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WO2013085288A1 - 변속장치와 이를 포함하여 구성되는 차량용 인휠구동 시스템 및 변속장치 제작방법 - Google Patents

변속장치와 이를 포함하여 구성되는 차량용 인휠구동 시스템 및 변속장치 제작방법 Download PDF

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Publication number
WO2013085288A1
WO2013085288A1 PCT/KR2012/010504 KR2012010504W WO2013085288A1 WO 2013085288 A1 WO2013085288 A1 WO 2013085288A1 KR 2012010504 W KR2012010504 W KR 2012010504W WO 2013085288 A1 WO2013085288 A1 WO 2013085288A1
Authority
WO
WIPO (PCT)
Prior art keywords
clutch
mounting plate
ball
grooves
clutch disc
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
Application number
PCT/KR2012/010504
Other languages
English (en)
French (fr)
Korean (ko)
Inventor
김영준
김탁현
이동성
이정인
최준만
박동규
이동진
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Central Corp
Original Assignee
Central Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from KR1020110130361A external-priority patent/KR101290074B1/ko
Priority claimed from KR1020120023024A external-priority patent/KR101274353B1/ko
Priority claimed from KR1020120023025A external-priority patent/KR101274428B1/ko
Priority claimed from KR1020120047625A external-priority patent/KR101379275B1/ko
Application filed by Central Corp filed Critical Central Corp
Priority to CN201280059717.2A priority Critical patent/CN103975178B/zh
Priority to JP2014545818A priority patent/JP2015507147A/ja
Publication of WO2013085288A1 publication Critical patent/WO2013085288A1/ko
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D11/00—Clutches in which the members have interengaging parts
    • F16D11/08—Clutches in which the members have interengaging parts actuated by moving a non-rotating part axially
    • F16D11/10—Clutches in which the members have interengaging parts actuated by moving a non-rotating part axially with clutching members movable only axially
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/02—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of clutch
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D11/00—Clutches in which the members have interengaging parts
    • F16D11/14—Clutches in which the members have interengaging parts with clutching members movable only axially
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D21/00—Systems comprising a plurality of actuated clutches
    • F16D21/02—Systems comprising a plurality of actuated clutches for interconnecting three or more shafts or other transmission members in different ways
    • F16D21/04—Systems comprising a plurality of actuated clutches for interconnecting three or more shafts or other transmission members in different ways with a shaft carrying a number of rotatable transmission members, e.g. gears, each of which can be connected to the shaft by a clutching member or members between the shaft and the hub of the transmission member
    • 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
    • F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
    • F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing
    • B60K17/043—Transmission unit disposed in on near the vehicle wheel, or between the differential gear unit and the wheel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K2007/0038—Disposition of motor in, or adjacent to, traction wheel the motor moving together with the wheel axle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K2007/0092—Disposition of motor in, or adjacent to, traction wheel the motor axle being coaxial to the wheel axle
    • 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
    • F16H2200/00—Transmissions for multiple ratios
    • F16H2200/003—Transmissions for multiple ratios characterised by the number of forward speeds
    • F16H2200/0034—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising two forward speeds

Definitions

  • the present invention relates to a transmission apparatus and an in-wheel drive system for a vehicle configured to include the same, and more particularly, to a transmission and a vehicle in-wheel drive system including the same, which can be easily miniaturized and reduce shift shock.
  • the present invention also relates to a method of manufacturing the transmission. More particularly, the present invention relates to a method for manufacturing a transmission that can simplify the manufacturing process of the transmission and improve assembly.
  • electric vehicles are powered by a battery-powered motor, the vehicle weighs less than conventional fossil fuel vehicles or natural gas vehicles, and is also relatively small in size.
  • the transmission of a general fossil fuel vehicle or a natural gas vehicle has a variety of structures, but a clutch and a plurality of gears are generally engaged with each other so that gears of an appropriate ratio are engaged with the main gear according to acceleration or deceleration operation of the vehicle.
  • the structure for linearly moving the clutch between the gears is complicated. Such a structure has a large weight and volume, and a fastening shock occurs because power is transmitted by the gears engaged.
  • Another object of the present invention is to provide a clutch disk and a method of manufacturing the same, which can simplify the structure by integrating the shape of the plate spring on the fixed plate without using the plate spring.
  • One embodiment of the transmission according to the present invention includes a clutch disk having a plurality of grooves on one surface.
  • a plurality of power transmission bodies may be inserted into the plurality of grooves of the clutch disc so that a portion thereof is exposed on the one surface of the clutch disc.
  • a power train mounter for mounting the power train on the clutch disk while limiting movement in the axial direction with respect to the rotation axis of the clutch disk may be included.
  • the clutch disk may be connected to a driving shaft that receives rotation torque from a power source and rotates.
  • the plurality of grooves may be arranged in a circular shape on the clutch disk.
  • a plurality of grooves of the clutch disc or the structure or shape of the power carrier mounter may be made to restrain the rotation of the power train having the rotation axis in the radial direction of the clutch disc. In this way, by restricting the rotation of the power transmission body, the structure of the power transmission mounter can be simplified, and the durability of the power transmission body can be easily maintained and the durability can be improved.
  • the shape of the groove of the clutch disc may be shaped in such a way as to not allow such rotation with respect to the power transmission body. This can be achieved by designing the power train not to rotate when designing the shape of the groove of the clutch disc corresponding to the shape of the power train. For example, the inserted portion of the power train may not be rotated by interfering with the surfaces by the action of the peripheral surface or the bottom surface of the groove of the clutch disk.
  • the power train mounter may be coupled to the power train to constrain its rotation.
  • the mount may be inserted into and coupled to the power train to constrain the rotation of the power train.
  • the power carrier mount may have a structure in which one end thereof is coupled to the power train while passing through a bottom surface of the groove of the clutch disc.
  • the other end of the power carrier mounter may have a structure that does not protrude on the opposite side of the surface (referred to as the surface represented by one surface) in which the groove of the clutch disk is formed.
  • This non-protruding structure is advantageous in preventing problems due to interference with other components.
  • the structure or shape of the plurality of grooves or the power carrier mounter of the clutch disk may be made to allow the rotation of the power transmission body in the radial direction of the clutch disk. This allowance of rotation helps to reduce wear of the power train when engaging the clutch disc and the input gear, and can also help to mitigate impact.
  • the power train has a ball shape
  • the groove of the clutch disc has an approximately hemispherical shape, so that the power train can be allowed to rotate in the groove of the clutch disc.
  • the portion protruding from the clutch disk of the power transmission body may be shaped such that its circumference becomes smaller so as to be far from the clutch disk.
  • the power carrier mount may include a mounting plate having a through groove having a size enough to penetrate only a part of the protruding portion of the power train.
  • the circumferential surface of the through groove of the mounting plate may be in contact with the outer surface of the power carrier to allow rotation of the power carrier but limit the separation in the axial direction.
  • the circumferential surface of the through groove may be made to include an inclined surface from the beginning of manufacture.
  • the circumferential surface may be formed by deforming inward in the radial direction in a state in which the power transmission body and the mounting plate are installed in the claditchsk.
  • the deformation in the radial direction of the circumferential surface may be made until it is of a magnitude that limits the axial movement of the power train.
  • the deformation in the radial direction of the circumferential surface may be achieved by axially compressing the periphery of the through groove in a state in which the power transmission body and the mounting plate are installed in the claditchsk.
  • the mounting plate may be secured to the clutch disc via removable means. This detaching means makes it possible to attach and detach without damaging the mounting plate or clutch disk.
  • the detachable means may be a structure that is inserted into the mounting plate and the clutch disk so as not to protrude onto the outer surface of the mounting plate and the clutch disk.
  • the mounting plate may be installed on the clutch disk by caulking.
  • the clutch disk may include a caulking portion surrounding the outer circumferential surface of the mounting plate.
  • the clutch disk may include a caulking portion surrounding the inner circumferential surface of the mounting plate for a robust installation.
  • the power transmission body is mounted on one surface of the clutch disk
  • the power transmission body may be installed on both sides of the clutch disk.
  • clutching can be achieved through both sides of the clutch disc.
  • the clutch disk may be connected to the driving shaft to be slidable on the rotation shaft of the driving shaft.
  • a push rod for sliding the clutch disk as described above may be further included.
  • the push rod may be inserted into the hollow portion of the drive shaft while penetrating the input gear and coupled to the clutch disk.
  • one embodiment of the vehicle in-wheel drive system includes a transmission as described above.
  • the drive shaft of the transmission device may be connected to the drive motor.
  • the transmission may be connected to the vehicle wheel to transmit the rotational power.
  • the rotational force of the drive motor is transmitted to the vehicle wheel via the transmission.
  • Another embodiment of the shifting apparatus includes a plurality of first clutch balls which engage with grooves of the first input gear and transmit power of a motor, and grooves of a second input gear installed to face the first input gear. It may include a plurality of second clutch ball meshed to transfer the power of the motor.
  • one side of the first clutch ball is locked by the locking hole to prevent the separation may include a first mounting plate formed at regular intervals along the circumference of the disk-shaped.
  • a ball insertion hole is formed so that the other side of the first clutch ball is inserted and penetrates at a position corresponding to the engaging hole of the first mounting plate, and the second ball insertion hole is penetrated between the first ball insertion holes.
  • a ball insertion hole is formed, and may include a clutch disk body to which the first mounting plate is fixedly coupled to one side.
  • it may include a second mounting plate fixedly coupled to the other side of the clutch disk body, the plurality of engaging holes formed in a position corresponding to the second ball insertion hole.
  • a spring portion bent in a plate shape toward the clutch disc body is formed between the engaging holes of the first mounting plate, and the second clutch ball may be elastically supported by the spring portion.
  • a spring portion bent in a plate shape toward the clutch disc body is also formed between the engaging holes of the second mounting plate, so that the first clutch ball can be elastically supported.
  • a bent portion bent in a 'b' shape may be formed at an edge of the first mounting plate and the second mounting plate, and grooves into which the bent portions are inserted may be formed at both side edges of the clutch disc body.
  • a caulking portion formed at an edge of the clutch disk body is formed to press the bent portion so that the first mounting plate, the second mounting plate and the clutch disk body can be coupled to each other.
  • a plurality of first clutch balls which are engaged with a groove of a first input gear and transmit power of a motor and a groove of a second input gear installed to face the first input gear are provided. And engaging with the second clutch ball may transmit a power of the motor.
  • It may include the step of preparing a first mounting plate formed at a predetermined interval along the circumference of the engaging hole is caught one side of the first clutch ball.
  • It may include the step of preparing a second mounting plate formed at a predetermined interval along the periphery of the engaging hole that one side of the second clutch ball is engaged.
  • the first ball insertion hole is formed in a position corresponding to the engaging hole of the first mounting plate, the other side of the first clutch ball is inserted, and formed in a position corresponding to the engaging hole of the second mounting plate
  • the method may include preparing a clutch disc body in which a second ball insertion hole formed between the first ball insertion holes is formed by press working so that the other side of the second clutch ball is inserted.
  • first mounting plate and the second mounting plate are inserted into the clutch disc body with the first clutch ball being inserted into the first ball insertion hole and the second clutch ball being inserted into the second ball insertion hole, respectively. It may include the step of coupling to both sides of the.
  • edges of the first mounting plate and the second mounting plate may have a bent portion bent in a 'b' shape, and grooves into which the bent portions are inserted may be symmetrically formed at both side edges of the clutch disc body.
  • the first mounting plate, the second mounting plate and the clutch disk body may be coupled to each other by caulking an edge of the clutch disk body formed by the groove.
  • Another embodiment of the shifting apparatus includes a plurality of first clutch balls which engage with grooves of the first input gear and transmit power of a motor, and grooves of a second input gear installed to face the first input gear. It may include a plurality of second clutch ball meshed to transfer the power of the motor.
  • first ball insertion groove and the second ball insertion groove may include a clutch disk body formed on both sides at regular intervals alternately along the circumference of the edge so that the first clutch ball and the second clutch ball are respectively inserted.
  • It may include a ring-shaped second mounting ring fixed to the other side of the clutch disk body to secure the second clutch ball between the clutch disk body.
  • the edge portion of the clutch disk body forms a caulking portion so that the first mounting ring and the second mounting ring can be fixed to both sides of the clutch disk body.
  • the first ball insertion groove and the second ball insertion groove may be alternately positioned on a circumference having a predetermined radius from the central axis of the clutch disc body.
  • first mounting ring and the edge of the second mounting ring may be formed in the bent portion bent in the 'b' shape, grooves in which the bent portion is inserted in both side edges of the clutch disk body may be formed,
  • the first mounting ring, the second mounting ring and the clutch disk body may be coupled to each other by being formed at a position where the caulking portion presses the end portion of the bent portion.
  • the transmission of the electric vehicle of the present invention can simplify the structure and minimize the volume and weight, and the clutch disc is not engaged with the gear to transmit power through the disc surface of the clutch disc.
  • the transmission according to the present invention can reduce the manufacturing time and cost by manufacturing the clutch disc body using the press method, and can simplify the structure by integrating the shape of the plate spring on the fixed plate without using the plate spring. It can be effective.
  • FIG. 1 is a partially separated perspective view of a transmission in a preferred embodiment of the present invention.
  • FIG. 2 is a cross-sectional view of the coupling state of FIG.
  • Figure 3 illustrates the coupling state of the hollow drive shaft, push rod and clutch disk in Figure 1
  • FIG. 4 is a cross-sectional view showing a detailed coupling relationship of the first clutch ball in FIG.
  • 5 and 6 show embodiments of the connection structure of the push rod and the spoke (or clutch disk).
  • FIG. 7 shows an in-wheel drive system for a vehicle according to an embodiment of the present invention.
  • 11 and 12 show yet another embodiment in which the power transmission body is installed on the clutch disk.
  • 13 and 15 show yet another embodiment in which the power transmission body is installed on the clutch disk.
  • Figure 16 is a cross-sectional view showing a transmission device to which the clutch disk of the present invention is applied.
  • FIG. 17 is an exploded perspective view showing a clutch disk according to an embodiment of the present invention.
  • FIG. 18 is a perspective view showing a state in which the clutch disk according to the present invention is assembled.
  • 19 is a detailed cross-sectional view of the edge of the clutch disk of the present invention.
  • FIG. 20 is an exploded perspective view showing a clutch disk according to another embodiment of the present invention.
  • FIG. 21 is a plan view illustrating a state in which the clutch disk of FIG. 20 is assembled.
  • FIG. 22 is a detailed cross-sectional view of the edge of the clutch disk of FIG. 20.
  • the transmission here can be used in a vehicle.
  • FIG. 1 is a partially separated perspective view of a transmission apparatus according to a preferred embodiment of the present invention.
  • the outer surface includes a hollow drive shaft 10 formed with a spline 11 in the longitudinal direction do.
  • a push rod 20 is inserted into the hollow driving shaft 10 and moved in the longitudinal direction of the hollow driving shaft 10 by a stepping motor 400.
  • a clutch disk 30 is engaged with the outer surface spline 11 of the hollow drive shaft 10 and rotates with the rotation of the hollow drive shaft (10).
  • the clutch disc 30 is coupled to the push rod 20 through an opening 12 provided in a portion of the outer surface of the hollow drive shaft 10 and can be moved in the longitudinal direction of the hollow drive shaft 10.
  • the opening 12 is formed in the circumferential direction a plurality of through grooves formed along the axial direction.
  • first clutch balls 31 having the same distance from the center of rotation of the hollow drive shaft 10 are disposed on one surface of the clutch disk 30, and on the other surface of the clutch disk 30.
  • a plurality of second clutch balls 32 are disposed farther from the center of rotation of the hollow drive shaft 10 than the first clutch balls 31.
  • the first clutch ball 31 and the second clutch ball 32 may be referred to as an embodiment of the power transmission body.
  • the first clutch ball 31 is inserted into the first rotation to receive the rotational force of the hollow drive shaft 10
  • the input gear 40 is located.
  • the other side of the clutch disk 30, the hollow drive shaft 10 is inserted into the center, the second clutch ball 32 is inserted is rotated by receiving the rotational force of the hollow drive shaft 10 2 input gear 50 is located.
  • the second input gear 50 has a larger diameter and a greater number of gear teeth than the first input gear 40.
  • the third gear 61 and the fourth gear 62 meshed with each of the first input gear 40 and the second input gear 50 constitute a first compound gear 60.
  • the rotational speed of the first compound gear 60 is variable according to the gear ratio with the first input gear 40 or the second input gear 50.
  • three first compound gears 60 may be arranged at intervals of 120 degrees.
  • the first input gear 40 and the second input gear 50 may be engaged with the sun gear.
  • the first compound gear 60 does not revolve around the first input gear 40 and the second input gear 50. It is supported in a fixed position by the bearing structure of the housing and rotates in place.
  • the third gear 61 has a larger diameter and more gear teeth than the fourth gear 62.
  • the number of gear teeth of the third gear 61 is smaller than that of the second input gear 50.
  • the third gear 61 may be made to have the same number of gear teeth as the first input gear 40.
  • the fifth input gear 70 is axially coupled to the second input gear 50.
  • the fifth gear 70 has a shaft coupling portion 71 is formed for the shaft coupling as described above.
  • the corresponding portion of the second input gear 50 is inserted into the shaft coupling portion 71 and is shaft-coupled.
  • the fifth gear 70 has a hollow 73 inside.
  • the push rod 20 passes through the fifth gear 70 and is connected to the stepping motor 400.
  • the fifth gear 70 is supported by the bearing support structure of the housing at the shaft coupling portion 71 and the end portion 74 on the opposite side thereof.
  • the fifth gear 70 is smaller in diameter and number of gear teeth than the second input gear 50.
  • the sixth gear 82 is engaged with the gear 72 formed on the outer circumference of the fifth gear 70.
  • the sixth gear 82 together with the seventh gear 83 forms a second compound gear 80.
  • the second compound gear 80 is supported by bearing support structures of the housing at both ends 81 and 84, respectively.
  • Three second compound gears 80 are installed at intervals of 120 degrees to surround the gears 72 of the fifth gear 70.
  • the sixth gear 82 has a larger diameter and the number of gear teeth than the seventh gear 83 and a greater number of gear teeth than the fifth gear 70.
  • the fifth gear 70 and the second compound gear 80 have the same relationship as the sun gear and the planetary gear, but the second compound gear 80 rotates around the fifth gear 70 only. It is not idle.
  • the seventh gear 83 is meshed with the ring gear 90.
  • the seventh gear 83 is engaged with the gear 91 formed on the inner circumference of the ring gear 90.
  • the outer circumferential surface 92 of the ring gear 90 may be supported by a bearing support structure of the housing.
  • the ring gear 90 When the transmission is applied to a vehicle in-wheel drive system, the ring gear 90 may be connected to the vehicle wheel. Thus, the ring gear 90 can rotate with the vehicle wheel.
  • the driving force of the drive motor 1 is transmitted to the hollow drive shaft 10 to rotate the hollow drive shaft (10).
  • the hollow drive shaft 10 has a pipe structure, and is provided with a plurality of splines 11 which are lines protruding in the longitudinal direction on the outer surface.
  • a plurality of openings 12 open to a predetermined length are provided on a surface of the hollow drive shaft 10 in which the spline 11 is not formed.
  • FIG 3 is a cross-sectional view illustrating a coupling state of the hollow drive shaft 10, the push rod 20 and the clutch disk 30.
  • the push rod 20 is inserted into the hollow drive shaft 10.
  • the push rod 20 performs a linear reciprocating motion at regular intervals in the longitudinal direction of the hollow drive shaft 10 in the hollow drive shaft 10 by the action of the stepping motor 400 to generate a separate driving force.
  • the stepping motor 400 may be fixedly installed in the housing.
  • the stepping motor 400 may be replaced with a hydraulic cylinder.
  • the end of the push rod 20 is coupled to the spoke 21 protruding to the outside through the opening 12 of the hollow drive shaft 10, the spoke 21 is on one surface of the clutch disk 30 It is inserted and fixed in the groove provided.
  • the spokes 21 and the push rod 20 are connected in a non-rotating connection.
  • the push rod 20 and the spokes 21 may be connected by rolling bearings 22, or may be connected by ball joints 22 as shown in FIG. 6.
  • the clutch disk 30 is formed with an uneven surface having an inner diameter such that the sprocket 11 is engaged with the outer side of the hollow drive shaft 10 on which the spline 11 is formed.
  • the clutch disk 30 to which the spline 11 is engaged is also rotated at the same speed, and the clutch disk is driven by the axial movement of the push rod 20 during the rotation thereof. 30 can reciprocate in the longitudinal direction of the hollow drive shaft (10).
  • the spline 11 serves to guide the linear motion of the clutch disk 30 together with the role of transmitting the rotational force.
  • the first input gear 40 is positioned at a position adjacent to the left side of the clutch disc 30, and the second input gear 50 is positioned at a position adjacent to the right side of the clutch disc 30.
  • the hollow drive shaft 10 penetrates the center of the first input gear 40 and is inserted into the center of the second input gear 50, but the rotational force of the hollow drive shaft 10 is the first input gear 40.
  • the second input gear 50 is spaced apart so as not to be directly transmitted.
  • the clutch disc 30 moves to the first input gear 40 side, and the first clutch balls 31 of the clutch disc 30 are moved to the first input gear.
  • the rotation force of the clutch disc 30 is inserted into the groove 41 provided in the 40 to be transmitted to the first input gear 40.
  • the vehicle In the neutral state, the vehicle may be in a stopped state. Therefore, the surface and the groove of the first input gear 40 and the clutch disc 30 may be fastened in the stopped state, so there is no difference in the relative rotation speed and thus shifting is performed. Shock may not occur.
  • the push rod 20 is retracted to move the clutch disc 30 to a neutral position adjacent to the second input gear 50. Move it. Then, according to the information of the angular velocity sensor of the second input gear 50 to adjust the speed of the hollow drive shaft 10 similarly and then slowly push the second clutch ball 32 is the groove of the second input gear in the state where the shift shock is small It may be seated at 51.
  • the clutch disc 30 does not pass the driving force of the hollow drive shaft 10 through the reduction ratio between the first input gear 40 and the third gear 61 and the reduction ratio between the second input gear 50 and the fourth gear 62.
  • the second input gear 50 may be rotated without deceleration.
  • the push rod 20 moves forward to move the clutch disk 30 to a neutral position, which is an adjacent position of the first input gear 40. Then, according to the information of the angular velocity sensor of the first input gear 40 to adjust the speed of the hollow drive shaft 10 similarly and then slowly push the first clutch ball 31 of the first input gear in a small shift shock
  • the clutch disk 30 is mounted in the groove 41 and the clutch disk 30 reduces the driving force of the hollow drive shaft 10 between the first input gear 40 and the third gear 61 and the second input gear 50 and the fourth gear.
  • the second input gear 50 can be rotated in a decelerated state by the product of the reduction ratios between the 62.
  • the rotation of the second input gear 50 is transmitted to the ring gear 92 through the fifth gear 70 and the second compound gear 80.
  • the deceleration is further performed while passing through the fifth gear 70 and the second compound gear 80.
  • FIG 4 is a partial cross-sectional view of the clutch disc 30 at the portion where the first clutch ball 31 is inserted.
  • the first clutch ball 31 is inserted into the groove 33 provided in the clutch disc 30, and the washer spring 34 is provided on the bottom surface of the groove 33 to provide the first clutch ball 31.
  • the first input gear It is possible to reduce the wear of the 40 or the first clutch ball 31.
  • the first clutch ball 31 is fixed so as not to be separated by a ring cage 35 coupled to the side of the groove 33.
  • the second clutch ball 32 is also coupled to the buffering action by the washer spring in the same manner as the engagement state of the first clutch ball 31 described with reference to FIG.
  • gears may be spur gears or helical gears. Since helical gears have better bite rate than spur gears, they are smoothly rotated and quiet.
  • the present invention can provide a transmission suitable for an electric vehicle by minimizing the weight and volume by simplifying the configuration of the transmission, thereby minimizing the generation of shift shock and noise.
  • Figure 7 shows an in-wheel drive system to which the above-described transmission device is applied.
  • the transmission used in the in-wheel drive system of FIG. 7 may differ slightly in form from the transmission described above.
  • the gears are all composed of helical gears.
  • the drive motor 1 is directly connected to the drive shaft 10 of the transmission. That is, the motor shaft of the drive motor 1 is directly connected to the drive shaft 10.
  • the ring gear 90 of the transmission is connected to the vehicle wheel 4. Thus, the ring gear 90 is rotated together with the vehicle wheel (4).
  • the tire 3 is coupled to the outer circumference of the vehicle wheel 4.
  • the ring gear 90 may be connected to the wheel disk of the vehicle wheel 4 by bolts.
  • the rotational torque of the drive motor 1 is transmitted to the transmission device through the drive shaft 10 and then to the vehicle wheel 4 through the ring gear 90.
  • the drive motor 1 may be located outside the inner space of the vehicle wheel 4, as shown in FIG.
  • the transmission device may be located at least two-thirds in the inner space of the vehicle wheel 4 and a part of the transmission protrudes in the vehicle width direction inward to be located outside the inner space of the vehicle wheel 4. Meanwhile, unlike the case of FIG. 7, the transmission may be made to be accommodated in the inner space of the vehicle wheel 4.
  • the drive motor 1 and the transmission can be installed compactly on the vehicle wheels, thus achieving a compact in-wheel drive system.
  • the ring cage 35 of FIG. 4 may be referred to as an embodiment of the power carrier mounter.
  • the inner radius of the ring cage 35 is smaller than the radius from the center of the clutch disc to the outer surface of the first clutch ball 31.
  • a part of the inner circumferential surface of the ring cage 35 is in contact with the outer surface of the first clutch ball 31 to limit the first clutch ball 31 is separated in the axial direction with respect to the rotation axis of the clutch disk. .
  • the power transmission body 132 has a shape of a hemisphere 1322 is approximately a part, and the other portion has a cylindrical shape 1321.
  • the cylindrical portion 1321 is formed with a screw groove 1323.
  • the hemispherical portion 1322 is a portion that is exposed while protruding to the outer surface of the clutch disk 130 is inserted into the corresponding groove (see 51 of FIG. 2) of the input gear (see 50 of FIG. 2).
  • the clutch disk 130 has a groove 1301 into which the cylindrical portion 1321 of the power transmission body 132 is inserted.
  • the grooves 1301 are shaped in a cylindrical shape whose circumferential surface is substantially parallel in the axial direction.
  • the bottom surface of the groove includes a through groove 1302.
  • Screw 135 is included as a power carrier mounter for mounting the power carrier 132 as described above to the clutch disk 130.
  • the threaded portion of the screw 135 penetrates through the through groove 1302 of the clutch disk 130 and is inserted into and coupled to the screw groove 1323 of the power transmission body 132.
  • the head of the screw 135 is seated in the inclined groove 1303 formed in the clutch disk 130.
  • the axial length of the inclined groove 1303 is larger than the axial length of the head of the screw 135.
  • the head of the screw 135 is completely inserted into the inclined groove 1303 does not protrude to the outer surface of the clutch disk 130.
  • the mounting structure of the power transmission body 132 does not allow the rotation of the power transmission body 132 as the axis of rotation r of the clutch disk 130 as shown in FIG. 10. This can be achieved by the action of the circumferential surface of the cylindrical portion 1321 of the power transmission body 132 and the corresponding groove 1301 of the clutch disk 130, but the screw 135 as the power transmission mounter. It can also be achieved by the action of).
  • This mounting structure is relatively simple and robust to help improve durability.
  • such a structure has the advantage that it can be removed without damage even after mounting the power train.
  • 11 to 12 and 13 to 15 each show another embodiment.
  • the commonality between the two embodiments here is that the power train can rotate autonomously in the radial direction (refer to the r direction in FIG. 10).
  • it can also be said to include a mounting plate for limiting the deviation in the axial direction while allowing the rotation of the power transmission as described above.
  • the embodiment shown in FIGS. 11 and 12 includes a mounting plate 236, the power transmission body 232 has the form of a clutch ball 232, as in the case of the previous embodiment.
  • the mounting plate 236 has a number of through holes 2361 corresponding to the number of clutch balls 232.
  • the inner diameter of one end 2361a of the through hole 2361 is larger than the diameter d1 of the clutch ball 232, and the inner diameter d2 of the other end 2361b is larger than the diameter d1 of the clutch ball 232. small.
  • a part of the clutch ball 232 protrudes through the through hole 2361 but does not pass completely through.
  • the clutch ball 232 is limited to be separated in the axial direction by a portion 2361b smaller than the diameter of the clutch ball 232 in the circumferential surface of the through hole 2361.
  • the mounting plate 236 as described above may be fixed to the clutch disk 230 through the screw 2360 as shown in FIGS. 11 and 12.
  • the head of the screw 2360 does not protrude to the outer surface of the mounting plate 236 and is completely inserted to prevent interference with other components.
  • the mounting plate 236 may be installed on the clutch disk by caulking. Installation by this caulking may be the same method as the method applied to the embodiments described later.
  • the clutch disk is formed with a groove 233 into which the clutch ball 232 is inserted, the circumferential surface of the groove 233 is formed to a wider diameter toward the outside.
  • the groove may be a leaf spring 234 that is a shock absorbing means for buffering the clutch ball 232 in the axial direction.
  • reference numeral 235 denotes a mounting plate 235 for installing clutch balls such as the first ball clutches 31 in the foregoing embodiment.
  • FIGS. 13 to 15 will be described.
  • the mounting plate 336 likewise has a plurality of through grooves 3331.
  • the diameter d4 of the through hole 3331 is larger than the diameter d3 of the clutch ball 452 at first, but later one end 3331a is deformed and smaller than the diameter d3 of the clutch ball 452. do. That is, as shown in FIG. 14, the clutch ball 452 is inserted into the corresponding groove of the clutch disc 450 and the mounting plate 336 is installed to the mounting plate 336 by using the jig 3360.
  • the other end 3331a of the through hole 3331 is deformed radially inward so that its diameter is reduced to become smaller. In this way, the clutch ball 452 is restricted from the clutch disc 450 by the one end 3331a of the through hole 3331 of which diameter is reduced.
  • the mounting plate 336 as described above may be fixed to the clutch disk by caulking, as shown in FIGS. 13 to 15.
  • the clutch disk has a first caulking portion 4501a surrounding an outer circumference of the mounting plate 336.
  • a second caulking portion 4501b surrounding the inner circumference of the mounting plate 336 may be included for firm fixing.
  • the fixing installation of the mounting plate 336 may be achieved by screws as in the above-described embodiment.
  • reference numeral 435 denotes a mounting plate 435 for installing clutch balls such as the first ball clutches 31 in the foregoing embodiment. Then, caulking portions 4502a and 4502b are formed in the clutch disk 450 to install the mounting plate 435 on the clutch disk 450.
  • Figure 16 is a cross-sectional view showing a transmission device to which the clutch disk of the present invention is applied.
  • the transmission device to which the clutch disk of the present invention is applied is fixed to a motor 5100 having a variable position in a linear direction, a drive shaft 5110 rotated by driving of the motor 5100, and an outer surface of the drive shaft 5110. And a clutch disk 5300 and a clutch disk 5300 that are rotatable together with the driving shaft 5110 and movable in the longitudinal direction of the driving shaft 5110 according to the displacement of the driving shaft 5110, and provided on one surface of the clutch disk 5300.
  • First and second compound rotary shaft portion (5600, 5700) and 5620, 5720 the rotational speed is variable according to the gear ratio with the first input gear 5400 or the second input gear (5500), and the first And second compound gears 5620 and 5720 of the second compound rotary shaft units 5600 and 5700 are engaged at the inner side to rotate the driven shaft 5810 according to the rotation of the first and second compound rotary shaft units 5600 and 5700.
  • a ring gear 5800 for rotating is
  • the motor 5100 rotates the drive shaft 5110 by generating a physical rotational force by receiving power from a battery, which is a power source of an electric vehicle, and transmitting it to the drive shaft 5110.
  • the motor 5100 may be changed from side to side in the drawing by another driving means (not shown) such as a cylinder or a stepping motor, thereby driving the clutch disc 5300 connected to the driving shaft 5110. And varying the position in the longitudinal direction of 5110.
  • the clutch disc 5300 As the drive shaft 5110 rotates, the clutch disc 5300 also rotates at the same speed, and the clutch disk 5300 can reciprocate in the longitudinal direction of the drive shaft 5110 during the rotation.
  • a first input gear 5400 is positioned at a position adjacent to the left side of the clutch disc 5300, and a second input gear 5500 is positioned at a position adjacent to the right side of the clutch disc 5300.
  • the drive shaft 5110 penetrates the center portion of the first input gear 5400 and the second input gear 5500, but the rotational force of the drive shaft 5110 is the first input gear 5400 and the second input gear 5500. ) So that they are not delivered directly to).
  • the clutch disk 5300 moves to the first input gear 5400, and the first clutch balls 5310 of the clutch disk 5300 are the first input gear 5400.
  • the rotational force of the clutch disk 5300 is transmitted to the first input gear 5400 to rotate.
  • a ring gear 5800 is engaged with an outer side of each of the second compound gears 5620 and 5720 of the first compound rotary shaft unit 5600 and the second compound rotary shaft unit 5700, and the first compound rotary shaft unit 5600 is engaged.
  • the second compound rotary shaft unit 5700 rotates the driven shaft 5810 provided at the outer center of the ring gear 5800 at a first speed.
  • the ring gear 5800 coupled to the outside of the second compound gears 5620 and 5720 and the driven shaft 5810 connected to the ring gear 5800 are rotated at a second speed.
  • the driving force of the motor 5100 is increased at low speed, and the motor is driven at high speed while reducing the load of the motor 5100 at high speed.
  • Speed variable width can be increased.
  • the driven shaft 5810 may serve to transfer power to a driving wheel of an electric vehicle, and may represent three states of neutral, low speed, and high speed.
  • Figure 17 is an exploded perspective view showing a clutch disk according to an embodiment of the present invention
  • Figure 18 is a perspective view showing the assembled state of the clutch disk according to the present invention
  • Figure 19 is a detailed cross-sectional view of the edge of the clutch disk of the present invention.
  • the clutch disk 5300 of the present invention includes a plurality of first clutch balls 5310 and second clutch balls 5320, the first clutch balls 5310 and a second clutch for transmitting power of the motor 5100.
  • the plate 5330 and the second clutch ball 5320 may be formed of a second mounting plate 5350 for fixing the second clutch ball 5320 to the other side of the clutch disc body 5340.
  • the first clutch ball 5310 is configured to transmit the power of the motor 5100 by engaging the groove 5410 of the first input gear 5400 provided on the transmission side
  • the second clutch ball 5320 is The power of the motor 5100 is transmitted by engaging the groove 5510 of the second input gear 5500 installed to face the first input gear 5400 on the transmission side.
  • the first mounting plate 5310 is formed in a disk shape having a predetermined thickness, and a driving shaft coupling hole 5343 is formed in the center portion to which the driving shaft 5110 on the transmission side is coupled, and the outer side of the driving shaft coupling hole 5431.
  • a plurality of engaging holes 5331 are formed at a predetermined interval along the circumference of the circumferential edge, and a spring portion 5332 to elastically support the second clutch ball 5320 between the engaging holes 5331. Is formed.
  • the catching hole 5313 is formed to have a diameter smaller than that of the first clutch ball 5310.
  • the first clutch ball is disposed.
  • the first clutch ball 5310 is urged toward the clutch disc body 5340 by fixing the 5310 in the catching hole 5331 to fix the first clutch ball 5310 to the clutch disc body 5340.
  • the spring part 5332 is configured to act as a disc spring by bending the body of the first mounting plate 5330 toward the clutch disc body 5340 at a predetermined angle.
  • the drive shaft coupling hole (5343) is a portion coupled to the drive shaft (5110) has a sawtooth-shaped spline (not shown) formed in the drive shaft (5110) is engaged with the clutch disk (100) integrally with the motor (5100) 5300 is adapted to rotate.
  • the second mounting plate 5350 is for fixing to the other side of the clutch disc body 5340 with the second clutch ball 5320 in between, and performs the same function as the first mounting plate 5330.
  • the engaging hole 5331, the spring portion 5332, and the drive shaft coupling hole 5353 are formed so as to form the same.
  • one side of the first clutch ball 5310 is a first mounting plate. Inserted into the engaging hole (5331) of the 5330, the other side is to be elastically supported by the spring portion 5332 of the second mounting plate (5350), one side of the second clutch ball (5320) the second mounting plate ( It is inserted into the locking hole 5331 of the 5350 and the other side is elastically supported by the spring portion 5332 of the first mounting plate (5330).
  • a plurality of first ball insertion holes 5331 are formed through the edges of the clutch disc body 5340. First clutch balls 5310 are inserted, and one side of the first mounting plate 5330 is used. The spring hole 5322 of the second mounting plate 5350 is positioned so that the first clutch ball 5310 is in contact with the locking hole 5331.
  • the second ball insertion hole (5342) is formed through the first ball insertion hole (5341) is inserted into the second clutch ball (5320), one side of the second mounting plate (5350)
  • the spring hole 5332 of the first mounting plate 5330 is positioned so that the second clutch ball 5320 is in contact with the engaging hole 5331, while being positioned to face the locking hole 5331.
  • first clutch ball 5310 is supported by the spring portion 5322 of the second mounting plate 5350, and the other side of the first clutch ball 5310 is caught by the locking hole 5331 of the first mounting plate 5330. do.
  • second clutch ball 5320 is supported by a spring portion 5332 of the first mounting plate 5330, and the other side is caught by the locking hole 5331 of the second mounting plate 5350. do. Due to this structure, the first clutch ball 5310 and the second clutch ball 5320 are elastically supported by the spring portions 5332 and 5332, respectively, so that the groove 5410 of the first input gear 5400 of the transmission is provided.
  • first ball insertion hole (5341) and the second ball insertion hole (5342) is formed through at the same time by a press (Press) method. Manufacturing by this method has the advantage that the processing process is very simple.
  • first clutch ball 5310 is elastically supported by the spring portion 5322 of the second mounting plate (5350) and the other side of the first clutch ball (5310) is caught in the engaging hole (5331) of the first mounting plate (5330) It protrudes outward from one mounting plate 5330.
  • the protrusion of the first clutch ball 5310 is inserted into the groove 5410 of the first input gear 5400 to transmit power.
  • Grooves 5344a and 5344b are formed at both side edges of the clutch disc body 5340 along the circumference, and the grooves 5344a and 5344b of the first mounting plate 5330 and the second mounting plate 5350 are formed. Bending parts 5340 and 5354 are inserted to bend the edges into 'b' shapes.
  • the bent parts 5340 and 5354 are inserted into the grooves 5344a and 5344b, the bent parts 5340 and 5354 are caulked to the edges 5452a and 5452b of the clutch disc body 5340.
  • Caulking portions (5345a, 5345b) is formed by pressing the end of the). Accordingly, the first mounting plate 5330 and the second mounting plate 5350 are fixed to both side surfaces of the clutch disc body 5340, respectively.
  • the clutch disc body 5340 may simplify the manufacturing process by allowing the first ball insertion hole 5331 and the second ball insertion hole 5332 to pass through at the same time by a press method.
  • one side of the first clutch ball 5310 is inserted into the first ball insertion hole 5331 of the clutch disc body 5340 so as to be elastically supported by the spring portion 5322 of the second mounting plate 5350.
  • the side is inserted so that a part protrudes into the locking hole 5331 of the first mounting plate 5330.
  • one side of the second clutch ball 5320 is inserted into the second ball insertion hole 5332 of the clutch disc body 5340 so as to be elastically supported by the spring portion 5332 of the first mounting plate 5350, and the other side of the second clutch ball 5320.
  • a part of the second mounting plate 5350 is inserted into the locking hole 5331 so as to protrude.
  • the bent portions 5340 and 5540 of the first mounting plate 5330 and the second mounting plate 5350 are inserted into the grooves 5344a and 5344b and caulking the edges of the clutch disc body 5340. By caulking, the first mounting plate 5330 and the second mounting plate 5350 may be firmly coupled to the clutch disk body 5340.
  • the coupling process of the first mounting plate 5330 and the second mounting plate 5350 to the clutch disk body 5340 by caulking is compared to the structure of coupling by a fastening means such as a bolt.
  • a fastening means such as a bolt
  • FIG. 20 is an exploded perspective view showing a clutch disk according to another embodiment of the present invention
  • FIG. 21 is a plan view showing a state in which the clutch disk of FIG. 20 is assembled
  • FIG. 22 is a detailed cross-sectional view of the edge of the clutch disk of FIG. 20.
  • the clutch disc 5300 ' engages with the grooves 5410 and 5510 of the drive gears 5400 and 5500 to transmit the power of the motor 5100 to the first clutch ball 5310' and the second clutch ball.
  • First mounting rings 5330 'and second for fixing the first and second clutch balls 5310' and 5320 'inserted into the clutch disc body 5340' and the ball insertion grooves 5331 'and 5534'.
  • the basic configuration is the same as the embodiment shown in FIG. 18 in that a mounting ring 5350 'is provided.
  • the first and second mounting rings 5330 'and 5350' are formed in a ring shape, and the plate springs 5131 'are used to elastically support the first and second clutch balls 5310' and 5320 '. 1862 ', and the ball insertion grooves 5311' and 5534 'are not penetrating the clutch disc body 5340', but are formed in a groove shape that is recessed to a predetermined depth. This is different from the example.
  • the first ball insertion groove 5331 ′ and the second ball insertion groove 5332 ′ alternate with each other on a circumference having a predetermined radius from the central axis of the clutch disc body 5340 ′. It is located.
  • 'b' shaped bent parts 5340 'and 5354 are formed at edges of the first and second mounting rings 5330' and 5350 ', and the bent parts 5340 are formed.
  • the caulking portion 5345a' and 5345b ' is caulked.
  • Cover the upper surface of the bent portion (5334 ', 5354') and the first and second mounting rings (5330 ', 5350') is fixed to the clutch disk body (5340 ').
  • Discrete springs 5331 'and 5362' are inserted into the ball insertion grooves 5331 'and 5320', and the first and second clutch balls 5310 'and 5320' are respectively provided with the disc springs 5361 'and 5362'.
  • the other side is pressed and fixed by the protruding ball contact parts 5335 'and 5355' of the first and second mounting rings 5330 'and 5350'.
  • the first clutch balls 5310 ′ and 5320 ′ absorb shocks generated during the shifting process by the counter springs 5331 ′ and 5362 ′, and at the same time, the first and second mounting rings 5330 ′ and 5350 ′. Is pressed onto the clutch disc body 5340 'by being pressed by the ball contacts 5335' and 5355 '.
  • the present invention can be used in all means of driving, from fossil fuel vehicles or natural gas vehicles to electric vehicles powered by a battery powered motor.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Operated Clutches (AREA)
  • Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
  • Motor Power Transmission Devices (AREA)
  • Transmission Devices (AREA)
  • Arrangement And Driving Of Transmission Devices (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Gear Transmission (AREA)
PCT/KR2012/010504 2011-12-07 2012-12-06 변속장치와 이를 포함하여 구성되는 차량용 인휠구동 시스템 및 변속장치 제작방법 Ceased WO2013085288A1 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201280059717.2A CN103975178B (zh) 2011-12-07 2012-12-06 变速器及其制作方法和车辆用四轮驱动系统
JP2014545818A JP2015507147A (ja) 2011-12-07 2012-12-06 変速装置とこれを含んで構成される車両用インホイール駆動システム及び変速装置の製作方法

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KR10-2011-0130361 2011-12-07
KR1020110130361A KR101290074B1 (ko) 2011-03-23 2011-12-07 변속장치와 이를 포함하여 구성되는 차량용 인휠구동 시스템
KR1020120023024A KR101274353B1 (ko) 2012-03-06 2012-03-06 클러치 디스크와 그 제조방법
KR10-2012-0023024 2012-03-06
KR1020120023025A KR101274428B1 (ko) 2012-03-06 2012-03-06 클러치 디스크의 결합 구조
KR10-2012-0023025 2012-03-06
KR1020120047625A KR101379275B1 (ko) 2012-05-04 2012-05-04 변속장치와 이를 포함하여 구성되는 차량용 인휠구동 시스템 및 변속장치 제작방법
KR10-2012-0047625 2012-05-04

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CN108263187B (zh) * 2016-12-30 2021-01-01 比亚迪股份有限公司 动力传动系统及具有其的车辆
CN106945464A (zh) * 2017-04-30 2017-07-14 浙江恒丰运动器材有限公司 一种电动滑板车驱动轮
CN107309036B (zh) * 2017-08-09 2024-04-05 贵州湄潭黔味旅游管理服务有限公司 一种干辣椒磨粉机
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