CN105474789B - A kind of servo-actuated development mechanism - Google Patents
A kind of servo-actuated development mechanismInfo
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- CN105474789B CN105474789B CN201110015411.4A CN201110015411A CN105474789B CN 105474789 B CN105474789 B CN 105474789B CN 201110015411 A CN201110015411 A CN 201110015411A CN 105474789 B CN105474789 B CN 105474789B
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Abstract
A kind of servo-actuated development mechanism is provided, described framework comprises a pair cross spacing shell fragment, side plate, upper and lower two pieces of coverings, bearing seat, one piece of rear end covering and outlet collar, side plate has the rectangular end of side and the round nose of opposite side, the center of circle portion of described round nose arranges bearing seat, upper and lower two pieces of coverings and one piece of rear end covering are connected by screw formation cylinder around the round nose of described side plate, and company's section of outlet collar is installed on inside side plate rectangular end end; Install a pair cross spacing shell fragment in the inner side of side plate near outlet collar place, drum assembly is arranged on by the convex axle of cylinder wall in two side bearings in the cylinder of framework, can positive and negatively rotate; Described have one to turbin generator to wheel assembly, between the biside plate inside being installed on framework with bolt, between cross spacing shell fragment and cylinder; Described drum assembly driver element has a Rolling motor, on outside the cylinder being installed on framework, coaxial with drum assembly.<pb pnum="1" />
Description
Technical field
The present invention relates to a kind of aerospacecraft equipment, be specifically related to a kind of expansion control mechanism for elastic supporting bar.
Technical background
Elastic supporting bar is that a kind of membrane structure that is applicable to draws in and the elastic energy storage type deployable structure launched.Elastic supporting bar becomes flat, curling being wound on cylinder and realizes drawing under development mechanism controls; Treat that mechanism progressively discharges constraint under motor drives, the elastic rod departing from constraint portions recovers cross sectional shape automatically, realizes controlled expansion.
At present, known elastic supporting bar development mechanism one class is positioned at elastic supporting bar and celestial body connecting portion, drives the fixed type expanding unit that elastic supporting bar stretches out; Another kind ofly launching just as metallic tape, is that celestial body is fixed in elastic supporting bar one end, and mechanism is the trailing type expanding unit of release elastic supporting bar while movement outwards.
Fixed type development mechanism is connected with elastic supporting bar root, and bar bears moment of flexure maximum just herein, is difficult to ensure enough coupling stiffnesses; If increase auxiliary device to reinforce root, mechanical complications and quality can be increased, have the occasion of particular/special requirement to be difficult to be suitable for some in the rigidity of structure and quality.The connecting portion of elastic supporting bar and mechanism is transferred to the elastic supporting bar far-end not high to load bearing requirements by trailing type expanding unit, be conducive to the rigidity after improving the expansion of lens bar, also be realize launching rear mechanism to cast aside, alleviate the more excellent scheme of celestial body quality further.NASA of Germany develops a kind of elastic supporting bar trailing type development mechanism being applied to solar sail.Its structure is simple, but needs manually to complete gathering, can only realize disposable expansion by driven by motor, and after launching, mechanism casts aside.For Chinese large-sized membrane structure expansion technique manufacture claim, development mechanism must be able to repeatedly be taken down the exhibits automatically, ensures that elastic supporting bar has good integral rigidity in expansion process and after launching, and is convenient to expand as casting mechanism aside.
Summary of the invention
The invention provides a kind of servo-actuated development mechanism of elastic supporting bar that repeatedly automatically can draw expansion in.Both solved existing fixed type elastic supporting bar development mechanism in expansion process and launch the problem of back root part coupling stiffness deficiency, and be conducive to improving integral rigidity; Can meet again quality light, volume is little, can repeatedly automatically draw in and launch, and is convenient to expand as casting mechanism aside after expansion.
The present invention adopts following technical scheme to realize, and provides a kind of servo-actuated development mechanism, comprises drum assembly, to wheel assembly, framework, a pair cross spacing shell fragment, drum assembly driver element.Described framework comprises a pair cross spacing shell fragment, two pieces of side plates, upper and lower two pieces of coverings, bearing seat, one piece of rear end covering and outlet collars, described side plate has the rectangular end of side and the round nose of opposite side, the center of circle portion of described round nose arranges bearing seat, described upper and lower two pieces of coverings and one piece of rear end covering are connected by screw formation cylinder around the round nose of described side plate, and company's section of outlet collar is installed on inside two pieces of side plate rectangular end ends; Install a pair cross spacing shell fragment in the inner side of two blocks of side plates near outlet collar place, described drum assembly is arranged on by the convex axle of cylinder wall in two side bearings in the cylinder of framework, can positive and negatively rotate; Described have one to turbin generator to wheel assembly, between the biside plate inside being installed on framework with bolt, between cross spacing shell fragment and cylinder; Described drum assembly driver element has a Rolling motor, on outside the cylinder being installed on framework, coaxial with drum assembly.
Two pieces of cylinder side panels of described drum assembly are welded on the two ends formation barrel of stack shell; The left drum shaft of two length of tape keyways, right drum shaft are installed on cylinder axis respectively by roller bearings and shaft end ring; Left drum shaft, right drum shaft are connected by two couples of taper pin A arranging vertically and cylinder axis, form built-up shaft; Top arc depression bar is arranged on left drum shaft, right drum shaft by a pair band flange self-lubricating bearing A, separates with cylinder axis packing ring A; Below arc depression bar is coaxially installed on left drum shaft, right drum shaft by a pair band flange self-lubricating bearing B and top arc depression bar; A pair eccentric wheel is connected with left drum shaft, right cylinder axle key respectively, withstands below arc depression bar lateral surface; A pair arch kinematic link one end is hinged respectively by band flange self-lubricating bearing B and two eccentric wheel, and the other end and minor axis A are by being with flange self-lubricating bearing hinged; Minor axis A and minor axis B is connected on the horizon of push rod side by side, is threaded with T-shaped slide block and T-shaped slide block side plate; T-shaped slide block and T-shaped slide block side plate form the slide block of band rectangular channel, can along the guide rail groove face moving linearly of cylinder side panel; The two pairs of pull bars are hinged with two groups of push rods and top arc depression bar, below arc depression bar respectively; Two pieces of cylinder side panels are bolted cylinder rotational pin; Cylinder bonnet is connected by screw and stack shell; Nine groups of elastic support sheets are installed on cylinder bonnet, and its outline and elastic supporting bar inner surface profile are harmonious, for connecting elastic supporting bar.
A described left side to wheel assembly is connected on wheel assembly shell by screw to wheel carrier and the right side to wheel carrier respectively; A left side installs two groups to wheel carrier bearing to wheel carrier and the right side in the upper and lower side coaxial aperture of wheel carrier; Left inside, wheel carrier upper and lower side to be connected stop sleeve; Right wheel carrier lower inner part to be connected stop sleeve; Be equipped with and by screw, inside face on the right side of shell is fixed on to wheel drive seat to worm and gear; To wheel upside input shaft through to the coaxial aperture on the upside of wheel drive seat, load left to wheel carrier and the right side on the upside of wheel carrier group between wheel carrier bearing, with being connected taking turns worm gear key wheel drive seat inside; To wheel worm gear engage with to worm and gear, withstand on the left of it to wheel upside input shaft axle rank, right side adopt to take turns worm gear set withstand the right side on the upside of wheel carrier to wheel carrier bearing; To wheel downside input shaft load left to wheel carrier and right on the downside of wheel carrier group to wheel carrier bearing; To wheel upside input shaft and internal diameter wheel downside input shaft being less than to stop sleeve through the shaft part external diameter of stop sleeve, both are not in contact with each other; On the right side to outside wheel carrier longitudinally, side by side four intermeshing longitudinal transmission gears are installed, longitudinal transmission gear at two ends respectively with to take turns upside input shaft and being connected inputting axle key on the downside of taking turns; Edge is to taking turns upside input shaft and being equipped with respectively the axis of taking turns downside input shaft: two groups to taking turns input gear, a left side to wheel connecting rod, the right side to wheel connecting rod, left securing rod, right securing rod, left lock bracket, right lock bracket; Described to taking turns input gear respectively respectively installing a pair to wheel upside input shaft with on the input shaft of wheel downside, adopt key to connect; A described left side coordinates with upside input shaft with to taking turns downside input shaft respectively by self-lubricating bearing wheel connecting rod wheel connecting rod and the right side; Described left securing rod and right securing rod are articulated with left to taking turns connecting rod with right on wheel connecting rod by self-lubricating bearing; Left securing rod and right securing rod clamp wheel connecting rod and the right securing rod shell fragment to wheel connecting rod by being fixed on a left side; Described left lock bracket, right lock bracket totally two groups, one group of top by bolt thus be connected in the stop sleeve of wheel upside input shaft left end and right-hand member to wheel drive seat, one group of below is connected on the stop sleeve to the left and right two ends of input shaft, wheel downside by bolt; Wheel pressing shaft through pinch roller axle center, coordinates with the pinch roller unilateral bearing of two in pinch roller, be arranged on left to wheel connecting rod and the right side in wheel connecting rod to taking turns between connecting rod unilateral bearing; Pinch roller and a left side, to taking turns connecting rod, rightly installing respectively taking turns output gear taking turns between connecting rod, are connected with pinch roller axle key.
The drum driven pedestal side of driver element to be connected roll drive side cover by screw; Drum driven output shaft is installed in the coaxial aperture of driving pedestal and roll drive side cover, is connected with drum driven worm gear key; The mouth energy of drum driven output shaft is connected between two with the left drum shaft of drum assembly, realizes transmission; Drum driven worm screw is installed in the coaxial aperture above drum driven pedestal, engages with drum driven worm gear.
Described cross spacing shell fragment is " Z " font, 80 °, interlude inclination angle.
The present invention, owing to taking above-mentioned technical scheme, can realize the repeatedly pressing to elastic supporting bar, gathering, expansion and protuberance; By elastic supporting bar " pull-out " cylinder, and there is not the section transitions section of elastic supporting bar root in friction when rotating owing to utilizing contact roller, can significantly improve the integral rigidity in elastic supporting bar expansion process and after launching; Adopt modular design, expansibility is good; Have the advantages that quality is light, volume is little, storage rate is high, cost is low, can be applicable to the fields such as the large-scale solar cell array of spacecraft, solar sail, large-scale satellite antenna.
Accompanying drawing explanation
Fig. 1 is a kind of servo-actuated development mechanism schematic diagram of the present invention.
Fig. 2 is a kind of servo-actuated development mechanism block schematic illustration of the present invention.
Fig. 3 is a kind of servo-actuated development mechanism drum assembly schematic diagram of the present invention.
Fig. 4 is that a kind of servo-actuated development mechanism of the present invention is to wheel assembly schematic diagram.
Fig. 5 is a kind of servo-actuated development mechanism drum assembly driver element schematic diagram of the present invention.
Fig. 6 is before a kind of servo-actuated development mechanism rolling of the present invention and the rear view of protuberance.
Fig. 7 is a kind of servo-actuated development mechanism rolling of the present invention and expansion process view.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description is carried out to the present invention:
Fig. 1 is a kind of servo-actuated development mechanism schematic diagram of the present invention.Embodiment as shown in Figure 1, this mechanism comprises drum assembly 1, to wheel assembly 2, framework 3, a pair cross spacing shell fragment, drum assembly driver element 6.Described framework 3 comprises a pair cross spacing shell fragment, 8, two blocks of side plates 9, upper and lower two pieces of coverings 10, bearing seat 11, one piece of rear end covering 12 and outlet collar 13, described side plate 9 has the rectangular end of side and the round nose of opposite side, the center of circle portion of described round nose arranges bearing seat 11, described upper and lower two pieces of coverings 10 and one piece of rear end covering 12 are connected by screw formation cylinder around the round nose of described side plate 9, and company's section of outlet collar 13 is installed on inside two pieces of side plate 9 rectangular end ends; Install a pair cross spacing shell fragment 8 in the inner side of two blocks of side plates near outlet collar 13 place, described drum assembly 1 is arranged on by the convex axle of cylinder wall in two side bearings in the cylinder of framework 3, can positive and negatively rotate; Described have one to turbin generator 4 to wheel assembly 2, between the biside plate inside being installed on framework 3 with bolt, between cross spacing shell fragment and cylinder; Described drum assembly driver element 6 has a Rolling motor 5, on outside the cylinder being installed on framework 3, coaxial with drum assembly 1.
Fig. 3 is a kind of novel servo-actuated development mechanism drum assembly 1 schematic diagram of the present invention.Embodiment as shown in Figure 3, two pieces of cylinder side panels 15 are welded into barrel with stack shell 16; Left drum shaft 37, the right drum shaft 23 of two length of tape keyways are installed on cylinder axis respectively by roller bearings 25 and shaft end ring 24; Left drum shaft 37, right drum shaft 23 are connected by two couples of taper pin A32 arranging vertically and cylinder axis 31, form built-up shaft; Top arc depression bar 34 is arranged on left drum shaft 37, right drum shaft 23 by a pair band flange self-lubricating bearing A35, separates with cylinder axis 31 packing ring A33; Below arc depression bar 38 is coaxially installed on left drum shaft 37, right drum shaft 23 by a pair band flange self-lubricating bearing B36 and top arc depression bar 34; A pair eccentric wheel 28 is connected with left drum shaft 37, right drum shaft 23 key respectively, withstands below arc depression bar 38 lateral surface; A pair arch kinematic link 26 one end is hinged respectively by band flange self-lubricating bearing B27 and two eccentric wheel 28, and the other end and minor axis A20 are by being with flange self-lubricating bearing 21 hinged; Minor axis A20 and minor axis B17 is connected on the horizon of push rod 22 side by side, is threaded with T-shaped slide block 18 and T-shaped slide block side plate 19; T-shaped slide block 18 and T-shaped slide block side plate 19 form the slide block of band rectangular channel, can along the guide rail groove face moving linearly of cylinder side panel 15; The two pairs of pull bars 39 are hinged with two groups of push rods 22 and top arc depression bar 34, below arc depression bar 38 respectively; Two pieces of cylinder side panels 15 are bolted cylinder rotational pin 40; Cylinder bonnet 29 is connected by screw and stack shell 16; Nine groups of elastic support sheets 30 are installed on cylinder bonnet 29, and its outline and elastic supporting bar inner surface profile are harmonious, for connecting elastic supporting bar.During rolling, a pair eccentric wheel 28 rotates forward under the drum assembly driver element 7 shown in Fig. 1 and motor 5 thereof drive, drive push rod 22, T-shaped slide block 18 and T-shaped slide block side plate 19 along cylinder side panel 15 translation by arch kinematic link 26, top arc depression bar 34 and below arc depression bar 34 are with trend center to depress by two pairs of pull bars 39; After pressing puts in place, eccentric wheel 28 contacts with cylinder rotational pin 40, drives drum assembly 1 to rotate, and keep top arc depression bar 34 and below arc depression bar 34 static relative to cylinder.
Fig. 4 is that a kind of novel servo-actuated development mechanism of the present invention is to wheel assembly 2 schematic diagram.Embodiment as shown in Figure 4, a left side is connected on wheel assembly shell 45 by screw to wheel carrier 41 and the right side to wheel carrier 57 respectively; A left side installs two groups to wheel carrier bearing 42 to wheel carrier 41 and the right side in the upper and lower side coaxial aperture of wheel carrier 57; Left inside, wheel carrier 41 upper and lower side to be connected stop sleeve 43; Right wheel carrier 57 lower inner part to be connected stop sleeve 43; Be equipped with and by screw, inside face on the right side of shell 45 is fixed on to wheel drive seat 52 to worm and gear 56; To wheel upside input shaft 44 through to the coaxial aperture on the upside of wheel drive seat 52, load left to wheel carrier 41 and the right side on the upside of wheel carrier 57 group between wheel carrier bearing 42, with being connected taking turns worm gear 53 key wheel drive seat 52 inside; To wheel worm gear 53 engage with to worm and gear 56, withstand on the left of it to wheel upside input shaft 44 axle rank, right side adopt to wheel worm gear set 54 withstand the right side on the upside of wheel carrier 57 to wheel carrier bearing 42; To wheel downside input shaft 63 load left to wheel carrier 41 and right on the downside of wheel carrier 57 group to wheel carrier bearing 42; To wheel upside input shaft 44 and the internal diameter shaft part external diameter that wheel downside input shaft 63 passes stop sleeve 43 being less than to stop sleeve 43, both are not in contact with each other; On the right side to outside wheel carrier 57 longitudinally, side by side four intermeshing longitudinal transmission gears 55 are installed, longitudinal transmission gear 55 at two ends respectively with to take turns upside input shaft 44 and being connected input shaft 63 key on the downside of taking turns; Edge is to taking turns upside input shaft 44 and being equipped with respectively the axis of taking turns downside input shaft 63: two groups to taking turns input gear 48, a left side to wheel connecting rod 47, the right side to wheel connecting rod 50, left securing rod 65, right securing rod 59, left lock bracket 46, right lock bracket 51; Described to taking turns input gear 48 respectively respectively installing a pair to wheel upside input shaft 44 with on the input shaft 63 of wheel downside, adopt key to connect; A described left side coordinates with upside input shaft 44 with to taking turns downside input shaft 63 respectively by self-lubricating bearing wheel connecting rod 50 wheel connecting rod 47 and the right side; Described left securing rod 65 and right securing rod 59 are articulated with left to taking turns connecting rod 47 with right on wheel connecting rod 50 by self-lubricating bearing; Left securing rod 65 and right securing rod 59 clamp wheel connecting rod 47 and the right securing rod shell fragment 66 to wheel connecting rod 50 by being fixed on a left side; Described left lock bracket 46, right lock bracket 51 totally two groups, one group of top by bolt thus be connected in the stop sleeve 43 of wheel upside input shaft 44 left end and right-hand member to wheel drive seat 52, one group of below is connected on the stop sleeve 43 to the left and right two ends of input shaft 63, wheel downside by bolt; Wheel pressing shaft 60, through pinch roller 62 axle center, coordinates with the pinch roller unilateral bearing 61 of two in pinch roller 62, be arranged on left to wheel connecting rod 47 and the right side in wheel connecting rod 50 between wheel connecting rod unilateral bearing 58; Pinch roller 62 and a left side, to taking turns connecting rod 47, rightly installing taking turns output gear 49 respectively to taking turns between connecting rod 50, are connected with wheel pressing shaft 60 key.
To wheel assembly 2, there is pressing, expansion, reset three working processs.During pressing, turbin generator 4 is driven worm and gear 56 is rotated forward, through transmission of power being given wheel upside input shaft 44 to wheel worm gear 53, through four longitudinal transmission gears 55 power worn again and pass downside input shaft 63, upside input shaft 44 and downside input shaft 63 drive respective rotating wheel input gear 48, direction is contrary, now wheel pressing shaft 60 is in lockup state to take turns connecting rod 47 and the right side to what take turns that connecting rod 50 is connected to taking turns connecting rod unilateral bearing 58 with left, cause to wheel output gear 49 drive wheel pressing shaft 60 and on pinch roller 62 to horizontal central plane revolution pressure, after being pressed onto position, left securing rod 65, pin on right securing rod 59 snaps in left lock bracket 46 respectively, the first order draw-in groove of right lock bracket 51, left to taking turns connecting rod 47 with right to the stop of wheel connecting rod 50, complete pressing, during expansion, turbin generator 4 is reversed, by above-mentioned drive path, drive and wheel input gear 48 is reversed, free state is in wheel connecting rod unilateral bearing 58, pinch roller 62 realizes the rotation on expansion direction, a left side now has to wheel connecting rod 50 minor motion rotating and lift to wheel connecting rod 47 and the right side, the pin on left securing rod 65, right securing rod 59 is caused to snap in the second stage draw-in groove of left lock bracket 46, right lock bracket 51 respectively, stop left to wheel connecting rod 47 and the right motion to wheel connecting rod 50, avoid pinch roller 62 to revolve round the sun and change compacted position, only there is rotation and realize launching, when launching complete reset, action when flattening is repeated to turbin generator 4, just going to left to taking turns connecting rod 47 with right to wheel connecting rod 50 stop position, pin now on left securing rod 65, right securing rod 59 is deviate from from the draw-in groove of left lock bracket 46, right lock bracket 51 completely, turbin generator 4 is reversed again, a left side just drives pinch roller 62 revolution to lift wheel connecting rod 47 and the right side to wheel connecting rod 50, completes reset.
Fig. 5 is a kind of novel servo-actuated development mechanism drum assembly driver element 6 schematic diagram of the present invention.Embodiment as shown in Figure 5, drum driven pedestal 69 side to be connected roll drive side cover 73 by screw; Drum driven output shaft 73 is installed on and drives pedestal 69 with in the coaxial aperture of roll drive side cover 73, is connected with drum driven worm gear 71 key; The mouth energy of drum driven output shaft 73 is connected between two with the left drum shaft 37 of drum assembly 1, realizes transmission; Drum driven worm screw 70] be loaded on above drum driven pedestal 69 coaxial aperture in, engage with drum driven worm gear 71.
Fig. 6 is before a kind of novel servo-actuated development mechanism rolling of the present invention and the rear view of protuberance.Embodiment as shown in Figure 6, elastic supporting bar is arranged in drum assembly 6.
Fig. 7 is before a kind of novel servo-actuated development mechanism rolling of the present invention and flattens rear view.Embodiment as shown in Figure 7, under first turning to face in mechanism's level, flattens elastic supporting bar to two pinch rollers 62 of wheel assembly 2; The eccentric wheel 28 of drum assembly 1 rotates forward subsequently, top arc depression bar 34 and below arc depression bar 34 circle to be depressed to longitudinal plane of symmetry, the eccentric wheel 28 of drum assembly 1 drives T-shaped slide block 18 translation by arch kinematic link 26 subsequently, top arc depression bar 34 and below arc depression bar 34 drive Xia Xiang center to depress at two pairs of pull bars 39, realize the pressing to elastic supporting bar; After pressing puts in place, drum assembly 1 is rotated further and realizes rolling; During expansion, drive elastic supporting bar protruding by a pair pinch roller 62 of wheel assembly 2, realize launching action.
Claims (5)
1. a servo-actuated development mechanism, comprise drum assembly [1], to wheel assembly [2], framework [3], drum assembly driver element [6], described framework [3] comprises a pair cross spacing shell fragment [8], two pieces of side plates [9], upper and lower two pieces of coverings [10], bearing seat [11], one piece of rear end covering [12] and outlet collar [13], described side plate [9] has the rectangular end of side and the round nose of opposite side, the center of circle portion of described round nose arranges bearing seat [11], described upper and lower two pieces of coverings [10] and one piece of rear end covering [12] are connected by screw formation cylinder around the round nose of described side plate [9], company's section of outlet collar [13] is installed on inside two pieces of side plate [9] rectangular end ends, install a pair cross spacing shell fragment [8] in the inner side of two blocks of side plates near outlet collar [13] place, described drum assembly [1] is arranged on by the convex axle of cylinder wall in two side bearings in the cylinder of framework [3], can positive and negatively rotate, described have one to turbin generator [4] to wheel assembly [2], between described biside plate inside wheel assembly [2] being installed on to framework [3] with bolt, between cross spacing shell fragment and cylinder, described drum assembly driver element [6] has a Rolling motor [5], on outside the cylinder that described drum assembly driver element [6] is installed on framework [3], coaxial with drum assembly [1].
2. servo-actuated development mechanism as claimed in claim 1, is characterized in that two pieces of cylinder side panels [15] of described drum assembly [1] are welded on the two ends formation barrel of stack shell [16]; The left drum shaft [37] of two length of tape keyways, right drum shaft [23] are installed on cylinder axis by roller bearings [25] and shaft end ring [24] respectively; Left drum shaft [37], right drum shaft [23] are connected with cylinder axis [31] by two pairs of taper pin A [32] of arranging vertically, form built-up shaft; Top arc depression bar [34] is arranged on left drum shaft [37], right drum shaft [23] by a pair band flange self-lubricating bearing A [35], separates with cylinder axis [31] packing ring A [33]; Below arc depression bar [38] is coaxially installed on left drum shaft [37], right drum shaft [23] by a pair band flange self-lubricating bearing B [36] with top arc depression bar [34]; A pair eccentric wheel [28] is connected with left drum shaft [37], right drum shaft [23] key respectively, withstands below arc depression bar [38] lateral surface; A pair arch kinematic link [26] one end is hinged respectively by band flange self-lubricating bearing B [27] and two eccentric wheel [28], and the other end and minor axis A [20] are by being with flange self-lubricating bearing [21] hinged; Minor axis A [20] and minor axis B [17] are connected on the horizon of push rod [22] side by side, are threaded with T-shaped slide block [18] and T-shaped slide block side plate [19]; T-shaped slide block [18] and T-shaped slide block side plate [19] form the slide block of band rectangular channel, can along the guide rail groove face moving linearly of cylinder side panel [15]; The two pairs of pull bars [39] are hinged with two groups of push rods [22] and top arc depression bar [34], below arc depression bar [38] respectively; Two pieces of cylinder side panels [15] are bolted cylinder rotational pin [40]; Cylinder bonnet [29] is connected by screw and stack shell [16]; Nine groups of elastic support sheets [30] are installed on cylinder bonnet [29], and its outline and elastic supporting bar inner surface profile are harmonious, for connecting elastic supporting bar.
3. servo-actuated development mechanism as claimed in claim 1, is characterized in that a described left side to wheel assembly [2] is connected on wheel assembly shell [45] by screw to wheel carrier [41] and the right side to wheel carrier [57] respectively; A left side installs two groups to wheel carrier bearing [42] to wheel carrier [41] and the right side to the upper and lower side coaxial aperture of wheel carrier [57] is interior; Left inside, wheel carrier [41] upper and lower side to be connected stop sleeve [43]; Right wheel carrier [57] lower inner part to be connected stop sleeve [43]; Be equipped with to worm and gear [56] to wheel drive seat [52] by screw be fixed on shell [45] right side inside face; To wheel upside input shaft [44] through the coaxial aperture to wheel drive seat [52] upside, load left to wheel carrier [41] and right to one group of wheel carrier [57] upside between wheel carrier bearing [42], with being connected taking turns worm gear [53] key wheel drive seat [52] inside; Wheel worm gear [53] is engaged with to worm and gear [56], axle rank to wheel upside input shaft [44] are withstood to wheel worm gear [53] left side, right side adopt to wheel worm gear set [54] withstand right to wheel carrier [57] upside to wheel carrier bearing [42]; To wheel downside input shaft [63] load left to wheel carrier [41] and right to a group on the downside of wheel carrier [57] to wheel carrier bearing [42]; To wheel upside input shaft [44] and internal diameter wheel downside input shaft [63] being less than to stop sleeve [43] through the shaft part external diameter of stop sleeve [43], both are not in contact with each other; On the right side to wheel carrier [57] outside longitudinally, side by side four intermeshing longitudinal transmission gears [55] are installed, longitudinal transmission gear [55] at two ends respectively with to take turns upside input shaft [44] and being connected input shaft [63] key on the downside of taking turns; Edge is to taking turns upside input shaft [44] and being equipped with respectively the axis of taking turns downside input shaft [63]: two groups to taking turns input gear [48], a left side to wheel connecting rod [47], the right side to wheel connecting rod [50], left securing rod [65], right securing rod [59], left lock bracket [46], right lock bracket [51]; Described to taking turns input gear [48] respectively to wheel upside input shaft [44] with to wheel downside input shaft [63] above each installation a pair, adopt key to connect; A described left side coordinates with upside input shaft [44] with to taking turns downside input shaft [63] respectively by self-lubricating bearing wheel connecting rod [50] wheel connecting rod [47] and the right side; Described left securing rod [65] and right securing rod [59] are articulated with left to wheel connecting rod [47] and right to taking turns on connecting rod [50] by self-lubricating bearing; Left securing rod [65] and right securing rod [59] are by being fixed on a left side to wheel connecting rod [47] and the clamping of the right securing rod shell fragment [66] to wheel connecting rod [50]; Described left lock bracket [46], right lock bracket [51] totally two groups, one group of top by bolt be connected in the wheel upside stop sleeve [43] of input shaft [44] left end and right-hand member to wheel drive seat [52], one group of below is connected on the stop sleeve [43] to input shaft [63] left and right two ends on the downside of wheel by bolt; Wheel pressing shaft [60] is through pinch roller [62] axle center, coordinate with two pinch roller unilateral bearings [61] in pinch roller [62], be arranged on left to wheel connecting rod [47] and right in wheel connecting rod [50] to taking turns between connecting rod unilateral bearing [58]; Pinch roller [62] and left to take turns connecting rod [47], the right side is installed taking turns output gear [49] respectively to taking turns between connecting rod [50], be connected with wheel pressing shaft [60] key.
4. servo-actuated development mechanism as claimed in claim 1, is characterized in that drum driven pedestal [69] side of driver element [6] to be connected roll drive side cover [72] by screw; Drum driven output shaft [73] is installed on driving
wheel [71] engagement.
5. servo-actuated development mechanism as claimed in claim 1, is characterized in that described cross spacing shell fragment [8] is in " Z " font, 80 °, interlude inclination angle.
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| CN201110015411.4A CN105474789B (en) | 2011-12-14 | 2011-12-14 | A kind of servo-actuated development mechanism |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107628270A (en) * | 2017-07-31 | 2018-01-26 | 上海宇航系统工程研究所 | A kind of bean-pod shaped bracing stick casts development mechanism aside |
| CN108839823A (en) * | 2018-07-09 | 2018-11-20 | 安徽大学 | A kind of humanoid bar unilateral side unfolding mechanism of multi-motor driving |
| CN109279049A (en) * | 2018-10-18 | 2019-01-29 | 哈尔滨工业大学 | A kind of elasticity boom unfolding mechanism |
| CN111482489A (en) * | 2020-03-26 | 2020-08-04 | 北京空间飞行器总体设计部 | Stretching mechanism for completely unfolding semi-rigid thin-walled tube |
| CN113251127A (en) * | 2021-04-06 | 2021-08-13 | 上海宇航系统工程研究所 | Landing lamp driving mechanism |
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2011
- 2011-12-14 CN CN201110015411.4A patent/CN105474789B/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107628270A (en) * | 2017-07-31 | 2018-01-26 | 上海宇航系统工程研究所 | A kind of bean-pod shaped bracing stick casts development mechanism aside |
| CN107628270B (en) * | 2017-07-31 | 2020-02-28 | 上海宇航系统工程研究所 | Pod-shaped supporting rod throwing-off and unfolding mechanism |
| CN108839823A (en) * | 2018-07-09 | 2018-11-20 | 安徽大学 | A kind of humanoid bar unilateral side unfolding mechanism of multi-motor driving |
| CN108839823B (en) * | 2018-07-09 | 2021-04-06 | 安徽大学 | Multi-motor-driven human-shaped rod single-side unfolding mechanism |
| CN109279049A (en) * | 2018-10-18 | 2019-01-29 | 哈尔滨工业大学 | A kind of elasticity boom unfolding mechanism |
| CN109279049B (en) * | 2018-10-18 | 2021-10-01 | 北京空间飞行器总体设计部 | Elastic extension rod unfolding mechanism |
| CN111482489A (en) * | 2020-03-26 | 2020-08-04 | 北京空间飞行器总体设计部 | Stretching mechanism for completely unfolding semi-rigid thin-walled tube |
| CN111482489B (en) * | 2020-03-26 | 2022-07-29 | 北京空间飞行器总体设计部 | Stretching mechanism for completely unfolding semi-rigid thin-walled tube |
| CN113251127A (en) * | 2021-04-06 | 2021-08-13 | 上海宇航系统工程研究所 | Landing lamp driving mechanism |
| CN113251127B (en) * | 2021-04-06 | 2022-07-01 | 上海宇航系统工程研究所 | Landing lamp driving mechanism |
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