CN112775227A - Electric thruster air supply pipeline forming device and method - Google Patents
Electric thruster air supply pipeline forming device and method Download PDFInfo
- Publication number
- CN112775227A CN112775227A CN202011482293.3A CN202011482293A CN112775227A CN 112775227 A CN112775227 A CN 112775227A CN 202011482293 A CN202011482293 A CN 202011482293A CN 112775227 A CN112775227 A CN 112775227A
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- China
- Prior art keywords
- air supply
- forming
- supply pipeline
- pipeline
- roller
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000005452 bending Methods 0.000 claims abstract description 8
- 238000001125 extrusion Methods 0.000 claims description 2
- 238000007493 shaping process Methods 0.000 abstract description 14
- 230000008569 process Effects 0.000 abstract description 6
- 238000012797 qualification Methods 0.000 abstract description 4
- 238000007373 indentation Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 239000003380 propellant Substances 0.000 description 4
- 229910052724 xenon Inorganic materials 0.000 description 3
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 3
- 230000004069 differentiation Effects 0.000 description 2
- 244000309464 bull Species 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/02—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
- B21D7/024—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment by a swinging forming member
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention discloses a device and a method for forming an air supply pipeline of an electric thruster. The air supply pipeline is fixed in the bottom plate, flexible forming and shaping of the air supply pipeline are realized in a mode of repeated reciprocating operation after the air supply pipeline is clamped by the forming columns and the rollers, no indentation is generated, the appearance is not influenced, the operation is convenient, all bending forming can be completed by one-time installation, accurate forming of the air supply pipeline under different spatial scales can be realized by adjusting the structural form of the bottom plate, the forming qualification rate and the forming efficiency of the air supply pipeline are improved, and the safety and the reliability of the forming operation process of the air supply pipeline are effectively guaranteed.
Description
Technical Field
The invention relates to the technical field of air supply pipeline layout, in particular to a device and a method for forming an air supply pipeline of an electric thruster.
Background
The electric thruster is a product which utilizes electric energy to ionize and accelerate propellant xenon and lead out the propellant xenon to form high-speed jet flow so as to generate thrust, and the propellant xenon is stored by an electric propulsion system from an air supply pipeline and is led into a discharge chamber of the electric thruster by a unit. The inside of the electric thruster is restricted by the integral structure and functions, and the air supply pipeline needs to be arranged in a special structural form and trend so as to realize safe and reliable air supply. Aiming at the special structural form and trend of the air supply pipeline, the hard metal tools such as pliers, wrenches and the like are generally used for correcting and adjusting in real time in the assembling process of the electric thruster according to the internal space structural layout form until the structural form and the trend of the air supply pipeline meet the requirements. The air supply pipeline forming operation based on the method can cause the pipeline to have a plurality of bending and twisting positions, the appearance of the pipeline has obvious scratches, the pipeline is inevitably damaged by manual real-time forming, and the pipeline material is fatigued due to frequent bending forming, so that the hidden danger of propellant leakage is brought. In order to realize the long service life and high reliability of the on-orbit flight of the electric thruster, the forming mode of the air supply pipeline needs to be optimized and improved.
Disclosure of Invention
In view of the above, the invention provides a device and a method for forming an air supply pipeline of an electric thruster, wherein the air supply pipeline is fixed in a bottom plate, flexible forming and shaping of the air supply pipeline are realized in a mode of repeated reciprocating operation after clamping of a forming column and a roller, no indentation is generated, the appearance is not influenced, the operation is convenient, all bending forming can be completed by one-time installation, accurate forming of the air supply pipeline under different spatial scales can be realized by adjusting the structural form of the bottom plate, the forming qualification rate and the forming efficiency of the air supply pipeline are improved, and the safety and the reliability of the forming operation process of the air supply pipeline are effectively guaranteed.
The invention relates to a forming device of an air supply pipeline of an electric thruster, which comprises: the device comprises a bottom plate, a pipeline pipe clamp, a forming column, a roller, a supporting shaft and a rotating rod; the pipeline pipe clamp is arranged on the bottom plate and used for fixing one end of an air supply pipeline; the forming column is arranged on the bottom plate and is arranged at the bent part of the air supply pipeline; a groove matched with the air supply pipeline is arranged on the side surface of the forming column; the roller is arranged on the rotating rod through a supporting shaft; one end of the rotating rod is sleeved on the forming column and rotates by taking the forming column as a circle center; the common plane of the axes of the roller, the supporting shaft and the forming column is vertical to the air supply pipeline; the air supply line is clamped between the rollers and the side surfaces of the forming column.
Preferably, the diameter of the forming column is determined according to the required bending radius of the gas supply pipeline.
Preferably, the forming column is partially cut away while ensuring that the air supply pipeline can be formed normally.
Preferably, the support shaft is installed on the rotating rod in a threaded connection mode.
The invention also provides a method for forming the air supply pipeline of the electric thruster, which adopts the device to form the pipeline and comprises the following steps:
fixing one end of an air supply pipeline on a pipeline pipe clamp, and freely extending the other end of the air supply pipeline; placing the air supply pipeline in a groove on the side surface of the forming column; one end of a rotating rod provided with a roller is arranged on the forming column, and the side surface of the roller is abutted against an air supply pipeline on the forming column; rotating the rotating rod around the forming column, and forming the air supply pipeline along the side surface of the roller under the extrusion of the roller; and finally, the rotating rod and the supporting shaft provided with the roller are detached, the state of the forming column is kept unchanged, and the forming of the air supply pipeline at the next specified position is carried out.
Has the advantages that:
the forming device for the air supply pipeline of the electric thruster is compact in structure and convenient to operate, and solves the technical problems that the bending radius is not controllable, the structure is easy to damage, the yield is low and the efficiency is poor in the forming process of the air supply pipeline.
Drawings
Fig. 1 shows the forming device of the air supply pipeline of the electric thruster after the forming of the air supply pipeline is completed.
FIG. 2 is a cross-sectional view of an air supply line forming device of an electric thruster in air supply line forming.
The device comprises a base plate 1, a pipeline pipe clamp 2, a forming column 3, a roller 4, a support shaft 5 and a rotating rod 6.
Detailed Description
The invention is described in detail below by way of example with reference to the accompanying drawings.
The invention provides a forming device for an air supply pipeline of an electric thruster, which comprises the following components in parts by weight as shown in figures 1 and 2: the device comprises a bottom plate 1, a pipeline pipe clamp 2, a forming column 3, a roller 4, a support shaft 5 and a rotating rod 6; the pipeline pipe clamp 2 is arranged on the bottom plate 1 and used for fixing one end of an air supply pipeline; the forming column 3 is arranged on the bottom plate 1 and is arranged at the bent part of the air supply pipeline; a groove matched with the air supply pipeline is arranged on the side surface of the forming column 3; the roller 4 is arranged on the rotating rod 6 through a supporting shaft 5; one end of the rotating rod 6 is sleeved on the forming column 3 and rotates by taking the forming column 3 as the center of a circle; the common plane of the axes of the roller 4, the supporting shaft 5 and the forming column 3 is vertical to the air supply pipeline; the air supply line is clamped between the rollers 4 and the side surfaces of the forming column 3.
When the air supply pipeline of the electric thruster needs to be molded, the pipeline is firstly fixed at the joint part, so that the fixed pipeline cannot freely move in the axial direction and the radial direction of the structure; then, the forming column is arranged in a bottom plate hole position near the part of the air supply pipeline to be formed and is fastened, the air supply pipeline is arranged in a pipe groove of the forming column, and the whole pipeline is in a free extension state; then the roller is arranged in the supporting shaft, the air supply pipeline in a free extension state is arranged at the position of the roller pipe clamp, the supporting shaft with the roller is gradually close to the roller, and the common plane of the axes of the supporting shaft and the roller and the axis of the air supply pipeline are ensured to be approximately vertical; secondly, sleeving the rotating rod into the supporting shaft and the forming column along corresponding hole positions, pre-tightening the supporting shaft, and pre-tightening to ensure that the supporting column does not fall off and the roller can rotate easily; then, under the condition of pressing the forming column, holding the rotating rod by hand, slowly rotating the rotating rod to a specified angle, and sequentially reciprocating for a plurality of times until the gas supply pipeline does not rebound any more; and finally, the rotating rod and the supporting shaft provided with the roller are detached, the state of the forming column is kept unchanged, and the forming of the air supply pipeline at the next specified position is carried out.
The air supply pipeline forming device is characterized in that the air supply pipeline is fixed in the bottom plate, flexible forming of the air supply pipeline is achieved in a mode of repeated reciprocating operation after the forming columns and the roller are clamped, no indentation is generated, the appearance is not affected, the operation is convenient, all bending forming can be completed in one-time installation, accurate forming of the air supply pipeline under different spatial scales can be achieved through adjusting the structural form of the bottom plate, the forming qualification rate and the forming efficiency of the air supply pipeline are improved, and the safety and the reliability of the forming operation process of the air supply pipeline are effectively guaranteed.
For satisfying the required radius of curvature's of gas supply line shaping demand, the shaping post can only adjust its self diameter size according to the thickness variation condition of pipeline to realize the high-efficient shaping under the differentiation pipeline diameter state, the shaping post has good structure matching nature.
The space overall arrangement state after the shaping of air supply line can be according to the shaping post, under the condition of guaranteeing that can normal shaping and pipeline bend radius satisfy the demand, adjusts its self structure, if excision 1/4 structure, 1/2 structure or other to satisfy the accurate shaping demand under the differentiation space overall arrangement state of air supply line, the shaping post has good structure adaptability.
The supporting shaft with the roller is installed on the rotating rod in a threaded connection mode, and can be disassembled after the forming is finished, so that the whole structure is simple, and the operation is convenient.
Need press the shaping post among the air supply line forming process, slowly rotate the bull stick to reciprocate in proper order and carry out many times, reach the shaping requirement and do not take place to kick-back until the air supply line trend, the structure focus is stable among the pipeline shaping operation, and one-time qualification rate is high, maneuverability is strong.
In summary, the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides an electric thruster air supply line forming device which characterized in that includes: the device comprises a bottom plate (1), a pipeline pipe clamp (2), a forming column (3), a roller (4), a support shaft (5) and a rotating rod (6); the pipeline pipe clamp (2) is arranged on the bottom plate (1) and used for fixing one end of an air supply pipeline; the forming column (3) is arranged on the bottom plate (1) and is arranged at the bent part of the air supply pipeline; a groove matched with the air supply pipeline is arranged on the side surface of the forming column (3); the roller (4) is arranged on the rotating rod (6) through a supporting shaft (5); one end of the rotating rod (6) is sleeved on the forming column (3) and rotates by taking the forming column (3) as the center of a circle; the common plane of the axes of the roller (4), the support shaft (5) and the forming column (3) is vertical to the air supply pipeline; the air supply line is clamped between the rollers (4) and the side surfaces of the forming column (3).
2. The device according to claim 1, characterized in that the diameter of the forming column (2) is determined according to the desired bending radius of the gas supply duct.
3. The apparatus as claimed in claim 1, characterised in that the forming column (2) is partially cut away while ensuring that the gas supply line can be formed correctly.
4. The device according to claim 1, characterized in that the support shaft (5) is mounted on the rotating bar (5) by means of a screw connection.
5. A method for forming an air supply pipeline of an electric thruster, which is characterized in that the device as claimed in any one of claims 1 to 4 is used for forming the pipeline, and comprises the following steps:
one end of an air supply pipeline is fixed on the pipeline pipe clamp (2), and the other end of the air supply pipeline extends freely; placing the air supply pipeline in a groove on the side surface of the forming column (3); one end of a rotating rod (6) provided with a roller (4) is arranged on the forming column (3), and the side surface of the roller (4) is abutted against an air supply pipeline on the forming column (3); rotating the rotating rod (4) around the forming column (3), and forming the air supply pipeline along the side surface of the roller (4) under the extrusion of the roller (4); and finally, the rotating rod and the supporting shaft provided with the roller are detached, the state of the forming column is kept unchanged, and the forming of the air supply pipeline at the next specified position is carried out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011482293.3A CN112775227A (en) | 2020-12-15 | 2020-12-15 | Electric thruster air supply pipeline forming device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011482293.3A CN112775227A (en) | 2020-12-15 | 2020-12-15 | Electric thruster air supply pipeline forming device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112775227A true CN112775227A (en) | 2021-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011482293.3A Pending CN112775227A (en) | 2020-12-15 | 2020-12-15 | Electric thruster air supply pipeline forming device and method |
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| Country | Link |
|---|---|
| CN (1) | CN112775227A (en) |
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| JP2003136146A (en) * | 2001-11-02 | 2003-05-14 | Hitachi Koki Co Ltd | Electric bending tool |
| JP2003290836A (en) * | 2002-04-04 | 2003-10-14 | Hoshi Kogyo Kk | Instrument for bending bar-like partition material and bending method using the same |
| CN101028635A (en) * | 2006-12-18 | 2007-09-05 | 上海耀皮工程玻璃有限公司 | Stainless-steel pipe bending machine for producing hollow glass |
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Application publication date: 20210511 |
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