CN204188179U - The motor of scrambler and band scrambler - Google Patents

Abstract

The motor of scrambler and band scrambler is provided, scrambler miniaturization can be made to construct easily.Scrambler (100) has: auxiliary substrate (125), it possesses light source (121) and photo detector (122a, 123a), light source is configured to the reflection groove gap injection light to being formed at dish (110), and photo detector is configured to accept from light source injection and the light reflected by reflection groove gap; Members of frame (1210), it is configured on auxiliary substrate (125), and around ambient light source and photo detector; Main substrate (130), auxiliary substrate (125) is equipped on main substrate (130); Multiple portion of terminal (181), it is configured at the edge (125a) of auxiliary substrate (125), and is electrically connected auxiliary substrate (125) and main substrate (130); Clad material (190), the side (1211) in the outside of its coated frame parts (1210) at least partially with multiple portion of terminal (181); And recess (1213), it is formed in the side at the position (1212) of members of frame (1210).

Description

The motor of scrambler and band scrambler

Technical field

Disclosed embodiment relates to the motor of scrambler and band scrambler.

Background technology

Describe a kind of scrambler in patent documentation 1, it has: possess pointolite and the 1st substrate by optical arrays; Be equipped with the 2nd substrate of the 1st substrate; Be electrically connected the connecting portion possessing gloss of the 1st substrate and the 2nd substrate; And the clad material of coated connecting portion.

Prior art document

Patent documentation 1: Japanese Unexamined Patent Publication 2013-130394 publication

In order to make scrambler miniaturization, need the gap as far as possible reducing to form between each parts of scrambler.But in the above prior art, the clad material of coated connecting portion is arranged on around the 1st substrate, therefore, need to make the 1st gap between substrate and the parts being configured in surrounding comparatively large, thus become the main cause of the miniaturization hindering scrambler.

Utility model content

The utility model completes in view of such problem points just, and its object is to provide can with the motor of the scrambler of easy constitution realization miniaturization and band scrambler.

In order to solve above-mentioned problem, according to a viewpoint of the present utility model, apply a kind of scrambler, this scrambler has: the 1st substrate, it possesses light source and photo detector, described light source is configured to the reflection groove gap injection light to being formed at dish, and described photo detector is configured to accept from described light source injection and the light reflected by described reflection groove gap; Members of frame, it is configured on described 1st substrate, and surrounds around described light source and described photo detector; 2nd substrate, described 1st substrate is equipped on described 2nd substrate; Multiple portion of terminal, they are configured at the 1st edge of described 1st substrate, and are configured to described 1st substrate and described 2nd substrate electrical connection; Clad material, the side in the outside of its coated described members of frame at least partially with described multiple portion of terminal; And recess, it is formed in the described side at the 1st position of described members of frame.

In addition, according to another viewpoint of the present utility model, apply a kind of scrambler, this scrambler has: the 1st substrate, it possesses light source and photo detector, described light source is configured to the reflection groove gap injection light to being formed at dish, and described photo detector is configured to accept from described light source injection and the light reflected by described reflection groove gap; Members of frame, it is configured on described 1st substrate, and surrounds around described light source and described photo detector; 2nd substrate, described 1st substrate is equipped on described 2nd substrate; Multiple portion of terminal, they are configured at the 1st edge of described 1st substrate, and are configured to described 1st substrate and described 2nd substrate electrical connection; Clad material, the side in the outside of its coated described members of frame at least partially with described multiple portion of terminal; And component, it is located at described members of frame, specifies the setting area of described clad material.

In addition, according to another viewpoint of the present utility model, apply a kind of motor with scrambler, it possesses: motor, and it possesses rotor and stator; And described scrambler, consist of at least one party in the position and speed detecting described rotor.

Utility model effect

According to the utility model, scrambler miniaturization can be made to construct easily.

Accompanying drawing explanation

Fig. 1 is the key diagram be described for the outline of the structure of the servo motor to an embodiment.

Fig. 2 is the key diagram be described for the structure of the scrambler to this embodiment.

Fig. 3 is the key diagram be described for the structure of the scrambler to this embodiment.

Fig. 4 is the key diagram for being described the structure of optical unit.

Fig. 5 is the key diagram for being described the structure of optical unit.

Fig. 6 is the key diagram for being described the structure of optical unit.

Fig. 7 is the key diagram for being described the structure of optical unit.

Fig. 8 is the key diagram for being described the structure of optical unit.

Fig. 9 is the key diagram for being described the structure of optical unit.

Figure 10 is the key diagram for being described the structure of optical unit.

Figure 11 is the key diagram for being described the structure of the portion of terminal of auxiliary substrate and the portion of terminal of main substrate.

Label declaration

100: scrambler;

110: dish;

120: optical module;

121: light source;

122a: photo detector;

123a: photo detector;

125: auxiliary substrate (example of the 1st substrate);

125a: edge (the 1st edge);

125c: notch part;

130: main substrate (example of the 2nd substrate);

133: edge (the 2nd edge);

140: support unit;

181: portion of terminal;

190: clad material;

1210: members of frame;

1211: circumferential lateral surface;

1212: position (example at the 1st position);

1213: recess;

1214: curved surface;

1215: position (being equivalent to an example at the 2nd position);

1216: teat;

1217: notch part;

M: motor;

MG: permanent magnet;

MGa: outer peripheral face;

SM: servo motor (example of the motor of band scrambler).

Embodiment

Below, with reference to accompanying drawing, an embodiment is described.

< 1. servo motor >

First, be described with reference to the schematic illustration of Fig. 1 to the structure of the servo motor of present embodiment.

As shown in Figure 1, servo motor SM has motor M and scrambler 100.

Motor M is an example of the power occurring source not comprising scrambler 100.This motor M possesses rotor and stator (all omitting diagram) and the rotary motor that rotates relative to stator of rotor, to be rotated export revolving force by the axle SH that makes to be fixed on rotor around axle center AX.

In addition, although sometimes also this motor M monomer is called servo motor, in the present embodiment, the structure comprising scrambler 100 is called servo motor SM.That is, servo motor SM is equivalent to an example of the motor being with scrambler.In addition, for convenience of explanation, hereinafter, the situation that the motor of band scrambler is the servo motor that the mode of following the desired value such as position, speed controls is described, but the motor of band scrambler need not be defined in servo motor.About the motor of band scrambler, such as inferior in the situation only for the output of display encoder, be provided with scrambler as long as additional, just also comprise the motor used beyond servo motor.

Further, about motor M, as long as scrambler 100 can test example as the motor of position data described later etc., just without particular limitation of.Further, motor M is not limited to the situation using electric power as the electrodynamic type motor of power source, such as, also can be the motor that hydraulic motor, air type motor, steam type motor etc. use other power sources.But, for convenience of explanation, hereinafter the situation that motor M is electrodynamic type motor is described.

Scrambler 100 is linked to the revolving force outgoing side of axle SH (also referred to as " load side ".) contrary side is (also referred to as " load side opposition side ".)。In addition, the coupling position of scrambler 100 is not limited to the side contrary with the revolving force outgoing side of axle SH, also can be the revolving force outgoing side of axle SH.This scrambler 100 detects the position of motor M (also referred to as " anglec of rotation " by the position of detection axis SH.) and export the position data representing this position.

In addition, scrambler 100 also or can replace the position of motor M on the basis of the position of motor M, detects the speed of motor M (also referred to as " rotational speed ", " angular velocity " etc.) and acceleration (also referred to as " rotary acceleration ", " angular acceleration " etc.) at least one party.In this case, the speed of motor M and acceleration such as can by carrying out 1 rank or 2 rank differential or carry out the process such as counting in the stipulated time to the detection signal of photo detector described later detecting to position in the mode of time.But for convenience of explanation, the situation that the physical quantity detected with scrambler 100 is hereinafter position is described.

< 2. scrambler >

Next, be described with reference to the structure of Fig. 2 ~ Figure 11 to the scrambler 100 of present embodiment.Fig. 2 is the cut-open view in the cross section of the scrambler 100 schematically shown along the A-A line in Fig. 3.Fig. 3 is the exploded perspective view of scrambler 100.Fig. 4 is the vertical view of part near the optical unit of the case side observation scrambler 100 of motor M.Fig. 5 is the cut-open view in the cross section of the scrambler 100 schematically shown along the B-B line in Fig. 4.Fig. 6 is the vertical view of optical unit.Fig. 7 is the upward view of optical unit.Fig. 8 is the front view of optical unit.Fig. 9 is the rear view of optical unit.Figure 10 is the right side view of optical unit.In addition, the left side view of optical unit due to symmetrical with right side view, so omit.Figure 11 is the portion of terminal of the substrate representing optical module and is equipped with the stereographic map of structure of portion of terminal of substrate of optical module.

As shown in Figures 2 and 3, the scrambler 100 of present embodiment is arranged at the housing 10 of motor M, is covered by scrambler cover 101.In addition, in figure 3, the diagram of scrambler cover 101 is omitted.This scrambler 100 has: discoideus dish 110, substrate 130, cylindric support unit 140, magnetic detector 102 and optical unit 1200.In addition, substrate 130 is (below also referred to as " main substrate 130 ".) be equivalent to the 2nd substrate one example.Further, support unit 140 is not necessarily cylindric, is tubular.

Here, the structure of scrambler 100 for convenience of explanation, the upper inferior direction of definition also suitably uses as follows.That is, in fig. 2, by dish 110 towards magnetic detector 102 and the direction of optical unit 1200, i.e. Z axis positive dirction be defined as " on ", contrary Z axis negative direction is defined as D score.But upper inferior direction changes, the not position relationship of each structure of restricted code device 100 according to the set-up mode of scrambler 100.

(2-1. dish)

As shown in Figures 2 and 3, dish 110 is linked to axle SH in the mode that disk center O is consistent with axle center AX, and rotates together with the rotation of motor M.In addition, in the example shown in figs. 2 and 3, dish 110 and axle SH directly link, but also can link via the connecting members such as pivot hub and axle SH.

This dish 110 thereon surface has permanent magnet MG and 3 groove gap track ST1, ST2, ST3 of generation magnetic (magnetic field).Further, dish 110 rotates as described above together with the rotation of motor M, and magnetic detector 102 and optical unit 1200 are fixed as described later opposedly with a part of permanent magnet MG and groove gap track ST1, ST2, ST3.Therefore, permanent magnet MG and groove gap track ST1, ST2, ST3 and magnetic detector 102 and optical unit 1200 are measuring relative movement on direction mutually along with the rotation of motor M.

Here, " mensuration direction " refers to mensuration direction when utilizing optical module described later 120 couples of groove gap tracks ST1, ST2, ST3 to carry out optical detecting.In the present embodiment, direction is measured consistent with the mensuration direction centered by the central shaft coiling 110.In addition, " central shaft " is the axis of rotation of graduated dial 110, and as in the present embodiment, when dish 110 and axle SH link coaxially, central shaft is consistent with the axle center AX of axle SH.

Permanent magnet MG is formed as round-shaped, and to be fixed on the upper surface of dish 110 with dish 110 mode that is same axle center.In addition, permanent magnet MG is not necessarily round-shaped, can be other shapes (such as quadrangle form etc.) yet.

Groove gap track ST1, ST2, ST3 are formed as the track in the ring-type configuration centered by disk center O respectively.

Groove gap track ST1 has multiple reflection groove gap (omitting diagram), and described multiple reflection groove gap is to measure mode with spreading all over track complete cycle edge mensuration direction arrangement direction with increment pattern.In addition, " increment pattern " refers to that multiple reflection groove gap is with the spacing (configuration space) of regulation pattern repeatedly regularly.That this increment pattern utilizes the detection signal by least 1 photo detector 122a in optical arrays 122 described later and represent the motor M in every 1 spacing or 1 spacing position.

Groove gap track ST2, ST3 are respectively formed at outside diameter and the internal side diameter of groove gap track ST1.Described groove gap track ST2, ST3 have multiple reflection groove gap (omitting diagram) respectively, and described multiple reflection groove gap is configured in track complete cycle in the mode on mensuration direction with absolute pattern.In addition, " absolute pattern " refers to rotate in 1 week at dish 110 with position, ratio etc. by the reflection groove gap in the opposed angle of optical arrays 123 described later and uniquely determines such pattern.In the present embodiment, same absolute pattern measuring, direction is biased the length of 1/2 of such as 1 bit, is formed as 2 groove gap tracks ST2, ST3.In addition, replace each absolute pattern of groove gap track ST2, ST3 is offset with respect to each, such as, absolute pattern also can not be made to offset with respect to each, but the optical arrays 123,123 that is subject to corresponding with groove gap track ST2, ST3 is respectively offset with respect to each.

Each reflection groove gap of groove gap track ST1, ST2, ST3 reflects the light penetrated from light source 121 described later.

Here, coil 110 such as to be formed by the material of the reflected light such as metal.Further, wait by coating the material (such as chromium oxide etc.) that configuration reflectivity is low in the part of the not reflected light of the upper surface of dish 110, form reflection groove gap in the part not configuring this material thus.In addition, sputtering etc. also can be utilized to make the part of not reflected light for uneven surface is to reduce reflectivity, form reflection groove gap thus.

In addition, coil 110 material, manufacture method etc. without particular limitation of.Such as, glass, transparent resin etc. also can be utilized through the material formation dish 110 of light.In this case, by the material (such as aluminium etc.) at the upper surface configuration reflected light of dish 110 such as evaporation, reflection groove gap can be formed thus.

(2-2. main substrate)

As shown in Figures 2 and 3, main substrate 130 is discoideus printed wiring boards, and surface and lower surface are equipped with the multiple circuit components etc. comprising magnetic detector 102 and optical unit 1200 thereon, are formed with multiple distribution between which.In addition, in the various figures, the diagram of circuit component beyond magnetic detector 102 and optical unit 1200 and distribution is omitted.

This main substrate 130 is formed as identical with the diameter of support unit 140, and its edge 133 is placed in the face 141 of support unit 140 (below also referred to as " substrate-placing face 141 ".)。In addition, edge 133 is equivalent to an example of the 2nd edge.Be provided with in the edge 133 of main substrate 130 for through multiple (in present embodiment the being 3) through hole 131 of gib screw 150.Through hole 131 configures with the interval of equalization (being 120 ° of intervals in present embodiment) on mensuration direction.Further, at least 2 (in present embodiment the being 2) pin-and-holes 132 inserted for register pin 160 are provided with in the edge 133 of main substrate 130.Pin-and-hole 132 is arranged in the mode of through main substrate 130, and is configured to adjacent with 2 in above-mentioned 3 through holes 131.

Above-mentioned magnetic detector 102 and optical unit 1200 are equipped on the lower surface of main substrate 130.Specifically, optical unit 1200 is equipped near the edge 133 of the lower surface of main substrate 130.In addition, optical unit 1200 is not necessarily equipped near the edge 133 of the lower surface of main substrate 130, the position beyond near the edge 133 that yet can be equipped on the lower surface of main substrate 130.

(2-3. support unit)

As shown in Figures 2 and 3, support unit 140 is accommodated with dish 110, is equipped on magnetic detector 102 and the optical unit 1200 of the lower surface of main substrate 130 in inside, and support unit 140 supports the edge 133 of main substrate 130.This support unit 140 such as utilizes the resin molded grade that employs mould and one-body molded.The material of the preferred black of resin or easy light absorbing color, so that scattering and the reflection that can suppress the light of the inside of support unit 140.In addition, for resin in addition, dressing up black or easy light absorbing color, pattern by being coated with inside after shaping, also can use.

Further, support unit 140 has at least 2 through (in present embodiment being 3) through holes 142 of above-mentioned gib screw 150.Through hole 142 with and mode corresponding to the through hole 131 of substrate 130 configure with the interval of equalization (being 120 ° of intervals in present embodiment) measuring on direction.At least 2 (in present embodiment being 3) gib screws 150 along the through hole 131 of the axial through substrate 130 of axle SH and support unit 140 through hole 142 and screw togather with the screw hole 11 of housing 10.Thus, substrate 130 and support unit 140 are fixed in the housing 10 of motor.

Further, at least 2 (in present embodiment the being 2) pin-and-holes 143 inserted for above-mentioned register pin 160 are provided with in the substrate-placing face 141 of support unit 140.Pin-and-hole 143 with in mode corresponding to the pin-and-hole 132 with substrate 130 and above-mentioned 3 through holes 142 2 be adjacent to configure.First register pin 160 is inserted in the pin-and-hole 143 of support unit 140, is erectting the pin-and-hole 132 being inserted in substrate 130 under the state arranged.Like this, by register pin 160 is inserted in substrate 130 and support unit 140 both sides, substrate 130 is located with the relative position in the direction, face vertical with axis of rotation AX of support unit 140.

(2-4. oil seal)

As shown in Figures 2 and 3, between dish 110 and housing 10, the mode of covering shell 10 is provided with oil seal 170.The central part of the through oil seal 170 of axle SH, oil seal 170 has towards the radial direction of dish 110 (below also referred to as " dish radial direction " at its peripheral part.) multiple (in present embodiment being 3) fixed part 171 protruding outside.Fixed part 171 is with the interval of equalization (being 120 ° of intervals in present embodiment) configuration on mensuration direction, and each fixed part 171 utilizes Screw 161 to be fixed on housing 10.Oil seal 170 and axle SH are close to, even if the railway grease being arranged at the bearing 12 of housing 10 is atomized Er Fly falls apart, a part for railway grease goes out from the gap of housing 10 and axle SH to scrambler 100 side leakage, oil seal 170 also can be utilized to suppress spilling of railway grease, improve the reliability of scrambler 100.

Further, oil seal 170 is at least formed to the position corresponding with light source 121 described later across dish 110.Further, oil seal 170 is such as made up of the light absorbing material such as rubber, resin of black.In addition, except light absorbing material, such as, by carrying out application with black or easy light absorbing colour, pattern, also can use.Thus, oil seal 170 can absorb from light source 121 irradiation light (comprise through dish 110 through light, scattering and reflected light) at least partially, suppress scattering and the reflection of the light at housing 10 place of the inside of support unit 140.Consequently, scattering and reflected light can be suppressed the impact of photo detector, therefore, it is possible to improve the accuracy of detection of scrambler 100.

(2-5. magnetic detector)

As shown in Figures 2 and 3, magnetic detector 102 is fixed on the lower surface of substrate 130 in the mode that a part of the permanent magnet MG with dish 110 is opposed.This magnetic detector 102 detects indicating panel 110 by the magnetic (magnetic field) that detection permanent magnet MG produces and have rotated how many many rotation amounts from reference position.

As magnetic detector 102, as long as the magnetic that permanent magnet MG produces can be detected, just without particular limitation of, such as can use the magnetoresistive elements such as MR (magnetoresistance: Magnetro Resistive effect) element, GMR (huge magnetoresistance: Giant Magnetro Resistive effect) element, TMR (tunnel magneto-resistance effect: Tunnel Magneto Resistanceeffect) element.In addition, as magnetic detector 102, such as, the field sensing component such as Hall element can also be used.Further, also in the position different from the allocation position of magnetic detector 102 of the lower surface of substrate 130, another magnetic detector can be configured with.

(2-6. optical unit)

As shown in Figures 2 and 3, optical unit 1200 is fixed on the lower surface of substrate 130 in the mode that a part of groove gap track ST1, ST2, ST3 with dish 110 is opposed.As shown in Fig. 2 and Fig. 4 ~ Figure 10, this optical unit 1200 possesses optical module 120 and the members of frame 1210 in fact in quadrangle form, and optical module 120 possesses the substrate 125 in fact in quadrangle form.In addition, substrate 125 is (below also referred to as " auxiliary substrate 125 ".) be equivalent to the 1st substrate one example.Auxiliary substrate 125 is equipped near the edge 133 of the lower surface of main substrate 130, possesses light source 121 and be subject to optical arrays 122,123 at its lower surface.Members of frame 1210 is to surround described light source 121 and to be configured in the lower surface of auxiliary substrate 125 by the mode of the surrounding of optical arrays 122,123.In addition, auxiliary substrate 125 and members of frame 1210 are not necessarily quadrangle forms, can be other shapes (such as round-shaped etc.) yet.

(2-6-1. light source)

As shown in Fig. 2 and Fig. 4 ~ Fig. 6, light source 121 is configured in the substantial middle position of auxiliary substrate 125, and to a part of groove gap track ST1, ST2, the ST3 of the dish 110 by the position opposed with auxiliary substrate 125 (below also referred to as " irradiation area ".) injection light.

As light source 121, as long as the light source of light can be penetrated to irradiation area, just without particular limitation of, such as can use LED (Light Emitting Diode, light emitting diode).In the present embodiment, light source 121 is configured to the pointolite not configuring optical lens etc. especially, from illuminating part injection diffusion light.In addition, when " pointolite ", need not to be strict point, as long as be considered as sending the light source of diffusion light from the position of roughly point-like in design with in principle of work, also can send light from limited face.Further, " diffusion light " is not limited to the light of releasing to whole orientation from pointolite, comprises and spreading and the light penetrated to limited certain orientation.That is, diffusion light mentioned here, is just included as long as have diffusible light than directional light.By using pointolite like this, the impact of the change of the light quantity that no matter caused by the deviation relative to optical axis, the decay that caused by the difference of optical path length etc. has how many, and light source 121 also can penetrate diffusion light to irradiation area, penetrates light equably to irradiation area.Further, owing to not carrying out optically focused based on optical element and diffusion, therefore not easily produce the error etc. that optical element causes, the straightaway of injection light to irradiation area can be improved.

(2-6-2. is by optical arrays)

As shown in Fig. 2 and Fig. 4 ~ Fig. 6, be configured in light source 121 around by optical arrays 122,123.Specifically, measure both sides, direction by optical arrays 122 mode sandwiched therebetween for light source 121 to be configured in, by optical arrays 123 mode sandwiched therebetween for light source 121 to be configured in dish radial direction both sides.Described have multiple photo detector 122a, 123a of being in array-like arrangement with the spacing of regulation along mensuration direction respectively by optical arrays 122,123.

Each photo detector 122a by optical arrays 122 accepts to penetrate and the light reflected by the reflection groove gap of the groove gap track STI corresponding with above-mentioned increment pattern from light source 121, output detections signal.The each photo detector 122a by optical arrays 123 be configured at outside dish radial direction accepts to penetrate and the light reflected by the reflection groove gap of the groove gap track ST2 corresponding with above-mentioned absolute pattern from light source 121, output detections signal.The each photo detector 122a by optical arrays 123 be configured at inside dish radial direction accepts to penetrate and the light reflected by the reflection groove gap of the groove gap track ST3 corresponding with above-mentioned absolute pattern from light source 121, output detections signal.As described each photo detector 122a, 123a by optical arrays 122,123, as long as can accept to penetrate from light source 121 and the light reflected by the reflection groove gap of correspondence and output detections signal, just without particular limitation of, such as can use photodiode.

In addition, the above-mentioned configuration structure by optical arrays 122,123 is an example, is not limited to this structure.Such as, also can not arrange and corresponding with absolute pattern be only corresponding to optical arrays 122 with increment pattern by optical arrays 123, in this case, can by be arranged on light source 121 by optical arrays 122 dish radial direction outside and at least one party in inner side.

(2-6-3. connecting portion and clad material)

As shown in Fig. 4 ~ Figure 11, auxiliary substrate 125 and main substrate 130 via be configured at auxiliary substrate 125 surrounding multiple connecting portions 180 and be electrically connected.In addition, in the example shown in Figure 4, connecting portion 180 is configured in the both sides, mensuration direction of auxiliary substrate 125 and coils inside radial direction, but also can be configured in further outside dish radial direction.Further, auxiliary substrate 125 utilizes not shown screw etc. to carry out with the mechanical connection of main substrate 130.Each connecting portion 180 has: the portion of terminal 181 being arranged at auxiliary substrate 125; Be arranged at the portion of terminal 182 of main substrate 130; And formed and the junction surface 183 that portion of terminal 181 and portion of terminal 182 are engaged by welding.Portion of terminal 181 and portion of terminal 182 are made up of metallic conductor, and junction surface 183 is made up of solder, and therefore, connecting portion 180 has gloss on the whole, and light reflectance is high.

Peripheral end face, i.e. edge 125a inside the both sides, mensuration direction of auxiliary substrate 125 and dish radial direction are provided with multiple portion of terminal 181.In addition, edge 125a is equivalent to an example of the 1st edge.Each portion of terminal 181 is connected via lead-in wire with the inside of auxiliary substrate 125 at light source 121, each photo detector 122a, 123a.Further, each portion of terminal 181 has the recess 184 of semi-circular cylindrical.On the other hand, portion of terminal 182 is formed in the position corresponding with portion of terminal 181 of the lower surface of main substrate 130 in film-form.And in the portion of terminal 181 of auxiliary substrate 125 by under the state that is positioned in the portion of terminal 182 of main substrate 130, by melt solder near recess 184, the solder of melting is directed in portion of terminal 182 by recess 184.Like this, spread all over formation junction surface, portion of terminal 182 ground 183 from the recess 184 of portion of terminal 181, thus portion of terminal 181 and portion of terminal 182 are engaged.In addition, in fig. 11, the diagram at the junction surface 183 formed by welding is omitted.

In addition, the structure of above-mentioned connecting portion 180 is examples, is not limited to this structure.Such as, the metal terminal of arm can be made to give prominence to laterally from the edge 125a of auxiliary substrate 125, engage the portion of terminal 182 of this metal terminal and main substrate 130 by welding, lead-in wire also can be used to wait and pass through to weld and couple together between auxiliary substrate 125 and the portion of terminal of main substrate 130.Further, also can be pre-formed multiple portion of terminal at the lower surface of such as auxiliary substrate 125, utilize the solder bump that formed in the portion of terminal 182 of main substrate 130 and be configured to the flip-chip bonded mode that is directly connected with the portion of terminal of auxiliary substrate 125 side.And, also can not weld, such as, be configured to use connector etc. the portion of terminal of the portion of terminal of auxiliary substrate 125 and main substrate 130 to be coupled together.

Further, near the edge 125a inside the both sides, mensuration direction of auxiliary substrate 125 and dish radial direction, this edge 125a (in the example shown in Figure 4 in roughly U-shaped) is provided with clad material 190.Clad material 190 makes be configured in the light source 121 on auxiliary substrate 125 in the mode of being surrounded surrounding by members of frame 1210 and respectively expose by optical arrays 122,123, and the side 1211 in the outside of coated frame parts 1210 is (below also referred to as " circumferential lateral surface 1211 ".) both sides, mensuration direction and dish radial direction inside and multiple connecting portion 180 whole.In addition, in fig. 11, the diagram of clad material 190 is omitted.

As clad material 190, such as, can use the materials such as bonding agent, sealant, resin.The color of clad material 190 is preferably easy light absorbing color, the patterns such as surperficial lusterless black.Thereby, it is possible to absorb from light source 121 injection light (comprising the reflected light and scattered light that are reflected by dish 110) at least partially, prevent clad material 190 itself from producing scattering and the reflection of light.Such colour also can make to be formed containing pigment etc. in bonding agent etc. in advance, also can by carrying out application to be formed to the surface of clad material 190.In addition, clad material 190 is not necessarily black.Clad material 190 also can be the dead color (dark navy etc.) beyond black, even if the material of such as transparent or bright color, also its reflectivity can be declined by covering connecting portion 180, therefore, for the reflection of the light of connecting portion and the suppression of scattering, certain effect can be obtained.In addition, for convenience of explanation, hereinafter, to as clad material 190, such as, the situation due to extraneous bonding agents that will thus harden such as the moisture in the power radiation of Ultraviolet radiation etc., heating, air is used to be described.

In addition, in the present embodiment, inside the both sides, mensuration direction of the circumferential lateral surface 1211 of clad material 190 coated frame parts 1210 and dish radial direction and multiple connecting portion 180 whole, but also can only a part for the circumferential lateral surface 1211 of coated frame parts 1210 and the connecting portion 180 of a part.Such as, also can be configured to, only coated near noise resisting ability relatively low corresponding with absolute pattern by optical arrays 123, the part of the circumferential lateral surface 1211 of members of frame 1210 and connecting portion 180 (connecting portion 180 that the edge 125a inside the dish radial direction of auxiliary substrate 125 is arranged), not coated near noise resisting ability relatively high corresponding with increment pattern by optical arrays 122, the part of the circumferential lateral surface 1211 of members of frame 1210 and connecting portion 180 (connecting portion 180 the edge 125a of the both sides, mensuration direction of auxiliary substrate 125 is arranged).In this case, the use amount of clad material 190 can be cut down and implement effective noise counter plan.

Further, in the present embodiment, the entire infrastructure key element of the coated each connecting portion 180 of clad material 190, but also can be configured at least 1 in a part, i.e. portion of terminal 181,182 and the junction surface 183 of coated connecting portion 180.Such as, can be only coated near by the portion of terminal 181 of optical arrays 122,123, the part be made up of the metal material that reflectivity is the highest in clad terminal portion 181,182 and junction surface 183 or surface area the best part etc.In this case, also can cut down the use amount of clad material 190 and implement effective noise counter plan.

(2-6-4. auxiliary substrate and members of frame)

As shown in Fig. 4 ~ Figure 10, be provided with at least 2 through (in present embodiment being 2) pin-and-hole 125d of the pin (omitting diagram) of location at auxiliary substrate 125.Further, at members of frame 1210, be configured with at least 2 through (in present embodiment being 2) pin-and-holes 1218 of the pin of above-mentioned location in the mode that the pin-and-hole 125d with auxiliary substrate 125 is corresponding.

Here, in the present embodiment, by the slimming (axial miniaturization) of scrambler 100, permanent magnet MG configure at the upper surface of dish 110 and the members of frame 1210 of optical unit 1200 configured at the lower surface of main substrate 130 become the configuration of overlap in the axial direction.Therefore, inside the dish radial direction of the circumferential lateral surface 1211 of members of frame 1210 and the outer peripheral face MGa of permanent magnet MG (also with reference to Fig. 3) opposed on the direction, face of auxiliary substrate 130.And, members of frame 1210 is fixed configuration, and permanent magnet MG can rotate, therefore, clad material 190 inside the dish radial direction needing the circumferential lateral surface 1211 guaranteeing covering frame parts 1210 and the gap S between permanent magnet MG, this becomes the main cause of the miniaturization (particularly radial miniaturization) hindering scrambler 100.

In the present embodiment, recess 1213 is formed with in the side at members of frame 1210, opposed on the direction, face of auxiliary substrate 125 with permanent magnet MG position 1212.In addition, position 1212 is equivalent to an example at the 1st position.Thereby, it is possible to make clad material 190 recessed at the position opposed with permanent magnet MG, and the gap S between clad material 190 and permanent magnet MG can be guaranteed.That is, recess 1213 is equivalent to an example of the component of the setting area of regulation clad material.In addition, recess 1213 is not necessarily formed in the side at position 1212, can be formed in the side at other positions of members of frame 1210 yet.Recess 1213 has the curved surface 1214 of the curvature concavity equal with the curvature of the outer peripheral face MGa of permanent magnet MG.Thereby, it is possible to the outer peripheral face MGa making the recessed of the clad material 190 at recess 1213 place and permanent magnet MG is identical shape, and the gap S between clad material 190 and permanent magnet MG can be made to be equal intervals.In addition, the curved surface 1214 of recess 1213 is not necessarily the concavity that curvature is equal with the curvature of the outer peripheral face MGa of permanent magnet MG.

And here, in the present embodiment using bonding agent as clad material 190, clad material 190 has mobility before the hardening, thus likely to surrounding's outflow of members of frame 1210.And, exist around members of frame 1210 and forbid that the region of the attachment of clad material 190 is (below also referred to as " attachment prohibited area ".) when, need to guarantee that the gap adhered between prohibited area and members of frame 1210 is comparatively large, this becomes the main cause of the miniaturization hindering scrambler 100.As attachment prohibited area, can enumerate a limit outside the dish radial direction being positioned at members of frame 1210 more by outside dish radial direction, the edge of main substrate 130 133 (position of supported portion part 140 supporting).

In the present embodiment, at the position 125b, 1215 corresponding with 2 adjacent angles of the side, edge 133 being positioned at main substrate 130 in 4 angles of auxiliary substrate 125 and members of frame 1210, notch part 125c, 1217 is respectively arranged with.In addition, position 1215 is equivalent to an example at the 2nd position.Further, notch part 125c, 1217 must be arranged, and also can not arrange.And, in the side at each position 1215 of members of frame 1210, the mode adjacent with notch part 1217 is provided with teat 1216.Utilize described each teat 1216, can prevent clad material 190 to across this teat 1216 relative side, be namely positioned at members of frame 1210 dish radial direction outside a limit more by outside dish radial direction, the side, edge 133 of main substrate 130 flows out.That is, teat 1216 is equivalent to an example of the component of the setting area of regulation clad material.In addition, teat 1216 is not necessarily formed in the side at position 1215, can be formed in the side at other positions (wherein, different from the forming part of recess 1213 positions) of members of frame 1210 yet.Further, teat 1216 is not to arrange, and can not arrange yet.Each teat 1216 is formed as following shape: outstanding to the direction in fact along the support unit 140 of the edge 133 of supporting main substrate 130 from the side at each position 1215.Thus, can effectively prevent clad material 190 from flowing out to support unit 140 side, can avoid due to the edge 133 that clad material 190 enters between support unit 140 and main substrate 130, namely clad material 190 is attached to main substrate 130 cause, the variation of light source 121 and the interval G (reference Fig. 2) by optical arrays 122,123.In addition, the shape of teat 1216 also can be outstanding to the direction in fact along support unit 140 from the side at position 1215.

The example > of the effect of < 3. present embodiment

In the scrambler 100 of present embodiment described above, auxiliary substrate 125 and main substrate 130 are electrically connected via multiple portion of terminal 181.Multiple portion of terminal 181 encapsulated material 190 is coated, to carry out irreflexive sealing with the scaling powder of solder that prevents.Here, the circumferential lateral surface 1211 of clad material 190 coated frame parts 1210 at least partially.Further, recess 1213 is formed with in the side at the position 1212 of members of frame 1210.Utilize this recess 1213, clad material 190 can be made more recessed than other positions at the position 1212 of members of frame 1210.Consequently, members of frame 1210 and (configuring accordingly with position 1212) parts (being permanent magnet MG in above-mentioned example) closely can be configured.Like this, the gap formed between each parts of scrambler 100 can be reduced, therefore, it is possible to make scrambler 100 miniaturization with the easy structure forming recess 1213 such in the side of members of frame 1210.

Further, in the present embodiment, especially, in the side at the position 1212 opposed on the direction, face of auxiliary substrate 125 with the permanent magnet MG being arranged at dish 110 of members of frame 1210, recess 1213 is formed with.Thereby, it is possible to make clad material 190 recessed at the position 1212 opposed with permanent magnet MG.Consequently, can closely configuration block parts 1210 and permanent magnet MG, therefore, it is possible to make scrambler 100 (on radial and axial) miniaturization.Further, gap S can be guaranteed between clad material 190 and permanent magnet MG, therefore, also there is the effect of the disorder that can suppress the air stream produced in scrambler 100 inside due to the rotation of permanent magnet MG.

Further, in the present embodiment, especially, recess 1213 has the curved surface 1214 of the curvature concavity equal with the outer peripheral face MGa of round-shaped permanent magnet MG.Thereby, it is possible to the outer peripheral face MGa making the recessed of the clad material 190 at recess 1213 place and permanent magnet MG is identical shape, therefore, it is possible near ground configuration block parts 1210 and permanent magnet MG.Further, the gap S between clad material 190 and permanent magnet MG can be made to be equal intervals, therefore, also have and can produce to the rotation due to permanent magnet MG the effect that air stream carries out rectification.

Further, in the present embodiment, especially, the side at the position 1215 different from position 1212 of members of frame 1210 is provided with teat 1216.Utilize this teat 1216, can prevent clad material 190 from flowing out to the relative side across this teat 1216.Consequently, can closely configuration block parts 1210 and (being arranged in the relative side across the teat 1216) parts (above-mentioned example is support unit 140) in the configuration of attachment prohibited area.Like this, the gap formed between each parts of scrambler 100 can be reduced, therefore, it is possible to make scrambler 100 miniaturization with the easy structure forming teat 1216 such in the side of members of frame 1210.

Further, in the present embodiment, especially, members of frame 1210 is essentially quadrangle form, and teat 1216 is separately positioned on the position 1215 corresponding with 2 adjacent angles of members of frame 1210.Utilize this 2 teats 1216, can prevent clad material 190 from flowing out to the side, position 1215 corresponding with a limit of members of frame 1210.Consequently, can closely configuration block parts 1210 and the parts (being support unit 140 in above-mentioned example) that configure in the side, position 1215 corresponding with an above-mentioned limit.

Further, in the present embodiment, especially, teat 1216 is arranged on the position 1215 corresponding with 2 angles being positioned at the side, edge 133 of main substrate 130 in 4 of members of frame 1210 angles.Thereby, it is possible to prevent clad material 190 from flowing out to the side, edge 133 of main substrate 130, therefore, it is possible to the support unit 140 of the closely edge 133 of configuration block parts 1210 and supporting main substrate 130.

Further, in the present embodiment, especially, the support unit 140 of tubular supports the edge 133 of main substrate 130 at inside storage auxiliary substrate 125 and members of frame 1210.Further, teat 1216 is formed as from the side in fact along the shape that the direction of support unit 140 is outstanding.Thereby, it is possible to effectively prevent clad material 190 from flowing out to support unit 140 side.Consequently, can avoid, because clad material 190 enters into the variation of the above-mentioned interval G caused between support unit 140 and main substrate 130, the reliability of scrambler 100 can being improved.

Further, in the present embodiment, especially, auxiliary substrate 125 and members of frame 1210 have notch part 125c, 1217 at the position 125b, 1215 corresponding with 2 angles of the side, edge 133 being positioned at main substrate 130.Thereby, it is possible to utilize support unit 140 closely to configure auxiliary substrate 125 and members of frame 1210, realize the further miniaturization of scrambler 100.

Further, in the present embodiment, especially, use the bonding agent hardened due to extraneous factor as clad material 190.Thereby, it is possible to shorten the firm time of clad material 190, and it can be made to harden on the opportunity expected, therefore, it is possible to improve the degree of freedom of manufacturing process.

Above, reference accompanying drawing is while be described in detail an embodiment.But the scope of the technological thought recorded in claims is not limited to embodiment described herein.Obviously, as long as have the people of the usual knowledge of the technical field belonging to embodiment of the present disclosure, just can expect carrying out various change, correction, combination etc. in the scope of technological thought.Therefore, the technology of having carried out after these change, correction, combinations etc. also belongs to the scope of technological thought certainly.

In addition, " vertically " in above explanation is not vertical in strict implication.That is, " vertically " refer to allow that design is upper, tolerance, error in manufacture, be the meaning of " substantial orthogonality ".

Further, " identical " " unanimously " in above explanation, " equal ", " equalization " are not strict implication.That is, " identical ", " unanimously ", " equal ", " equalization " mean tolerance, the error of allowing in design, in manufacture, are the meanings of " identical in fact ", " consistent in fact ", " equal in fact ", " impartial in fact ".

Further, except describing above, also can the method for appropriately combined above-mentioned embodiment etc. use.

In addition, although neither one illustrate, above-mentioned embodiments etc. can apply various change and implement in the scope not departing from its purport.

Claims (10)

1. a scrambler, is characterized in that, this scrambler has:

1st substrate, it possesses light source and photo detector, and described light source is configured to the reflection groove gap injection light to being formed at dish, and described photo detector is configured to accept from described light source injection and the light reflected by described reflection groove gap;

Members of frame, it is configured on described 1st substrate, and surrounds around described light source and described photo detector;

2nd substrate, described 1st substrate is equipped on described 2nd substrate;

Multiple portion of terminal, they are configured at the 1st edge of described 1st substrate, and are configured to described 1st substrate and described 2nd substrate electrical connection;

Clad material, the side in the outside of its coated described members of frame at least partially with described multiple portion of terminal; And

Recess, it is formed in the described side at the 1st position of described members of frame.

2. scrambler according to claim 1, is characterized in that,

Described recess is formed at the described side at the position opposed on the direction, face of described 1st substrate with the permanent magnet being arranged at described dish of described members of frame.

3. scrambler according to claim 2, is characterized in that,

Described recess has the curved surface of the curvature concavity equal with the curvature of the outer peripheral face of round-shaped described permanent magnet.

4. the scrambler according to any one of claims 1 to 3, is characterized in that,

Described scrambler also has teat, and described teat is arranged on the described side at 2nd position different from described 1st position of described members of frame.

5. scrambler according to claim 4, is characterized in that,

Described members of frame is quadrangle form,

Described teat is separately positioned on the position corresponding with 2 adjacent angles of described members of frame.

6. scrambler according to claim 5, is characterized in that,

Described 1st substrate is equipped near the 2nd edge of described 2nd substrate,

Described teat is arranged at the position corresponding with described 2 angles of described 2nd side, edge being positioned at described 2nd substrate in 4 of described members of frame angles.

7. scrambler according to claim 6, is characterized in that,

Described scrambler also has the support unit of tubular, and described support unit is at inside described 1st substrate of storage and described members of frame and support described 2nd edge of described 2nd substrate,

Described teat is the shape outstanding to the direction along described support unit from described side.

8. scrambler according to claim 7, is characterized in that,

Described 1st substrate and described members of frame have notch part at the position corresponding with 2 angles of described 2nd side, edge being positioned at described 2nd substrate,

Described teat and described notch part are adjacent to configure.

9. the scrambler according to any one of claims 1 to 3, is characterized in that,

Described clad material is the bonding agent hardened due to extraneous factor.

10. the motor with scrambler, is characterized in that, the motor of this band scrambler possesses:

Motor, it possesses rotor and stator; And

Scrambler according to any one of claim 1 ~ 9, consists of at least one party in the position and speed detecting described rotor.