CN108045604B - Pneumatic follow-up device of connector - Google Patents
Pneumatic follow-up device of connector Download PDFInfo
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- CN108045604B CN108045604B CN201711287555.9A CN201711287555A CN108045604B CN 108045604 B CN108045604 B CN 108045604B CN 201711287555 A CN201711287555 A CN 201711287555A CN 108045604 B CN108045604 B CN 108045604B
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- cylinder
- pulley block
- connector
- bearing
- fixed pulley
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64G—COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
- B64G5/00—Ground equipment for vehicles, e.g. starting towers, fuelling arrangements
Abstract
The invention relates to a pneumatic follow-up device of a connector, which comprises a rack, a connecting rod mechanism, a cylinder assembly and a guide mechanism: the rack is provided with a first cylinder, a movable pulley block, a fixed pulley block and a steel wire rope, the movable pulley block is connected with the output end of the first cylinder, and the steel wire rope is connected with a connecting rod mechanism after bypassing the movable pulley block and the fixed pulley block; the rack is also provided with a guide rail, the guide rail is movably provided with a bearing, one end of the connecting rod mechanism is connected with the bearing, and the other end of the connecting rod mechanism is movably connected with the guide mechanism; one end of the air cylinder component is connected with the bearing, and the other end of the air cylinder component is connected with the guide mechanism; the guide mechanism is connected with the connector; the connector is rocked along with the rocket body after being butted with the upper interface of the rocket, and the guide mechanism can rock along with the connector. The device has the advantages of small mass, simple structure and convenient operation, can realize the automatic butt joint of the connector and the rocket upper interface, the connector is rocked along with the rocket body and follows up, and the rocket upper interface is not damaged by additional dragging force generated on the rocket body.
Description
Technical Field
The invention relates to the technical field of connector follow-up, in particular to a pneumatic follow-up device of a connector.
Background
In the rocket filling and gas distribution process, the rocket body can slightly shake in an indefinite direction and fill and sink due to the influence of external force such as wind and the like, and a connector follow-up device is required to be configured in order to reduce the drag force of the connector on the rocket interface in the rocket body shaking or sinking process. At present, in a certain new generation rocket, a connector follow-up device in a counterweight mode is adopted to balance the weight of the adding and releasing connector and the pipeline thereof and shake along with the rocket body, so that the stress of the rocket body can be effectively reduced, and the rocket interface is protected. However, the following mechanism has the disadvantages of large mass, complex installation and complex operation of adjusting the magnitude of the output balance force.
Disclosure of Invention
The invention aims to provide a pneumatic follow-up device of a connector, which aims to solve the technical problems of large mass, complex installation, complex adjustment operation of output balance force and the like of the conventional follow-up mechanism.
In order to solve the problems, the invention provides a pneumatic follow-up device of a connector, which comprises a frame, a link mechanism, a cylinder assembly and a guide mechanism:
the rack is provided with a first air cylinder, a movable pulley block, a fixed pulley block and a steel wire rope, the movable pulley block is connected with the output end of the first air cylinder, and the steel wire rope bypasses the movable pulley block and the fixed pulley block and then is connected with the connecting rod mechanism;
the rack is also provided with a guide rail, the guide rail is movably provided with a bearing, one end of the connecting rod mechanism is connected with the bearing, and the other end of the connecting rod mechanism is movably connected with the guide mechanism; one end of the air cylinder assembly is connected with the bearing, the other end of the air cylinder assembly is connected with the guide mechanism, and the air cylinder assembly can drive the connecting rod mechanism and the guide mechanism to move;
the guide mechanism is connected with the connector;
the connector rocks along with the rocket body after interface butt joint on with the rocket arrow, guiding mechanism can follow the connector rocks, wire rope can wind the running block, the standing block freely slides, the bearing can slide on the guide rail, link mechanism and cylinder subassembly can follow the bearing slides.
According to the pneumatic follow-up device of the connector in the preferred embodiment of the application, the first cylinder is fixed below the frame, the fixed pulley block is fixed above the frame, and the movable pulley block is movable between the first cylinder and the fixed pulley block.
According to the pneumatic follow-up device of connector of the preferred embodiment of the present application, the fixed pulley set includes the first fixed pulley set and the second fixed pulley, the first fixed pulley set is located above the movable pulley set, the second fixed pulley is located outside the first fixed pulley set and above the link mechanism, and the steel wire rope can freely slide around the movable pulley set, the first fixed pulley set and the second fixed pulley.
According to the pneumatic follow-up device of the connector in the preferred embodiment of the application, the link mechanism comprises a first rod piece, a second rod piece, a third rod piece, a fourth rod piece and a lifting lug which are connected in sequence in a rotating mode, the first rod piece is fixedly connected with the bearing, and the lifting lug is movably connected with the guide mechanism.
According to the pneumatic follow-up device of connector of this application preferred embodiment, first member pass through the bolt with the bearing is connected, first member, second member, third member, fourth rod member loop through the round pin axle and rotate the connection, the upper end of lug through rolling bearing with fourth rod member rotates and is connected, the lower extreme through round pin axle with guiding mechanism rotates and is connected.
According to the pneumatic follow-up device of the connector in the preferred embodiment of the application, the first rod is provided with a fixing ring, and the free end of the steel wire rope is fixed on the fixing ring.
According to the pneumatic connector follow-up device, the air cylinder assembly comprises a first connecting plate, a plurality of air cylinders and a second connecting plate, one ends of the air cylinders are movably connected with the first connecting plate, the other ends of the air cylinders are movably connected with the second connecting plate, the first connecting plate is fixedly connected with the bearing, and the second connecting plate is fixedly connected with the guide mechanism.
According to the pneumatic follow-up device of the connector in the preferred embodiment of the application, the plurality of cylinders comprise a second cylinder, a third cylinder, a fourth cylinder and a fifth cylinder, one end of each of the second cylinder and the third cylinder is rotatably connected with the first connecting plate through a pin shaft, and the other end of each of the second cylinder and the third cylinder is connected with the second connecting plate through a universal joint; and two ends of the fourth cylinder and two ends of the fifth cylinder are respectively connected with the first connecting plate and the second connecting plate through universal joints.
According to the pneumatic follow-up device of the connector, in the preferred embodiment of the application, the bearing is a rolling linear ball bearing.
Compared with the prior art, the invention has the following technical effects:
the invention provides a pneumatic follow-up device of a connector, which has the advantages of small mass, simple structure and convenient operation, and can realize the automatic butt joint of the connector and an upper interface of a rocket, the connector follows up along with the shaking of a rocket body, and the upper interface of the rocket is not damaged by additional dragging force generated on the rocket body.
Drawings
FIG. 1 is a schematic structural view of a pneumatic servo device of a connector according to the present invention;
FIG. 2 is a schematic structural view of a link mechanism according to the present invention;
FIG. 3 is a schematic view of a cylinder assembly according to the present invention.
Detailed Description
The following detailed description is made with reference to the accompanying drawings, which illustrate an embodiment.
Referring to fig. 1, a pneumatic connector following device includes a frame 1, a link mechanism 9, a cylinder assembly 11, and a guide mechanism 10:
the frame 1 is provided with a first cylinder 2, a movable pulley block 3, a fixed pulley block and a steel wire rope 7, the movable pulley block 3 is connected with the output end of the first cylinder 2, and the steel wire rope 7 is connected with the connecting rod mechanism 9 after bypassing the movable pulley block 3 and the fixed pulley block; the fixed pulley block comprises a first fixed pulley block 4 and a second fixed pulley 5, the first fixed pulley block 4 is positioned above the movable pulley block 3, the second fixed pulley 5 is positioned on the outer side of the first fixed pulley block 4 and above the connecting rod mechanism 9, and the steel wire rope 7 can freely slide around the movable pulley block 3, the first fixed pulley block 4 and the second fixed pulley 5;
the rack 1 is also provided with a guide rail 6, the guide rail 6 is movably provided with a bearing 8, one end of the connecting rod mechanism 9 is connected with the bearing 8, and the other end of the connecting rod mechanism is movably connected with the guide mechanism 10; one end of the cylinder assembly 11 is connected with the bearing 8, the other end of the cylinder assembly 11 is connected with the guide mechanism 10, and the cylinder assembly 11 can drive the connecting rod mechanism 9 and the guide mechanism 10 to move;
the guide mechanism 10 is connected with a connector 12;
In the present invention, the output tension of the first cylinder 2 balances out the weight of the coupler 12 and its piping.
In the present embodiment, the bearing 8 is preferably a rolling linear ball bearing, but the present invention is not limited thereto.
In this embodiment, the first cylinder 2 is fixed below the frame 1, the fixed pulley block is fixed above the frame 1, and the movable pulley block 3 is movable between the first cylinder 2 and the fixed pulley block.
Referring to fig. 2, the link mechanism 9 includes a first rod 91, a second rod 92, a third rod 93, a fourth rod 94 and a lifting lug 95, which are rotatably connected in sequence, the first rod 91 is fixedly connected with the bearing 8, and the lifting lug 95 is movably connected with the guide mechanism 10. Specifically, the first rod 91 is connected with the bearing 8 through a bolt, the first rod 91, the second rod 92, the third rod 93 and the fourth rod 94 are sequentially connected through a pin shaft in a rotating manner, the upper end of the lifting lug 95 is connected with the fourth rod 94 through the rotating bearing 8 in a rotating manner, and the lower end of the lifting lug is connected with the guide mechanism 10 through a pin shaft in a rotating manner.
In this embodiment, a fixing ring 96 is provided on the first rod 91, and the free end of the wire rope 7 is fixed to the fixing ring 96.
Referring to fig. 3, in the present embodiment, the cylinder assembly 11 includes a first connecting plate 111, a plurality of cylinders, and a second connecting plate 114, one end of each of the plurality of cylinders is movably connected to the first connecting plate 111, the other end of each of the plurality of cylinders is movably connected to the second connecting plate 114, the first connecting plate 111 is fixedly connected to the bearing 8, and the second connecting plate 114 is fixedly connected to the guiding mechanism 10.
The number of the cylinders is not limited, in this embodiment, the plurality of cylinders include a second cylinder 112, a third cylinder 116, a fourth cylinder 113 and a fifth cylinder 115, one end of the second cylinder 112 and one end of the third cylinder 116 are respectively rotatably connected with the first connecting plate 111 through a pin shaft, and the other end of the second cylinder 112 and the other end of the third cylinder 116 are respectively connected with the second connecting plate 114 through a universal joint; both ends of the fourth cylinder 113 and the fifth cylinder 115 are connected to the first connecting plate 111 and the second connecting plate 114 through universal joints, respectively.
In this embodiment, the output direction of the first cylinder 2 is parallel to the guide rail 6, and when the pneumatic servo device of the connector 12 is not operated, the output direction of the first cylinder 2 is perpendicular to the output direction of the cylinder in the cylinder assembly 11, for example, the output direction of the first cylinder 2 is the longitudinal direction, and the output direction of the cylinder in the cylinder assembly 11 is the transverse direction.
The specific working process of the pneumatic follow-up device of the connector comprises the following steps:
fixedly connecting a connector 12 with the guide mechanism 10 through a bolt, supplying gas to the first cylinder 2, adjusting the connector 12 to a corresponding height, and enabling the first cylinder 2 to output tension to balance the weight of the connector 12 and a pipeline thereof; then, the second air cylinder 112, the third air cylinder 116, the fourth air cylinder 113 and the fifth air cylinder 115 are supplied with air in a forward direction, the air cylinder assembly 11 drives the link mechanism 9 and the guide mechanism 10 to move forward, and the connector 12 is in butt joint with an upper interface of an arrow under the guidance of the guide mechanism 10. Connector 12 and arrow go up interface locking back, the second cylinder 112 the third cylinder 116 the fourth cylinder 113 the deflation of fifth cylinder 115, second cylinder 112 the third cylinder 116 the fourth cylinder 113 the fifth cylinder 115 is in free state, and in filling or air feed process, connector 12 is followed the arrow body and is rocked or sink. After the connector 12 and the arrow joint fall off, the second cylinder 112, the third cylinder 116, the fourth cylinder 113 and the fifth cylinder 115 are supplied with air reversely, and the cylinder assembly 11 drives the link mechanism 9, the guide mechanism 10 and the connector 12 to move backwards, so that the connector 12 is prevented from impacting the arrow body.
The connector can be automatically butted with the rocket upper interface through the connector pneumatic follow-up device, the connector is moved along with the rocket body to follow up, and the rocket upper interface is not damaged due to extra traction force generated on the rocket body.
The disclosure above is only one specific embodiment of the present application, but the present application is not limited thereto, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present application.
Claims (3)
1. The pneumatic connector follow-up device is characterized by comprising a rack, a connecting rod mechanism, a cylinder assembly and a guide mechanism:
the rack is provided with a first air cylinder, a movable pulley block, a fixed pulley block and a steel wire rope, the movable pulley block is connected with the output end of the first air cylinder, and the steel wire rope bypasses the movable pulley block and the fixed pulley block and then is connected with the connecting rod mechanism;
the rack is also provided with a guide rail, the guide rail is movably provided with a bearing, one end of the connecting rod mechanism is connected with the bearing, and the other end of the connecting rod mechanism is movably connected with the guide mechanism; one end of the air cylinder assembly is connected with the bearing, the other end of the air cylinder assembly is connected with the guide mechanism, and the air cylinder assembly can drive the connecting rod mechanism and the guide mechanism to move;
the guide mechanism is connected with the connector;
the connector is butted with an upper interface of a rocket body and then swings with the rocket body, the guide mechanism can swing along with the connector, the steel wire rope can freely slide around the movable pulley block and the fixed pulley block, the bearing can slide on the guide rail, and the connecting rod mechanism and the cylinder assembly can slide along with the bearing;
the first cylinder is fixed below the rack, the fixed pulley block is fixed above the rack, and the movable pulley block is movable between the first cylinder and the fixed pulley block;
the fixed pulley block comprises a first fixed pulley block and a second fixed pulley, the first fixed pulley block is positioned above the movable pulley block, the second fixed pulley block is positioned on the outer side of the first fixed pulley block and above the connecting rod mechanism, and the steel wire rope can freely slide around the movable pulley block, the first fixed pulley block and the second fixed pulley block;
the connecting rod mechanism comprises a first rod piece, a second rod piece, a third rod piece, a fourth rod piece and a lifting lug which are sequentially connected in a rotating manner, the first rod piece is fixedly connected with the bearing, and the lifting lug is movably connected with the guide mechanism;
the first rod piece is connected with the bearing through a bolt, the first rod piece, the second rod piece, the third rod piece and the fourth rod piece are sequentially and rotatably connected through a pin shaft, the upper end of the lifting lug is rotatably connected with the fourth rod piece through a rotating bearing, and the lower end of the lifting lug is rotatably connected with the guide mechanism through a pin shaft;
the air cylinder assembly comprises a first connecting plate, a plurality of air cylinders and a second connecting plate, one ends of the air cylinders are movably connected with the first connecting plate, the other ends of the air cylinders are movably connected with the second connecting plate, the first connecting plate is fixedly connected with the bearing, and the second connecting plate is fixedly connected with the guide mechanism;
the plurality of cylinders comprise a second cylinder, a third cylinder, a fourth cylinder and a fifth cylinder, one end of each of the second cylinder and the third cylinder is rotatably connected with the first connecting plate through a pin shaft, and the other end of each of the second cylinder and the third cylinder is connected with the second connecting plate through a universal joint; and two ends of the fourth cylinder and two ends of the fifth cylinder are respectively connected with the first connecting plate and the second connecting plate through universal joints.
2. A pneumatic connector actuating device according to claim 1, wherein a fixing ring is provided on said first pin, and a free end of said wire rope is fixed to said fixing ring.
3. A pneumatic connector follower as defined in claim 1 wherein said bearing is a rolling linear ball bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711287555.9A CN108045604B (en) | 2017-12-07 | 2017-12-07 | Pneumatic follow-up device of connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711287555.9A CN108045604B (en) | 2017-12-07 | 2017-12-07 | Pneumatic follow-up device of connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108045604A CN108045604A (en) | 2018-05-18 |
| CN108045604B true CN108045604B (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711287555.9A Active CN108045604B (en) | 2017-12-07 | 2017-12-07 | Pneumatic follow-up device of connector |
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| Country | Link |
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| CN (1) | CN108045604B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113022900A (en) * | 2021-02-25 | 2021-06-25 | 上海交通大学 | Automatic filling robot structure of carrier rocket |
| CN114872939B (en) * | 2022-04-20 | 2023-04-18 | 北京航天试验技术研究所 | Support frame for filling hose of liquid rocket |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2580038B1 (en) * | 1985-04-04 | 1987-06-19 | Centre Nat Etd Spatiales | |
| KR100312635B1 (en) * | 1999-09-28 | 2001-11-03 | 곽영진 | A stereo working device |
| CN101813129B (en) * | 2010-05-07 | 2011-12-28 | 浙江工业大学 | Three-dimensional air-floation follow-up device |
| CN103511459B (en) * | 2013-10-18 | 2015-12-23 | 浙江工业大学 | A kind of three-dimensional follow-up constant force erecting by overhang |
| CN104696107B (en) * | 2013-12-10 | 2017-02-15 | 上海宇航系统工程研究所 | Follow-up device for loading-unloading connector |
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| CN108045604A (en) | 2018-05-18 |
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