WO2008062865A1 - Control unit for automatic transmission and automatic transmission with control unit - Google Patents
Control unit for automatic transmission and automatic transmission with control unit Download PDFInfo
- Publication number
- WO2008062865A1 WO2008062865A1 PCT/JP2007/072642 JP2007072642W WO2008062865A1 WO 2008062865 A1 WO2008062865 A1 WO 2008062865A1 JP 2007072642 W JP2007072642 W JP 2007072642W WO 2008062865 A1 WO2008062865 A1 WO 2008062865A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- automatic transmission
- connector
- control unit
- unit
- transmission case
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/0003—Arrangement or mounting of elements of the control apparatus, e.g. valve assemblies or snapfittings of valves; Arrangements of the control unit on or in the transmission gearbox
- F16H61/0006—Electronic control units for transmission control, e.g. connectors, casings or circuit boards
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/027—Gearboxes; Mounting gearing therein characterised by means for venting gearboxes, e.g. air breathers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/029—Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/10—Sockets for co-operation with pins or blades
- H01R13/11—Resilient sockets
- H01R13/112—Resilient sockets forked sockets having two legs
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/21—Elements
- Y10T74/2186—Gear casings
Definitions
- the present invention relates to a control unit for an automatic transmission and an automatic transmission equipped with the control unit, and more particularly, to a control unit for an automatic transmission that is a structure for mounting the control unit to the automatic transmission, and its control unit.
- the present invention relates to an automatic transmission equipped with a control unit.
- Patent Document 1 discloses a technique in which a control device is provided in an automatic transmission case for an automatic transmission.
- a control device is disposed in the oil pan. If the control device is arranged in the automatic transmission case in this way, the control device is provided at a position close to the hydraulic control device, so that the signal line between them can be shortened, thereby reducing the cost. . However, when replacing the control unit, it is necessary to disassemble the automatic transmission case, which complicates maintenance work.
- Patent Document 2 is an invention that solves this problem.
- an automatic transmission including an automatic transmission case having a through-hole, a connector fitted into the through-hole, and a control device housed in the connector and positioned in the automatic transmission case.
- a control device is presented. Therefore, when exchanging the control device, it is not necessary to disassemble the automatic transmission case as in the prior art by simply removing the connector from the through hole and replacing the connector itself. As a result, the control device can be easily replaced.
- Patent Document 1 JP 11 257483 A
- Patent Document 2 JP-A-2006-250321
- the force S the technique of Patent Document 2 is a device in which a control device is disposed in a connector case, and a wire is integrally formed at the upper end. Must be replaced with a faulty wire harness.
- the present invention has been made to solve the problem of power and trouble, and provides an automatic transmission control unit that can be easily attached to the automatic transmission, and also requires power and cost for replacement. It is an object of the present invention to provide an automatic transmission control unit that can prevent an increase and an automatic transmission equipped with the control unit. Means for solving the problem
- a control unit for an automatic transmission according to claim 1 is connected to an electronic device inside the automatic transmission case in a unit body on which a control device for controlling the automatic transmission is mounted, and the automatic transmission case
- a first connector connected to a connector provided inside, and a second connector exposed to the outside of the automatic transmission and connected to a control system electronic device such as an engine outside the automatic transmission are attached.
- at least a part of the automatic transmission case is inserted into a through hole provided in the automatic transmission case, and is sealed by a sealing mechanism between the control unit of the automatic transmission and the automatic transmission case. It is what is done.
- the inside of the automatic transmission case is a space surrounded by the housing of the torque converter, the housing of the transmission mechanism, and a space surrounded by an oil pan or the like.
- the unit body is a housing made of aluminum, synthetic resin, etc., and is equipped with an electronic control device such as a microcomputer necessary for controlling an automatic transmission.
- the electronic control device and other sensors and actuators Any device may be used as long as it is equipped with a control device composed of an electronic circuit that transmits and receives these signals.
- the sealing mechanism portion preferably covers the through-hole of the automatic transmission from above or seals from the side portion.
- the automatic transmission case and the automatic transmission case It should be possible to arrange the unit with relative external force applied to the unit body!
- the unit main body of the control unit of the automatic transmission according to claim 2 is guided by a fixed guide portion provided inside the automatic transmission case, and the first connector is connected to the automatic transmission case.
- the unit that guides the connection to the connector provided inside.
- the movable side guide part formed in the lower part of the main body is provided.
- the fixed side guide portion and the movable side guide portion are preferably substantially V-shaped by inserting the unit main body, for example, one is a convex portion and the other is a substantially Y-shaped opening.
- the connection between the connector and the first connector connected to the connector provided inside the automatic transmission case is made possible by deepening the coupling with the aperture and limiting the backlash in the horizontal direction at the straight portion. If it is a thing,
- one of the fixed-side guide portion and the movable-side guide portion is a convex portion and the other is a substantially Y-shaped opening, and the unit main body By inserting a deep hole, the connection with the substantially V-shaped opening is deepened, and the horizontal play is restricted by the approximately Y-shaped straight line.
- the fixed-side guide portion and the movable-side guide portion may be provided inside the automatic transmission case as long as the connection between the fixed-side guide portion and the movable-side guide portion can be regulated by deepening the coupling. If it has a structure that can lead to the connection between the connector and the first connector on the unit body side connected to it.
- one of the fixed-side guide portion and the movable-side guide is a convex portion, and the other is a substantially Y-shaped opening.
- the connection with the substantially V-shaped opening is deepened, and the rattling in the horizontal direction is restricted by the substantially Y-shaped linear portion, and the connector provided inside the automatic transmission case and the first connected to it are connected.
- Positioning to connect with the connector. That is, the fixed side guide portion and the movable side guide portion are auxiliary means for connecting the connector provided inside the automatic transmission case and the first connector connected thereto. It is only necessary that the backlash in the horizontal direction is restricted by inserting the unit main body and that the connector provided inside the automatic transmission and the first connector connected thereto can be accurately connected. .
- the sealing mechanism portion of the control unit of the automatic transmission according to claim 5 presses the packing by a flange disposed in the unit main body.
- the unit body and the flange may have the same constituent material.
- a part of the unit body may be insert-molded on the flange.
- the sealing mechanism portion of the control unit of the automatic transmission according to claim 6 presses the packing with a lid body made of a member different from the unit main body.
- the flange disposed in the unit main body is formed integrally with the unit main body and the flange, so long as the sealability is secured by another member! / ,.
- the first connector connected to the connector provided in the automatic transmission case according to claim 7 is one of the connector male terminals in relation to the connector provided in the automatic transmission case.
- a partition that insulates each other or between the female connector terminals is provided, and an insertion recess for mounting the partition between the other female connector terminals or between the connector male terminals is provided.
- the partition may be formed in a lattice shape, or a cut portion may be present at a part of the side that is difficult to bend. However, it is preferably formed in a grid on the connector male terminal or connector female terminal side.
- the partition and the insertion recess of the control unit of the automatic transmission according to claim 8 are inserted into the partition and the insertion recess at an initial stage when the partition and the insertion recess are relatively coupled.
- the insertion restriction is released.
- the partition wall and the insertion recess accurately connect the connector provided in the oil inside the automatic transmission and the connector facing the connector, and temporarily insert the unit body into the connector. If the female terminal or connector male terminal breaks, contact with the adjacent connector female terminal or connector male terminal will not be possible.
- the unit main body of the control unit of the automatic transmission according to claim 9 is provided with a breather hole in the flange or lid that communicates from the inside of the automatic transmission case to the outside of the automatic transmission case. is there.
- the breather hole communicates with the inside and outside of the automatic transmission case, prevents intrusion of dust and the like into the inside of the automatic transmission case, and is pressured so as to cope with the volume change of the automatic transmission case. It only needs to be adjustable.
- An automatic transmission according to claim 10 includes a transmission mechanism housed in an automatic transmission case, a hydraulic circuit that drives the transmission mechanism, an electronic device that controls the flow of hydraulic pressure in the hydraulic circuit, and
- the automatic transmission control unit according to any one of claims 1 to 7 is provided.
- the speed change mechanism housed inside the automatic transmission case the hydraulic circuit that drives the speed change mechanism, and the various electronic devices that control the flow of the hydraulic pressure of the hydraulic circuit can have known configurations.
- the control unit for an automatic transmission according to any one of claims 1 to 9 is included in the configuration requirements.
- a control unit for an automatic transmission according to claim 1 is connected to an electronic device inside an automatic transmission case with respect to a unit body on which a control device for controlling the automatic transmission is mounted.
- An automatic transmission comprising: a first connector connected to a connector provided inside a case; and a second connector that is exposed to the outside of the automatic transmission and connected to an electronic device outside the automatic transmission. At least a part of the control unit is inserted into a through-hole provided in the automatic transmission case, and the control unit is sealed with the automatic transmission case by a sealing mechanism.
- the unit main body is provided with a connector at the upper end that is connected to another engine control system exposed to the outside of the automatic transmission, and the wire is not integrally formed. Even if you do this, you do not need to replace the entire wire harness.
- the unit main body of the control unit of the automatic transmission according to claim 2 is guided by a fixed-side guide portion provided inside the automatic transmission case, and the first connector is connected to the automatic transmission.
- the two connectors are provided with a movable side guide portion formed at a lower portion of the unit main body to be connected to a connector provided in the machine case.
- the movable guide part formed at the lower part of the unit body is guided by the fixed guide part provided in the oil inside the automatic transmission, and the connector at the lower end of the unit body is connected to the automatic transmission. There is no displacement in the direction perpendicular to the length direction between the connectors, the force that is connected to the connector provided inside the case. Thus, accurate loading of the unit main body is facilitated.
- One of the fixed side guide portion and the movable side guide portion of the unit main body of the control unit of the automatic transmission according to claim 3 is a convex portion, and the other is a substantially Y-shaped opening. 3.
- the unit body deepens the coupling with the substantially Y-shaped opening by inserting the unit body and regulates the horizontal play at the straight portion. In the straight part of the letter shape, there is no backlash between the convex part and there is no deviation in the direction perpendicular to the length direction between the connectors, and accurate mounting of the unit body is easy become.
- one of the fixed-side guide portion and the movable-side guide is a convex portion, and the other is a substantially Y-shaped opening. Insertion deepens the connection with the substantially V-shaped opening, regulates the backlash in the horizontal direction at the straight portion of the approximately Y-shaped opening, and connects with the connector provided in the automatic transmission case.
- the center of the substantially V-shaped opening has a fitting state in which there is no backlash between the convex portion and the projection. Therefore, there is no deviation in the direction perpendicular to the length direction between the connectors, which can lead to the connection between the connectors, and the accurate loading of the unit body and the accurate connection of the connector are facilitated.
- the sealing mechanism portion that seals the space between the automatic transmission and the unit main body of the control unit of the automatic transmission according to claim 5 is packed by a flange disposed in the unit main body.
- the force S that increases the sealing performance between the automatic transmission and the unit body is used. Monkey.
- the first connector of the control unit of the automatic transmission according to claim 7 is in a relationship with a connector provided inside the automatic transmission case, between either one of the connector male terminals or between the female connector terminals. 7.
- a partition wall is provided to insulate, and a insertion recess for mounting the partition wall is provided between the other connector female terminals or between the connector male terminals.
- a partition that insulates between the connector male terminals is provided, and when the connectors are connected, even if the connector male terminals are bent or bent, the terminals are short-circuited. Can be prevented. Further, the connection between the connectors is ensured by the force S by fitting the partition wall and the insertion recess.
- the partition wall and the insertion recess are in an initial direction in which the partition wall and the insertion recess are relatively coupled to each other.
- the insertion restriction is canceled. Due to the restriction of insertion of the recess, the connection between the connector female terminal and the connector male terminal will not be insufficient.
- a breather hole that communicates from the inside of the automatic transmission case to the outside of the automatic transmission case is provided in the unit body of the control unit of the automatic transmission according to claim 9. Therefore, in addition to the effect described in claim 6 or claim 7, the automatic transmission case is communicated with the outside in any environmental condition, so that the automatic response to environmental temperature changes can be achieved.
- the pressure can be adjusted with respect to the change in volume of the transmission case.
- the force S prevents dust from entering the automatic transmission case.
- An automatic transmission according to claim 10 includes a transmission mechanism housed in an automatic transmission case, a hydraulic circuit that drives the transmission mechanism, various electronic devices that control the hydraulic flow of the hydraulic circuit, and The control unit for an automatic transmission according to any one of claims 1 to 9 is provided.
- FIG. 1 is a schematic configuration diagram showing an overall schematic configuration of a known automatic transmission.
- FIG. 2 is an overall cross-sectional view showing the mounting state of the control unit of the automatic transmission according to the first embodiment of the present invention.
- FIG. 3 is a partial cross-sectional view showing the overall structure of the unit body in the control unit of the automatic transmission according to the first embodiment of the present invention.
- FIG. 3 (b) is a connector exposed to the outside of the automatic transmission.
- FIG. 4 is a partial sectional view showing an upper structure of a unit body in the control unit of the automatic transmission according to the second embodiment of the present invention.
- FIG. 5 is a partial cross section showing an upper structure of a unit body in the control unit of the automatic transmission according to the third embodiment of the present invention.
- FIG. 6 is an explanatory view of an enlarged cross section of a main part showing a main part structure of the connector in the control unit of the automatic transmission according to the fourth embodiment of the present invention.
- Fig. 7 is an explanatory view of an enlarged cross section of a main part showing a main part structure of the connector in the control unit of the automatic transmission according to the fifth embodiment of the present invention.
- FIG. 1 is a schematic configuration diagram showing an overall schematic configuration of a known automatic transmission.
- FIG. 2 is an overall cross-sectional view showing the mounting state of the control unit of the automatic transmission according to the first embodiment of the present invention
- FIG. 3 shows the control unit of the automatic transmission according to the first embodiment of the invention ( a) is a partial cross-sectional view showing the overall structure of the unit body, and (b) is a plan view of the connector exposed to the outside of the automatic transmission.
- a crankshaft serving as an output shaft of an engine 1 that combusts a mixture of fuel and air injected from an injector in a combustion chamber in a cylinder is a torque converter accommodated in the converter housing 3.
- Input the rotational speed and rotational torque to 2 convert the rotational speed and rotational torque input to the torque converter 2, and the output is input from the input shaft 7 of the automatic transmission 5, is shifted, and output from the output shaft 8.
- the automatic transmission 5 includes a torque converter 2 and a transmission mechanism 4, and oil is contained and incorporated in a space formed by the housing 3 of the torque converter 2 and the transmission mechanism 4 and the oil pan 6.
- the oil pump circulates in the automatic transmission 5.
- the inside of the case of the automatic transmission 5 means a space surrounded by the torque converter 2 and the transmission mechanism 4 and a space surrounded by the oil pan 6. To do.
- a control device 23 that performs hydraulic control, an actuator that performs automatic transmission, a solenoid, and various sensors.
- a connector 12 is arranged via a connected lead wire 11.
- the connector 12 is a metal or synthetic resin connector. It is fixed to the inside of the housing of the automatic transmission 5 with a bolt 14 by a connector fitting 10.
- the connector fixture 10 is provided with protrusions 15 as fixed side guide portions provided around the connector 12 so as to protrude outward on both opposing surfaces.
- the protrusion 15 is composed of a substantially large-diameter cylindrical head portion 15a and a substantially small-diameter cylindrical leg portion 15b.
- the substantially large-diameter circular column head 15a of the projection 15 is used to prevent the leg portion 15b fitted to the movable guide portion 24 from being detached, and corrects the horizontal displacement.
- the connector 12 including the female connector terminal is provided in the oil inside the automatic transmission 5, and the protrusion 15 as the fixed side guide portion is disposed on the opposing surface around the connector 12. .
- a connector 12 is attached to the connector fixture 10 and a projection 15 as a fixed side guide portion is provided on the opposite surface.
- the protrusion 15 of the present embodiment is a force composed of a substantially large-diameter cylindrical head portion 15a and a substantially small-diameter cylindrical leg portion 15b. can do.
- the leg portion 15b is not limited to a small-diameter cylinder, but may be a substantially plate-like one, a substantially semicircular cross-section, a substantially oval cross-section, or the like.
- the unit body 20 made of metal or synthetic resin according to the present embodiment includes a connector male terminal 21b facing the connector 12 including the connector female terminal 12b provided in the oil inside the automatic transmission 5.
- a connector 21 as the first connector of this embodiment is arranged at the lower end.
- a connector 22 as a second connector of the present embodiment which is composed of an external connector terminal of the automatic transmission 5, is disposed at the upper end.
- a control device 23 composed of a microcomputer for controlling the automatic transmission 5 is mounted.
- a movable side guide portion 24 having an opening 25 below the substantially Y-shape for determining the insertion position by the leg portion 15b of the protrusion 15 is formed.
- the lower part of the movable side guide part 24 is formed in the taper shape which thickness became thin as the front-end
- the protrusion 15 as the fixed guide portion provided in the oil inside the automatic transmission 5 is sandwiched by the substantially Y-shaped opening 25 of the movable guide portion 24 to insert the unit body 20. Therefore, when the connection with the substantially Y-shaped opening 25 is deepened and the straight portion is connected, there is little restriction in the horizontal direction.
- the protrusion 15 and the movable side guide part 24 as the fixed side guide part are convex on the fixed side, that is, , A leg portion 15b of the protrusion 15, and a movable side guide portion 24 having a substantially Y-shaped opening 25 on the movable side.
- the insertion of the unit body 20 deepens the connection with the V-shaped opening 25, Positioning for connecting the connector 12 provided in the automatic transmission 5 and the connector 21 facing it is performed by regulating the horizontal backlash in a substantially Y-shaped linear portion. Therefore, the relationship between the two is that the protrusion 15 as the fixed guide portion and the movable guide portion 24 are used to connect the connector 12 provided inside the automatic transmission 5 and the connector 21 facing it. It functions as an auxiliary means and regulates the backlash in the horizontal direction by inserting the unit body 20, and after receiving the restriction, there is a connection between the connector 12 provided in the automatic transmission 5 and the connector 21 corresponding thereto. By connecting, both can be connected accurately.
- the force S in which the fixed side is the leg portion 15b of the protrusion 15 and the movable side is the movable side guide portion 24 having the substantially Y-shaped opening 25, when implementing the present invention
- the guide can have a leg portion 15b of the protrusion 15 on the movable side and an opening 25 having a substantially Y shape on the fixed side.
- the fixed-side guide portion and the movable-side guide 24 are auxiliary means for connecting the connector 12 provided in the automatic transmission 5 and the connector 21 opposed thereto. Any intentional means that can regulate the backlash in the horizontal direction by inserting the main body 20 and can accurately connect the connector 12 provided inside the automatic transmission 5 to the connector 21 facing the connector 12 is acceptable.
- the movable side guide part 24 is formed in a tapered shape with a thickness reduced toward the tip, the degree of freedom is high at the beginning of insertion of the unit body 20, but the leg part 15 of the protrusion 15 is high.
- the movable side guide part 24 is moved in the horizontal direction by the head 15a of the projection 15 and guided to a desired position.
- a connector 22 is disposed at the upper end of the unit body 20.
- the connector 22 may be a connector male terminal 21b or a connector female terminal 12b.
- the connector male terminal 21b is used so that foreign matter does not enter the unit body 20 during conveyance of the automatic transmission 5.
- the connector 22 is disposed on the upper part of the unit main body 20 and has a sealing property maintained with an adhesive or the like.
- a flange 26 is formed around the connector 22 at the upper part of the unit main body 20.
- the flange 26 expands in the direction perpendicular to the insertion direction of the unit body into the automatic transmission,
- a plurality of through holes 26a to be tightened are provided, and the through hole 4a into which the unit body 20 of the automatic transmission 5 is inserted is covered from above.
- the packing 27 of the present embodiment constitutes a sealing mechanism that seals between the automatic transmission 5 and the unit main body 20.
- the flange 26 disposed on the unit body 20 is not limited to the same material of the unit body 20 and the flange 26 as long as the unit body 20 and the flange 26 are integrally formed. It is also possible to insert part of the unit body 20 into the flange 26 that is not available.
- a breather 28 is formed in the unit body 20 in a body.
- the breather 28 serves as a flow path for air that the automatic transmission 5 and the oil pan 6, etc. breathe due to changes in internal volume due to temperature changes of the automatic transmission 5 and the oil pan 6, etc.
- V is composed of a breathing path 28a and a sealing valve 28b in which a plurality of small holes are formed so that foreign substances do not enter from the outside.
- the control unit of the automatic transmission includes the connector 12 provided in the oil inside the automatic transmission 5 and the fixed-side guide portion provided around the connector 12.
- the connector 21 facing the connector 12 provided in the oil inside the automatic transmission 5 is arranged at the lower end and the connector 22 outside the automatic transmission 5 is arranged at the upper end, It is guided by a unit body 20 equipped with a control device 23 such as a microcomputer for controlling the automatic transmission 5 and a protrusion 15 serving as a fixed side guide portion provided in the oil inside the automatic transmission 5, and a connector at the lower end.
- the attachment to the automatic transmission 5 includes a sealing mechanism portion that seals the space between the automatic transmission 5 and the unit main body 20 with the packing 27.
- the control unit of the automatic transmission is provided in the automatic transmission 5.
- a connector 21 connected to the connector 12 provided at the bottom is arranged at the lower end, and another connector 22 exposed to the outside of the automatic transmission 5 is arranged at the upper end to control the automatic transmission 5, etc.
- a unit body 20 equipped with a control device 23 is guided by a movable side guide part 24 formed at the lower part thereof and a projection 15 as a fixed side guide part, and the connector 21 at the lower end is connected to the connector 12. Then, by attaching to the automatic transmission 5, the flange 26 covering the through hole 4 a for inserting the unit main body 20 of the automatic transmission 5 between the automatic transmission 5 and the unit main body 20 from above and the sealing mechanism portion Packing with 27 packing
- the unit body 20 is provided with a connector 22 exposed to the outside of the automatic transmission 5 at the upper end, and a wire such as a lead wire is not connected, so that an external force other than self-load is applied. It becomes easy to mount the connector 21 facing the connector 12 inside the automatic transmission 5. Further, the connection between the connectors 12 and 21 is guided by a movable guide portion 24 formed at the lower portion of the unit body 20 and a projection 15 as a fixed guide portion provided inside the automatic transmission 5. Since the connector 21 at the lower end is connected to the connector 12, there is no deviation in the direction perpendicular to the length direction between the connectors 12, 21 and the unit body 20 can be accurately loaded.
- the sealing mechanism is formed between the automatic transmission 5 and the flange 26 where no external force other than self-load is applied. Therefore, the sealing property can be perfected by the elastic force of the uniform packing 27.
- the control device 23 is provided at a position close to the hydraulic control device, so that the signal line between them is shortened. Communication environment is improved.
- FIG. 4 is a partial cross-sectional view showing the upper structure of the unit body in the control unit of the automatic transmission according to the second embodiment of the present invention.
- a lid 31 is positioned above the through hole 4a into which the unit body 20 of the automatic transmission 5 is inserted, and is fixed by tightening a predetermined number of bolts 32. At this time, the space between the automatic transmission 5 and the lid 31 is sealed with the packing 33 as the sealing mechanism, and can be tightly sealed. In addition, since no external force is applied to the unit body 20 between the lid 31 and the unit body 20, the sealing is performed by the elastic force of the upper part 31a of the lid 31 and the uniform packing 34 as the sealing mechanism. Sex can be perfected.
- FIG. 5 is a partial cross section showing the upper structure of the unit body in the control unit of the automatic transmission according to the third embodiment of the present invention.
- a lid 31 is positioned above the through hole 4a into which the unit body 20 of the automatic transmission 5 is inserted, and is fixed by tightening a predetermined number of bolts 32. At this time, the space between the automatic transmission 5 and the lid 31 is sealed with a packing 35 as a sealing mechanism portion.
- the packing 35 as the sealing mechanism portion has the sealing performance further improved by providing the inner circumferential packing portion 35a and the outer circumferential packing portion 35b with the functions of the packing 33 and the packing 34 in the embodiment of FIG. It is.
- the outer peripheral packing portion 35b is tapered such that the lower surface of the rising portion 31a of the lid body 31 is enlarged inside. Due to the applied force, the outer peripheral packing portion 35b protrudes inward. Therefore, the inner peripheral side of the outer peripheral packing portion 35 b is in contact with the side surface of the unit main body 20.
- the inner peripheral node / king portion 35a is maintained in a normal contact state with the inner surface of the upright portion 3la of the lid 31 and can be completely sealed. Also in this embodiment, in particular, since no external force is applied to the unit body 20 between the lid body 31 and the unit body 20, the sealing performance should be made perfect by the uniform elastic force of the packing 34. Can do.
- FIG. 6 is an explanatory diagram of an enlarged cross-sectional view of the main part showing the main part structure of the connector in the control unit of the automatic transmission according to the fourth embodiment of the present invention.
- the force described in relation to the connector 12 consisting of the female connector terminal 12b and the connector 21 consisting of the connector male terminal 21b is basically common to the connector 22 and the connector not shown. That is.
- a connector housing 21a in which a required number of 2 lb of connector male terminals of the connector 21 are embedded is formed of an insulating synthetic resin.
- partition walls 21c that insulate between the connector male terminals 21b are formed in a lattice shape.
- the substrate 21e is for connection with a control device 23 such as a microcomputer.
- the connector housing 12a in which the required number of connector female terminals 12b of the connector 12 are embedded is formed of an insulating material made of synthetic resin.
- an insertion recess 12c is formed between the female connector terminals 12b so as to insulate the two and allow the grid-like partition wall 21c to be inserted and removed.
- the female connector terminal 12b is substantially U-shaped so as to sandwich the connector male terminal 21b from both sides. For this reason, the connector female terminal 12b is guided and reinforced by the partition member 12d at the periphery, in particular, at the open end side so that the connector male terminal 21b can be easily received.
- the connector male terminal 21b of the connector 21 is attached to the female connector terminal 12b of the connector 12, first, the grid-like partition wall 21c of the connector 21 is inserted into the connector 12 so that the connector 12 can be freely inserted and removed. After entering into the recess 12c, the connector female terminal 12b of the connector 12 is inserted into the connector male terminal 2 lb of the connector 21 to be electrically and mechanically connected.
- the connector os terminal 21b may be bent. Even if the connector os terminal 21b is bent, the connector os terminal 21b may be bent. Between the lattices Since the partition wall 21c is formed, there is no short circuit. Further, the power grid-like partition wall 21c in which metal powder is mixed with the oil in the automatic transmission 5 and the oil pan 6 increases the distance between the connector male terminals 21b, so that the short circuit between the electrodes is less likely to occur.
- a stable electrical connection state can be maintained by configuring the connector 12 and the connector 21 described in the above embodiment, and the connector 22 and the connector (not shown) as follows. .
- FIG. 7 is an explanatory view of an enlarged cross-sectional view of the main part showing the main part structure of the connector in the control unit of the automatic transmission according to the fifth embodiment of the present invention.
- a connector housing 21a in which a required number of 2 lb of connector male terminals of the connector 21 are embedded is formed of an insulating material made of synthetic resin.
- the partition wall 21c that insulates between the connector male terminals 21b is formed in a lattice shape, which is the same as in the fourth embodiment.
- the distal end portion 21ca and the proximal end portion 21cc of each connector os terminal 21b are substantially the same as the interval between the insertion recesses 12c of the connector 12, and the central portion 21cb of each connector os terminal 21b therebetween is narrowed.
- the connector housing 12a in which the required number of connector female terminals 12b of the connector 12 are embedded is formed of an insulating material made of synthetic resin.
- the connector recesses 12c are formed between the female connector terminals 12b so that they are insulated from each other and the lattice-like partition wall 21c is freely inserted and removed. is there.
- the distal end portion 12da on the insertion recess 12c side of the partition member 12d of the connector female terminal 12b is made to have substantially the same receiving width force of the distal end portion 21ca of the partition wall 21c, and when the distal end portion 21ca passes therethrough, the insertion recess 12c
- the central portion 21cb of the connector os terminal 21b is located between the tip portions 12d a on the side, and the connector os terminal 21b of the connector 21 is attached to the connector female terminal 12b of the connector 12 for electrical and mechanical connection. It becomes a state.
- the tip end 21ca of the partition wall 21c of the connector 21 is attached to the connector female terminal 12b of the connector 12, first, the lattice-shaped partition wall 21c is inserted into and removed from the distal end of the insertion recess 12c of the connector 12. 12da, and then inserted into the connector female terminal 12b of the connector 12 and the connector female terminal 12b of the connector 12, and the tip 21ca of the connector 21 is latticed.
- the partition wall 21c is electrically and mechanically connected without being constrained between the tip portions 12da of the insertion recess 12c.
- the connector 21 facing the connector 12 provided in the oil inside the automatic transmission 5 is disposed at the lower end, and exposed to the outside of the automatic transmission 5.
- the unit main body 20 having a control device 23 for controlling the automatic transmission 5 is arranged on the movable side guide portion 24 formed on the lower portion and the projection 15 as the fixed side guide portion. Guided, the connector 21 at the lower end of the unit body 20 is connected to the connector 12 provided in the oil. Then, by adhering to the automatic transmission 5, the flange 26 of the sealing mechanism section that covers the through hole 4a for inserting the unit body 20 from above is inserted between the automatic transmission 5 and the unit body 20. Sealed with packing 27.
- the unit main body 20 is provided with the other connector 22 exposed to the outside of the automatic transmission 5 at the upper end, and there are no wires such as cables and lead wires connected thereto. External force other than self-load is not applied, and it becomes easy to mount the connector 21 facing the connector 12 provided in the oil inside the automatic transmission 5.
- the connection between the two connectors is guided by a movable guide 24 formed at the bottom of the unit body 20 and a projection 15 as a fixed guide provided in the oil inside the automatic transmission 5. Since the connector 21 at the lower end is connected to the connector 12 provided in the oil, there is no deviation in the direction perpendicular to the length direction between the connectors, and accurate loading of the unit body 20 is easy. Become.
- the control unit of the automatic transmission is connected to a unit body 20 equipped with a control device 23 for controlling the automatic transmission 5, and an electronic device inside the case of the automatic transmission 5.
- the connector 21 and the connector 22 at the upper end as the second connector are attached to the unit body 20 without a wire harness or the like.
- control unit of the automatic transmission of each of the above embodiments is inserted into the through hole 4a provided in the case of the automatic transmission 5, and the control unit of the automatic transmission and the automatic transmission unit are automatically It is sealed between the case of the transmission 5 by a sealing mechanism such as packing 27.
- the control unit of the automatic transmission has a case of the automatic transmission 5 with respect to the unit body 20 on which the control device 23 for controlling the automatic transmission 5 is mounted.
- a connector 21 at the lower end as a first connector connected to an internal electronic device and connected to a connector 12 provided inside the case of the automatic transmission 5 and the automatic transmission 5 are exposed to the outside and the automatic transmission (5)
- At least a part of the automatic transmission control unit is attached to the case of the automatic transmission (5), and the upper end connector (22) as the second connector to be connected to external electronic equipment is attached.
- the unit main body 20 is provided with the upper end connector 22 as the second connector exposed to the outside of the automatic transmission 5 at the upper end, and is not connected to a wire such as a lead wire. No external force other than self-load due to deformation of wires such as lead wires is applied to the unit body 20, and the lower end connector 21 as the first connector connected to the connector provided inside the case of the automatic transmission 5 Easy to install. That is, when attaching the automatic transmission control unit of each of the above embodiments to the automatic transmission 5 of the vehicle body, external force in the horizontal direction or vertical direction is applied by the handling of the wire as in the conventional case, and the connector 21 at the lower end is attached.
- the lower end connector 21 as the first connector and the upper end connector 22 as the second connector have been described on the assumption that they are disposed at the lower end and the upper end. If provided, it may be disposed on the side surface or may be disposed obliquely.
- the unit body 20 is a housing body made of aluminum, synthetic resin or the like, and is equipped with a control device 23 such as a microcomputer necessary for controlling the automatic transmission 5, and the control device 23 and other control devices Any device that transmits and receives signals to and from sensors and actuators is acceptable.
- the projection 15 as the fixed side guide portion and the movable side guide portion 24 are preferably one of which is a convex portion and the other is a substantially Y-shaped, substantially V-shaped opening 25, which is inserted into the unit body 20.
- the sealing mechanism portion that covers the through hole 4a into which the unit body 20 of the automatic transmission 5 is inserted from the top covers the through hole 4a of the automatic transmission 5 so that an upward force is applied to the unit body 20. What is necessary is just to be able to arrange without adding.
- One of the protrusion 15 and the movable guide part 24 as the fixed guide part of the control unit of the automatic transmission according to the above embodiment is a convex part, and the other is a substantially Y-shaped opening 25.
- the coupling with the substantially V-shaped opening 25 is deepened, and the horizontal play is restricted by a substantially Y-shaped straight line portion.
- the substantially Y-shaped straight portion there is no backlash between the convex portion and there is no deviation in the direction perpendicular to the length direction between the connectors. Loading becomes easy.
- the projection 15 as the fixed side guide portion and the movable side guide portion 24 are not limited as long as the looseness in the horizontal direction can be regulated by deepening the coupling. Any structure can be used as long as it can lead to the connection between the connector 12 provided in the oil and the connector 21 on the unit body 20 side facing the connector 12.
- the control unit of the automatic transmission has a protrusion as a fixed guide portion.
- One of the starter 15 and the movable side guide part 24 is a convex part, and the other is a Y-shaped opening 25.
- the insertion of the unit body 20 deepens the connection with the Y-shaped opening 25 and It controls the backlash of the direction and performs positioning to connect the connector 12 provided in the oil inside the automatic transmission 5 and the connector 21 facing it. Therefore, at the center of the substantially V-shaped opening 25, there is no backlash between the projections and there is no backlash in the direction perpendicular to the length direction between the connectors. It is possible to lead to the connection, and the accurate loading of the unit body 20 and the accurate connection of the connector 21 are facilitated.
- one of the protrusion 15 as the fixed side guide portion and the movable side guide portion 24 is a convex portion, and the other is a substantially Y-shaped opening 25.
- the V shape is obtained.
- the connection between the connector 12 provided in the oil inside the automatic transmission 5 and the connector 21 facing it is eliminated.
- the protrusion 15 as the fixed side guide portion and the movable side guide portion 24 are auxiliary means for connecting the connector 12 provided in the oil in the automatic transmission 5 and the connector 21 opposed thereto. Therefore, the backlash in the horizontal direction is restricted to the minimum by inserting the unit body 20, and the connection between the connector 12 provided in the oil in the automatic transmission 5 and the connector 21 facing it is accurately performed. Any means can be used.
- the control unit of the automatic transmission according to the above embodiment is sealed with the packing 27.
- the sealing mechanism portion presses the packing 27 with the flange 26 provided in the unit main body 20, and the like.
- the sealing performance between the automatic transmission 5 and the unit body 20 can be improved.
- the material of the unit body 20 and the flange 26 is the same as the flange 26 disposed on the unit body 20. It is possible to insert a part of the unit body 20 into the flange 26 which is not limited! /.
- the sealing mechanism portion of the control unit of the automatic transmission is a mechanism that presses the packings 33, 34, and 35 with the lid 31 made of a member different from the unit main body 20.
- the unit body 20 of the machine 5 is installed in the through hole 4a of the automatic transmission 5, the external force of the wire other than the self-load is not applied. Since the gap is sealed with the packing 33, 34, 35 of the sealing mechanism, the sealing performance should be perfected by the elastic force of the uniform packing 33, 34, 35, which does not vary in quality. Touch with force S.
- the lid body 31 provided in the unit main body 20 is not formed by the unit main body 20 and the lid body 31 being integrally formed. Any configuration can be used.
- the control unit of the automatic transmission according to the above embodiment is configured such that the connector 12 provided in the oil in the automatic transmission 5 and the connector 21 connected to the connector 12 are either between the connector male terminals 21b or A partition wall 21c that insulates between the female connector terminals 12b is provided, and an insertion recess 12c is provided between the other female connector terminals 12b or between the connector male terminals 21b.
- the connector 12 provided in the oil in the automatic transmission 5 and the connector 21 connected to the connector 12 are provided with a partition wall 21c that insulates between one of the connector male terminals 21b or between the female connector terminals 12b, Also, since the insertion recess 12c for mounting the partition wall 21c is provided between the other connector female terminals 12b or between the connector male terminals 21b, the partition that insulates the connector male terminals 21b or the connector female terminals 12b from each other.
- the force S can be used to ensure the connection between the connectors by fitting the partition wall 21c and the insertion recess 12c.
- the control unit of the automatic transmission insulates one of the connector male terminals 21b or the connector female terminals 12b.
- the control unit of the automatic transmission includes the partition wall 21c that insulates between the connector male terminals 21b.
- the insertion recess 12c for mounting the partition wall 21c can be provided between the female connector terminals 12b.
- the partition wall 21c may be formed in a lattice shape or a part of the side that is difficult to bend. There may be a cutting point. However, preferably, it is formed in a grid on the connector male terminal 21b or the connector female terminal 12b side.
- the partition wall 21c and the insertion recess 12c are When the partition wall 21c and the insertion recess 12c are relatively coupled to each other, the partition wall 21c and the insertion recess 12c regulate the insertion direction, and then the connection between the connector female terminal 12b and the connector male terminal 21b is started. Since the insertion restriction is canceled, the connection between the connector female terminal 12b and the connector male terminal 21b does not become insufficient due to the insertion restriction of the partition wall 21c and the insertion recess 12c.
- the partition wall 21c and the insertion recess 12c accurately connect the connector 12 provided in the oil inside the automatic transmission 5 and the connector 21 opposed thereto. Even if the connector female terminal 12b or the connector male terminal 21b is broken, it is sufficient that the connector female terminal 12b or the connector male terminal 21b can be regulated so as not to contact with the adjacent female connector terminal 12b or connector male terminal 21b.
- the control unit of the automatic transmission of the present embodiment constitutes the automatic transmission of the present embodiment. Therefore, the automatic transmission according to the present embodiment has the function and effect of the control unit of the automatic transmission according to each embodiment.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Transmission Device (AREA)
- General Details Of Gearings (AREA)
- Connection Of Plates (AREA)
- Gasket Seals (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Description
Claims
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008545448A JPWO2008062865A1 (ja) | 2006-11-24 | 2007-11-22 | 自動変速機のコントロールユニット及びそのコントロールユニットを搭載した自動変速機 |
| DE112007001716T DE112007001716T5 (de) | 2006-11-24 | 2007-11-22 | Automatikgetriebesteuereinheit und Automatikgetriebe mit diesem |
| US12/438,409 US8256326B2 (en) | 2006-11-24 | 2007-11-22 | Automatic transmission control unit and automatic transmission including the same |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006317395 | 2006-11-24 | ||
| JP2006-317395 | 2006-11-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2008062865A1 true WO2008062865A1 (en) | 2008-05-29 |
Family
ID=39429794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2007/072642 Ceased WO2008062865A1 (en) | 2006-11-24 | 2007-11-22 | Control unit for automatic transmission and automatic transmission with control unit |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US8256326B2 (ja) |
| JP (1) | JPWO2008062865A1 (ja) |
| CN (1) | CN101495783A (ja) |
| DE (1) | DE112007001716T5 (ja) |
| WO (1) | WO2008062865A1 (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017165457A (ja) * | 2016-03-17 | 2017-09-21 | 株式会社ウレタンメンテナンスサービス | 液体取出口 |
| CN118431867A (zh) * | 2024-05-16 | 2024-08-02 | 深圳市紘通电子有限公司 | 一种用于连接器的装配组件及其装配方法 |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006031444A1 (de) * | 2006-07-07 | 2008-01-17 | Zf Friedrichshafen Ag | Getriebesystem |
| DE102006049592A1 (de) * | 2006-10-20 | 2008-04-30 | Conti Temic Microelectronic Gmbh | Steuergerät für ein Kraftfahrzeug |
| DE102011088031A1 (de) * | 2011-12-08 | 2013-06-13 | Robert Bosch Gmbh | Getriebesteuermodul |
| JP5934595B2 (ja) * | 2012-07-25 | 2016-06-15 | 矢崎総業株式会社 | 電線保護部材 |
| DE102016203718A1 (de) | 2016-03-08 | 2017-09-14 | Zf Friedrichshafen Ag | Steuergerät |
| US10794473B2 (en) | 2017-06-30 | 2020-10-06 | Phoenix Motorcars LLC | Transmission controller for electric vehicle automatic transmission |
| CN109244744B (zh) * | 2018-10-17 | 2024-04-23 | 苏州英维铂精密机械有限公司 | 一种汽车高速公头连接器 |
| DE102019132506A1 (de) * | 2019-11-29 | 2021-06-02 | Valeo Siemens Eautomotive Germany Gmbh | Getriebeeinrichtung für ein elektrisch antreibbares Fahrzeug, Antriebseinrichtung für ein elektrisch antreibbares Fahrzeug und Fahrzeug |
| WO2021253297A1 (zh) * | 2020-06-17 | 2021-12-23 | 宁波上中下自动变速器有限公司 | 一种用于自动变速器的油泵排气机构及自动变速器和车辆 |
| FR3121725B1 (fr) * | 2021-04-13 | 2023-07-07 | Valeo Systemes De Controle Moteur | Actionneur pour l’actionnement d’au moins un organe mobile, notamment pour le changement de rapports d’une transmission de véhicule automobile |
| FR3121723B1 (fr) * | 2021-04-13 | 2023-06-02 | Valeo Systemes De Controle Moteur | Actionneur pour l’actionnement d’au moins un organe mobile, notamment pour le changement de rapports d’une transmission de véhicule automobile |
| CN114530725B (zh) * | 2022-03-01 | 2023-09-19 | 盐城市锦东液压机械有限公司 | 一种可快速插拔的矩形连接器装置 |
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- 2007-11-22 DE DE112007001716T patent/DE112007001716T5/de not_active Withdrawn
- 2007-11-22 WO PCT/JP2007/072642 patent/WO2008062865A1/ja not_active Ceased
- 2007-11-22 CN CN200780028195.9A patent/CN101495783A/zh active Pending
- 2007-11-22 JP JP2008545448A patent/JPWO2008062865A1/ja active Pending
- 2007-11-22 US US12/438,409 patent/US8256326B2/en not_active Expired - Fee Related
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| CN118431867A (zh) * | 2024-05-16 | 2024-08-02 | 深圳市紘通电子有限公司 | 一种用于连接器的装配组件及其装配方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20100229677A1 (en) | 2010-09-16 |
| JPWO2008062865A1 (ja) | 2010-03-04 |
| DE112007001716T5 (de) | 2009-05-07 |
| CN101495783A (zh) | 2009-07-29 |
| US8256326B2 (en) | 2012-09-04 |
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