CN100476262C - Self-adaptive machinery transmission sensor - Google Patents
Self-adaptive machinery transmission sensor Download PDFInfo
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- CN100476262C CN100476262C CNB2004100814576A CN200410081457A CN100476262C CN 100476262 C CN100476262 C CN 100476262C CN B2004100814576 A CNB2004100814576 A CN B2004100814576A CN 200410081457 A CN200410081457 A CN 200410081457A CN 100476262 C CN100476262 C CN 100476262C
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 91
- 238000006073 displacement reaction Methods 0.000 claims abstract description 46
- 239000000523 sample Substances 0.000 claims description 8
- 125000003003 spiro group Chemical group 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 230000003044 adaptive effect Effects 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000001514 detection method Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
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Abstract
An adaptive mechanical drive sensing device comprises a main drive assembly and a driven assembly. The main drive assembly includes a transmission cylinder, a main drive spline shaft and a left-end cam, and the driven assembly includes a driven spline shaft, a right-end cam, a spring and a spring primary pressure regulating ring. The driven spline shaft passes through the left-end cam and fits with the bearing in the transmission cylinder and the right-end cam on the spline shaft fits with the left-end cam to form the slide engaged structure. On the main drive assembly is also disposed a speed sensing element. The right-end cam of the driven assembly is connected with a displacement assembly on which disposed a displacement transducer.
Description
Technical field
The present invention relates to the transmission, sensing parts, particularly be applicable to the self-adaptive machinery transmission sensor of vehicle and machinery equipment.
Background technique
Will realize intelligent transmission control in mechanical transmission, moment of torsion, load, rotating speed are important detection indexs.At present, no matter be on common gearing, or on vehicle, generally be to adopt multiple sensor to obtain relevant parameter respectively to the measurement of these several indexs, comprehensively judge again.Judge load as detection employing throttle position sensor and speed probe, or adopt intake manifold pressure sensor and speed probe to judge load vehicle load.These two kinds load detection systems are not all participated in transmission directly at sensor, vehicle does not have to detect indirectly under the bearing load state, and is the information of obtaining on motor.This measurement is strict to the coherence request of motor, and often engine production producer can't guarantee, must carry out strict demarcation separately to each motor.In addition, variation, operation conditions and the various complex working condition of power that the driving mechanism after these two kinds load detection systems are exported motor brings and loss in efficiency, load all detect, therefore, detection to the change in torque situation of transmission is local, and judgement that microcomputer is done and the instruction of sending are all not exclusively rationally and accurately.Because the operating mode of vehicle operating is extremely complicated, the people can not make accurately and judging, artificial misoperation usually takes place, and has misled the demand of motor to load, therefore causes oil consumption loss and loss in efficiency.Obviously, on the transmission part after the motor output, obtain rotating speed and change in torque information, control the situation of gearing to actual circumstances.And the transmission shaft of existing vehicle or machinery equipment is an overall structure, and an end is connected with the motor output unit, and the other end is connected with rotatable parts; Transmission shaft is easy to obtain rotary speed information thereon by the motor driven rotary; Though and this integrally-built transmission shaft transmits the moment of torsion of motor output, can't obtain moment of torsion, information on load by it.Therefore, need to change the structure of existing transmission shaft, to adapt to the needs of intelligent transmission control.
Summary of the invention
The purpose of this invention is to provide a kind of self-adaptive machinery transmission sensor, it not only has the function of common transmission shaft, and can reflect the rotating speed of vehicle or machinery equipment and the change information of moment of torsion truly, exactly, establish reliable basis for realizing intelligent transmission control, reach distributing rationally between rotating speed, moment of torsion, the output power, guarantee that vehicle or machinery equipment operate in the optimum state.
Self-adaptive machinery transmission sensor of the present invention, comprise main transmission assembly and driven subassembly, it is characterized in that: the main transmission assembly comprise transmission cylinder, with the transmission cylinder right-hand member in the main transmission splined shaft that is connected of spline, the cam on left end face that is connected with spline in the transmission cylinder left end; Driven subassembly comprises driven spline shaft, is located at the right side cam of driven spline shaft right part, spring initial pressure adjustment circle, spring.
The cam on left end face that the driven spline shaft of driven subassembly passes the main transmission assembly is connected with two bearings that are located in the transmission cylinder, and the right side cam that is located on the driven spline shaft cooperates with the cam on left end face of main transmission assembly, forms the sliding engaged structure; When the moment of torsion of motor output equals the moment of torsion of vehicle or machinery equipment actual demand, the right side cam of the cam on left end face of main transmission assembly and driven subassembly is in complete engagement, rotation synchronously, spring is in the initial stressed state, and the pusher plate of displacement component does not move.
Also be provided with the revolution speed sensing device on the main transmission assembly, the right side cam of driven subassembly is connected with displacement component, and displacement component is provided with the displacement sensor device.
Described self-adaptive machinery transmission sensor, its main transmission assembly also comprise the fixedly connected connecting tube of an end and main transmission splined shaft, the spline housing that is connected with the connecting tube the other end, be stuck in the transmission cylinder right-hand member and the right fastening spiro loop be close to the main transmission splined shaft, be stuck in the transmission cylinder left end and the left fastening spiro loop be close to bearing and be located at oil sealing in the left fastening spiro loop.
The driven subassembly of described self-adaptive machinery transmission sensor also comprises the rectangular spline cover that is connected with the driven spline shaft left end, the universal joint sleeve pipe that is connected with the rectangular spline cover.
Described self-adaptive machinery transmission sensor, its displacement component comprise the pusher plate that is connected with the right side cam, the displacement sleeve pipe that is connected with pusher plate, the magnet ring fixed tray that is connected with displacement sleeve pipe left end.
Described self-adaptive machinery transmission sensor, the spring of its driven subassembly be a slice dish spring or be the above combination dish spring of a slice, perhaps be a slice plectane spring or be the combination plectane spring more than a slice.
Described self-adaptive machinery transmission sensor, its displacement sensor device is fixed on the magnet ring fixed tray of displacement component, and corresponding with displacement transducer receiving element on fixed vehicle or the machinery support.
On the circular magnet steel support that described self-adaptive machinery transmission sensor, its revolution speed sensing device are fixed on the transmission cylinder left end of main transmission assembly is connected, and corresponding with speed probe receiving element on being fixed on vehicle or machinery support.
Described self-adaptive machinery transmission sensor, the spline housing of its transmitting assemblies and the output terminal of power take-off are connected, and the rotatable parts of the left end of the driven spline shaft of driven subassembly and vehicle or machinery are connected.
When the moment of torsion of motor output during less than the moment of torsion of vehicle actual demand, slow down as car speed when going up a slope, need the bigger moment of torsion of motor output, the rotating speed of the cam on left end face of main transmission assembly is greater than the rotating speed of the right side cam of driven subassembly, the right side cam compression cluster spring that moves right, and the drive pusher plate moves right, the displacement sensor device that is located on the magnet ring fixed tray also moves right thereupon, the distance that makes the displacement sensor device and be fixed between the displacement transducer receiving element on the vehicle support stand increases, and the displacement transducer receiving element is sent to control gear with the change in displacement signal that receives; Simultaneously, be located at the rate signal that speed probe receiving element on the vehicle support stand will receive the revolution speed sensing device on the main transmission assembly and be sent to control gear.
The present invention has the following advantages: combine together with driving mechanism, participate in transmission directly, the function that not only has common transmission shaft, and can reflect the rotating speed of vehicle or machinery equipment and the change information of moment of torsion in real time, establish reliable basis for realizing intelligent transmission control; Compact structure, use reliably are applicable to the driving mechanism of vehicle or machinery.
Description of drawings
Fig. 1 is that the present invention is in the move right structural representation of state of displacement component.
Fig. 2 is the present invention's cam on left end face and right side cam-engaged schematic representation under Fig. 1 state.
Fig. 3 is that invention is in the structural representation that displacement component is moved to the left state.
Fig. 4 is the present invention's cam on left end face and right side cam-engaged schematic representation under Fig. 3 state.
Fig. 5 is the A-A sectional drawing of Fig. 3.
Fig. 6 is the B-B sectional drawing of Fig. 3.
Fig. 7 is the C-C sectional drawing of Fig. 3.
Fig. 8 is the D-D sectional drawing of Fig. 3.
Fig. 9 is the E-E sectional drawing of Fig. 3.
Figure 10 is the F-F sectional drawing of Fig. 3.
Figure 11 is the G-G sectional drawing of Fig. 3.
Embodiment
Referring to Fig. 1, Figure 10, main transmission splined shaft 2 is fixedly connected on the left part of connecting tube 5, the right-hand member that spline housing 6 is fixedly connected on connecting tube 5, constitute an one-piece element, then, the main transmission splined shaft 2 of this one-piece element left end and the spline in transmission cylinder 1 right-hand member are connected, right fastening spiro loop 7 are stuck in transmission cylinder 1 right-hand member and with main transmission splined shaft 2 are close to again;
Referring to Fig. 1, Fig. 9, bearing 4b is contained in the right part in the transmission cylinder 1 and is close to main transmission splined shaft 2; With spring---combination dish spring 13, spring initial pressure adjustment circle 12, right side cam 11 are contained in the right part of driven spline shaft 10 successively, and the pusher plate 16 of displacement component are connected with right side cam 11;
Referring to Fig. 1, Fig. 8, driven spline shaft 10 is inserted in the transmission cylinder 1, its end and bearing 4b are connected; Cam on left end face 3 is enclosed within the middle part of driven spline shaft 10, and the spline on cam on left end face 3 cylindricals cooperates with spline in transmission cylinder 1 left end, and cam on left end face 3 cooperates with right side cam 11 simultaneously, formation sliding engaged structure; Bearing 4a, left fastening spiro loop 8, oil sealing 9 are enclosed within on the driven spline shaft 10 successively, and cooperate with the left inwall of transmission cylinder 1;
Referring to Fig. 1, Fig. 6 and Fig. 7, the displacement sleeve pipe 17 of displacement component is enclosed within on the driven spline shaft 10, and is connected with pusher plate 16, magnet ring fixed tray 18 is located by connecting on the displacement sleeve pipe 17, again displacement sensor device 19 is fixed on the magnet ring fixed tray 18;
Referring to Fig. 1, circular magnet steel support 21 is fixedly connected on the cylindrical of transmission cylinder 1 left end, revolution speed sensing device 22 is fixed on the circular magnet steel support 21, promptly constitutes a kind of machinery transmission sensor of the present invention.
Referring to Fig. 1, Figure 11 and Fig. 5, during use, the spline housing 6 of main transmission assembly and the output terminal of motor are connected, the left end of the driven spline shaft 10 of driven subassembly and the rotatable parts of vehicle are connected, present embodiment is to be connected with rectangular spline cover 14, and rectangular spline cover 14 is connected with universal joint sleeve pipe 15; And make the displacement sensor device 19 that is fixed on the magnet ring fixed tray 18 corresponding with displacement transducer receiving element 20 on being fixed on vehicle support stand; The revolution speed sensing device 22 that is fixed on the circular magnet steel support 21 is corresponding with speed probe receiving element 23 on being fixed on vehicle support stand.
Referring to Fig. 3, Fig. 4, when the moment of torsion of motor output equals the moment of torsion of vehicle actual demand, the cam on left end face 3 of main transmission assembly is in complete engagement with the right side cam 11 of driven subassembly, rotation synchronously, combination dish spring 13 is in the initial stressed state, and the pusher plate 16 of displacement component does not move;
Referring to Fig. 1, Fig. 2, when the moment of torsion of motor output during less than the moment of torsion of vehicle actual demand, slow down as car speed when going up a slope, need the bigger moment of torsion of motor output, the rotating speed of the cam on left end face 3 of main transmission assembly is greater than the rotating speed of the right side cam 11 of driven subassembly, right side cam 11 moves right and compresses combination dish spring 13, and drive pusher plate 16 moves right, the displacement sensor device 19 that is located on the magnet ring fixed tray 18 also moves right thereupon, the distance that makes displacement sensor device 19 and be fixed between the displacement transducer receiving element 20 on the vehicle support stand increases, and displacement transducer receiving element 20 is sent to control gear with the change in displacement signal that receives; Simultaneously, be located at the rate signal that speed probe receiving element on the vehicle support stand will receive the revolution speed sensing device on the main transmission assembly and be sent to control gear.
The change in displacement signal that rate signal that control gear sends speed probe receiving element 23 and displacement transducer receiving element 20 send is handled, and sends the instruction that increases engine output torque; Increase gradually in the process of output torque at motor, the speed discrepancy of cam on left end face 3 and right side cam 11 also reduces gradually; Meanwhile, right side cam 11 drives pusher plate 16 and is moved to the left gradually, and the distance between displacement sensor device 19 and the displacement transducer receiving element 20 also reduces gradually; When engine output torque reached the moment of torsion of vehicle actual demand, cam on left end face 3 meshed fully with right side cam 11, rotation synchronously, and combination dish spring 13 returns to the initial stressed state, and the pusher plate 16 of displacement component is also recovered original position.So go round and begin again, in participating in the process of transmission directly,, constantly be sent to control gear, establish reliable basis for realizing intelligent transmission control with displacement and the tach signal obtained.
Claims (7)
1, self-adaptive machinery transmission sensor, comprise main transmission assembly and driven subassembly, it is characterized in that, the main transmission assembly comprise transmission cylinder (1), with the transmission cylinder right-hand member in the main transmission splined shaft (2) that is connected of spline, the cam on left end face (3) that is connected with spline in the transmission cylinder left end; Driven subassembly comprises driven spline shaft (10), is located at the right side cam (11) of driven spline shaft right part, spring initial pressure adjustment circle (12), spring (13); The driven spline shaft of driven subassembly (10) passes the cam on left end face (3) and the bearing (4a that is located in the transmission cylinder of main transmission assembly
4b) be connected, the right side cam (11) that is located on the driven spline shaft cooperates with the cam on left end face (3) of main transmission assembly, forms the sliding engaged structure; Also be provided with the revolution speed sensing device on the main transmission assembly, the right side cam (11) of driven subassembly is connected with displacement component, which is provided with the displacement sensor device.
2, self-adaptive machinery transmission sensor according to claim 1, it is characterized in that the main transmission assembly also comprises the fixedly connected connecting tube (5) of an end and main transmission splined shaft (2), the spline housing (6) that is connected with connecting tube (5) the other end, be stuck in the transmission cylinder right-hand member and the right fastening spiro loop (7) be close to main transmission splined shaft (2), be stuck in transmission cylinder (1) left end and the left fastening spiro loop (8) be close to bearing (4a) and be located at the interior oil sealing (9) of left fastening spiro loop.
3, self-adaptive machinery transmission sensor according to claim 1, it is characterized in that displacement component comprises the pusher plate (16) that is connected with right side cam (11), the displacement sleeve pipe (17) that is connected with pusher plate, the magnet ring fixed tray (18) that is connected with displacement sleeve pipe left end.
4, self-adaptive machinery transmission sensor according to claim 1 is characterized in that, the spring of driven subassembly is a slice dish spring or is the above combination dish spring of a slice, perhaps be a slice plectane spring or is the combination plectane spring more than a slice.
5, self-adaptive machinery transmission sensor according to claim 1, it is characterized in that, displacement sensor device (19) is fixed on the magnet ring fixed tray (18) of displacement component, and corresponding with displacement transducer receiving element (20) on being fixed on vehicle or machinery support.
6, self-adaptive machinery transmission sensor according to claim 1, it is characterized in that, revolution speed sensing device (22) is fixed on the circular magnet steel support (21) that is connected with transmission cylinder (1) left end of main transmission assembly, and corresponding with speed probe receiving element (23) on being fixed on vehicle or machinery support.
7, self-adaptive machinery transmission sensor according to claim 1 is characterized in that, the spline housing 6 of transmitting assemblies is connected with the output terminal of motor, and the left end of the driven spline shaft 10 of driven subassembly and vehicle or rotatable parts are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100814576A CN100476262C (en) | 2004-12-08 | 2004-12-08 | Self-adaptive machinery transmission sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100814576A CN100476262C (en) | 2004-12-08 | 2004-12-08 | Self-adaptive machinery transmission sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1786523A CN1786523A (en) | 2006-06-14 |
| CN100476262C true CN100476262C (en) | 2009-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2004100814576A Expired - Fee Related CN100476262C (en) | 2004-12-08 | 2004-12-08 | Self-adaptive machinery transmission sensor |
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| CN (1) | CN100476262C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101440863B (en) * | 2007-11-22 | 2012-12-05 | 西南大学 | Intelligent two-step(two-shift) automatic speed variator of drive torque - resistance moment drive sensing |
| CN111055677B (en) * | 2019-12-31 | 2022-10-04 | 西南大学 | Intelligent central driving type electric drive assembly with transmission sensing function |
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2004
- 2004-12-08 CN CNB2004100814576A patent/CN100476262C/en not_active Expired - Fee Related
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| CN1786523A (en) | 2006-06-14 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20081212 Address after: The postcode of Southwestern Normal University, Beibei District, Chongqing: 400715 Applicant after: Southwest University Address before: The postcode of Southwestern Normal University, Beibei District, Chongqing: 400715 Applicant before: SouthWest China Normal University |
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Owner name: SOUTHWEST UNIVERSITY Free format text: FORMER OWNER: SOUTHWEST NORMAL UNIV. Effective date: 20081212 |
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Assignee: Guangzhou Herrenknecht tunnelling machinery Co. Ltd. Assignor: Southwest University Contract record no.: 2010440001044 Denomination of invention: Self-adaptive machinery transmission sensor Granted publication date: 20090408 License type: Exclusive License Open date: 20060614 Record date: 20100728 |
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| CP02 | Change in the address of a patent holder | ||
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Address after: 402460 Xueyuan Road 160, Rongchang District, Chongqing Patentee after: Southwest University Address before: 400715 Beibei District, Chongqing, Southwestern Normal University Patentee before: Southwest University |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090408 Termination date: 20201208 |
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| CF01 | Termination of patent right due to non-payment of annual fee |