JP3982087B2 - High current circuit integrated hydraulic control device for motor drive and its assembly method - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a motor driving large current circuit integrated hydraulic control apparatus in which a hydraulic unit and a motor driving large current circuit unit are integrally attached.
[0002]
[Prior art]
Conventionally, a vehicle includes, for example, a hydraulic unit that adjusts wheel cylinder pressure, an electronic control unit (ECU) that controls the hydraulic unit, and an actuator that adjusts hydraulic pressure in order to perform anti-skid control (ABS control). For example, a large current circuit for driving a motor for driving a pump motor is mounted.
[0003]
In recent years, devices have been modularized for the purpose of simplifying the manufacturing process and making the device compact, and modularization by integrating the ABS control hydraulic unit and the electronic control device described above. Has also been considered.
[0004]
[Problems to be solved by the invention]
As an example of this modularization, on a housing made of aluminum alloy (hydraulic unit housing) containing a hydraulic unit such as a hydraulic circuit, a resin housing (for ECUs) containing a solenoid driving a solenoid valve, an electronic board, etc. A method of attaching the housing) is conceivable.
[0005]
However, in the case of such modularization, an electronic board is arranged above the solenoid in the ECU housing, and these are assembled and electrically connected at the same time. Therefore, the solenoid is attached to the hydraulic unit housing. There is a problem that the electronic substrate cannot be connected unless it is later.
[0006]
Therefore, the work process is not flexible, and as a result, the work procedure cannot be rearranged or divided, resulting in a reduction in work efficiency.
The present invention has been made to solve the above-described problems, and provides a motor-driven large current circuit integrated hydraulic control apparatus for motor driving that can be pre-assembled on an electronic board and has a flexible work procedure, and an assembling method thereof. The purpose is to do.
[0007]
[Means for Solving the Problems and Effects of the Invention]
(1) The invention according to claim 1 is a hydraulic unit containing a hydraulic mechanism for adjusting the hydraulic pressure for vehicle control, a motor driving high current circuit, and a motor driving high current circuit unit containing a motor driving electronic board. Are integrated into a large current circuit integrated hydraulic control device for driving a motor, and the electric actuator for operating the hydraulic mechanism and / or the hydraulic mechanism in the housing of the large current circuit unit for driving the motor. When the operation unit in which the sensor for detecting the state is arranged and the electronic substrate unit in which the electronic substrate is arranged are provided, and the inside of the motor driving large current circuit unit is viewed from the side opposite to the hydraulic unit, the operation Part and the electronic board part with respect to the assembly surface of the motor driving large current circuit unit and the hydraulic unit Without overlapping The gist of the hydraulic control device integrated with a large current circuit for driving a motor, characterized by having a side-by-side structure.
[0008]
The present invention is a motor drive high current circuit integrated hydraulic control apparatus in which a motor drive large current circuit unit housing and a hydraulic unit housing are integrally assembled. In the present invention, an operation unit in which an electric actuator (for example, a solenoid) and a sensor (for example, a pressure sensor) are arranged in an housing of a large current circuit unit for driving a motor and an electronic board unit in which an electronic substrate is arranged are opposite to the hydraulic unit. When viewed from the side, against the assembly surface of the motor drive large current circuit unit and hydraulic unit Without overlapping It has a side-by-side structure.
[0009]
For this reason, separately from the assembly of the solenoid and the sensor, the electronic board can be attached to the housing of the motor driving large current circuit unit in the electronic board part. That is, the electronic board can be assembled in advance. Thereby, the work procedure at the time of manufacture is flexible, and as a result, the work efficiency is improved.
[0010]
In the present invention, an electronic control unit (ECU), for example, a microcomputer that performs various controls, is provided separately from the motor driving large current circuit, that is, a motor driving large current circuit unit. For example, the case has a structure in which a bus bar for a large current circuit for supplying a large current for driving a motor and a substrate for driving a motor are mounted on a case portion of the housing.
[0011]
(1) If there is a large current circuit in the ECU, other signals are affected by noise. However, in the present invention, the actuator (motor) side and the large current circuit are integrated with each other, not the ECU side. Less.
(2) A large current harness between the case portion and the ECU is not required, which contributes to cost reduction. Moreover, the noise is reduced by eliminating the need for a harness.
[0012]
(3) The ECU can be reduced in size and weight.
(4) The yield of the substrate can be improved.
(2) The invention of claim 2
2. The motor-driven high current circuit integrated hydraulic control according to claim 1, wherein a bus bar capable of supplying a large current and connected to a connector is disposed in the electronic substrate unit and the operation unit. The gist of the apparatus.
[0013]
With this bus bar, an electronic element disposed on the electronic board portion and a solenoid or the like disposed on the operating portion can be electrically connected.
(3) The invention of claim 3
3. The motor-driven large current circuit integrated hydraulic control device according to claim 2, wherein an electronic element connected to the bus bar is disposed in the electronic board part separately from the electronic board. And
[0014]
The present invention exemplifies a configuration of an electronic substrate unit, and here, an electronic substrate and an electronic element (for example, an electronic component such as a diode) are arranged.
(4) The invention of claim 4
4. The motor-driven large current circuit integrated hydraulic control device according to claim 3, wherein the electronic substrate and the electronic element are shifted in the vertical direction in the electronic substrate section. 5. And
[0015]
In this invention, arrangement | positioning with an electronic board | substrate and an electronic element is illustrated. Here, the electronic element and the electronic substrate are shifted in the vertical direction to form a two-layer structure. For example, an electronic element is connected to a bus bar arranged on the bottom surface of the electronic board part, and the electronic board is arranged so as to cover the upper side of the electronic element. For this reason, an electronic substrate part and by extension, the whole apparatus can be made compact.
[0016]
(5) The invention of claim 5
The operating part is provided with a mounting terminal on which the bus bar is disposed, and the electric actuator and / or sensor is connected to the bus bar. The gist of the hydraulic control device integrated with a large current circuit for driving a motor.
[0017]
The present invention exemplifies the configuration of the operation unit. In this case, a bus bar is disposed in the operating portion at a mounting terminal (for example, a partition wall of the case portion), and an electric actuator and a sensor are connected to the bus bar.
(6) The invention of claim 6
The housing of the high current circuit unit for driving the motor includes a case portion fixed to the housing of the hydraulic unit, and a cover that covers the case portion. The gist of a large current circuit integrated hydraulic control device for motor driving is as follows.
[0018]
The present invention exemplifies the configuration of the housing of the motor driving large current circuit unit. Here, the housing of the motor driving large current circuit unit includes a case portion and a cover. Therefore, by attaching an electronic substrate or the like to the case portion and then covering it with a cover, for example, an upper exposed portion of the case portion can be covered and watertight or the like can be performed.
[0019]
(7) The invention of claim 7
The motor-driven large current circuit integrated hydraulic control device according to any one of claims 1 to 6, wherein the electric actuator and / or sensor is fixed to a housing of the hydraulic unit by caulking. Is the gist.
[0020]
The present invention exemplifies the mounting state of the electric actuator and sensor. Here, since the electric actuator and sensor are fixed by caulking, the fixing operation is easy and the fixing can be performed firmly.
(8) The invention of claim 8
8. A method of assembling a motor-driven large current circuit integrated hydraulic control device according to claim 1, wherein the motor drive is mounted on a housing of the hydraulic unit on which the electric actuator and / or sensor is mounted. A gist is a method for assembling a motor-driven large current circuit integrated hydraulic control device, in which a case portion of a housing of a large current circuit unit is fixed and then the electronic board is attached to the case portion.
[0021]
In the present invention, the case part of the housing of the large current circuit unit for driving the motor is fixed to the housing of the hydraulic unit on which the electric actuator and the sensor are mounted, and then the electronic board is attached to the case part.
With this method, the entire device can be assembled. In this case, since the electronic board is attached to the motor-driven large current circuit unit in which the heavy hydraulic unit is integrated, stable attachment is possible. is there.
[0022]
(9) The invention of claim 9
The motor drive large current circuit integrated hydraulic control device according to any one of claims 1 to 7, wherein the electronic board is attached to a case portion of a housing of the motor drive large current circuit unit, Next, a gist of a method for assembling a motor-driven large current circuit integrated hydraulic control device, wherein the case portion is fixed to a housing of the hydraulic unit to which the electric actuator and / or sensor is mounted.
[0023]
In the present invention, the electronic board is attached to the case portion of the housing of the motor driving large current circuit unit, and then the case portion is fixed to the housing of the hydraulic unit to which the electric actuator and sensor are mounted.
That is, since the electronic substrate is pre-assembled to the case portion before the two housings are integrated, various processes on the electronic substrate and the like can be easily performed.
[0024]
For example, when a drip-proof material is applied to an electronic substrate and dried, the processing is easy because only the case portion to which the electronic substrate is attached needs to be processed. That is, the heavy and large hydraulic unit is not yet integrated, and therefore, it is only necessary to work on a light and compact device, so that the handling is easy and the work efficiency is improved.
[0025]
(10) The invention of claim 10
The electric actuator / and / or sensor is connected to a bus bar provided in the case portion after fixing the case portion of the motor driving large current circuit unit housing to the hydraulic unit housing. Item 10. The method for assembling the motor-driven large current circuit integrated hydraulic control device according to Item 8 or 9.
[0026]
This invention illustrates the timing which connects an electric actuator and a sensor to a bus bar. That is, since the electric actuator and sensor are fixed to, for example, the upper surface of the hydraulic unit housing by caulking or the like before assembling the two housings, After fixing, the bus bar is connected to the electric actuator or the sensor, for example, a terminal by resistance welding or the like.
[0027]
(11) The invention of claim 11
2. The drip-proof material is applied to the electronic substrate after the electronic substrate is attached to the case portion of the housing of the motor driving large current circuit unit, and then the drip-proof material is dried. The gist of the method of assembling the motor-driven large current circuit integrated hydraulic control device according to any one of 8 to 10 is provided.
[0028]
The present invention shows the timing of application and drying of the drip-proof material. Here, after the electronic board is attached to the case portion of the housing of the motor driving large current circuit unit, a drip-proof material is applied to the electronic board and the drip-proof material is dried. Thereby, not only an electronic substrate main body but a drip-proof process can be performed also on the electrical connection part in an electronic substrate.
[0029]
(12) The invention of claim 12
12. The method of assembling a motor-driven large current circuit integrated hydraulic control device according to claim 11, wherein when the drip-proof material is dried, the entire structure to which the electronic substrate is attached is sent to a drying step. The gist.
[0030]
For example, when assembling in accordance with the procedure of claim 8, after fixing the case part of the motor driving large current circuit unit to the housing of the hydraulic unit, the electronic board is attached to the case part. A drip-proof material is applied and dried on an electronic substrate integrated with the housing.
[0031]
Therefore, in this case, a drip-proof material is applied to the electronic substrate integrated with both housings by, for example, spraying, brushing, dipping in a tank, etc. Dry.
Further, when the assembly is performed according to the procedure of claim 9, the case portion is fixed to the housing of the hydraulic unit after the electronic board is attached to the case portion of the housing of the motor driving large current circuit unit. The drip-proof material is applied and dried on the electronic substrate attached to the substrate.
[0032]
Therefore, in this case, since the drip-proof material is applied to the electronic substrate integrated only with the case portion by a process such as spraying, brushing, or dipping in a tank, the operation is easy. In particular, when the electronic substrate is immersed in the tank, it is necessary to lift the entire housing upside down. However, in the case of the electronic substrate integrated with only the case portion, it is small and lightweight, so the application work is easy. . Moreover, although it dries after apply | coating a drip-proof material, since the electronic substrate integral only with a case part should just be put into a drying apparatus, for example in that case, the operation | work is very easy.
[0033]
DETAILED DESCRIPTION OF THE INVENTION
BEST MODE FOR CARRYING OUT THE INVENTION Preferred embodiments of a motor-driven large current circuit integrated hydraulic control device and an assembling method thereof according to the present invention will be described in detail below with reference to examples (examples).
Example 1
a) First, the configuration of the motor-driven large current circuit integrated hydraulic control device of this embodiment will be described with reference to the drawings.
[0034]
FIG. 1 shows a cross section of a large current circuit integrated hydraulic control device for driving a motor, and FIG. 2 shows a plan view of a state where a cover of a case portion is removed.
As shown in FIGS. 1 and 2, the motor-driven large current circuit integrated hydraulic control device of this embodiment uses a hydraulic pressure such as wheel cylinder pressure for vehicle control such as anti-skid control (ABS control). A hydraulic unit 1 to be adjusted and a motor driving large current circuit unit 2 for driving a motor or the like for adjusting the hydraulic pressure are fixed integrally. In this embodiment, an electronic control unit (ECU), which is a control device that performs various calculations and the like to control the hydraulic pressure and the like, is provided separately from the motor driving large current circuit unit 2.
[0035]
Among them, the motor driving large current circuit unit 2 includes a housing (hereinafter referred to as a large current circuit unit housing) 3, and the large current circuit unit housing 3 is made of a resin box-like case portion 10. And a resin cover 11 covering the opening above the case portion 10.
[0036]
In the large current circuit unit housing 3, there are an electronic board portion 6 in which an electronic board 4 for motor drive control is accommodated, and an operating portion 9 in which a solenoid 7 as an electric actuator and a pressure sensor 8 are accommodated. Is provided. In particular, the electronic board 6 and the operating unit 9 are arranged substantially in parallel so as to be shifted in a plane, that is, in the left and right directions in FIGS. Note that the motor (not shown) and the pump are not shifted in plan because they are different from the arrangement direction and arrangement position of the solenoid 7 and the pressure sensor 8.
[0037]
Hereinafter, each configuration will be described in detail.
(1) Of the case part 10 of the large current circuit unit housing 3, the operating part 9 side (the right side in the figure) is separated from the first block 15 on the upper side (the cover 11 side) by a partition wall 13 extending in a substantially horizontal direction. It is divided into a second block 17 on the lower side (hydraulic unit 1 side).
[0038]
In addition, the electronic substrate unit 6 side (left side in the figure) of the case unit 10 is also the upper electronic substrate unit 6 side and the lower side (simply a space) by the partition wall 14 extending horizontally in the same plane as the partition wall 13. )).
A bus bar 19 made of a plurality of conductive metal plates (for example, copper plates) is disposed in both the partition walls 13 and 14, and connection ends 19a and 19b of the bus bar 19 are located at the upper side of each figure. It is erected and bent up.
[0039]
The bus bar 19 is used as a large current circuit (for example, for current of 12V, 80A). Of the bus bar 19, an end portion 19a in the electronic board portion 6 is an electronic element such as a diode. The terminals of the electronic component 21 are pressed and connected. A terminal 7a extending from the solenoid 7 and a terminal 8a extending from the sensor 8 are connected to the end 19b of the bus bar 19 in the first block 15 by resistance welding.
[0040]
Further, the electronic board 4 is attached to the electronic board part 6 so as to cover the electronic component 21 attached to the bus bar 19.
As shown in FIG. 3, a large number of electronic components 33 such as control ICs and semiconductor relays are arranged on the electronic board 4, and engaging portions 27 (standing on the partition wall 14) are engaged at two left and right positions. A locking hole 35 for stopping is provided.
[0041]
In addition, through holes 31 into which screw members 29 as internal screws are inserted are provided at two positions on the left and right sides (downward in FIG. 3) of the operating portion 9. A through hole 31 into which a screw member 29 as an external screw is inserted is provided at two places on the left and right.
[0042]
A substantially 32-shaped wall 32 is provided around the electronic substrate portion 6 and the first block 15 as viewed from above. As shown in FIG. 1, the wall 32 and the outer wall 11a of the cover 11 are provided. Are joined by vibration welding.
On the other hand, twelve solenoids 7 and one pressure sensor 8 are disposed in the second block 17, and these solenoids 7 and pressure sensors 8 are fixed to the hydraulic unit housing 40 by caulking. Yes. The solenoid 7 is an electric actuator that drives a solenoid valve (not shown) in the hydraulic unit 1, and the pressure sensor 8 is a sensor that detects the hydraulic pressure in a hydraulic circuit (not shown).
[0043]
(2) Next, the cover 11 will be briefly described. As shown in FIG. 1, the cover 11 is composed of a part covering the electronic substrate part 6 and a part covering the first block 15. A wall 11a is erected in the same shape as the substantially 8-shaped wall 32.
[0044]
Therefore, the cover and the case portion 10 are integrated with each other by joining the cover 11 so as to cover the opening above the case portion 10 with the cover 11.
By this joining, the case portion 10 and the cover 11 are integrated, so that water or the like can be prevented from entering the housing 3 for a large current circuit unit. In particular, the periphery of the electronic substrate unit 6 is completely watertight by the partition wall 14, the wall 32, and the cover 11.
[0045]
(3) Next, the hydraulic unit 1 will be briefly described. The hydraulic unit 1 includes the hydraulic unit housing 40 that houses a hydraulic mechanism including a hydraulic circuit, a solenoid valve, and the like (not shown). The hydraulic unit housing 40 is a container made of a substantially box-shaped aluminum alloy.
[0046]
The solenoid 7 and the pressure sensor 8 are fixed to the upper surface side of the hydraulic unit housing 40 by caulking.
b) Next, a method for assembling the motor-driven large current circuit integrated hydraulic control device of this embodiment will be described with reference to FIGS.
[0047]
4 shows the manufacturing procedure, FIG. 5 (a) shows the plane of the apparatus in FIG. 4 (b), and FIG. 5 (b) shows the plane of the apparatus in FIG. 4 (c).
(1) As shown in FIG. 4A, the solenoid 7 and the pressure sensor 8 are fixed to the upper surface of the hydraulic unit housing 40 by caulking.
[0048]
(2) Next, as shown in FIGS. 4 (b) and 5 (a), the case portion 10 is configured such that the solenoid 7 and the pressure sensor 8 are accommodated in the second block 17 of the case portion 10. Is disposed on the upper surface of the hydraulic unit housing 40. As a result, the end portion 19b of the bus bar 19 and the terminals 7a and 8a of the solenoid 7 and the pressure sensor 8 are brought close to or in contact with each other. The bus bar 19 is integrated into the partition walls 13 and 14 of the case portion 10 when the case portion 10 is manufactured.
[0049]
(3) Next, the screw member 29 is passed through the through hole 31 of the case portion 10, and the screw member 29 is turned to screw the screw member 29 into a screw hole (not shown) of the hydraulic unit housing 40. As a result, the case portion 10 is fixed to the upper surface of the hydraulic unit housing 40.
[0050]
The electronic component 21 that is an electronic element may be mounted on the bus bar 19 in advance before the case portion 10 is fixed to the hydraulic unit housing 40, or may be mounted after being fixed.
(4) Next, the end 19b of the bus bar 19 and the terminals 7a and 8a of the solenoid 7 and the pressure sensor 8 are joined by resistance welding and electrically connected.
[0051]
(5) Next, as shown in FIGS. 4 (c) and 5 (b), the electronic substrate 4 is attached so as to cover the electronic element by the electronic substrate portion 6 of the case portion 10. In other words, the electronic substrate 4 is fixed to the upper surface side of the case portion 10 by fitting the engaging portion 27 erected on the case portion 10 into the engaging hole 35 of the electronic substrate.
[0052]
(6) Next, the case unit 10 and the hydraulic unit 1 are lifted together, and the electronic substrate 4 is attached to a tank (not shown) in which a drip-proof material is placed, and the drip-proof material is attached to the electronic substrate 4.
(7) Next, the electronic substrate 4 to which the drip-proof material is attached is placed in a drying device (not shown) together with the case portion 10 and the hydraulic unit 1 to dry the drip-proof material.
[0053]
(8) Thereafter, the entire hydraulic control device is taken out of the drying device, and as shown in FIG. 4 (d), the cover 11 is covered so as to cover the upper surface side of the case portion 10, and the case portion 10 and the cover 11 are covered by vibration welding. Are joined together.
As a result, a motor driving large current circuit integrated hydraulic control apparatus in which the hydraulic unit 1 is integrated with the motor driving large current circuit unit 2 is completed.
[0054]
As described above, in the motor-driven large current circuit integrated hydraulic control device of this embodiment, the operation unit 9 in which the solenoid 7 and the pressure sensor 8 are arranged and the electronic board unit 6 in which the electronic board 4 is arranged are planarly arranged. Therefore, the operation unit 9 and the electronic substrate unit 6 can be separately manufactured. This increases the flexibility of the manufacturing procedure, so that the electronic substrate 4 can be pre-assembled as shown in Example 2 later.
[0055]
Further, since only the electronic board portion 6 is made watertight, there is an advantage that the waterproof capability is extremely high.
(Example 2)
Next, Example 2 will be described.
[0056]
In this embodiment, the configuration of the large current circuit integrated hydraulic control device for driving the motor is the same as that of the first embodiment, and the assembly method is greatly different. Therefore, the assembly method will be described. The same numbers are used for parts and the like.
Here, a method of assembling the motor-driven large current circuit integrated hydraulic control device of this embodiment will be described with reference to FIGS.
[0057]
FIG. 6 shows the manufacturing procedure, FIG. 7 (a) shows the plane of the apparatus in FIG. 6 (a), and FIG. 7 (b) shows the plane of the apparatus in FIG. 6 (b).
(1) As shown in FIGS. 6 (a) and 7 (a), in the case portion 10 of the housing 3 for a large current circuit unit, the end 19a of the bus bar 19 of the electronic board portion 6 has an electronic element as an electronic element. The component 21 is mounted.
[0058]
(2) Next, as shown in FIGS. 6B and 7B, the electronic substrate 4 is attached so that the electronic substrate 6 of the case portion 10 covers the electronic element. An electronic component 33 such as a control IC or a semiconductor relay is mounted on the electronic board 4.
(3) Next, the entire case portion 10 is lifted, and the electronic substrate 4 is placed in a tank in which a drip-proof material is placed, and the drip-proof material is attached to the electronic substrate 4.
[0059]
(4) Next, the electronic substrate 4 to which the drip-proof material is attached is put together with the case portion 10 in a drying apparatus to dry the drip-proof material.
(5) On the other hand, separately from the above steps, the solenoid 7 and the pressure sensor 8 are fixed to the upper surface of the hydraulic unit housing 40 by caulking.
[0060]
(6) Then, as shown in FIG. 6 (c), the case portion 10 is attached to the hydraulic unit housing 40 so that the solenoid 7 and the pressure sensor 8 are accommodated in the second block 17 of the case portion 10. Place on top.
(7) Next, the screw member 29 is passed through the through hole 31 of the case portion 10, and the screw member 29 is turned to screw the screw member 29 into the screw hole of the hydraulic unit housing 40. It is fixed to the upper surface of the housing 40 for use.
[0061]
(8) Next, the end 19b of the bus bar 19, the solenoid 7 and the terminals 7a and 8a of the pressure sensor 8 are joined by resistance welding and electrically connected.
(9) Then, as shown in FIG. 6 (d), the cover 11 is covered so as to cover the upper surface side of the case portion 10, and the case portion 10 and the cover 11 are joined and integrated by vibration welding.
[0062]
As a result, a motor driving large current circuit integrated hydraulic control apparatus in which the hydraulic unit 1 is integrated with the motor driving large current circuit unit 2 is completed.
As described above, in the motor-driven large current circuit integrated hydraulic control device of this embodiment, the operation unit 9 in which the solenoid 7 and the pressure sensor 8 are arranged and the electronic board unit 6 in which the electronic board 4 is arranged are planarly arranged. Therefore, the operation unit 9 and the electronic substrate unit 6 can be separately manufactured. This increases the flexibility of the manufacturing procedure, so that the electronic substrate 4 can be pre-assembled.
[0063]
That is, in this embodiment, after the electronic substrate 4 is attached to the case portion 10, the case portion 10 is fixed to the hydraulic unit housing 40. Therefore, when performing the operation of applying the drip-proof material to the electronic substrate 4 or the operation of drying the drip-proof material, these operations may be simply performed together with the lightweight case portion 10, and the entire hydraulic unit 1 is operated. There is no need. Therefore, the work of lifting the large and heavy hydraulic unit 1 is not necessary, so the work is easy and the work space can be reduced.
[0064]
Needless to say, the present invention is not limited to the above-described embodiments and can be carried out in various modes without departing from the technical scope of the present invention.
[Brief description of the drawings]
FIG. 1 is an explanatory diagram showing a cross section of a motor-driven large current circuit integrated hydraulic control device according to a first embodiment;
FIG. 2 is an explanatory view showing a cross section of the hydraulic control device integrated with a large current circuit for driving a motor according to the first embodiment.
FIG. 3 is a plan view showing a state in which a cover of the motor driving large current circuit integrated hydraulic control apparatus according to the first embodiment is opened.
FIG. 4 is an explanatory diagram illustrating a procedure of a manufacturing method of the motor-driven large current circuit integrated hydraulic control device according to the first embodiment.
FIGS. 5A and 5B show a procedure of the manufacturing method of the motor driving large current circuit integrated hydraulic control apparatus according to the first embodiment, where FIG. 5A is a plan view of FIG. 4B and FIG. 4B is a plan view of FIG. It is a top view.
FIG. 6 is an explanatory diagram illustrating a procedure of a manufacturing method of a large current circuit integrated hydraulic control device for driving a motor according to a second embodiment.
7 shows a procedure of a manufacturing method of a motor-driven large current circuit integrated hydraulic control device according to a second embodiment, where (a) is a plan view of FIG. 6 (a) and (b) is a plan view of FIG. 6 (b). It is a top view.
[Explanation of symbols]
1 ... Hydraulic unit
2 ... High current circuit unit for motor drive
3 ... Housing for large current circuit unit
4 ... Electronic board
6 ... Electronic board part
9 ... Operation part
10 ... Case part
11 ... Cover
13, 14 ... partition wall
15 ... 1st block
17 ... Second block
21, 33 ... Electronic components
40. Housing for hydraulic unit

Claims (12)

For motor driving, a hydraulic unit containing a hydraulic mechanism for adjusting hydraulic pressure for vehicle control and a motor driving high current circuit unit and a motor driving high current circuit unit containing a motor driving electronic board are assembled together. A large current circuit integrated hydraulic control device,
In the housing of the motor driving large current circuit unit,
An electric actuator that operates the hydraulic mechanism and / or an operation unit in which a sensor that detects the state of the hydraulic mechanism is disposed, and an electronic substrate unit in which the electronic substrate is disposed, and
When the inside of the motor driving large current circuit unit is viewed from the side opposite to the hydraulic unit, the operation unit and the electronic board unit are on the assembly surface of the motor driving large current circuit unit and the hydraulic unit. A large-current circuit integrated hydraulic control device for driving a motor, characterized by having a structure arranged without overlapping .    2. The motor-driven high current circuit integrated hydraulic control according to claim 1, wherein a bus bar capable of supplying a large current and connected to a connector is disposed in the electronic substrate unit and the operation unit. apparatus.   3. The motor-driven large current circuit integrated hydraulic control device according to claim 2, wherein an electronic element connected to the bus bar is arranged in the electronic board part separately from the electronic board.   4. The motor-driven large current circuit integrated hydraulic control device according to claim 3, wherein the electronic substrate and the electronic element are shifted in the vertical direction in the electronic substrate unit.   The operating part is provided with a mounting terminal on which the bus bar is disposed, and the electric actuator and / or sensor is connected to the bus bar. High current circuit integrated hydraulic control device for motor drive.   The housing of the high current circuit unit for driving the motor includes a case portion fixed to the housing of the hydraulic unit, and a cover that covers the case portion. High current circuit integrated hydraulic control device for motor drive.   The motor-driven large current circuit integrated hydraulic control device according to any one of claims 1 to 6, wherein the electric actuator and / or sensor is fixed to a housing of the hydraulic unit by caulking. . A method of assembling the motor-driven large current circuit integrated hydraulic control device according to any one of claims 1 to 7,
A housing portion of the motor driving large current circuit unit is fixed to a housing of the hydraulic unit to which the electric actuator and / or sensor is mounted, and then the electronic board is attached to the case portion. A method for assembling a large current circuit integrated hydraulic control device for driving a motor. A method of assembling the motor-driven large current circuit integrated hydraulic control device according to any one of claims 1 to 7,
The electronic board is attached to a case portion of a housing of the motor driving large current circuit unit, and then the case portion is fixed to a housing of the hydraulic unit to which the electric actuator and / or sensor is mounted. A method for assembling a large current circuit integrated hydraulic control device for driving a motor.   The electric actuator / and / or sensor is connected to a bus bar provided in the case portion after fixing the case portion of the motor driving large current circuit unit housing to the hydraulic unit housing. Item 10. The method for assembling the motor-driven large current circuit integrated hydraulic control device according to Item 8 or 9.   2. The drip-proof material is applied to the electronic substrate after the electronic substrate is attached to the case portion of the housing of the motor driving large current circuit unit, and then the drip-proof material is dried. A method of assembling the motor-driven large current circuit integrated hydraulic control device according to any one of 8 to 10.   12. The method for assembling a motor-driven large current circuit integrated hydraulic control device according to claim 11, wherein when the drip-proof material is dried, the entire structure to which the electronic substrate is attached is sent to a drying step.

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