WO2001023774A1 - Dispositif de transmission de puissance - Google Patents

Dispositif de transmission de puissance Download PDF

Info

Publication number
WO2001023774A1
WO2001023774A1 PCT/JP2000/006647 JP0006647W WO0123774A1 WO 2001023774 A1 WO2001023774 A1 WO 2001023774A1 JP 0006647 W JP0006647 W JP 0006647W WO 0123774 A1 WO0123774 A1 WO 0123774A1
Authority
WO
WIPO (PCT)
Prior art keywords
output shaft
worm
power transmission
shaft
transmission device
Prior art date
Application number
PCT/JP2000/006647
Other languages
English (en)
Japanese (ja)
Inventor
Kenji Hosoyama
Toru Matsuda
Original Assignee
Sanwa Shutter Corporation
Yamato Tape Co., Ltd.
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
Application filed by Sanwa Shutter Corporation, Yamato Tape Co., Ltd. filed Critical Sanwa Shutter Corporation
Publication of WO2001023774A1 publication Critical patent/WO2001023774A1/fr

Links

Classifications

    • 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
    • F16D11/16—Clutches in which the members have interengaging parts with clutching members movable otherwise than 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
    • F16H—GEARING
    • F16H1/00—Toothed gearings for conveying rotary motion
    • F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
    • F16H1/04—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members
    • F16H1/12—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes
    • F16H1/16—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising worm and worm-wheel

Definitions

  • the present invention relates to a power transmission device for transmitting power input from an input shaft to an output shaft, and particularly to a power transmission device that selects an output shaft in a freely rotatable state, a state in which power can be transmitted, and a state in which the output shaft is restrained from rotating. It relates to a power transmission device that can perform the power transmission.
  • Various devices have been provided for transmitting input power to the output shaft.
  • a method in which a gear train is interposed between an input shaft and an output shaft and power is transmitted while decelerating by the gear train is often used.
  • a device that integrates a motor and a reduction gear is used.
  • the shaft of a motor or a gear is fixed to a box-shaped frame, the output shaft of the motor is used as an input shaft, and a predetermined number of reduction gears are provided between the output shaft and the motor.
  • they are arranged and configured.
  • the speed reducer as a power transmission device as described above transmits the power that has been manually input to the output shaft while reducing the rotation speed, and separates the output shaft from the rotation of the human input shaft to freely rotate the output shaft. It does not have the function of rotating the output shaft or restricting the output shaft so that it cannot rotate. If the rotation of the input shaft and the rotation of the output shaft are separated and rotated or restrained, it is necessary to provide an electromagnetic clutch or brake.
  • An object of the present invention is to make the output shaft freely rotatable regardless of the rotation of the input shaft or to restrain the output shaft in a non-rotatable state with a simple structure, and to reduce the size.
  • the purpose of the present invention is to provide an improved power transmission device. Disclosure of the invention
  • a power transmission device includes: an input shaft for inputting power; and an output shaft for outputting power, wherein the input shaft and the output shaft are connected via a gear.
  • a worm connected to the input shaft, a worm wheel configured to be able to engage or disengage with the worm, and connected to the output shaft via an intermediate gear; And a driving member for moving the ohmic wheel to inject or release the worm from the worm.
  • the worm wheel can be connected to the worm connected to the input shaft by driving the driving member, or the connection can be released. Therefore, when the worm wheel is connected to the worm and the human power shaft is rotated, power can be transmitted to the output shaft.
  • the input shaft is connected with the worm wheel and the worm wheel combined. If the motor is not rotated, the output shaft will not rotate
  • FIG. 1 is a schematic diagram illustrating a configuration of a power transmission device.
  • FIG. 2 is a diagram for explaining the configuration of the power transmission device, and is a rear view of FIG. 1 (a).
  • FIG. 3 is a diagram illustrating a configuration of a shutter using the power transmission device according to the present embodiment.
  • FIG. 1 is a schematic diagram illustrating the configuration of the power transmission device.
  • FIG. 2 is a diagram for explaining the configuration of the power transmission device, and is a rear view of FIG. 1 (a).
  • FIG. 3 is a diagram illustrating a configuration of a shutter using the power transmission device according to the present embodiment.
  • the power transmission device A can transmit the rotation of the input shaft 1 to the output shaft 2 and freely rotate the output shaft 2 regardless of the rotation of the input shaft 1.
  • output shaft 2 can be restrained from rotating.
  • this power transmission device A is used as a winding device for winding up a shutter or a curtain, the output shaft 2 is restrained from rotating at a winding position or at a position during winding.
  • Each of the above operations can be easily performed by making the robot turn freely. Is possible.
  • the power transmission device A has a frame 3, and a motor 4 having one motor shaft serving as an input shaft 1 is attached to the frame 3.
  • the frame 3 may be formed in a plate shape, but is generally formed in a casing shape as shown in the figure.
  • a pair of worms 5a, worm wheels 5b, and spur gears 6a to 6c are arranged between the input shaft 1 and the output shaft 2 to form a gear train.
  • the power input to the input shaft 1 is transmitted to the output shaft 4 while reducing the rotation speed.
  • the rotation and power of the input shaft 1 are transmitted to the output shaft 2 by bringing the worm wheel 5b close to or away from the worm 5a to release the connection. It is possible to freely rotate output shaft 2 regardless of the rotation of 1.
  • the worm 5a is fixed to the output shaft 1, and the power is transmitted to the output shaft 2 in accordance with the worm 5a, or the rotation of the output shaft 2 is released by canceling the connection with the worm 5a.
  • Free worm wheel 5b is arranged.
  • the worm wheel 5b is provided with a spur gear 6a in a body form, and the worm wheel 5b and the spur gear 6a are rotatably mounted on the moving shaft 7.
  • the spur gear 6a is coupled to a spur gear 6b rotatably mounted on the fixed shaft 8, and further coupled to the spur gear 6b is a spur gear 6c fixed to the output shaft 2. I have.
  • the spur gear 6b has a function as an intermediate gear.
  • the spur gear 6 a is not necessarily required as the intermediate gear, and the spur gear 6 a provided integrally with the worm wheel 5 b is fixed to the output shaft 2.
  • the spur gear 6a functions as a middle tooth.
  • the moving shaft 7 rotatably supports the worm wheel 5b and the spur gear 6a integrated with the worm wheel 5b, and is driven around a pin 10 by a solenoid 9 constituting a driving member.
  • the worm wheel 5b moves in the direction of arrow b and in the direction of arrow A by being urged by the spring 12 and maintains the combined state of the spur gear 6a with the spur gear 6b with this movement. Is to be combined with the room 5a, or the combination is canceled.
  • the moving shaft 7 is disposed so as to penetrate the arc-shaped long hole 3 a formed in the frame 3, and is configured to be rotatable around the pin 10. It is attached to one end side of the.
  • An actuator 9 a of a solenoid 9 for driving the lever 11 in the direction of arrow b is connected to the other end of the lever 11, and an actuator 9 a is provided near the moving shaft 7.
  • a panel 12 for urging the lever 11 so as to move the lever 11 in the direction of the arrow a is provided, and one end thereof is connected to a locking piece 13 provided at a predetermined position of the frame 3.
  • the lever 11 is always urged by the panel 12 about the pin 10 in the direction of arrow a, and can be rotated in the direction of arrow b by driving the solenoid 9. It is configured as follows. Then, with the rotation of the lever 11, the connection of the worm wheel 5 b to the worm 5 a and the release of the connection can be performed.
  • the position of the pin 10 which is the center of rotation of the lever 11 is not particularly limited. That is, when the worm wheel 5b is combined with the worm 5a, it is necessary that the spur gear 6a is combined with the spur tooth group 6b, but when the worm wheel 5b is combined with the worm 5a. When the condition is canceled, the spur gear 6a does not necessarily have to be combined with the spur gear 6b. However, in order for the worm wheel 5b to smoothly mesh with the worm 5a, it is preferable that the pin 10 is located at the same axial center as the fixed shaft 8 of the spur tooth ⁇ 6b. Next, transmission of power by the power transmission device A configured as described above, restraint of the output shaft 2 and a state of free rotation will be described.
  • the lever 11 when the solenoid 9- is not driven, the lever 11 is always urged in the direction of the arrow a by the spring 12; Is similarly urged in the direction of arrow a, and the worm wheel 5b is always engaged with the worm 5a. Therefore, by driving the motor 4, the input shaft 1 is rotated, and this rotation is reduced according to the gear ratio of the worm 5 a and the worm wheel 5 b, and the rotation is performed via the spur gears 6 a to 6 c. It is possible to transmit power by rotating the output shaft 2 with the power.
  • the gear train formed by the spur gears 6a to 6c disposed between the worm wheel 5b and the output shaft 2 is not limited to the above-described configuration, and is not limited to power transmission. It should be set according to the reduction ratio required for device A and other conditions.
  • the driving member for moving the worm wheel 5b (moving shaft 7) is constituted by the solenoid 9 and the panel 12; however, the present invention is not limited to this structure. For example, it is possible to selectively use a 2-position solenoid, a small-sized cylinder, or a manually operated wire.
  • the power transmission device A configured as described above can be employed as a drive source of various devices, particularly, a hoisting device.
  • a configuration of a shutter B in which the power transmission device A is used as a hoisting device will be briefly described with reference to FIG.
  • the shutter B has a winding shaft 22 around which a slit 21 is wound. With the rotation of the winding shaft 22, the slit 21 is guided by a guide 23 and moves up and down. Thus, the opening 24 can be opened or closed.
  • the output shaft 2 of the power transmission device A is directly connected to the winding shaft 22, and by operating the power transmission device A, the slit 21 is moved up and down.
  • the worm is connected to the input shaft, and the worm wheel connected to the output shaft via the intermediate gear is connected to or connected to the worm by the driving member. Since the configuration is such that the coupling can be released, when the worm wheel is coupled to the worm and the input shaft is rotated, the power can be transmitted to the output shaft. If the input shaft is not rotated while the ohm and worm wheel are combined, the output shaft may rotate due to the combination of the worm and worm wheel even if force is applied to the output shaft. Absent. Therefore, the output shaft can be restrained. Furthermore, when the connection between the worm and the worm wheel is released, the output shaft can be freely rotated by

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gear Transmission (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)

Abstract

L'invention concerne un dispositif de transmission de puissance (A) comprenant un arbre d'entrée (1) servant à recevoir une puissance en entrée et un arbre de sortie (2) servant à fournir une puissance de sortie, ces arbres étant en prise l'un avec l'autre au moyen d'engrenages (6a-6). Ce dispositif se caractérise en ce qu'il comprend une vis (5a) reliée à l'arbre d'entrée (1), une roue à vis (5b) formée de façon à pouvoir entrer en prise avec cette vis (5a) ou à s'en libérer, et reliée à l'arbre de sortie (2) par un engrenage de renvoi (6b), ainsi qu'un élément d'entraînement (9) déplaçant la roue à vis (5b) de façon qu'elle puisse entrer en prise avec cette vis (5a) ou s'en libérer.
PCT/JP2000/006647 1999-09-30 2000-09-27 Dispositif de transmission de puissance WO2001023774A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP27776899A JP2001099239A (ja) 1999-09-30 1999-09-30 動力伝達装置
JP11/277768 1999-09-30

Publications (1)

Publication Number Publication Date
WO2001023774A1 true WO2001023774A1 (fr) 2001-04-05

Family

ID=17588067

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2000/006647 WO2001023774A1 (fr) 1999-09-30 2000-09-27 Dispositif de transmission de puissance

Country Status (2)

Country Link
JP (1) JP2001099239A (fr)
WO (1) WO2001023774A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007315057A (ja) * 2006-05-26 2007-12-06 Bunka Shutter Co Ltd 開閉体制御システム

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2747423A (en) * 1954-06-04 1956-05-29 Sanders Morris Gear disengaging devices for worm gears
EP0355306A1 (fr) * 1988-07-21 1990-02-28 Webasto AG Fahrzeugtechnik Dispositif d'entraînement, notamment pour toits ouvrants coulissants, toits ouvrants coulissants pivotants, fenêtres ou similaires
JPH02283937A (ja) * 1989-04-24 1990-11-21 Matsushita Electric Ind Co Ltd ギア駆動装置及びテープレコーダ
JPH0315874Y2 (fr) * 1983-07-18 1991-04-05
JPH11117607A (ja) * 1997-10-17 1999-04-27 Harness Syst Tech Res Ltd ウインドガラスの開閉装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2747423A (en) * 1954-06-04 1956-05-29 Sanders Morris Gear disengaging devices for worm gears
JPH0315874Y2 (fr) * 1983-07-18 1991-04-05
EP0355306A1 (fr) * 1988-07-21 1990-02-28 Webasto AG Fahrzeugtechnik Dispositif d'entraînement, notamment pour toits ouvrants coulissants, toits ouvrants coulissants pivotants, fenêtres ou similaires
JPH02283937A (ja) * 1989-04-24 1990-11-21 Matsushita Electric Ind Co Ltd ギア駆動装置及びテープレコーダ
JPH11117607A (ja) * 1997-10-17 1999-04-27 Harness Syst Tech Res Ltd ウインドガラスの開閉装置

Also Published As

Publication number Publication date
JP2001099239A (ja) 2001-04-10

Similar Documents

Publication Publication Date Title
US7584572B2 (en) Driving apparatus for vehicle door
US7896281B2 (en) Animal leash assembly with leash that can be mechanically wound up and unwound
JP2847079B2 (ja) 電動式摺動ドアの作動装置
ES2269846T3 (es) Correccion manual y mecanismo de bloqueo, y accionador que los incluye.
ES2944916T3 (es) Sistema de puertas de vehículo con módulo de accionamiento eléctrico
JP3662847B2 (ja) ブラインド装置
US4257285A (en) Roller door operating mechanism
WO2001023774A1 (fr) Dispositif de transmission de puissance
JP4516750B2 (ja) パワーデッキリッドの引下げ用アクチュエータ及び制御装置
JP4858749B2 (ja) 電動シャッター駆動装置及び電動シャッター開閉装置
JP2006257711A (ja) 巻き取り装置
JP4917322B2 (ja) 電動機のクラッチ機構
JP2007000017A (ja) 魚釣用電動リール
JPH11101077A (ja) シャッター
JP4203163B2 (ja) 動力伝達装置
JP4645783B2 (ja) 電動シャッター駆動装置
JP3823430B2 (ja) ブラインド装置
JP2000080872A (ja) 自動開閉装置
JPS6047190A (ja) スクリ−ン巻取り装置
JP2004036254A (ja) 電動スライドドアの開閉駆動装置
JPH07180457A (ja) 巻取軸
JP4524598B2 (ja) 電動シャッター駆動装置及び電動シャッター開閉装置
JP2004263546A (ja) 引戸用制動装置および引戸
JPH0586788A (ja) 電動ブラインドシヤツターにおける停電時操作可能な開閉機
JPS6047189A (ja) スクリ−ン巻取り装置

Legal Events

Date Code Title Description
AK Designated states

Kind code of ref document: A1

Designated state(s): US

AL Designated countries for regional patents

Kind code of ref document: A1

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE

121 Ep: the epo has been informed by wipo that ep was designated in this application
122 Ep: pct application non-entry in european phase