CN111692231A - Direct output type friction plate power takeoff - Google Patents

Direct output type friction plate power takeoff Download PDF

Info

Publication number
CN111692231A
CN111692231A CN202010610687.6A CN202010610687A CN111692231A CN 111692231 A CN111692231 A CN 111692231A CN 202010610687 A CN202010610687 A CN 202010610687A CN 111692231 A CN111692231 A CN 111692231A
Authority
CN
China
Prior art keywords
friction plate
main shaft
power takeoff
shell
direct output
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.)
Pending
Application number
CN202010610687.6A
Other languages
Chinese (zh)
Inventor
张星辉
吴利霞
郝喜斌
杨罡
王卫军
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.)
China National Heavy Duty Truck Group Datong Gear Co Ltd
Original Assignee
China National Heavy Duty Truck Group Datong Gear 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 China National Heavy Duty Truck Group Datong Gear Co Ltd filed Critical China National Heavy Duty Truck Group Datong Gear Co Ltd
Priority to CN202010610687.6A priority Critical patent/CN111692231A/en
Publication of CN111692231A publication Critical patent/CN111692231A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D25/00Fluid-actuated clutches
    • F16D25/06Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch
    • F16D25/062Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces
    • F16D25/063Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially
    • F16D25/0635Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially with flat friction surfaces, e.g. discs
    • F16D25/0638Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially with flat friction surfaces, e.g. discs with more than two discs, e.g. multiple lamellae
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D25/00Fluid-actuated clutches
    • F16D25/12Details not specific to one of the before-mentioned types
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D25/00Fluid-actuated clutches
    • F16D25/12Details not specific to one of the before-mentioned types
    • F16D25/14Fluid pressure control

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)

Abstract

The invention discloses a direct output type friction plate power takeoff. Most friction plate power takeoff devices are in two-stage transmission at present, the power takeoff device with direct output is in power transmission through the engagement of a spline sleeve, and the input end cannot be engaged due to too large rotational inertia in the driving process, so that the connection of the power takeoff device in the driving process cannot be realized. The invention provides a direct output type friction plate power takeoff which can output equal torque and equal rotating speed, can realize the connection of the power takeoff of special vehicles such as a sprinkler in the driving process, provides convenience for operations such as watering and the like, and reduces the operation intensity of a driver.

Description

Direct output type friction plate power takeoff
Technical Field
The invention belongs to the technical field of mechanical transmission for automobiles, and particularly relates to a direct output type friction plate power takeoff.
Background
Most friction plate power takeoff devices are in two-stage transmission at present, the power takeoff device with direct output is in power transmission through the engagement of a spline sleeve, and the input end cannot be engaged due to too large rotational inertia in the driving process, so that the connection of the power takeoff device in the driving process cannot be realized. Some friction plate power take-off devices with working condition two-stage transmission are not suitable, and a direct output type is necessary. For example, when a special vehicle such as a sprinkler is matched and a direct output type power takeoff engaged through a spline sleeve is driven, the power takeoff can be disengaged and cannot be connected, the vehicle can only stop when wanting to be connected with the power takeoff, and then the vehicle is driven after being connected with the power takeoff, so that the operation is very inconvenient, the working strength of a driver is greatly increased, the friction plate power takeoff is adopted and is in two-stage transmission, the structure is complex, the cost is high, the occupied space is large, and the cost of the whole vehicle is increased.
Disclosure of Invention
The invention provides a direct output type friction plate power takeoff to solve the problems.
The invention adopts the following technical scheme: the utility model provides a direct output formula friction disc power takeoff, including the input shaft, the procapsid, the cylinder, the pressure disk, the friction disc, a piston, back casing and main shaft, the input shaft passes through preceding ball bearing to be fixed on the procapsid, and connect through spline and main shaft, the main shaft front end supports on the procapsid through preceding cone bearing, main shaft week side is through friction disc and piston connection, the piston passes through spline and output shaft connection, the piston passes through back ball bearing and supports on the casing of back, the outer disc of cylinder is fixed on the procapsid, circle front end supports on the main shaft in the cylinder, the rear end supports on back cone bearing, back cone bearing supports on the pressure disk, the pressure disk supports on the main shaft, install the spring between pressure disk and the main shaft, be provided with the air flue.
Further, a seal ring III and a seal ring II for sealing with the front housing are respectively arranged on the periphery sides of the front end and the rear end of the cylinder.
Furthermore, the rear shell is inserted and covered at the rear end of the front shell, and the rear shell and the front shell are sealed through a sealing ring I.
The working principle is shown as a structure diagram: when the whole vehicle is ventilated, pressure gas of the whole vehicle enters the cylinder through the air passage, the cylinder pushes the rear conical bearing under the action of the pressure gas, the rear conical bearing pushes the pressure plate, the pressure plate compresses the friction plate after compressing the spring, the friction plate is in a compressed state, the main shaft is connected with the piston to transmit torque, the torque of an input shaft is transmitted to the main shaft through the spline, the main shaft is transmitted to the piston through the friction plate, the piston is transmitted to an output shaft through the spline, torque transmission is realized, and the power takeoff works.
Compared with the prior art, the invention has the following beneficial effects: 1. torque can be transmitted without gear mesh 1: 1; 2. the transmission and interruption of torque can be realized through the friction plate; 3. a pair of conical bearings are installed in the same direction, so that axial force is transmitted to the shell, and stress on other parts is eliminated.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure, 1-a front ball bearing, 2-an input shaft, 3-a front cone bearing, 4-a front shell, 5-a cylinder, 6-a pneumatic switch, 7-a rear cone bearing, 8-a main shaft, 9-a spring, 10-a pressure plate, 11-a friction plate, 12-a piston, 13-a rear shell, 14-a rear ball bearing, 15-an output shaft, 16-a sealing ring I, 17-a sealing ring II, 18-a sealing ring III.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, a direct output friction plate power takeoff is characterized in that: including input shaft 2, front housing 4, cylinder 5, pressure disk 10, piston 12, back casing 13, friction disc 11 and main shaft 8, input shaft 2 fixes on front housing 4 through preceding ball bearing 1, and be connected through spline and main shaft 8, 8 front ends of main shaft support on front housing 4 through preceding cone bearing 3, 8 week sides of main shaft are connected through friction disc 11 and piston 12, piston 12 is connected through spline and output shaft 15, piston 12 supports on back casing 13 through back ball bearing 14, the outer disc of cylinder 5 is fixed on front housing 4, the circle front end supports on main shaft 8 in cylinder 5, the rear end supports on back cone bearing 14, back cone bearing 14 supports on pressure disk 10, pressure disk 10 supports on the main shaft, install spring 9 between pressure disk 10 and the main shaft 8, be provided with the air flue on front housing 4, install air pressure switch 6 on the air flue of front housing 4.
A seal ring III18 and a seal ring II17 for sealing with front housing 4 are provided on the periphery of the front end and the rear end of cylinder 5, respectively.
The rear case 13 is inserted and capped at the rear end of the front case 4, and the rear case 13 and the front case 4 are sealed by a gasket i 16.
The working principle is shown as a structure diagram: when the whole vehicle is ventilated, pressure gas of the whole vehicle enters the cylinder through the air passage, the cylinder pushes the rear conical bearing under the action of the pressure gas, the rear conical bearing pushes the pressure plate, the pressure plate compresses the friction plate after compressing the spring, the friction plate is in a compressed state, the main shaft is connected with the piston to transmit torque, the torque of an input shaft is transmitted to the main shaft through the spline, the main shaft is transmitted to the piston through the friction plate, the piston is transmitted to an output shaft through the spline, torque transmission is realized, and the power takeoff works.
The cylinder axial force transmission is shown in figure 1: the structure is installed in the same direction through two disc conical roller bearings, and the axial force is ingeniously transferred to the shell.
The structures, proportions, sizes, and other dimensions shown in the drawings and described in the specification are for understanding and reading the present disclosure, and are not intended to limit the scope of the present disclosure, which is defined in the claims, and are not essential to the art, and any structural modifications, changes in proportions, or adjustments in size, which do not affect the efficacy and attainment of the same are intended to fall within the scope of the present disclosure. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

Claims (3)

1. The utility model provides a direct output formula friction disc power takeoff which characterized in that: comprises an input shaft (2), a front shell (4), a cylinder (5), a pressure plate (10), a piston (12), a rear shell (13), a friction plate (11) and a main shaft (8), wherein the input shaft (2) is fixed on the front shell (4) through a front ball bearing (1) and is connected with the main shaft (8) through a spline, the front end of the main shaft (8) is supported on the front shell (4) through a front cone bearing (3), the peripheral side of the main shaft (8) is connected with the piston (12) through the friction plate (11), the piston (12) is connected with an output shaft (15) through a spline, the piston (12) is supported on the rear shell (13) through a rear ball bearing (14), the outer circular surface of the cylinder (5) is fixed on the front shell (4), the front end of the inner circle of the cylinder (5) is supported on the main shaft (8), the rear end is supported on the rear cone bearing (14), and the rear cone bearing (, the pressure plate (10) is supported on the main shaft, a spring (9) is arranged between the pressure plate (10) and the main shaft (8), an air channel is arranged on the front shell (4), and an air pressure switch (6) is arranged on the air channel of the front shell (4).
2. The direct output friction plate power take-off of claim 1, wherein: the periphery sides of the front end and the rear end of the air cylinder (5) are respectively provided with a sealing ring III (18) and a sealing ring II (17) which are used for sealing with the front shell (4).
3. The direct output friction plate power take-off of claim 1, wherein: the rear shell (13) is inserted and covered at the rear end of the front shell (4), and the rear shell (13) and the front shell (4) are sealed through a sealing ring I (16).
CN202010610687.6A 2020-06-30 2020-06-30 Direct output type friction plate power takeoff Pending CN111692231A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010610687.6A CN111692231A (en) 2020-06-30 2020-06-30 Direct output type friction plate power takeoff

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010610687.6A CN111692231A (en) 2020-06-30 2020-06-30 Direct output type friction plate power takeoff

Publications (1)

Publication Number Publication Date
CN111692231A true CN111692231A (en) 2020-09-22

Family

ID=72484561

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010610687.6A Pending CN111692231A (en) 2020-06-30 2020-06-30 Direct output type friction plate power takeoff

Country Status (1)

Country Link
CN (1) CN111692231A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112594385A (en) * 2020-12-01 2021-04-02 潍柴动力股份有限公司 Rear power take-off assembly, engineering vehicle and control method of engineering vehicle
CN117685315A (en) * 2024-02-02 2024-03-12 浙江万里扬股份有限公司杭州分公司 Power takeoff structure of AMT transmission supporting driving power take-off

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104989743A (en) * 2015-07-09 2015-10-21 西安双特智能传动有限公司 Torque extraction device
CN204828360U (en) * 2015-07-09 2015-12-02 西安双特智能传动有限公司 Power take -off
US20170072793A1 (en) * 2014-05-28 2017-03-16 Parker-Hannifin Corporation Power take off having adjustable clutch actuation rate
CN107631016A (en) * 2017-11-09 2018-01-26 湖北森宇齿轮传动股份有限公司 A kind of power takeoff of matching strip power transmission system of automatic gearbox
CN208164761U (en) * 2018-03-30 2018-11-30 东风商用车有限公司 A kind of power takeoff device control system with clutch
WO2019090700A1 (en) * 2017-11-10 2019-05-16 盐城普兹机械有限公司 Dynamic clutch power take off
CN208896874U (en) * 2018-09-17 2019-05-24 广州沁凌汽车技术科技有限公司 A kind of total power dynamic clutching power takeoff
CN109990008A (en) * 2019-04-24 2019-07-09 浙江佰事瑞帕瓦传动有限公司 A kind of direct-connected multi-disc friction power takeoff

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170072793A1 (en) * 2014-05-28 2017-03-16 Parker-Hannifin Corporation Power take off having adjustable clutch actuation rate
CN104989743A (en) * 2015-07-09 2015-10-21 西安双特智能传动有限公司 Torque extraction device
CN204828360U (en) * 2015-07-09 2015-12-02 西安双特智能传动有限公司 Power take -off
CN107631016A (en) * 2017-11-09 2018-01-26 湖北森宇齿轮传动股份有限公司 A kind of power takeoff of matching strip power transmission system of automatic gearbox
WO2019090700A1 (en) * 2017-11-10 2019-05-16 盐城普兹机械有限公司 Dynamic clutch power take off
CN208164761U (en) * 2018-03-30 2018-11-30 东风商用车有限公司 A kind of power takeoff device control system with clutch
CN208896874U (en) * 2018-09-17 2019-05-24 广州沁凌汽车技术科技有限公司 A kind of total power dynamic clutching power takeoff
CN109990008A (en) * 2019-04-24 2019-07-09 浙江佰事瑞帕瓦传动有限公司 A kind of direct-connected multi-disc friction power takeoff

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112594385A (en) * 2020-12-01 2021-04-02 潍柴动力股份有限公司 Rear power take-off assembly, engineering vehicle and control method of engineering vehicle
CN117685315A (en) * 2024-02-02 2024-03-12 浙江万里扬股份有限公司杭州分公司 Power takeoff structure of AMT transmission supporting driving power take-off
CN117685315B (en) * 2024-02-02 2024-05-10 浙江万里扬股份有限公司杭州分公司 Power takeoff structure of AMT transmission supporting driving power take-off

Similar Documents

Publication Publication Date Title
CN111692231A (en) Direct output type friction plate power takeoff
CN205446681U (en) Full -time separation and reunion power takeoff
CN110815902A (en) High-performance servo punch press
CN201934549U (en) Running speed reducer brake for service braking
CN201144988Y (en) Novel wheel rim wet-type brake with composite structure
CN201196223Y (en) Pneumatic friction clutch
CN210087998U (en) Radial double-end-face mechanical sealing structure with planetary gear
CN203214689U (en) Torque limiter for generating torque through friction force
CN210968668U (en) Dismounting device for oil seal of output shaft of automobile transmission
CN202690811U (en) Novel liquid viscous soft start device
CN203532750U (en) Silicon carbide rubber bellows-type mechanical seal device
CN2864235Y (en) Rotary speed reducer
CN211231478U (en) Overload protection type torque controllable worm speed reducer
CN204729505U (en) Clutch cover and plate assembly
CN218367253U (en) Drive axle wet type brake wheel edge
CN201050441Y (en) Hydraulic case rotary gear motor for machinery of coal mine
CN201040487Y (en) Rear axle driving device for loader
CN211474725U (en) Piston resetting device of intermediate shaft brake
CN216241975U (en) Power takeoff with brake disc
CN104565126A (en) Electromagnetic two-way selective roller type overrunning clutch
CN204641406U (en) A kind of power distribution and driving system being arranged on ensilage machine flywheel shell of engine place
CN213981751U (en) Tractor power output device with pneumatic disc brake
CN214788682U (en) Reverse self-locking clutch
CN110645290B (en) Power takeoff with braking function
CN210565896U (en) Normally closed hydraulic clutch

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20200922

RJ01 Rejection of invention patent application after publication