, board of described elasticity wrist elastic bearing.
According to above-mentioned multi-directional inputting device, because the installation portion of the Magnetic Sensor in the flexible base, board carries out elastic bearing by the elasticity wrist of installing component, even therefore Magnetic Sensor is being applied under the situation of thump by operating body, also can absorb this impact, therefore can make Magnetic Sensor be difficult to breakage by the elasticity wrist.
In above-mentioned multi-directional inputting device, preferred, described Magnetic Sensor is by resin-sealed.In this case, owing to can utilize resin to protect Magnetic Sensor, therefore can improve the reliability that is electrically connected of this Magnetic Sensor and flexible base, board.
In above-mentioned multi-directional inputting device, preferably, described elasticity wrist and described base portion are provided with continuously, with from the mode of extending with the lateral central portion of the opposed plate-like portion of lower surface of described flexible base, board relative mutually be provided with to ground a pair of, the free end side that is positioned at front end separately corresponding to described by resin-sealed hermetic unit configuration.In this case, owing to a pair of elasticity wrist is set and on the plate-like portion of installing component at their free end side supporting flexible base, board, the large tracts of land of lower surface that therefore can the elastic bearing flexible base, board.In addition, owing to support the installation portion of the Magnetic Sensor of flexible base, board in the free end side of elasticity wrist, even therefore producing under the situation of warpage in the lower side of flexible base, board owing to the contraction of resin (especially thermosetting resin), also this warpage can be limited, thereby the accuracy of detection of Magnetic Sensor can be guaranteed.
In above-mentioned multi-directional inputting device, preferably, the following formation of described elasticity wrist: on the plate-like portion of described installing component, form first slit of pair of separated and second slit that the central portion of these first slits is linked, and on a pair of flexure strip that limits by described first slit and second slit, slotted hole is set respectively.In this case, only just can on installing component, form the elasticity wrist easily by on the plate-like portion of installing component, forming a plurality of slits and slotted hole.
In above-mentioned multi-directional inputting device, preferred, the gap between the diapire of the plate-like portion of described installing component and described lower house is set at thickness of slab greater than described flexible base, board.In this case, because the gap between the diapire of the plate-like portion by installing component and lower house can make the flexible base, board bending easily, so can absorb the impact that imposes on flexible base, board easily, thereby can make Magnetic Sensor more be difficult to breakage.
In above-mentioned multi-directional inputting device, preferably, described flexible base, board has the elongate in shape of the diapire central portion that crosses described lower house, and form a pair of installing hole along its length across described Magnetic Sensor, insert logical corresponding to described a pair of installing hole and described flexible base, board is installed on this lower house by a pair of projection that will be provided with on the described lower house, a side of described a pair of installing hole is the slotted hole of growing on described length direction.In this case, because the installing hole that allows a pair of projection that is provided with on the lower house insert a logical side forms slotted hole, therefore can make flexible base, board crooked in the longitudinal direction easily, thereby can absorb the impact that imposes on flexible base, board easily.
In above-mentioned multi-directional inputting device, preferably, leaning on lower side than described base portion, to make the outstanding a pair of bending part of plate-like portion of described installing component be arranged at described installing component, and between the diapire of described plate-like portion between the described a pair of bending part and described lower house, setting described flexible base, board.In this case, owing to make the outstanding a pair of bending part of the plate-like portion of installing component and between the diapire of this plate-like portion between a pair of bending part and lower house, setting flexible base, board by the lower side setting than base portion, therefore can improve the intensity of installing component, and the zone of accommodating that can between the diapire of plate-like portion and lower house, guarantee flexible base, board by this installing component.
The invention effect
According to the present invention, because the installation portion of the Magnetic Sensor in the flexible base, board carries out elastic bearing by the elasticity wrist of installing component, even therefore Magnetic Sensor is being applied under the situation of thump by operating body, also can absorb this impact, therefore can make Magnetic Sensor be difficult to breakage by the elasticity wrist.
Description of drawings
Fig. 1 is the exploded perspective view of the multi-directional inputting device of one embodiment of the present invention.
Fig. 2 is the exploded perspective view of the multi-directional inputting device of above-mentioned execution mode.
Fig. 3 is the vertical view of the multi-directional inputting device of above-mentioned execution mode.
Fig. 4 is the cutaway view along the multi-directional inputting device of single-point line A shown in Figure 3.
Fig. 5 is the cutaway view along the multi-directional inputting device of single-point line B shown in Figure 3.
Fig. 6 is the stereogram that the relation of operating body that the multi-directional inputting device of above-mentioned execution mode has and limiting part is shown.
Fig. 7 is the stereogram that the relation of operating body that the multi-directional inputting device of above-mentioned execution mode has, limiting part, distance member, holding member is shown.
Fig. 8 is the operating body shown in Figure 7 and the end view of circumferential component thereof.
Fig. 9 is the vertical view of the Magnetic Sensor installed on the flexible base, board that has of the multi-directional inputting device of above-mentioned execution mode.
Figure 10 is the figure that the position relation of the Magnetic Sensor installed on the flexible base, board that the multi-directional inputting device of above-mentioned execution mode has and magnet is shown.
Figure 11 is the vertical view (a) and the end view (b) of the installing component that has of the multi-directional inputting device of above-mentioned execution mode.
Figure 12 is vertical view (a) and the end view (b) that is used to illustrate the position relation of installing component that the multi-directional inputting device of above-mentioned execution mode has and flexible base, board.
Figure 13 is the stereogram that the multi-directional inputting device of above-mentioned execution mode is shown from lower side.
Symbol description
1 multi-directional inputting device
2 upper shells
Facial on 21
22 peristomes
23,23a side wall portion
3 lower houses
31 bottom surface sections (diapire)
32 protuberances
The 32a planar portions
33 recesses
34a, 34b projection
4 installing components
41 base portions
41a, 41b bending part
42 snap-latch pieces
43 plate-like portions
44a, 44b elasticity wrist
45a, 45b, 45c slit
46a, 46b slotted hole
5 operating bodies
51 operating portions
52 moving parts
53 necking parts
54 recesses
55 recesses
6 limiting parts
61 plate-like portions
62 margining tablets
7 distance members
71 peristomes
8 permanent magnets (magnet)
9 holding members (moving part)
91 incorporating sections
92 inner bottom surfaces
93 side wall portions
The 93a notch
10 helical springs
11 flexible base, boards
111 sealings (resin)
112 leads
113 Magnetic Sensors
113a GMR element
The 113b control circuit
114a, 114b hole, slotted hole
Embodiment
Below, with reference to accompanying drawing, describe embodiments of the present invention in detail.The multi-directional inputting device of present embodiment is to use the parts of the orientation input operation in for example portable phone unit and game machine of use controller etc.In addition, be not limited to described situation about the purposes of the multi-directional inputting device of present embodiment and can suitably change.
Fig. 1 and Fig. 2 are respectively the exploded perspective views of the multi-directional inputting device 1 of one embodiment of the present invention.Fig. 3 is the vertical view of the multi-directional inputting device 1 of present embodiment.Fig. 4 is the cutaway view along single-point line A shown in Figure 3.Fig. 5 is the cutaway view along single-point line B shown in Figure 3.In addition, in Fig. 1, illustrate, in Fig. 2, illustrate from the exploded perspective view of the observed multi-directional inputting device 1 of upper side shown in Figure 4 from the exploded perspective view of the observed multi-directional inputting device 1 of lower side shown in Figure 4.Below, for convenience of explanation, the right-hand side of Fig. 1 and Fig. 2 is called the upper side of multi-directional inputting device 1, the left side of this figure is called the lower side of multi-directional inputting device 1.
As shown in Figures 1 and 2, the multi-directional inputting device 1 of present embodiment possesses upper shell 2 and the lower house 3 that constitutes housing, and combination they and be formed in the inner blank part and take in various structure members.Under the state that upper shell 2 and lower house 3 overlaps, engage combination with upper shell 2 and integrated by the installing component 4 that makes the lower side that is configured in multi-directional inputting device 1.
Lower house 3 have side opening upward box shape, be provided with circular protuberance 32 in its central authorities as the bottom surface sections 31 of diapire.This protuberance 32 forms by bottom surface sections 31 protuberances that the tabular wall portion by smooth that makes lower house 3 constitutes, and is provided with the roughly recess 33 of oblong shape in the back side of this bottom surface sections 31 (lower surface) side.Be formed with the planar portions 32a of the following holding member of mounting 9 at the upper surface of this protuberance 32.A pair of projection 34a, the 34b of the flexible base, board 11 that is provided in the side side of the recess 33 of the lower surface of bottom surface sections 31 keeping following.On the side face of a side projection 34a, a plurality of ribs are set, fixing flexible substrate 11 under the state in being inserted the hole 114a that logical (being pressed into) form to the flexible base, board 11.The leading section of the opposing party's projection 34b is provided with the fastener in big slightly footpath, and under inserting the state lead among the slotted hole 114b that forms on the flexible base, board 11 end of flexible base, board 11 being held in can be mobile slightly.Make up described upper shell 2 and lower house 3, form the square housing of general flat.
Installing component 4 for example has: form by nonmagnetic metal panel materials such as stainless steels, roughly have writing board shape and with the base portion 41 of the lower surface butt of the diapire of lower house 3; From the side edge part of this base portion 41 upward side (being lower house 3 sides) extend a plurality of snap-latch pieces 42 that are provided with; Be configured in than base portion 41 position by lower side, and the plate-like portion 43 that extends along the left and right directions of Figure 1 and Figure 2.Be formed with a pair of elasticity wrist 44a, the 44b that extend along the left and right directions of Figure 1 and Figure 2 on the central portion of this plate-like portion 43.Described elasticity wrist 44a, 44b play the effect of the Magnetic Sensor 113 corresponding lower parts from lower side supporting and flexible base, board 11.In addition, the structure of installing component 4 is narrated in the back.
Operating body 5, limiting part 6, distance member 7, permanent magnet (below, abbreviate " magnet " as) 8, holding member 9 and helical spring 10 have been taken in the blank part in being formed in housing.Operating body 5 so that its part be contained from the side-prominent upward state of the peristome 22 of upper shell 2.Limiting part 6 is configured in the recess 54 and the recess 55 of following operating body 5.Holding member 9 is installed in the lower surface of operating body 5 with the state that maintains magnet 8 in inside.Helical spring 10 is configured in the outer circumferential side of the protuberance 32 of the holding member 9 that is installed on operating body 5 and lower house 3.Distance member 7 is folded between operating body 5 and limiting part 6 and the helical spring 10.Below, the structure of each structure member is described.
Operating body 5 for example has: the resin material of shaping insulating properties and forming, with the operating portion 51 that exposes from the side-prominent upward state of the peristome 22 of upper shell 2; Be configured in the moving part 52 of the blank part in the housing; The necking part 53 that links them.Operating portion 51 and moving part 52 all have disc-shape, and necking part 53 is arranged to littler than they diameters.In addition, overlook when observing operating body 5, described operating portion 51, moving part 52 and necking part 53 form concentric circles.Operating portion 51 is made as the size that can insert logical outer side via the peristome 22 of upper shell 2, that is, ratio open portion 22 diameters are little, and accepts slide from the operator by the part of exposing from peristome 22.Moving part 52 moves with this operating portion 51.Lower surface central authorities at moving part 52 are formed with along the left and right directions among Fig. 3 of multi-directional inputting device 1, that is, the length direction of limiting part 6 is banded a pair of recess 54.Central authorities at this recess 54 are formed with the recess 55 that becomes concentrically ringed circle with moving part 52.Dispose limiting part 6 at described recess 54 and recess 55.And, dispose the holding member 9 of the state that has kept magnet 8 at recess 55.
Limiting part 6 is for example formed by nonmagnetic materials such as stainless steels, has the elongate in shape of roughly extending along the left and right directions among Fig. 3 of multi-directional inputting device 1.Limiting part 6 has: have and the plate-like portion 61 that is formed on the recess 54 roughly the same width on the moving part 52 of operating body 5; From the length direction of this plate-like portion 61 is the both ends a pair of margining tablet 62 that forms of bending to the lower side of left and right directions.Described margining tablet 62 with relative with the internal face of the side wall portion 23a of upper shell 2 to the mode configured in parallel.Length between the outer surface of described margining tablet 62 be set to and the internal face of the side wall portion 23a of upper shell 2 between same length.In addition,, then needn't necessarily constitute, for example, also can form by the resin material of insulating properties by metal material if limiting part 6 is made of nonmagnetic material.
Holding member 9 for example be shaped insulating properties resin material and form, and have roughly side opening upward round-shaped.This holding member 9 is to constitute with this moving part 52 at the central portion of the lower side of moving part 52 to become concentric circles and incorporate minor diameter part.And holding member 9 has the incorporating section 91 of the circle of taking in magnet 8, and this magnet 8 has disc-shape, is formed with the peristome 92a of rectangle on the inner bottom surface 92 of holding member 9.This peristome 92a is in order to accumulate wearing and tearing powder and forming, and this wearing and tearing powder is because following former thereby generation: the planar portions 32a of holding member 9 and protuberance 32 moves and carries out sliding contact along with the slip of operating body 5.By formation peristome 92a like this, can prevent effectively that the slip of the unsettled operating body 5 that caused by above-mentioned wearing and tearing powder from moving.And the state that is formed with on the side wall portion 93 that is made of the wall portion that is arranged on circular-arc (circular) around the incorporating section 91 with the part of the plate-like portion 61 of having accommodated limiting part 6 makes plate-like portion 61 insert the logical 93a of pair of notches portion.Logical for plate-like portion 61 is inserted, the width dimensions of this notch 93a is set at wideer than the width of this plate-like portion 61.And the depth dimensions of notch 93a is more bigger than the thickness of slab of plate-like portion 61.
Flexible base, board 11 is installed, the following Magnetic Sensor 113 that the slip of these flexible base, board 11 installation and measuring operating bodies 5 is moved on the lower surface of lower house 3.This flexible base, board 11 for example is made of insulative resin films such as polyimide resin films, and is formed with conductive patterns such as metal wiring on its surface.This flexible base, board 11 is installed on lower house 3 in the recess 33 corresponding locational modes that Magnetic Sensor 113 are configured in lower house 3.In addition, in flexible base, board 11, for example after on the metal wiring that the not shown electrode part of Magnetic Sensor 113 is welded on flexible base, board 11 by welding wire or soldering etc., for the corrosion that prevents its structure member or accuracy of detection descend, and seal by the sealing 111 that for example forms by the thermosetting resin material of insulating properties etc.So; by utilizing sealing 111 sealing Magnetic Sensors 113; can utilize resin to protect Magnetic Sensor 113 and weld part,, also can guarantee the conducting of the electrical connections of Magnetic Sensor 113 and flexible base, board 11 even therefore flexible base, board 11 is being applied under the situation of impact.
The recess 33 of lower house 3 is accommodated sealing portion 111.And flexible base, board 11 is provided with the multiple conducting wires 112 that is made of the conductive pattern that is connected with lead-out terminal, and this lead-out terminal will be exported to the outside from the signal of the magnetic detecting element that constitutes Magnetic Sensor 113.Moreover, on flexible base, board 11, be provided with pair of holes across sealing 111, that is, and circular hole 114a, slotted hole 114b.A pair of projection 34a, the 34b that is provided with on the lower surface of lower house 3 inserts respectively and leads among described circular hole 114a, the slotted hole 114b.In addition, about being installed in the Magnetic Sensor 113 on this flexible base, board 11, narrate below.
If the multi-directional inputting device 1 that assembling has structure like this, then as shown in Figure 3, the operating portion 51 of operating body 5 becomes to the outstanding state of the upper side of upper shell 2.In the inside of multi-directional inputting device 1, as Fig. 4 and shown in Figure 5, mounting has the holding member 9 of the state that has kept magnet 8 above the planar portions 32a of the protuberance 32 of lower house 3.That is, under operating body 5 did not slide the initial condition that moves, protuberance 32 and holding member 9 were relative to the configuration along the mode that the above-below direction of Fig. 4 etc. overlaps with both.Helical spring 10 with surround described protuberance 32 and holding member 9 around mode with from the state configuration of no-load condition slight elongation on the bottom surface sections 31 of lower house 3.And, as Fig. 4, shown in Figure 5, the moving part 52 of operating body 5 and kept the holding member 9 of magnet 8 by the bottom surface sections 31 of lower house 3, more particularly opposed with Magnetic Sensor 113 along illustrating above-below directions by the planar portions 32a of protuberance 32.
Operating body 5 is configured to, and makes operating portion 51 outside outstanding to installing, and side (operating body 5 sides) is mobile upward by moving part 52 restriction helical springs 10.That is, moving part 52 is with the state and the bottom surface sections 31 relative almost parallels that are configured to of the bottom surface sections 31 of leaving lower house 3, and the top of helical spring 10 is subjected to moving part 52 restrictions across distance member 7, and the bottom is subjected to bottom surface sections 31 restrictions.And the slip that is accompanied by operating body 5 is moved, elongation strain in the spatial portion of helical spring 10 between bottom surface sections 31 that is formed at lower house 3 and moving part 52 (distance member 7).Limiting part 6 is configured with the state of the part of the lower surface that is housed in moving part 52, the mode that its margining tablet 62 has a small gap channeling conduct with the internal face along the side wall portion 23a of upper shell 2 be relative to the configuration (with reference to Fig. 4).In addition, in this case, the front end of margining tablet 62 makes both become released state in the mode of the bottom surface sections 31 that do not touch lower house 3.
At this, the relation of operating body 5 in the blank part that is configured in the housing, limiting part 6, distance member 7, holding member 9 is described.Fig. 6 is the stereogram that operating body 5 that the multi-directional inputting device 1 of present embodiment has and the relation of limiting part 6 are shown.Fig. 7 is the stereogram that the relation of operating body 5 that the multi-directional inputting device 1 of present embodiment has, limiting part 6, distance member 7, holding member 9 is shown.Fig. 8 is the operating body 5 shown in Figure 7 and the end view of circumferential component thereof.
As shown in Figure 6, limiting part 6 is configured in the recess 54 that forms on the lower surface of moving part 52 of operating body 5 in the mode of striding recess 55.As mentioned above, because the width of the Width (Y direction) of the plate-like portion 61 of limiting part 6 is set to and the width of recess 54 roughly the same (slightly narrower than the width of recess 54 strictly speaking), so plate-like portion 61 becomes the state that enters recess 54.On the other hand, the margining tablet 62 of limiting part 6 is relative to the configuration in the mode of the internal face restriction of the side wall portion 23a that is subjected to upper shell 2.Therefore, when operating body 5 is applied revolving force, engage with the end face of plate-like portion 61 by the side wall portion 54a that makes recess 54, and margining tablet 62 is contacted with the internal face of side wall portion 23a, limit the rotation of operating body 5.
In addition, in limiting part 6, because plate-like portion 61 is housed in the internal face of the side wall portion 23a that recess 54 and margining tablet 62 be relative to the configuration at upper shell 2, therefore by side wall portion 23a, restriction limiting part 6 moves to the slip of directions X shown in Figure 6, and allows moving to the Y direction shown in this figure.The side wall portion 54a of recess 54 across the central portion of moving part 52 with the state that extends along directions X along the directions X shown in this figure be formed on relatively to the position.In addition, slide when mobile to Y direction shown in Figure 6 at operating body 5, the side wall portion 54a of recess 54 engages with the end face 61a of plate-like portion 61, thereby operating body 5 slides mobile with limiting part 6 one.
Holding member 9 has been taken under the state of magnet 8 in incorporating section 91, is fixed on recess 55 (with reference to Fig. 7) by fixed mechanisms such as binding agents.In this case, as shown in Figure 7, holding member 9 is fixed on recess 55 in the mode of clamping limiting part 6 between the moving part 52 of itself and operating body 5.At this moment, limiting part 6 is configured to insert between logical moving part 52 and the holding member 9.Distance member 7 so that holding member 9 be relative to the configuration from the outstanding to the lower side state of peristome 71 and the moving part 52 of operating body 5 and the plate-like portion 61 of limiting part 6.
Under so fixing state, as shown in Figure 8, holding member 9 becomes and operating body 5 incorporate states.Helical spring 10 is configured in the outer circumferential side of the protuberance 32 of the holding member 9 of configuration like this and lower house 3.Taken in magnet 8 in the inside of holding member 9, and magnet 8 moves corresponding to the slip of operating body 5 similarly and slides mobile.Thus, holding member also is the parts of the moving part that is arranged at operating body 5 that slip is moved in the blank part that is formed between upper shell 2 and the lower house 3.Be installed in Magnetic Sensor 113 on the above-mentioned flexible base, board 11 by the variation in the magnetic field detecting the magnet 8 that moves from slip like this and produce, be the position (sliding position) that the variation of the direction of magnetic flux comes the slip of detecting operation body 5 to move specifically.
At this, the brief configuration of the Magnetic Sensor of installing on the flexible base, board 11 that multi-directional inputting device 1 that present embodiment relates to has 113 is described.Fig. 9 is the vertical view of the Magnetic Sensor 113 installed on the flexible base, board 11 that has of the multi-directional inputting device 1 of present embodiment.Figure 10 is the figure that the Magnetic Sensor 113 installed on the flexible base, board 11 that the multi-directional inputting device 1 of present embodiment has and the position relation of magnet 8 are shown.In addition, in Fig. 9 and Figure 10, omit the sealing 111 and the conductive patterns such as lead 112 or metal wiring that are arranged on the flexible base, board 11.And, in Figure 10, flexible base, board 11 and magnet 8 are shown from left side shown in Figure 9.
As shown in Figure 9, Magnetic Sensor 113 has: a plurality of (being four in the present embodiment) GMR (Giant Magneto Resistance) the element 113a that has utilized huge magneto resistance effect; Amplification is from the output signal of described GMR element 113a, and calculates the control circuit 113b of the sliding position of magnet 8 (operating body 5) based on the output signal after amplifying.At this, as basic structure, GMR element 113a stacked antiferromagnetic layer, pinning layer, intermediate layer and free layer and form on flexible base, board 11.
In Magnetic Sensor 113, make and come the magnetic flux of the magnet 8 that free holding member 9 keeps to act on GMR element 113a, the direction by magnetic flux changes its resistance value.For example, magnet 8 is magnetized to the N utmost point and when operating body 5 sides are magnetized to the S utmost point in Magnetic Sensor 113 sides, roughly produces (in addition, side and inboard produce too in front of paper shown in Figure 10) shown in as shown in figure 10 the arrow from the magnetic flux of magnet 8.In Magnetic Sensor 113, constitute bridge circuit by four GMR element 113a, and based on a pair of GMR element 113a in resistance value the corresponding output signal of variation and with another difference to the corresponding output signal of variation of the resistance value among the GMR element 113a, calculate the sliding position of magnet 8 (operating body 5).
In addition, the GMR element 113a that this Magnetic Sensor 113 possesses is in order to bring into play huge magneto resistance effect, and for example, preferred antiferromagnetic layer is by α-Fe
2O
3Layer forms, pinning layer by the NiFe layer forms, the intermediate layer by the Cu layer forms, free layer forms by the NiFe layer, still be not limited thereto, so long as can bring into play layer getting final product of magneto resistance effect.And the GMR element 113a that Magnetic Sensor 113 possesses is not limited to above-mentioned lit-par-lit structure so long as the element of performance magneto resistance effect gets final product.
Next, the position relation of the structure of the installing component 4 that the multi-directional inputting device 1 of present embodiment has and installing component 4 and flexible base, board 11 is described.Figure 11 is the vertical view (this figure (a)) and the end view (this figure (b)) of the installing component 4 that has of the multi-directional inputting device 1 of present embodiment.Figure 12 is vertical view (this figure (a)) and the end view (this figure (b)) that is used to illustrate the position relation of installing component 4 that the multi-directional inputting device 1 of present embodiment has and flexible base, board 11.Figure 13 is the stereogram that the multi-directional inputting device 1 of present embodiment is shown from lower side.
Installing component 4 has the base portion 41 of flat shape respectively on upper end shown in Figure 11 (a) and bottom, have respectively by each four snap-latch pieces 42 that constitute of the flexure strip of L word shape roughly at the side edge part of the upper side of described base portion 41, lower side.To near described snap-latch piece 42 and linking part base portion 41 slightly to the lower side (the right-hand side of Figure 11 (b)) implement Bending Processing, and shown in Figure 11 (b), peristome 42a is set in the front of each snap-latch piece 42.As shown in figure 13, the holding section 24 by the prominent shape that is provided with on the side wall portion 23 that makes described peristome 42a and upper shell 2 engage combination, and portion contains under the state of operating body 5 grades upper shell 2 and lower house 3 is integrated within it.
In the central authorities of installing component 4, the plate-like portion 43 that extends into elongate in shape along left and right directions shown in Figure 11 (a) is arranged between a pair of base portion 41.Shown in Figure 11 (b), this plate-like portion 43 is arranged on than base portion 41 by on the lower position of lower side (being the right-hand side shown in Figure 11 (b)).The bending part 41a, the 41b that make plate-like portion 43 outstanding to the lower side are set between base portion 41 and plate-like portion 43.In the multi-directional inputting device 1 of present embodiment,, guarantee the intensity of installing component 4 by so between base portion 41 and plate-like portion 43, bending part 41a, 41b being set.
Central authorities at plate-like portion 43 are formed with a pair of elasticity wrist 44a, 44b.Described elasticity wrist 44a, 44b extend towards center side from the outside (the left side shown in Figure 11 (a), right-hand side) of plate-like portion 43 respectively.Elasticity wrist 44a, the following formation of 44b: separating along the Width (above-below direction shown in Figure 11 (a)) of plate-like portion 43 as slit 45a, the 45b of a pair of first slit of equal length of making that length direction (being the left and right directions shown in Figure 11 (a)) along plate-like portion 43 extends forms, and forms the slit 45c as second slit that both central portion is linked.And, be formed with long slotted hole 46a, 46b along the left and right directions shown in Figure 11 (a) respectively in the central authorities of elasticity wrist 44a, 44b.So by forming slit 45a～45c and slotted hole 46a, 46b, elasticity wrist 44a, 44b roughly have the U word shape, and its both ends link near the side end of the side of plate-like portion 43, and its free end is configured in approaching position mutually.In addition, though clearly do not illustrate in the accompanying drawing, but Bending Processing is implemented near the both ends elasticity wrist 44a, 44b and linking portion plate-like portion 43, and the free end of elasticity wrist 44a, 44b becomes plate face than plate-like portion 43 by the high slightly position of upper side (the left side of Figure 11 (b)).In the multi-directional inputting device 1 of present embodiment, only just can on installing component 4, form elasticity wrist 44a, 44b easily by on the plate-like portion 43 of installing component 4, forming a plurality of slit 45a～45c and slotted hole 46a, 46b.
Shown in Figure 12 (a) and (b), be installed in flexible base, board 11 on the lower house 3 projection 34a, 34b location under the state that is configured at the upside of the plate-like portion 43 between a pair of bending part 41a, the 41b by lower house 3.In addition, as shown in figure 13, keep projection 34a, the 34b of the lower house 3 of flexible base, board 11 to become outstanding to the lower side state via slotted hole 46a, the 46b of elasticity wrist 44a, 44b.That is, flexible base, board 11 is adapted to the state between the diapire of the plate-like portion 43 that is housed in installing component 4 and lower house 3.So, in the multi-directional inputting device 1 of present embodiment, because flexible base, board 11 is provided in the upside of the plate-like portion 43 that is provided with continuously with base portion 41 by above-mentioned bending part 41a, 41b, therefore can improve the intensity of installing component 4, and by this installing component 4, the zone of accommodating that can between the diapire of plate-like portion 43 and lower house 3, guarantee flexible base, board 11.
In this case, the Magnetic Sensor of installing on the flexible base, board 11 113 (sealing 111 that Magnetic Sensor 113 is sealed) is configured in the corresponding position of free end with elasticity wrist 44a, 44b, the inside of the installation portion by making Magnetic Sensor 113 and the free end butt of elasticity wrist 44a, 44b, and can the elastic bearing installation portion.And near the part of the Magnetic Sensor 113 of flexible base, board 11 is followed in this when (being the right-hand side shown in the paper inboard shown in Figure 12 (a) or Figure 12 (b)) is mobile to the lower side, and elasticity wrist 44a, 44b can be out of shape to the lower side.Thus, apply the Magnetic Sensor 113 that makes flexible base, board 11 near part to the lower side during (being the right-hand side shown in the paper inboard shown in Figure 12 (a) or Figure 12 (b)) mobile impact, elasticity wrist 44a, 44b are crooked and can absorb this impact.
In addition, shown in Figure 12 (b), between the lower surface of the bottom surface sections 31 of the plate-like portion 43 of installing component 4 and lower house 3, be provided with the gap bigger than the thickness of slab of flexible base, board 11.During (being the right-hand side shown in the paper inboard shown in Figure 12 (a) or Figure 12 (b)) mobile impact, flexible base, board 11 can be suitably crooked in this gap to the lower side near the part of supposing to apply the Magnetic Sensor 113 that makes flexible base, board 11.Therefore, compare, can make flexible base, board 11 bendings easily, therefore can absorb the impact that imposes on flexible base, board 11 easily with the situation that this kind gap is not set.
So, in the multi-directional inputting device 1 of present embodiment, because the installation portion of the elasticity wrist 44a by installing component 4, the Magnetic Sensor 113 of 44b elastic bearing flexible base, board 11, therefore even make the diapire of lower house 3 by operating body 5, making the end face of recess 33 and Magnetic Sensor (sealing 111) butt specifically and Magnetic Sensor 113 etc. is applied under the situation of thump, also can absorb this impact, therefore can make sealing 111 or Magnetic Sensor 113 be difficult to breakage by elasticity wrist 44a, 44b.
Especially in the multi-directional inputting device 1 of present embodiment, owing to a pair of elasticity wrist 44a, 44b are set and on the plate-like portion 43 of installing component 4 at their free end side supporting flexible base, board 11, the large tracts of land of lower surface that therefore can elastic bearing flexible base, board 11.In addition, owing to support the installation portion of the Magnetic Sensor 113 of flexible base, board 11 in the free end side of elasticity wrist 44a, 44b, even therefore since form sealing 111 resin (especially thermosetting resin) contraction and produce under the situation of warpage in the lower side of the central portion (installation portion) of flexible base, board 11, also this warpage can be limited, thereby the accuracy of detection of Magnetic Sensor 113 can be guaranteed.
Moreover, in the multi-directional inputting device 1 of present embodiment, owing to be that gap between the lower surface of bottom surface sections 31 is set at the thickness of slab that is thicker than flexible base, board 11 with the diapire of the plate-like portion 43 of installing component 4 and lower house 3, therefore in this gap, can make flexible base, board 11 bendings easily, therefore can absorb the impact that imposes on flexible base, board 11 easily, thereby can make Magnetic Sensor 113 more be difficult to breakage.
And, in the multi-directional inputting device 1 of present embodiment, on flexible base, board 11, form hole 114a, 114b along its length across Magnetic Sensor 113, wherein, hole 114b is set at slotted hole long on the length direction of flexible base, board 11.Thus, can make flexible base, board 11 crooked in the longitudinal direction easily, thereby can absorb the impact that imposes on flexible base, board 11 easily.
In addition, the present invention is not limited to above-mentioned execution mode, and can implement various changes.In the above-described embodiment,, be not limited thereto, in the scope of performance effect of the present invention, can suitably change about illustrated size or shape etc. in the accompanying drawing.In addition, as long as in the scope that does not break away from the object of the invention, just can implement suitable change.
For example, in the above-described embodiment, constituted operating body 5, but also can constitute operating body 5 by a plurality of parts with operating portion 51 and moving part 52 by parts.And, the holding member 9 of holding magnet 8 to be described with operating body 5 incorporate forms, but the maintenance structure of magnet 8 to operating body 5 is not limited thereto, also can by binding agent etc. magnet 8 directly remained on the operating body 5 by holding member 9.In addition, in the above-described embodiment, magnet 8 is remained on the bottom of operating body 5, but the holding position of magnet 8 is not limited thereto, also can be provided in the central portion of operating body 5 of reducing diameter part 53 or operating portion 51 etc. or the position on top.
In addition, in the above-described embodiment, the elasticity wrist that installing component 5 has been described still also can pass through the installation portion of the Magnetic Sensor 113 of an elasticity wrist support flexible base, board 11 relatively to a pair of situation is set.
Claims (7)
1. multi-directional inputting device is characterized in that possessing:
Upper shell, it is provided with opening; Lower house, it is configured in the lower side of this upper shell and has diapire; Operating body, it has slide in the blank part that constitutes moving part that moves and the operating portion that exposes from described opening between described upper shell and lower house, and maintains magnet; Magnetic Sensor, itself and described moving part are relative to the configuration and detect the variation in the magnetic field that described magnet produces; Flexible base, board, the lower face side that it is installed described Magnetic Sensor and is configured in the diapire of described lower house; Installing component, it is configured in the below of described lower house and flexible base, board, and by described upper shell and the incorporate metallic plate of lower house are constituted,
Described installing component has and the base portion of the lower surface butt of the diapire of described lower house and the elasticity wrist that links with this base portion, and the installation portion by the described at least Magnetic Sensor in the described flexible base, board of described elasticity wrist elastic bearing.
2. multi-directional inputting device according to claim 1 is characterized in that,
Described Magnetic Sensor is by resin-sealed.
3. multi-directional inputting device according to claim 2 is characterized in that,
Described elasticity wrist and described base portion are provided with continuously, with from the mode of extending with the lateral central portion of the opposed plate-like portion of lower surface of described flexible base, board relative mutually be provided with to ground a pair of, the free end side that is positioned at front end separately corresponding to described by resin-sealed hermetic unit configuration.
4. multi-directional inputting device according to claim 3 is characterized in that,
The following formation of described elasticity wrist: on the plate-like portion of described installing component, form first slit of pair of separated and second slit that the central portion of these first slits is linked, and on a pair of flexure strip that limits by described first slit and second slit, slotted hole is set respectively.
5. according to claim 3 or 4 described multi-directional inputting devices, it is characterized in that,
Gap between the plate-like portion of described installing component and the diapire of described lower house is set at the thickness of slab greater than described flexible base, board.
6. multi-directional inputting device according to claim 1 is characterized in that,
Described flexible base, board has the elongate in shape of the diapire central portion that crosses described lower house, and form a pair of installing hole along its length across described Magnetic Sensor, insert logical corresponding to described a pair of installing hole and described flexible base, board is installed on this lower house by a pair of projection that will be provided with on the described lower house, a side of described a pair of installing hole is the slotted hole of growing on described length direction.
7. multi-directional inputting device according to claim 6 is characterized in that,
Leaning on lower side than described base portion, to make the outstanding a pair of bending part of plate-like portion of described installing component be arranged at described installing component, and between the diapire of described plate-like portion between the described a pair of bending part and described lower house, setting described flexible base, board.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009210086A JP5394175B2 (en) | 2009-09-11 | 2009-09-11 | Multi-directional input device |
| JP2009-210086 | 2009-09-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102024605A true CN102024605A (en) | 2011-04-20 |
| CN102024605B CN102024605B (en) | 2013-08-21 |
Family
ID=43865781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010277166.XA Active CN102024605B (en) | 2009-09-11 | 2010-09-07 | Multidirectional input device |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5394175B2 (en) |
| CN (1) | CN102024605B (en) |
| TW (1) | TW201124885A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112083822A (en) * | 2019-11-29 | 2020-12-15 | 深圳市汇创达科技股份有限公司 | Method for manufacturing pointing device |
| CN112099658A (en) * | 2019-11-29 | 2020-12-18 | 深圳市汇创达科技股份有限公司 | Setting method of pointing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP5878427B2 (en) * | 2012-05-17 | 2016-03-08 | アルプス電気株式会社 | Multi-directional input device |
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| JP2004171585A (en) * | 2001-01-19 | 2004-06-17 | Fujitsu Component Ltd | Pointing device and portable information apparatus |
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| JP2008047389A (en) * | 2006-08-14 | 2008-02-28 | Alps Electric Co Ltd | Multi-directional input device |
| CN101266892A (en) * | 2007-03-16 | 2008-09-17 | 欧姆龙株式会社 | Operation input device and electronic instrument using the same |
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| JPS5971520U (en) * | 1982-11-04 | 1984-05-15 | パイオニア株式会社 | Operation switch device |
| JP2007273669A (en) * | 2006-03-31 | 2007-10-18 | Fujikura Ltd | Electronic component mounting circuit board |
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- 2009-09-11 JP JP2009210086A patent/JP5394175B2/en active Active
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- 2010-09-07 CN CN201010277166.XA patent/CN102024605B/en active Active
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| JP2004171585A (en) * | 2001-01-19 | 2004-06-17 | Fujitsu Component Ltd | Pointing device and portable information apparatus |
| CN1691236A (en) * | 2004-04-23 | 2005-11-02 | 阿尔卑斯电气株式会社 | Multiway input device |
| JP2008047389A (en) * | 2006-08-14 | 2008-02-28 | Alps Electric Co Ltd | Multi-directional input device |
| CN101266892A (en) * | 2007-03-16 | 2008-09-17 | 欧姆龙株式会社 | Operation input device and electronic instrument using the same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112083822A (en) * | 2019-11-29 | 2020-12-15 | 深圳市汇创达科技股份有限公司 | Method for manufacturing pointing device |
| CN112099658A (en) * | 2019-11-29 | 2020-12-18 | 深圳市汇创达科技股份有限公司 | Setting method of pointing device |
| WO2021104328A1 (en) * | 2019-11-29 | 2021-06-03 | 深圳市汇创达科技股份有限公司 | Method for manufacturing pointing device |
| CN112099658B (en) * | 2019-11-29 | 2024-02-20 | 深圳市汇创达科技股份有限公司 | Setting method of pointing device |
| CN112083822B (en) * | 2019-11-29 | 2024-02-20 | 深圳市汇创达科技股份有限公司 | Method for manufacturing pointing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102024605B (en) | 2013-08-21 |
| JP2011060633A (en) | 2011-03-24 |
| JP5394175B2 (en) | 2014-01-22 |
| TW201124885A (en) | 2011-07-16 |
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Address after: Tokyo, Japan, Japan Patentee after: Alpine Alpine Company Address before: Tokyo, Japan, Japan Patentee before: Alps Electric Co., Ltd. |