CN104670524A - Friction-free air floating space weightless rotation simulation device - Google Patents
Friction-free air floating space weightless rotation simulation device Download PDFInfo
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- CN104670524A CN104670524A CN201310639166.3A CN201310639166A CN104670524A CN 104670524 A CN104670524 A CN 104670524A CN 201310639166 A CN201310639166 A CN 201310639166A CN 104670524 A CN104670524 A CN 104670524A
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Abstract
The invention relates to a device for simulating space weightless rotation, in particular to a friction-free air floating space weightless rotation simulation device. The two ends of an air floating main shaft are connected with a left shaft end plate shaft and a right shaft end plate shaft respectively; the left shaft end plate shaft and the right shaft end plate shaft are mounted on a base body by shaft supports respectively; a shaft sleeve of an air floating shaft sleeves the air floating main shaft; a gap is formed between the shaft sleeve of the air floating shaft and the air floating main shaft; an air pipe which is used for introducing air into the gap is arranged on the left shaft end plate shaft; when a torque motor is powered off, a friction-free state is formed between the air floating main shaft and the shaft sleeve of the air floating shaft; a torque motor rotor rotational connection sleeve is connected with one side of the shaft sleeve of the air floating shaft; a torque motor rotor sleeves the right shaft end plate shaft and is connected with the torque motor rotor rotational connection sleeve; a torque motor stator is mounted on the right shaft end plate shaft by a stator pressing ring; a rotor sleeve is located between the torque motor rotor and the torque motor stator. By the aid of the friction-free air floating space weightless rotation simulation device, the friction force is reduced to the greatest extent; the rotation precision is guaranteed, the structure is simple, the installation is convenient and the maintenance is convenient.
Description
Technical field
The present invention relates to the device that virtual space weightlessness is rotated, specifically the weightless rotating simulator in a kind of friction-free air floating space.
Background technology
In the high precision turning equipment that current existing virtual space weightlessness is rotated, a kind of is mechanical friction type rotation, and this device makes to there is very large frictional loss between axle and bearing, and the weightless simulation precision that rotates in space is not high; Rotate though another kind is air supporting, but do not adopt contactless force torque motor to drive, this device will improve to some extent than front one, but the rotating speed between uncontrollable axle and bearing, wheel word initial motion state cannot be set.
Summary of the invention
In order to solve above-mentioned in virtual space weightlessness is rotated Problems existing, the object of the present invention is to provide the weightless rotating simulator in a kind of friction-free air floating space.Contactless force torque motor drives by this analog machine and air supporting rotation combines, and greatly reduces the negative effect of friction force to system, also accurately can set angle and the cireular frequency of rotation.
The object of the invention is to be achieved through the following technical solutions:
The present invention includes air-floating main shaft, air-bearing shafts axle sleeve, torque motor stator, torque motor rotor, rotor sleeve, stator pressure ring, torque motor rotor reducing sleeve, left axle head plate axle, right axle head plate axle and tracheae, wherein the two ends of air-floating main shaft are connected to left axle head plate axle and right axle head plate axle, and described left axle head plate axle and right axle head plate axle support respectively by axle and be arranged on matrix; Air-bearing shafts axle sleeve is arranged with outside described air-floating main shaft, gap is left between this air-bearing shafts axle sleeve and air-floating main shaft, described left axle head plate axle is provided with the tracheae importing gas to described gap, when torque motor power-off, is without Frotteurism between described air-floating main shaft and air-bearing shafts axle sleeve; Described torque motor rotor reducing sleeve is connected to the side of air-bearing shafts axle sleeve, described torque motor rotor to be set on right axle head plate axle and to be connected with described torque motor rotor reducing sleeve, described torque motor stator is arranged on right axle head plate axle by stator pressure ring, and described rotor sleeve is between torque motor rotor and torque motor stator; Described torque motor rotor drives air-bearing shafts axle sleeve to rotate by torque motor rotor reducing sleeve, and the weightless rotating simulator in space be arranged on air-bearing shafts axle sleeve rotates with described air-bearing shafts axle sleeve.
Wherein: the circumferential surface of the opposite side of described air-bearing shafts axle sleeve is provided with Circular gratings, described left axle head plate axle is provided with the read head corresponding with Circular gratings, and this read head is counted by the rotation of Circular gratings with air-bearing shafts axle sleeve; The weightless rotating simulator in described air-bearing shafts axle sleeve, torque motor stator, torque motor rotor, torque motor rotor reducing sleeve, Circular gratings and described space is coaxially arranged;
One end of described right axle head plate axle is disk, and the other end is hollow cylinder, and the described end face of disk side is connected with one end of air-floating main shaft, and the opposite side of this disk is radially provided with bar-shaped trough; Described stator pressure ring is arranged on right axle head plate axle, and is socketed in one end of described torque motor stator, to the radial location of torque motor stator; The other end of described torque motor stator is contained in described bar-shaped trough, by described right axle head plate axle axial location;
Described torque motor rotor is connected with one end of torque motor rotor reducing sleeve, the other end of described torque motor rotor reducing sleeve and the side of air-bearing shafts axle sleeve affixed; The described outer ring of torque motor rotor is connected with the inner ring of rotor sleeve, and described torque motor stator is arranged on the outer ring of rotor sleeve, and torque motor rotor, rotor sleeve and torque motor stator are all positioned at described torque motor rotor reducing sleeve; Described torque motor rotor carries out axis and radial location respectively by torque motor rotor reducing sleeve and rotor sleeve;
One end of described left axle head plate axle is disk, and the other end is hollow cylinder, and described tracheae is arranged on disk, and is connected with read head by read head mounting blocks on disk;
Described air-bearing shafts axle sleeve offers multiple annular groove vertically.
Advantage of the present invention and good effect are:
1. the present invention can reduce friction to greatest extent, ensures rotation precision.
2. contactless torque motor of the present invention has high precision (0.001 degree), low speed (0.01 degree/second) performance, adopt the contactless torque motor of separately-loaded, without friction torque between torque motor stator and torque motor rotor, after driving reaches initial condition (IC) desired location, motor power-off, torque motor rotor moves with the weightless rotating simulator in space, is in free state, noiseless to friction precision.
3. the present invention is measured rotational angle and the cireular frequency of contactless torque motor by Circular gratings, measures accurately.
4. structure of the present invention is simple, easy for installation, is convenient to safeguard.
Accompanying drawing explanation
Fig. 1 is structural front view of the present invention;
Fig. 2 is the vertical view cutaway drawing of Fig. 1;
Fig. 3 is the left view of Fig. 1;
Fig. 4 is the structural front view of the present invention's right axle head plate axle;
Fig. 5 is the left view of Fig. 4;
Fig. 6 is A-A cutaway view of Fig. 4;
Wherein: 1 is that left axle supports, and 2 is air-floating main shaft, and 3 is air-floating main shaft axle sleeve, 4 is torque motor stator, and 5 is torque motor rotor, and 6 is rotor sleeve, 7 is stator pressure ring, and 8 is torque motor rotor reducing sleeve, and 9 is that right axle supports, 10 is right axle head plate axle, and 11 is Circular gratings, and 12 is read head, 13 is read head mounting blocks, and 14 is tracheae, and 15 is left axle head plate axle, 16 is bar-shaped trough, and 17 is annular groove.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
As shown in Figures 1 to 3, the present invention includes left axle and support 1, air-floating main shaft 2, air-bearing shafts axle sleeve 3, torque motor stator 4, torque motor rotor 5, rotor sleeve 6, stator pressure ring 7, torque motor rotor reducing sleeve 8, right axle supports 9, left axle head plate axle 15, right axle head plate axle 10, Circular gratings 11, read head 12 and tracheae 14, wherein left axle head plate axle 15 and the equal one end of right axle head plate axle 10 are disk, the other end is hollow cylinder (axial cross section is T-shape), one end (left end) of air-floating main shaft 2 is affixed by bolt with the disk end face of left axle head plate axle 15, the other end (right-hand member) of air-floating main shaft 2 is affixed by bolt with the disk end face of right axle head plate axle 10, left axle head plate axle 15 and right axle head plate axle 10 pairs of air-floating main shafts 2 carry out axial location.Hollow cylinder on left axle head plate axle 15 and right axle head plate axle 10 respectively by bolt be fixedly mounted on left axle support 1 and right axle support on 9.
Tracheae 14 is arranged on the disk end face of left axle head plate axle 15, the outer surface cover of air-floating main shaft 2 has air-bearing shafts axle sleeve 3, leave gap between this air-bearing shafts axle sleeve 3 and air-floating main shaft 2, gas is imported by tracheae 14, makes the gap aerification between air-bearing shafts axle sleeve 3 and air-floating main shaft 2; When torque motor power-off, be without Frotteurism between air-floating main shaft 2 and air-bearing shafts axle sleeve 3, do not produce friction and electromagnetic resistance square.Read head 12 is fixedly mounted by read head mounting blocks 13, and read head mounting blocks 13 is also arranged on the disk end face of left axle head plate axle 15.
Torque motor rotor 5, rotor sleeve 6 and torque motor stator 4 are all positioned at torque motor rotor reducing sleeve 8, wherein torque motor rotor 5 is set on right axle head plate axle 10, and affixed by bolt with one end end face of torque motor rotor reducing sleeve 8, the other end end face of torque motor rotor reducing sleeve 8 is fixed in the side of air-bearing shafts axle sleeve 3 by bolt.The outer ring of torque motor rotor 5 is connected with the inner ring of rotor sleeve 6, and torque motor stator 4 is arranged on the outer ring of rotor sleeve 6; Torque motor rotor 5 carries out axis and radial location respectively by torque motor rotor reducing sleeve 8 and rotor sleeve 6.As shown in figures 4-6, it is affixed that a side end face of right axle head plate axle 10 disk and air-floating main shaft 2 right-hand member pass through bolt, and opposite side end face is radially provided with bar-shaped trough 16, and affixed by bolt with stator pressure ring 7; Stator pressure ring 7 is socketed in one end of torque motor stator 4, and to torque motor stator 4 radial location, the other end of torque motor stator 4 is contained in bar-shaped trough 16, by right axle head plate axle 10 axial location.
Torque motor rotor 5 drives air-bearing shafts axle sleeve 3 to rotate by torque motor rotor reducing sleeve 8, and the weightless rotating simulator in space be arranged on air-bearing shafts axle sleeve 3 rotates with described air-bearing shafts axle sleeve 3.The circumferential surface of the opposite side of air-bearing shafts axle sleeve 3 is provided with Circular gratings 11, corresponding with the read head 12 that left axle head plate axle 15 is arranged, this read head 12 is counted by the rotation of Circular gratings 11 with air-bearing shafts axle sleeve 3.
Air-bearing shafts axle sleeve 3 offers vertically multiple annular groove 17, to alleviate the weight of analog machine.
The weightless rotating simulator in air-bearing shafts axle sleeve 3 of the present invention, torque motor stator 4, torque motor rotor 5, torque motor rotor reducing sleeve 8, Circular gratings 11 and space is coaxially arranged, to form a part for the measurement feedback of catenary motion.
Principle of work of the present invention is:
Contactless torque motor of the present invention is together with the weightless rotating simulator integrated installation in space, contactless torque motor directly drives the weightless rotating simulator in space to rotate, namely torque motor rotor 5 drives air-bearing shafts axle sleeve 3 to rotate by torque motor rotor reducing sleeve 8, and the weightless rotating simulator in space be arranged on air-bearing shafts axle sleeve 3 rotates with air-bearing shafts axle sleeve 3.In rotation process, by rotational angle and the cireular frequency of Circular gratings 11 ergometry torque motor.Gas imports from tracheae 14, makes to be filled with gas between air-floating main shaft 2 and air-bearing shafts axle sleeve 3; When torque motor power-off, be just in without Frotteurism between air-floating main shaft 2 and air-bearing shafts axle sleeve 3, do not produce friction and electromagnetic resistance square.
Contactless torque motor of the present invention is commercial products, and purchase in Danaher company of the U.S., model is KBM-43X01; Tracheae 14 is commercial products, and purchase in (Fei Situo) company of Germany, model is that FESTO-QSML-1 divides-5.
Claims (9)
1. the weightless rotating simulator in friction-free air floating space, it is characterized in that: comprise air-floating main shaft (2), air-bearing shafts axle sleeve (3), torque motor stator (4), torque motor rotor (5), rotor sleeve (6), stator pressure ring (7), torque motor rotor reducing sleeve (8), left axle head plate axle (15), right axle head plate axle (10) and tracheae (14), wherein the two ends of air-floating main shaft (2) are connected to left axle head plate axle (15) and right axle head plate axle (10), described left axle head plate axle (15) and right axle head plate axle (10) support respectively by axle and are arranged on matrix, air-bearing shafts axle sleeve (3) is arranged with outside described air-floating main shaft (2), gap is left between this air-bearing shafts axle sleeve (3) and air-floating main shaft (2), described left axle head plate axle (15) is provided with the tracheae (14) importing gas to described gap, when torque motor power-off, be without Frotteurism between described air-floating main shaft (2) and air-bearing shafts axle sleeve (3), described torque motor rotor reducing sleeve (8) is connected to the side of air-bearing shafts axle sleeve (3), described torque motor rotor (5) is set in right axle head plate axle (10) and goes up and be connected with described torque motor rotor reducing sleeve (8), described torque motor stator (4) is arranged on right axle head plate axle (10) by stator pressure ring (7), and described rotor sleeve (6) is positioned between torque motor rotor (5) and torque motor stator (4), described torque motor rotor (5) drives air-bearing shafts axle sleeve (3) to rotate by torque motor rotor reducing sleeve (8), and the weightless rotating simulator in space be arranged on air-bearing shafts axle sleeve (3) rotates with described air-bearing shafts axle sleeve (3).
2. by the weightless rotating simulator in friction-free air floating space according to claim 1, it is characterized in that: the circumferential surface of the opposite side of described air-bearing shafts axle sleeve (3) is provided with Circular gratings (11), described left axle head plate axle (15) is provided with the read head (12) corresponding with Circular gratings (11), and this read head (12) is counted by the rotation of Circular gratings (11) with air-bearing shafts axle sleeve (3).
3. by the weightless rotating simulator in friction-free air floating space according to claim 2, it is characterized in that: the weightless rotating simulator in described air-bearing shafts axle sleeve (3), torque motor stator (4), torque motor rotor (5), torque motor rotor reducing sleeve (8), Circular gratings (11) and described space is coaxially arranged.
4. by the weightless rotating simulator in the friction-free air floating space described in claim 1 or 2, it is characterized in that: one end of described right axle head plate axle (10) is disk, the other end is hollow cylinder, the end face of described disk side is connected with one end of air-floating main shaft (2), and the opposite side of this disk is radially provided with bar-shaped trough (16).
5. by the weightless rotating simulator in friction-free air floating space according to claim 4, it is characterized in that: described stator pressure ring (7) is arranged on right axle head plate axle (10), and be socketed in one end of described torque motor stator (4), to torque motor stator (4) radial location; The other end of described torque motor stator (4) is contained in described bar-shaped trough (16), by described right axle head plate axle (10) axial location.
6. by the weightless rotating simulator in the friction-free air floating space described in claim 1 or 2, it is characterized in that: described torque motor rotor (5) is connected with one end of torque motor rotor reducing sleeve (8), the other end of described torque motor rotor reducing sleeve (8) and the side of air-bearing shafts axle sleeve (3) affixed; The outer ring of described torque motor rotor (5) is connected with the inner ring of rotor sleeve (6), described torque motor stator (4) is arranged on the outer ring of rotor sleeve (6), and torque motor rotor (5), rotor sleeve (6) and torque motor stator (4) are all positioned at described torque motor rotor reducing sleeve (8).
7., by the weightless rotating simulator in friction-free air floating space according to claim 6, it is characterized in that: described torque motor rotor (5) carries out axis and radial location respectively by torque motor rotor reducing sleeve (8) and rotor sleeve (6).
8. by the weightless rotating simulator in the friction-free air floating space described in claim 1 or 2, it is characterized in that: one end of described left axle head plate axle (15) is disk, the other end is hollow cylinder, described tracheae (14) is arranged on disk, and is connected with read head (12) by read head mounting blocks (13) on disk.
9., by the weightless rotating simulator in the friction-free air floating space described in claim 1 or 2, it is characterized in that: described air-bearing shafts axle sleeve (3) offers multiple annular groove (17) vertically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310639166.3A CN104670524B (en) | 2013-11-30 | 2013-11-30 | A kind of friction-free air floating space weightlessness rotating simulator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310639166.3A CN104670524B (en) | 2013-11-30 | 2013-11-30 | A kind of friction-free air floating space weightlessness rotating simulator |
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| CN104670524A true CN104670524A (en) | 2015-06-03 |
| CN104670524B CN104670524B (en) | 2016-06-15 |
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| CN201310639166.3A Active CN104670524B (en) | 2013-11-30 | 2013-11-30 | A kind of friction-free air floating space weightlessness rotating simulator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105173125A (en) * | 2015-07-31 | 2015-12-23 | 上海卫星工程研究所 | Adjustable air flotation device for satellite eccentric expandable accessories and using method of adjustable air flotation device |
| CN110164229A (en) * | 2019-05-28 | 2019-08-23 | 哈尔滨工程大学 | A kind of training device for spacefarer's ground simulation microgravity environment carry an object |
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| US5531644A (en) * | 1994-04-28 | 1996-07-02 | Marumo; Masakazu | Space game floater apparatus |
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| CN101865655A (en) * | 2010-05-26 | 2010-10-20 | 哈尔滨工业大学 | Six-dimensional position and orientation precision test method of space mechanical arm based on air flotation system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105173125A (en) * | 2015-07-31 | 2015-12-23 | 上海卫星工程研究所 | Adjustable air flotation device for satellite eccentric expandable accessories and using method of adjustable air flotation device |
| CN105173125B (en) * | 2015-07-31 | 2017-03-08 | 上海卫星工程研究所 | Scalable air-floating apparatus for the eccentric deployable adnexa of satellite and its using method |
| CN110164229A (en) * | 2019-05-28 | 2019-08-23 | 哈尔滨工程大学 | A kind of training device for spacefarer's ground simulation microgravity environment carry an object |
| CN110164229B (en) * | 2019-05-28 | 2021-01-05 | 哈尔滨工程大学 | Training device for carrying object in ground simulated microgravity environment of astronaut |
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| CN104670524B (en) | 2016-06-15 |
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