JP2007173091A - Hybrid electronic component and producing method therefor - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a hybrid electronic component where a plurality of electronics and their operating knobs are readily placed at close intervals, in a simple structure, and to provide its producing method. <P>SOLUTION: The hybrid electronic component 1 comprises a pressing switch 50 installed in a housing 11 prepared in an upper face side fixing member 10, a support member 80 prepared on the back face side to hold the pressing switch 50 in the housing 11, a rotating electronic component 120 prepared behind the supporting member 80, a primary operating knob 210 which operates the pressing switch 50, a secondary operating knob 125 which operates the rotating electronic component 120, and a decorative case 200 which covers a part of the upper face side fixing member 10 around the place, where the pressing switch 50 and the rotating electronic component 120 are formed, and has a primary and a secondary exposure parts 201 and 203 which expose the knobs 210 and 125, respectively. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a composite electronic component suitable for stacking and installing a plurality of electronic components and a method for manufacturing the same.

  Conventionally, for example, in some portable devices, it has been required to install the plurality of operation knobs close to each other so that the plurality of operation knobs can be easily operated with one finger.

  However, when a plurality of electronic components are installed close to each other, a large number of components are incorporated in a narrow place, so that the structure is complicated, the assembly is complicated, and there is a problem in strength. Especially when multiple electronic components to be installed have different shapes, structures, and dimensions (for example, in the case of a pressure switch and a rotary electronic component), these are integrated and installed on the back side of the exterior case of the device, and It was difficult to install the control knobs close to each other as the equipment was downsized.

  The present invention has been made in view of the above-described points, and an object of the present invention is to provide a composite electronic component capable of easily installing a plurality of electronic components and their operation knobs in a simple structure, and a method for manufacturing the same. Is to provide.

  In the first aspect of the present invention, the first electronic component is accommodated in the accommodating portion provided in the upper surface side fixing member, and the supporting member is provided on the back side (rear side) to hold the first electronic component in the accommodating portion. On the other hand, the second electronic component is arranged behind the support member, and further, the first electronic component is operated while covering the periphery of the upper surface side fixing member to which the first and second electronic components are attached. The composite electronic component is characterized in that a decorative case provided with first and second exposed portions for exposing a knob and a second operation knob for operating the second electronic component is provided.

  In the invention according to claim 2 of the present application, the second electronic component is attached to a first back surface side fixing member disposed behind the second electronic component, and the first back surface side fixing member is attached to the top surface side fixing member. The composite electronic component according to claim 1, wherein the electronic component is a composite electronic component.

  The invention according to claim 3 of the present application is characterized in that a second back side fixing member is installed behind the first back side fixing member, and the second back side fixing member is attached to the top side fixing member. The composite electronic component according to claim 2.

  The invention according to claim 4 is characterized in that the decorative case has a curved surface, and the first and second exposed portions face different directions parallel to each other at predetermined positions of the curved surface. The composite electronic component according to claim 1, 2 or 3.

  The invention according to claim 5 of the present application is a composite type switch according to any one of claims 1 to 4, wherein the first electronic component is a push-type switch that is pressed by a first operation knob. In electronic components.

  The invention according to claim 6 of the present application is characterized in that the second electronic component is a rotary electronic component that is rotated by a second operation knob. In composite electronic components.

  The invention according to claim 7 includes a step of storing the first electronic component in a storage portion provided in the upper surface side fixing member, and a first back surface side fixing member having the second electronic component attached to the rear of the support member. A step of arranging and attaching the first back surface side fixing member to the top surface side fixing member, and installing a second back surface side fixing member behind the first back surface side fixing member and attaching the second back surface side fixing member to the top surface A decorative case provided with first and second exposed portions that expose the step of attaching to the side fixing member, the first operation knob for operating the first electronic component, and the second operation knob for operating the second electronic component, respectively. And a step of covering the periphery of the upper surface side fixing member to which the first and second electronic components are attached. The method of manufacturing a composite electronic component, comprising:

  According to the first aspect of the present invention, a makeup is provided in which the support member is installed on the back surface side of the first electronic component housed in the housing portion of the upper surface side fixing member, and the second electronic component is placed behind the support member. A composite electronic component can be configured with a simple structure with a small number of components that are covered with a case, and it is easy to assemble, and both electronic components can be easily placed close to each other.

  According to the second aspect of the invention, since the first back surface side fixing member to which the second electronic component is attached is attached to the upper surface side fixing member, the second rearward of the first electronic component attached to the upper surface side fixing member. Electronic parts can be installed easily.

  According to the third aspect of the present invention, since the second back surface side fixing member is installed in addition to the first back surface side fixing member to which the second electronic component is attached, the second back surface side fixing member is other than the composite electronic component. The other electronic component can be attached, and the composite electronic component including the other electronic component can be integrated (blocked).

  According to the invention described in claim 4, the first and second operation knobs can be exposed from the decorative case in different directions.

  According to the fifth aspect of the present invention, the first electronic component can be a pressing switch.

  According to the invention described in claim 6, the second electronic component can be a rotary electronic component.

  According to the seventh aspect of the present invention, the first back surface side fixing member and the second back surface side fixing member to which the first electronic component, the second electronic component are attached are sequentially attached to the top surface side fixing member. Therefore, the assembly work becomes easy. In addition, since the decorative case is installed around what is integrated in this way, it is easy to attach the decorative case.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
FIG. 1 is a schematic cross-sectional view of a main part of a composite electronic component 1 according to a first embodiment of the present invention, and FIGS. 2 and 3 are exploded perspective views of the composite electronic component 1 (both figures are combined into one drawing). ). 2 and 3, the description of the decorative case 200 and the first operation knob 210 in the composite electronic component 1 is omitted. As shown in these drawings, the composite electronic component 1 stores a first electronic component (hereinafter referred to as a “pressing switch”) 50 in a storage portion 11 provided on the upper surface side fixing member 10, and a support member on the back surface side thereof. 80, the pressing switch 50 is held in the storage portion 11, and a second electronic component (hereinafter “rotation”) attached to a first back surface side fixing member (hereinafter referred to as “base”) 121 behind the support member 80. 120) and a second back surface side fixing member 180 are arranged, and the decorative case 200 is further covered so as to cover the periphery of the upper surface side fixing member 10 to which the pressing switch 50 and the rotary electronic component 120 are attached. Installed and configured. Each component will be described below.

  The upper surface side fixing member 10 is a molded product of synthetic resin, and its surface protrudes in a circular shape on the front surface side (the surface side facing the decorative case 200), thereby providing a circular concave storage portion 11 on the back surface side for storage. An opening 13 penetrating circularly is provided in the central surface of the portion 11, and a pair of small protrusion-like support member mounting portions 17 (only one of them is shown in FIG. The second operation knob storage space 19 is provided in the lower half of the storage portion 11 and the attachment portion storage portion 21 formed of a substantially rectangular recess is provided in the lower portion thereof. A plurality of (four) small protrusion-shaped fixing portions 23 are provided from the end surface on the back surface side of the upper surface side fixing member 10 surrounding the second operation knob storage space 19 toward the back surface side. In addition, a rectangular guide groove 25 having a thin depth is provided on the bottom surface of the attachment portion storage portion 21, and a pair of small protrusion-like attachment portions 27 (in FIG. 2) projecting toward the back side. Only one of them is shown). In addition, a small protrusion-like attachment fixing portion 29 that protrudes toward the back surface side is provided at the center of the lower side wall of the attachment portion storage portion 21.

  The push-type switch 50 is configured by attaching first and second switch board portions 53 and 55 made of flexible circuit boards to both surfaces of a substantially rectangular operating member 51, respectively. The actuating member 51 is made of a synthetic resin, and is formed in an external dimension shape that is accommodated in the accommodating portion 11 of the upper surface side fixing member 10. The surface on the front side (opening 13 side) to which the first switch board portion 53 of the actuating object 51 is attached is formed in a substantially planar shape, and the back side (support member 80 side) to which the second switch board portion 55 is attached is substantially flat. The side wall part 61 is protrudingly provided so that it may surround the outer periphery. Two small projection-like fixing portions 65 and 67 (see FIG. 1 for the fixing portion 65) are projected on both surfaces of the actuating object 51 (the figure shows a state in which the tip thereof is crimped by heat. ).

  The first switch board portion 53 is configured by providing a first pressing switch 71 at the center of a synthetic resin film having an outer shape (substantially rectangular shape) substantially the same as the outer shape of the actuating member 51. The portion 55 is configured by providing a second pressing switch 73 at the center of a synthetic resin film having an outer shape (substantially rectangular shape) accommodated inside the side wall portion 61 of the operating member 51. The synthetic resin films constituting the first and second switch substrate portions 53 and 55 are the same synthetic resin film (for example, polyethylene terephthalate (PET) film), and both are connected by a belt-like connecting portion 75. A band-shaped first flexible circuit board 77 for output is drawn out from the outer periphery of the 1 switch board portion 53. Each of the first and second pressing switches 71 and 73 is provided with a reversing plate 79 in which a pair of contact patterns are provided on a synthetic resin film, and an elastic metal plate is formed in a dome shape thereon. Is in contact with one contact pattern, and the bottom surface of the center of the reversing plate 79 is attached so as to face the other contact pattern with a predetermined interval. In this embodiment, the pressing force when the reversing plate 79 of the first pressing switch 71 is reversed is configured to be weaker than the pressing force when the reversing plate 79 of the second pressing switch 73 is reversed. Further, small holes are provided at positions of the first and second switch board portions 53 and 55 facing the fixing portions 65 and 67, and the fixing portions 65 and 67 are inserted into the small holes and the tips thereof are inserted. By heat caulking, the first and second switch substrate portions 53 and 55 are attached to both surfaces of the operating member 51 with the connecting portion 75 folded back. Small holes 78 are also provided at predetermined positions in the first flexible circuit board 77.

  The support member 80 is made of a synthetic resin, and protrudes from the back side (rotary electronic component 120 side) of the substantially disc-shaped support main body 81 and protrudes from the lower portion of the support main body 81. A substantially rectangular attachment portion (substrate guide groove forming portion) 85 is provided which is bent downward and extends downward after being bent to the back side. The support main body 81 is formed in an outer shape that is installed on the back surface side of the storage portion 11 of the upper surface side fixing member 10, and a columnar pressing portion 87 is projected from the center of the front surface side (the pressing switch 50 side). In addition, a pair of tongue-shaped projecting portions 89 project from the left and right sides of the support main body 81, and an attachment fixing portion 91 formed of a small hole is provided therein. Each attachment fixing portion 91 is provided at a position facing each support member attachment portion 17 of the upper surface side fixing member 10. In this embodiment, the support portion 82 and the substrate guide portion 83 are integrally formed, and a flat plate-like substrate guide portion 83 is provided so as to connect between a pair of parallel support portions 82 extending in a bar shape. Yes. The width of the board guide portion 83 is formed to be slightly longer than the width of the second flexible circuit board 155 drawn out from the rotary electronic component 120 described below. The protruding lengths of both support portions 82 are the same, and the protruding length of the substrate guide portion 83 is slightly shorter than the protruding length of the supporting portion 82. The attachment portion 85 is provided with a fixing portion 93 composed of two small holes. These fixing portions 93 are provided at positions facing the mounting portion 27 of the upper surface side fixing member 10.

  The rotary electronic component 120 has a columnar shaft 123 protruding from one surface of a base 121 made of synthetic resin in a through-hole 127 provided in the center of a second operation knob 125 made of synthetic resin and a disk. At this time, the sliding contact portion 131 of the elastic metal plate slider 129 attached to the surface of the second operation knob 125 on the base 121 side is inserted on the side of the base 121 protruding from the shaft 123. An opening 141 in the center of the click spring 139 is in contact with the sliding contact pattern (switch pattern in this embodiment) 135 provided on the circuit board portion 133 placed on the surface and further passes through the second operation knob 125. Are inserted into the opening 145 at the center of the pressing member 143, and the tip of the shaft 123 is fixed by heat caulking. A click plate 147 made of a ring-shaped flat plate is attached to the back surface of the second operation knob 125 to which the slider 129 is attached. A plurality of ring-shaped click plates 147 are provided at equal intervals. The elastic portion of the click spring 139 comes into elastic contact with the click hole 149. The click spring 139 and the pressing member 143 are fixed integrally in advance, and both the fixed members are attached to the shaft 123. The pressing member 143 has its outer peripheral portion brought into contact with a contact portion 153 formed of a ring-shaped protrusion provided around the click plate storage recess 151 that stores the click plate 147 of the second operation knob 125, thereby performing the second operation. The knob 125 is prevented from coming off the shaft 123. Further, a second flexible circuit board 155 for output is drawn from the lower part of the rotary electronic component 120. The second flexible circuit board 155 is formed on the same synthetic resin film (for example, PET film) as the circuit board part 133 and is connected to the lower part of the circuit board part 133. The base 121 includes a semi-circular knob mounting portion 157 that is an upper portion thereof and a rectangular base portion 159 that is a lower portion thereof, and the back surface side of the knob mounting portion 157 (the back surface side of the surface on which the second operation knob 125 is mounted). ) Protrudes from the left and right sides of a pair of small protrusions 161 and has engaging portions 163 formed of small holes at four corners of the base portion 159. Each engaging portion 163 is provided at a position facing each fixing portion 23 of the upper surface side fixing member 10.

  The second back surface side fixing member 180 is formed by processing a metal plate into a sheet metal, and is configured by providing a base support portion 181 that is substantially the same as the shape of the back surface side of the base 121. The lower side of the base support portion 181 is bent 90 ° toward the base 121 and then bent 90 ° downward. An opening 183 is provided at a position of the base support portion 181 that faces each locking portion 161 of the base 121, and a position that faces each engagement portion 163 of the base 121. Is provided with an insertion portion 185 made of a hole or groove having a diameter larger than that of each engaging portion 163, and further below the second back surface side fixing member 180 (below the base support portion 181, this base support The opening 187 (see FIG. 1) is also provided on the surface extending in parallel with the portion 181. The lower surface of the second back surface side fixing member 180 has a mounting surface (not shown) on which various electronic components (other electronic components) other than the composite electronic component 1-1 according to the present embodiment can be mounted. It has become.

  As shown in FIG. 1, the decorative case 200 is formed with a curved surface in a shape covering the periphery of the pressing switch 50 and the rotary electronic component 120 attached to the upper surface side fixing member 10, and the pressing mold The first operation knob 210 that presses the switch 50 and the first operation knobs 201 and 203 that expose the second operation knob 125 of the rotary electronic component 120 are provided. The first and second exposed portions 201 and 203 are directed to predetermined positions on the curved surface of the decorative case 200 in directions different from being parallel to each other (directions that are not the same direction). The decorative case 200 is configured by molding a synthetic resin, and may be integrally molded or may be configured by combining a plurality of members. On the other hand, the first operation knob 210 attached to the decorative case 200 is made of synthetic resin, and a plurality of arms 213 project from the lower outer periphery of the substantially disk-shaped keytop main body 211 and a claw 214 is provided at the tip thereof. A columnar pressing portion 215 protrudes from the center of the lower surface of the key top main body 211. The first operation knob 210 is snap-engaged into a small hole 205 provided in the bottom surface of the first exposed portion 201 of the decorative case 200, and the first operation knob 210 is installed to be movable up and down a predetermined distance. Between the lower surface of the knob 210 and the bottom surface of the first exposed portion 201, it is attached by elastically projecting upward by an elastic means 207 such as a coil spring.

  Next, a method for assembling the composite electronic component 1 will be described. First, the first flexible circuit board 77 previously drawn out from the pressing switch 50 and the second flexible circuit board 155 drawn out from the rotary electronic component 120 are connected to each other by a connection fixing means (see FIG. 1) 220 at a predetermined position. (The connection fixing means 220 is not shown in FIGS. 2 and 3). As a result, the first flexible circuit board 77 and the second flexible circuit board 155 are integrated. In addition, you may comprise both with not only two components but the flexible circuit board of 1 sheet. First, the pressing switch 50 is housed in the housing portion 11 provided on the upper surface side fixing member 10. At this time, the first pressing switch 71 of the pressing switch 50 is exposed to the opening 13 of the upper surface side fixing member 10. Next, the support member 80 is attached to the upper surface side fixing member 10 from the rear surface side (rear side) of the pressing switch 50, and at this time, the pair of support member attachment portions 17 of the upper surface side fixing member 10 are paired with the pair of attachment fixing portions of the support member 80. 91, and at the same time, the pair of mounting portions 27 of the upper surface side fixing member 10 are inserted into the pair of fixing portions 93 of the support member 80, and the tips of the support member mounting portions 17 and the tips of the mounting portions 27 are heat caulked. Thus, the support member 80 is attached to the upper surface side fixing member 10, and the pressing switch 50 is held in the storage portion 11. At this time, as shown in FIG. 1, the first flexible circuit board 77 is passed through the substrate guide groove 230 formed between the guide groove 25 provided in the upper surface side fixing member 10 and the mounting portion 85 of the support member 80. Next, the rotary electronic component 120 is disposed on the back surface side (rear side) of the support member 80, and at this time, the second operation knob 125 is stored in the second operation knob storage space 19 of the upper surface side fixing member 10 and simultaneously fixed on the upper surface side. Each fixing portion 23 of the member 10 is inserted into each engaging portion 163 of the rotary electronic component 120 and the tip thereof is attached by heat caulking on the back side of the base 121. Next, the second back surface side fixing member 180 is installed on the back surface side of the rotary electronic component 120, and at this time, the tips of the heat caulking portions 23 are exposed to the insertion portions 185 of the second back surface side fixing member 180. In addition, each locking portion 161 of the rotary electronic component 120 is inserted into each opening 183 of the second back surface side fixing member 180. At the same time, the attachment fixing portion 29 of the upper surface side fixing member 10 is inserted into the small hole 78 of the first flexible circuit board 77 and the opening 187 of the second rear surface side fixing member 180. Next, the locking part 161 and the attachment fixing part 29 are heat caulked on the back side of the second back side fixing member 180. Then, as shown in FIG. 1, the decorative case 200 is installed so as to cover the periphery of the pressing switch 50 and the rotary electronic component 120 attached to the upper surface side fixing member 10, and the first operation knob 210 and the second operation knob 125. Are exposed to first and second exposed portions 201 and 203 provided in the decorative case 200, respectively. Thus, the composite electronic component 1 is completed.

  When the key top body 211 of the first operation knob 210 is pressed, the pressing portion 215 reverses the reversing plate 79 of the first pressing switch 71, thereby turning on the first pressing switch 71. When the first operation knob 210 is further pressed, the operating member 51 moves in the pressing direction while the first pressing switch 71 is turned on, and the reversing plate 79 of the second pressing switch 73 is pressed by the pressing portion 87 of the support member 80. Is pressed and reversed, whereby the second pressing switch 73 is turned on. If the pressing on the first operation knob 210 is released, the switches are turned off in the order of the second pressing switch 73 and the first pressing switch 71. On the other hand, if the second operation knob 125 is rotated, the sliding contact portion 131 of the slider 129 slides on the sliding contact pattern 135 of the circuit board portion 133 and the output (in this embodiment, the switch pattern is turned on / off). Change. Note that when the second operation knob 125 is rotated, the click spring 139 repeatedly engages and disengages the click plate 147 with respect to the click hole 149, thereby generating a click sensation.

  As described above, in the composite electronic component 1, the pressing switch 50 is stored in the storage portion 11 provided in the upper surface side fixing member 10, and the supporting member 80 is installed on the back surface side thereof so that the pressing switch 50 is stored in the storage portion. 11, the rotary electronic component 120 is disposed behind the support member 80, covers the periphery of the upper-side fixing member 10 where the press-type switch 50 and the rotary electronic component 120 are attached, and the press-type switch 50. The decorative case 200 provided with the first and second exposed portions 201 and 203 for exposing the first operation knob 210 for operating the second operation knob 125 for operating the rotary electronic component 120 is installed. ing. As described above, the decorative case 200 is obtained by installing the support member 80 on the back surface side of the pressing switch 50 housed in the housing part 11 of the upper surface side fixing member 10 and arranging the rotary electronic component 120 behind the support member 80. The composite electronic component 1 can be configured with a simple structure with a small number of components, can be easily assembled, and the push-type switch 50 and the rotary electronic component 120 can be easily placed close to each other. Is possible.

  In the composite electronic component 1, as shown in FIG. 1, the support member 80 is provided with a support portion 82 protruding from the support member 80, and the tip 82a of the support portion 82 is fixed to the fixed side of the composite electronic component 1. It is in contact with a base 121 (its base 159) which is one of the members. Accordingly, it is possible to support the pressing force applied to the support member 80 when the first operation knob 210 is pressed to turn on the first and second pressing switches 71 and 73. In order to make the support by the support portion 82 more reliable, in this embodiment, the protruding direction of the support portion 82 from the support main body portion 81 is parallel to the pressing direction of the first operation knob 210. The support member 80 is attached to the upper surface side fixing member 10 by heat caulking at the tips of the pair of support member attachment portions 17 and the pair of attachment portions 27 provided on the upper surface side fixing member 10. However, if there is no support portion 82, when the first operation knob 210 is repeatedly pressed continuously or when the first operation knob 210 is pressed with a strong force, those loads are applied to the support member 80. If added, the support member 80 may be deformed, or the mounting of the support member 80 by heat caulking may be loosened, resulting in rattling. Therefore, in this embodiment, as described above, by providing the support portion 82 and supporting the support member 80, it is possible to reliably prevent the support member 80 from being deformed and rattled, and to press the first operation knob 210 well. The operation feeling is continuously obtained. In particular, when the support member 80 is downsized, it is preferable to keep the strength strong.

  In this embodiment, as shown in FIG. 1, the first flexible circuit board 77 drawn out from the pressing switch 50 is guided to a desired position by the board guide groove 230, so that the first flexible circuit board 77 is Therefore, it is possible to prevent the two electronic components (the press-type switch 50 and the rotary electronic component 120) arranged in an integrated manner from coming into contact with each member. That is, in the case of this embodiment, the pre-assembled press-type switch 50 is incorporated into the upper surface side fixing member 10, so that the first flexible circuit board 77 drawn out from the press-type switch 50 is formed to have a somewhat long dimension in consideration of its good assembly. Has been. For this reason, when the push-type switch 50 is actually attached to the upper surface side fixing member 10, the first flexible circuit board 77 has a surplus portion and is bent. Therefore, in this embodiment, as described above, the remaining portion of the first flexible circuit board 77 is guided by providing the board guide groove 230, whereby the first flexible circuit board 77 contacts the other components. The inconvenience such as this was solved.

  Further, in this embodiment, as shown in FIG. 1, the second flexible circuit board 155 pulled out from the rotary electronic component 120 is guided in the direction away from the second operation knob 125 by the board guide portion 83, so that the second It is possible to prevent the flexible circuit board 155 from coming into contact with the second operation knob 125. In other words, in the case of this embodiment, the second operation knob 125 is installed facing the back surface side of the support member 80, while the second flexible circuit board 155 drawn out from the rotary electronic component 120 is the second operation knob 125 of the second operation knob 125. Protruding toward the outer side in the radial direction in close proximity to the surface, the two are close to each other, and a length that is long to some extent in consideration of the ease of assembly when the rotary electronic component 120 is attached to the upper surface side fixing member 10 Is formed. For this reason, when the rotary electronic component 120 is actually attached to the upper surface side fixing member 10, the second flexible circuit board 155 has a surplus portion and is bent. When the bent portion comes into contact with the second operation knob 125 located on the back side of the support member 80 and close to the second flexible circuit board 155, the second operation knob 125 is turned. There is a risk that the dynamic sensation may be hindered or the second flexible circuit board 155 may be damaged. Therefore, in this embodiment, as described above, the second flexible circuit board 155 is placed in the second flexible circuit board 155 so that the second flexible circuit board 155 pulled out from the rotary electronic component 120 by the board guide portion 83 does not touch the second operation knob 125. 2 Guided (pressed) away from the operation knob 125. In particular, in this embodiment, since the substrate guide portion 83 is integrally provided so as to connect the pair of support portions 82, the support portion 82 and the substrate guide portion 83 reinforce each other in strength. Even if the size is reduced and the strength is reduced by itself, the strength sufficient to exhibit each function can be maintained. In this embodiment, since the base 121 with the rotary electronic component 120 attached is attached to the upper surface side fixing member 10, the rotary electronic component 120 is installed behind the pressing switch 50 attached to the upper surface side fixing member 10. Can be done easily. In this embodiment, since the second back surface side fixing member 180 is installed in addition to the base 121 to which the rotary electronic component 120 is attached, the second back surface side fixing member 180 other than the composite electronic component 1-1 is installed. Another electronic component can be attached, and the composite electronic component 1-1 including the other electronic component can be integrated (blocked). In this embodiment, the pressing switch 50, the base 121 to which the rotary electronic component 120 is attached, and the second back surface side fixing member 180 are attached to the upper surface side fixing member 10 in order. Assembly work is facilitated. In addition, since the decorative case 200 is installed around what is integrated in this manner, the decorative case 200 can be easily attached.

  4 is a schematic cross-sectional view of a main part of a composite electronic component 1-2 according to a second embodiment of the present invention, and FIGS. 5 and 6 are exploded perspective views of the composite electronic component 1-2. One drawing). 5 and 6, the description of the decorative case 200 and the first operation knob 210 in the composite electronic component 1-2 is omitted. In this embodiment, the same or corresponding parts as those of the composite electronic component 1 according to the first embodiment are denoted by the same reference numerals. Items other than those described below are the same as those in the first embodiment shown in FIGS. As shown in these drawings, the composite electronic component 1-2 also houses a first electronic component (hereinafter referred to as a “push-type switch”) 50 in a storage portion 11 provided on the upper surface side fixing member 10, and on the back side thereof. A support member 80 is installed to hold the pressing switch 50 in the storage portion 11, and a second electronic component (hereinafter referred to as “rotary electronic component”) 120 and a second back side fixing member 180 are disposed behind the support member 80. And a decorative case 200 is installed so as to cover the periphery of the upper surface side fixing member 10 to which the pressing switch 50 and the rotary electronic component 120 are attached.

  In this embodiment, the difference from the first embodiment is that, instead of attaching the support member 80 to the upper surface side fixing member 10 on the front side, the base of the rotary electronic component 120 which is a fixed side member installed on the rear side. This is a point attached to the base 121. Therefore, in this embodiment, the support member mounting portion 17 and the mounting portion 27 for mounting the support member 80 of the upper surface side fixing member 10 provided in the first embodiment are omitted, and the base 121 of the rotary electronic component 120 is omitted. A mounting portion 165 including a pair of small holes is newly provided at a horizontal position, and the structure of the support member 80 is changed.

  That is, the support member 80 is made of synthetic resin, and protrudes the support portion 82 and the board guide portion 83 from the back side (rotary electronic component 120 side) of the substantially rectangular support main body portion 81, and from the lower portion of the support main body portion 81. A substantially rectangular substrate guide groove forming portion 85 that is bent downward and extended downward after being bent toward the back side is provided. The support main body 81 is formed in an outer shape that is installed on the back surface side of the storage portion 11 of the upper surface side fixing member 10, and a columnar pressing portion 87 is projected from the center of the front surface side (the pressing switch 50 side). ing. In this embodiment, the support portion 82 and the substrate guide portion 83 are integrally formed, and a flat plate-like substrate guide portion 83 is provided so as to connect between a pair of parallel support portions 82 extending in a rectangular flat plate shape. It has been. The width of the board guide portion 83 is formed to be slightly longer than the width of the second flexible circuit board 155. The protruding lengths of both support portions 82 are the same, and the protruding length of the substrate guide portion 83 is slightly shorter than the protruding length of the supporting portion 82. The front end sides of both support portions 82 are bent at right angles in the outward direction (the direction in which both are separated), and the front end portion is a rectangular flat plate-shaped contact mounting portion 95. A pair of small protrusion-shaped fixing portions 97 that protrude toward the rear (rotary electronic component 120 side) are provided on the contact mounting portions 95.

  On the other hand, the mounting portion 165 provided on the base 121 of the rotary electronic component 120 is formed to have a size for inserting the fixing portions 97 at positions facing the pair of fixing portions 97, and the second back side of each mounting portion 165. A concave portion 167 having an inner diameter larger than the inner diameter of the attachment portion 165 is provided on the surface on the fixing member 180 side.

  In order to assemble the composite electronic component 1-2, as in the first embodiment, first, the first flexible circuit board 77 drawn out from the pressing switch 50 in advance and the first flexible circuit board drawn out from the rotary electronic component 120 are used. (2) The flexible circuit board 155 is connected at a predetermined position by a connection fixing means (see FIG. 4) 220 (the connection fixing means 220 is not shown in FIGS. 5 and 6). On the other hand, the support member 80 is installed on the front surface side of the rotary electronic component 120, and at that time, the pair of fixing portions 97 of the support member 80 are inserted into the pair of mounting portions 165 of the base 121, and the tips of the fixing portions 97 are thermally crimped. To do. At this time, the tip of the fixing portion 97 that has been crimped by heat is housed in the recess 167. The pressing switch 50 is housed in the housing portion 11 provided on the upper surface side fixing member 10. Next, the rotary electronic component 120 to which the support member 80 is attached is arranged from the back side (rear side) of the pressing switch 50, and the second operation knob 125 is placed in the second operation knob storage space 19 of the upper surface side fixing member 10 at that time. At the same time, each fixing portion 23 of the upper surface side fixing member 10 is inserted into each engaging portion 163 of the rotary electronic component 120 and the tip thereof is attached by heat caulking on the back surface side of the base 121. At this time, as shown in FIG. 4, the first flexible circuit board 77 is passed through the substrate guide groove 230 formed between the guide groove 25 provided in the upper surface side fixing member 10 and the substrate guide groove forming portion 85 of the support member 80. . Next, the second back surface side fixing member 180 is installed on the back surface side of the rotary electronic component 120, and at this time, the tips of the heat caulking portions 23 are exposed to the insertion portions 185 of the second back surface side fixing member 180. In addition, each locking portion 161 of the rotary electronic component 120 is inserted into each opening 183 of the second back surface side fixing member 180. At the same time, the attachment fixing portion 29 of the upper surface side fixing member 10 is inserted into the small hole 78 of the first flexible circuit board 77 and the opening 187 of the second back surface side fixing member 180, and the locking portion 161 and the attachment fixing portion 29 are inserted into the second. Heat caulking is performed on the back surface side of the back surface side fixing member 180. Then, as shown in FIG. 4, the decorative case 200 is installed so as to cover the periphery of the upper surface side fixing member 10 where the pressing switch 50 and the rotary electronic component 120 are attached, and the first operation knob 210 and the second operation knob 125. Are exposed to first and second exposed portions 201 and 203 provided in the decorative case 200, respectively. Thus, the composite electronic component 1-2 is completed.

  The operation method and operation of the pressing switch 50 and the rotary electronic component 120 are the same as those in the first embodiment. As described above, the composite electronic component 1-2 also stores the pressing switch 50 in the storage portion 11 provided in the upper surface side fixing member 10, and installs the supporting member 80 on the rear surface side to mount the pressing switch 50. The rotary electronic component 120 is held behind the one supporting member 80, and is covered with the pressing switch 50 and the rotary electronic component 120 of the upper surface side fixing member 10, and is also pressed. A decorative case 200 provided with first and second exposed portions 201 and 203 for exposing a first operation knob 210 for operating the switch 50 and a second operation knob 125 for operating the rotary electronic component 120 is installed. It is configured. As described above, the decorative case 200 is obtained by installing the support member 80 on the back surface side of the pressing switch 50 housed in the housing part 11 of the upper surface side fixing member 10 and arranging the rotary electronic component 120 behind the support member 80. The composite electronic component 1-2 can be configured with a simple structure with a small number of components, the assembly is easy, and the push-type switch 50 and the rotary electronic component 120 are easily placed close to each other. It becomes possible to do.

  And in this composite type electronic component 1-2, since the support part 82 of the support member 80 is attached to the base 121 (the base part 159) which is one of the fixed side members of this composite type electronic component 1-2. The pressing force applied to the support member 80 when the first operating knob 210 is pressed to turn on the first and second pressing switches 71 and 73 can be supported. Further, in this embodiment, as shown in FIG. 4, the first flexible circuit board 77 pulled out from the pressing switch 50 is guided to a desired position by the board guide groove 230 as in the first embodiment. It is possible to prevent the first flexible circuit board 77 from coming into contact with each member constituting two electronic components that are installed in an integrated manner. Further, in this embodiment, as shown in FIG. 4, the second flexible circuit board 155 pulled out from the rotary electronic component 120 is separated from the second operation knob 125 by the board guide portion 83 as in the first embodiment. Since it is guided, the second flexible circuit board 155 can be prevented from coming into contact with the second operation knob 125. Also in this embodiment, since the substrate guide portion 83 is integrally provided so as to connect the pair of support portions 82, the support portion 82 and the substrate guide portion 83 reinforce each other, and both are small in size. Even if those strengths are reduced by themselves, it is possible to maintain a strength sufficient to exhibit each function. It goes without saying that various effects other than those described above also occur in the same manner as in the first embodiment.

  Although the embodiments of the present invention have been described above, the present invention is not limited to the above-described embodiments, and various modifications can be made within the scope of the technical idea described in the claims and the specification and drawings. Is possible. It should be noted that any shape, structure, and material not directly described in the specification and drawings are within the scope of the technical idea of the present invention as long as the effects and advantages of the present invention are exhibited. For example, in the above embodiment, the pressing switch 50 and the rotary electronic component 120 are used as the first and second electronic components, but various other electronic components may be used. The pressing switch 50 may be a one-step or three-step or more pressing switch instead of the two-step pressing switch. In the above embodiment, the substrate guide groove 230 is formed between the guide groove 25 provided in the upper surface side fixing member 10 and the attachment portion (substrate guide groove formation portion) 85 of the support member 80. However, the concave guide groove is attached to the attachment portion. (Substrate guide groove forming portion) The substrate guide groove may be formed by providing it on the 85 side or by providing concave guide grooves on both sides. In each of the above embodiments, the support portion 82 protruding from the support member 80 is in contact with (including attachment to) the base 121 that is one of the fixed-side members. Instead, the second back-side fixing member 180 is used. The fixed side member that abuts (including mounting) the support portion 82 is a member of the composite electronic component 1, 1-2. Any part may be used as long as it is a fixed part (stationary part).

1 is a schematic cross-sectional view of a main part of a composite electronic component 1. FIG. 2 is an exploded perspective view (part thereof) of the composite electronic component 1. FIG. 2 is an exploded perspective view (part thereof) of the composite electronic component 1. It is a principal part schematic sectional drawing of the composite type electronic component 1-2. It is a disassembled perspective view (part) of the composite electronic component 1-2. It is a disassembled perspective view (part) of the composite electronic component 1-2.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Composite type electronic component 10 Upper surface side fixing member 11 Storage part 50 Press type switch (1st electronic component)
51 Actuating member 53 1st switch board part 55 2nd switch board part 71 1st press switch 73 2nd press switch 77 1st flexible circuit board 80 support member 81 support main-body part 82 support part 82a tip 83 board guide part 120 rotary type Electronic component (second electronic component)
121 Base (first back side fixing member)
125 Second operation knob 155 Second flexible circuit board 180 Second back surface side fixing member 200 Cosmetic case 210 First operation knob 230 Board guide groove

Claims (7)

The first electronic component is accommodated in the accommodating portion provided on the upper surface side fixing member, and the first electronic component is held in the accommodating portion by installing a support member on the back side thereof, while the second electronic component is disposed behind the support member. And place
Further, a first operation knob for operating the first electronic component and a second operation knob for operating the second electronic component are respectively covered while surrounding the upper surface side fixing member where the first and second electronic components are attached. A composite electronic component comprising a decorative case provided with exposed first and second exposed portions.   2. The composite according to claim 1, wherein the second electronic component is attached to a first back surface side fixing member disposed behind the second electronic component, and the first back surface side fixing member is attached to the top surface side fixing member. Type electronic components.   3. The composite electron according to claim 2, wherein a second back surface side fixing member is installed behind the first back surface side fixing member, and the second back surface side fixing member is attached to the top surface side fixing member. parts.   The said decoration case has a curved surface, The said 1st, 2nd exposed part has faced the direction different from mutually parallel to the predetermined position of this curved surface, The Claim 1 or 2 or 3 characterized by the above-mentioned. Composite electronic parts.   5. The composite electronic component according to claim 1, wherein the first electronic component is a press-type switch that is pressed by a first operation knob.   6. The composite electronic component according to claim 1, wherein the second electronic component is a rotary electronic component that is rotated by a second operation knob. Storing the first electronic component in the storage portion provided on the upper surface side fixing member;
A step of arranging a first back surface side fixing member with a second electronic component attached behind the support member and attaching the first back surface side fixing member to the top surface side fixing member;
Installing a second back side fixing member behind the first back side fixing member and attaching the second back side fixing member to the top side fixing member;
A decorative case provided with first and second exposed portions for exposing a first operation knob for operating the first electronic component and a second operation knob for operating the second electronic component is provided on the upper surface side fixing member. And a step of installing the first and second electronic components so as to cover a periphery thereof. A method of manufacturing a composite electronic component, comprising:

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