CN105222938B - A kind of variable number of teeth gear stirs oily power attenuation measuring device and its method - Google Patents
A kind of variable number of teeth gear stirs oily power attenuation measuring device and its method Download PDFInfo
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- CN105222938B CN105222938B CN201510730941.5A CN201510730941A CN105222938B CN 105222938 B CN105222938 B CN 105222938B CN 201510730941 A CN201510730941 A CN 201510730941A CN 105222938 B CN105222938 B CN 105222938B
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Abstract
The invention discloses a kind of variable number of teeth gears to stir oily power attenuation measuring device, it is characterized in that, including at least one variable number of teeth gear set, the variable number of teeth gear set includes toothed disc body, several are radially arranged on the wedge-shaped tooth socket on described this body side surface of toothed disc at equal intervals, the spring that is radially sequentially arranged in inside each wedge-shaped tooth socket and by block and several be arranged on the wedge-shaped gear shaping of the toothed disc body side；Simultaneously square orifice is equipped on the wedge-shaped tooth socket, positioned at the periphery of the toothed disc body, it is radially pressed described by block, out of the insertion of the side of the toothed disc body the wedge-shaped tooth socket, the wedge shape gear shaping is fixed under spring-return power and frictional force effect with wedge-shaped tooth socket both sides contact surface in the wedge shape wide portion of gear shaping；It is an advantage of the current invention that convenient for changing number of gear teeth, position and steering, and then study the different numbers of teeth, different position, difference and turn to the influence for stirring retarder oily power attenuation.
Description
Technical field
The present invention relates to a kind of power attenuation measuring devices, and in particular to a kind of variable number of teeth gear stirs oily power attenuation and surveys
Measure devices and methods therefor.
Background technology
Currently to stirring oil machine structure power attenuation the reason for, is primarily with respect to the research for stirring oil machine structure power attenuation external cause.No
It is dedicated to change number of gear teeth, position and the gear reducer mechanism of steering, the number of teeth, position and steering one when measuring power attenuation
As it is fixed, ignore the influence that oily power attenuation is stirred in number of teeth variation for retarder, these factors may influence to stir oily damage
The main reason for mistake.
The content of the invention
The present invention seeks to：There is provided it is a kind of convenient for changing number of gear teeth, position and steering, and then study the different numbers of teeth,
Different position, it is different turn to the variable number of teeth gear for stirring retarder oily power attenuation and influencing stir oily power attenuation measuring device and
Its method.
The technical scheme is that：A kind of variable number of teeth gear stirs oily power attenuation measuring device, including at least one
Variable number of teeth gear set, the variable number of teeth gear set include toothed disc body, several are radially arranged on the gear at equal intervals
Wedge-shaped tooth socket on this body side surface of disk, the spring being radially sequentially arranged in inside each wedge-shaped tooth socket and by block and several
Wedge-shaped gear shaping arranged on the toothed disc body side；Simultaneously on the wedge-shaped tooth socket, positioned at the circle of the toothed disc body
Circumferential surface is equipped with square orifice, is radially pressed described by block, and the wedge shape wide portion of gear shaping is inserted from the side of the toothed disc body
Enter in the wedge-shaped tooth socket, the wedge shape gear shaping is under spring-return power and frictional force effect with wedge-shaped tooth socket both sides contact surface
It is fixed.
As preferred technical solution, when the spring is in uncompressed state, the top surface by block and the side
Shape mouth is in the same plane.
It is described to be close to the wedge-shaped bottom land by the medial surface of block as preferred technical solution, it is described by block
The distance a of side where lateral surface to wedge-shaped tooth socket and opposite flank where the wedge-shaped tooth socket to the wedge-shaped bottom land
Distance b is equal.
As preferred technical solution, a cascaded surface, the width of the cascaded surface are equipped in the inserting surface of the wedge-shaped gear shaping
It is equal with the distance b of opposite flank to the wedge-shaped bottom land where the wedge-shaped tooth socket to spend c.
As preferred technical solution, Gearbox is further included, and the number of the variable number of teeth gear set is one
Or two；When the number of variable number of teeth gear set is one, set that there are one for being set with variable gear in the Gearbox
The gear shaft of number gear set, two ends of the gear shaft are respectively connected with rotational speed and torque measuring device；When variable number of teeth gear set
Number when being two, set in the Gearbox there are two the gear shaft for being respectively used to two variable number of teeth gear sets of suit,
And two variable number of teeth gear set it is mutually ratcheting, two of which end or four ends are connected with rotational speed and torque in two gear shaft
Measuring device.
As preferred technical solution, the rotational speed and torque measuring device includes controller, is connected with the controller
Motor and the shaft coupling being connected with the motor output end, the shaft coupling are connected with the end of a wherein gear shaft, simultaneously
A torque and speed sensors are equipped on the shaft coupling.
A kind of such as variable number of teeth gear stirs oily power attenuation measuring method, specifically includes following steps：
(1) setting power test point is respectively：p1…pi…pj, the rotating speed of driving motor is respectively:n1…ni…nj；
(2) test point p is being carried out1During measurement, the rotating speed for setting driving motor is n1, driving motor is maintained under the rotating speed
Operation a period of time, the input power of driving motor and the output power of dynamometer motor is made to tend to be steady, measures driving motor
Input torque is Tin-1, the output torque of dynamometer motor is Tout-1；Test next measurement of rotating speed point p successively again2Input turn
Square and output torque, until all test point p1…pi…pjIt is all run and measures, finally show that the input of driving motor turns
Square is：Tin-1…Tin-i…Tin-j, the output torque of dynamometer motor is：Tout-1…Tout-i…Tout-j；
(3) pth is finally obtainediThe churning loss value P of test point geariFor：
It is an advantage of the invention that：
1. the present invention is by installing spring and by block so that any number of wedge shape can be installed on toothed disc body and is inserted
Tooth convenient for changing the number of teeth of gear, and then studies the influence that the different numbers of teeth stir retarder oily power attenuation；
2. the present invention can be also used for studying the identical number of teeth, when tooth is distributed different position, stirs oily power for retarder and damage
The influence of consumption；Research gear clockwise, when rotating counterclockwise, the influence of oily power attenuation is stirred for retarder, and then after being
The power attenuation research of retarder provides data supporting.
Description of the drawings
The invention will be further described with reference to the accompanying drawings and embodiments：
Fig. 1 is for the toothed disc body and spring of the present invention and by block structure schematic diagram；
Fig. 2 is the toothed disc body of the present invention and wedge-shaped gear shaping assembling schematic diagram；
Fig. 3 is the variable number of teeth gear set structure diagram of the present invention；
Fig. 4 is the structure diagram of the embodiment of the present invention 2；
Fig. 5 is the structure diagram of the embodiment of the present invention 3；
Fig. 6 is the structure diagram of the embodiment of the present invention 4；
Wherein：1 toothed disc body, 2 wedge-shaped tooth sockets, 3 springs, 4 press block, 5 wedge-shaped gear shapings, 6 Gearboxes, 7 gear shafts,
8 controllers, 9 motors, 10 shaft couplings, 11 torque and speed sensors.
Specific embodiment
Embodiment 1：Referring to figs. 1 to shown in 3, a kind of variable number of teeth gear stirs oily power attenuation measuring device, including at least
One variable number of teeth gear set, the variable number of teeth gear set include toothed disc body 1, several are radially arranged on toothed disc at equal intervals
Wedge-shaped tooth socket 2 on 1 side of body, the spring 3 being radially sequentially arranged in inside each wedge-shaped tooth socket 2 and by block 4 and several
A wedge-shaped gear shaping 5 arranged on 1 side of toothed disc body；It is set simultaneously on wedge-shaped tooth socket 2, positioned at the periphery of toothed disc body 1
There is square orifice, will radially be pressed by block 4, wedge-shaped 5 wide portion of gear shaping is inserted into from the side of toothed disc body 1 in wedge-shaped tooth socket 2,
Wedge-shaped gear shaping 53 restoring force of spring and with it is fixed under the effect of the frictional force of wedge-shaped 2 both sides contact surface of tooth socket.
The present invention is in the same plane by the top surface and square orifice of block 4 when spring 3 is in uncompressed state, by block 4
Medial surface be close to wedge-shaped 2 bottom surface of tooth socket, by distance a and wedge-shaped tooth socket of the lateral surface of block 4 to wedge-shaped 2 place side of tooth socket
The distance b of 2 places opposite flank to wedge-shaped 2 bottom surface of tooth socket is equal.A cascaded surface, ladder are equipped in the inserting surface of wedge-shaped gear shaping 5
The width c in face is equal with the distance b of wedge-shaped 2 place opposite flank of tooth socket to wedge-shaped 2 bottom surface of tooth socket.
A kind of such as variable number of teeth gear stirs oily power attenuation measuring method, specifically includes following steps：
(1) setting power test point is respectively：p1…pi…pj, the rotating speed of driving motor is respectively:n1…ni…nj；
(2) test point p is being carried out1During measurement, the rotating speed for setting driving motor is n1, driving motor is maintained under the rotating speed
Operation a period of time, the input power of driving motor and the output power of dynamometer motor is made to tend to be steady, measures driving motor
Input torque is Tin-1, the output torque of dynamometer motor is Tout-1；Test next measurement of rotating speed point p successively again2Input turn
Square and output torque, until all test point p1…pi…pjIt is all run and measures, finally show that the input of driving motor turns
Square is：Tin-1…Tin-i…Tin-j, the output torque of dynamometer motor is：Tout-1…Tout-i…Tout-j；
(3) pth is finally obtainediThe churning loss value P of test point geariFor：
Embodiment 2：With reference to shown in Fig. 4, the variable number of teeth gear of the present invention, which stirs oily power attenuation measuring device, includes reduction box
Babinet 6 and two gear shafts 7 in Gearbox 6, the number of variable number of teeth gear set is two, and is set with
In on two gear shafts 7, two ends in two gear shafts 7 positioned at crossover location are connected with rotational speed and torque measuring device；The rotating speed
Torque measuring device includes controller 8, the motor 9 being connected with controller 8 and the shaft coupling 10 being connected with 9 output terminal of motor,
The shaft coupling 10 is connected with the end of a wherein gear shaft 7, while a torque and speed sensors 11 are equipped on shaft coupling 10, and
And one of motor is driving motor, another motor is dynamometer motor.
Its specific implementation method is as follows：
(1) two variable number of teeth gear sets is made to expire tooth engagement, one of them variable number of teeth gear set clockwise can with another
Become the engagement rotation of number of teeth gear set, rotational speed and torque is measured by two torque and speed sensors 11, finally using in embodiment 1
Its power attenuation is obtained in method.
(2) two variable number of teeth gear sets is made to expire tooth engagement, one of them variable number of teeth gear set counterclockwise can with another
Become the engagement rotation of number of teeth gear set, rotational speed and torque is measured by two torque and speed sensors 11, finally using in embodiment 1
Its power attenuation is obtained in method.
Embodiment 3：With reference to shown in Fig. 5, the variable number of teeth gear of the present invention, which stirs oily power attenuation measuring device, includes reduction box
Babinet 6 and the gear shaft 7 in Gearbox 6, the number of variable number of teeth gear set is one, and is set in this
On gear shaft 7, two ends of the gear shaft 7 are respectively connected with rotational speed and torque measuring device；The rotational speed and torque measuring device includes
Controller 8, the motor 9 being connected with controller 8 and the shaft coupling 10 being connected with 9 output terminal of motor, the shaft coupling 10 with wherein
The end connection of one gear shaft 7, while a torque and speed sensors 11 are equipped on shaft coupling 10, and one of motor is
Driving motor, another motor are dynamometer motor.
Its specific implementation method is as follows：
(1) variable number of teeth gear set is made first to be not inserted into wedge-shaped gear shaping 5, and is rotated clockwise in the form of disk, passes through two
Torque and speed sensors 11 measure rotational speed and torque, finally its power attenuation are obtained using the method in embodiment 1.
(2) variable number of teeth gear set is made first to be not inserted into wedge-shaped gear shaping 5, and is rotated counterclockwise in the form of disk, passes through two
Torque and speed sensors 11 measure rotational speed and torque, finally its power attenuation are obtained using the method in embodiment 1.
(3) the wedge-shaped gear shaping 5 on variable number of teeth gear set is made to be randomly distributed on toothed disc body 1, first using the number of teeth as n
When rotate clockwise and embodiment 1 in measuring method measure respectively wedge-shaped gear shaping 5 mounted on different position when stir oily power
Loss, to probe under the identical number of teeth, wedge-shaped gear shaping 5 irregularly be mounted on different position when stir oily power attenuation for gear
It influences；Then it is n+1 to measure the number of teeth successively again, during n+2 ... n+j, power attenuation when being installed with different position.
(4) the wedge-shaped gear shaping 5 on variable number of teeth gear set is made to be randomly distributed on toothed disc body 1, first using the number of teeth as n
When rotate counterclockwise and embodiment 1 in measuring method measure respectively wedge-shaped gear shaping 5 mounted on different position when stir oily power
Loss, to probe under the identical number of teeth, wedge-shaped gear shaping 5 irregularly be mounted on different position when stir oily power attenuation for gear
It influences；Then it is n+1 to measure the number of teeth successively again, during n+2 ... n+j, power attenuation when being installed with different position.It is and suitable with it
Power attenuation when hour hands rotate is made comparisons.
(5) being distributed on toothed disc body 1 for 5 rule of wedge-shaped gear shaping of variable number of teeth gear set is made, when elder generation is using the number of teeth as n
Rotate clockwise and embodiment 1 in measuring method measure respectively wedge-shaped gear shaping 5 with different symmetric modes be mounted on disk
The loss of oily power was stirred when upper；Then it is n+1 to measure the number of teeth successively again, during n+2 ... n+j, tooth when being installed with different symmetric modes
Wheel stirs the loss of oily power.
(6) being distributed on toothed disc body 1 for 5 rule of wedge-shaped gear shaping of variable number of teeth gear set is made, when elder generation is using the number of teeth as n
Rotate counterclockwise and embodiment 1 in measuring method measure respectively wedge-shaped gear shaping 5 with different symmetric modes be mounted on disk
The loss of oily power was stirred when upper；Then it is n+1 to measure the number of teeth successively again, during n+2 ... n+j, tooth when being installed with different symmetric modes
Wheel stirs the loss of oily power.And when rotating clockwise compared with power attenuation.
Embodiment 4:With reference to shown in Fig. 6, the variable number of teeth gear of the present invention, which stirs oily power attenuation measuring device, includes reduction box
Babinet 6 and two gear shafts 7 in Gearbox 6, the number of variable number of teeth gear set is two, and is set with
In on two gear shafts 7, four ends of two gear shaft 7 are respectively connected with rotational speed and torque measuring device；Rotational speed and torque measurement dress
It puts including controller 8, the motor 9 being connected with controller 8 and the shaft coupling 10 being connected with 9 output terminal of motor, the shaft coupling 10
It is connected with the end of a wherein gear shaft 7, while a torque and speed sensors 11 is equipped on shaft coupling 10, and two of which
Motor is driving motor, and another two motor is dynamometer motor.
Its specific implementation method is as follows：
(1) two variable number of teeth gear set is first not inserted into wedge-shaped gear shaping 2, and is rotated clockwise respectively in the form of disk, most
Two kinds of power attenuations are obtained using the method in embodiment 1 afterwards, and compare the difference of two kinds of power attenuations.
(2) two variable number of teeth gear sets are first not inserted into wedge-shaped gear shaping 2, and one of them is revolved clockwise in the form of disk
Turning, another is rotated counterclockwise in the form of disk afterwards, and two kinds of power attenuations finally are obtained using the method in embodiment 1,
And compare the difference of two kinds of power attenuations.
(3) two variable number of teeth gear sets are first not inserted into wedge-shaped gear shaping 2, and the rotation counterclockwise respectively in the form of disk, most
Two kinds of power attenuations are obtained using the method in embodiment 1 afterwards, and compare the difference of two kinds of power attenuations.
(4) method (1) (2), (3), the gear of (4) (5) (6) are pacified in one of them variable number of teeth gear set and embodiment 3
Dress situation is identical, another variable number of teeth gear set is first not inserted into wedge-shaped gear shaping 5, and is rotated clockwise in the form of disk, leads to
The method of embodiment 1 is crossed to measure its churning loss, and with method (1) (2) in embodiment 3, (3), (4) (5) (6) experiment number
According to comparing to probe into the influence for adding to stir oily power when a disk stirs oil for gear.
(5) method (1) (2), (3), the gear of (4) (5) (6) are pacified in one of them variable number of teeth gear set and embodiment 3
Dress situation is identical, another variable number of teeth gear set is first not inserted into wedge-shaped gear shaping 5, and is rotated counterclockwise in the form of disk, leads to
The method of embodiment 1 is crossed to measure its churning loss, and with method (1) (2) in embodiment 3, (3), (4) (5) (6) experiment number
According to comparing to probe into the influence for adding to stir oily power when a disk stirs oil for gear.
Oily power is stirred gear clockwise and anticlockwise to probe into disk in the experimental data for comparing (4) and (5) simultaneously
It influences.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
Know the personage of this technology all can carry out modifications and changes under the spirit and scope without prejudice to the present invention to above-described embodiment.Cause
This, those of ordinary skill in the art is complete without departing from disclosed spirit and institute under technological thought such as
Into all equivalent modifications or change, should by the present invention claim be covered.
Claims (6)
1. a kind of variable number of teeth gear stirs oily power attenuation measuring device, which is characterized in that including at least one variable number of teeth tooth
Wheel group, the variable number of teeth gear set include toothed disc body, several are radially arranged on described this body side surface of toothed disc at equal intervals
On wedge-shaped tooth socket, the spring being radially sequentially arranged in inside each wedge-shaped tooth socket and by block and several be arranged on the tooth
The wedge-shaped gear shaping of wheel disc body side；Simultaneously side is equipped on the wedge-shaped tooth socket, positioned at the periphery of the toothed disc body
Shape mouth is radially pressed described by block, and the wedge shape wide portion of gear shaping is inserted into the wedge shape from the side of the toothed disc body
In tooth socket, the wedge shape gear shaping spring-return power and with it is fixed under the effect of the frictional force of wedge-shaped tooth socket both sides contact surface；
Gearbox is further included, and the number of the variable number of teeth gear set is one or two；When variable number of teeth gear set
Number when being one, set that there are one for being set with the gear shaft of variable number of teeth gear set, the gear in the Gearbox
Two ends of axis are respectively connected with rotational speed and torque measuring device；When the number of variable number of teeth gear set is two, the deceleration
The gear shaft of two variable number of teeth gear sets of suit, and the two variable mutual teeth of number of teeth gear set are respectively used to there are two being set in box body
It closes, two of which end or four ends are connected with rotational speed and torque measuring device in two gear shaft.
2. variable number of teeth gear according to claim 1 stirs oily power attenuation measuring device, which is characterized in that when the bullet
When spring is in uncompressed state, the top surface by block and the square orifice are in the same plane.
3. variable number of teeth gear according to claim 1 stirs oily power attenuation measuring device, which is characterized in that described to press block
Medial surface be close to the wedge-shaped bottom land, distance a and institute of the lateral surface by block to wedge shape tooth socket place side
The distance b of opposite flank where stating wedge-shaped tooth socket to the wedge-shaped bottom land is equal.
4. variable number of teeth gear according to claim 3 stirs oily power attenuation measuring device, which is characterized in that in the wedge
The inserting surface of shape gear shaping is equipped with a cascaded surface, and the width c of the cascaded surface is with opposite flank where the wedge-shaped tooth socket described in
The distance b of wedge-shaped bottom land is equal.
5. variable number of teeth gear according to claim 1 stirs oily power attenuation measuring device, which is characterized in that the rotating speed
Torque measuring device includes controller, the motor being connected with the controller and the shaft coupling being connected with the motor output end
Device, the shaft coupling are connected with the end of a wherein gear shaft, while a torque and speed sensors are equipped on the shaft coupling.
6. a kind of variable number of teeth gear as described in claim 1 stirs the measuring method of oily power attenuation measuring device, feature
It is, specifically includes following steps：
(1) setting power test point is respectively：p1…pi…pj, the rotating speed of driving motor is respectively:n1…ni…nj；
(2) test point p is being carried out1During measurement, the rotating speed for setting driving motor is n1, driving motor is maintained to be run under the rotating speed
For a period of time, the input power of driving motor and the output power of dynamometer motor is made to tend to be steady, measures the input of driving motor
Torque is Tin-1, the output torque of dynamometer motor is Tout-1；Test next measurement of rotating speed point p successively again2Input torque and
Output torque, until all test point p1…pi…pjIt is all run and measures, finally draw the input torque of driving motor
For：Tin-1…Tin-i…Tin-j, the output torque of dynamometer motor is：Tout-1…Tout-i…Tout-j；
(3) pth is finally obtainediThe churning loss value P of test point geariFor：
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| CN107132045A (en) * | 2017-06-30 | 2017-09-05 | 中国船舶重工集团公司第七�三研究所 | A kind of gear lubrication experimental rig |
| CN108287071B (en) * | 2018-01-25 | 2020-01-24 | 盐城工学院 | Device and method for measuring gear transmission loss rate |
| CN108007620B (en) * | 2018-01-25 | 2020-02-11 | 盐城工学院 | Device for measuring gear meshing transmission power loss and method for measuring efficiency of speed reducer |
| KR101964560B1 (en) * | 2018-08-28 | 2019-07-31 | 강원철 | Bicycle of Front Wheel Gear Shift Type |
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| JPS59187239A (en) * | 1983-04-07 | 1984-10-24 | Toyota Motor Corp | Measuring apparatus of power transfer loss of gear box |
| CN101846585A (en) * | 2010-05-21 | 2010-09-29 | 重庆长安汽车股份有限公司 | Test method of automobile transmission system efficiency |
| CN102175435A (en) * | 2010-12-16 | 2011-09-07 | 蚌埠市华泰液力变矩器有限公司 | Test-bed for hydraulic torque converter |
| CN102706564A (en) * | 2012-06-21 | 2012-10-03 | 株洲中达特科电子科技有限公司 | Motor test system and control method for electric vehicle |
| CN203232094U (en) * | 2013-04-16 | 2013-10-09 | 陕西科技大学 | Oil stirring power measurement experiment table of rotary mechanism |
| CN104565288B (en) * | 2014-11-28 | 2017-02-22 | 盐城工学院 | Detachable vibration reduction gear |
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Effective date of registration: 20211231 Address after: 224000 room 206-2, building 1, No. 49, Wengang South Road, Yannan high tech Zone, Yancheng City, Jiangsu Province Patentee after: Yancheng Zhicheng Machine Manufacturing Co.,Ltd. Address before: 224051 middle road of hope Avenue, Yancheng City, Jiangsu Province, No. 1 Patentee before: YANCHENG INSTITUTE OF TECHNOLOGY |