JP2016208700A - Actuator device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an actuator device having a more superior assembling efficiency.SOLUTION: An actuator device 11 comprises: an electromagnetic clutch 25; a housing member 30 housing the electromagnetic clutch 25; and a circuit board 33 housed in the housing member 30 with the electromagnetic clutch 25. The actuator device 11 further comprises a bus bar 70 as a conductive member embedded in the housing member 30 (a second housing member 36) having a first connection end part 71 and a second connection end part 72 projecting to a clutch housing chamber 42 and a substrate housing chamber 64. The bus bar 70 is constructed so that each of the first connection end part 71 and second connection end part 72 is projected to a position where the connection end parts are electrically connectable to a connection part 73 of the electromagnetic clutch 25 and a connection part 74 of the circuit board 33, which are assembled to the housing member 30.SELECTED DRAWING: Figure 7

Description

  The present invention relates to an actuator device.

  2. Description of the Related Art Conventionally, some actuator devices using a motor as a drive source include an electromagnetic clutch capable of connecting and disconnecting (connecting and disconnecting) the motor torque transmission path. Some of such actuator devices include a circuit board that is housed in a housing member together with the electromagnetic clutch. For example, in the actuator device described in Patent Document 1, the electromagnetic clutch is electrically connected to the circuit board via a wire harness. The operation is controlled based on the driving power supplied through the circuit board.

Japanese Patent No. 4760204

  However, in the configuration using the wire harness as in the above prior art, complicated work processes such as wiring and connection of connectors are required. And since this is one factor that hinders the efficiency of assembly work, there is still room for improvement in this respect.

  The present invention has been made to solve the above-described problems, and an object of the present invention is to provide an actuator device that is more excellent in assembling.

  An actuator device that solves the above problems includes a motor serving as a drive source, an electromagnetic clutch capable of connecting and disconnecting a torque transmission path of the motor, a housing member that houses the electromagnetic clutch, and the electromagnetic clutch in the housing member. A circuit board to be accommodated, and a conductive member embedded in the accommodation member having a first connection end and a second connection end projecting into the accommodation chamber of the electromagnetic clutch and the circuit board, The first connection end portion protrudes to a position where it can be electrically connected to the connection portion of the electromagnetic clutch assembled to the housing member, and the second connection end portion of the circuit board assembled to the housing member It is preferable to protrude to a position where it can be electrically connected to the connecting portion.

  According to the above configuration, by assembling the electromagnetic clutch and the circuit board to the housing member, both can be electrically connected via the conductive member embedded in the housing member. And thereby, the working efficiency can be improved.

  In the actuator device that solves the above-described problem, the conductive member is disposed such that the first connection end protrudes from an engagement recess formed in the housing member, and the electromagnetic clutch includes the first connection member. It is preferable that an engagement protrusion that has the connection portion with respect to the connection end portion and engages with the engagement recess is provided.

  According to the said structure, it becomes possible to perform positioning of an electromagnetic clutch, and the electrical connection with respect to an electrically-conductive member in one process of assembling an electromagnetic clutch to the accommodating member. And thereby, the working efficiency can be improved.

  In the actuator device that solves the above-described problem, a pair of the engagement portions of the electromagnetic clutch are elastically sandwiched by the engagement protrusions engaging with the engagement recesses. A connection terminal having a connection piece is preferably provided.

  According to the said structure, the electrical connection state between the electromagnetic clutch and a electrically-conductive member can be established easily and reliably. And thereby, the work efficiency can be improved, ensuring high reliability.

  In the actuator device that solves the above-described problem, the engagement protrusion is provided at an end portion in the axial direction of a winding winding member that constitutes an electromagnet of the electromagnetic clutch, and is wound around the winding winding member. It is preferable that a groove portion in which a terminal portion of the winding is routed is formed on the surface of the engaging projection facing the turned winding side.

According to the above configuration, the winding can be efficiently wound around the winding winding member.
In the actuator device that solves the above-described problem, the circuit board has a center line extending along a radial direction of an output shaft that is rotated by a motor drive, and the second connection at two positions that are symmetrical with respect to the center line. It is preferable to have the said connection part with respect to an edge part.

  That is, for example, in an actuator device installed at a symmetrical position such as a door of a vehicle, two types of accommodating members having a mirror image symmetrical shape are used according to the left and right of the installed position. There are many. However, according to the above configuration, the circuit board can be used as a common component in the left and right actuator devices by properly using the connecting portions provided at two positions that are symmetrical with respect to the center line. And thereby, the manufacturing cost can be reduced by reducing the number of parts.

  An actuator device that solves the above problem includes a magnet that rotates integrally with the output shaft, and a rotation sensor that has a pair of magnetic detection elements arranged side by side in the rotation direction of the magnet, and the center line. Even when the second connection end is connected to any of the connection portions provided at two positions that are symmetrical with respect to each other, the intermediate line of the magnetic detection elements is the axis of the output shaft. Preferably it is configured to pass through.

  According to the above configuration, the symmetry of the rotation sensor can be ensured even when the circuit board is a common component in the left and right actuator devices. As a result, the number of parts can be reduced while maintaining high detection accuracy.

  In the actuator device that solves the above-described problem, it is preferable that the circuit board has a sensor connection portion to which a connection terminal of the rotation sensor is connected at two positions that are symmetrical with respect to the center line.

  According to the above configuration, the circuit board is shared by the left and right actuator devices while ensuring the symmetry of the rotation sensor by properly using the sensor connection portions provided at two positions that are symmetrical with respect to the center line. It can be. And by reducing the number of parts by this, the manufacturing cost can be reduced.

  According to the present invention, work efficiency can be improved.

The schematic block diagram of a power slide door apparatus. The perspective view of an actuator apparatus. The top view of an actuator apparatus. The side view of an actuator apparatus. The side view of an actuator apparatus. Sectional drawing of an actuator apparatus (VI-VI cross section in FIG. 4). The figure which shows the electromagnet and circuit board which were assembled | attached to the 2nd accommodating member (right door side). The perspective view of the electromagnet assembled | attached to a 2nd accommodating member and the said 2nd accommodating member. The perspective view of the electromagnet assembled | attached to a 2nd accommodating member and the said 2nd accommodating member. The perspective view which shows the 1st connection edge part of the bus-bar which protrudes in the clutch accommodating chamber from the engaging recessed part provided in the 2nd accommodating member, and the said engaging recessed part. The perspective view which shows the engaging protrusion provided in the electromagnet, and the connection part by the side of the electromagnet formed in the said engaging protrusion. Sectional drawing which shows the terminal part of the electromagnetic coil pulled out to the radial direction outer side of an insulator via the groove part formed in the engagement protrusion (XII-XII cross section in FIG. 7). Sectional drawing which shows the connection structure of the 1st connection end part of a bus bar, and the connection part by the side of an electromagnet (XIII-XIII cross section in FIG. 7). The figure (left door side) which shows the electromagnet and circuit board which were assembled | attached to the 2nd accommodating member.

Hereinafter, an embodiment of an actuator device applied to a power slide door device will be described with reference to the drawings.
As shown in FIG. 1, a sliding door 1 as an opening / closing body provided in a vehicle is configured to open and close an opening (not shown) provided on a side surface of the vehicle body by moving in the vehicle front-rear direction. ing. Specifically, the sliding door 1 is moved to the front side of the vehicle (left side in the figure) to close the opening of the body and moved to the rear side of the vehicle (right side in the figure). By doing so, it will be in the open state which can be boarded / alighted through the opening part. The slide door 1 is provided with a handle device 3 that is operated to open and close the slide door 1.

  More specifically, the slide door 1 is provided with a front lock 5a and a rear lock 5b (fully closed lock) for restraining the slide door 1 in the fully closed position. The slide door 1 is provided with a fully open lock 5c for restraining the slide door 1 in the fully open position. Each lock mechanism (latch mechanism) 5 is mechanically coupled to the handle device 3 via a transmission member such as a wire extending from the remote controller 6.

  That is, the operation input to the handle device 3 is transmitted to each lock mechanism 5 based on the operation of the operation portion (outer handle and inner handle) 3a provided on the exterior surface and interior surface of the slide door 1. Then, by releasing the restraint of the slide door 1 based on the operation force, the slide door 1 in the fully closed position is moved in the opening direction or the slide door 1 in the fully opened position is moved in the closing direction. It is allowed.

  Further, this vehicle is provided with a power slide door device 20 having an actuator device 11 having a motor 10 as a drive source and capable of opening and closing the slide door 1.

  More specifically, in the present embodiment, the motor 10 of the actuator device 11 rotates based on the driving power supplied by the control device 21. That is, the operation of the actuator device 11 is controlled through the supply of drive power executed by the control device 21. The actuator device 11 also includes a speed reduction mechanism 22 that decelerates and outputs the rotation of the motor 10. And the power slide door apparatus 20 of this embodiment opens and closes the said slide door 1 by transmitting rotation of the motor 10 decelerated by the deceleration mechanism 22 to the drive part (not shown) of the slide door 1. It is possible.

  More specifically, in the present embodiment, an operating position sensor 23 that detects an operating position (opening / closing position) Px of the slide door 1 is connected to the control device 21. Further, the control device 21 is operated by the opening / closing operation switch 24 provided in the handle device 3, the portable device (remote control key), or the vehicle interior, so that the sliding door 1 is opened / closed by driving the motor. The operation request signal Sq for requesting is input. Then, the control device 21 controls the operation of the actuator device 11 to open / close (or stop) the slide door 1 based on the input of the operation request signal Sq and the operation position Px of the slide door 1. It has become.

  Further, the actuator device 11 of the present embodiment includes an electromagnetic clutch 25 capable of connecting and disconnecting (connecting and disconnecting) the torque transmission path of the motor 10 that is the drive source. In this embodiment, the operation of the electromagnetic clutch 25 is also controlled by the control device 21. For example, when the slide door 1 is manually opened and closed, the control device 21 controls the electromagnetic clutch 25 to be in an open state. And in this embodiment, by this, the torque transmission path | route of the motor 10 is interrupted | blocked (cut | disconnected), and it is comprised so that the sliding door 1 can operate | move smoothly also at the time of manual operation.

(Actuator device)
Next, the configuration of the actuator device in the present embodiment will be described.
As shown in FIGS. 2 to 5, the actuator device 11 of this embodiment includes a housing member 30 that houses the speed reduction mechanism 22 and the electromagnetic clutch 25. Specifically, as shown in FIGS. 4 and 6, the housing member 30 includes a cylindrical portion 31 having a flat and substantially cylindrical outer shape, and the speed reduction mechanism 22 and the electromagnetic clutch 25 include the cylindrical portion. 31. The housing member 30 includes a square box portion 32 having a flat, substantially box-like outer shape extending radially outward on the side of the cylindrical portion 31 (on the right side in FIG. 4). And in this square box part 32, the circuit board 33 in which the electronic control circuit (refer FIG. 1) which comprises the said control apparatus 21, the operation | movement position sensor 23, etc. was mounted is accommodated.

  More specifically, as shown in FIGS. 2, 3, and 5 to 7, the housing member 30 of the present embodiment has a cylindrical portion 31 and a rectangular box portion 32 arranged in the thickness direction (up and down in FIGS. 3 and 5). It is formed by assembling the first housing member 35 and the second housing member 36 which are formed in the form of being divided in the direction). In the present embodiment, the first housing member 35 and the second housing member 36 are made of resin. As shown in FIG. 6, in the present embodiment, the divided cylindrical portion 31 has a gear housing chamber 37 for housing the speed reduction mechanism 22 on the first housing member 35 side.

  Specifically, as shown in FIGS. 2 and 4, in the actuator device 11 of the present embodiment, the motor 10 has a mode in which the motor shaft 38 is inserted into the gear housing chamber 37 from the side of the cylindrical portion 31. It is assembled to the housing member 30. The motor yoke 39 is held on the side of the housing member 30 in a manner substantially parallel to the rectangular box portion 32.

  In the present embodiment, the worm gear 40 is fixed to the motor shaft 38 inserted into the gear housing chamber 37. That is, a well-known worm and wheel is employed for the speed reduction mechanism 22 of the present embodiment. As shown in FIG. 6, a wheel gear (worm wheel) 41 that meshes with the worm gear 40 is rotatably accommodated in the gear accommodating chamber 37.

  More specifically, in this embodiment, the second housing member 36 side of the cylindrical portion 31 is a clutch housing chamber 42 for housing the electromagnetic clutch 25. An output shaft 43 is provided in the cylindrical portion 31 so as to straddle between the clutch housing chamber 42 and the gear housing chamber 37. The electromagnetic clutch 25 according to the present embodiment is interposed between the output shaft 43 and the wheel gear 41 serving as the reduction gear, so that the torque transmission path of the motor 10 is connected or disconnected based on the operation ( Connection and disconnection).

  Specifically, a through hole 45 communicating with the inside of the cylindrical portion 31 is provided in the bottom wall portion 44 of the first housing member 35. The output shaft 43 is provided on the bearing 46 a provided on the bottom wall portion 44 of the first housing member 35 and the bottom wall portion 47 of the second housing member 36 with the tip 43 a protruding from the through hole 45. The bearing 46b is rotatably supported.

  Further, the wheel gear 41 of the present embodiment is made of resin. Further, the wheel gear 41 is provided with an annular slide bearing 48 at the central portion serving as the center of rotation. The wheel gear 41 is rotatably supported by inserting the output shaft 43 through the sliding bearing 48.

  On the other hand, the electromagnetic clutch 25 of the present embodiment is supported by the wheel gear 41 so as to be movable in the axial direction and rotates integrally with the wheel gear 41 and the armature 50 by being fixed to the output shaft 43. On the other hand, a rotor 51 arranged coaxially in a state of being relatively rotatable is provided.

  The armature 50 of this embodiment has a substantially disk-shaped outer shape having a circular hole 52 in the center. The armature 50 is made of an iron-based magnetic material. The armature 50 is arranged coaxially with the wheel gear 41 by inserting the output shaft 43 into the circular hole 52.

  The armature 50 has a plurality of through-holes 53 formed side by side in the circumferential direction so as to surround the circular hole 52. Further, the wheel gear 41 is provided with a plurality of support protrusions 54 that are inserted into the respective through holes 53 of the armature 50 by extending in the axial direction along the output shaft 43 serving as a rotation axis thereof. Yes. The armature 50 is supported by these support protrusions 54 so as to rotate integrally with the wheel gear 41 as a drive member and move in the axial direction thereof.

  In the present embodiment, like the armature 50, the rotor 51 is also formed of an iron-based magnetic material. An electromagnetic coil 55 is provided in the clutch housing chamber 42 at an axial position that sandwiches the rotor 51 with the armature 50. A yoke 57 surrounding the periphery of the electromagnetic coil 55 is provided in the clutch housing chamber 42.

  Specifically, the yoke 57 of the present embodiment has a substantially annular outer shape and is made of an iron-based magnetic material. The yoke 57 has an annular groove 58 that opens to the rotor 51 side. Note that the yoke 57 of the present embodiment rotates around the output shaft 43 serving as the rotation center of the armature 50 and the rotor 51 by fastening the bottom portion 57a to the bottom wall portion 47 of the second housing member 36. Is regulated. Further, an insulator (bobbin) 59 made of resin is accommodated in the annular groove 58 having a substantially U-shaped cross section. The electromagnetic coil 55 is held in the annular groove 58 of the yoke 57 while being wound around the insulator 59.

  That is, by energizing the electromagnetic coil 55 wound around the insulator (bobbin) 59, a magnetic circuit is formed in the yoke 57 and the rotor 51 disposed in the vicinity of the electromagnetic coil 55. That is, the electromagnetic clutch 25 according to the present embodiment includes the electromagnet 60 capable of generating a magnetic attractive force that moves the armature 50 toward the rotor 51 in the axial direction. Then, the armature 50 and the rotor 51 are brought into pressure contact with each other based on the electromagnetic attractive force, so that torque can be transmitted between the wheel gear 41 that rotates integrally with the armature 50 and the output shaft 43 that rotates integrally with the rotor 51. It is the structure connected to.

  Further, the magnetic attractive force of the electromagnet 60 disappears when the energization of the electromagnetic coil 55 is stopped. And the electromagnetic clutch 25 of this embodiment can interrupt | block the torque transmission path | route of the motor 10 which is the drive source by this, when the armature 50 and the rotor 51 will be in the open state which can rotate relatively. It has become.

  Further, as shown in FIGS. 6 and 7, in the present embodiment, a magnet 61 is fixed to the outer periphery of the rotor 51. Further, a pair of magnetic detection elements (hall elements) 62 are provided in the housing member 30 at positions facing the magnets 61. Specifically, these magnetic detection elements 62 are arranged on the outer side in the radial direction of the rotor 51, at the boundary position between the clutch housing chamber 42 and the substrate housing chamber 64, at the axial position facing the magnet 61. Further, these magnetic detection elements 62 are arranged side by side in the rotation direction of the rotor 51 that holds the magnet 61. In this embodiment, a rotation sensor 63 capable of detecting the rotation of the output shaft 43 to which the rotor 51 is fixed is formed on the basis of the output signals of these magnetic detection elements 62.

  In the present embodiment, the operation position sensor 23 (see FIG. 1) counts the rotation of the output shaft 43 detected by the rotation sensor 63. And based on the count number, it has composition which detects operation position Px of slide door 1.

(Electric connection structure between electromagnetic clutch and circuit board)
Next, an electrical connection structure between the electromagnetic clutch 25 (electromagnet 60) and the circuit board 33 in the actuator device 11 of the present embodiment will be described.

  As shown in FIGS. 7 to 9, the actuator device 11 according to the present embodiment is provided between the electromagnet 60 of the electromagnetic clutch 25 housed in the clutch housing chamber 42 and the circuit board 33 housed in the substrate housing chamber 64. The bus bar 70 is provided as a conductive member for connecting the two.

  More specifically, the actuator device 11 of the present embodiment includes two bus bars 70 (70a, 70b) that connect both terminal portions (55a, 55b) of the electromagnetic coil 55 constituting the electromagnet 60 to the circuit board 33. I have. In this embodiment, these bus bars 70 are formed by bending a metal plate. In the actuator device 11 of the present embodiment, these bus bars 70 are embedded in the second housing member 36 by insert molding. Specifically, each of the bus bars 70 has a first connection end 71 projecting into the clutch housing chamber 42 and a second connection end 72 projecting into the substrate housing chamber 64. 2 It is embedded in the housing member 36. Further, the electromagnet 60 is provided with a connection portion 73 for the first connection end 71 of each bus bar 70, and the circuit board 33 is provided with a connection portion 74 for the second connection end 72 of each bus bar 70. Yes. In the actuator device 11 of this embodiment, the electromagnet 60 and the circuit board 33 are assembled to the second housing member 36, so that the connection portions 73 and 74 project into the clutch housing chamber 42. The first connecting end 71 and the second connecting end 72 projecting into the substrate housing chamber 64 are arranged at positions where they can be electrically connected.

  More specifically, as shown in FIGS. 8 and 10, in the actuator device 11 of the present embodiment, the side wall portion 36 a of the second housing member 36 that constitutes the inner wall surface 42 s of the clutch housing chamber 42 has a second side. An engaging recess 75 having an opening 75a is formed in the opening direction of the housing member 36 (upper side in each figure). And each bus bar 70 of this embodiment is comprised so that the 1st connection edge part 71 may protrude in this engagement recessed part 75 via the side wall part 36a of the 2nd accommodating member 36, respectively. .

  Further, as shown in FIGS. 9 and 11, the electromagnet 60 of the present embodiment is formed with an engaging protrusion 76 that engages with the engaging recess 75. A connection portion 73 on the electromagnet 60 (electromagnetic clutch 25) side with respect to the first connection end portion 71 of each bus bar 70 is formed in the engagement protrusion 76.

  As shown in FIG. 12, in the electromagnet 60 of this embodiment, an insulator 59 as a winding winding member includes a substantially cylindrical main body 59a around which an electromagnetic coil 55 serving as a winding is wound, and the main body. And substantially disc-shaped flange portions 59b and 59c extending radially outward from both axial ends of 59a. The engaging protrusion 76 of this embodiment is formed integrally with one of the flange portions 59b and 59c, specifically, the flange portion 59b disposed on the bottom 57a side of the yoke 57.

  Specifically, as shown in FIGS. 9 and 11, the engagement protrusion 76 of the present embodiment has a radial direction from the axial end of the insulator 59 (the main body 59 a) where the flange 59 b is formed. It protrudes outward. As shown in FIGS. 11 and 12, in the present embodiment, a pair of radially extending surfaces 76s of the engaging protrusion 76 facing the electromagnetic coil 55 wound around the main body 59a of the insulator 59 is provided. The groove portion 77 is formed. Then, both terminal portions 55a and 55b of the electromagnetic coil 55 are configured to be routed in the respective groove portions 77.

  Further, as shown in FIGS. 11 and 13, the engagement protrusion 76 of the present embodiment has a pair of connection terminals 80 (80 a) electrically connected to both terminal portions 55 a and 55 b of the electromagnetic coil 55. , 80b). Further, each of the connection terminals 80 is connected to the first connection end 71 of each bus bar 70 protruding into the engagement recess 75 by engaging the engagement protrusion 76 with the engagement recess 75. It is comprised so that it may contact. In the present embodiment, the connection portion 73 on the electromagnet 60 side with respect to the first connection end portion 71 of each bus bar 70 is thereby formed in the engagement protrusion 76.

  More specifically, as shown in FIG. 11, in the electromagnet 60 of the present embodiment, each connection terminal 80 (80a, 80b) has the groove 77 formed on the surface 76s of the engagement protrusion 76, respectively. The terminal holding | maintenance part 81 holding each terminal part 55a, 55b of the electromagnetic coil 55 pulled out to the radial direction outer side of the insulator 59 via is provided. Each connection terminal 80 includes a pair of connection pieces 82 that have a curved substantially plate-like outer shape and are juxtaposed in such a manner that their tops face each other. In the present embodiment, these connection terminals 80 are formed by bending a metal plate. Then, based on the bent shape, an elastic force is generated such that the terminal holding portions 81 hold the terminal portions 55a and 55b of the electromagnetic coil 55, and the connecting pieces 82 press the tops of each other. It is configured to do.

  As shown in FIG. 8 and FIG. 9, the electromagnet 60 of the present embodiment has an armature 50 that forms the electromagnetic clutch 25 together with the opening direction of the clutch housing chamber 42 formed by the second housing member 36, that is, the electromagnet 60. The rotor 51 is assembled from the axial direction (see FIG. 6, upper side in the figure). In addition, as shown in FIG. 10, the first connection end 71 of each bus bar 70 is in the circumferential direction in the engagement recess 75 provided in the side wall 36 a of the second housing member 36. It is juxtaposed in a state facing toward. Furthermore, as shown in FIG. 11, in the engaging projection 76 inserted into the engaging recess 75, each connection terminal 80 constituting the connection portion 73 on the electromagnet 60 side is connected to both the connection pieces 82. Is provided in such a manner as to protrude in a direction in which the engagement protrusion 76 is engaged with the engagement recess 75 (lower side in FIG. 11). As shown in FIG. 13, in the electromagnet 60 of the present embodiment, each of the connection terminals 80 is obtained by sandwiching the first connection end 71 of each bus bar 70 between the connection pieces 82. The terminal portions 55 a and 55 b of the electromagnetic coil 55 held by the terminal holding portion 81 and the first connection end portion 71 of each bus bar 70 are electrically connected.

  On the other hand, as shown in FIGS. 8 and 9, the second connection end 72 of each bus bar 70 extends from the bottom wall 47 of the second storage member 36 that forms the substrate storage chamber 64 to the second storage member 36. It is comprised so that it may protrude toward the opening direction. Further, the circuit board 33 of the present embodiment is also assembled from the opening direction with respect to the board housing chamber 64 formed by the second housing member 36, similarly to the electromagnet 60. And in the circuit board 33 of this embodiment, as shown in FIG. 7, the connection part 74 with respect to the 2nd connection end part 72 of each bus-bar 70 makes the circuit board 33 thickness direction (refer FIG. 6, the same figure, It has a hole shape penetrating in the vertical direction.

  That is, in the actuator device 11 of the present embodiment, the second connection end 72 of each bus bar 70 constitutes the connection portion 74 on the circuit board 33 side when the circuit board 33 is assembled to the second housing member 36. It is inserted into the through hole. And the structure by which the electrical connection between the said circuit board 33 (electronic circuit formed in) is established by soldering with respect to the circuit part (not shown) laid in the periphery of the through-hole It has become.

  Here, as shown in FIG. 7, in the actuator device 11 of the present embodiment, the rotation sensor 63 is held by the intermediate line L <b> 1 of the two magnetic detection elements 62 and the magnet 61 facing the two magnetic detection elements 62. It arrange | positions so that the shaft center N of the output shaft 43 (refer FIG. 6) used as the rotation center of the made rotor 51 may be passed. Further, the circuit board 33 of the present embodiment has a center line L <b> 2 that extends in the opposing direction (the left-right direction in FIG. 7) between the rotation sensor 63 and the magnet 61, that is, in the radial direction of the output shaft 43. . In the present embodiment, the center line L2 bisects the short side of the circuit board 33 having a substantially rectangular plate shape. And the circuit board 33 of this embodiment is connected to the second connection end portion 72 of each bus bar 70 and the rotation sensor at two positions that are symmetrical with respect to the center line L2. The sensor connection part 87 (87a, 87b) to which 63 connection terminals 63a are connected is provided.

  That is, as shown in FIG. 7 and FIG. 14, the actuator device 11 of the present embodiment has two types of mirror image symmetrical shapes depending on whether the slide door 1 to be installed is a right door or a left door. The housing member 30 (second housing member 36) is used. However, by properly using the connection portions 74 (74a, 74b) and the sensor connection portions 87 (87a, 87b) provided at two positions that are symmetrical with respect to the center line L2, the actuator device for the circuit board 33 is provided. 11 can be a common component regardless of whether the slide door 1 to be installed is a right door or a left door.

  Specifically, when the actuator device 11 is installed on the slide door 1 on the right side of the vehicle, the second housing member 36 has a shape as shown in FIG. In this case, the second connection end portion 72 of each bus bar 70 is the first connection portion of the two connection portions 74 a and 74 b provided on the circuit board 33 corresponding to the second connection end portion 72. Connected to 74a. The connection terminal 63a of the rotation sensor 63 is also connected to the first sensor connection part 87a out of the two sensor connection parts 87a and 87b provided on the circuit board 33 corresponding to the connection terminal 63a. It is configured to be connected.

  On the other hand, when the actuator device 11 is installed on the slide door 1 on the left side of the vehicle, the second housing member 36 has a shape as shown in FIG. In this case, the second connection end 72 of each bus bar 70 is the second connection portion of the two connection portions 74 a and 74 b provided on the circuit board 33 corresponding to the second connection end 72. Connected to 74b. The connection terminal 63a of the rotation sensor 63 is also connected to the second sensor connection portion 87b among the two sensor connection portions 87a and 87b provided on the circuit board 33 corresponding to the connection terminal 63a. It is configured to be connected.

  That is, the actuator device 11 according to the present embodiment has each bus bar 70 with respect to any of the first and second connection portions 74a and 74b provided at two positions symmetrical with respect to the center line L2 of the circuit board 33. Even when the second connection end 72 is connected, the intermediate line L1 of both the magnetic detection elements 62 is configured to pass through the axis N of the output shaft 43. Thus, by ensuring the symmetry of the rotation sensor 63, the circuit board 33 can be used as a common component regardless of the left and right sides of the slide door 1 to be installed.

As described above, according to the present embodiment, the following effects can be obtained.
(1) The actuator device 11 includes an electromagnetic clutch 25, a housing member 30 that houses the electromagnetic clutch 25, and a circuit board 33 that is housed in the housing member 30 together with the electromagnetic clutch 25. The actuator device 11 has a first connection end 71 and a second connection end 72 protruding into the clutch storage chamber 42 and the substrate storage chamber 64 and is embedded in the storage member 30 (second storage member 36). A bus bar 70 is provided as a conductive member. In the bus bar 70, the first connection end 71 and the second connection end 72 are electrically connected to the connection 73 of the electromagnetic clutch 25 and the connection 74 of the circuit board 33 assembled to the housing member 30, respectively. It is configured to project to a position where it can be connected.

  According to the above configuration, by assembling the electromagnetic clutch 25 and the circuit board 33 to the housing member 30, both can be electrically connected via the bus bar 70 embedded in the housing member 30. And thereby, the working efficiency can be improved. Further, by embedding the bus bar 70, interference with other members can be avoided. And thereby, high reliability can be ensured.

  (2) The bus bar 70 is arranged so that the first connection end 71 protrudes from the engagement recess 75 formed in the housing member 30. And the electromagnet 60 which comprises the electromagnetic clutch 25 is provided with the engaging protrusion 76 which has the connection part 73 with respect to the 1st connection end part 71 of the bus-bar 70, and engages with the engagement recessed part 75. As shown in FIG.

  According to the above configuration, the positioning of the electromagnetic clutch 25 (electromagnet 60) and the electrical connection to the bus bar 70 can be performed in one step of assembling the electromagnetic clutch 25 to the housing member 30 (second housing member 36). Become. And thereby, the working efficiency can be improved.

  (3) A pair of resiliently sandwiching the first connection end 71 of the bus bar 70 by engaging the engagement protrusion 76 with the engagement recess 75 in the connection 73 of the electromagnetic clutch 25 (electromagnet 60). The connection terminal 80 having the connection piece 82 is provided.

  According to the said structure, the electrical connection state between the electromagnetic clutch 25 and the bus-bar 70 can be established easily and reliably. And thereby, the work efficiency can be improved, ensuring high reliability.

  (4) The electromagnetic clutch 25 is supported by a wheel gear 41 that is rotated by driving a motor, rotates integrally with the wheel gear 41, and is provided so as to be movable in the axial direction. The electromagnetic clutch 25 rotates relative to the armature 50. And a rotor 51 that is coaxially arranged. Further, the electromagnet 60 presses the armature 50 and the rotor 51 based on the electromagnetic attraction force, thereby connecting the armature 50 and the rotor 51 so that torque can be transmitted. Further, the engaging recess 75 is formed in the side wall portion 36 a of the second housing member 36 constituting the inner wall surface 42 s of the clutch housing chamber 42, and has openings in the axial direction of the armature 50 and the rotor 51. The engaging protrusion 76 of the electromagnet 60 is configured to protrude outward in the radial direction of the armature 50 and the rotor 51.

  According to the above configuration, the engagement protrusion 76 can be engaged with the engagement recess 75 by assembling the electromagnet 60 along the axial direction of the armature 50 and the rotor 51. Further, the electromagnet 60 can be prevented from rotating based on the engagement relationship between the engagement protrusion 76 and the engagement recess 75. In other words, this restricts the rotation of the electromagnet 60 around the output shaft 43 serving as the rotation center of the armature 50 and the rotor 51, thereby facilitating the fixing (fastening) operation of the electromagnet 60 with respect to the second housing member 36. be able to. And thereby, the working efficiency can be improved.

(5) Each connection piece 82 of the connection terminal 80 is configured such that its tip protrudes in a direction in which the engagement protrusion 76 is engaged with the engagement recess 75.
According to the above configuration, the first connection end 71 of the bus bar 70 can be inserted between the connection pieces 82 only by engaging the engagement protrusion 76 with the engagement recess 75. And thereby, the working efficiency can be improved.

  (6) The circuit board 33 has a center line L2 extending along the radial direction of the output shaft 43, and is connected to the second connection end 72 of the bus bar 70 at two positions that are symmetrical with respect to the center line L2. 74 (74a, 74b).

  That is, in the actuator device 11 provided in the slide door 1 of the vehicle, generally, two types of housing members 30 having a mirror image symmetrical shape depending on whether the installed slide door 1 is a right door or a left door. (Second housing member 36) is used. However, according to the above-described configuration, the actuator device 11 is installed on the circuit board 33 by properly using the connection portions 74 (74a, 74b) provided at two positions that are symmetrical with respect to the center line L2. Regardless of whether the sliding door 1 is a right door or a left door, it can be a common part. And by reducing the number of parts by this, the manufacturing cost can be reduced.

  (7) The actuator device 11 includes a magnet 61 that rotates integrally with the output shaft 43, and a rotation sensor 63 that has a pair of magnetic detection elements 62 arranged side by side in the rotation direction of the magnet 61. The actuator device 11 has the second connection end portion 72 of the bus bar 70 connected to any of the connection portions 74 (74a, 74b) provided at two positions that are symmetric with respect to the center line L2. Even in this case, the intermediate line L1 of the two magnetic detection elements 62 constituting the rotation sensor 63 is configured to pass through the axis N of the output shaft 43.

  According to the above configuration, the symmetry of the rotation sensor 63 can be ensured even when the circuit board 33 is a common component in the left and right actuator devices 11. As a result, the number of parts can be reduced while maintaining high detection accuracy.

(8) The circuit board 33 has sensor connection portions 87 (87a, 87b) to which the connection terminals 63a of the rotation sensor 63 are connected at two positions that are symmetrical with respect to the center line L2.
According to the above configuration, by using the sensor connection portions 87 (87a, 87b) provided at two positions that are symmetric with respect to the center line L2, the left and right sides of the rotation sensor 63 are secured while ensuring the symmetry. The circuit board 33 can be a common component in the actuator device 11. And thereby, the manufacturing cost can be reduced by reducing the number of parts.

  (9) The engaging projection 76 on the electromagnet 60 side is formed integrally with a flange portion 59b provided at the axial end of the insulator 59 around which the electromagnetic coil 55 is wound. A pair of grooves 77 extending in the radial direction is formed on the surface 76 s of the engaging projection 76 facing the electromagnetic coil 55 wound around the main body 59 a of the insulator 59. Then, both terminal portions 55 a and 55 b of the electromagnetic coil 55 are routed in the respective groove portions 77. Thereby, the electromagnetic coil 55 can be efficiently wound around the main body 59 a of the insulator 59.

  (10) The bus bar 70 is arranged such that the first connection end 71 protrudes into the clutch housing chamber 42 through the side wall portion 36 a of the second housing member 36 located on the radially outer side of the output shaft 43. Accordingly, it is possible to avoid the interference between the rotation sensor 63 and the bus bar 70 while ensuring the symmetry of the rotation sensor 63.

In addition, you may change the said embodiment as follows.
In the above embodiment, the actuator device 11 is used for the power slide door device 20, but may be applied to an actuator device used for other purposes. For example, the present invention may be applied to other vehicle opening / closing body driving devices for opening / closing an opening / closing body other than the slide door 1, such as a back door, a luggage door, or a trunk lid provided at the rear of the vehicle. Moreover, you may use for uses other than an opening-closing body.

  In the above embodiment, the circuit board 33 is mounted with an electronic control circuit that constitutes the control device 21 that controls the operation of the actuator device 11 and the operation position sensor 23 that detects the operation position Px of the slide door 1. It was. However, the contents of the electronic circuit mounted on the circuit board 33 and the size / shape of the circuit board 33 may be anything.

  -You may change the shape of the accommodating member 30 arbitrarily. Furthermore, the shape of the bus bar 70 serving as the conductive member may also be arbitrarily changed. Further, the constituent element (second accommodating member 36) of the accommodating member 30 in which the bus bar 70 is embedded may be arbitrarily changed.

  In the above embodiment, the first connection end 71 of the bus bar 70 protrudes into the clutch housing chamber 42 from the engagement recess 75 formed in the side wall 36 a of the second housing member 36. However, the present invention is not limited to this, and the engaging recess 75 may be formed in a portion other than the side wall portion 36a. Further, the first connection end 71 of the bus bar 70 may protrude from the portion other than the engagement recess 75 into the clutch housing chamber 42. Furthermore, the connection part 73 on the electromagnetic clutch 25 (electromagnet 60) side may also be configured to be formed at a site other than the engagement protrusion 76. And the engagement recessed part 75 and the engagement protrusion 76 may not be concerned about the electrical connection of the bus-bar 70, or the structure which does not have such an engagement recessed part 75 and the engagement protrusion 76 may be sufficient.

  Further, the configuration of the connection portion 73 on the electromagnetic clutch 25 side may be arbitrarily changed. The configurations of the connection portion 74 and the sensor connection portion 87 on the circuit board 33 side may also be arbitrarily changed.

  In the above embodiment, the circuit board 33 is provided with sensor connection portions 87 (87a, 87b) to which the connection terminals 63a of the rotation sensor 63 are connected at two positions that are symmetrical with respect to the center line L2. did. However, the present invention is not limited to this, and the second connection end portion 72 of the bus bar 70 is connected to any of the connection portions 74 (74a, 74b) provided at two positions that are symmetric with respect to the center line L2. Even in this case, as long as the intermediate line L1 of the two magnetic detection elements 62 constituting the rotation sensor 63 passes through the axis N of the output shaft 43, the sensor connection portions 87 are not necessarily provided at the two positions. For example, the circuit board 33 and the rotation sensor 63 may be arranged so that the center line L2 thereof coincides with the intermediate line L1 of both magnetic detection elements 62 passing through the axis N of the output shaft 43. Such a configuration in which the rotation sensor 63 is not provided is not excluded.

Next, technical ideas that can be grasped from the above embodiments will be described together with effects.
(A) The electromagnetic clutch is supported by a driving member that is rotated by a motor drive, rotates integrally with the driving member, and is provided so as to be movable in the axial direction, and is disposed in parallel with the armature so as to be relatively rotatable. And an electromagnet for connecting the armature and the rotor so that torque can be transmitted by press-contacting the armature and the rotor based on an electromagnetic attractive force, and the engagement recess constitutes an inner wall surface of the storage chamber It is formed in the side wall part of the said accommodating member, and has an opening part in the axial direction of the said armature and a rotor, The said engagement protrusion is provided in the said electromagnet, and protrudes in the radial direction outer side of the said armature and a rotor An actuator device characterized by that.

  According to the above configuration, the engagement protrusion can be engaged with the engagement recess by assembling the electromagnet along the axial direction of the armature and the rotor. Further, the electromagnet can be prevented from rotating based on the engagement relationship between the engagement protrusion and the engagement recess. That is, by this, by restricting the rotation of the electromagnet around the axis of the armature and the rotor, the fixing operation of the electromagnet to the housing member can be facilitated. And thereby, the working efficiency can be improved.

  (B) Each of the connection pieces is configured such that a tip protrudes in a direction in which the engagement protrusion is engaged with the engagement recess. Thereby, it is possible to insert the first connection end portion of the conductive member between the connection pieces only by engaging the engagement protrusion with the engagement recess. As a result, work efficiency can be improved.

  (C) The actuator device, wherein the conductive member is arranged such that the first connection end protrudes into the accommodating chamber via a side wall located on the radially outer side of the output shaft. Accordingly, it is possible to avoid interference between the rotation sensor and the conductive member while ensuring the symmetry of the rotation sensor.

  DESCRIPTION OF SYMBOLS 1 ... Slide door, 10 ... Motor, 11 ... Actuator apparatus, 20 ... Power slide door apparatus, 21 ... Control apparatus, 22 ... Deceleration mechanism, 25 ... Electromagnetic clutch, 30 ... Housing member, 33 ... Circuit board, 35 ... 1st Housing member 36 ... second housing member 36a ... side wall portion 42 ... clutch housing chamber 42s ... inner wall surface 43 ... output shaft 50 ... armature 51 ... rotor 55 ... electromagnetic coil (winding) 55a 55b ... terminal part, 57 ... yoke, 57a ... bottom part, 59 ... insulator (winding winding member), 59a ... main body part, 59b, 59c ... flange part, 60 ... electromagnet, 61 ... magnet, 62 ... magnetic detection element, 63 ... Rotation sensor, 63a ... Connection terminal, 64 ... Substrate housing chamber, 70 (70a, 70b) ... Bus bar (conductive member), 71 ... First connection end, 72 ... Second connection end, DESCRIPTION OF SYMBOLS 3 ... Connection part, 74 (74a, 74b) ... Connection part, 75 ... Engagement recessed part, 75a ... Opening part, 76 ... Engagement protrusion, 76s ... Surface, 77 ... Groove part, 80 (80a, 80b) ... Connection terminal , 82 ... connection piece, 87 (87a, 87b) ... sensor connection part, N ... axis, L1 ... intermediate line, L2 ... center line, Px ... operation position, Sq ... operation request signal.

Claims (7)

A motor as a drive source;
An electromagnetic clutch capable of connecting and disconnecting the torque transmission path of the motor;
A housing member for housing the electromagnetic clutch;
A circuit board housed in the housing member together with the electromagnetic clutch;
A conductive member embedded in the housing member having a first connection end and a second connection end projecting into the storage chamber of the electromagnetic clutch and the circuit board;
The first connection end portion protrudes to a position where it can be electrically connected to a connection portion of the electromagnetic clutch assembled to the housing member,
The actuator device protrudes to a position where the second connection end portion can be electrically connected to a connection portion of the circuit board assembled to the housing member. The actuator device according to claim 1,
The conductive member is disposed so that the first connection end protrudes from an engagement recess formed in the housing member,
The actuator device according to claim 1, wherein the electromagnetic clutch is provided with an engagement protrusion having the connection portion with respect to the first connection end portion and engaging with the engagement recess. The actuator device according to claim 2,
The connection portion of the electromagnetic clutch is provided with a connection terminal having a pair of connection pieces that elastically sandwich the first connection end portion by engaging the engagement protrusion with the engagement recess. An actuator device. In the actuator device according to claim 2 or 3,
The engagement protrusion is provided at an end portion in the axial direction of a winding member constituting the electromagnet of the electromagnetic clutch,
The actuator is characterized in that a groove portion in which a terminal portion of the winding is routed is formed on the surface of the engaging projection facing the winding side wound around the winding winding member. apparatus. In the actuator device according to any one of claims 1 to 4,
The circuit board has a center line extending along a radial direction of an output shaft that is rotated by driving a motor, and has the connection portion with respect to the second connection end at two positions that are symmetrical with respect to the center line. An actuator device characterized by the above. The actuator device according to claim 5, wherein
A magnet that rotates integrally with the output shaft;
A rotation sensor having a pair of magnetic detection elements arranged side by side in the rotation direction of the magnet,
Even when the second connection end is connected to any of the connection portions provided at two positions that are symmetrical with respect to the center line, the intermediate line of the two magnetic detection elements serves as the output shaft. An actuator device characterized by being configured to pass through the axis of the actuator. The actuator device according to claim 6, wherein
2. The actuator device according to claim 1, wherein the circuit board has sensor connection portions to which the connection terminals of the rotation sensor are connected at two positions that are symmetrical with respect to the center line.