JP2002262516A - Motor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a motor capable of simplifying assembling work. SOLUTION: A gear housing 21 includes an opening 21e which opens to a motor 2 side, and a substrate storage part 21d for storing a control circuit substrate 31 by inserting it along the axial line L1 direction of a rotating shaft 7 from the opening 21e. In assembling the motor 2 on a reduction gear part 3, the control circuit substrate 31 is sandwiched by the motor 2 (lid member 13) and the reduction gear part 3.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a motor, and more particularly, to a motor in which a speed reduction mechanism and a control circuit board are integrally accommodated.

[0002]

2. Description of the Related Art As a drive source of a vehicle power window device, a motor with a reduction mechanism in which a motor section and a reduction section for reducing the rotation of the motor section are integrally assembled is generally used. Some of such motors further house a control circuit board integrally.

The motor section has a yoke housing for accommodating an armature, a magnet and the like, while the reduction section has a resin gear housing for accommodating a reduction mechanism, and the yoke housing and the gear housing are connected and fixed to each other by screws. You. Further, a board housing for accommodating a control circuit board is attached to a part of the gear housing. Conventionally, after assembling the yoke housing and the gear housing, the board housing with the control circuit board is assembled to the gear housing. I have to.

[0004]

However, in the above configuration, the work of assembling the two housings and the work of assembling the control circuit board (board housing) are performed separately, so that the assembling work is complicated. Therefore, it is required to simplify the assembling work.
In addition, there is a demand for simplifying the assembling work.

[0005] The present invention has been made to solve the above problems, and an object of the present invention is to provide a motor capable of simplifying an assembling operation.

[0006]

According to a first aspect of the present invention, there is provided a motor unit having a rotating shaft and a reducing unit having a speed reducing mechanism for reducing the rotation of the rotating shaft. A motor which is integrally assembled and accommodates a control circuit board for controlling rotation of a motor unit in the speed reduction unit, wherein a gear housing constituting the speed reduction unit has an opening opening toward the motor unit side. And a board accommodating portion for accommodating the control circuit board by inserting the control circuit board from the opening along the axial direction of the rotation shaft, and when assembling the motor section and the reduction section, the control circuit board is The motor is held between the motor section and the reduction section.

According to a second aspect of the present invention, a motor unit having a rotation shaft and a reduction unit having a reduction mechanism for reducing the rotation of the rotation shaft are integrally assembled, and the rotation of the motor unit is provided in the reduction unit. A motor comprising a control circuit board for controlling the motor, wherein the deceleration unit includes a worm shaft provided coaxially with the rotation shaft, and an opening that accommodates the worm shaft and opens toward the motor unit side. And a gear housing having a board housing portion for housing the control circuit board by inserting the control circuit board along the axial direction of the rotating shaft from the portion, and when assembling the motor portion and the reduction portion, the rotating shaft is The worm shaft is drivingly connected to the worm shaft, and the control circuit board is sandwiched between the motor unit and the reduction unit.

According to a third aspect of the present invention, in the motor according to the second aspect, the rotating shaft and the worm shaft transmit a rotating force of the rotating shaft to the worm shaft and rotate the worm shaft. It is connected via a clutch that prevents transmission of force to the rotating shaft.

According to a fourth aspect of the present invention, in the motor according to any one of the first to third aspects, the gear housing includes a gear accommodating portion for accommodating a reduction gear constituting the reduction mechanism. Wherein the substrate accommodating portion and the gear accommodating portion are arranged with the axis of the rotating shaft interposed therebetween.

According to a fifth aspect of the present invention, in the motor according to any one of the first to fourth aspects, the motor unit includes a motor-side connection terminal for receiving power supply, and the control unit includes a motor-side connection terminal. The circuit board includes a board-side connection terminal for electrically connecting to the connection terminal, and when the motor unit and the reduction unit are assembled, the two terminals are electrically connected to each other. did.

According to a sixth aspect of the present invention, in the motor according to any one of the first to fifth aspects, the motor portion is formed in a flat cylindrical shape, and the control circuit board is The motor is arranged so that its flat direction is parallel to the flat direction of the motor section.

According to a seventh aspect of the present invention, in the motor according to any one of the first to sixth aspects, the gear housing is the same as a rotary shaft housing for housing the substrate housing and the rotary shaft. , And the opening is closed by the same lid member.

According to an eighth aspect of the present invention, in the motor according to the seventh aspect, the motor section has a brush holder, and the lid member integrally includes the brush holder.

According to a ninth aspect of the present invention, there is provided the method of the seventh or eighth aspect.
In the motor described in (1), the lid member is provided integrally with a seal member having an elastic force for sealing the openings of the gear housing and the yoke housing constituting the motor unit.

According to a tenth aspect of the present invention, in the motor according to the ninth aspect, the seal member has a pressing portion for pressing the control circuit board when the motor portion and the speed reduction portion are assembled. are doing.

The invention according to claim 11 is the invention according to claims 7-1.
0, the cover member includes a motor unit side connection terminal for receiving power supply to the motor unit, and the control circuit board is electrically connected to the connection terminal. It has a board side connection terminal for connection.

According to a twelfth aspect of the present invention, in the motor according to the eleventh aspect, the motor-portion-side connection terminal is formed integrally with the lid member. According to a thirteenth aspect of the present invention, in the motor according to any one of the seventh to twelfth aspects, the gear housing has a housing-side engaging portion formed therein, and the lid member has the housing. A lid-side locking portion that locks with the side locking portion is formed, and the lid member is fixed to the gear housing by locking the two locking portions.

The invention according to claim 14 is the invention according to claims 7-1.
4. The motor according to any one of 3, wherein the lid member includes a board holding unit that holds the control circuit board in a state where the motor unit side connection terminal and the board side connection terminal are connected. .

The invention described in claim 15 is the invention according to claims 1-1.
5. The motor according to claim 4, wherein the gear housing is integrally provided with a connector for supplying power to the motor.

According to a sixteenth aspect of the present invention, in the motor according to the fifteenth aspect, the connector portion is configured to extend in parallel with an axial direction of the rotating shaft. According to a seventeenth aspect of the present invention, in the motor according to the fifteenth or sixteenth aspect, the connector portion is provided continuously with the board housing portion.

The invention according to claim 18 is the invention according to claims 7-1.
5. The motor according to claim 4, wherein the lid member integrally includes a connector unit for supplying power to the motor unit.

According to a nineteenth aspect of the present invention, a motor unit having a rotating shaft and a speed reducing unit having a speed reducing mechanism for reducing the rotation of the rotating shaft are integrally assembled, and the rotation of the motor unit is provided in the speed reducing unit. A motor housing a control circuit board to be controlled, wherein the gear housing constituting the speed reduction unit has an opening opening toward the motor unit side, and the control circuit board is rotated from the opening to rotate the control circuit board. The motor unit includes a cover member that closes the opening, and a board-side connection terminal provided on the control circuit board. And a motor unit-side connection terminal electrically connected to the motor unit and receiving power supply to the motor unit.

According to a twentieth aspect of the present invention, in the motor according to the nineteenth aspect, the motor unit has a brush holder, and the lid member integrally includes the brush holder.

According to a twenty-first aspect of the present invention, in the motor according to the ninth or twentieth aspect, the motor-portion-side connection terminal is formed integrally with the lid member. Claim 22
In the motor according to any one of claims 19 to 21, the gear housing is formed with a housing-side engaging portion, and the cover member includes:
A lid-side locking portion that locks with the housing-side locking portion is formed, and the lid member is fixed to the gear housing by locking the two locking portions.

The invention according to claim 23 is the invention according to claims 19 to
23. The motor according to any one of 22., wherein the lid member includes a board holding unit that holds the control circuit board in a state where the motor unit side connection terminal and the board side connection terminal are connected. .

The invention according to claim 24 is the invention according to claims 19 to
23. The motor according to any one of 23, wherein the lid member integrally includes a connector unit for supplying power to the motor unit.

(Operation) According to the first aspect of the present invention,
The motor has a motor unit and a reduction unit integrally assembled, and a gear housing constituting the reduction unit has an opening that opens toward the motor unit side, and a control circuit that controls rotation of the motor unit from the opening. A substrate accommodating portion for accommodating and accommodating the substrate along the axial direction of the rotating shaft is provided. When the motor unit and the speed reduction unit are assembled, the control circuit board is held between the motor unit and the speed reduction unit. Therefore, only by inserting the control circuit board into the board accommodating section, the control circuit board is fixed in the board accommodating section at the same time when the motor section and the reduction section are assembled. Therefore, the assembling work of the motor can be simplified.

According to the second aspect of the present invention, the motor has a motor unit and a speed reduction unit integrally assembled, and the speed reduction unit includes
A worm shaft provided coaxially with the rotation shaft, and a substrate housing portion for housing the worm shaft and for inserting and housing a control circuit board along an axial direction of the rotation shaft from an opening opening toward the motor unit side. And a gear housing having: And, when assembling the motor section and the reduction section,
The rotating shaft and the worm shaft are drivingly connected, and the control circuit board is held between the motor unit and the reduction unit. Therefore, at the time of assembling the motor unit and the reduction unit, the rotating shaft and the worm shaft are driven and connected, and at the same time, the inserted control circuit board is fixed in the board housing unit. Therefore, the assembling work of the motor can be simplified.

According to the third aspect of the present invention, the rotating shaft and the worm shaft transmit the torque of the rotating shaft to the worm shaft and prevent the torque of the worm shaft from being transmitted to the rotating shaft. Are connected via. Therefore, idling of the motor can be prevented by the force input to the motor from the load side.

According to the fourth aspect of the invention, the gear housing includes the substrate accommodating portion and the gear accommodating portion, and the substrate accommodating portion and the gear accommodating portion are arranged with the axis of the rotation shaft interposed therebetween. Therefore, it is not necessary to arrange the control circuit board accommodated in the substrate accommodating portion and the reduction gear accommodated in the gear accommodating portion so as to be superposed, so that the motor can be made thinner.

According to the fifth aspect of the present invention, the motor section is provided with a motor-side connection terminal for receiving power supply, and the control circuit board is a board for electrically connecting to the connection terminal. Side connection terminals are provided, and both terminals are electrically connected to each other when the motor unit and the reduction unit are assembled. Therefore, connection of both terminals is facilitated, and there is no need to provide a special step of connecting both terminals.

According to the sixth aspect of the present invention, the motor section is formed in a flat cylindrical shape, and the control circuit board is arranged such that its flat direction is parallel to the flat direction of the motor section. You. Therefore, it is possible to reduce the thickness of the motor.

According to the seventh aspect of the present invention, the gear housing has the same opening as the substrate housing portion and the rotary shaft housing portion, and the opening is closed by the same lid member. Therefore, the number of parts can be reduced, and the number of assembling steps can be reduced.

According to the eighth and twentieth aspects of the present invention, the lid member is provided integrally with the brush holder. Therefore,
The number of parts can be reduced, and the number of assembling steps can be reduced.

According to the ninth aspect of the present invention, the lid member is integrally provided with a sealing member having an elastic force for sealing the openings of both housings. Therefore, the number of parts can be reduced, and the number of assembling steps can be reduced.

According to the tenth aspect of the present invention, the seal member is mounted in the assembled state of the motor section and the reduction section.
It has a pressing portion for pressing the control circuit board. Therefore,
The pressing portion can prevent rattling of the control circuit board. Moreover, since the pressing portion is provided integrally with the seal member, the number of parts can be reduced, and the number of assembling steps can be reduced.

According to the eleventh aspect of the present invention, the cover member is provided with a motor-side connection terminal for receiving power supply to the motor portion, and the control circuit board is electrically connected to the connection terminal. And a board-side connection terminal for performing the connection. Therefore, the motor unit and the control circuit board can be easily electrically connected.

According to the invention of claims 12 and 21,
Since the motor side connection terminal is formed integrally with the lid member,
No component is required for fixing the connection terminal. Therefore, the number of parts can be reduced.

According to the invention of claims 13 and 22,
A housing-side locking portion is formed on the gear housing, and a lid-side locking portion that locks with the housing-side locking portion is formed on the lid member. Then, the lid member is fixed to the gear housing by the locking of both locking portions. Therefore, since no component for fixing the lid member is required,
The number of parts can be reduced.

According to the invention described in claims 14 and 23,
The lid member includes a board holding unit that holds the control circuit board in a state where the motor-side connection terminal and the board-side connection terminal are connected. Therefore, the control circuit board can be securely fixed by the board holding section. In addition, since the connection state of the two connection terminals can be confirmed before the control circuit board is accommodated in the gear housing, the connection can be reliably performed.

According to the fifteenth aspect, the gear housing is integrally provided with a connector portion for supplying power to the motor portion. Therefore, the number of parts can be reduced.

According to the sixteenth aspect, the connector portion is configured to extend in parallel with the axial direction of the rotation shaft. Therefore, even if the external connector connected to the connector portion extends from any direction orthogonal to the axial direction, the external connector can be easily connected.

According to the seventeenth aspect, the connector portion is provided continuously with the board housing portion. Therefore, since it is necessary to electrically connect the control circuit board accommodated in the board accommodating portion and the terminal of the connector portion, the connection is facilitated by providing the connector portion continuously with the board accommodating portion. be able to.

According to the invention described in claims 18 and 24,
The lid member integrally includes a connector portion for supplying power to the motor portion. Therefore, the number of parts can be reduced.

According to the nineteenth aspect of the present invention, the motor has a motor unit and a reduction unit integrally assembled, and the gear housing constituting the reduction unit has an opening opening toward the motor unit. A board accommodating section for accommodating a control circuit board for controlling rotation of the motor section through the opening along the axial direction of the rotating shaft. The motor unit includes a lid member that closes the opening, and the lid member is electrically connected to a board-side connection terminal provided on the control circuit board, and is connected to the motor unit side that receives power supply to the motor unit. Terminals are arranged. Therefore, the motor section and the control circuit board can be easily electrically connected, and the assembling work of the motor can be simplified.

[0046]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. FIG. 1 shows a motor 1 with a speed reduction mechanism of the present embodiment. FIG. 2 is an exploded view of the motor 1, and FIG. 3 is an exploded view of the motor 1 as viewed from a direction A in FIG.

As shown in FIGS. 1 to 3, the motor 1 is used as a drive source of a vehicle power window device. The motor 1 is configured such that a motor unit 2 and a reduction unit 3 that reduces the rotation of the motor unit 2 are integrally assembled.

As shown in FIG. 3, the motor section 2 has a flat cylindrical bottomed yoke provided with a pair of plane portions 4a parallel to each other and a pair of arc portions 4b respectively connecting the ends of both plane portions 4a. It has a housing 4. The plane direction of the plane portion 4a is the flat direction of the motor 1. The yoke housing 4 is made of a magnetic material, and a plurality of magnets 5 are fixed to a predetermined position on an inner surface thereof. An armature 6 is rotatably accommodated inside the magnet 5. The armature 6 has a rotating shaft 7, and a base end of the rotating shaft 7 is rotatably supported by a bearing 8 provided on the bottom of the yoke housing 4. A commutator 9 is fixed to the tip of the rotating shaft 7.

The brush holder 10 is fitted into the opening 4c of the yoke housing 4. In the brush holder 10,
A pair of brushes 11 that are in sliding contact with the commutator 9 are held. A bearing 12 is held at the center of the brush holder 10, and the bearing 12 rotatably supports the tip end side of the rotating shaft 7. This brush holder 10 is formed integrally with the lid member 13. In addition, this brush holder 1
The lid member 13 having 0 is included in the motor unit 2.

The lid member 13 is made of resin, and is interposed between an opening 4c of the yoke housing 4 and an opening 21e of a gear housing 21, which will be described later, and covers both openings 4c and 21e. The cover member 13 has a pair of connecting pieces 14 electrically connected to the pair of brushes 11 respectively.
It extends parallel to one direction (the direction in which the motor unit 2 is assembled). The connection piece 14 is formed by inserting the lid member 1 by insert molding.
3 are integrally formed. A sealing member 15 made of an elastomer resin or the like is integrally formed on the lid member 13 by two-color molding.

The seal member 15 is provided at a position that seals the opening 4c of the yoke housing 4 and the opening 21e of the gear housing 21. This sealing member 1
5 prevents water from entering into the opening 4c of the yoke housing 4 and into the opening 21e of the gear housing 21. The lid member 13 is provided at the opening 4 of the yoke housing 4.
Since c is sealed, the brush powder generated at the time of sliding contact of the brush 11 is prevented from scattering to the clutch 22 and the control circuit board 31, which will be described later, and the malfunction of the motor 1 is prevented. Further, as shown in FIG. 2 and FIG. 5, the seal member 15 is provided with pressing protrusions 15a as pressing portions for pressing the end face of the control circuit board 31 by its elastic force at two predetermined positions.

The lid member 13 is used for the brush holder 1.
0 is inserted into the yoke housing 4 and then fitted into the opening 21e of the gear housing 21. The yoke housing 4 is screwed to the gear housing 21 at predetermined three places with the lid member 13 interposed between the screw 16 and the nut 17.
Is fixed by Further, the cover member 13 is further provided with the gear housing 21 at two places separated from the yoke housing 4.
Are fixed by screws 16 and nuts 17. In this case, a part of the lid member 13 is
The gear housing 21 and the metal plate 18 are fixed by screws 16 and nuts 17 while being held between the gear housing 21 and the metal plate 18.

The fixing portion of the yoke housing 4, that is, the right fixing portion of the yoke housing 4 in FIG. 3 will be described in detail. The gear housing 21 is formed with a fixing portion 211 for fixing the right portion of the yoke housing 4. ing. A screw insertion hole 21j for inserting the screw 16 is formed at each end in the vertical direction in FIG. Each screw insertion hole 21j is formed along the direction of the axis L1 of the motor 1. A nut holding hole 21k is formed on the outer surface of the gear housing 21 (fixed portion 211) to communicate with the screw insertion hole 21j and hold the nut 17.

On the other hand, the fixed portion on the left side of the yoke housing 4 in FIG. 3 will be described in detail. In the opening 21e of the gear housing 21, from the upper portion of the substantially central portion in the left-right direction in FIG. A fixed portion 21m extending downward is formed. The fixing portion 21m is provided with a convex portion 21n that projects toward the yoke housing 4 in the direction of the axis L1 substantially at the center of the opening 21e in the vertical direction. A screw insertion hole 21j for inserting the screw 16 is formed in the protrusion 21n along the direction in which the protrusion 21n extends (the direction of the axis L1). A nut holding hole 21k that communicates with the screw insertion hole 21j and holds the nut 17 is formed on the outer surface of the gear housing 21.

At the approximate center of the lid member 13,
A fitting hole 13c for fitting with 1n is formed. Note that a seal member 15 is provided on the entire inner peripheral surface of the fitting hole 13c.

Further, the gear housing 21 is provided on the yoke housing 4 so as to correspond to each of the fixing portions 211 and 21m.
A pair of fixing pieces 4d and 4e are formed on both sides in the longitudinal direction of the opening 21e. Each fixed piece 4d,
4e, screw insertion holes 4f are formed at positions corresponding to the screw insertion holes 21j, respectively.

When assembling at the fixed portion of the yoke housing 4, first, the fitting hole 13c of the lid member 13 and the projection 21n are fitted so that the lid member 13 is mounted on the yoke housing 4. The cover member 13 is fitted into the opening 21 e of the gear housing 21, and the screw insertion holes 4 f of the yoke housing 4 and the screw insertion holes 21 j of the gear housing 21 coincide with each other.
Are arranged with respect to the gear housing 21. Then, a screw 16 is inserted into each of the screw insertion holes 4f and 21j, and the screw 16 is screwed to the nut 17 held in the nut holding hole 21k so that the lid member 13 is held between the housings 4 and 21. The lid member 13 and the yoke housing 4 are fastened and fixed to the gear housing 21. At this time, as shown in FIG. 1, the sealing member 15 of the lid member 13 is compressed and deformed by tightening the screw 16, and the opening 2 of the gear housing 21 is formed.
1e and the opening 4c of the yoke housing 4 are securely sealed. The sealing member 15 is also provided on the inner peripheral surface of the fitting hole 13c.
Is provided over the entire surface, so that the cover member 13 is in close contact with the protrusion 21n when the cover member 13 is fixed, so that no gap is formed between the fitting hole 13c and the protrusion 21n.

Further, in this case, as shown in FIG. 3, the control circuit board 31 has its opening so that its longitudinal direction is parallel to the longitudinal direction of the opening 21e of the gear housing 21 (the left-right direction in FIG. 3). It is arranged below the portion 21e. The circuit board 31 is disposed so as to protrude outside the yoke housing 4 when viewed from the axis L1 direction. Then, the control circuit board 31 disposed below the opening 21e in FIG.
, The yoke housing 4 and the cover member 13 are fixed by the screw 16 at substantially the center of the opening 21e, so that the cover member 13 is prevented from tilting with respect to the gear housing 21 and is stably fixed. At the same time, the yoke housing 4 is prevented from tilting with respect to the lid member 13 and is stably fixed. In addition, since this fixing position is substantially at the center in the longitudinal direction of the opening 21 e of the gear housing 21, the cover member 13 is more securely prevented from being inclined with respect to the gear housing 21 and is stably fixed. Therefore,
Lid member 13, yoke housing 4, and gear housing 2
1 can be securely sealed to prevent liquid such as water or dust from entering the housings 4 and 21.

The fixing portion using the metal plate 18 will be described in detail.
As shown in FIG. 4, two convex portions 2 extending in the direction of the axis L1 of the motor 1 are provided at a predetermined portion (left side in FIG. 3) in the vicinity.
1i is formed. A screw insertion hole 21j for inserting the screw 16 is formed in each of the protrusions 21i along the direction in which the protrusion 21i extends (the direction of the axis L1). In addition, a nut holding hole 21k that communicates with the screw insertion hole 21j and holds the nut 17 is formed on the outer surface of the gear housing 21. The lid member 13 is formed with a notch 13a that fits into each projection 21i. Between the notches 13a, a pair of engaging claws 13b is formed on the surface on the side where the metal plate 18 is mounted. The metal plate 18 has an engagement hole 18a for engaging with the engagement claw 13b, and a screw insertion hole 18b at a position corresponding to the screw insertion hole 21j. That is, the metal plate 18 is shared by the two screw insertion holes 21j.

When assembling at the fixed portion using the metal plate 18, first, as shown in FIG. 4A, the projection 21i of the gear housing 21 is fitted into the notch 13a of the lid member 13. The lid member 13 is disposed in the opening 21e of the gear housing 21. Next, the lid member 13
The metal plate 18 is assembled so that the engagement claws 13b and the engagement holes 18a are engaged with each other, and the metal plate 18 is temporarily fixed to the lid member 13. Then, as shown in FIG. 4B, a screw 16 is inserted into each of the screw insertion holes 18b and 21j, and the screw 16 is screwed with the nut 17 held in the nut holding hole 21k, so that the cover member 13 is moved into the gear housing. 21 and, as shown in FIG.
By the tightening of 6, the seal member 15 of the lid member 13 is compressed and deformed, and the opening 21e of the gear housing 21 is securely sealed.

Therefore, since the metal plate 18 has a large contact area in the direction of tightening the screws 16 and is rigid, the cover member 13 is not easily deformed by the tightening of the screws 16, and the fixing force of the screws 16 and the nut 17 is not reduced. It has become. Therefore, the closed state of the opening 21e of the gear housing 21 can be maintained. Moreover, in the present embodiment, the metal plate 18 is temporarily fixed to the lid member 13 before being fixed with the screw 16, thereby simplifying the work of tightening the screw 16 and improving the assemblability of the motor 1.

The speed reducer 3 has a gear housing 21 made of resin. The gear housing 21 includes a rotating shaft housing 21a, a worm shaft housing 21b that communicates with the housing 21a and extends in the direction of the axis L1 of the motor 1, and a worm shaft housing 21b that communicates with the housing 21b and the direction of the axis L1 of the motor 1. Worm wheel accommodating portion 21c extending in a direction orthogonal to and in a plane direction (flat direction) of plane portion 4a of yoke housing 4
And the worm wheel housing 21c communicating with the rotating shaft housing 21a and the worm shaft housing 21b (the axis L
And a substrate housing portion 21d extending to the opposite side across 1). The rotating shaft housing 21a and the board housing 21d are
It has the same opening 21e that opens to the motor section 2 side.

In the rotating shaft receiving portion 21a, the driving side portion 2 constituting the clutch 22 is provided at the tip of the rotating shaft 7.
2a is provided so as to be integrally rotatable. Incidentally, the drive side portion 22a accommodates the magnet 5 and the armature 6 in the yoke housing 4, and the cover member 13 (the brush holder 1).
After assembling (0), it is fixed to the tip of the rotating shaft 7. A sensor magnet 23 for detecting rotation of the rotating shaft 7 is fixed to a predetermined portion of the drive side portion 22a.

Here, the clutch 22 is composed of the drive side portion 22a and a driven side portion 22b provided so as to be integrally rotatable with a worm shaft 24 described later. Clutch 2
Reference numeral 2 denotes a configuration in which the rotational force from the drive side portion 22a is transmitted to the driven side portion 22b as it is, while the rotational force from the driven side portion 22b is not transmitted to the drive side portion 22a. That is, the rotational force of the rotary shaft 7 driven by the motor unit 2 is transmitted to the worm shaft 24 via the clutch 22, and the rotational force from the worm shaft 24 is not transmitted to the rotary shaft 7. The clutch 22 is assembled at the same time when the motor unit 2 and the speed reduction unit 3 are assembled, and the drive shaft and the worm shaft 24 are mutually connected.

In the worm shaft housing 21b, the worm shaft 24 integrally formed with the worm 24a is rotatably supported by a pair of bearings 25 disposed in the housing 21b. At the base end of the worm shaft 24, a driven side portion 22b constituting the clutch 22 is provided so as to be integrally rotatable.

The worm wheel 26 meshing with the worm 24a is rotatably accommodated in the worm wheel accommodating portion 21c. At the center of the worm wheel 26, an output shaft 27 connected to a window regulator (not shown) of the power window device is fixed. Then, the rotational force of the worm shaft 24 is transmitted to the output shaft 27 via the worm wheel 26, and the window regulator operates.

The control circuit board 31 is accommodated in the board accommodation section 21d. A control circuit 32 for controlling the rotation of the motor 1 is mounted on the control circuit board 31. A guide groove 21f that guides both ends in a direction orthogonal to the insertion direction of the control circuit board 31 is provided in the board accommodation portion 21d.
Are formed parallel to the direction of the axis L1 of the motor 1. Therefore, the control circuit board 31 is inserted along the guide groove 21f such that the component mounting surface 31a on which the control circuit 32 and the like are mounted is parallel to the plane direction (flat direction) of the plane portion 4a of the yoke housing 4. You. Then, as shown in FIG. 6, when the cover member 13 is assembled to the gear housing 21 to assemble the motor unit 2 and the reduction unit 3,
The end surface of the control circuit board 31 is pressed by the elastic force of the pressing protrusion 15a integrally formed on the seal member 15, and the protrusion 15a
And the bottom surface 21o of the board accommodating portion 21d (between the motor portion 2 and the reduction portion 3).
1 is accommodated without rattling.

As shown in FIG. 6, a connector base 33 is fixed to the control circuit board 31 by screws 34. The connector base 33 supports the six terminals 35 at predetermined positions. Each terminal 35
A base end 35a is erected on the substrate 31 so that the control circuit 3
2, and the front end 35 b is bent so as to be parallel to the substrate 31 and the rear surface 33 of the connector base 33.
a through the respective insertion holes 33b formed in the base 33 to penetrate the base 33. Also, the connector base 33
As shown in FIG. 6 and FIG. Unnecessary movement of each terminal 35 is regulated by this guide 33c, and deformation of each terminal 35 is prevented.

Here, the gear housing 21 has a connector portion 21g extending parallel to the direction of the axis L1 of the motor 1 and connected to a vehicle-side connector (not shown) extending from the vehicle side. A communication hole 21h is formed in the connector portion 21g and extends in the same direction to communicate the board housing portion 21d with the outside. In this communication hole 21h,
The connector base 33 is inserted and the terminals 35 are exposed in the communication holes 21h. And
The connector portion 21g is connected to a vehicle-side connector, and the control circuit 32 is connected to the vehicle-side connector via each terminal 35.
, A driving power supply and a control signal are input.

The control circuit board 31 includes the cover 1
A pair of female terminals 36 for electrically connecting to the pair of connection pieces 14 extending from 3 are attached. As shown in FIG. 7, the female terminal 36 is fixed to the substrate 31 and is electrically connected to the control circuit 32.
A leaf spring portion 36b extending from the base portion 36a and elastically deformable in the vertical direction of the substrate 31, and an insertion connecting portion 36c extending from the leaf spring portion 36b and having a substantially cylindrical shape.
The insertion connection portion 36c has an elastic piece 36d for elastically holding the connection piece 14 inserted therein,
The elastic piece 36d is formed by bending so that the side into which the connection piece 14 is inserted is expanded. In addition, such a female terminal 36 is formed by punching and bending a single plate material into a predetermined shape.

When the cover member 13 and the gear housing 21 (reduction portion 3) are assembled, the connection piece 14 is inserted into the female terminal 36, and they are electrically connected to each other. At this time, even if the connection piece 14 is vertically displaced from the predetermined position due to dimensional variations, the insertion side of the insertion connection portion 36c is expanded, so that the insertion can be easily performed. Moreover, since the dimensional deviation of the connection piece 14 can be absorbed by the elastic deformation of the leaf spring portion 36b, the deformation of the connection piece 14 is prevented.
Further, the female terminal 36 and the connection piece 14 are reliably brought into conduction by the elastic force of the elastic piece 36d.

As shown in FIGS. 1 to 3, the control circuit board 31 is provided with a pair of Hall elements 37 at a position facing the outer peripheral surface of the sensor magnet 23. The Hall element 37 detects a change in the magnetic field of the sensor magnet 23 that rotates together with the rotating shaft 7 and outputs a detection signal to the control circuit 32. The control circuit 32 includes a Hall element 37
The rotation information such as the number of rotations and the rotation speed of the rotating shaft 7 is detected based on the detection signal from. The control circuit 32 supplies a drive signal based on the control signal and the rotation information input from the vehicle side via the connector section 21g to the brush 11 from the female terminal 36 via the connection piece 14, and controls the motor section 2 When driven, the window regulator performs a predetermined operation.

As described above, the present embodiment has the following effects. (1) The gear housing 21 has an opening 21 e that opens toward the motor section 2, and the control circuit board 31 is inserted from the opening 21 e along the direction of the axis L <b> 1 of the rotating shaft 7 and accommodated therein. The housing 21d is provided. When the motor unit 2 and the reduction unit 3 are assembled, the control circuit board 31
Is held between the motor unit 2 (lid member 13) and the reduction unit 3. Therefore, only by inserting the control circuit board 31 into the board accommodating section 21d, the control circuit board 31 is fixed in the board accommodating section 21d at the same time when the motor section 2 and the reduction section 3 are assembled. Therefore, the assembling work of the motor 1 can be simplified.

(2) The rotation shaft 7 and the worm shaft 24 are simultaneously connected to the clutch 22 when the motor unit 2 and the speed reduction unit 3 are assembled.
Drive-connected via Therefore, the assembling work of the motor 1 can be simplified.

(3) Between the rotating shaft 7 and the worm shaft 24, the rotating force of the rotating shaft 7 is transmitted to the worm shaft 24, and the transmitting of the rotating force of the worm shaft 24 to the rotating shaft 7 is prevented. A clutch 22 is provided. Therefore, the output shaft 2 of the motor 1 is moved from the window regulator side (load side).
The idle rotation of the motor 1 can be prevented by the force input to the motor 7. Therefore, it is possible to prevent the window glass from unexpectedly lowering due to its own weight or vibration.

(4) The gear housing 21 includes a substrate accommodating portion 21d and a worm wheel accommodating portion 21c. The substrate accommodating portion 21d and the worm wheel accommodating portion 21c are arranged with the axis L1 of the rotating shaft 7 interposed therebetween. Therefore, the control circuit board 31 housed in the board housing 21d and the worm wheel 26 housed in the worm wheel housing 21c
Since it is not necessary to arrange the motor 1 and the motor 1, it is possible to reduce the thickness of the motor 1.

(5) The motor unit 2 (lid member 13) is provided with a connection piece 14 for receiving power supply, and the control circuit board 31 is provided with a female terminal 36 for electrically connecting to the connection piece 14. The connection piece 14 and the female terminal 36 are electrically connected to each other when the motor unit 2 (lid member 13) and the reduction unit 3 are assembled. Therefore, the connection piece 14 and the female terminal 3
6 and the step of connecting the connection piece 14 and the female terminal 36 does not need to be specially provided. As a result, the assembling work of the motor 1 can be simplified.

(6) Since the connecting piece 14 is formed integrally with the lid member 13 by insert molding, a component for fixing the connecting piece 14 is not required. Therefore, the number of parts can be reduced.

(7) Motor unit 2 (yoke housing 4)
Is formed in a flat cylindrical shape, and the control circuit board 3
1 is arranged such that its flat direction is parallel to the flat direction of the motor section 2 (the plane direction of the flat section 4a of the yoke housing 4). Therefore, the thickness of the motor 1 can be reduced.

(8) The gear housing 21 is integrally provided with a connector portion 21g for supplying power to the motor portion 2. Therefore, the number of parts can be reduced. (9) The connector portion 21g is configured to extend in parallel with the direction of the axis L1 of the rotating shaft 7. Therefore, the connector section 21
Even if the vehicle-side connector connected to g extends from any direction perpendicular to the direction of the axis L1, it can be easily connected.

(10) The connector section 21g is mounted on the board accommodation section 2
1d. Therefore, the substrate housing portion 21d
Since it is necessary to electrically connect the control circuit board 31 accommodated in the connector and the terminal 35 of the connector 21g, the connector 21g is provided continuously with the board accommodating part 21d to facilitate the mutual connection. be able to.

(11) The gear housing 21 has the same opening 21e as the substrate housing 21d and the rotary shaft housing 21a, and the opening 21e is closed by the same lid member 13. Therefore, the number of parts can be reduced, and the number of assembling steps can be reduced.

(12) The lid member 13 has the brush holder 1
0 is provided integrally. Therefore, the number of parts can be reduced, and the number of assembling steps can be reduced. (13) The lid member 13 is integrally provided with a sealing member 15 having an elastic force for sealing the openings 4c and 21e of the housings 4 and 21 respectively. Therefore, the number of parts can be reduced, and the number of assembling steps can be reduced.

(14) The seal member 15 is mounted on the control circuit board 31
And has a pressing projection 15a for pressing the pressure. Therefore, the control projections 15a can prevent the control circuit board 31 from rattling. Moreover, since the pressing projection 15a is provided integrally with the seal member 15, the number of components can be reduced, and the number of assembling steps can be reduced.

Note that the embodiment of the present invention may be modified as follows. As shown in FIG. 9, a gripping projection 31b for gripping by the gripping device of the automatic assembling apparatus may be provided on the control circuit board 31 of the above embodiment. In this way, the board 31 can be automatically assembled. in this case,
A concave portion 13i corresponding to the projection 31b is formed in the lid member 13, a seal member 15 is also formed on the inner peripheral surface of the concave portion 13i, and the end surface of the gripping projection 31b is pressed by the bottom portion 15b in the concave portion 13i to control the control circuit board 31. The rattling may be prevented. In addition, this bottom part 15b is the control circuit board 31.
And a pressing portion for pressing the pressure.

In the above embodiment, in order to fix one end of the cover member 13, the gear housing 21 and the cover member 13 are projected radially outward, and the screw 16, the nut 17, and the metal plate 18 The one end of the lid member 13 is fixed by using, for example, FIG.
May be changed as shown in FIG.

As shown in FIG. 10, one end of the lid member 13 is formed with an extension piece 13j extending toward the gear housing 21 in the axial direction. The extension piece 13j has a locking hole 1 that penetrates in a direction orthogonal to the direction in which the extension piece 13j extends.
3k are formed. On the other hand, the gear housing 2
1 has a locking projection 2 for locking with the locking hole 13k.
1p is formed. One end of the lid member 13 is engaged with the locking hole 13k of the extension piece 13j and the gear housing 21.
Is fixed to the housing 21 by being locked with the locking projection 21p. By doing so, screw 1
Since components such as 6, nut 17, and metal plate 18 can be omitted, the number of components can be reduced. Therefore, there is no need for cumbersome work to attach them,
In addition, the number of steps for attaching them can be reduced, so that the cost can be reduced. In the above-described embodiment, the gear housing 21 and the cover member 13 are projected outward in the radial direction in consideration of the diameter of the screw 16 and the nut 17 and the radial size of the metal plate 18. In the embodiment shown in FIG. 10, since the projection protrudes in the radial direction by the thickness of the extension piece 13j, the motor 1 can be minimized in size.

In the above embodiment, the control circuit board 31 is accommodated in the gear housing 21 and then the cover member 13 is assembled to the housing 21. However, for example, as shown in FIG. Is also good.

As shown in FIG. 11, the lid member 13 is integrally formed with a board holding portion 13 d having substantially the same size as the control circuit board 31. Guide grooves 13e extending in the axial direction and guiding both ends of the control circuit board 31 are formed at both ends of the board holding portion 13d. The control circuit board 31
The female terminal 36 of the circuit board 31 inserted from the tip of the guide groove 13e and the connecting piece 14 extending from the cover member 13 are electrically connected to each other, and are held by the board holding portion 13d. In this case, the guide groove 2 formed in the gear housing 21
It is necessary to increase the groove width of 1f in accordance with the substrate holding portion 13d or omit the guide groove 21f. In this way, the control circuit board 31 can be reliably fixed by the board holding portion 13d. Before accommodating the control circuit board 31 in the gear housing 21, the control circuit board 31 is previously assembled to the board holding portion 13d, and the female terminal 36 of the circuit board 31 and the connection piece 14 extending from the lid member 13 are attached.
Are connected to the female terminal 36 and the connection piece 14.
Can be confirmed, and they can be reliably connected to each other.

In the above embodiment, the connector base 33 and the terminal 35 are assembled to the control circuit board 31. However, for example, the structure may be changed as shown in FIG. As shown in FIG. 12, a board holding portion 13 f having substantially the same size as the control circuit board 31 is integrally formed on the lid member 13. A connector base 33 is formed integrally with the board holding portion 13f, and terminals 35 are inserted into the connector base 33 and the board holding portion 13f. One end of the terminal 35 is erected from the upper surface of the substrate holding portion 13f. On the other hand, the control circuit board 31 does not include the connector base 33 and the terminal 35.
In addition, connection pieces 14 that are electrically connected to the respective brushes 11 are inserted into the substrate holding portion 13f.
One end of the connection piece 14 is erected from the upper surface of the substrate holding portion 13f. The control circuit board 31 is placed on the upper surface of the substrate holding portion 13f and is electrically connected to the terminal 35 and one end of the connection piece 14 which are erected from the upper surface of the substrate holding portion 13f. Is held. Thus, similarly to the embodiment of FIG.
May be assembled to the lid member 13 in advance. or,
In this case, since the connector base 33 and the terminal 35 can be omitted from the control circuit board 31, the size of the control circuit board 31 can be reduced.

In the above embodiment, the gear housing 21
Although the connector 21g is provided on the motor unit 2 such that the opening of the connector 21g is on the motor unit 2 side, for example, it may be changed as shown in FIG.

As shown in FIG. 13, the gear housing 21
The connector 21g is omitted, and a connector 13g that opens toward the motor 2 is formed on the lid member 13. The connector portion 13g has a communication hole 13h extending along the direction of the axis L1 of the motor 1 and communicating the board housing portion 21d with the outside. On the other hand, the control circuit board 3
The mounting position of the connector base 33 and the terminal 35 is changed to the motor section 2 side of the circuit board 31 so that the connector base 33 is fitted into the communication hole 13h of the connector section 13g. In this way, the opening direction (connection direction) of the connector 13g of the motor 1 may be changed. still,
This embodiment also has the same effects as the effects (8) to (10) described in the above embodiment. Also, lid member 1
Since the seal member 15 is provided on the connector 3, in this embodiment, the connector portion 13 g can be easily made to have a waterproof structure using the seal member 15.

In the above embodiment, the two female terminals 36 are arranged on the control circuit board 31 so as to be parallel to the circuit board 31. For example, the two female terminals 36 may be changed as shown in FIGS. Is also good.

As shown in FIG. 14 and FIG.
8 are assembled to the case 39 so as to be arranged in a direction perpendicular to the control circuit board 31 and integrated (assembled).
The case 39 is provided with a hook 39a, and the hook 39a is locked to the control circuit board 31 so that the case 3
9 is mounted on the circuit board 31. On the other hand, the two connection pieces 14 a extending from the lid member 13 and electrically connected to the female terminals 38 are similarly integrally formed on the lid member 13 so as to be arranged in the vertical direction of the control circuit board 31. In this way, the space for disposing the female terminals 38 in the width direction of the control circuit board 31 can be reduced, and
1 can be reduced in the width direction, which contributes to downsizing of the motor 1.

The yoke housing 4 (motor section 2) of the above embodiment may be cylindrical. The shape of the gear housing 21 of the above embodiment is not limited to this.

The shape of the lid member 13 in the above embodiment is not limited to this. Further, the shape and the shape of the seal member 15 provided integrally with the lid member 13 are not limited thereto. Also, a sealing member such as a packing is
Separately from the cover member 13.

In the above embodiment, the end surface of the control circuit board 31 is pressed by the elastic force of the pressing projection 15a integrally formed with the seal member 15, and the projection 15a and the board accommodating portion 21d are pressed.
, The pressing projection 15a may be omitted. Also, a part of the lid member 13, that is, a part without the seal member 15, and the bottom surface 2 of the substrate accommodating portion 21d.
The control circuit board 31 may be held between 1o.

The clutch 22 of the above embodiment may be omitted. In this case, the rotating shaft 7 and the worm shaft 24 may be integrated. In the above embodiment, the speed reduction mechanism is configured by the worm 24a and the worm wheel 26, but may be configured by using another reduction gear.

In the above embodiment, the hall element 37 and the sensor magnet 23 are used as the rotation detecting means for detecting the rotation of the rotating shaft 7, but a magnetoresistive element may be used instead of the hall element 37. Further, detection means other than the magnetic detection type may be used.

In the above embodiment, the female terminal 3
6. Although the male terminal (connection piece 14) on the motor unit 2 side was used,
A male terminal may be used on the substrate 31 side and a female terminal may be used on the motor section 2 side.

In the above embodiment, the terminal 35 is inserted into and held by the connector base 33. However, the terminal 35 may be inserted into the connector base 33. In the above embodiment, the motor 1 is used as a drive source of the vehicle power window device, but may be a drive source of another device.

[0102]

As described in detail above, according to the present invention,
A motor capable of simplifying an assembling operation can be provided.

[Brief description of the drawings]

FIG. 1 is a plan view of a motor according to an embodiment.

FIG. 2 is an exploded plan view of the motor.

FIG. 3 is an exploded view of the motor as viewed from a direction A in FIG.

FIG. 4 is a perspective view for explaining a fixed portion using a metal plate.

FIG. 5 is a diagram for explaining a surface of a cover member on a gear housing side.

FIG. 6 is a sectional view taken along line BB of FIG. 1;

FIG. 7 is an enlarged sectional view of a female terminal.

FIG. 8 is a rear view of the connector base.

FIG. 9 is an exploded view of another example of the motor.

FIG. 10 is a plan view of another example of the motor.

FIG. 11 is an exploded plan view of another example of the motor.

FIG. 12 is an exploded plan view of another example of the motor.

FIG. 13 is an exploded plan view of another example of the motor.

FIG. 14 is a plan view of another example of the motor.

15 is a sectional view taken along the line CC in FIG.

[Explanation of symbols]

2 ... motor section, 3 ... reduction section, 4 ... yoke housing, 4
c ... opening, 7 ... rotating shaft, 10 ... brush holder, 13 ...
Lid member, 13k: locking hole as lid side locking portion, 13d,
13f: board holding portion, 13g: connector portion, 14, 14
a: connection piece as a motor-side connection terminal, 15: sealing member, 15a: pressing projection as a pressing portion, 15b: bottom portion as a pressing portion, 21: gear housing, 21a: rotary shaft housing, 21d: substrate housing Part, 21e ... opening, 21
g: connector portion, 21p: locking projection as a housing-side locking portion, 22: clutch, 24: worm shaft constituting a reduction mechanism, 26: worm wheel as a reduction gear constituting a reduction mechanism, 31: control circuit Substrates, 36, 38
... female terminals as board-side connection terminals, L1 ... axis line.

Continued on front page F-term (reference) 5H605 AA02 BB09 CC01 CC03 CC08 EA23 EC04 GG04 5H607 AA12 BB04 CC03 CC07 CC09 DD03 DD07 DD08 DD19 EE02 EE21 EE32 FF01 GG02 5H611 AA01 BB01 UA01 UA04 UB01 5H615 BB01

Claims (24)

[Claims] A motor having a rotation shaft and a reduction unit having a reduction mechanism for reducing the rotation of the rotation shaft are integrally assembled, and a control circuit board for controlling the rotation of the motor is housed in the reduction unit. Wherein the gear housing constituting the reduction unit has an opening that opens toward the motor unit side, and the control circuit board is moved from the opening along the axial direction of the rotation shaft. A substrate accommodating portion for inserting and accommodating the motor, wherein the control circuit board is held between the motor portion and the speed reduction portion when the motor portion and the speed reduction portion are assembled. motor. 2. A motor unit having a rotation shaft and a reduction unit having a reduction mechanism for reducing the rotation of the rotation shaft are integrally assembled, and a control circuit board for controlling rotation of the motor unit is housed in the reduction unit. The motor, comprising: a worm shaft provided coaxially with the rotating shaft; and a control circuit board that receives the worm shaft and is opened toward the motor unit. A gear housing having a substrate housing portion inserted and housed along the axial direction of the rotating shaft, wherein the rotating shaft and the worm shaft are drivingly connected when the motor unit and the reduction unit are assembled. And the control circuit board is held between the motor section and the reduction section. 3. The motor according to claim 2, wherein the rotating shaft and the worm shaft transmit the rotating force of the rotating shaft to the worm shaft and transmit the rotating force of the worm shaft to the rotating shaft. The motor is connected via a clutch that prevents the motor from being operated. 4. The motor according to claim 1, wherein the gear housing includes a gear housing that houses a reduction gear that constitutes the reduction mechanism, wherein the substrate is provided. A motor, wherein the housing and the gear housing are arranged with the axis of the rotating shaft interposed therebetween. 5. The motor according to claim 1, wherein the motor unit includes a motor unit-side connection terminal for receiving power supply, and the control circuit board includes the connection terminal. A motor provided with a board-side connection terminal for electrically connecting the motor unit and the deceleration unit, wherein the two terminals are electrically connected to each other when the motor unit and the speed reduction unit are assembled. . 6. The motor according to claim 1, wherein the motor section is formed in a flat cylindrical shape, and the control circuit board has a flat direction in which the motor section extends. The motor is arranged so as to be parallel to the flat direction of the motor. 7. The motor according to claim 1, wherein the gear housing has the same opening as a rotating shaft housing that houses the substrate housing and the rotating shaft, The motor, wherein the opening is closed by the same lid member. 8. The motor according to claim 7, wherein the motor unit has a brush holder, and the lid member integrally includes the brush holder. 9. The motor according to claim 7, wherein the lid member is provided integrally with a seal member having an elastic force for sealing the openings of the gear housing and the yoke housing constituting the motor portion. Motor. 10. The motor according to claim 9, wherein the seal member has a pressing portion that presses the control circuit board in an assembled state of the motor portion and the speed reduction portion. motor. 11. The motor according to claim 7, wherein the cover member includes a motor-unit-side connection terminal for receiving power supply to the motor unit, and the control circuit board. Is a motor provided with a board side connection terminal for electrically connecting with the connection terminal. 12. The motor according to claim 11, wherein the motor-portion-side connection terminal is formed integrally with the lid member. 13. The motor according to claim 7, wherein a housing-side locking portion is formed on the gear housing, and the housing-side locking portion is formed on the lid member. A motor is characterized in that a lid-side locking portion is formed to lock with the gear housing, and the lid member is fixed to the gear housing by locking the two locking portions. 14. The motor according to claim 7, wherein the cover member holds the control circuit board in a state where the motor unit side connection terminal and the board side connection terminal are connected. A motor, comprising: a substrate holding portion for holding. 15. The motor according to claim 1, wherein the gear housing is integrally provided with a connector unit for supplying power to the motor unit. . 16. The motor according to claim 15, wherein the connector is configured to extend in parallel with an axial direction of the rotation shaft. 17. The motor according to claim 15, wherein the connector portion is provided continuously with the board accommodating portion. 18. The motor according to claim 7, wherein the lid member integrally includes a connector unit for supplying power to the motor unit. . 19. A motor unit having a rotation shaft and a reduction unit having a reduction mechanism for reducing the rotation of the rotation shaft are integrally assembled, and a control circuit board for controlling rotation of the motor unit is housed in the reduction unit. Wherein the gear housing constituting the reduction unit has an opening that opens toward the motor unit side, and the control circuit board is moved from the opening along the axial direction of the rotation shaft. The motor unit includes a lid member that closes the opening, and the lid member is electrically connected to a substrate-side connection terminal provided on the control circuit substrate; A motor, wherein a motor unit side connection terminal for receiving power supply to the motor unit is arranged. 20. The motor according to claim 19, wherein the motor section has a brush holder, and the lid member integrally includes the brush holder. 21. The motor according to claim 19, wherein the motor-portion-side connection terminal is formed integrally with the lid member. 22. The motor according to claim 19, wherein a housing-side locking portion is formed on the gear housing, and the housing-side locking portion is formed on the lid member. A motor is characterized in that a lid-side locking portion for locking with the gear member is formed, and the lid member is fixed to the gear housing by locking the two locking portions. 23. The motor according to claim 19, wherein the cover member holds the control circuit board in a state where the motor-side connection terminal and the board-side connection terminal are connected. A motor comprising a substrate holding section for holding. 24. The motor according to claim 19, wherein the lid member integrally includes a connector portion for supplying power to the motor portion. .