CN112497102B - Universal overturning device and overturning method for attitude and orbit control engine - Google Patents
Universal overturning device and overturning method for attitude and orbit control engine Download PDFInfo
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- CN112497102B CN112497102B CN202011343003.7A CN202011343003A CN112497102B CN 112497102 B CN112497102 B CN 112497102B CN 202011343003 A CN202011343003 A CN 202011343003A CN 112497102 B CN112497102 B CN 112497102B
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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 invention provides a universal overturning device and an overturning method for an attitude and orbit control engine, and solves the problems of low overturning efficiency, easiness in occurrence of potential safety hazards such as engine collision, personnel injury and the like in the overturning process of the existing attitude control engine. The turnover device comprises a supporting component, a clamping component, an angle adjusting component and a turnover component; the turnover device adopts mechanical turnover to replace manual lifting turnover, improves the turnover efficiency of the engine on the one hand, effectively avoids the collision problem and the personnel injury problem in the turnover process of the engine on the other hand, is provided with a T-shaped groove and an angle adjusting component, is suitable for posture and rail control engines of various sizes and specifications, and can turn over various posture and rail control engines within a certain range.
Description
Technical Field
The invention relates to the field of attitude and orbit control engine tests, in particular to a universal overturning device and an overturning method for an attitude and orbit control engine.
Background
In the preparation process of the attitude and orbit control engine vibration test, measuring points are generally required to be installed in the whole machine, and the measuring points can be installed only by turning the cabin body from a vertically placed state to a horizontally placed state due to the limitation of the size and the internal structure of part of the engine. In addition, when part of the engine is subjected to state check in the test process, the engine needs to be turned over. At present, a universal overturning tool suitable for attitude and orbit control engines of different sizes does not exist, overturning is carried out in a mode of combining a crane and manual supporting, and because the mass of the attitude and orbit control engine is large and is generally about 100 kg-300 kg, the whole overturning process can be completed only by matching of more personnel, so that the overturning efficiency is low, and great potential safety hazards exist.
Disclosure of Invention
The invention provides a universal overturning device and an overturning method for an attitude and orbit control engine, and solves the problems of low overturning efficiency, easiness in occurrence of potential safety hazards such as engine collision, personnel injury and the like in the overturning process of the existing attitude control engine.
In order to solve the problems, the technical scheme of the invention is as follows:
a universal turnover device for an attitude and orbit control engine comprises a supporting component, a clamping component, an angle adjusting component and a turnover component; the supporting assembly comprises a supporting platform, a turnover base, a vertical plate and a plurality of engine supporting bases; the overturning base is arranged on the supporting platform, and the plurality of engine supporting bases are arranged on the overturning base and can move along the overturning base; the vertical plate is fixedly arranged at one end of the turnover base, rotating shafts are respectively arranged on two sides of the vertical plate, and the rotating shafts are arranged on the supporting platform through bearings; the clamping assemblies are multiple groups, and each group of clamping assemblies comprises a clamping rod, an inclined base and a plurality of clamping wheels; the inclined base is arranged on the turnover base and can move along the turnover base, one end of the clamping rod is hinged with the inclined base, the other end of the clamping rod is sleeved with a plurality of clamping wheels, the clamping wheels can slide along the clamping rod, and the clamping wheels are locked by the locking piece after sliding in place; the angle adjusting assemblies are in multiple groups, each group of angle adjusting assemblies comprises a first adjusting screw rod, a second adjusting screw rod and an adjusting screw sleeve, one end of the first adjusting screw rod is hinged with the clamping rod, the other end of the first adjusting screw rod is in threaded connection with the adjusting screw sleeve, one end of the second adjusting screw rod is hinged with the inclined base, the other end of the second adjusting screw rod is in threaded connection with the adjusting screw sleeve, and the thread turning directions of the first adjusting screw rod and the second adjusting screw rod are opposite; the overturning assembly comprises an overturning large gear and an overturning small gear, and a central shaft of the overturning small gear is arranged on the supporting platform through a bearing and is used as an input end of power; the overturning pinion and the overturning gearwheel form a group of gearwheel pairs, power is transmitted to the overturning gearwheel, the overturning gearwheel is sleeved on the rotating shaft, and the power is transmitted to the rotating shaft, so that the vertical plate drives the overturning base to overturn.
Further, be provided with "rice" font T type groove on the upset base, the bottom of engine support base and inclined base all is provided with the slide rail, the slide rail cooperates with T type groove, realizes the removal of engine support base and inclined base.
Furthermore, a plurality of threaded holes are formed in the T-shaped groove of the overturning base, and the engine supporting base and the inclined base are connected with the overturning base through fixing bolts after being moved in place.
Furthermore, a plurality of annular clamp spring grooves distributed along the axial direction are formed in the clamping rods, the locking pieces are clamp springs, and the clamping wheels are fixed through the matching of the clamp springs and the annular clamp spring grooves after being adjusted in place.
Furthermore, the clamping wheel is an elastic conical wheel, and the conical angle of the outer peripheral surface of the clamping wheel is matched with the attitude and orbit control engine bulkhead.
Further, the turnover assembly further comprises a turnover handle, and the turnover handle is fixed to the tail end of the central shaft of the turnover pinion.
Further, the bottom of the supporting platform is provided with rollers for conveniently moving the turnover device.
Furthermore, a double-lug bolt is arranged at one end of the first adjusting screw rod, a single-lug bolt is arranged on the clamping rod, and the first adjusting screw rod is hinged to the clamping rod through the matching of the double-lug bolt and the single-lug bolt.
Furthermore, a single-lug bolt is arranged at one end of the second adjusting screw, a double-lug bolt is arranged on the inclined base, and the second adjusting screw is hinged to the inclined base through the matching of the double-lug bolt and the single-lug bolt.
Meanwhile, the invention also provides a turnover method based on the attitude and orbit control engine general turnover device, which comprises the following steps:
adjusting the positions of an engine supporting base and an inclined base according to the size of the large end of the attitude and orbit control engine to ensure that the large end of the attitude and orbit control engine can be placed on the engine supporting base, and the inclined base is positioned outside the diameter range of the large end of the attitude and orbit control engine;
placing the attitude and orbit control engine on an engine support base, and locking the position of the engine support base through a fixing bolt;
rotating the adjusting screw sleeve, adjusting the angle of the clamping rod, moving the clamping wheel on the clamping rod until the clamping wheel can be completely attached to the wall of the attitude and orbit control engine cabin, locking the position of the clamping wheel, and then locking the position of the inclined base through the fixing bolt;
and step four, overturning the pinion to enable the overturning base to rotate until the overturning base rotates in place.
Compared with the prior art, the technical scheme of the invention has the following beneficial effects:
in the overturning process of the attitude control engine, the overturning device arranges the engine on a supporting base of the overturning device, adjusts the clamping rod and the clamping wheel to proper positions, locks the fixing bolt until the clamping wheel can be completely attached to the wall of the engine room, and places the clamp spring to fix the clamping wheel. The turnover handle is rotated until the engine is turned over in place. In the process, mechanical overturning is adopted to replace manual lifting overturning, so that the engine overturning efficiency is improved on one hand, the problems of collision and personnel injury in the engine overturning process are effectively solved on the other hand, and the overturning device is provided with the T-shaped groove and the angle adjusting component, is suitable for posture and rail control engines of various sizes and specifications, and can overturn various posture and rail control engines within a certain range.
Drawings
FIG. 1 is a schematic structural diagram of a universal turnover device for an attitude and orbit control engine according to the present invention;
fig. 2 is a schematic diagram of the combination of the universal turnover device of the attitude and orbit control engine and the attitude and orbit control engine.
Reference numerals: 1-supporting platform, 2-overturning base, 3-vertical plate, 4-engine supporting base, 5-rotating shaft, 6-clamping rod, 7-inclined base, 8-clamping wheel, 9-first adjusting screw rod, 10-second adjusting screw rod, 11-adjusting screw sleeve, 12-overturning big gear, 13-overturning small gear, 14-T-shaped groove, 15-fixing bolt, 16-overturning handle, 17-roller, 18-double-lug bolt, 19-single-lug bolt, 20-annular clamp spring groove and 21-attitude control engine.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the embodiments of the present invention will be described in detail with reference to the accompanying drawings.
The invention provides a universal overturning device for an attitude and orbit control engine, which solves the problem that the existing attitude and orbit control engine is inconvenient to overturn during a vibration test. The device adopts mechanical upset to replace the manpower to lift the upset, has not only improved engine upset efficiency, has still effectively avoided colliding with the problem and the injured personnel problem of engine upset in-process, and simultaneously, this turning device is equipped with T type groove and angle adjustment subassembly, is applicable to the posture rail accuse engine of multiple dimensions, can carry out the upset of multiple posture rail accuse engine in certain extent.
As shown in fig. 1 and 2, the universal overturning device for the attitude and orbit control engine provided by the invention comprises a supporting assembly, a clamping assembly, an angle adjusting assembly and an overturning assembly. The supporting assembly comprises a supporting platform 1, a turnover base 2, a vertical plate 3 and a plurality of engine supporting bases 4; the supporting platform 1 is a basic supporting part of the whole device and provides support for other parts, the overturning base 2 is arranged on the supporting platform 1, and the plurality of engine supporting bases 4 are arranged on the overturning base 2 and can move along the overturning base 2; the fixed one end that sets up at upset base 2 of riser 3, the both sides of riser 3 are provided with rotation axis 5 respectively, and rotation axis 5 passes through the bearing setting on supporting platform 1, and simultaneously, this riser 3 can be used to spacing after the upset.
In the general turnover device for the attitude and orbit control engine, a plurality of groups of clamping assemblies are provided, and each group of clamping assemblies comprises a clamping rod 6, an inclined base 7 and a plurality of clamping wheels 8; the inclined base 7 is arranged on the turnover base 2 and can move along the turnover base 2, one end of the clamping rod 6 is hinged to the inclined base 7, the other end of the clamping rod is sleeved with a plurality of clamping wheels 8, the clamping wheels 8 can slide along the clamping rod 6, and the clamping wheels can slide in place and pass through the locking position of the locking piece. In the embodiment of the present invention, the fixing of the clamping wheel 8 can be achieved by: a plurality of annular clamp spring grooves 20 distributed along the axial direction are formed in the clamping rod 6, and the clamping wheel 8 is adjusted in place and then fixed through the matching of the clamp springs and the annular clamp spring grooves 20. In order to make the contact between the holding wheel 8 and the attitude and orbit control motor 21 more appropriate, the holding wheel 8 may be configured as an elastic taper wheel, and the taper angle of the outer peripheral surface thereof matches the bulkhead of the attitude and orbit control motor 21.
In the posture and orbit control engine general turnover device, the angle adjusting components are in multiple groups, each group of angle adjusting components comprises a first adjusting screw 9, a second adjusting screw 10 and an adjusting screw sleeve 11, one end of the first adjusting screw 9 is hinged with the clamping rod 6, the other end of the first adjusting screw is in threaded connection with the adjusting screw sleeve 11, one end of the second adjusting screw 10 is hinged with the inclined base 7, the other end of the second adjusting screw is in threaded connection with the adjusting screw sleeve 11, and the thread turning directions of the first adjusting screw 9 and the second adjusting screw 10 are opposite. Specifically, in the embodiment of the present invention, a double-lug bolt 18 is disposed at one end of the first adjusting screw 9, a single-lug bolt 19 is disposed on the clamping rod 6, and the first adjusting screw 9 and the clamping rod 6 are hinged by the cooperation of the double-lug bolt 18 and the single-lug bolt 19. One end of the second adjusting screw 10 is provided with a single-lug bolt 19, a double-lug bolt 18 is arranged on the inclined base 7, and the second adjusting screw 10 and the inclined base 7 are hinged through the matching of the double-lug bolt 18 and the single-lug bolt 19. The angle of the clamping rod 6 can be adjusted through the angle adjusting assembly, and during adjustment, the adjusting screw sleeve 11 is rotated, so that the first adjusting screw rod 9 and the second adjusting screw rod 10 move oppositely or back to back, and the angle of the clamping rod 6 is changed.
In the attitude and orbit control engine universal overturning device, an overturning assembly comprises an overturning bull gear 12, an overturning pinion gear 13 and an overturning handle 16, wherein a central shaft of the overturning pinion gear 13 is arranged on a supporting platform 1 through a bearing and is used as an input end of power; the overturning small gear 13 and the overturning big gear 12 form a group of gear pairs, power is transmitted to the overturning big gear 12, the overturning big gear 12 is positioned on one side of the overturning base 2 and sleeved on the rotating shaft 5 to transmit the power to the rotating shaft 5, and therefore the vertical plate 3 drives the overturning base 2 to overturn. The device can realize the manual input of power through the turning handle 16, at the moment, the turning handle 16 is fixed at the tail end of the central shaft of the turning pinion 13, and after the inclined base 7, the engine supporting base 4 and the attitude and orbit control engine 21 are stably clamped, the attitude and orbit control engine 21 is turned by rotating the turning handle 16; alternatively, power may be input electrically, for example, a motor drives the tumble pinion 13 to rotate.
In the posture and orbit control engine universal overturning device, the movement of the engine support base 4 and the inclined base 7 on the overturning base 2 can be realized by different structures and modes, and the invention is not limited to the structure. In the embodiment of the invention, the turning base 2 is provided with a 'meter' -shaped T-shaped groove 14, the bottoms of the engine supporting base 4 and the inclined base 7 are respectively provided with a sliding rail, and the sliding rails are matched with the T-shaped groove 14 to realize the movement of the engine supporting base 4 and the inclined base 7. A plurality of threaded holes are formed in the T-shaped groove 14 of the overturning base 2, and the engine supporting base 4 and the inclined base 7 are connected with the overturning base 2 through fixing bolts 15 after being moved in place.
In order to improve the functions of the universal turnover device of the attitude and orbit control engine, the bottom of the supporting platform 1 can be provided with rollers 17 for conveniently moving the turnover device.
Meanwhile, the invention also provides a turnover method based on the attitude and orbit control engine general turnover device, which comprises the following steps:
adjusting the positions of the engine supporting base 4 and the inclined base 7 according to the size of the large end of the attitude and orbit control engine 21 to ensure that the large end of the attitude and orbit control engine 21 can be placed on the engine supporting base 4, and the inclined base 7 is positioned outside the diameter range of the large end of the attitude and orbit control engine 21;
secondly, placing the attitude and orbit control engine 21 on the engine support base 4, and locking the position of the engine support base 4 through the fixing bolt 15;
step three, rotating the adjusting screw sleeve 11, adjusting the angle of the clamping rod 6, moving the clamping wheel 8 on the clamping rod 6 until the clamping wheel 8 can be completely attached to the cabin wall of the attitude and orbit control engine 21, locking the position of the clamping wheel 8, and then locking the position of the inclined base 7 through the fixing bolt 15;
step four, overturning the pinion 13, so that the overturning base 2 rotates until the overturning base 2 rotates in place, and after the overturning base 2 overturns for 90 degrees, the vertical plate 3 on one side of the overturning base 2 contacts with the supporting platform 1 to overturn for limitation.
According to the method, when the turning operation is realized, the positions of the engine supporting base 4 and the inclined base 7 are adjusted according to the size of the large end of the attitude and orbit control engine 21 to ensure that the large end of the attitude and orbit control engine 21 can be placed on the supporting base, and the inclined base 7 is positioned outside the diameter range of the large end of the attitude and orbit control engine 21; the hoisting attitude and orbit control engine 21 is placed on the engine support base 4, and the fixing bolt 15 is locked; and adjusting the adjusting screw sleeve 11 and the clamping wheel 8 to proper positions until the clamping wheel 8 can be completely attached to the cabin wall of the attitude and orbit control engine 21, placing a clamping spring in the clamping spring groove to fix the clamping wheel 8, and locking the fixing bolt 15. The turnover handle 16 is rotated to turn over the attitude and orbit control motor 21 until the vertical plate 3 is contacted with the supporting platform 1.
Claims (8)
1. A general turning device of attitude and orbit control engine is characterized in that: the device comprises a supporting component, a clamping component, an angle adjusting component and a turning component;
the support assembly comprises a support platform (1), a turnover base (2), a vertical plate (3) and a plurality of engine support bases (4); the overturning base (2) is arranged on the supporting platform (1), and the plurality of engine supporting bases (4) are arranged on the overturning base (2) and can move along the overturning base (2); the vertical plate (3) is fixedly arranged at one end of the turnover base (2), two sides of the vertical plate (3) are respectively provided with a rotating shaft (5), and the rotating shafts (5) are arranged on the supporting platform (1) through bearings;
the clamping assemblies are in multiple groups, and each group of clamping assemblies comprises a clamping rod (6), an inclined base (7) and a plurality of clamping wheels (8); the inclined base (7) is arranged on the turnover base (2) and can move along the turnover base (2), one end of the clamping rod (6) is hinged with the inclined base (7), the other end of the clamping rod is sleeved with a plurality of clamping wheels (8), the clamping wheels (8) can slide along the clamping rod (6), and the clamping wheels can pass through a locking piece after sliding in place; the clamping wheel (8) is an elastic conical wheel, and the cone angle of the outer peripheral surface of the clamping wheel is matched with the bulkhead of the attitude and orbit control engine (21);
the angle adjusting assemblies are multiple groups, each group of angle adjusting assemblies comprises a first adjusting screw (9), a second adjusting screw (10) and an adjusting screw sleeve (11), one end of the first adjusting screw (9) is hinged with the clamping rod (6), the other end of the first adjusting screw is in threaded connection with the adjusting screw sleeve (11), one end of the second adjusting screw (10) is hinged with the inclined base (7), the other end of the second adjusting screw is in threaded connection with the adjusting screw sleeve (11), and the thread turning directions of the first adjusting screw (9) and the second adjusting screw (10) are opposite;
the overturning assembly comprises an overturning large gear (12) and an overturning small gear (13), and a central shaft of the overturning small gear (13) is arranged on the supporting platform (1) through a bearing and serves as an input end of power; the overturning small gear (13) and the overturning big gear (12) form a group of gear pairs, power is transmitted to the overturning big gear (12), the overturning big gear (12) is sleeved on the rotating shaft (5) and transmits the power to the rotating shaft (5), and therefore the vertical plate (3) drives the overturning base (2) to overturn;
be provided with "rice" font T type groove (14) on upset base (2), the bottom that engine supported base (4) and inclined base (7) all is provided with the slide rail, the slide rail cooperates with T type groove (14), realizes the removal of engine support base (4) and inclined base (7).
2. The attitude and orbit control engine universal overturning device according to claim 1, characterized in that: a plurality of threaded holes are formed in a T-shaped groove (14) of the overturning base (2), and the engine supporting base (4) and the inclined base (7) are connected with the overturning base (2) through fixing bolts (15) after being moved in place.
3. A posture and orbit controlled engine universal tilter according to claim 1 or 2, characterized in that: the clamping device is characterized in that a plurality of annular clamp spring grooves (20) distributed along the axial direction are formed in the clamping rod (6), the locking piece is a clamp spring, and the clamping wheel (8) is adjusted in place and then fixed through the cooperation of the clamp spring and the annular clamp spring grooves (20).
4. A posture and orbit controlled engine universal tilter according to claim 3, characterized in that: the overturning assembly further comprises an overturning handle (16), and the overturning handle (16) is fixed at the tail end of a central shaft of the overturning pinion (13).
5. The attitude and orbit control engine universal overturning device according to claim 4, characterized in that: the bottom of the supporting platform (1) is provided with rollers (17) for conveniently moving the supporting platform (1).
6. The attitude and orbit control engine universal overturning device according to claim 5, characterized in that: one end of the first adjusting screw rod (9) is provided with a double-lug bolt (18), the clamping rod (6) is provided with a single-lug bolt (19), and the first adjusting screw rod (9) and the clamping rod (6) are hinged through the matching of the double-lug bolt (18) and the single-lug bolt (19).
7. The attitude and orbit control engine universal overturning device according to claim 6, characterized in that: one end of the second adjusting screw rod (10) is provided with a single-lug bolt (19), the inclined base (7) is provided with a double-lug bolt (18), and the second adjusting screw rod (10) and the inclined base (7) are hinged through the matching of the double-lug bolt (18) and the single-lug bolt (19).
8. The overturning method of the attitude and orbit control engine universal overturning device based on any one of claims 1 to 7 is characterized by comprising the following steps:
adjusting the positions of an engine supporting base and an inclined base according to the size of the large end of the attitude and orbit control engine to ensure that the large end of the attitude and orbit control engine can be placed on the engine supporting base, and the inclined base is positioned outside the diameter range of the large end of the attitude and orbit control engine;
placing the attitude and orbit control engine on an engine support base, and locking the position of the engine support base through a fixing bolt;
rotating the adjusting screw sleeve, adjusting the angle of the clamping rod, moving the clamping wheel on the clamping rod until the clamping wheel can be completely attached to the wall of the attitude and orbit control engine cabin, locking the position of the clamping wheel, and then locking the position of the inclined base through the fixing bolt;
and step four, overturning the pinion to enable the overturning base to rotate until the overturning base rotates in place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011343003.7A CN112497102B (en) | 2020-11-25 | 2020-11-25 | Universal overturning device and overturning method for attitude and orbit control engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011343003.7A CN112497102B (en) | 2020-11-25 | 2020-11-25 | Universal overturning device and overturning method for attitude and orbit control engine |
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| Publication Number | Publication Date |
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| CN112497102A CN112497102A (en) | 2021-03-16 |
| CN112497102B true CN112497102B (en) | 2022-08-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011343003.7A Active CN112497102B (en) | 2020-11-25 | 2020-11-25 | Universal overturning device and overturning method for attitude and orbit control engine |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203125362U (en) * | 2013-01-22 | 2013-08-14 | 众泰控股集团有限公司 | Turning tool |
| CN103465238A (en) * | 2013-09-16 | 2013-12-25 | 无锡商业职业技术学院 | Training engine turnover table frame |
| CN103447990B (en) * | 2013-09-27 | 2015-10-28 | 长城汽车股份有限公司 | A kind of workpiece posture automatic regulating apparatus |
| FR3043000B1 (en) * | 2015-10-29 | 2018-04-13 | Safran Aircraft Engines | ENGINE ASSEMBLY PORTIC |
| CN209239854U (en) * | 2018-11-29 | 2019-08-13 | 苏州市永腾精密五金有限公司 | A kind of five metalworking novel clamps |
| CN111843556A (en) * | 2020-08-01 | 2020-10-30 | 嵊州市虚谷自动化机械加工厂 | High stop gear for machining of stability |
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