JP4929322B2 - Printed wiring board holding module and printed wiring board fixing method and apparatus - Google Patents

Description

  The present invention relates to a holding module having a guide for guiding a card in a connector direction, and a method for fixing a printed wiring board.

  A holding structure that holds a plurality of wiring boards in a stacked state is disclosed. The holding structure includes a plurality of wiring boards and a holder that holds the plurality of wiring boards at a predetermined interval. The holder includes a first holder and a second holder, and the plurality of wiring boards can be held from both sides by the first holder and the second holder. The first holder and the second holder each have an insertion hole having the same dimension as the thickness of the wiring board. Further, the wiring board has a plurality of projecting pieces. The plurality of projecting pieces are respectively provided on both sides of the side portion facing the first holder and the side portion facing the second holder.

  The plurality of wiring boards are held in a state where the protruding pieces are inserted into the insertion holes and overlapped with a certain interval. With this structure, the number of screws used is reduced and a plurality of wiring boards are held (see, for example, Patent Document 1).

Japanese Patent Laid-Open No. 5-67888

  By the way, when assembling the above holding structure, for example, after holding a plurality of wiring boards inserted into the insertion holes of the first holder, the second holder is put on the first holder. At this time, since the plurality of wiring boards are held by the first holder in a cantilever manner at the projecting piece at the end, the positions of the wiring boards are inclined, and the distances between adjacent wiring boards are close or adjacent to each other. The distance between the wiring boards may be increased. In order to cover the first holder with the second holder in this state, it is necessary to cover the second holder while holding a plurality of wiring boards individually with fingers, etc. It was.

  In addition, in order to electrically connect the plurality of wiring boards, adjacent wiring boards may be connected by, for example, a flexible printed wiring board. However, in this case, since a plurality of flexible printed wiring boards are required, not only the assembly work is complicated, but also the cost is high. In addition, a space for installing the flexible printed wiring board is required, which increases the size of the holding structure.

  The objective of this invention is providing the holding module of the printed wiring board which can improve assembly workability | operativity.

  In order to achieve the above object, a printed wiring board holding module according to one aspect of the present invention includes a first printed wiring board having a first side and a second side opposite thereto, A second printed wiring board having a third side portion and a fourth side portion facing the third side portion, the first printed wiring board, and the second side. A first stacking connector for electrically connecting and physically fixing them at a position between the printed wiring board and a direction orthogonal to the first printed wiring board and the second printed wiring board; And a first holding member having a first holding claw for holding the first side portion and a third holding claw for holding the third side portion. And the first printed wiring board And a second holding claw that extends in a direction perpendicular to the second printed wiring board and holds the second side portion, and a fourth holding portion that holds the fourth side portion. A flat plate-like second support member having a holding claw.

  In order to achieve the above object, a printed wiring board fixing method according to one embodiment of the present invention connects a first printed wiring board and a second printed wiring board with a stacking connector located between them. Then, a plurality of holding claws provided on the two support members by sandwiching from both sides by two flat support members straddling the first printed wiring board and the second printed wiring board Is engaged with the first printed wiring board and the second printed wiring board, and is fixed in a state where the first printed wiring board and the second printed wiring board face each other.

  According to said structure, it is providing the holding module of the printed wiring board which can improve assembly workability | operativity.

The perspective view which shows the card holder which concerns on 1st Embodiment. Sectional drawing along the vertical direction of the card holder shown in FIG. The perspective view which expanded and showed the 1st connector periphery of the card holder shown in FIG. The perspective view which showed the base of the card holder shown in FIG. 1, and the 1st supporting member hold | maintained at this. The perspective view which isolate | separated and showed the 1st support member of the card holder shown in FIG. 1 from the base. The perspective view which shows the base of a card holder shown in FIG. 1, and a 3rd printed wiring board. The perspective view which showed the process of attaching a 2nd support member, after attaching the 1st-5th printed wiring board to the base of the card holder shown in FIG. The perspective view which showed the next process of the attachment process of the card holder shown in FIG.

  Hereinafter, an embodiment of a card holder, which is an example of a printed wiring board holding module, will be described with reference to FIGS. The card holder 11 is for inserting and holding a B-CAS (BS-Conditional Access Systems) card necessary for receiving, for example, terrestrial digital broadcasting, BS digital broadcasting, and CS digital broadcasting on a television or the like. The card holder 11 is built in a television recording device or the like, and can hold a maximum of six different types of B-CAS cards.

  As shown in FIGS. 1 and 2, the card holder 11 includes first to sixth printed wiring boards 12 </ b> A to 12 </ b> F and first to sixth printed wiring boards 12 </ b> A to 12 F that are provided to face each other. 1st to 5th stacking connectors 13A to 13E interposed respectively. A printed wiring board unit 14 is constituted by the first to sixth printed wiring boards 12A to 12F. The card holder 11 further includes a base 15 surrounding the bottom and sides of the printed wiring board unit 14, a guide 16 attached to the front of the printed wiring board unit 14, and first to sixth printed wiring boards 12A to 12A. A first support member 17A and a second support member 17B for fixing F to the base 15 are provided.

  As shown in FIG. 4, the base 15 is made of a metal sheet and has a “U” -shaped cross-sectional shape. The base 15 includes a bottom wall 15A, a first vertical wall 15B and a second vertical wall 15C rising from a pair of opposing sides of the bottom wall 15A, and a first vertical wall 15B and a second vertical wall. And a receiving piece 18 provided at the front upper end of 15C. As shown in FIGS. 4 and 6, the first vertical wall 15 </ b> B and the second vertical wall 15 </ b> C define a plurality of horizontally long through holes 21, a plurality of rectangular openings 22, and the periphery of the openings 22. And an edge portion 29. The receiving piece 18 has a screw hole 18A for fixing a screw passed through a through hole 45 of the mounting portion 38 described later.

  As shown in FIGS. 5 and 7, the first support member 17A and the second support member 17B have a rectangular flat plate shape, and the first vertical wall 15B and the second vertical wall 15C of the base 15 are formed. Are arranged in parallel to each other. The first support member 17A and the second support member 17B respectively have five holding claws 23 that protrude toward the first to fifth printed wiring boards 12A to 12E. The first support member 17A and the second support member 17B extend in a direction orthogonal to the first to sixth printed wiring boards 12A to 12F.

  More specifically, the first support member 17A includes a first holding claw 23A that holds the first side 51 of the first printed wiring board 12A and the second printed wiring board 12B. And a third holding claw 23 </ b> C that holds the three side portions 53. The second support member 17B includes a second holding claw 23B that holds the second side 52 of the first printed wiring board 12A and a fourth side 54 of the second printed wiring board. And a fourth holding claw 23D for holding the pin.

  Each holding claw 23 has a U-shaped cross section, and can hold the first to fifth printed wiring boards 12A to 12E sandwiched from above and below. Further, each support member 17 includes a total of four claw portions 24 that fit into four of the plurality of openings 22 of the first vertical wall 15B and the second vertical wall 15C, the first vertical wall 15B, A total of three positioning pins 25 that fit into three of the plurality of openings 22 of the second vertical wall 15C, and of the plurality of openings 22 of the first vertical wall 15B and the second vertical wall 15C And a lock piece 26 that fits into one piece.

  The positioning pin 25 abuts against the inner peripheral portion of the horizontally long opening 22, thereby defining the amount of movement of both support members 17 in the first direction D1 and the second direction D2 as shown in FIG. . Further, the diameter of the positioning pin 25 is substantially the same as the dimension of the opening 22 in the height direction. For this reason, the positioning pin 25 can determine the position of the height direction D3 orthogonal to the 1st direction D1 and the 2nd direction D2 by fitting inside the opening part 22. FIG. The lock piece 26 is fitted inside the opening 22 to restrict the first support member 17A and the second support member 17B from moving in the second direction D2 shown in FIG.

  The first support member 17A and the second support member 17B slide in the second direction D2 in which the claw portion 24 is released after lifting the handle portion 26A of the lock piece 26 to release the engagement with the base 15. By doing so, it can be easily detached from the base 15.

  Further, the first support member 17A and the second support member 17B each have a bent portion 19, which is the first printed wiring board 12A and the second printed wiring board 12B. It is an example of the positioning part which determines the position in 1 direction D1 and 2nd direction D2. The bent portion 19 abuts against the rear end portions of the first to fifth printed wiring boards 12A to 12E and positions them.

  As shown in FIG. 2, the first printed wiring board 12 </ b> A is disposed at a substantially intermediate position in the printed wiring board unit 14. The second printed wiring board 12B is disposed at a lower position than the first printed wiring board 12A. The third printed wiring board 12C is disposed at a lower position than the second printed wiring board 12B. Further, on the upper side of the first printed wiring board 12A, the fourth printed wiring board 12D, the fifth printed wiring board 12E, and the sixth printed wiring board 12F are arranged in this order from the lower side. Of the first to sixth printed wiring boards 12A to 12F, adjacent printed wiring boards are opposed to each other in parallel.

  As shown in FIGS. 5 and 7, the first printed wiring board 12 </ b> A has a first side 51 and a second side 52 facing the first side 51. The 2nd printed wiring board 12B has the 3rd side part 53 and the 4th side part 54 which opposes this.

  As shown in FIG. 2, the first to sixth printed wiring boards 12A to 12F each include a first surface 27 that is an upper surface and a second surface 28 that is a lower surface. As shown in FIG. 6, the first to sixth printed wiring boards 12 </ b> A to 12 </ b> F have first to sixth groove portions 31 </ b> A to 31 </ b> A to which first to sixth protruding pieces 42 </ b> A to 42 </ b> F of a guide 16 to be described later are respectively inserted. F is paired. As shown in FIG. 3, the first to sixth groove portions 31 </ b> A to 31 </ b> F are provided at the ends of the printed wiring boards 12 </ b> A to 12 </ b> F that face the guides 16. Has penetrated. The first to sixth groove portions 31A to 31F extend in the direction from the end surface of each printed wiring board 12A to 12F toward the first to sixth connectors 33A to 33F, that is, along the insertion direction S of the card 32. Yes.

  As shown in FIG. 3, each of the first to sixth groove portions 31 </ b> A to 31 </ b> F has an end portion 39 at the position of the end portion facing the guide 16. The near end portion 39 forms a tapered surface that expands toward the main body 37 of the guide 16. The near end portion 39 can smoothly guide insertion of first to sixth projecting pieces 42A to 42F described later into the first to sixth groove portions 31A to 31F.

  As shown in FIG. 2, first to sixth connectors 33 </ b> A to 33 </ b> F into which a card 32 is inserted and a plurality of circuit components 34 are inserted into the first surface 27 of the first to sixth printed wiring boards 12 </ b> A to 12 </ b> F. And are implemented respectively. The first to sixth connectors 33 </ b> A to 33 </ b> F have a flat and thin box shape, and open a front portion facing the guide 16. The card 32 is inserted into the first to sixth connectors 33A to 33F as shown in FIG.

  A first stacking connector 13A is disposed between the first printed wiring board 12A and the second printed wiring board 12B, and these are electrically connected and physically fixed. Further, a second stacking connector 13B is disposed between the second printed wiring board 12B and the third printed wiring board 12C, and these are electrically connected and physically fixed. . A third stacking connector 13C is disposed between the first printed wiring board 12A and the fourth printed wiring board 12D, and these are electrically connected and physically fixed. A fourth stacking connector 13D is disposed between the fourth printed wiring board 12D and the fifth printed wiring board 12E, and these are electrically connected and physically fixed. A fifth stacking connector 13E is disposed between the fifth printed wiring board 12E and the sixth printed wiring board 12F, and these are electrically connected and physically fixed.

  The first to fifth stacking connectors 13A to 13E are slightly different in size, and the size (diameter) gradually increases from the first stacking connector 13A to the fifth stacking connector 13E. It has become. As a result, the positions of the first to sixth printed wiring boards 12A to 12F are not interchanged. The first to fifth stacking connectors 13A to 13E are arranged at the second position 56 in the vicinity of the outer peripheral portions of the first to sixth printed wiring boards 12A to 12F. The second position 56 is disposed at a position opposite to the first position 55 described later with respect to the central portion of the first to sixth printed wiring boards 12A to 12F.

  Block-shaped spacers 35 as shown in FIG. 6 are bonded to the upper sides of the first to fifth connectors 33A to 33E of the first to fifth printed wiring boards 12A to 12E, respectively. The spacer 35 is provided at a first position 55 in the vicinity of the outer peripheral portion of the first to fifth printed wiring boards 12A to 12E. The dimension obtained by adding the heights of the connectors 33A to 33E and the spacers 35 is substantially the same as the height dimension of the stacking connectors 13A to 13E. For this reason, when stacking the first to sixth printed wiring boards 12A to 12F in the direction facing each other, the distance between the printed wiring boards is close, and the position where the stacking connectors 13A to 13E are provided is increased. As described above, the first to fifth printed wiring boards 12A to 12E are prevented from being inclined. The spacers 35 are provided on the first surfaces 27 of the first to fifth printed wiring boards 12A to 12E, respectively, but may be provided between the adjacent printed wiring boards 12, for example, the first The second, fourth to sixth printed wiring boards 12A, B, and D to F may be provided on the second surface 28. In the present embodiment, since the spacer 35 is provided on the upper side of the connectors 33A to 33E, a wide mounting space is secured on the first to fifth printed wiring boards 12A to 12E.

  As shown in FIGS. 2, 3, and 8, the guide 16 is provided at a position separated from the first to sixth printed wiring boards 12A to 12F, and the card 32 is connected to the first to sixth connectors. It can guide toward the direction of 33A-F. The guide 16 is formed by integrally molding a synthetic resin. The guide 16 has a total of six rectangular open portions 36 corresponding to the first to sixth connectors 33A to 33F. That is, the guide 16 includes a main body 37 in which the periphery of each open portion 36 is defined in a frame shape, an attachment portion 38 provided adjacent to the main body 37, a hook portion provided at an end portion on the lower side of the main body 37, First to sixth projecting pieces 42A to 42F projecting from the main body 37 toward the first to sixth connectors 33A to 33F, and the first, second, and fourth to sixth printed wiring boards 12A and B, The first to fifth contact pieces 43A, B, D, E, and F that protrude from the main body 37 so as to come into contact with D to F are included. The hook portion is hooked in a hole 44 provided in the bottom wall 15 </ b> A of the base 15. As shown in FIG. 1, the attachment portion 38 has a through hole 45 for passing a screw, and the guide 16 can be fixed to the base 15 by passing the screw through the through hole 45.

  The first to sixth projecting pieces 42A to 42F project in pairs toward the first to sixth printed wiring boards 12A to 12F, respectively. The first to sixth projecting pieces 42A to 42F are inserted into the first to sixth groove portions 31A to 31F of the first to sixth printed wiring boards 12A to 12F, respectively. A small amount protrudes upward from the first surface 27 of the printed wiring boards 12A to 12F. The protruding amount of the first to sixth protruding pieces 42A to 42F protruding from the first surface 27 is smaller than the interval between the adjacent printed wiring boards 12, and takes into account the variation in the molding of the guide 16. Thus, the length of the first to sixth printed wiring boards 12A to 12F is adjusted so as to reliably project from the first surface 27. The protruding amount by which the first to sixth protruding pieces 42A to 42F protrude from the first surface 27 is, for example, about 0.1 mm to 0.4 mm.

  The first to sixth projecting pieces 42A to 42F can be inserted into and removed from the first to sixth groove portions 31A to 31F in the insertion direction S of the card 32. The first to sixth projecting pieces 42A to 42F are in contact with the lower surface of the card 32, and can guide the card 32 from the lower side toward the first to sixth connectors 33A to 33F.

  The first to sixth projecting pieces 42A to 42F can position the first to sixth printed wiring boards 12A to 12F in the extending direction, that is, the horizontal direction. The first to sixth protruding pieces 42A to 42F extend in directions parallel to the first to sixth printed wiring boards 12A to 12F, respectively. The first to sixth projecting pieces 42A to 42F are arranged at positions inside the first to fifth contact pieces 43A to 43E.

  As shown in FIG. 2, the first contact piece 43 </ b> A is in contact with the first surface 27 of the first printed wiring board 12 </ b> A. The second contact piece 43B is in contact with the first surface 27 of the second printed wiring board 12B. The third contact piece 43D is in contact with the first surface 27 of the fourth printed wiring board 12D. The fourth contact piece 43E is in contact with the first surface 27 of the fifth printed wiring board 12E. The fifth contact piece 43F is in contact with the first surface 27 of the sixth printed wiring board 12F.

  Next, an assembling method (fixing method of the printed wiring board) of the card holder 11 according to the present embodiment will be described with reference to FIGS. As shown in FIG. 6, first, the third printed wiring board 12C is fixed to the bottom wall 15A of the base 15 with screws 48 or the like. Next, the second printed wiring board 12B is fixed to the third printed wiring board 12C using the second stacking connector 13B. Next, as shown in FIG. 2, the first printed wiring board 12A is fixed to the second printed wiring board 12B using the first stacking connector 13A. Further, the fourth printed wiring board 12D is fixed to the first printed wiring board 12A using the third stacking connector 13C. Further, the fifth printed wiring board 12E is fixed to the fourth printed wiring board 12D using the fourth stacking connector 13D. Then, the sixth printed wiring board 12F is fixed to the fifth printed wiring board 12E using the fifth stacking connector 13E. In this state, the first to sixth printed wiring boards 12A to 12F are temporarily fixed by the stacking connectors 13A to 13E.

  Then, as shown in FIG. 5, the first support member 17 </ b> A is attached to the first vertical wall 15 </ b> B of the base 15 and the first to sixth printed wiring boards 12 </ b> A to 12 </ b> F. Subsequently, as shown in FIG. 7, the second support member 17 </ b> B is attached to the second vertical wall 15 </ b> C of the base 15 and the first to sixth printed wiring boards 12 </ b> A to 12 </ b> F. As shown in FIG. 7, the mounting of the second support member 17B first brings the second support member 17B closer in the direction D0 approaching the second vertical wall 15C of the base 15 and penetrates each holding claw 23. Through the holes 21, the claw portions 24, the positioning pins 25, and the lock pieces 26 are respectively passed through the openings 22. Subsequently, the support member 17 is moved in the first direction D1 along the second side portion 52 of the first printed wiring board 12A and the fourth side portion 54 of the second printed wiring board 12B. The part 24 is hooked on the edge 29 around the through hole 21. As a result, the lock piece 26 falls to the inside of the through hole 21 and is locked.

  Similarly, the mounting of the first support member 17A is performed by bringing the first support member 17A closer in the direction D0 approaching the first vertical wall 15B of the base 15 and passing each holding claw 23 through the through-hole 21. 24, the positioning pin 25, and the lock piece 26 are passed through the openings 22 respectively. Subsequently, the first support member 17A is moved in the first direction D1 along the first side 51 of the first printed wiring board 12A and the third side 53 of the second printed wiring board 12B. Each hook 24 is hooked on an edge 29 around the through hole 21. As a result, the lock piece 26 falls to the inside of the through hole 21 and is locked. Thus, the first to sixth printed wiring boards 12 </ b> A to 12 </ b> F are in a permanently fixed state in which they are held from both sides by the holding claws 23 of the both support members 17.

  As shown in FIG. 8, the guide 16 is moved along the insertion direction S of the card 32, and the guide 16 is fixed to the base 15 and the first to sixth printed wiring boards 12A to 12F. At this time, the first to sixth protruding pieces 42A to 42F of the guide 16 enter inside the first to sixth groove portions 31A to 31F of the first to sixth printed wiring boards 12A to 12F, respectively. The first to fifth contact pieces 43A, B, D, E, and F of the guide 16 are in contact with the first surfaces 27 of the first to fifth printed wiring boards 12A to 12E, respectively. Further, a positioning rib 47 protruding from the first vertical wall 15B and the second vertical wall 15C of the base 15 is inserted into the fixing hole 46 provided in the mounting portion 38 of the guide 16, and is shown in FIG. It becomes a state. In the state shown in FIG. 1, the hook portion is fitted inside the hole portion 44 and is locked. In this state, screws are fixed to the through holes 45 of the mounting portion 38 and the screw holes 18A of the receiving piece 18 to complete the assembly process of the card holder 11.

  On the other hand, when the card holder 11 is disassembled, the guide 16 is pulled out along the insertion direction S of the card 32 with the hook portion unlocked, and the guide 16 is removed. Further, the handle 26A of the lock piece 26 of the second support member 17B is pulled up to enter the unlocked state, and the second support member 17B is moved in the second direction D2 opposite to the first direction D1. . In this manner, the engagement between the edge portion 29 and each claw portion 24 is released, and the second support member 17B is removed from the second vertical wall 15C of the base 15 and the first to sixth printed wiring boards 12A to 12F. .

  Similarly, the handle 26A of the lock piece 26 of the first support member 17A is pulled up to release the lock, and the first support member 17A is moved in the second direction D2 opposite to the first direction D1. The engagement between the edge portion 29 and each claw portion 24 is released. Thus, the second support member 17B is removed from the first vertical wall 15B of the base 15 and the first to sixth printed wiring boards 12A to 12F.

  In this state, the first to sixth printed wiring boards 12A to 12F can be removed individually, and the printed wiring board can be replaced or repaired as appropriate.

  According to the first embodiment, the card holder 11 includes a first printed wiring board 12A having a first side 51 and a second side 52 opposed to the first side 51, and the first printed wiring board 12A. The second printed wiring board 12B, the first printed wiring board 12A, and the second printed wiring board 12B, which are provided to face each other and have a third side 53 and a fourth side 54 facing the third side 53. The first stacking connector 13A that electrically connects and physically fixes them at a position between the first printed wiring board 12A and the second printed wiring board 12B extends in a direction perpendicular to the first printed wiring board 12A and the second printed wiring board 12B. In addition, a flat first support member having a first holding claw 23 </ b> A that holds the first side 51 across the first side 51 and a third holding claw 23 </ b> C that holds the third side 53 across the third side 53. 17A, The second holding claw 23B that extends in the direction orthogonal to the one printed wiring board 12A and the second printed wiring board 12B and holds the second side 52 therebetween, and the fourth side 54 A flat second support member 17B having a fourth holding claw 23D sandwiched and held therebetween.

  In the printed wiring board fixing method according to the first embodiment, the first printed wiring board 12A and the second printed wiring board 12B are connected by the stacking connector located between the first printed wiring board 12A and the second printed wiring board 12B. By sandwiching the printed wiring board 12A and the second printed wiring board 12B from both sides by two flat plate-like supporting members, the plurality of holding claws 23 provided on the two supporting members are used for the first printing. The first printed wiring board 12A and the second printed wiring board 12B are fixed while being engaged with the wiring board 12A and the second printed wiring board 12B.

  According to these configurations, the first printed wiring board 12A and the second printed wiring board 12B are held by the first support member 17A and the second support member 17B in a state of being temporarily fixed by the first stacking connector 13A. This can be fixed, and when the first support member 17A and the second support member 17B are fixed, there is no need to individually press the first printed wiring board 12A and the second printed wiring board 12B with a finger or the like. The workability at the time of fixing can be improved. Further, since the first printed wiring board 12A and the second printed wiring board 12B can be electrically connected by the first stacking connector 13A, there is no need to connect them with a flexible printed wiring board or the like. This eliminates the need for an installation space, and eliminates the need for expensive flexible printed wiring boards, thereby reducing manufacturing costs.

  In addition, the card holder 11 is in the first position 55 near the outer periphery of the first printed wiring board 12A and the second printed wiring board 12B, and the first printed wiring board 12A and the second printed wiring board 12B. And a spacer 35 that prevents the first printed wiring board 12A and the second printed wiring board 12B from approaching each other, and the first stacking connector 13A includes the first printed wiring board 13A. 12A and the 2nd printed wiring board 12B are arrange | positioned in the 2nd position 56 on the opposite side to the 1st position 55 with respect to the center part.

  If the stacking connector is arranged at the center of the printed wiring board, it becomes difficult for the operator to see the stacking connector, and workability when connecting the stacking connector is deteriorated. According to the above configuration, since the first stacking connector 13A is disposed at the second position 56 opposite to the first position 55, that is, at the outer peripheral portion, the first printed wiring board 12A and the second printed wiring board 12A Workability at the time of connecting the printed wiring board 12B with the first stacking connector 13A can be improved. In addition, when the first stacking connector 13A is arranged on the outer peripheral portion in this way, one of the first printed wiring board 12A and the second printed wiring board 12B is inclined by its own weight, and the first support member 17A and the first printed wiring board 12A There is a possibility that the second support member 17B is difficult to attach. According to the above configuration, since the spacer 35 is provided at the first position 55, the first printed wiring board 12A and the second printed wiring board 12B come close to each other, and the first support member 17A and the second printed wiring board 12B come close to each other. It is possible to prevent the support member 17B from being difficult to attach.

  Further, the card holder 11 electrically connects the third printed wiring board 12C facing the second printed wiring board 12B and a position between the second printed wiring board 12B and the third printed wiring board 12C. Second stacking connector 13B that is physically connected and physically fixed, bottom wall 15A that is fixed to third printed wiring board 12C, and extends from bottom wall 15A in a direction parallel to first support member 17A. The first vertical wall 15B that holds the first support member 17A and the second vertical wall 15C that extends from the bottom wall 15A in a direction parallel to the second support member 17B and holds the second support member 17B. And a base 15 having.

  According to this configuration, since the first support member 17A and the second support member 17B can be held by the base 15, the first to third printed wiring boards 12A to 12C can be held more firmly.

  In this case, the first vertical wall 15B has a plurality of openings 22 and edge portions 29 that define the periphery of the plurality of openings 22, and the first support member 17A has a plurality of openings 22. The claw portion 24 fits inside the first claw portion 24 by moving the first support member 17A in the first direction D1 along the first side portion 51 and the third side portion 53. By engaging with the edge 29 and moving the first support member 17A in the second direction opposite to the first direction, the first support member 17A is detached from the edge 29. According to this configuration, the first support member 17A can be easily attached and detached with one touch.

  In this case, the first support member 17A has a lock piece 26 that fits inside the opening 22, and the lock piece 26 restricts the first support member 17A from moving in the second direction D2. . According to this configuration, it is possible to prevent the first support member 17A from being arbitrarily detached from the base 15 when not intended.

  At this time, the first support member 17A has a plurality of positioning pins 25 that fit inside the plurality of openings 22, and the plurality of positioning pins 25 are provided in the first direction D1 and the second direction D2. The amount of movement of the first support member 17A is defined, and the position of the first support member 17A is determined in a direction orthogonal to the first direction D1 and the second direction D2.

  According to this configuration, the position of the first support member 17 </ b> A with respect to the base 15 can be accurately determined by the plurality of positioning pins 25.

  The first support member 17A has a positioning portion that determines the positions of the first printed wiring board 12A and the second printed wiring board 12B in the first direction D1 and the second direction D2. According to this configuration, the positioning unit can determine the positions of the first printed wiring board 12A and the second printed wiring board 12B in the first direction D1 and the second direction D2.

The card holder 11 of the present invention can be implemented with various modifications without departing from the spirit of the invention.
Hereinafter, the invention described in the scope of claims of the present application will be appended.
[1]
A first printed wiring board having a first side and a second side opposite thereto;
A second printed wiring board provided opposite to the first printed wiring board and having a third side and a fourth side facing the third side;
A first stacking connector for electrically connecting and physically fixing them at a position between the first printed wiring board and the second printed wiring board;
A first holding claw that extends in a direction perpendicular to the first printed wiring board and the second printed wiring board and holds the first side part, and the third side part. A plate-like first support member having a third holding claw for holding between,
A second holding claw that extends in a direction orthogonal to the first printed wiring board and the second printed wiring board and holds the second side part, and the fourth side part. A flat plate-like second support member having a fourth holding claw to be held between,
A printed circuit board holding module comprising:
[2]
Provided between the first printed wiring board and the second printed wiring board at a first position near the outer periphery of the first printed wiring board and the second printed wiring board; Comprising a spacer that prevents the first printed wiring board and the second printed wiring board from approaching;
The first stacking connector is disposed at a second position opposite to the first position with respect to a central portion of the first printed wiring board and the second printed wiring board. The printed wiring board holding module according to [1], characterized in that it is a feature.
[3]
A third printed wiring board facing the second printed wiring board;
A second stacking connector that electrically connects and physically fixes these at a position between the second printed wiring board and the third printed wiring board;
A bottom wall fixed to the third printed wiring board; a first vertical wall extending from the bottom wall in a direction parallel to the first support member to hold the first support member; and the bottom A base having a second vertical wall extending from a wall in a direction parallel to the second support member and holding the second support member;
The module for holding a printed wiring board according to [2], comprising:
[4]
The first vertical wall has a plurality of openings and an edge that defines the periphery of the plurality of openings.
The first support member has a claw portion that fits inside the plurality of openings, and the claw portion extends along the first side portion and the third side portion of the first support member. It is engaged with the edge by moving in the first direction, and it is disengaged from the edge by moving the first support member in the second direction opposite to the first direction. The printed wiring board holding module according to [3], wherein
[5]
The first support member has a lock piece that fits inside the opening, and the lock piece restricts movement of the first support member in the second direction. The printed circuit board holding module according to [4].
[6]
The first support member has a plurality of positioning pins that fit inside the plurality of openings, and the plurality of positioning pins support the first support in the first direction and the second direction. The holding of the printed wiring board according to [5], wherein the movement amount of the member is defined, and the position of the first support member is determined in a direction orthogonal to the first direction and the second direction. module.
[7]
The first support member includes a positioning portion that determines positions of the first printed wiring board and the second printed wiring board in the first direction and the second direction [6. ] The printed wiring board holding module according to claim 1.
[8]
After connecting a 1st printed wiring board and a 2nd printed wiring board with the stacking connector in the position between these, flat plate-like straddling between the 1st printed wiring board and the 2nd printed wiring board A plurality of holding claws provided on the two supporting members engage with the first printed wiring board and the second printed wiring board by being sandwiched from both sides by the two supporting members, and A printed wiring board fixing method, comprising fixing a printed wiring board of 1 and the second printed wiring board facing each other.

DESCRIPTION OF SYMBOLS 11 ... Card holder, 12A ... 1st printed wiring board, 12B ... 2nd printed wiring board, 12C ... 3rd printed wiring board, 13A ... 1st stacking connector, 13B ... 2nd stacking connector, 15 ... Base, 15A ... bottom wall, 15B ... first vertical wall, 15C ... second vertical wall, 17A ... first support member, 17B ... second support member, 22 ... opening, 23A ... first holding Claw, 23B ... second holding claw, 23C ... third holding claw, 23D ... fourth holding claw, 24 ... claw part, 25 ... positioning pin, 26 ... lock piece, 29 ... edge, 35 ... spacer, 51 ... first side, 52 ... second side, 53 ... third side, 54 ... fourth side, 55 ... first position, 56 ... second position, D1 ... first Direction, D2 ... second direction, D3 ... height direction

Claims (7)

A first printed wiring board having a first side and a second side opposite thereto;
A second printed wiring board provided opposite to the first printed wiring board and having a third side and a fourth side facing the third side;
A first stacking connector for electrically connecting and physically fixing them at a position between the first printed wiring board and the second printed wiring board;
A first holding claw that extends in a direction perpendicular to the first printed wiring board and the second printed wiring board and holds the first side part, and the third side part. A plate-like first support member having a third holding claw for holding between,
A second holding claw that extends in a direction orthogonal to the first printed wiring board and the second printed wiring board and holds the second side part, and the fourth side part. A flat plate-like second support member having a fourth holding claw to be held between,
A third printed wiring board facing the second printed wiring board;
A second stacking connector that electrically connects and physically fixes these at a position between the second printed wiring board and the third printed wiring board;
A bottom wall fixed to the third printed wiring board; a first vertical wall extending from the bottom wall in a direction parallel to the first support member to hold the first support member; and the bottom A base having a second vertical wall extending from a wall in a direction parallel to the second support member and holding the second support member;
A printed wiring board holding module comprising: Provided between the first printed wiring board and the second printed wiring board at a first position near the outer periphery of the first printed wiring board and the second printed wiring board; Comprising a spacer that prevents the first printed wiring board and the second printed wiring board from approaching;
The first stacking connector is disposed at a second position opposite to the first position with respect to a central portion of the first printed wiring board and the second printed wiring board. The printed wiring board holding module according to claim 1, wherein: The first vertical wall has a plurality of openings and an edge that defines the periphery of the plurality of openings.
The first support member has a claw portion that fits inside the plurality of openings, and the claw portion extends along the first side portion and the third side portion of the first support member. It is engaged with the edge by moving in the first direction, and it is disengaged from the edge by moving the first support member in the second direction opposite to the first direction. The printed wiring board holding module according to claim 1 . The first support member has a lock piece that fits inside the opening, and the lock piece restricts movement of the first support member in the second direction. The printed wiring board holding module according to claim 3 . The first support member has a plurality of positioning pins that fit inside the plurality of openings, and the plurality of positioning pins support the first support in the first direction and the second direction. The holding of the printed wiring board according to claim 4 , wherein a position of the first support member is determined in a direction orthogonal to the first direction and the second direction while defining a movement amount of the member. module. The first support member includes a positioning portion that determines positions of the first printed wiring board and the second printed wiring board in the first direction and the second direction. retention module printed wiring board according to 5. A first printed wiring board having a first side and a second side opposite thereto;
A second printed wiring board provided opposite to the first printed wiring board and having a third side and a fourth side facing the third side;
A first stacking connector for electrically connecting and physically fixing them at a position between the first printed wiring board and the second printed wiring board;
A first holding claw that extends in a direction perpendicular to the first printed wiring board and the second printed wiring board and holds the first side part, and the third side part. A plate-like first support member having a third holding claw for holding between,
A second holding claw that extends in a direction orthogonal to the first printed wiring board and the second printed wiring board and holds the second side part, and the fourth side part. A flat plate-like second support member having a fourth holding claw to be held between,
A third printed wiring board facing the second printed wiring board;
A second stacking connector that electrically connects and physically fixes these at a position between the second printed wiring board and the third printed wiring board;
A bottom wall fixed to the third printed wiring board; a first vertical wall extending from the bottom wall in a direction parallel to the first support member to hold the first support member; and the bottom A base having a second vertical wall extending from a wall in a direction parallel to the second support member and holding the second support member;
The apparatus characterized by comprising.

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