CN204301748U - A kind of three axle servo turntables - Google Patents
A kind of three axle servo turntables Download PDFInfo
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- CN204301748U CN204301748U CN201420760961.8U CN201420760961U CN204301748U CN 204301748 U CN204301748 U CN 204301748U CN 201420760961 U CN201420760961 U CN 201420760961U CN 204301748 U CN204301748 U CN 204301748U
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Abstract
The utility model belongs to a kind of three axle servo turntable machinery stage bodies.It is three axle systems that described three axle servo turntable stage body physical constructions comprise roll axle system, azimuth axle and velocity axis.Coaxially, be cantilevered worktable, azimuth axle is arranged on velocity axis system worktable, and the first product is arranged on azimuth axle worktable end for azimuth axle and velocity axis system; Second product is arranged on roll axle, and roll shafting installation is at velocity axis system worktable end, and the first product rotates around azimuth axle, and the second product is followed the first product and rotated around velocity axis system, thus completes servo motion.It is simple that the utility model creates a kind of structure, easy to assembly, and easily extensible upgrading space is large, and occupied ground is little, corresponding lower-cost a kind of three axle servo turntable new structures.
Description
Technical field
The utility model belongs to test emulation technical field, relates to a kind of three axle servo turntable machinery stage bodies.
Background technology
Turntable is the key equipment of the ground hardware-in-the-loop simulation realizing aircraft, and it has good controllability, without destructiveness, security, not by the advantage such as meteorological condition and the restriction of place, spatial domain, is widely used in the field such as Aeronautics and Astronautics, navigation.
At present, the servo turntable of similar function mainly comprises two types, one is that the first product and the second product are arranged on two turntables respectively, for example there is a kind of equipment, this equipment is made up of the turntable and the three-axle table had around XYZ tri-X-axis rotate with horizontal direction and vertical direction rectilinear motion, is spaced a distance between two turntables.Another kind of type equipment is five-axis flight table, and a kind of five-axis flight table has three pillow blocks that move around XYZ tri-X-axis rotate and one by one and has two pillow blocks moved around XZ two X-axis rotate and form; Another kind of five-axis flight table is that three pillow blocks and two pillow blocks are structure as a whole, and the housing axle of three pillow blocks and the housing axle of two pillow blocks adopt a kind of sleeve structure coaxially to install.These two kinds of servo turntable costs are all higher, and structure is also more complicated, and required place is also larger.
Utility model content
The purpose of this utility model: propose a kind of three axle servo turntable mechanical stage body structures newly.
Technical solution of the present utility model is, a kind of three axle servo turntables, comprising roll axle system, azimuth axle and velocity axis is three axle systems, it is characterized in that, azimuth axle and velocity axis system coaxial, be axle of the plummet, azimuth axle is arranged on velocity axis system worktable, and the first product is arranged on azimuth axle worktable end; Second product is arranged on roll axle, and roll axis is transverse axis, and roll shafting installation is at velocity axis system worktable end.
Azimuth axle is provided with the first brushless torque motor for driving and the monoblock type angular encoder as position measurement element, and this monoblock type angle encoder rotor and stator dock with the rotor of brushless torque motor and stator respectively.
Azimuth axle bearing used is angular contact thrust ball bearing.Velocity axis system is provided with the second brushless torque motor for driving and the split type angular encoder as position measurement element, and this split type angle encoder rotor and stator dock with the rotor of the second brushless torque motor and stator respectively.
Velocity axis is bearing used is four spot contact bearings.
The worktable of azimuth axle and velocity axis system is cantilevered worktable.
Technique effect of the present utility model: the three axle servo turntable machinery stage bodies that the utility model proposes, first product and the second product all rotate around same vertical axis, when test or the debugging of carrying out test products, azimuth axle drives the first product 6 to rotate, control the various motion states in the first product 6 Reality simulation environment, carry out multiple angular velocity and angular acceleration motion, velocity axis frenulum moves roll axle system, control the servo motion that the second product carries out the first product 6, obtain experimental data, test products is tested, debugging, and then product is optimized and related data output.
This turntable each axle system bearing used is overall disc type bearing, and each axle system does not all design axle, and motor is directly connected with bearing, and assembling is simple; Brushless torque motor and angular encoder have axle system angular velocity extending space, and cantilevered worktable makes product design and variable dimension, compared with functionally similar servo turntable, this turntable structure is simple, and easy to assembly, easily extensible upgrading space is large, occupied ground is little, and corresponding cost is lower.
Accompanying drawing explanation
Fig. 1 is the structural representation front view of the utility model three axle servo turntable.
Wherein, 1-roll axle system, 2-second product, 3-monoblock type angular encoder, 4-first brushless torque motor, 5-first brushless torque motor, 6-first product, 7-azimuth axle worktable, 8-first brushless torque motor stator seat, 9-velocity axis system worktable, 10-tetra-spot contact bearing, 11-second brushless torque motor rotor cover, 12-second brushless torque motor, the split type angular encoder of 13-, 14-base.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described further:
Refer to Fig. 1, the utility model three axle servo turntable comprises roll axle system, azimuth axle and velocity axis system.Wherein, the second product 2 is arranged in roll axle system 1 coaxial with it, and roll shafting installation is at velocity axis system worktable 9 table top upper surface end.First product 6 is arranged on azimuth axle worktable 7 upper surface end, and azimuth axle and velocity axis system are cantilevered worktable.
Azimuth axle mainly comprises the first product 6, azimuth axle worktable 7, first brushless torque motor 4, first brushless torque motor stator seat 8, monoblock type angular encoder 3 and angular contact thrust ball bearing 5.Tracking target 6 is arranged on azimuth axle worktable 7 upper surface end, and azimuth axle worktable 7 is fixed on angular contact thrust ball bearing 5 moving-coil, and angular contact thrust ball bearing 5 is determined circle and is fixed on velocity axis system worktable 9 table top upper surface, and system is coaxial with velocity axis.First brushless torque motor 4, first brushless torque motor stator seat 8 and monoblock type angular encoder 3 are arranged in azimuth axle worktable 7 central cylindrical cavity, and the first brushless torque motor stator seat 8 is fixed on the fixed circle of angular contact thrust ball bearing 5; First brushless torque motor 4 stator is fixed on the first brushless torque motor stator seat 8, and rotor is fixed on azimuth axle worktable 7; Monoblock type angular encoder 3 housing parts is fixed on the first brushless torque motor stator seat 8, and interior shaft portion is fixed on the first brushless torque motor 4 rotor.First brushless torque motor 4 Direct driver azimuth axle during azimuth axle motion, by monoblock type angular encoder 3 as position measurement element, position signalling is provided to azimuth axle, form Angle Position, the angular rate measurement double closed-loop control system of azimuth axle, realize the accurate control to the various angular motion of azimuth axle and rate motion etc.
Velocity axis owner will comprise velocity axis system worktable 9, second brushless torque motor 12, second brushless torque motor rotor cover 11, split type angular encoder 13, four spot contact bearing 10 and base 14.Velocity axis system worktable 9 is fixed on four spot contact bearing 10 moving-coils, and four spot contact bearings 10 are determined circle and are fixed on base 14 upper surface.Second brushless torque motor 12, second brushless torque motor rotor cover 11 and split type angular encoder 13 are arranged in base 14 central cylindrical cavity, and the second brushless torque motor rotor cover 11 is fixed on four spot contact bearing 10 moving-coils; Second brushless torque motor 12 stator is fixed on base 14, and rotor is fixed on the second brushless torque motor rotor cover 11; Split type angular encoder 13 motion parts is fixed on the second brushless torque motor rotor cover 11, and fixed part is fixed on the second brushless torque motor 12 stator.Second brushless torque motor 12 Direct driver velocity axis system during the motion of velocity axis system, by split type angular encoder 13 as position measurement element, to velocity axis, system provides position signalling, form Angle Position, the angular rate measurement double closed-loop control system of velocity axis system, realize the servo motion to the first product 6.
Roll axle system needs can be turning axle or non-rotating shaft according to test products; The bearing of azimuth axle and velocity axis system also can select other bearing, as the combination of angular contact bearing and single thrust bearing, or air bearing, fluid bearings etc., motor also can select direct current torque motor or AC servo motor etc.
Claims (6)
1. three axle servo turntables, comprising roll axle system, azimuth axle and velocity axis is three axle systems, it is characterized in that, azimuth axle and velocity axis system coaxial, be axle of the plummet, azimuth axle is arranged on velocity axis system worktable, and the first product is arranged on azimuth axle worktable end; Second product is arranged on roll axle, and roll axis is transverse axis, and roll shafting installation is at velocity axis system worktable end.
2. three axle servo turntables according to claim 1, it is characterized in that, azimuth axle is provided with the first brushless torque motor (4) for driving and the monoblock type angular encoder (3) as position measurement element, and this monoblock type angular encoder (3) rotor and stator dock with the rotor of brushless torque motor (4) and stator respectively.
3. three axle servo turntables according to claim 2, is characterized in that, azimuth axle bearing used (5) is angular contact thrust ball bearing.
4. three axle servo turntables according to claim 1, it is characterized in that, velocity axis system is provided with the second brushless torque motor (12) for driving and the split type angular encoder (13) as position measurement element, and this split type angular encoder (13) rotor and stator dock with the rotor of the second brushless torque motor (12) and stator respectively.
5. three axle servo turntables according to claim 4, is characterized in that, velocity axis is bearing used (10) is four spot contact bearings.
6. three axle servo turntables according to claim 1, is characterized in that, the worktable of azimuth axle and velocity axis system is cantilevered worktable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420760961.8U CN204301748U (en) | 2014-12-05 | 2014-12-05 | A kind of three axle servo turntables |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420760961.8U CN204301748U (en) | 2014-12-05 | 2014-12-05 | A kind of three axle servo turntables |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204301748U true CN204301748U (en) | 2015-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420760961.8U Active CN204301748U (en) | 2014-12-05 | 2014-12-05 | A kind of three axle servo turntables |
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| CN (1) | CN204301748U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106771388A (en) * | 2016-12-06 | 2017-05-31 | 中国航空工业集团公司北京长城航空测控技术研究所 | A kind of electromagnetic window is tested with eight axle turntables |
-
2014
- 2014-12-05 CN CN201420760961.8U patent/CN204301748U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106771388A (en) * | 2016-12-06 | 2017-05-31 | 中国航空工业集团公司北京长城航空测控技术研究所 | A kind of electromagnetic window is tested with eight axle turntables |
| CN106771388B (en) * | 2016-12-06 | 2019-08-16 | 中国航空工业集团公司北京长城航空测控技术研究所 | A kind of eight axis turntables of electromagnetic window test |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |