CN205911441U - A two -dimentional revolving stage position shafting for satellite terminal - Google Patents
A two -dimentional revolving stage position shafting for satellite terminal Download PDFInfo
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- CN205911441U CN205911441U CN201620027793.0U CN201620027793U CN205911441U CN 205911441 U CN205911441 U CN 205911441U CN 201620027793 U CN201620027793 U CN 201620027793U CN 205911441 U CN205911441 U CN 205911441U
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- bearing
- satellite terminal
- azimuth
- outer ring
- dimensional turntable
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Abstract
The utility model provides a two -dimentional revolving stage position shafting for satellite terminal, its including have accommodating space the base, install in bearing on the base, install in the subassembly is united to azimuth axis on the bearing, the axle contracting draw together accept in accommodating space's base member, installation the clamp plate and the cover of base member top are located outer lane on the base member, the clamp plate with a plurality of first balls are held to the card between the outer lane, the outer lane with a plurality of second balls are held to the card between the base member. Radial, axial and overturning moment load can be undertaken simultaneously to this bearing, realize bearing and fixing a position two -dimentional revolving stage. Change bearing axial cylindrical roller into double chou and construct, greatly reduced bearing gyration coefficient of friction to control axial internal clearance is the burden play, has improved the rigidity and gyration precision of bearing greatly, has improved the performance of bearing.
Description
Technical field
This utility model is related to a kind of tracking table of precision instrument, more particularly to a kind of dimensional turntable azimuth axle for ICBM SHF satellite terminal.
Background technology
Dimensional turntable carries satellite laser communications optical terminus optical subsystem and mechanical subsystem, accurate stable reliably completes the aiming to satellite, capture and follows the tracks of under circumstances to enable satellite laser communications optical terminus, and it requires shafting to have higher rotating accuracy and smoothness of operation.Azimuth axle is as the important component part of two-dimensional precision rotating platform.
As shown in figure 1, the dimensional turntable azimuth axle of conventional art is combined a pair of radial ball bearing and thrust ball bearing using meeting rotating accuracy and smoothness of operation using certain mechanical mechanism.Wherein radial ball bearing is used for radial positioning, and thrust ball bearing is used for system bearing.But, this scheme can not resist extraneous tilting moment, needs extra interpolation Overthrow preventing device.
Therefore, it is necessary to provide a kind of new dimensional turntable azimuth axle for ICBM SHF satellite terminal to overcome the problems referred to above.
Utility model content
The purpose of this utility model is to provide a kind of inclined rigidity and the high dimensional turntable azimuth axle for ICBM SHF satellite terminal of running accuracy.
The purpose of this utility model employs the following technical solutions to realize: a kind of dimensional turntable azimuth axle for ICBM SHF satellite terminal, it includes the base with receiving space, the bearing being installed on described base, the azimuth axis conjoined assembly being installed on described bearing, described bearing includes being contained in the matrix of described receiving space, installs the pressing plate above described matrix and be sheathed on the outer ring in described matrix, some first balls of clamping between described pressing plate and described outer ring, some second balls of clamping between described outer ring and described matrix.
Specifically, described matrix include the big end of column type with from the upwardly extending column type small end in described big end, described pressing plate is installed on the upper surface of described small end, and described small end periphery is fixed in described outer ring, and described second ball is connected between described outer ring and described big end.
Specifically, described base have run through its top and bottom centre bore, be located at its upper surface and be located at described centre bore around erecting bed and the fixed station extending outwardly formation from its following table, upwardly extend formation one flange from the periphery of described erecting bed, the inward flange of described erecting bed installs a motor, and described receiving space passes through described flange, described motor surface is jointly enclosed to set with described erecting bed and formed.
Specifically, described flange and described outer ring phase are fixed, and described big end is fixed with described erecting bed phase, and described pressing plate is fixed with described azimuth axis conjoined assembly phase.
Specifically, the azimuth axis adaptor that described azimuth axis conjoined assembly includes azimuth axis and is sheathed on described azimuth axis periphery, described azimuth axis adaptor has the installation edge stretching out from its surface, and described installation edge is fixed with described pressing plate phase.
Specifically, some described first balls, described second ball respectively levels spaced be arranged in a circle, described first ball, the second ball bearing quantity side by side in the radial direction be two.
Compared to prior art, the utility model proposes the dimensional turntable azimuth axle for ICBM SHF satellite terminal adopt special bearing arrangement, this bearing can undertake simultaneously radially, axially with tilting moment load, realize the carrying to dimensional turntable and positioning.Bearing axial direction cylindrical roller is changed to double spherical structure, greatly reduces bearing revolution coefficient of friction, and control end-play to be negative clearance, substantially increase rigidity and the rotating accuracy of bearing, improve the performance of bearing.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand technological means of the present utility model, and can be practiced according to the content of description, and in order to above and other objects, features and advantages of the present utility model can be become apparent, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, describe in detail as follows.
Brief description
Fig. 1 is the structural representation of prior art dimensional turntable azimuth axle.
Fig. 2 is the schematic diagram of the dimensional turntable azimuth axle that this utility model is used for ICBM SHF satellite terminal.
Fig. 3 is the schematic diagram of the bearing of dimensional turntable azimuth axle shown in Fig. 2 for ICBM SHF satellite terminal.
Fig. 4 is the bearing sectional view of the dimensional turntable azimuth axle shown in Fig. 3 for ICBM SHF satellite terminal.
Fig. 5 is the schematic diagram of the base of dimensional turntable azimuth axle shown in Fig. 2 for ICBM SHF satellite terminal.
Fig. 6 is the azimuth axis conjoined assembly of the dimensional turntable azimuth axle shown in Fig. 2 for ICBM SHF satellite terminal.
Specific embodiment
For the ease of understanding this utility model, below with reference to relevant drawings, this utility model is described more fully.Better embodiment of the present utility model is given in accompanying drawing.But, this utility model can realize in many different forms however it is not limited to embodiments described herein.On the contrary, provide the purpose of these embodiments be make to disclosure of the present utility model understand more thoroughly comprehensive.
Unless otherwise defined, all of technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present utility model are generally understood that.Herein it is intended merely to describe the purpose of specific embodiment it is not intended that in limiting this utility model in term used in the description of the present utility model.Term as used herein " and/or " include the arbitrary and all of combination of one or more related Listed Items.
Refer to Fig. 2, Fig. 2 is the schematic diagram of the dimensional turntable azimuth axle 100 that this utility model is used for ICBM SHF satellite terminal.
Dimensional turntable azimuth axle 100 for ICBM SHF satellite terminal includes base 10, the bearing 20 being installed on base 10, the azimuth axis conjoined assembly 30 being installed on bearing 20.
As shown in figure 4, base 10 be substantially in disk form, its have run through its top and bottom centre bore 101, be located at its upper surface and be located at centre bore 101 around erecting bed 102 and the fixed station 103 extending outwardly formation from its following table.The periphery of self installation platform 102 upwardly extends formation one flange 104, and the inward flange of erecting bed 102 has installation one motor 105, and flange 104, the surface of motor 105 and erecting bed 102 jointly enclose to set and form the receiving space 106 housing bearing 20.Flange 104, erecting bed 102 are provided with the fixing hole 1041 from its upper surface concave downward.
As shown in Figure 2 to Figure 3, bearing 20 is contained in receiving space 106.Bearing 20 is non-standard, and it includes matrix 201, the pressing plate 202 being located at matrix 201 top and is sheathed on the outer ring 203 on matrix 201.Matrix 201 is retained in together by securing member with pressing plate 202.Specifically, matrix 201 includes the upwardly extending column type small end 2012 in the big end of column type 2011 and arrogant end 2011.Pressing plate 202 is installed on the upper surface of small end 2012, small end 2012 periphery is fixed on by roller in outer ring 203, big end 2011, pressing plate 202, outer ring 203 are respectively provided with the fixing hole 206 running through its upper and lower surface, fixing hole 206 on outer ring 203 is alignd with the fixing hole 1041 of flange 104, by securing member (not shown), bearing 20 is fixed on erecting bed 102.The fixing hole 206 at the big end 2011 of matrix 201 is mutually fixed by securing member (not shown) with the fixing hole 1041 of erecting bed 102.
Bearing 20 also includes some first balls 204 being held between pressing plate 202 and outer ring 203 and is held on some second balls 205 between big end 2011 and outer ring 203.Some first balls 204, the second ball 205 respectively levels spaced be arranged in a circle, the first ball 204, the second ball 205 bearing 20 same quantity side by side in the radial direction be two.
As shown in Figure 5 to Figure 6, the azimuth axis adaptor 32 that azimuth axis conjoined assembly 30 includes azimuth axis 31 and is sheathed on azimuth axis 31 periphery.Azimuth axis adaptor 32 has the installation edge 321 stretching out from its surface, install, on edge 321, there are its surface through holes 321 some, a securing member (not shown) is contained in installs the through hole 321 of edge 321 and the fixing hole 206 of pressing plate 202 and constant bearing axle adaptor azimuth axis conjoined assembly 30 and bearing 20.
Dimensional turntable azimuth axle 100 for ICBM SHF satellite terminal also includes being installed on the pedestal 40 of base 10 lower section, pedestal 40 is connected by lock bolt (instruction) with base 10, also adds the degree of balance (i.e. the perpendicularity of azimuth axle and horizontal plane) that adjustment block 50 to adjust pedestal 40 and base 10 between pedestal and base 10.
The dimensional turntable azimuth axle 100 that this utility model is used for ICBM SHF satellite terminal adopts special bearing 20 structure, this bearing 20 can undertake simultaneously radially, axially with tilting moment load, realize to the carrying of dimensional turntable azimuth axle 100 and positioning.Bearing is set to double spherical structure, greatly reduces bearing revolution coefficient of friction, and control end-play to be negative clearance, substantially increase rigidity and the rotating accuracy of bearing, improve the performance of bearing.
Embodiment described above only have expressed several embodiments of the present utility model, and its description is more concrete and detailed, but therefore can not be interpreted as the restriction to this utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, some deformation can also be made and improve, these broadly fall into protection domain of the present utility model.Therefore, the protection domain of this utility model patent should be defined by claims.
Claims (6)
1. a kind of dimensional turntable azimuth axle for ICBM SHF satellite terminal, it includes the base with receiving space, the bearing being installed on described base, the azimuth axis conjoined assembly being installed on described bearing, it is characterized in that: described bearing includes being contained in the matrix of described receiving space, installs the pressing plate above described matrix and be sheathed on the outer ring in described matrix, some first balls of clamping between described pressing plate and described outer ring, some second balls of clamping between described outer ring and described matrix.
2. it is used for the dimensional turntable azimuth axle of ICBM SHF satellite terminal as claimed in claim 1, it is characterized in that: described matrix include the big end of column type with from the upwardly extending column type small end in described big end, described pressing plate is installed on the upper surface of described small end, described small end periphery is fixed in described outer ring, and described second ball is connected between described outer ring and described big end.
3. it is used for the dimensional turntable azimuth axle of ICBM SHF satellite terminal as claimed in claim 2, it is characterized in that: described base have run through its top and bottom centre bore, be located at its upper surface and be located at described centre bore around erecting bed and the fixed station extending outwardly formation from its following table, upwardly extend formation one flange from the periphery of described erecting bed, the inward flange of described erecting bed installs a motor, and described receiving space passes through described flange, described motor surface is jointly enclosed to set with described erecting bed and formed.
4. be used for as claimed in claim 3 the dimensional turntable azimuth axle of ICBM SHF satellite terminal it is characterised in that: described flange is fixed with described outer ring phase, and described big end is fixed with described erecting bed phase, and described pressing plate is fixed with described azimuth axis conjoined assembly phase.
5. it is used for the dimensional turntable azimuth axle of ICBM SHF satellite terminal as claimed in claim 4, it is characterized in that: the azimuth axis adaptor that described azimuth axis conjoined assembly includes azimuth axis and is sheathed on described azimuth axis periphery, described azimuth axis adaptor has the installation edge stretching out from its surface, and described installation edge is fixed with described pressing plate phase.
6. it is used for the dimensional turntable azimuth axle of ICBM SHF satellite terminal as claimed in claim 1, it is characterized in that: some described first balls, described second ball respectively levels spaced be arranged in a circle, described first ball, the second ball bearing same quantity side by side in the radial direction be two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620027793.0U CN205911441U (en) | 2016-01-12 | 2016-01-12 | A two -dimentional revolving stage position shafting for satellite terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620027793.0U CN205911441U (en) | 2016-01-12 | 2016-01-12 | A two -dimentional revolving stage position shafting for satellite terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205911441U true CN205911441U (en) | 2017-01-25 |
Family
ID=57814503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620027793.0U Active CN205911441U (en) | 2016-01-12 | 2016-01-12 | A two -dimentional revolving stage position shafting for satellite terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205911441U (en) |
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2016
- 2016-01-12 CN CN201620027793.0U patent/CN205911441U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |