CN114833742B - Electromechanical double-limiting locking device of double-shaft turntable - Google Patents
Electromechanical double-limiting locking device of double-shaft turntable Download PDFInfo
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- CN114833742B CN114833742B CN202210444379.XA CN202210444379A CN114833742B CN 114833742 B CN114833742 B CN 114833742B CN 202210444379 A CN202210444379 A CN 202210444379A CN 114833742 B CN114833742 B CN 114833742B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model provides an electromechanical double-limiting locking device of biax revolving stage, includes the position housing, be equipped with the position main shaft in the position housing, the position main shaft upper end is connected with every single move U type frame, installs every single move main shaft on the every single move U type frame, be equipped with every single move spacing and every single move motor rotor seat on the every single move main shaft, install every single move photoelectric switch on the every single move U type frame, every single move motor stator seat is last to install every single move photoelectric switch through every single move photoelectric switch seat, be equipped with position limiting plate, position limiting pin axle, position photoelectric switch seat on the position housing, position limiting disc is installed to the one end of position limiting pin axle, position spacing adjustment packing ring, position limiting photoelectric disc are installed to the other end of position limiting pin axle, install position photoelectric switch on the position photoelectric switch seat, the lower extreme of every single move U type frame is equipped with position spacing driving lever. The invention can solve the problems of inconvenient operation and complex structure of the prior limit locking of a plurality of shafting of the turntable.
Description
Technical Field
The invention belongs to the field of limiting and locking of a turntable, and particularly relates to an electromechanical double-limiting and locking device of a double-shaft turntable.
Background
Along with the continuous expansion and the deep development of the turntable field, the traditional turntable can not meet the special requirements, so various turntables with special functions are generated, wherein the turntable with special limit locking is one of the development directions of the later turntables, and particularly the turntable with limit rotation ranges and angles of a plurality of shafting such as a double-shaft turntable and the like is not studied deeply in the field at home and abroad. Either inconvenient to operate or not very good in terms of reliability and durability.
Disclosure of Invention
The invention aims to provide an electromechanical double-limiting locking device of a double-shaft turntable, which solves the problems in the background technology, has the characteristics of simple structure and low cost, can achieve limiting locking of corresponding different angles according to different limiting angles, and has wide application range.
The technical scheme adopted for achieving the purpose is that the electromechanical double-limiting locking device of the double-shaft turntable comprises an azimuth housing, wherein an azimuth spindle is arranged in the azimuth housing, the upper end of the azimuth spindle is connected with a pitching U-shaped frame, a pitching spindle is arranged on the pitching U-shaped frame, pitching limiting and pitching motor rotor seats are arranged on the pitching spindle, a pitching photoelectric disc is arranged on the pitching motor rotor seat, a pitching limiting block and a pitching motor stator seat are arranged on the pitching U-shaped frame, a pitching photoelectric switch is arranged on the pitching motor stator seat through the pitching photoelectric switch seat, an azimuth limiting plate, an azimuth limiting pin shaft and an azimuth photoelectric switch seat are arranged on the azimuth housing, an azimuth limiting disc is arranged at one end of the azimuth limiting pin shaft, an azimuth limiting adjusting washer and an azimuth limiting photoelectric disc are arranged at the other end of the azimuth limiting pin shaft, an azimuth photoelectric switch is arranged on the azimuth limiting position seat, and an azimuth limiting deflector rod is arranged at the lower end of the pitching U-shaped frame.
Further, the pitching limiting block is made of 2A12 material and is in a folded edge shape, one face of the pitching limiting block is fixed on the pitching U-shaped frame through a screw, the other face faces one end face of the pitching U-shaped frame, the pitching limiting block corresponding to the pitching limiting block is fixedly arranged on the pitching main shaft, and the pitching limiting block contacts with the pitching limiting block along with rotation of the pitching main shaft, so that pitching mechanical limiting locking is formed.
Further, the two pitching photoelectric switches are arranged on the pitching photoelectric switch seat, the pitching photoelectric discs are fixedly arranged on the pitching motor rotor seat corresponding to the pitching photoelectric switches, the pitching main shaft is driven to rotate through a motor, and when the pitching photoelectric discs rotate to the pitching photoelectric switch along with the pitching motor rotor seat arranged on the pitching main shaft, the photoelectric switch signals are triggered to form pitching electric limiting locking.
Furthermore, the azimuth limit deflector rod, the azimuth limit disc and the azimuth limit plate are all made of 1Cr18Ni9Ti materials, the azimuth limit deflector rod is arranged below the pitching U-shaped frame, the azimuth limit disc is of a three-claw structure, the azimuth limit deflector rod corresponding to the azimuth limit deflector rod is arranged on the azimuth limit pin shaft, and the azimuth limit plate corresponding to the azimuth limit disc and the azimuth limit deflector rod is arranged on the azimuth housing; the azimuth limit deflector rod and the azimuth limit disc rotate along with the azimuth main shaft to contact with the azimuth limit plate, so that azimuth mechanical limit locking is formed.
Further, the orientation limit adjusting gasket is made of a nonmetallic material SFB-1.
Further, the azimuth photoelectric switches are two, the two azimuth photoelectric switches are fixed on the azimuth housing through azimuth photoelectric switch seats, the azimuth limiting photoelectric disc and the azimuth limiting adjusting washer are installed on the azimuth limiting pin shaft, the azimuth limiting photoelectric disc installed on the azimuth limiting pin shaft contacts with the azimuth photoelectric switch installed on the azimuth photoelectric switch seats along with rotation of the azimuth main shaft, and an azimuth electric limiting locking is formed by triggering photoelectric switch signals.
Advantageous effects
Compared with the prior art, the invention has the following advantages.
1. The invention reasonably and effectively solves the problem that the plurality of shafting of the existing turntable has limit requirements, and the prior art has the current situation that either the structure is complex, or only the mechanism or the electricity is limited, and the safety coefficient is limited; the rotary table with requirements on the rotation ranges and angles of a plurality of shafting can be limited and locked by adopting two limiting modes of mechanical limiting and electrical limiting, and the problems of insufficient technology and complex structure of electromechanical double limiting and locking at the present stage are solved.
2. The invention adopts mechanical and electrical double limiting locking to the shafting to achieve the locking and limiting of the two shafting of the pitching and azimuth of the double-shaft turntable, adopts an electromechanical integrated device, has high safety coefficient, simple structure and low cost, can achieve the corresponding limiting and locking of different angles according to the different limiting angles, and has wide application range; has the advantages of simple, convenient, flexible and quick operation.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a partial cross-sectional view of the overall structure of the present invention;
FIG. 3 is an enlarged view of a portion of the azimuth lock structure of the overall structure of the present invention;
FIG. 4 is a schematic view of an exploded construction of the present invention;
the figure shows: 1-pitching motor rotor seat, 2-pitching U-shaped frame, 3-pitching stopper, 4-pitching main shaft, 5-pitching stopper, 6-pitching motor stator seat, 7-pitching photoelectric switch seat, 8-pitching photoelectric switch, 9-pitching photoelectric disc, 10-position limit deflector rod, 11-position housing, 12-position photoelectric switch seat, 13-position limit adjustment washer, 14-position limit disc, 15-position limit pin shaft, 16-position limit photoelectric disc, 17-position photoelectric switch, 18, position limit plate, 19-position main shaft.
Description of the embodiments
As shown in fig. 1-4, an electromechanical double-limiting locking device of a double-shaft rotary table comprises an azimuth housing (11), an azimuth main shaft (19) is arranged in the azimuth housing (11), an azimuth limiting plate (18), an azimuth limiting pin shaft (15) and an azimuth photoelectric switch seat (12) are arranged at the upper end of the azimuth housing (19), an azimuth limiting plate (14) is arranged at one end of the azimuth limiting pin shaft (15), an azimuth limiting washer (13) and an azimuth limiting plate (16) are arranged at the other end of the azimuth limiting pin shaft (15), an elevation limiting photoelectric disc (1) is arranged on the elevation motor rotor seat (1), an elevation limiting block (3) and an elevation motor stator seat (6) are arranged on the elevation U-shaped frame (2), an elevation photoelectric switch (8) is arranged on the elevation motor stator seat (6) through an elevation photoelectric switch seat (7), an azimuth limiting plate (18), an azimuth limiting pin shaft (15) and an azimuth photoelectric switch seat (12) are arranged at one end of the azimuth limiting pin shaft (15), and an azimuth limiting washer (13) and an azimuth limiting rod (16) are arranged at the other end of the azimuth limiting pin shaft (15).
The pitching limiting block (3) is made of 2A12 materials and is in a folded edge shape, one face of the pitching limiting block (3) is fixed on the pitching U-shaped frame (2) through screws, the other face faces one end face of the pitching U-shaped frame (2), the pitching limiting block (5) is fixedly installed on the pitching spindle (4) corresponding to the pitching limiting block (3), and the pitching limiting block (5) rotates along with the pitching spindle (4) to be in contact with the pitching limiting block (3), so that pitching mechanical limiting locking is formed.
The pitch photoelectric switches (8) are two, the two pitch photoelectric switches (8) are arranged on the pitch photoelectric switch seat (7), the pitch photoelectric disc (9) is fixedly arranged on the pitch motor rotor seat (1) corresponding to the pitch photoelectric switch (8), the pitch spindle (4) is driven to rotate through a motor, and when the pitch photoelectric disc (9) rotates to the pitch photoelectric switch (8) along with the pitch motor rotor seat (1) arranged on the pitch spindle (4), a photoelectric switch signal is triggered to form pitch electric limit locking.
The azimuth limit deflector rod (10), the azimuth limit disc (14) and the azimuth limit plate (18) are made of 1Cr18Ni9Ti materials, the azimuth limit deflector rod (10) is arranged below the pitching U-shaped frame (2), the azimuth limit disc (14) is of a three-claw structure, the azimuth limit disc (14) is arranged on the azimuth limit pin shaft (15) corresponding to the azimuth limit deflector rod (10), and the azimuth limit plate (18) is arranged on the azimuth housing (11) corresponding to the azimuth limit disc (14) and the azimuth limit deflector rod (10); the azimuth limit deflector rod (10) and the azimuth limit disc (14) rotate along with the azimuth main shaft (19) to contact with the azimuth limit plate (18) so as to form azimuth mechanical limit locking.
The azimuth limit adjusting gasket (13) is made of nonmetallic material SFB-1.
The azimuth photoelectric switch (17) is two, the two azimuth photoelectric switches (17) are fixed on the azimuth housing (11) through the azimuth photoelectric switch seat (12), the azimuth limit photoelectric disc (16) and the azimuth limit adjusting gasket (13) are installed on the azimuth limit pin shaft (15), and along with rotation of the azimuth main shaft (19), the azimuth limit photoelectric disc (16) installed on the azimuth limit pin shaft (15) is contacted with the azimuth photoelectric switch (17) installed on the azimuth photoelectric switch seat (12), and triggers photoelectric switch signals to form azimuth electric limit locking.
According to the invention, the pitching limiting block 3 adopts a flanging structure made of 2A12, the pitching limiting block 3 is arranged on the pitching U-shaped frame 2, the pitching main shaft 4 is in interference fit with the bearing assembly and then is arranged on the pitching U-shaped frame 2, and when the pitching main shaft 4 is driven by the pitching motor to rotate to exceed a specified angle limiting value, the pitching limiting block 3 arranged on the pitching U-shaped frame 2 is contacted with the pitching limiting block 5 arranged on the pitching main shaft 4, so that pitching mechanical limiting locking is formed.
The pitching photoelectric switch 8 is arranged on the pitching photoelectric switch seat 7, the pitching photoelectric switch seat 7 is arranged on the pitching motor stator seat 6, the pitching motor stator seat 6 is arranged on the pitching U-shaped frame 2, the pitching motor rotor seat 1 is arranged on the pitching main shaft 4, and the pitching photoelectric disc 9 is arranged on the pitching motor rotor seat 1. When the pitching motor drives the pitching spindle 4 to rotate to a limit value exceeding a specified angle, the pitching photoelectric disc 9 can rotate to the pitching photoelectric switch 8 to trigger a photoelectric switch signal, and an electrical limit protection function is started to form pitching electrical limit locking.
The azimuth limit pin shaft 15 and the azimuth limit plate 18 are arranged on the azimuth housing 11, and the azimuth limit disk 14 is arranged on the azimuth limit pin shaft 15; the azimuth limit deflector rod 10 is arranged on the pitching U-shaped frame 2, when the azimuth motor drives the azimuth main shaft 19 to rotate to exceed a specified angle limit value, the azimuth limit deflector rod 10 and the azimuth limit disc 14 rotate along with the azimuth main shaft 19 to contact with the azimuth limit plate 18, so that azimuth mechanical limit locking is formed.
The azimuth limit adjusting gasket 13 and the azimuth limit photoelectric disc 16 are both arranged at one end, located on the inner side of the azimuth housing 11, of the azimuth limit pin shaft 15, the azimuth photoelectric switch seat 12 is arranged on the inner side of the azimuth housing 11, the two azimuth photoelectric switches 17 are arranged on the azimuth photoelectric switch seat 12, when the azimuth motor drives the azimuth spindle 19 to rotate to exceed a specified angle limit value, the azimuth limit photoelectric disc 16 arranged on the azimuth limit pin shaft 15 is contacted with the azimuth photoelectric switch 17 arranged on the azimuth photoelectric switch seat 12, a photoelectric switch signal is triggered, an electric limit protection function is started, and azimuth electric limit locking is formed.
The azimuth limit deflector 10 considers the impact caused by rotation and needs certain elasticity to achieve a buffering effect, so that 1Cr18Ni9Ti is selected as a material and fixed on the pitching U-shaped frame 2, the azimuth limit disc 14 and the azimuth limit plate are 1Cr18Ni9Ti, the azimuth limit disc 14 is shaped like a three-claw, the azimuth limit disc 14 is fixed at one end, located outside the azimuth housing 11, of the azimuth limit pin 15, the azimuth limit pin 15 is installed on the azimuth housing 11 in a limiting mode through the azimuth limit adjusting gasket 13, the azimuth limit pin 15 can rotate on the opposite azimuth housing 11, the azimuth limit adjusting gasket 13 is made of a nonmetallic material SFB-1, and the azimuth limit disc 14 with strength and elasticity is matched with the azimuth limit adjusting gasket 13 made of a nonmetallic energy absorbing material SFB-1 to ensure a good buffering effect.
Working principle:
the invention is applied to the double-shaft turntable with limit requirements on shafting; the pitching shaft system limiting locking comprises pitching mechanical limiting locking and pitching electrical limiting locking, wherein the pitching mechanical limiting locking is that when a pitching motor drives a pitching main shaft 4 to rotate beyond a specified angle limiting value, a pitching limiting block 3 arranged on a pitching U-shaped frame 2 contacts with a pitching limiting block 5 arranged on the pitching main shaft 4 to form pitching mechanical limiting locking; the pitching electrical limit locking is that when the pitching motor drives the pitching spindle 4 to rotate to exceed a specified angle limit value, a pitching photoelectric disc 9 arranged on a pitching motor rotor seat 1 can be rotated to a pitching photoelectric switch 8 arranged on a pitching motor stator seat 6, a photoelectric switch signal is triggered, an electrical limit protection function is started, and pitching electrical limit locking is formed.
The limiting locking of the azimuth shafting comprises azimuth mechanical limiting locking and azimuth electric limiting locking; the azimuth mechanical limit locking is that when an azimuth motor drives an azimuth spindle 19 to rotate beyond a specified angle limit value, an azimuth limit deflector rod 10 arranged on a pitching U-shaped frame 2 indirectly contacts an azimuth limit plate 18 through an azimuth limit disc 14 arranged on an azimuth limit pin shaft 15 to form azimuth mechanical limit locking; the azimuth electric limit locking is that when the azimuth motor drives the azimuth spindle 19 to rotate to exceed a specified angle limit value, the azimuth limit photoelectric disc 16 arranged on the azimuth limit pin shaft 15 contacts with the azimuth photoelectric switch 17 arranged on the azimuth photoelectric switch seat 12, a photoelectric switch signal is triggered, and an electric limit protection function is started to form azimuth electric limit locking.
When the invention is embodied, firstly, the pitching main shaft 4 and the bearing component are arranged on the pitching U-shaped frame 2 through interference fit, the pitching limiting block 5 is arranged on the pitching main shaft 4, and the pitching limiting block 3 is arranged on the pitching U-shaped frame 2, so that pitching mechanical limiting locking is formed.
Then the pitching motor rotor seat 1 is arranged on the pitching spindle 4, the pitching photoelectric disc 9 is arranged on the pitching motor rotor seat 1, the pitching motor stator seat 6 is arranged on the pitching U-shaped frame 2, the pitching photoelectric switch seat 7 is arranged on the pitching motor stator seat 6, and the pitching photoelectric switch 8 is arranged on the pitching photoelectric switch seat 7 to form pitching electric limiting locking.
And then the azimuth limit deflector rod 10 is arranged on one side of the lower end of the pitching U-shaped frame 2, the azimuth limit disc 14 is fixedly arranged on the azimuth limit pin shaft 15, the azimuth limit disc 14 is together and limitedly arranged on the azimuth housing 11 through the azimuth limit adjusting washer 13 and the azimuth limit pin shaft 15, the azimuth limit plate 18 is loaded on the azimuth housing 11 and clamped between the azimuth limit disc 14 and the azimuth housing 11 to form mechanical limit locking of an azimuth shafting.
Finally, the azimuth photoelectric switch seat 12 is arranged on the azimuth housing 11, and the azimuth photoelectric switch 17 is arranged on the azimuth photoelectric switch seat 12; the azimuth limiting photoelectric disc 16 and the azimuth limiting adjusting washer 13 are arranged on the azimuth limiting pin shaft 15 to form the electric limiting locking of the azimuth shafting.
After the steps are finished, the implementation of the electromechanical double-limiting locking device of the double-shaft turntable is completed.
Claims (6)
1. The electromechanical double-limiting locking device of the double-shaft turntable comprises an azimuth housing (11), and is characterized in that an azimuth spindle (19) is arranged in the azimuth housing (11), an azimuth limiting plate (18), an azimuth limiting pin shaft (15) and an azimuth photoelectric switch seat (12) are arranged at the upper end of the azimuth housing (11), an azimuth limiting plate (14) is arranged at one end of the azimuth limiting pin shaft (15), an azimuth limiting washer (13) and an azimuth limiting plate (16) are respectively arranged at the other end of the azimuth limiting pin shaft (15), an elevation photoelectric disc (9) is arranged on the elevation motor rotor seat (1), an elevation limiting block (3) and an elevation motor stator seat (6) are arranged on the elevation U-shaped frame (2), an elevation photoelectric switch (8) is arranged on the elevation motor stator seat (6) through an elevation photoelectric switch seat (7), an azimuth limiting plate (18), an azimuth limiting pin shaft (15) and an azimuth photoelectric switch seat (12) are arranged at one end of the azimuth limiting pin shaft (15), an azimuth limiting washer (13) and an azimuth limiting disc (16) are respectively arranged at the other end of the azimuth limiting pin shaft (15), and an azimuth limiting rod (17) are arranged at the lower end of the elevation motor stator seat (2); one surface of the pitching limiting block (3) is fixed on the pitching U-shaped frame (2) through a screw, the other surface faces one end surface of the pitching U-shaped frame (2), the pitching limiting block (5) is fixedly arranged on the pitching main shaft (4) corresponding to the pitching limiting block (3), and the pitching limiting block (5) rotates along with the pitching main shaft (4) to be contacted with the pitching limiting block (3) to form pitching mechanical limiting locking; the pitching photoelectric disc (9) is fixedly arranged on the pitching motor rotor seat (1) corresponding to the pitching photoelectric switch (8), the pitching spindle (4) is driven to rotate by a motor, and when the pitching photoelectric disc (9) rotates to the pitching photoelectric switch (8) along with the pitching motor rotor seat (1) arranged on the pitching spindle (4), a pitching electric limiting locking is formed by triggering a photoelectric switch signal; the azimuth limit deflector rod (10) is arranged below the pitching U-shaped frame (2), the azimuth limit disc (14) is of a three-jaw structure, the azimuth limit disc (14) is arranged on the azimuth limit pin shaft (15) corresponding to the azimuth limit deflector rod (10), and the azimuth limit plate (18) is arranged on the azimuth housing (11) corresponding to the azimuth limit disc (14) and the azimuth limit deflector rod (10); the azimuth limit deflector rod (10) and the azimuth limit disc (14) rotate along with the azimuth main shaft (19) to contact with the azimuth limit plate (18) so as to form azimuth mechanical limit locking; the azimuth limiting photoelectric disc (16) and the azimuth limiting adjusting washer (13) are mounted on the azimuth limiting pin shaft (15), the azimuth limiting deflector rod (10) drives the azimuth limiting disc (14) to rotate along with rotation of the azimuth main shaft (19), the azimuth limiting disc (14) drives the azimuth limiting pin shaft (15) to rotate, the azimuth limiting pin shaft (15) drives the azimuth limiting photoelectric disc (16) to rotate, the azimuth limiting photoelectric disc (16) rotates to be in contact with an azimuth photoelectric switch (17) mounted on the azimuth photoelectric switch seat (12), and an azimuth electric limiting locking is formed by triggering photoelectric switch signals.
2. The electromechanical double-limiting locking device of the double-shaft turntable according to claim 1, wherein the pitching limiting block (3) is made of 2A12 material and is in a folded edge shape.
3. The electromechanical double-limiting locking device of the double-shaft turntable according to claim 1, wherein two pitching photoelectric switches (8) are arranged, and the two pitching photoelectric switches (8) are arranged on a pitching photoelectric switch seat (7).
4. The electromechanical double-limiting locking device of the double-shaft turntable according to claim 1, wherein the azimuth limiting deflector rod (10), the azimuth limiting disc (14) and the azimuth limiting plate (18) are all made of 1Cr18Ni9Ti materials.
5. An electromechanical double-limit locking device for a biaxial turntable according to claim 1, characterized in that the orientation limit adjusting washer (13) is made of nonmetallic material SFB-1.
6. The electromechanical double-limiting locking device of the double-shaft turntable according to claim 1, wherein two azimuth photoelectric switches (17) are arranged, and the two azimuth photoelectric switches (17) are fixed on the azimuth housing (11) through azimuth photoelectric switch seats (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210444379.XA CN114833742B (en) | 2022-04-26 | 2022-04-26 | Electromechanical double-limiting locking device of double-shaft turntable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210444379.XA CN114833742B (en) | 2022-04-26 | 2022-04-26 | Electromechanical double-limiting locking device of double-shaft turntable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114833742A CN114833742A (en) | 2022-08-02 |
| CN114833742B true CN114833742B (en) | 2023-07-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210444379.XA Active CN114833742B (en) | 2022-04-26 | 2022-04-26 | Electromechanical double-limiting locking device of double-shaft turntable |
Country Status (1)
| Country | Link |
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| CN (1) | CN114833742B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009148840A (en) * | 2007-12-19 | 2009-07-09 | Tsudakoma Corp | Rotation-indexing table apparatus for machine tool |
| CN112217130A (en) * | 2019-07-10 | 2021-01-12 | 九江精密测试技术研究所 | Portable two-dimensional rotary table with locking and fine-tuning functions |
| CN112366453B (en) * | 2019-12-16 | 2022-06-17 | 江苏久高电子科技有限公司 | Satellite communication antenna device capable of adjusting azimuth angle and adjusting method thereof |
| CN111929511B (en) * | 2020-05-19 | 2023-06-16 | 中国航空工业集团公司北京长城航空测控技术研究所 | High-precision miniature three-axis turntable |
| CN113203013A (en) * | 2021-05-13 | 2021-08-03 | 九江精密测试技术研究所 | Mechanical and electrical combined limiting device used for rotary table and larger than +/-180 degrees |
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2022
- 2022-04-26 CN CN202210444379.XA patent/CN114833742B/en active Active
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| CN114833742A (en) | 2022-08-02 |
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