CN105204616B - Linear actuating device, electronic equipment and body gadget using the linear actuating device - Google Patents
Linear actuating device, electronic equipment and body gadget using the linear actuating device Download PDFInfo
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- CN105204616B CN105204616B CN201510351561.0A CN201510351561A CN105204616B CN 105204616 B CN105204616 B CN 105204616B CN 201510351561 A CN201510351561 A CN 201510351561A CN 105204616 B CN105204616 B CN 105204616B
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Abstract
The present invention provides linear actuating device, electronic equipment and body gadget using the linear actuating device.When carrying out input operation, this touching degree of feedback can be improved.In the linear actuating device, micro-vibration generating means material is connect with drive shaft one end, and drive shaft is made to generate displacement in axial direction；Frame at least supports drive shaft or micro-vibration generating means material；Utilize the displacement of drive shaft in axial direction, move drive shaft in axial direction, moving parts and drive shaft combine, when mobile to other end from one end of drive shaft, the mobile stopping for making moving parts with the component materials of the reversed other end plane in above-mentioned one end is constituted, moving parts also collides with other end of component materials；After moving parts and the collision of the component materials of above-mentioned other side, moving parts is mobile from other end to one end, and parts are used to mitigate moving parts and are present in impact caused by the component materials collision of one end.
Description
[technical field]
The present invention relates to the linear actuating device applied in the input equipments such as touch panel, using the linear actuating device
Electronic equipment and body gadget.
[background technique]
All the time, it is furnished with input unit in display device, combination touch panel function is applied in the input unit
Element and operation button.The vibration device of the linear driving of preset configuration in these input units, operator utilize finger
When information is inputted in a manner of pressing with stylus, vibrational feedback to finger and stylus, give operator it is a kind of definitely into
The sense of touch of row operation.The vibration device characterized by this linear drive mode is discussed, such as in patent document 1 with one end
It fixes piezoelectric actuator on the base and has in the other end configuration of piezoelectric actuator using damper as the striker of medium
Device.
[existing technical literature]
[patent document]
[patent document 1] patent application 2011-245437 bulletin
[summary of the invention]
[invention by the project of solution]
But when carrying out input operation, vibrational feedback to finger and stylus, give operator it is a kind of definitely into
The touching of row operation feels still there is improved space in terms of improving this tactile feedback degree.
The present invention intending to solve the above problem, and it is an object of the present invention to provide linear actuating device, using the Linear Driving fill
The electronic equipment and body gadget set.When carrying out input operation, vibrational feedback gives operator one to finger and stylus
The touching that kind has definitely been operated feels that this touching degree of feedback can be improved in above-mentioned linear actuating device.
[the method to solve the problem]
In order to achieve the above objectives, equipped with lower component in the linear actuating device that the present invention discusses: drive shaft, micro-vibration produce
Raw component materials, frame, moving parts, above-mentioned drive shaft are conjugated in axial direction.Above-mentioned micro-vibration generating means material
It is connect with one end of above-mentioned drive shaft, and generates the displacement of above-mentioned axis direction in the drive shaft.In order to make above-mentioned drive shaft exist
It is freely conjugated in above-mentioned axis direction, said frame at least supports above-mentioned drive shaft or above-mentioned micro-vibration generating means material.On
Stating moving parts makes the axis direction in drive shaft in conjunction with above-mentioned drive shaft using the displacement of above-mentioned drive shaft in axial direction
It is upper removable.When mobile to other end from one end of above-mentioned drive shaft, composition is flat with above-mentioned one end opposite direction other end
The component materials in face, the other end component materials for keeping it mobile with above-mentioned moving parts is stopped collide.
After above-mentioned moving parts and above-mentioned other end of component materials collision, towards above-mentioned one from above-mentioned other end
End movement, and collided with the component materials for being present in above-mentioned one end, linear actuating device is characterized in that this equipped with can reduce
The parts of collision impact.
In a preferred embodiment, the parts for mitigating the impact are configured in described one end, and belong to impact absorbing material.
In a preferred embodiment, the impact absorbing material belongs to blocky impact absorbing material.
In a preferred embodiment, the impact absorbing material belongs to spring members material.
In a preferred embodiment, the impact absorbing material is configured in one end of the frame, in plan view, with
Area in described frame one end is compared, and the area of structural component materials is smaller, and the impact absorbing material is by the structure member
Material composition.
In a preferred embodiment, the parts for reducing the collision impact can control print and be added in the micro-vibration generating means material
Driving voltage in material, to reduce movement speed of the moving parts from other end to one end when mobile, and make its with
The component materials of described one end collide, or can be in order to avoid colliding with the component materials of described one end and to moving portion
Part is controlled.
In addition, the content that the present invention refers to is electronic equipment or body gadget equipped with above-mentioned linear actuating device.
By these structures, expected purpose can reach.
[The effect of invention]
Through the invention, it is possible to provide linear actuating device, electronic equipment and body gadget using the linear actuating device.
When carrying out input operation, vibrational feedback gives a kind of touching definitely operated of operator to finger and stylus
Feel, this touching degree of feedback can be improved in above-mentioned linear actuating device.
[symbol description]
1 linear actuating device
3 frames
4 backplates
5,10 bushing
6 elastic sheets
7a, 7b stretch thin plate
8 micro-vibration generating means materials
9 drive shafts
11 support portions
12 wring mode
13a, 13b interconnecting piece
14 moving parts
15, the bottom surface 15a
16 striker portions
16a fall-part
16b upper side
17 blocky impact absorbing materials
18 coil springs
19 flat springs
20 protrusions
The upper side of 21 electronic equipment hosts
The downside of 21a electronic equipment host
[Detailed description of the invention]
[Fig. 1] belongs to the oblique view of the linear actuating device of the embodiment of the present invention 1.
[Fig. 2] belongs to the exploded perspective view of the linear actuating device structure of the display embodiment of the present invention 1.
[Fig. 3] belongs to the state that display moving parts rises in linear actuating device and the longitudinal cross-section observed from top
Figure, above-mentioned linear actuating device are applied in electronic equipment, belong to the content of the embodiment of the present invention 1.
[Fig. 4] belongs to the state that display moving parts declines in linear actuating device and the longitudinal cross-section observed from top
Figure, above-mentioned linear actuating device are applied in electronic equipment, belong to the content of the embodiment of the present invention 1.
[Fig. 5] belongs to the drawing being illustrated to the linear actuating device of the embodiment of the present invention 1, wherein not matching configuration and
The case where setting mitigation impact parts compares, and is then illustrated, wherein (a), (b) are that mitigation impact parts are being not configured
In situation, to longitdinal cross-section diagram of the display moving parts after the part of raising and lowering is omitted in linear actuating device；
(c), (d) is filled to display moving parts in Linear Driving in the case where configuration mitigates the parts that the embodiment of the present invention 1 is impacted
Set raising and lowering part omitted after longitdinal cross-section diagram.
(a), (b) are to show that moving parts status sections of raising and lowering in linear actuating device give in [Fig. 6]
Longitdinal cross-section diagram after omission, above-mentioned linear actuating device belong to the content of the embodiment of the present invention 2.
(a), (b) are to show moving parts raising and lowering in the other embodiments of linear actuating device in [Fig. 7]
Status sections omitted after longitdinal cross-section diagram, above-mentioned linear actuating device belongs to the content of the embodiment of the present invention 2.
(a) is to show that moving parts declines the longitdinal cross-section diagram of state in linear actuating device in [Fig. 8], above-mentioned linear
Driving device belongs to the content of the embodiment of the present invention 3；(b) give Fig. 8 (a) part after part is omitted and amplify longitudinal cross-section
Figure.
[Fig. 9] belongs in the other embodiments of linear actuating device, removes and drives from frame side from obliquely downward
The exploded perspective view of state after parts.Above-mentioned linear actuating device belongs to the content of the embodiment of the present invention 3.
[Figure 10] belongs in the embodiment of the present invention 3, combines driving parts in frame side shape from obliquely downward
The oblique view of state.
[Figure 11] belongs in the embodiment of the present invention 4, says to the embodiment 1 of the position time change of moving parts
Bright drawing.
[Figure 12] belongs in the embodiment of the present invention 4, says to the embodiment 2 of the position time change of moving parts
Bright drawing.
[Figure 13] belongs in the embodiment of the present invention 4, says to the embodiment 3 of the position time change of moving parts
Bright drawing.
[specific embodiment]
The embodiment of the present invention is illustrated referring to subsidiary drawing, but is not limited only to the relevant implementation of the present invention
Example, it is possible to according to the record of patent claim, be made various changes in the technical scope of grasp.
For linear actuating device described in the embodiment of the present invention 1, it is illustrated referring to drawing.
Linear actuating device shown in FIG. 1 is applied to electronic equipment and input unit, and the electronic equipment is in display device
In be combined with touch panel function, the input unit use operation button.In above-mentioned electronic equipment host, preset configuration has
The vibration device of linear drive mode, when operator inputs information by finger and stylus in a manner of pressing, vibrational feedback
To finger and stylus, gives a kind of touching definitely operated of operator and feel.
As shown in fig. 1~fig. 5, in embodiment 1, linear actuating device 1 is furnished with drive shaft 9, micro-vibration generating means material
8, frame 3, moving parts 14.
In order to conjugate drive shaft 9 freely in axial direction, frame 3 will at least support drive shaft 9 or micro-vibration generates
Component materials 8.In the illustrated embodiment, in order to conjugate drive shaft 9 freely in axial direction, frame 3 supports drive shaft
9。
In the embodiment 1 of FIG. 1 to FIG. 5, the lower end of drive shaft 9 is connected on micro-vibration generating means material 8.Micro- vibration
The design feature of the raw component materials 8 of movable property is only to be supported by drive shaft 9 by frame 3.In addition, in the description and the appended drawings
In, using the side for the drive shaft 9 being connect with micro-vibration generating means material 8 as lower section, using the other side of drive shaft 9 as
Top is illustrated.
Using drive shaft 9 in the displacement of axis direction, move drive shaft 9 in axial direction, moving parts 14 and driving
Axis 9 combines, and drive shaft 9 is moved back and forth in the axis direction of drive shaft 9.
In the embodiment 1 of FIG. 1 to FIG. 5, radiussed is presented in frame 3, and in plan view, upside is configured with cross shape
Backplate 4.4 upper side of backplate for being equivalent to 3 upside end face of frame is connect with the downside 21a of electronic equipment host.
In illustrated scheme, fall-part 16a is respectively formed in 4 corners in striker portion 16 for constituting moving parts 14.
In addition, being configured with the backplate 4 of cross shape in the upside of frame 3 in plan view.Double-sided adhesive is posted in the upside of backplate 4
2, by double-sided adhesive 2, linear actuating device is installed on the downside 21a of electronic equipment host.
When the upper side 16b of fall-part 16a and the downside 21a of electronic equipment host are collided, backplate 4 is embedded in 4 drops
The groove portion formed between portion 16a.
The central part of the central part of the bottom surface 15 of frame 3 and backplate 4 corresponding with the position is respectively formed through hole.
Drive shaft 9 is inserted into each through hole by bushing 10,5.
Therefore, in the embodiment of diagram 1, line and curve connection is set respectively in the central part and shield of the bottom surface of frame 3 15
The through hole that the central part of plate 4 is formed, makes bottom surface and backplate 4 of the lines perpendicular to frame 3.
The driving parts for keeping moving parts 14 mobile are made of micro-vibration generating means material 8 and drive shaft 9.
Micro-vibration generating means material 8 by elastic sheet 6, at least configure 6 one side of elastic sheet flexible thin plate
The thin plate of 7a, 7b form.Occur bimorph type in the illustrated embodiment, it is solid respectively in the top and bottom of elastic sheet 6
Surely stretch thin plate 7a, 7b.
Due to applying driving voltage on flexible thin plate 7a, 7b, there is flexible situation in stretch thin plate 7a, 7b, fixed flexible
The central part of the elastic sheet 6 of thin plate 7a, 7b and edge are conjugated relative to the normal direction of elastic sheet 6.Pass through this
Kind mode, micro-vibration generating means 8 are deformed into bowl-type.
Flexible thin plate 7a, 7b are attached to the piezoelectric material of electrode material by two sides and the askew material of electricity forms.It is answered in electrode material
With copper and copper alloy etc..Piezoelectric material and the askew material of electricity contain metatitanic acid lead silicate, barium titanate, lead magnesium-niobate etc..Flexible thin plate
Round and polygonal is presented in 7a, 7b.
Elastic sheet 6 applies copper, copper alloy elastomeric material.Although it is not shown, but using only by flexible thin plate 7a or
The unimorph type that 6 single side of elastic sheet is arranged in 7b can also.In addition, though suggest elastic sheet 6 using with stretch it is thin
The corresponding shape of plate 7a or 7b, even if not corresponding also without harmless.
In addition, not setting bimorph type and unimorph type etc. for micro-vibration generating means material 8
Plate-shaped member material, the component materials for being set to lamination type can also.At this point, using only micro-vibration generating means material 8
Even the structure supported by frame 3.
Flexible thin plate 7a, 7b are adhesively fixed on elastic sheet 6 by conductive adhesive, in micro-vibration generating means material
It is arranged in 8 two planes for printing alive wiring on flexible thin plate 7a, 7b.Although it is not shown, but the wiring and drive
Dynamic control unit connection.
Drive shaft 9 uses relatively light and high rigidity carbon materials, and column is presented.
One end of drive shaft 9 is connect with micro-vibration generating means material 8.In the illustrated embodiment, belong to drive shaft 9 one
The axis front end position at end is fixed on the central part of micro-vibration generating means material 8.From the point of view of fixed solution, for example, can adopt
The front end face at axis front end position is fixed on the surface of micro-vibration generating means material 8 with adhesive.In the scheme 1 of diagram
In, with the stick portion of the micro-vibration generating means material 8 of drive shaft 9 occur expansion status be because of above-mentioned adhesive caused by.It drives
Moving axis 9 itself is identical with the size of front end face part is reached, or makes the area of section of 9 main part of area ratio drive shaft of front end face
It is small.By making the front end of drive shaft 9 attenuate, the area of the micro-vibration generating means material 8 influenced by practical distortion can be become larger.
In addition, the structure being fixed on the axis front end position of drive shaft 9 on micro-vibration generating means material 8 is changed to, micro-
Through hole is set on vibration generating means material 8, the side surface part of axis front end is fixed up can also.
As noted above, by bushing 5,10, drive shaft 9 is supported by frame 3, can be freely displaced in axial direction.
Bushing 5,10 belongs to the elastomeric elements material such as rubber, has been used to support drive shaft 9, centre bore is had, for penetrating through
Drive shaft 9.
The front end position of drive shaft 9 is adhesively fixed at center by the bushing 5 configured on the through hole of 4 central part of backplate
On the inner face in hole, above-mentioned drive shaft 9 is located on the other side opposite with micro-vibration generating means 8 sides of material are fixed on.
In addition, bushing 10 of the configuration on the central through hole of 3 bottom surface 15 of frame does not bond on the inner face of medium pore
Fixed drive shaft 9, only from outside, pressurization supports drive shaft 9.
Using the structure, drive shaft 9 conjugates in axial direction, is influenced by the displacement, and drive shaft 9 itself is not such as moving portion
It is carried out as part 14 mobile over long distances.
Being driven the displacement of moving axis 9 in axial direction influences, moving parts 14 and 9 knot of drive shaft that can be moved in axial direction
It closes.
In embodiment 1, moving parts 14 is by the annular support part 11 and support portion that move and combined with drive shaft 9
Interconnecting piece 13a, 13b composition in cyclic annular striker portion 16, connection support portion 11 and striker portion 16 that 11 differences alternatively form.
It can be combined in moving condition in the scheme of annular support part 11 and drive shaft 9 in axial direction, friction can be used
Combination.
From the point of view of the scheme 1 of frictional engagement, annular support part can be wrung from periphery side by loop fastener mode 12
11, annular support part 11 is combined with drive shaft 9 to frictionally.
For example, in conjunction with two identical semi-circular shape dividing bodies, annular support part 11 is constituted in plan view, with it is each
The opening of storage drive shaft 9 is formed on the corresponding position of drive shaft 9 of dividing body.Drive shaft is sandwiched in wherein, combines two points
When cutting body, gap is reserved between the two joint surface.In addition, can be used with flowering structure, i.e., by loop fastener mode 12, lead to
It crosses and is wrung from periphery side, utilize frictional engagement annular support part 11 and drive shaft 9.
In this case, two identical semi-circular shape dividing bodies that annular support part 11 is constituted in plan view can be adopted
It is material with metals such as stainless steels.Thus the durability of support portion 11 can be improved.
Coil spring can be used, be installed on the periphery of annular support part 11, in being with support portion and drive shaft 9
It is opposite with interior direction on the radial direction of the heart, mode 12 is wrung as the ring-type wrung from periphery side.
By the dividing body combination of two identical semi-circular shapes, annular support part 11 is formed in plan view, at two points
Filling heat-shrinkable resin between body faying face is cut, being fastened using the thermal shrinkage force of heat-shrinkable resin can also.
Further, it is suggested that drive shaft 9 and the contact portion of support portion 11 use point contact mode.It is easy to keep stable friction
Bonding state.
From the point of view of the scheme 2 of frictional engagement, this is setting support portion 11, the branch being inserted through with drive shaft in central part
The scheme that the resin of the heat-shrinkable after being heat-shrinked is filled in support portion through hole can be used in the scheme of support part through hole.
The thermal shrinkage force for being filled in the heat-shrinkable resin in support portion through hole becomes frictional force, from outside to drive shaft
9 implement pressurization.
The inner circumferential side of interconnecting piece 13a is fixed on support portion 11, and interconnecting piece 13b is fixed on the outer of interconnecting piece 13a
On all sides, cyclic annular striker portion is in conjunction with interconnecting piece 13a, 13b.
Constitute moving parts 14 the upside of striker portion 16 (other end opposite with one end of drive shaft 9) plane become with
The opposite other end of plane in one end of drive shaft 9.Moreover, constituting the striker portion 16 of moving parts 14 from the one of drive shaft 9
When having held mobile towards other end, the other end opposite direction plane opposite with one end of drive shaft 9 of moving parts 14 is constituted
Component materials, the component materials belong to striker portion 16a, collide with making moving parts 14 stop mobile component materials.At this
In embodiment, so that moving parts 14 is stopped mobile other end component materials is electronic equipment host downside 21a.
In the embodiment of FIG. 1 to FIG. 5 diagram, the upper side 16b of the fall-part 16a configured with striker portion 14 is set with electronics
The downside 21a of standby host collides, which, which belongs to, makes moving parts 14 stop other mobile sides
Part material.
In addition, backplate 4 is not the cross shape structure illustrated in plan view, but form plate structure, the shield of plate
The upper side of plate 4 can be realized with the downside 21a of the electronic equipment host structure connected.In this case, moving portion is constituted
When the striker portion 16 of part 14 is mobile from one end of drive shaft 9 towards the other end, one end with the drive shaft 9 of moving parts 14 is constituted
The striker portion 16 of reversed other end opposite direction plane and the downside of backplate 4 are collided, and backplate 4, which belongs to, makes moving parts 14 stop moving
Dynamic other end component materials.
Backplate 4 can transform other objects different from frame 3 as.Or it can be by forming shield with the integrated mode of frame 3
Plate 4.
Anyway, when above-mentioned moving parts 14 is mobile from one end of drive shaft 9 towards other end, moving portion is constituted
The upper side 16b in the striker portion 16 of part 14 and the other end component materials for making moving parts 14 stop movement colliding.By this shadow
It rings, can produce intense impact.
When carrying out input operation, vibrational feedback gives that operator is a kind of definitely to grasp to finger and stylus
The touching of work is felt, in this way, this touching degree of feedback can be improved.
In the illustrated embodiment, backplate 4 is provided in upper side in plan view, the upside of fall-part 16a
When colliding on the downside 21a of electronic equipment host, backplate 4 is embedded in the slot formed between 4 fall-part 16a in face
Portion.In this way, the backplate 4 that upper side is connected with the downside 21a of electronic equipment host is with opening portion, striker portion 16 will pass through this
The fall-part 16a of opening portion and configuration is at upside (the reversed other end with 9 one end of drive shaft), fall-part 16a have with
Lower scheme.
In the scheme 1 of the fall-part 16a with hammer portion 16, fall-part 16a holds movement on it, and moving parts 14 is driving
When the upside of moving axis 9 is mobile, it is at least in sustained height level with the upside end face of frame 3 and exposes from frame 3.
For example, moving parts 14 is when the upside of drive shaft 9 is mobile, the upside of fall-part 16a as shown in Fig. 3, Fig. 5 (c)
The height water of the upper side (plane of the other end opposite direction reversed with 9 one end of drive shaft) of the height level and backplate 4 of face 16b
It puts down identical.
With this configuration, end face (the other end of frame of the upper end side of the upper side 16b and frame 3 of fall-part 16a
3 end face) it is horizontal in sustained height, and can expose from frame 3.
As shown in Figure 3 and Figure 4, if under the electronic equipment host configured with linear actuating device described in embodiment 1
The connection of one side end face of upper end (upper side of backplate 4) of side 21a and frame 3, the height water of the upper side 16b of fall-part 16a
The height level of one side end face of upper end of gentle frame 3 is identical, under the upper side 16b and electronic equipment host of fall-part 16a
Side 21a collision.
In this way, in linear actuating device described in the present embodiment, the upper side and electronic equipment host of moving parts 14
Downside 21a collision.When carrying out input operation, it is a kind of really to give operator to finger and stylus for vibrational feedback
The touching for cutting into row operation is felt, by the above-mentioned means, this touching degree of feedback can be improved.
With striker portion 16 fall-part 16a scheme 2 in, moving parts 14 when being moved on the upside of drive shaft 9,
The upper end side of fall-part 16a at least can be used from one side end face of the upper end of frame 3 (upper side of backplate 4) form outstanding.
For example, at least being adopted when will not make moving parts 14 mobile in state that linear actuating device 1 is mounted on electronic equipment host
With the upper end side of fall-part 16a from the upside end face form outstanding of frame 3.
Using the scheme 2 of the fall-part 16a with such striker portion 16, when carrying out input operation, vibrational feedback is to finger
And stylus, it gives a kind of touching definitely operated of operator and feels, in this way, can further improve this
The kind touching degree of feedback.
In the present embodiment, from the point of view of plan view, quadrangle is presented in striker portion 16.If frame 3 is cylindrical shape, flat
In the view of face, circular striker portion 16 can be used.
Striker portion 16, which uses the biggish material of this density of such as tungsten alloy, can also pass through increase even if volume is identical
The downside 21a of the mode of weight, the upper side 16b and electronic equipment host that make the fall-part 16a with striker portion 16 is collided
When impact increase.
In the present embodiment 1, striker portion 16 is connected by interconnecting piece 13a, 13b and support portion 11.It can replace illustrated scheme
In interconnecting piece 13a, 13b, using only 1 piece of plate interconnecting piece.In addition, can be used instead of interconnecting piece 13a, 13b, there is elasticity,
The plate-shaped member material that elastic connection is carried out with support portion 11 and striker portion 16, for example, flat spring can be used.The shape of the flat spring
Shape can be used such as flowering structure, the i.e. number with both the part for being fixed on support portion 11, the part for being fixed on striker portion 16, connection
A wrist part.
In the present embodiment 1, moving parts 14 is used with flowering structure, i.e., distinguishes support portion 11 and striker portion 16,
Both connected by interconnecting piece 13a, 13b.But moving parts 14 is formed by several dividing bodies, utilizes the side of loop fastener
Formula carries out hingedly, even 14 entirety of friction mode combination moving parts and drive shaft 9.
One running example of 1 linear drives device 1 of the present embodiment is illustrated, content is as follows.
If to the flexible thin plate 7a print plus driving voltage of micro-vibration generating means material 8, the thickness side for the thin plate 7a that stretches
To that will stretch, inner face direction will be shunk, and elastic sheet 6 is not in above-mentioned flexible situation.Therefore, there are following deformation feelings
Condition, the i.e. central part of micro-vibration generating means material 8 will conjugate upwards, and edge will conjugate downwards.Driving voltage
Waveform is the frequency rectangular wave, Sawtooth waves, rise time of tens of kHz degree triangular wave etc. different with fall time.
The drive shaft 9 that one end is fixed on the central part of micro-vibration generating means material 8 is also moved upward, with driving
The moving parts 14 that axis 9 combines also is moved upward.
After micro-vibration generating means material 8 has just completed defined deformation, driving voltage sharply declines, by elastic sheet 6
Elastic force influence, the deformation of micro-vibration generating means material 8 will quickly restore to the original state.
In this process, although drive shaft 9 also returns to origin-location, moving parts 14 is not followed to drive shaft 9
Lower section sharply move, but rest on above-mentioned position.
As a result moving parts 14 is only slightly moved upward.
Moved in the round-trip asymmetrical axis direction by drive shaft 9, moving parts 14 each back and forth will upwards
It is 1~several μm mobile.
As noted above, the movement is repeated in the frequency of tens of kHz.
In addition, when moving parts 14 is moved downwards, to make the axis direction of drive shaft 9 is mobile to occur reversing feelings up and down
Condition applies identical driving voltage to the extensible member material 7b of micro-vibration generating means material 9.In this way, moving parts 14 exists
Drive shaft 9 is moved back and forth in the axis direction of drive shaft 9.
As shown in figure 4, in normal place, if the moving parts 14 connecting with the bottom surface 15 of frame 3 is to drive shaft 9
On the upside of axis direction it is mobile once or for several times, under the upper side 16b and electronic equipment host of the fall-part 16a with striker portion 16
Side 21a collision, the electronic equipment host are connect with one side end face of upper end of frame 3.At this point, moving parts 14 is in drive shaft 9
Upside it is mobile when, the upper side of backplate 4 or the upper end side end face of frame 3 be in that sustained height is horizontal, and fall-part 16a's is upper
Side 16b exposes from frame 3.Or moving parts 14, when the upside of drive shaft 9 is mobile, the upper side 16b of fall-part 16a is extremely
It is few prominent from one side end face of the upper end of frame 3.
1 linear drives device of embodiment operates as shown above, and moving parts 14 is from the one end side of drive shaft 9 in addition
One end is mobile, with stop the movement other end component material impacts after, moving parts 14 is instead from the other end of drive shaft 9
It is mobile to one end side, return to origin-location.
After returning to origin-location, when moving parts 14 and bottom surface 15 are collided, if belonging to one end side (in Fig. 3~5
Downside) bottom surface 15 in there is enormous impact, other end (upside in Fig. 3~5) moving parts 14 of drive shaft 9 touches
It hits after generating enormous impact soon, the second Secondary Shocks will be generated in the one end side (downside in Fig. 3~5) of drive shaft.
In this way, which the finger and stylus of operator will experience vibration twice in succession, but tactile feedback becomes slow
It is blunt, it is possible to the case where tactile feedback decrease occur.
It is mobile from the other end of drive shaft 9 to one end after moving parts 14 and the collision of other end of component materials, this
Linear actuating device in embodiment has parts, is produced for mitigating and being present in after the component materials in one end collide
Raw impact.
By being configured to the parts of reducing collisions impact, the moving portion mobile to other end from one end of drive shaft 9
Part 14 and after stopping the other end component materials collision of the movement, moving parts 14 is instead from the other end of drive shaft to one
End movement, even if being collided with the component materials (bottom surface 15 of frame 3) for being present in one end, at one end in (downside in Fig. 3~5)
Enormous impact will not be generated.
I.e. after moving parts 14 and the collision of other end of component materials, moved from the other end of drive shaft 9 towards one end
Dynamic, by configuring parts, impact produced by the component materials (one end component materials) for mitigating and being present in one end collide can
Prevent generated enormous impact twice in succession.In this way, it is possible to provide the Linear Driving with good tactile feedback degree
Device.
It is mobile from the other end of drive shaft 9 to one end after moving parts 14 and the collision of the component materials of other one end, it uses
The parts related embodiment impacted produced by the component materials (one end component materials) for mitigating and being present in one end collide is as follows
It is shown.
(embodiments 1 of the parts for impact produced by reducing collisions)
The embodiment 1 of parts for impact produced by reducing collisions is equipped in 9 one end of drive shaft (under in Fig. 3~5
Side) impact absorbing material.
In the embodiment of Fig. 2~Fig. 5, block-like impact absorbing material 17 is equipped on the bottom surface of frame 3 15.
Moving parts 14 is mobile from one end of drive shaft 9 to other end, when moving parts 14 and stops above-mentioned movement
After the collision of other end component materials, moving parts 14 is mobile from the other end of drive shaft 9 to one end instead, at one end (Fig. 3
Downside in~5) in, it, can be by meeting each of above-mentioned condition if impact absorbing material 17 can prevent that greater impact is best
Kind material composition.
For example, can be used using foamed material as the blocky impact absorbing material 17 of material, with polyethylene terephthalate
Equal synthetic resin are the blocky impact absorbing material 17 of material.
These block-like impact absorbing materials 17 are absorbing impact, are sent to great expectations, thickness in terms of reaching above-mentioned purpose
It can be arranged to 0.1mm or so.
Fig. 5 (a), (b) say the running being not configured in the linear actuating device for reducing collisions impact parts
It is bright.As shown in Fig. 5 (a), the moving parts 14 and other end of component materials mobile to other end from one end of drive shaft 9
After collision, moving parts 14 is mobile from other end to one end instead, as shown in Fig. 5 (b), if with one end component materials are belonged to
Frame 3 bottom surface 15 collide, enormous impact will be generated twice in succession.In this way, which the finger and stylus of operator will
Vibration is experienced, operator will also experience tactile feedback degree and die down, and tactile feedback degree will decline.
Fig. 5 (c), (d) impact for reducing collisions to being configured with and belong in the linear actuating device of the present embodiment content
Running be illustrated.As shown in Fig. 5 (c), other end of moving parts 14 and in addition is moved to from one end of drive shaft 9
After the component material impacts of one end, moving parts 14 is mobile from the other end of drive shaft 9 to one end instead.As shown in Fig. 5 (d),
After moving parts 14 and one end component material impacts, due to there is blocky impact absorbing on 3 bottom surface 15 of frame for being located at one end
Material 17 is impacted absorbing.In this way, shown in the structure as shown in Fig. 5 (a), (b), what is generated twice in succession is huge
Impact will tend to disappear, which has good tactile feedback degree.
(embodiments 2 of the parts of reducing collisions impact)
Reducing collisions impact parts embodiment 2 it is as follows, i.e., one end of drive shaft 9 (downsides of Fig. 3~5) configuration by
The impact absorbing material of spring members material composition.
In the embodiment of Fig. 6 diagram, in 15 range of the bottom surface of frame 3, coil spring is configured around drive shaft 9
18。
As shown in Fig. 6 (a), from one end of drive shaft 9 to the moving parts 14 of other end movement and other end of portion
After part material impacts, moving parts 14 is mobile from the other end of drive shaft 9 to one end instead, as shown in Fig. 6 (b), even if leaning on
The component materials (bottom surface 15 of frame 3) of nearly one end, since there are coil spring 18, the movement speed of moving parts 14 will also become
Slowly.By the above-mentioned means, the component materials (bottom surface 15 of frame 3) of moving parts 14 or one end of getting along well touch as shown in Fig. 6 (b)
It hits, can collide, it is not in greater impact which, which also becomes steadily,.
As shown in Fig. 6 (a), in this way, moving parts 14 He mobile to other end from one end of drive shaft 9
After other end of component materials collision generates impact, the enormous impact occurred twice in succession immediately tends to disappear, the linear drive
Dynamic device has good tactile feedback degree.
Embodiment shown in Fig. 7 is demonstrated by other embodiments, i.e., matches in one end of drive shaft 9 (downside in Fig. 3~5)
The standby impact absorbing material being made of spring members material.
In Fig. 6 within the scope of 3 downside of frame, flat spring 19 is configured on the internal perisporium of frame 3.
As shown in Fig. 7 (a), from one end of drive shaft 9 to the moving parts 14 of other end movement and other end of portion
After part material impacts, moving parts 14 is mobile from the other end of drive shaft 9 to one end instead, as shown in Fig. 7 (b), even if connecing
The component materials (bottom surface 15 of frame 3) of nearly one end, since there are flat spring 19, the movement speed of moving parts 14 will also become
Slowly.Therefore, as shown in Fig. 7 (b), when the component materials (bottom surface 15 of frame 3) of moving parts 14 and one end collide, this is touched
Hitting also becomes steady, is not in greater impact.
As shown in Fig. 7 (a), in this way, moving parts 14 He mobile to other end from one end of drive shaft 9
After other end of component materials collision generates enormous impact, the enormous impact occurred twice in succession immediately tends to disappear, the line
Property driving device have good tactile feedback degree.
It is may be configured as herein with the structure of lower component, these components are the 1st that flat spring 19 is fixed in frame 3
Partially, the several wrist parts for being fixed in part 2 in moving parts 14, connecting part 1 and part 2.
(embodiments 3 of the parts of reducing collisions impact)
The embodiment 3 of the parts of reducing collisions impact is as follows, i.e., configures in one end of drive shaft 9 (downside in Fig. 3~5)
The lesser structural body of area is collided as impact absorbing material.
In the embodiment shown in fig. 8, in fig. 8 within the scope of the downside of frame 3, configuration exists on the internal perisporium of frame 3
It is outstanding compared with small protrusions 20 on the inside of internal diameter direction.
After from one end of drive shaft 9 to the mobile moving parts 14 of other end and the collision of other end of component materials,
Moving parts 14 is mobile from the other end of drive shaft 9 to one end instead, such as schemes shown in (a), (b), even if close to the portion of one end
Part material (bottom surface 15 of frame 3), moving parts 14 and one end component materials (bottom surface 15 of frame 3) collision before, also with
Protrusion 20 collides, and movement is caused to be stopped.
The area of the bottom surface 15 of the area ratio frame 3 of protrusion 20 is much smaller in plan view.
Therefore, compared with the case where bottom surface 15 of moving parts 14 and frame 3 collides, impact can be greatly reduced.
In this way, from one end of drive shaft 9 to the moving parts 14 of other end movement and other end of portion
After part material impacts generate enormous impact, the enormous impact occurred twice in succession immediately tends to disappear, linear actuating device tool
There is good tactile feedback degree.
Fig. 9 and embodiment shown in Fig. 10 strive the area by reducing 3 bottom surface 15 of frame, reach the mesh for reducing impact
's.
In the embodiment shown in Figure 2, bottom surface 15 has the most huge area in 3 bottom surface position of covering framework.
In this regard, in the embodiment of fig. 9 and figure 10, the shape of backplate 4 in the embodiment of the bottom surface of frame 3 and Fig. 1 and Fig. 2
It is identical, the bottom surface 15a of cross shape is formed in plan view.
It is affected by this, compared with the area of the bottom surface 15 in embodiment shown in Fig. 2, the area of the bottom surface 15a of Fig. 9 wants small
Much.
Therefore, compared with the case where bottom surface 15 of frame 3 in moving parts 14 and embodiment shown in Fig. 2 collides,
Impact can be greatly reduced.
In this way, from one end of drive shaft 9 to the moving parts 14 of other end movement and other end of portion
After part material impacts generate enormous impact, the enormous impact occurred twice in succession immediately tends to disappear, linear actuating device tool
There is good tactile feedback degree.
(embodiment 4 for reducing the parts of collision impact)
4 content of embodiment for reducing the parts of collision impact is as follows, i.e., is added on micro-vibration generating means material 8 to print
Driving voltage is controlled.In this way, from one end of drive shaft 9 to the mobile moving parts 14 of other end and in addition
After the component materials collision of one end, moving parts 14 is mobile from other end to one end instead, close to the component materials (frame of one end
The bottom surface 15 of frame 3) when, closing speed is steady, collides thereafter, or implement control and avoid collision.
Figure 11 is illustrated an example of the position time change of moving parts 14 in the present embodiment.
By print plus driving voltage, moving parts 14 is moved upward (A), moving portion along drive shaft 9 from normal place
The upper side 16b of part 14 and the downside 21a of electronic equipment host collide (B).Due to definitely being collided, in original after collision
In state print plus driving voltage, although moving parts 14 will be further up, due to moving parts 14 still in and electronics
The state of the downside 21a collision of device Host, therefore moving parts 14 remains in original position (C).
After the downside 21a collision of the upper side 16b and electronic equipment host of moving parts 14, in order to make drive shaft 9 exist
Mobile appearance in axis direction reverses up and down, changes driving voltage waveform, by print plus driving voltage, in the axis side of drive shaft 9
It is mobile to middle moving parts 14 towards downside.
At this point, if moving parts 14 is made to return to normal place in mode (D) corresponding with upside Move Mode (A),
Impact, the impact when downside 21a of the upper side 16b and electronic equipment host of the impact and moving parts 14 are collided will be generated
It is identical, in addition, moving parts 14 is also collided with the bottom surface 15 of frame 3.
In order to prevent this situation, initially starting as early as possible in mode (D) towards normal place movement, in the position that is near the mark
In the stage for setting (bottom surface 15 of frame 3), movement speed is reduced as shown in mode (F).In this way, from drive shaft 9
One end is to after the component materials collision of the mobile moving parts 14 of the other end and the other end, from the other end of drive shaft 9 to one end
It is mobile, in the case where colliding with the component materials of one end (bottom surface 15 of frame 3), its impact can be effectively reduced.
Figure 12 is illustrated the relevant other examples of position time change of moving parts 14 in the present embodiment 4.
After the downside 21a collision of the upper side 16b and electronic equipment host of moving parts 14, in order to make drive shaft 9 exist
Mobile appearance in axis direction reverses up and down, changes driving voltage waveform, print plus driving voltage, in the axis direction of drive shaft 9
Keep moving parts 14 mobile towards downside.With speed more stably than upside Move Mode (A), start the movement of mode (C).
In this way, the moving parts 14 mobile from one end of drive shaft 9 towards other end with it is other end of
It is mobile from the other end of drive shaft 9 towards one end after component materials collision, with the component materials of one end (bottom surface of frame 3
15) in the case where colliding, its impact can be effectively reduced.
Figure 13 is illustrated the relevant more examples of the position time change of moving parts 14 in the present embodiment 4.
The mode that mode (D) is arrived using mode (C) is stopped using mode (H) on the way initially towards the movement of normal place
Downside is mobile.Later, in the mould formula (I) of the following input operation of implementation, upside movement is started again at, from one end of drive shaft 9
Keep moving parts 14 mobile towards other end, implements the operation collided with other end of component materials repeatedly.Finally
(J) returns to normal place when terminating a series of input operation.I.e. in the state for carrying out input operation, avoid making moving parts
14 and the bottom surface 15 of frame 3 collide.
Electronic equipment configured with the linear actuating device illustrated in the above-described embodiments is not limited in the following contents, i.e.,
It is combined with the electronic equipments such as the electronic equipment of touch panel function and the input unit of application operating key in a display device.Example
Even if as even the built-in stylus for being used to input operation, being built in wrist-watch can also in touch panel.
In addition, being not limited in electronic equipment, also can be assembled in the bodies gadgets such as ring, brooch, stamp bandana.
Even if being assembled in above-mentioned electronic equipment and body gadget any one, the upper side of moving parts 14 is also and electronics
Device Host and body gadget main body collide.After an impact, moving parts 14 is mobile from other end to one end, configuration
Have parts, for reduce collide with other end component materials after the impact that generates.When carrying out input operation, vibrational feedback
To finger and stylus, gives a kind of touching definitely operated of operator and feel, in this way, this can be improved
The kind touching degree of feedback.
Claims (8)
1. linear actuating device, it is characterised in that described including drive shaft, micro-vibration generating means material, frame, moving parts
Drive shaft construction connects at can be carried out displacement, the micro-vibration generating means material and one end of the drive shaft in axial direction
It connects, and generates the displacement of the axis direction in the drive shaft, in order to conjugate the drive shaft freely in the axis direction,
The frame at least supports the drive shaft or the micro-vibration generating means material, and the moving parts utilizes the driving
The displacement of axis in axial direction moves it on the axis direction of drive shaft in conjunction with the drive shaft, and can be from described
When one end of drive shaft is mobile to other end, the component materials of the other end opposite direction plane reversed with described one end are provided,
It is collided with making the moving parts stop mobile other end component materials；
After the moving parts and the other end of component materials collision, the moving parts is from the other end towards institute
It is mobile to state one end, which also has parts, the portion for reducing the moving parts He being present in described one end
Generated impact after part material impacts.
2. linear actuating device as described in claim 1, which is characterized in that mitigate the impact parts be configured in it is described
One end, and belong to impact absorbing material.
3. linear actuating device as claimed in claim 2, which is characterized in that the impact absorbing material belongs to blocky impact and inhales
Receive material.
4. linear actuating device as claimed in claim 2, which is characterized in that the impact absorbing material belongs to spring members material
Material.
5. linear actuating device as claimed in claim 2, it is characterised in that the impact absorbing material is configured in the frame
One end of frame, in plan view, compared with the area in described frame one end, the area of structural component materials is smaller, described
Impact absorbing material is made of the structural component materials.
6. linear actuating device as described in claim 1, it is characterised in that the parts for reducing the collision impact can control print
The driving voltage being added in the micro-vibration generating means material moves to reduce the moving parts from other end to one end
Movement speed when dynamic, and so that the component materials of itself and described one end is collided, or can be in order to avoid the portion with described one end
Part material collides and is controlled to moving parts.
7. electronic equipment, which is characterized in that i.e. configured with linear actuating device described in any one of claims 1 to 6.
8. body gadget, which is characterized in that configured with linear actuating device described in any one of claims 1 to 6.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014127920A JP6330129B2 (en) | 2014-06-23 | 2014-06-23 | LINEAR DRIVE DEVICE, ELECTRONIC DEVICE USING LINEAR DRIVE DEVICE AND BODY |
| JP2014-127920 | 2014-06-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105204616A CN105204616A (en) | 2015-12-30 |
| CN105204616B true CN105204616B (en) | 2019-01-25 |
Family
ID=54690736
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520436193.5U Withdrawn - After Issue CN204833156U (en) | 2014-06-23 | 2015-06-23 | Electronic equipment and health gadget of linear drive device, applied this linear drive device |
| CN201510351561.0A Active CN105204616B (en) | 2014-06-23 | 2015-06-23 | Linear actuating device, electronic equipment and body gadget using the linear actuating device |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520436193.5U Withdrawn - After Issue CN204833156U (en) | 2014-06-23 | 2015-06-23 | Electronic equipment and health gadget of linear drive device, applied this linear drive device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6330129B2 (en) |
| CN (2) | CN204833156U (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6330129B2 (en) * | 2014-06-23 | 2018-05-30 | 新シコー科技株式会社 | LINEAR DRIVE DEVICE, ELECTRONIC DEVICE USING LINEAR DRIVE DEVICE AND BODY |
| CN113282162B (en) * | 2020-09-22 | 2024-03-19 | 苏州索迩电子技术有限公司 | Multi-point touch control touch feedback device for screen |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1941595A (en) * | 2005-09-30 | 2007-04-04 | 富士能株式会社 | Actuator |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001242936A (en) * | 2000-02-25 | 2001-09-07 | Toshiro Higuchi | Positioning equipment and method therefor |
| JP2001347227A (en) * | 2000-06-06 | 2001-12-18 | Noriyuki Enomoto | Oscillator |
| JP2004050154A (en) * | 2002-07-24 | 2004-02-19 | Fdk Corp | Vibration generating device |
| JP2005176121A (en) * | 2003-12-12 | 2005-06-30 | Tdk Corp | Apparatus for converting direction of displacement of magnetostriction, and magnetostriction actuator and magnetostriction vibrating apparatus using the same |
| JP2008259345A (en) * | 2007-04-06 | 2008-10-23 | Shicoh Engineering Co Ltd | Linear drive unit, lens drive unit, camera, and portable telephone with camera |
| KR101084715B1 (en) * | 2009-05-07 | 2011-11-22 | 한국과학기술원 | A module for generating vibration capable of inertial vibration and impact vibration |
| JP2012240038A (en) * | 2011-05-24 | 2012-12-10 | Panasonic Corp | Impact actuator |
| US8246091B1 (en) * | 2011-08-10 | 2012-08-21 | Ford Global Technologies, Llc | Inertia-locking reactive bumper for motor vehicle |
| CN103552075A (en) * | 2013-09-29 | 2014-02-05 | 爱马特（江苏）自动化有限公司 | Structure of workpiece transfer manipulator device with lifting rotary arms |
| JP6330129B2 (en) * | 2014-06-23 | 2018-05-30 | 新シコー科技株式会社 | LINEAR DRIVE DEVICE, ELECTRONIC DEVICE USING LINEAR DRIVE DEVICE AND BODY |
-
2014
- 2014-06-23 JP JP2014127920A patent/JP6330129B2/en active Active
-
2015
- 2015-06-23 CN CN201520436193.5U patent/CN204833156U/en not_active Withdrawn - After Issue
- 2015-06-23 CN CN201510351561.0A patent/CN105204616B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1941595A (en) * | 2005-09-30 | 2007-04-04 | 富士能株式会社 | Actuator |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6330129B2 (en) | 2018-05-30 |
| CN204833156U (en) | 2015-12-02 |
| CN105204616A (en) | 2015-12-30 |
| JP2016007558A (en) | 2016-01-18 |
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