CN107576431A - A kind of mechanical hydraulic-pressure type planetary mechanism surveys torquer - Google Patents
A kind of mechanical hydraulic-pressure type planetary mechanism surveys torquer Download PDFInfo
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- CN107576431A CN107576431A CN201710601004.9A CN201710601004A CN107576431A CN 107576431 A CN107576431 A CN 107576431A CN 201710601004 A CN201710601004 A CN 201710601004A CN 107576431 A CN107576431 A CN 107576431A
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- planetary
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- torquer
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Abstract
The present invention provides a kind of mechanical hydraulic-pressure type planetary mechanism and surveys torquer, and it includes：Planetary ring gear, planetary gear, output shaft, planet carrier, sun gear, measure rack, plunger rod, hydraulic measurement device, input shaft.When the device utilizes planetary gear rotation, the relations of distribution of the power between sun gear and planetary ring gear, the stress of planetary ring gear is perceived with mechanical-hydraulic mode, and then the moment of torsion of sun gear, i.e. output torque are read on hydraulic measurement device dial plate.Benefit of the invention is that (1) is measured using purely mechanic fluid pressure type, it is not necessary to which, using electronic signal sensor, novelty simple in construction, use cost is low；(2) low is required to e measurement technology method, it is not necessary to extra supporting DAF, directly read measurement data.
Description
Technical field
The invention belongs to power transmission technique field, and in particular to a kind of mechanical hydraulic-pressure type planetary mechanism surveys torquer.
Background technology
In daily life, industrial production and scientific research, the demand of torque measurement is quite extensive.The moment of torsion of rotary shaft is
Dynamic and time-varying.The moment of torsion of measurement rotary shaft has many methods, such as traditional strain-type and electromagnetic type or new sound table
Face ripple, converse magnetostriction method etc..These measuring methods are required for using various sensor measurement techniques.The use of these sensors
Cost is high, and technical method requires high, it is necessary to a series of supporting signal detections, signal transmission, signal transformational analysis equipment.It is existing
The method that moment of torsion is surveyed using planetary mechanism also more realized using pressure or changing sensor.
The content of the invention
It is an object of the invention to provide a kind of mechanical hydraulic-pressure type planetary mechanism to survey torquer, and the device can use pure machine
Tool hydraulic way measures the moment of torsion of output shaft.
The object of the invention adopts the following technical scheme that realization：
A kind of mechanical hydraulic-pressure type planetary mechanism surveys torquer, and it includes：Planetary ring gear 1, planetary gear 2, output shaft 3,
Planet carrier 4, sun gear 5, measure rack 6, plunger rod 7, hydraulic measurement device 8, input shaft 9.
The inner ring of planetary ring gear 1 has whole circle tooth, and there is part tooth outer ring；The planetary gear 2 simultaneously with planetary ring gear 1 and
Sun gear 5 engages, and installs in planet carrier 4；The output shaft 3 connects firmly with sun gear 5, for output torque；The planet
Frame 4 is used to install planetary gear 4 and keeps the position between planetary gear 4；The sun gear 5 engages with planetary gear 2, and will
Torque passes to output shaft 3；The measurement one side of rack 6 engages with the part tooth of planetary ring gear 1, on the other hand withstands plunger
Bar 7；The hydraulic oil that the plunger rod 7 is used in hydraulic fluid pressure measuring device 8；The pressure of the hydraulic oil of hydraulic measurement device 8
Promote indicators turn in its dial plate, the scale on dial plate is according to the quantitative relation between the moment of torsion and hydraulic fluid pressure of output shaft 3
It is determined that；Input shaft 9 is used for input torque to planet carrier 4.
Further, when planetary gear 2 rotates, planetary ring gear 1 can occur slightly to turn in a small angle range, but
It is the transmission for not influenceing planetary gear train.
Further, when fine rotation occurs for planetary ring gear 1, measurement rack 6 is due to itself and planetary meshing relation
Small translational motion is had to produce.The translational motion of measurement rack 6 can promote plunger rod 7 to move.
Further, when the motion of plunger rod 7 causes hydraulic fluid pressure increase or reduction in hydraulic measurement device 8, liquid
Indicator institute exponential quantity is the moment of torsion of output shaft 3 in the dial plate of pressure measuring device 8.
The invention has the advantages that and good effect：
(1) using purely mechanic fluid pressure type measure, it is not necessary to using electronic signal sensor, novelty simple in construction, using into
This is low；
(2) low is required to e measurement technology method, it is not necessary to extra supporting DAF, directly read measurement number
According to.
Brief description of the drawings
The accompanying drawing for forming the part of the application is used for providing a further understanding of the present invention, schematic reality of the invention
Apply example and its illustrate to be used to explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 mechanical hydraulic-pressure types planetary mechanism surveys torquer main structure chart
Fig. 2 mechanical hydraulic-pressure types planetary mechanism surveys torquer side view
Fig. 3 planetary ring gears
Fig. 4 planet carriers
In figure：Planetary ring gear (1), planetary gear (2), output shaft (3), planet carrier (4), sun gear (5), measure rack
(6), plunger rod (7), hydraulic measurement device (8), input shaft (9).
Embodiment
The invention will be further described with reference to the accompanying drawings and examples, but should not be construed the above-mentioned theme of the present invention
Scope is only limitted to following embodiments.Without departing from the idea case in the present invention described above, known according to ordinary skill
Knowledge and customary means, make various replacements and change, all should include within the scope of the present invention.
A kind of mechanical hydraulic-pressure type planetary mechanism surveys torquer, and it includes：Planetary ring gear 1, planetary gear 2, output shaft 3,
Planet carrier 4, sun gear 5, measure rack 6, plunger rod 7, hydraulic measurement device 8, input shaft 9.
The inner ring of planetary ring gear 1 has whole circle tooth, and there is part tooth outer ring；The planetary gear 2 simultaneously with planetary ring gear 1 and
Sun gear 5 engages, and installs in planet carrier 4；The output shaft 3 connects firmly with sun gear 5, for output torque；The planet
Frame 4 is used to install planetary gear 4 and keeps the position between planetary gear 4；The sun gear 5 engages with planetary gear 2, and will
Torque passes to output shaft 3；The measurement one side of rack 6 engages with the part tooth of planetary ring gear 1, on the other hand withstands plunger
Bar 7；The hydraulic oil that the plunger rod 7 is used in hydraulic fluid pressure measuring device 8；The pressure of the hydraulic oil of hydraulic measurement device 8
Promote indicators turn in its dial plate, the scale on dial plate is according to the quantitative relation between the moment of torsion and hydraulic fluid pressure of output shaft 3
It is determined that；Input shaft 9 is used for input torque to planet carrier 4.
Further, when 9 input torque of input shaft, the planet carrier 4 being connected with input shaft 9 rotates, drive planetary gear 2 around
Sun gear 5 to revolve round the sun.
Further, when planetary gear 2 rotates, in a small angle range fine rotation can occur for planetary ring gear 1.
Further, when fine rotation occurs for planetary ring gear 1, measurement rack 6 is due to itself and planetary meshing relation
Small translational motion is had to produce.The translational motion of measurement rack 6 can promote plunger rod 7 to move.
Further, when the motion of plunger rod 7 causes hydraulic fluid pressure increase or reduction in hydraulic measurement device 8, liquid
Indicator institute exponential quantity is the moment of torsion of output shaft 3 in the dial plate of pressure measuring device 8.
A kind of mechanical hydraulic-pressure type planetary mechanism provided by the invention surveys torquer, and its operation principle is：
By input shaft input power, input shaft drives planet carrier rotation, and then drives planetary gear around too by planet carrier
Sun wheel rotation.When planetary gear rotates, power is assigned on sun gear and planetary ring gear according to certain quantitative relation.Planetary ring gear
Stress promotes measurement rack translation, and then promotes the hydraulic oil in plunger rod hydraulic fluid extruding measurement apparatus, and oil pressure promotes hydraulic pressure to survey
The rotation of device hand of dial is measured, pointer institute exponential quantity is the torque value of sun gear output.
Claims (4)
1. a kind of mechanical hydraulic-pressure type planetary mechanism surveys torquer, it includes：Planetary ring gear 1, planetary gear 2, output shaft 3, OK
Carrier 4, sun gear 5, measure rack 6, plunger rod 7, hydraulic measurement device 8, input shaft 9.
The inner ring of planetary ring gear 1 has whole circle tooth, and there is part tooth outer ring；The planetary gear 2 simultaneously with planetary ring gear 1 and the sun
The engagement of wheel 5, and install in planet carrier 4；The output shaft 3 connects firmly with sun gear 5, for output torque；The planet carrier 4 is used
In installation planetary gear 4 and keep the position between planetary gear 4；The sun gear 5 engages with planetary gear 2, and by torque
Pass to output shaft 3；The measurement one side of rack 6 engages with the part tooth of planetary ring gear 1, on the other hand withstands plunger rod 7；
The hydraulic oil that the plunger rod 7 is used in hydraulic fluid pressure measuring device 8；The hydraulic measurement device 8 is promoted with the pressure of hydraulic oil
Indicators turn in its dial plate, the scale on dial plate determine according to the quantitative relation between the moment of torsion and hydraulic fluid pressure of output shaft 3；
Input shaft 9 is used for input torque to planet carrier 4.
2. a kind of mechanical hydraulic-pressure type planetary mechanism according to claim 1 surveys torquer, it is characterised in that：When planet tooth
When wheel 2 rotates, in a small angle range fine rotation can occur for planetary ring gear 1, but not influence the biography of planetary gear train
It is dynamic.
3. a kind of mechanical hydraulic-pressure type planetary mechanism according to claim 1 surveys torquer, it is characterised in that：When planet tooth
When fine rotation occurs for circle 1, measurement rack 6 produces because it has small translational motion with planetary meshing relation,
The translational motion of measurement rack 6 can promote plunger rod 7 to move.
4. a kind of mechanical hydraulic-pressure type planetary mechanism according to claim 1 surveys torquer, it is characterised in that：Work as plunger rod
When 7 motion causes hydraulic fluid pressure increase or reduction in hydraulic measurement device 8, indicator in the dial plate of hydraulic measurement device 8
Institute's exponential quantity is the moment of torsion of output shaft 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710601004.9A CN107576431A (en) | 2017-07-21 | 2017-07-21 | A kind of mechanical hydraulic-pressure type planetary mechanism surveys torquer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710601004.9A CN107576431A (en) | 2017-07-21 | 2017-07-21 | A kind of mechanical hydraulic-pressure type planetary mechanism surveys torquer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107576431A true CN107576431A (en) | 2018-01-12 |
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ID=61033827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710601004.9A Pending CN107576431A (en) | 2017-07-21 | 2017-07-21 | A kind of mechanical hydraulic-pressure type planetary mechanism surveys torquer |
Country Status (1)
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111336230A (en) * | 2020-04-01 | 2020-06-26 | 中国北方车辆研究所 | Hydraulic phase switching mechanism suitable for non-circular continuously variable transmission |
| CN109282931B (en) * | 2018-10-16 | 2020-08-04 | 浙江宏业高科智能装备股份有限公司 | Gear stress size detection and maintenance device for machine manufacturing system |
| CN112240370A (en) * | 2019-07-19 | 2021-01-19 | 皮尔茨公司 | Cycloidal transmission with torque detection device |
| CN115338636A (en) * | 2022-10-20 | 2022-11-15 | 盛瑞传动股份有限公司 | Collinear production method for multiple planet rows |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203083757U (en) * | 2013-03-13 | 2013-07-24 | 宁波能威电机科技有限公司 | Improved planet torque transducer |
-
2017
- 2017-07-21 CN CN201710601004.9A patent/CN107576431A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203083757U (en) * | 2013-03-13 | 2013-07-24 | 宁波能威电机科技有限公司 | Improved planet torque transducer |
Non-Patent Citations (1)
| Title |
|---|
| 程新选: "《力学计量》", 30 November 2007, 中国计量出版社 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109282931B (en) * | 2018-10-16 | 2020-08-04 | 浙江宏业高科智能装备股份有限公司 | Gear stress size detection and maintenance device for machine manufacturing system |
| CN112240370A (en) * | 2019-07-19 | 2021-01-19 | 皮尔茨公司 | Cycloidal transmission with torque detection device |
| CN112240370B (en) * | 2019-07-19 | 2024-02-27 | 皮尔茨公司 | Cycloidal transmission with torque detecting device |
| CN111336230A (en) * | 2020-04-01 | 2020-06-26 | 中国北方车辆研究所 | Hydraulic phase switching mechanism suitable for non-circular continuously variable transmission |
| CN111336230B (en) * | 2020-04-01 | 2021-07-16 | 中国北方车辆研究所 | Hydraulic phase switching mechanism suitable for non-circular continuously variable transmission |
| CN115338636A (en) * | 2022-10-20 | 2022-11-15 | 盛瑞传动股份有限公司 | Collinear production method for multiple planet rows |
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Application publication date: 20180112 |