CN103807398A - Combined-type movement mechanism - Google Patents
Combined-type movement mechanism Download PDFInfo
- Publication number
- CN103807398A CN103807398A CN201310694796.0A CN201310694796A CN103807398A CN 103807398 A CN103807398 A CN 103807398A CN 201310694796 A CN201310694796 A CN 201310694796A CN 103807398 A CN103807398 A CN 103807398A
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- displacement
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- 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
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
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- 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
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H25/2015—Means specially adapted for stopping actuators in the end position; Position sensing means
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- 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
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H25/24—Elements essential to such mechanisms, e.g. screws, nuts
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- 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
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H2025/2028—Screw mechanisms using screw profiles with high efficiency for converting reciprocating motion into oscillating movement
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a combined-type movement mechanism which comprises a displacement output shaft, a limiting pin, a mechanism shell, a screw rod, a lead screw, a bearing, a coupler and a rotating driving element. The lead screw of the movement mechanism provides linear movement power for the displacement output shaft. The screw rod provides rotating movement power for the displacement output shaft. Linear displacement, rotating displacement and combined displacement are controlled in the mode of a limiting groove, and then the output form of the displacement output shaft is determined. By using the combined-type movement mechanism, linear movement and rotating movement can share a set of mechanism. The combined motion sequence of the linear movement and the rotating movement can be achieved by adjusting structural parameters or control parameters, the structure is simple, the size is small, the weight and the power are low, and the combined-type movement mechanism can be applied to the aspects such as automatic production line devices special for mass production and automatic opening and closing of device vehicle cabin doors, and have good application prospects.
Description
Technical field
The present invention relates to a kind of can accomplish linear the mechanism of motion and the combination action sequence that rotatablely moves, belong to mechanism, field of mechanical technique, be specifically related to a kind of composite sport mechanism.
Background technique
In machinery and automatic control engineering application, the combination action sequence that some equipment needs accomplish linear motion and rotatablely moves, this just need to use straight line movement driving mechanism and the driving mechanism that rotatablely moves replaces execution sequence, but the mechanism structure complexity of this pattern, volume, weight and power consumption are all larger, tend to the restriction such as installing space, boundary dimension of the equipment that is subject in actual application.
Summary of the invention
In view of this, the invention provides a kind of composite sport mechanism, utilize screw mandrel to provide straight line motion power for displacement output shaft, utilize screw rod to provide the power that rotatablely moves for displacement output shaft, utilize the form control of restraining groove to produce straight-line displacement, swing offset or combination displacement, and then the output form of decision displacement output shaft, can make straight line motion and rotatablely move to share a set of mechanism, by adjusting structural parameter or controlling the combination action sequence that parameter just can realize straight line motion and rotatablely move, simple in structure, volume, weight and power consumption are little.
One composite sport mechanism, comprise displacement output shaft, position limit pin, mechanism shell, screw rod, screw mandrel, bearing, coupling, rotarily actuate element, wherein, on displacement output shaft excircle, be processed with mounting hole radially, internal surface is processed with spiral chute, mechanism shell is the round column structure of hollow, on internal surface, be processed with two axisymmetric axial grooves, on the two ends excircle of cylinder, be processed with respectively adpting flange, the hollow space of cylinder is divided into small diameter portion and major diameter part, major diameter part is processed with restraining groove, screw rod is the round column structure of hollow, on the excircle of one end, be processed with annular boss, on boss, be processed with two symmetrical auricles that radially extend, on outer surface, be processed with protruding spiral bar, internal surface is processed with screw thread, screw mandrel is round column structure, outer surface is processed with screw thread, on one end excircle of rotary actuation element, be processed with adpting flange, displacement output sleeve is contained in the major diameter part of mechanism shell, can along mechanism shell sliding axially or around the axis rotation of mechanism shell, position limit pin is inserted in the restraining groove of mechanism shell, be arranged in the mounting hole of displacement output shaft simultaneously, screw rod is arranged on the small diameter portion of mechanism shell, and two symmetrical auricles of screw rod are arranged in the groove of mechanism shell, sliding axially of screw rod led, the spiral chute of the spiral bar of screw rod and displacement output shaft forms spiral motion assembly relation, the internal thread of screw rod and the outside thread of screw mandrel are connected, bearing is between screw mandrel and coupling, screw mandrel is connected with the running shaft that rotarilys actuate element by coupling, rotariling actuate element is fixedly connected with by adpting flange with one end of mechanism shell.
Further, the trend of restraining groove is one section of straight line or camber line or above two kinds of forms combination, and the combination order of the length of straightway, the radian of arc and two kinds of forms is set and combined according to concrete output demand.
Further, displacement output shaft internal surface spiral chute has been processed part or full section, and the screw thread of screw rod 4 internal surfaces has been processed part or full section.
Beneficial effect:
1) the present invention utilizes screw mandrel to provide straight line motion power for displacement output shaft, utilize screw rod to provide the power that rotatablely moves for displacement output shaft, utilize the form control of restraining groove to produce straight-line displacement, swing offset and combination displacement, and then the output form of decision displacement output shaft, can make straight line motion and rotatablely move to share a set of mechanism, by adjusting structural parameter or controlling parameter, as straight line and the straight-line displacement rotatablely moving, the parameter such as angle displacement and time, the combination action sequence that just can realize straight line motion and rotatablely move, simple in structure, volume, weight and power consumption are little, can be applied in the special for automatic apparatus for production line of production in enormous quantities, the aspects such as the automatic open-close of equipment vehicle hatch door, there is good application prospect.
2) in the embodiment of the present invention, the trend of restraining groove is one section of straight line or camber line or above two kinds of forms combination, and the combination order of the length of straightway, the radian of arc and two kinds of forms can be set and combine according to concrete output demand.
When the trend of restraining groove is straight line, displacement output shaft will be exported straight-line displacement, when the trend of restraining groove is camber line, displacement output shaft will be exported angle of swing displacement, when the trend of restraining groove is the combination of straight line, camber line, displacement output shaft will be exported corresponding straight line and angle of swing displacement, change the length of straightway, radian and the combination order of arc, displacement output shaft just feeds back out corresponding spiral displacement, and the trend of this restraining groove is that composite sport mechanism output form provides the foundation.
3) in the embodiment of the present invention, displacement output shaft 1 internal surface spiral chute has been processed part or full section, the screw thread of screw rod 4 internal surfaces has been processed part or full section, can process according to concrete difficulty of processing, processing part and full section can realize object of the present invention, and the full section of processing can guarantee to coordinate more stable.
Accompanying drawing explanation
The structural representation of Fig. 1 composite mechanism;
Wherein: 1-displacement output shaft, 2-position limit pin, 3-mechanism shell, 4-screw rod, 5-screw mandrel, 6-bearing, 7-coupling, 8-rotarilys actuate element, 9-restraining groove straightway, 10-restraining groove arc, 11-groove, 12 spiral chutes, 13 mounting holes.
The partial sectional view of Fig. 2 composite mechanism;
Fig. 3 is the structural representation of screw rod;
Fig. 4 is the sectional view of screw rod;
Fig. 5 is the structural representation of mechanism shell;
Fig. 6 is the structural representation of displacement output shaft;
Fig. 7 is the sectional view of displacement output shaft;
Fig. 8 is the trend of restraining groove and the output shaft output displacement effect schematic diagram of generation;
Wherein, the trend of figure a-restraining groove and the parallel straight line of axis of output shaft, displacement output shaft 1 is exported straight-line displacement;
The trend of figure b-restraining groove is that displacement output shaft 1 is exported angle of swing displacement diagram around the camber line of the rotation of the axis of displacement output shaft 1;
The trend of figure c-restraining groove is vertically with around axial combination, and displacement output shaft 1 is by the output straight-line displacement of combination order and angle of swing displacement diagram;
The trend of figure d-restraining groove is the axial spiral of displacement output shaft 1, and displacement output shaft 1 is exported the spiral displacement diagram around axis.
Embodiment
Below in conjunction with accompanying drawing, describe the present invention.
One composite sport mechanism, comprise displacement output shaft 1, position limit pin 2, mechanism shell 3, screw rod 4, screw mandrel 5, bearing 6, coupling 7, rotarily actuate element 8, wherein, on displacement output shaft 1 excircle, be processed with mounting hole 13 radially, internal surface is processed with spiral chute 12, the round column structure that mechanism shell 3 is hollow, on the two ends excircle of cylinder, be processed with respectively adpting flange, the hollow space of cylinder is divided into small diameter portion and major diameter part, on small diameter portion internal surface, be processed with two axisymmetric axial grooves 11, major diameter part is processed with restraining groove, the round column structure that screw rod 4 is hollow, on the excircle of one end, be processed with annular boss, on boss, be processed with two symmetrical auricles that radially extend, on outer surface, be processed with protruding spiral bar, internal surface is processed with screw thread, screw mandrel 5 is round column structure, outer surface is processed with screw thread, on one end excircle of rotary actuation element 8, be processed with adpting flange.
Wherein, the trend of restraining groove is one section of straight line or camber line or above two kinds of forms combination, the combination order of the length of straightway, the radian of arc and two kinds of forms can be set according to concrete output demand, for composite sport mechanism output form provides the foundation.
Displacement output shaft 1 internal surface spiral chute has been processed part or full section, the screw thread of screw rod 4 internal surfaces has been processed part or full section, can process according to concrete difficulty of processing, processing part and full section can realize object of the present invention, and the full section of processing can guarantee to coordinate more stable.
Annexation is: displacement output shaft 1 is sleeved on the major diameter part of mechanism shell 3, can along mechanism shell 3 sliding axially or around the axis rotation of mechanism shell 3, position limit pin 2 is inserted in the restraining groove of mechanism shell 3, be arranged in the mounting hole 13 of displacement output shaft 1 simultaneously, screw rod 4 is arranged on the small diameter portion of mechanism shell 3, and two symmetrical auricles of screw rod 4 are arranged in the groove 11 of mechanism shell 3, sliding axially of screw rod 4 led, the spiral chute 12 of the spiral bar of screw rod 4 and displacement output shaft 1 forms spiral motion assembly relation, the outside thread of the internal thread of screw rod 4 and screw mandrel 5 is connected, bearing 6 is between screw mandrel 5 and coupling 7, define screw mandrel 5 degrees of freedom axially and radially, screw mandrel 5 is connected with the running shaft that rotarilys actuate element 8 by coupling 7, rotariling actuate element 8 is fixedly connected with by adpting flange with one end of mechanism shell 3, the other end of mechanism shell 3 is connected with other devices by adpting flange.
One composite sport mechanism, the working principle of this mechanism is:
In the time that screw mandrel 5 is rotarilyd actuate by rotary actuation elements 8 such as motors, driving screw rod 4 is carried out straight line motion by screw mandrel 5, the spiral chute 12 of the spiral bar of screw rod 4 and displacement output shaft 1, form spiral motion pair, position limit pin 2 is inserted in the restraining groove of mechanism shell 3, meanwhile, position limit pin 2 is arranged in the mounting hole 13 of displacement output shaft 1, and position limit pin 2 moves along the trend of mechanism shell 3 restraining grooves with regard to having limited displacement output shaft 1 like this.
In the time of the trend of restraining groove of mechanism shell 3 and the parallel straight line of the axis of output shaft, as shown in Fig. 59, position limit pin 2 will limiting displacement output shaft 1 rotary freedom, make displacement output shaft 1 and screw rod 4 axially carry out overall straight line motion along them, guarantee to there will not be relative movement between screw rod 4 and displacement output shaft 1, so displacement output shaft 1 can only carry out axial straight-line displacement, as schemed in Fig. 8 as shown in a.
In the time that the trend of the restraining groove of mechanism shell 3 is the camber line around the rotation of the axis of displacement output shaft 1, as shown in Fig. 5 10, position limit pin 2 will limiting displacement output shaft 1 straight line motion degrees of freedom, the spiral salient muscle of screw rod 4 will be in the interior relative movement of the spiral chute of displacement output shaft 1 12, thereby displacement output shaft 1 is rotated around the axis of mechanism shell 3, at this moment displacement output shaft 1 will be exported swing offset, as schemed as shown in b in Fig. 8.
When the trend of the restraining groove of mechanism shell 3 is straight lines parallel with the axis of displacement output shaft 1 and during around the combining form of the camber line of the rotation of displacement output shaft 1 axis, position limit pin 2 will make displacement output shaft 1 both export straight-line displacement and also export angle of swing displacement, as schemed as shown in c in Fig. 8.
In the time changing the length value of straightway of the restraining groove on mechanism shell 3 and the radian value of arc, displacement output shaft 1 will be exported corresponding straight-line displacement value and angle of swing shift value, change the straightway of the restraining groove on mechanism shell 3 and the quantity of rotation section and combination order, will make displacement output shaft 1 export the displacement of the combination order of corresponding straight-line displacement and swing offset, as schemed in Fig. 8 as shown in d, the trend of restraining groove is the axial spiral of displacement output shaft 1, and displacement output shaft 1 is exported the spiral displacement diagram around axis.
This composite sport mechanism has been applied on lunar exploration engineering moon sample packaging hardware.
Claims (3)
1. a composite sport mechanism, it is characterized in that, comprise displacement output shaft (1), position limit pin (2), mechanism shell (3), screw rod (4), screw mandrel (5), bearing (6), coupling (7), rotarily actuate element (8), wherein, on displacement output shaft (1) excircle, be processed with mounting hole radially, internal surface is processed with spiral chute, the round column structure that mechanism shell (3) is hollow, on internal surface, be processed with two axisymmetric axial grooves, on the two ends excircle of cylinder, be processed with respectively adpting flange, the hollow space of cylinder is divided into small diameter portion and major diameter part, major diameter part is processed with restraining groove, the round column structure that screw rod (4) is hollow, on the excircle of one end, be processed with annular boss, on boss, be processed with two symmetrical auricles that radially extend, on outer surface, be processed with protruding spiral bar, internal surface is processed with screw thread, screw mandrel (5) is round column structure, outer surface is processed with screw thread, on one end excircle of rotary actuation element (8), be processed with adpting flange, displacement output shaft (1) is sleeved on the major diameter part of mechanism shell (3), can along mechanism shell (3) sliding axially or around the axis rotation of mechanism shell (3), position limit pin (2) is inserted in the restraining groove of mechanism shell (3), be arranged in the mounting hole of displacement output shaft (1) simultaneously, screw rod (4) is arranged on the small diameter portion of mechanism shell (3), and two symmetrical auricles of screw rod (4) are arranged in the groove of mechanism shell (3), sliding axially of screw rod (4) led, the spiral chute of the spiral bar of screw rod (4) and displacement output shaft (1) forms spiral motion assembly relation, the outside thread of the internal thread of screw rod (4) and screw mandrel (5) is connected, bearing (6) is positioned between screw mandrel (5) and coupling (7), screw mandrel (5) is connected with the running shaft that rotarilys actuate element (8) by coupling (7), rotariling actuate element (8) is fixedly connected with by adpting flange with one end of mechanism shell (3).
2. a kind of composite-motion mechanism as claimed in claim 1, it is characterized in that, the trend of described restraining groove is one section of straight line or camber line or above two kinds of forms combination, and the combination order of the length of straightway, the radian of arc and two kinds of forms is set and combined according to concrete output demand.
3. a kind of composite-motion mechanism as claimed in claim 1, is characterized in that, displacement output shaft (1) internal surface spiral chute has been processed part or full section, and the screw thread of screw rod (4) internal surface has been processed part or full section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310694796.0A CN103807398B (en) | 2013-12-17 | 2013-12-17 | A kind of composite sport mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310694796.0A CN103807398B (en) | 2013-12-17 | 2013-12-17 | A kind of composite sport mechanism |
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| Publication Number | Publication Date |
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| CN103807398A true CN103807398A (en) | 2014-05-21 |
| CN103807398B CN103807398B (en) | 2016-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310694796.0A Active CN103807398B (en) | 2013-12-17 | 2013-12-17 | A kind of composite sport mechanism |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105151322A (en) * | 2015-09-10 | 2015-12-16 | 兰州空间技术物理研究所 | Connecting device suitable for outboard exposed loader of spacecraft |
| CN105151323A (en) * | 2015-09-10 | 2015-12-16 | 兰州空间技术物理研究所 | Connecting device suitable for extra-cabin handle of spacecraft |
| CN105173122A (en) * | 2015-09-10 | 2015-12-23 | 兰州空间技术物理研究所 | Connecting device applied between outboard handle of spacecraft and exposed load |
| CN106586482A (en) * | 2016-12-02 | 2017-04-26 | 广州三五汽车部件有限公司 | Automatic transposition device |
| CN106989150A (en) * | 2017-04-28 | 2017-07-28 | 沈阳兴华航空电器有限责任公司 | A kind of is the anglec of rotation apart from conduction mechanism by transform linear motion |
| CN107677298A (en) * | 2017-09-22 | 2018-02-09 | 重庆建设工业(集团)有限责任公司 | A kind of spatially spiral telecontrol equipment |
| CN108320385A (en) * | 2018-02-15 | 2018-07-24 | 河南智售宝智能科技有限公司 | A kind of automatic vending machine stretches shipment device and rotating mechanism |
| CN109723781A (en) * | 2017-10-30 | 2019-05-07 | 北京精密机电控制设备研究所 | A kind of lead screw anti-rotation device of compact |
| CN111805383A (en) * | 2020-07-20 | 2020-10-23 | 洪卓锋 | Grid machine grid strip cleaning device |
| CN111903294A (en) * | 2020-08-14 | 2020-11-10 | 上海联适导航技术有限公司 | Control device for unmanned agricultural machinery |
| CN112728031A (en) * | 2020-12-21 | 2021-04-30 | 兰州空间技术物理研究所 | Linear-rotary motion mechanism capable of realizing position feedback |
| CN113083649A (en) * | 2021-03-10 | 2021-07-09 | 同济大学 | Space cam type inertial container |
| CN114251505A (en) * | 2021-12-06 | 2022-03-29 | 北京航天石化技术装备工程有限公司 | Rotary lifting mechanism driven by straight-stroke actuator |
| WO2024124872A1 (en) * | 2022-12-14 | 2024-06-20 | 上海兴邺材料科技有限公司 | Power transmission assembly, driving device and photovoltaic apparatus |
| CN118383195A (en) * | 2024-06-28 | 2024-07-26 | 上海华维可控农业科技集团股份有限公司 | Agricultural greenhouse shading control device and control system based on big data |
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| CN101082367A (en) * | 2006-06-02 | 2007-12-05 | 上银科技股份有限公司 | Ball screw rod having snap-in end plug |
| CN201723671U (en) * | 2010-06-30 | 2011-01-26 | 邵枫 | Screw shaft speed regulating device |
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| JPH07310800A (en) * | 1994-05-17 | 1995-11-28 | Thk Kk | Compound movement driving device |
| WO1998049464A1 (en) * | 1997-04-30 | 1998-11-05 | Vladislav Poulek | A tube motor |
| JP2000074171A (en) * | 1998-06-15 | 2000-03-07 | Smc Corp | Actuator |
| EP1331420A2 (en) * | 2002-01-29 | 2003-07-30 | TRW Automotive Electronics & Components GmbH & Co. KG | Subassembly with a spindle and a nut |
| CN101082367A (en) * | 2006-06-02 | 2007-12-05 | 上银科技股份有限公司 | Ball screw rod having snap-in end plug |
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Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105151323A (en) * | 2015-09-10 | 2015-12-16 | 兰州空间技术物理研究所 | Connecting device suitable for extra-cabin handle of spacecraft |
| CN105173122A (en) * | 2015-09-10 | 2015-12-23 | 兰州空间技术物理研究所 | Connecting device applied between outboard handle of spacecraft and exposed load |
| CN105173122B (en) * | 2015-09-10 | 2017-05-24 | 兰州空间技术物理研究所 | Connecting device applied between outboard handle of spacecraft and exposed load |
| CN105151322A (en) * | 2015-09-10 | 2015-12-16 | 兰州空间技术物理研究所 | Connecting device suitable for outboard exposed loader of spacecraft |
| CN106586482A (en) * | 2016-12-02 | 2017-04-26 | 广州三五汽车部件有限公司 | Automatic transposition device |
| CN106989150B (en) * | 2017-04-28 | 2024-02-20 | 沈阳兴华航空电器有限责任公司 | Distance transmission mechanism for converting linear motion into rotation angle |
| CN106989150A (en) * | 2017-04-28 | 2017-07-28 | 沈阳兴华航空电器有限责任公司 | A kind of is the anglec of rotation apart from conduction mechanism by transform linear motion |
| CN107677298A (en) * | 2017-09-22 | 2018-02-09 | 重庆建设工业(集团)有限责任公司 | A kind of spatially spiral telecontrol equipment |
| CN107677298B (en) * | 2017-09-22 | 2019-10-11 | 重庆建设工业(集团)有限责任公司 | A kind of spatially spiral telecontrol equipment |
| CN109723781A (en) * | 2017-10-30 | 2019-05-07 | 北京精密机电控制设备研究所 | A kind of lead screw anti-rotation device of compact |
| CN108320385A (en) * | 2018-02-15 | 2018-07-24 | 河南智售宝智能科技有限公司 | A kind of automatic vending machine stretches shipment device and rotating mechanism |
| CN111805383A (en) * | 2020-07-20 | 2020-10-23 | 洪卓锋 | Grid machine grid strip cleaning device |
| CN111903294A (en) * | 2020-08-14 | 2020-11-10 | 上海联适导航技术有限公司 | Control device for unmanned agricultural machinery |
| CN112728031A (en) * | 2020-12-21 | 2021-04-30 | 兰州空间技术物理研究所 | Linear-rotary motion mechanism capable of realizing position feedback |
| CN113083649A (en) * | 2021-03-10 | 2021-07-09 | 同济大学 | Space cam type inertial container |
| CN114251505A (en) * | 2021-12-06 | 2022-03-29 | 北京航天石化技术装备工程有限公司 | Rotary lifting mechanism driven by straight-stroke actuator |
| CN114251505B (en) * | 2021-12-06 | 2023-12-12 | 北京航天石化技术装备工程有限公司 | Rotary lifting mechanism driven by straight travel actuator |
| WO2024124872A1 (en) * | 2022-12-14 | 2024-06-20 | 上海兴邺材料科技有限公司 | Power transmission assembly, driving device and photovoltaic apparatus |
| CN118383195A (en) * | 2024-06-28 | 2024-07-26 | 上海华维可控农业科技集团股份有限公司 | Agricultural greenhouse shading control device and control system based on big data |
| CN118383195B (en) * | 2024-06-28 | 2024-10-15 | 上海华维可控农业科技集团股份有限公司 | Agricultural greenhouse shading control device and control system |
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| Publication number | Publication date |
|---|---|
| CN103807398B (en) | 2016-02-17 |
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