CN118663811A - Communication satellite ultra-high power cable bending forming tool and forming method - Google Patents
Communication satellite ultra-high power cable bending forming tool and forming method Download PDFInfo
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- CN118663811A CN118663811A CN202410907557.7A CN202410907557A CN118663811A CN 118663811 A CN118663811 A CN 118663811A CN 202410907557 A CN202410907557 A CN 202410907557A CN 118663811 A CN118663811 A CN 118663811A
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- 238000005452 bending Methods 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000004891 communication Methods 0.000 title abstract description 13
- 230000000149 penetrating effect Effects 0.000 claims abstract description 5
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000000465 moulding Methods 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The invention provides a communication satellite ultra-high power cable bending forming tool and a forming method, wherein the tool comprises a pulley, a locking block, a sliding block and a sliding hole plate; an outer ring of the pulley is provided with an inward concave ring groove, and a through hole is formed in the center of the pulley; one end of the sliding hole plate is provided with a through hole, and the pulley is connected with the sliding hole plate through a rotating shaft passing through the two through holes; the locking blocks and the sliding blocks are positioned on two sides of the sliding hole plate, long holes are formed in the sliding hole plate along the length direction, the locking blocks are connected with the sliding blocks through threaded connecting pieces penetrating through the long holes, and the locking blocks can drive the sliding blocks to move along the long holes; the cable is put into the concave ring groove of the pulley, the locking block drives the sliding block to move and adjust along the long hole to lock and position the cable, the position of the pulley is kept unchanged after locking, and the sliding hole plate is rotated to complete bending molding of the cable. The forming tool and the forming method can easily and quickly complete the bending forming work of the ultra-high power cable, and improve the working efficiency of a user.
Description
Technical Field
The invention belongs to the technical field of cable forming, and particularly relates to a bending forming tool and a forming method for a communication satellite super-power cable (with the diameter more than or equal to 10mm, such as 12.3 mm), which are used for super-power cable laying operation on spacecraft products such as space antennas, satellites and airships.
Background
With the development of aerospace technology, the development of satellite models continues to innovate, and the spatial layout of stand-alone devices, cable harnesses and waveguide assemblies can present a dense arrangement for loading more payloads. In the general assembly and test work of a satellite, the radio frequency connector is often required to be screwed or unscrewed for disassembly, but the internal structure of the spacecraft is complex, the left operation space is very narrow, and in order to ensure the stability and reliability of the whole system of the spacecraft, the ultra-high power cable installed on the satellite load cabin is required to be bent and molded according to the process specification during molding and wiring; however, the effective load densely arranged in the satellite load cabin increases the operation difficulty and reduces the operation efficiency when the operation personnel skilled in the technology bend manually when the operation of installing and wiring the ultra-large power cable is performed according to the process specification, and the stability and the reliability of the spacecraft product are restricted to be influenced, so that great inconvenience is brought to the final assembly operation.
At present, aiming at the bending forming of an ultra-high power cable during wiring, when the operation space of a satellite load cabin is densely and narrowly arranged, operators are required to have certain skills, a space suitable for operation is found, then the operation is carried out, and as the ultra-high power cable is tightly controlled in the assembly link on the cabin, the problem of micro-discharge effect is easily generated, and other radio frequency connectors or waveguide components cannot be damaged in the operation process, so that the electric performance of other products is not influenced.
On the basis of guaranteeing product performance and reliability, in order to improve the assembly efficiency, reduce the operation degree of difficulty, satisfy the total assembly task demand of growing model, it is necessary to study the frock of carrying out bending to the super power cable subassembly that sets up on the spacecraft load cabin, guarantees super power cable subassembly and connects safe and reliable.
Disclosure of Invention
In order to overcome the defects in the prior art, the inventor performs intensive research and provides a bending forming tool and a forming method for an ultra-high power cable of a communication satellite, which ensure the performance and reliability of the product, improve the assembly efficiency and reduce the operation difficulty.
The technical scheme provided by the invention is as follows:
in a first aspect, a communication satellite ultra-high power cable bending tool comprises a pulley, a locking block, a sliding block and a sliding hole plate;
an outer ring of the pulley is provided with an inward concave ring groove, and a through hole is formed in the center of the pulley; one end of the sliding hole plate is provided with a through hole, and the pulley is connected with the sliding hole plate through a rotating shaft passing through the two through holes;
The locking blocks and the sliding blocks are positioned on two sides of the sliding hole plate, long holes are formed in the sliding hole plate along the length direction, the locking blocks are connected with the sliding blocks through threaded connecting pieces penetrating through the long holes, and the locking blocks can drive the sliding blocks to move along the long holes;
the cable is put into the concave ring groove of the pulley, the locking block drives the sliding block to move and adjust along the long hole to lock and position the cable, the position of the pulley is kept unchanged after locking, and the sliding hole plate is rotated to enable the cable to be bent and formed along the concave ring groove of the pulley.
In a second aspect, a method for bending and forming a communication satellite ultra-high power cable includes: the cable is put into the concave ring groove of the pulley (1), the locking block drives the sliding block to move and adjust along the long hole, the cable is locked and positioned, the position of the pulley is kept unchanged after locking, and the sliding hole plate is rotated, so that the cable is bent and formed along the concave ring groove of the pulley.
According to the bending forming tool and the forming method for the communication satellite ultra-high power cable, provided by the invention, the following beneficial effects are achieved:
(1) According to the bending forming tool and the forming method for the ultra-high power cable of the communication satellite, provided by the invention, the surface roughness of the concave ring groove of the pulley is smaller, the edge of the concave ring groove is subjected to rounding treatment, and the cable body of the cable can be effectively prevented from being scratched in the operation process; according to the radius design of the pulley, the damage of the cable inner core is avoided when the cable is bent and formed, the cable port is accurately butted with the port of the single-machine equipment connector, the prevention and control magnitude of tiny surplus materials is improved, and the control magnitude of the cable bending and forming is improved;
(2) According to the bending forming tool and the forming method for the communication satellite ultra-high power cable, the long hole is formed in the sliding hole plate along the length direction, the locking block is connected with the sliding block through the threaded connecting piece penetrating through the long hole, and the locking block can drive the sliding block to move along the long hole to adjust according to the diameter of the cable; the pulley can be adjusted according to the diameter of the cable, so that the applicability of the tool is improved;
(3) According to the bending forming tool and the forming method for the ultra-high power cable of the communication satellite, the cable is placed in the concave ring groove of the pulley during operation, the locking block drives the sliding block to move and adjust along the long hole, the cable is locked and positioned, the pulley position is maintained unchanged after locking, the sliding hole plate is rotated, the cable is bent and formed along the concave ring groove of the pulley, the bending angle of the ultra-high power cable is determined according to the actual laying path of the cable on the load cabin, the forming tool is simple and flexible to operate, the micro-discharge effect is effectively avoided, the operation risk is reduced, and the requirement of the ultra-high power cable laying operation on the load cabin is facilitated to be completed. The forming tool and the forming method can achieve easy and rapid completion of the bending forming work of the ultra-high power cable, improve the working efficiency of a user, and are simple in structure and operation.
Drawings
FIG. 1 is a front view of a cable bending tooling;
FIG. 2 is a side view of a cable bend forming tooling;
Fig. 3 is a cross-sectional view of the locking block.
Detailed Description
The features and advantages of the present invention will become more apparent and clear from the following detailed description of the invention.
The word "exemplary" is used herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments.
As shown in fig. 1 and 2, a bending and forming tool for a communication satellite ultra-high power cable includes: comprises a pulley 1, a locking block 2, a sliding block 3 and a sliding hole plate 4; the outer ring of the pulley 1 is provided with an inward concave ring groove, the center of the pulley 1 is provided with a through hole, one end of the pulley plate 4 is provided with a through hole, and the pulley 1 is connected with the pulley plate 4 through a rotating shaft passing through the two through holes; the locking block 2 and the sliding block 3 are positioned at two sides of the sliding hole plate 4, a long hole is formed in the sliding hole plate 4 along the length direction, the locking block 2 and the sliding block 3 are connected through a threaded connecting piece (such as a bolt) penetrating through the long hole, and the locking block 2 can drive the sliding block 3 to move along the long hole;
During operation, the ultra-large power cable is placed in the concave ring groove of the pulley 1, the locking block 2 drives the sliding block 3 to move and adjust along the long hole, locking and positioning of the ultra-large power cable are completed, the position of the pulley 1 is maintained unchanged after locking, the sliding plate 4 is rotated, and bending forming operation of the ultra-large power cable is completed.
In a preferred embodiment, the radius of curvature of the concave ring groove provided on the outer ring of the pulley 1 is not smaller than the radius of the cable to be bent. The surface roughness of the concave ring groove of the pulley 1 is smaller, the edge of the concave ring groove is rounded, and the cable body of the cable can be effectively prevented from being scratched in the operation process.
Aiming at cables with different diameters, the radius of the pulley 1 is different, the radius of the pulley 1 is 10-12 times of the diameter of the cable, if the radius of the pulley is too small, the cable is easy to damage an inner core of the cable during bending molding, and if the radius of the pulley is too large, the cable is not easy to bend and mold for a larger angle; in the range, the cable is not easy to damage and can be efficiently molded at a required angle, so that the cable port and the single machine equipment connector port are accurately butted, the tiny surplus prevention and control level (if the cable cannot be accurately aligned, the tiny surplus is easily generated when the battery core is screwed up during the butting) is improved, and the control level of cable bending molding is improved.
In a preferred embodiment, the center of the locking block 2 is provided with a threaded hole, the sliding block 3 is provided with a through hole, the threaded connecting piece is inserted into the threaded hole of the locking block 2 from one side of the sliding block 3, and the locking and releasing of the cable are completed by screwing the threaded connecting piece and/or the locking block.
In a preferred embodiment, the locking block 2 has a circular truncated cone structure with unequal diameters, the small end faces the slide hole plate, and the large end is convenient to be screwed by hand. Further, the large end peripheral surface of the lock block 2 is knurled, and the grip is improved by friction, see fig. 3.
In a preferred embodiment, the end surface of the sliding block 3 facing the sliding hole plate 4 is provided with a rectangular groove, and the rectangular groove is parallel to the length direction of the sliding hole plate 4, so that the sliding hole plate 4 is clamped in the rectangular groove, and the locking block, the sliding block and the sliding hole plate are further fastened, so that the threaded connection part of the locking block 2 and the sliding block 3 is loosely connected when the sliding hole plate is held to rotate is avoided.
In a preferred embodiment, the slide plate 4 is an elongated plate.
The application method of the super-power cable bending forming tool comprises the following steps:
The ultra-high power cable is subjected to trial assembly according to a cable molding style, and is laid according to a designed cable laying path; adopting a bending tool to calibrate the power cable, specifically: placing the ultra-large power cable into the concave ring groove of the pulley 1, moving the locking block 2 along the long hole to enable the sliding block 3 to abut against the power cable and lock the power cable, keeping the position of the pulley 1 unchanged, and rotating the sliding hole plate 4 to complete the bending forming operation of the ultra-large power cable; adjusting the distance between the cable and the cable support so that the cable reaches a proper binding position; the nylon adhesive tape is wound on the cable support, the nylon adhesive tape is wound on the cable harness, the retractable type binding tape is used for temporary binding, and no stress is allowed between the cable support and the cable during binding; the method is adopted to adjust the binding distance of the power cable in sequence, and the power cable is bent and molded to a proper binding position by adopting a bending and molding tool, so that the power cable port is accurately butted with the port of the single-machine equipment connector; the ports of the power cables are spliced in sequence and force is measured one by one, so that the laying operation task of the ultra-large power cables is completed.
The cable bending and forming tool is suitable for bending and forming of communication satellite ultra-high power cables, and is also suitable for bending and forming of common cables.
The invention has been described in detail in connection with the specific embodiments and exemplary examples thereof, but such description is not to be construed as limiting the invention. It will be understood by those skilled in the art that various equivalent substitutions, modifications or improvements may be made to the technical solution of the present invention and its embodiments without departing from the spirit and scope of the present invention, and these fall within the scope of the present invention. The scope of the invention is defined by the appended claims.
What is not described in detail in the present specification is a well known technology to those skilled in the art.
Claims (10)
1. The cable bending forming tool is characterized by comprising a pulley (1), a locking block (2), a sliding block (3) and a sliding hole plate (4);
An outer ring of the pulley (1) is provided with an inward concave ring groove, and a through hole is formed in the center of the pulley; one end of the slide hole plate (4) is provided with a through hole, and the pulley (1) is connected with the slide hole plate (4) through a rotating shaft passing through the two through holes;
The locking block (2) and the sliding block (3) are positioned on two sides of the sliding hole plate (4), long holes are formed in the sliding hole plate (4) along the length direction, the locking block (2) is connected with the sliding block (3) through a threaded connecting piece penetrating through the long holes, and the locking block (2) can drive the sliding block (3) to move along the long holes;
The cable is put into the concave ring groove of the pulley (1), the locking block (2) drives the sliding block (3) to move and adjust along the long hole, the cable is locked and positioned, the position of the pulley (1) is kept unchanged after locking, and the sliding hole plate (4) is rotated, so that the cable is bent and formed along the concave ring groove of the pulley.
2. The cable bending tool according to claim 1, wherein the radius of curvature of the concave ring groove provided on the outer ring of the pulley (1) is not smaller than the radius of the cable to be bent.
3. The cable bending tool as claimed in claim 1, wherein the concave ring groove surface of the pulley (1) is smooth and the edges are rounded.
4. Cable bending tooling according to claim 1, characterized in that the radius of the pulley (1) is 10-12 times the cable diameter.
5. The cable bending tool according to claim 1, wherein the center of the locking block (2) is provided with a threaded hole, the sliding block (3) is provided with a through hole, the threaded connecting piece is inserted into the threaded hole of the locking block (2) from one side of the sliding block (3), and locking and releasing of the cable are completed by screwing the threaded connecting piece and/or the locking block.
6. The cable bending tool as claimed in claim 1, wherein the locking block (2) has a circular truncated cone structure with unequal diameters, a small end facing the slide hole plate and a large end for holding.
7. Cable bending tooling according to claim 1, wherein the large end peripheral surface of the locking block (2) is knurled.
8. The cable bending tool as claimed in claim 1, wherein the end face of the sliding block (3) facing the sliding hole plate (4) is provided with a rectangular groove, and the rectangular groove is parallel to the length direction of the sliding hole plate (4) so that the sliding hole plate (4) is clamped in the rectangular groove.
9. Cable bending tooling according to claim 1, wherein the slide plate (4) is a strip plate.
10. A cable bend forming method, characterized in that the cable bend forming tool according to any one of claims 1 to 9 is used, comprising:
The cable is put into the concave ring groove of the pulley (1), the locking block (2) drives the sliding block (3) to move and adjust along the long hole, the cable is locked and positioned, the position of the pulley (1) is kept unchanged after locking, and the sliding hole plate (4) is rotated, so that the cable is bent and formed along the concave ring groove of the pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410907557.7A CN118663811A (en) | 2024-07-08 | 2024-07-08 | Communication satellite ultra-high power cable bending forming tool and forming method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410907557.7A CN118663811A (en) | 2024-07-08 | 2024-07-08 | Communication satellite ultra-high power cable bending forming tool and forming method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118663811A true CN118663811A (en) | 2024-09-20 |
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ID=92720917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410907557.7A Pending CN118663811A (en) | 2024-07-08 | 2024-07-08 | Communication satellite ultra-high power cable bending forming tool and forming method |
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| Country | Link |
|---|---|
| CN (1) | CN118663811A (en) |
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2024
- 2024-07-08 CN CN202410907557.7A patent/CN118663811A/en active Pending
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