CN116754407A - Radio frequency cable bending test device - Google Patents
Radio frequency cable bending test device Download PDFInfo
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- CN116754407A CN116754407A CN202310777083.4A CN202310777083A CN116754407A CN 116754407 A CN116754407 A CN 116754407A CN 202310777083 A CN202310777083 A CN 202310777083A CN 116754407 A CN116754407 A CN 116754407A
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- 238000005452 bending Methods 0.000 title claims abstract description 70
- 230000000694 effects Effects 0.000 abstract 1
- 230000033001 locomotion Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
- G01N3/34—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces generated by mechanical means, e.g. hammer blows
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/0005—Repeated or cyclic
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0023—Bending
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0032—Generation of the force using mechanical means
- G01N2203/0037—Generation of the force using mechanical means involving a rotating movement, e.g. gearing, cam, eccentric, or centrifuge effects
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0278—Thin specimens
- G01N2203/028—One dimensional, e.g. filaments, wires, ropes or cables
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The application discloses a radio frequency cable bending test device, which relates to the technical field of cable bending test and comprises two tensioning parts and a plurality of limiting wheels, wherein each tensioning part comprises a first clamping block and a second clamping block, the first clamping block and the second clamping block can move in opposite directions or in opposite directions so as to clamp a radio frequency cable, and the two tensioning parts can move in a reciprocating manner along the connecting line direction of the two tensioning parts; the limiting wheels are arranged between the two tensioning parts, and any two adjacent limiting wheels are respectively positioned at two sides of the connecting line of the two tensioning parts. The application has the effect of realizing multi-point and multi-angle bending test on one radio frequency cable at the same time.
Description
Technical Field
The application relates to the technical field of cable bending test, in particular to a radio frequency cable bending test device.
Background
The radio frequency cable is directly related to the safety of the energized operation, wherein the bending stress to which the radio frequency cable is subjected during production and use directly affects the quality and lifetime of the radio frequency cable. The bending performance of the radio frequency cable depends on the bending times, so that the radio frequency cable needs to be continuously and uniformly repeatedly bent by using a bending test device in a bending test, and the total bending times before being broken are recorded.
The Chinese patent document with the publication number of CN110887752B discloses a wire and cable bending test device, which comprises a circular table, a first clamp and a second clamp, wherein the first clamp is fixedly connected with the circular table, the second clamp is rotationally connected with the circular table and is arranged at the edge of the circular table, the first clamp and the second clamp are used for clamping a wire and cable, two ejector blocks are arranged on the circular table and comprise a fixed ejector block and a movable ejector block, the fixed ejector block is fixedly connected with the circular table, and the fixed ejector block is in sliding connection with the movable ejector block. When using bending test device, place wire and cable between two fixed kicking blocks to make first anchor clamps and second anchor clamps press from both sides tight wire and cable both ends respectively, thereby then adjust the position at the bending point position of movable kicking block, then the second anchor clamps rotate, drive wire and cable one end and rotate around the round platform, make wire and cable respectively with two fixed kicking blocks and two movable kicking blocks butt, and use fixed kicking block and movable kicking block to be the summit bending, thereby realize the bending test to wire and cable.
However, the bending test device in the related art cannot adjust the bending angle, and cannot perform bending test on a plurality of points of the electric wire and the cable at the same time.
Disclosure of Invention
In order to simultaneously perform multi-point and multi-angle bending tests on a radio frequency cable, the application provides a radio frequency cable bending test device.
The application provides a radio frequency cable bending test device, which adopts the following technical scheme:
a radio frequency cable bend test device comprising:
the two tensioning parts comprise a first clamping block and a second clamping block, the first clamping block and the second clamping block can move oppositely or reversely so as to clamp the radio frequency cable, and the two tensioning parts can move back and forth along the connecting line direction of the two tensioning parts;
the limiting wheels are parallel to each other in axes, the limiting wheels are arranged between the two tensioning parts, and any two adjacent limiting wheels are respectively located on two sides of a connecting line of the two tensioning parts.
Through adopting above-mentioned technical scheme, operating personnel winds the radio frequency cable on locating a plurality of spacing wheels for radio frequency cable is crooked with spacing wheel butt department, and the butt department of radio frequency cable and arbitrary adjacent two butt wheels is located the both sides of these two butt wheel centre of a circle links. The first clamping block and the second clamping block move in opposite directions, so that the two tensioning parts clamp two ends of the radio-frequency cable, then the two tensioning parts move away from each other, the radio-frequency cable is tensioned, then the two tensioning parts move in the same direction and in a reciprocating mode at the same time, the radio-frequency cable is driven to move in a reciprocating mode, and therefore a plurality of positions of the radio-frequency cable are repeatedly bent, and bending tests on different positions of the radio-frequency cable are simultaneously achieved.
Optionally, the device further comprises a frame, a mounting plate is arranged on the frame, a plurality of positioning holes are uniformly formed in the mounting plate at intervals, a positioning rod is arranged on the limiting wheel, and the positioning rod is detachably connected with the mounting plate through the positioning holes.
Through adopting above-mentioned technical scheme, the locating hole evenly spaced sets up, and the operating personnel of being convenient for is according to the spacing round of test requirement angle installation, and locating lever and mounting panel can dismantle the connection, and the position of the spacing round of the difference according to test requirement angle of being convenient for changes the contained angle between two adjacent spacing round centre of a circle links to make the different positions of radio frequency cable can bend into different angles.
Optionally, sliding connection has a plurality of butt rings on the spacing wheel, the butt ring can radially be close to or keep away from spacing wheel axis direction along spacing wheel and remove, the butt ring is coaxial with spacing wheel, be provided with the locking piece on the spacing wheel, the locking piece is used for locking the butt ring.
By adopting the technical scheme, the bending radius of the radio frequency cable which is abutted with the abutting ring is changed by the movement of the abutting ring. When the abutting ring moves in the direction close to the axis of the limiting wheel, the bending radius of the radio frequency cable is reduced; when the abutting ring moves in the direction away from the axis of the limiting wheel, the bending radius of the radio frequency cable is increased, and when the abutting ring moves to be larger than the minimum bending radius of the radio frequency cable, an operator controls the locking piece to lock the abutting ring, so that the abutting ring and the limiting wheel are relatively fixed. The position of the abutting ring is adjusted according to the minimum bending radius of different radio frequency cables, so that the bending radius of the radio frequency cables is always larger than the minimum bending radius of the radio frequency cables during the bending test of the radio frequency cables, and the radio frequency cables are protected.
Optionally, an internal gear is coaxially arranged in the limiting wheel in a rotating way, a plurality of external gears are arranged in the internal gear in a rotating way, the external gears are meshed with the internal gear, and the external gears are in one-to-one correspondence with the plurality of abutting rings;
the limiting wheel is internally and slidably provided with a plurality of racks, the racks are respectively meshed with the plurality of external gears in a one-to-one correspondence manner, the racks can move along the axial direction of the limiting wheel in a way that the limiting wheel is radially close to or far away from the axial direction of the limiting wheel, and one end of the rack far away from the axial direction of the limiting wheel is connected with the abutting ring.
Through adopting above-mentioned technical scheme, the internal gear rotates, drives a plurality of external gears and rotates simultaneously, and the rack that external gear drive corresponds the meshing removes, and the rack removes the butt ring that makes on the rack removes.
Optionally, the limiting wheel is provided with a first chute, the internal gear is provided with a locking block, the locking block is slidably arranged in the first chute, and the locking piece can be inserted into the first chute and simultaneously abuts against the limiting wheel and the locking block, so that the position of the locking block is fixed.
Through adopting above-mentioned technical scheme, thereby when the internal gear rotates drive butt ring and moves to the minimum bending radius that is greater than the radio frequency cable of current test, the locking piece inserts in the first spout to support limit wheel outer wall and locking piece simultaneously, the position of internal gear is fixed to the locking piece, thereby fixes the position of butt ring.
Optionally, the second spout with first spout intercommunication has been seted up on the spacing wheel, be provided with the instruction strip on the internal gear, the instruction strip stretches out outside the spacing wheel from the second spout, be provided with the scale on the first spout inner wall, the scale extends along spacing wheel circumference.
By adopting the technical scheme, the indication strip and the scales are convenient for operators to adjust the position of the abutting ring.
Optionally, the limiting wheel includes the fixed station, fixed station one side is connected with the locating lever, and the opposite side rotates to be connected with the butt wheel, the internal gear sets up on the butt wheel.
Through adopting above-mentioned technical scheme, the butt wheel makes the butt ring can rotate to make when carrying out bending test to radio frequency cable, be rolling friction between radio frequency cable and the butt ring, thereby reduce the damage of radio frequency cable crust.
Optionally, a limiting groove is formed in the outer wall of the abutting ring along the circumferential direction of the abutting ring.
Through adopting above-mentioned technical scheme, when carrying out bending test to radio frequency cable, the radio frequency cable inserts in the spacing inslot and with spacing inslot wall butt to reduce the condition that radio frequency cable breaks away from the butt ring.
Optionally, be provided with the connecting rod on the first clamp splice, two first clamp splice passes through the connecting rod and connects, be provided with the driving piece on the connecting rod, be provided with the guide rail in the frame, the driving piece can follow guide rail length direction and slide, the driving piece removes and is used for driving the connecting rod and slides.
Through adopting above-mentioned technical scheme, when carrying out bending test to radio frequency cable, the drive piece drive connecting rod slides along guide rail length direction, and the connecting rod passes through tensioning part drive radio frequency cable and carries out reciprocating motion.
Optionally, the connecting rod includes first connecting rod, second connecting rod and third connecting rod, first connecting rod is connected with first clamp splice, the second connecting rod is connected with another first clamp splice, third connecting rod one end and first connecting rod threaded connection, the other end and second connecting rod threaded connection, and third connecting rod both ends screw thread opposite direction, third connecting rod and driving piece rotate to be connected.
Through adopting above-mentioned technical scheme, two tensioning portions press from both sides tight radio frequency cable both ends respectively, then the third connecting rod rotates for first connecting rod and second connecting rod deviate from the removal mutually, and first connecting rod and second connecting rod drive two tensioning portions respectively and deviate from the removal mutually, thereby realize the tensioning to radio frequency cable, exert the load that bending test required to radio frequency cable simultaneously.
In summary, the present application includes at least one of the following beneficial effects:
1. the operator winds the radio frequency cable on a plurality of spacing wheels for the radio frequency cable is crooked with spacing wheel butt department, and the butt department of radio frequency cable and arbitrary adjacent two butt wheels is located the both sides of these two butt wheel centre of a circle connecting lines. The two tensioning parts clamp two ends of the radio frequency cable, then the two tensioning parts move away from each other to tension the radio frequency cable, then the two tensioning parts simultaneously move in the same direction and in a reciprocating manner to drive the radio frequency cable to move in a reciprocating manner, so that a plurality of positions of the radio frequency cable are repeatedly bent, and bending tests on different positions of the radio frequency cable are simultaneously realized;
2. the positioning holes are uniformly arranged at intervals, so that an operator can change the position of the limiting wheel according to the angle required by the test, and different positions of the radio frequency cable can be bent to different angles;
3. the abutting wheel enables the abutting ring to rotate, so that rolling friction is formed between the radio frequency cable and the abutting ring when the radio frequency cable is subjected to bending test, and damage to the outer skin of the radio frequency cable is reduced;
4. the abutting ring moves to change the bending radius of the radio frequency cable abutting against the abutting ring, and the position of the abutting ring is adjusted according to the minimum bending radius of different radio frequency cables, so that the bending radius of the radio frequency cable is always larger than the minimum bending radius of the radio frequency cable during the bending test of the radio frequency cable, and the radio frequency cable is protected.
Drawings
FIG. 1 is a schematic overall structure of an embodiment of the present application;
FIG. 2 is a schematic view showing a partial structure of a spacing wheel according to an embodiment of the present application;
fig. 3 is a schematic view showing a sectional partial structure of a locking block according to an embodiment of the present application.
Reference numerals illustrate: 1. a frame; 11. a mounting plate; 111. positioning holes; 12. a guide rail; 2. a limiting wheel; 21. a positioning rod; 22. a fixed table; 23. an abutment wheel; 231. an internal gear; 2311. a locking block; 2312. a locking member; 2313. an indicator bar; 2314. a scale; 232. an external gear; 233. a rack; 234. an abutment ring; 2341. a limit groove; 235. a first chute; 236. a second chute; 3. a tensioning part; 31. a first clamping block; 32. a second clamping block; 33. a connecting rod; 331. a first link; 332. a second link; 333. a third link; 4. a driving member; 5. a radio frequency cable.
Detailed Description
The application is described in further detail below with reference to fig. 1-3.
Referring to fig. 1 and 2, the radio frequency cable bending test device disclosed by the embodiment of the application comprises a frame 1, a guide rail 12 is fixedly connected to the frame 1, a driving piece 4 is slidably arranged on the guide rail 12, the driving piece 4 is an electric sliding table capable of driving the driving piece 4 to slide along the guide rail 12, and in other embodiments of the application, the driving piece 4 can also be a sliding block which slides on the guide rail 12 through a motor lead screw transmission structure.
Referring to fig. 1 and 2, a third link 333 is rotatably connected to the driving member 4, the third link 333 penetrates the driving member 4, and an axis of the third link 333 is parallel to a length direction of the guide rail 12. The driving piece 4 is used for driving the third connecting rod 333 to move along the length direction of the guide rail 12, two ends of the third connecting rod 333 are respectively connected with the first connecting rod 331 and the second connecting rod 332 through threads, and the thread directions of two ends of the third connecting rod 333 are opposite. The first connecting rod 331 and the second connecting rod 332 keep away from the first clamp splice 31 of all fixedly connected with of third connecting rod 333 one end, and first clamp splice 31 top is through bolted connection having second clamp splice 32, and the tip of radio frequency cable 5 is located between first clamp splice 31 and the second clamp splice 32, when first clamp splice 31 and second clamp splice 32 are connected, can press from both sides tight radio frequency cable 5.
The operator places the two ends of the radio frequency cable 5 on the two first clamping blocks 31 respectively, then connects the first clamping blocks 31 with the second clamping blocks 32 through bolts, so that the first clamping blocks 31 and the second clamping blocks 32 clamp the radio frequency cable 5 together, then rotates the third connecting rod 333, so that the two first clamping blocks 31 move away from each other, thereby tensioning the radio frequency cable 5, and applying a load required by bending test to the radio frequency cable 5. Then, the driving member 4 moves in the same direction and reciprocally along the length direction of the guide rail 12, so as to drive the first link 331 and the second link 332 on the third link 333 to move in the same direction and reciprocally, and the first link 331 and the second link 332 drive the rf cable 5 to move in the same direction and reciprocally through the first clamping block 31.
Referring to fig. 1 and 2, a mounting plate 11 is fixedly connected to a frame 1, the mounting plate 11 is vertically arranged, a plurality of positioning holes 111 are uniformly spaced apart from each other on the mounting plate 11, a positioning rod 21 is detachably connected to part of the positioning holes 111 through threads, one end of the positioning rod 21, which is located outside the positioning hole 111, is fixedly connected with a fixing table 22, one side, away from the positioning rod 21, of the fixing table 22 is rotatably connected with a limiting wheel 2, the limiting wheel 2 comprises an abutting wheel 23, an inner gear 231 and a plurality of outer gears 232 are rotatably connected to the abutting wheel 23, in this embodiment, the number of the outer gears 232 is three, all the three outer gears 232 are meshed with the inner gear 231, a plurality of racks 233 meshed with the outer gears 232 in one-to-one correspondence are slidably arranged on the abutting wheel 23, and the racks 233 can move along the axial direction of the abutting wheel 23 towards or away from the abutting wheel 23. An abutment ring 234 is fixedly connected to one end of the rack 233, which is far away from the axis of the abutment wheel 23, and the abutment ring 234 is coaxial with the abutment wheel 23.
Referring to fig. 1, a plurality of limiting wheels 2 are installed on a mounting plate 11, and along a direction approaching one first clamping block 31, adjacent limiting wheels 2 are respectively arranged at different sides of a connecting line direction of two first clamping blocks 31, and in the embodiment of the application, three limiting wheels 2 are arranged.
When the bending test device is used, the radio frequency cable 5 is wound on the three abutting wheels 23 at the same time, so that the radio frequency cable 5 is bent at a plurality of abutting positions respectively, then two ends of the radio frequency cable 5 are placed on the two first clamping blocks 31 respectively, the first clamping blocks 31 and the second clamping blocks 32 clamp the two ends of the radio frequency cable 5, the radio frequency cable 5 is tensioned and a load required by bending test is applied to the radio frequency cable 5, and then the driving piece 4 drives the radio frequency cable 5 to reciprocate, so that bending detection is carried out on a plurality of points on the radio frequency cable 5.
The positions of the abutting wheels 23 are adjusted, so that the included angles between the connecting lines of the circle centers of the two adjacent abutting wheels are different, and the bending angles of the different positions of the radio frequency cable 5 are different, and the multi-point and multi-angle bending test of the radio frequency cable 5 is realized.
When the bending test device is used, an operator rotates the inner gear 231, the inner gear 231 drives the three outer gears 232 to rotate simultaneously, and the outer gears 232 drive the correspondingly meshed racks 233 to move towards or away from the axial direction of the abutting wheels 23, so that the bending radius of the radio frequency cable 5 is adjusted when the radio frequency cable 5 is bent, and the bending radius of the radio frequency cable 5 is always larger than the minimum bending radius of the radio frequency cable 5, so that the radio frequency cable 5 is protected.
Referring to fig. 2, a limiting groove 2341 is formed on the outer wall of the abutting ring 234, the limiting groove 2341 is coaxial with the abutting ring 234, and when the bending test device is used, the radio frequency cable 5 can be inserted into the limiting groove 2341 and abutted against the inner wall of the limiting groove 2341, so that the situation that the radio frequency cable 5 is separated from the abutting ring 234 is reduced.
Referring to fig. 2 and 3, the abutting wheel 23 is provided with a first chute 235 and a second chute 236 which are communicated, the first chute 235 and the second chute 236 are annular and coaxial with the abutting wheel 23, a locking block 2311 is slidably connected in the first chute 235, a locking piece 2312 is connected to the locking block 2311 in a threaded manner, the locking piece 2312 is a bolt, one end of the locking piece 2312 away from the locking block 2311 extends into the second chute 236 from the first chute 235, and a nut is abutted against the inner wall of the second chute 236. The inner gear 231 is fixedly connected with an indication strip 2313, one end, away from the inner gear 231, of the indication strip 2313 extends out of the second sliding groove 236 to abut against the wheel 23, scales 2314 are arranged on the inner wall of the second sliding groove 236, and the scales 2314 extend along the circumferential direction of the abutting against wheel 23.
The scale 2314 facilitates the operator to adjust the position of the abutment ring 234, and when the operator adjusts the abutment ring 234 such that the radius of curvature of the radio frequency cable 5 is greater than its minimum radius of curvature, the locking member 2312 is coupled to the locking segment 2311 and such that the locking member 2312 abuts against the outer wall of the abutment wheel 23, thereby locking the abutment ring 234.
The implementation principle of the radio frequency cable bending test device provided by the embodiment of the application is as follows: when the bending test device is used, the corresponding number of the abutting wheels 23 are selected according to the number of the points and the bending angles required by the bending test, the abutting wheels are respectively inserted into the corresponding positioning holes 111, an operator winds the radio-frequency cable 5 on the three abutting wheels 23, the radio-frequency cable 5 is abutted against the inner wall of the limiting groove 2341 on the abutting ring 234, the abutting positions of the radio-frequency cable 5 and any two adjacent abutting wheels 23 are located on two sides of the connecting line of the centers of the two abutting wheels 23, the first clamping block 31 and the second clamping block 32 clamp the two ends of the radio-frequency cable 5, the load required by the bending test is applied to the radio-frequency cable 5, and then the driving piece 4 drives the radio-frequency cable 5 to reciprocate, so that the function of simultaneously performing multi-point and multi-angle bending test on the radio-frequency cable 5 is realized.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (10)
1. The utility model provides a radio frequency cable bending test device which characterized in that: comprising the following steps:
the two tensioning parts (3), the tensioning parts (3) comprise a first clamping block (31) and a second clamping block (32), the first clamping block (31) and the second clamping block (32) can move oppositely or reversely so as to clamp the radio frequency cable (5), and the two tensioning parts (3) can reciprocate along the connecting line direction of the two tensioning parts (3);
the limiting wheels (2) with parallel axes are arranged between the two tensioning parts (3), and any two adjacent limiting wheels (2) are respectively positioned at two sides of the connecting line of the two tensioning parts (3).
2. The radio frequency cable bending test device as recited in claim 1, wherein: still include frame (1), be provided with mounting panel (11) on frame (1), even interval is provided with a plurality of locating holes (111) on mounting panel (11), be provided with locating lever (21) on spacing wheel (2), locating lever (21) can dismantle with mounting panel (11) through locating hole (111) and be connected.
3. A radio frequency cable bend test device as claimed in claim 2, wherein: the limiting wheel (2) is connected with a plurality of abutting rings (234) in a sliding mode, the abutting rings (234) can move along the axial direction of the limiting wheel (2) towards the direction close to or away from the axial direction of the limiting wheel (2), the abutting rings (234) are coaxial with the limiting wheel (2), a locking piece (2312) is arranged on the limiting wheel (2), and the locking piece (2312) is used for locking the abutting rings (234).
4. A radio frequency cable bend test device as claimed in claim 3, wherein:
an inner gear (231) is coaxially arranged in the limiting wheel (2) in a rotating mode, a plurality of outer gears (232) are arranged in the inner gear (231) in a rotating mode, the outer gears (232) are meshed with the inner gear (231), and the outer gears (232) correspond to the abutting rings (234) one by one;
the limiting wheel (2) is provided with a plurality of racks (233) in a sliding mode, the racks (233) are respectively meshed with the outer gears (232) in a one-to-one correspondence mode, the racks (233) can move along the direction that the limiting wheel (2) is radially close to or far away from the axis of the limiting wheel (2), and one end, far away from the axis of the limiting wheel (2), of each rack (233) is connected with the abutting ring (234).
5. The radio frequency cable bending test device as recited in claim 4, wherein: the limiting wheel (2) is provided with a first sliding groove (235), the inner gear (231) is provided with a locking block (2311), the locking block (2311) is slidably arranged in the first sliding groove (235), and the locking piece (2312) can be inserted into the first sliding groove (235) and simultaneously abuts against the limiting wheel (2) and the locking block (2311), so that the position of the locking block (2311) is fixed.
6. The radio frequency cable bending test device as recited in claim 5, wherein: the limiting wheel (2) is provided with a second chute (236) communicated with the first chute (235), the internal gear (231) is provided with an indication strip (2313), the indication strip (2313) extends out of the limiting wheel (2) from the second chute (236), the inner wall of the first chute (235) is provided with scales (2314), and the scales (2314) extend along the circumference of the limiting wheel (2).
7. The radio frequency cable bending test device as recited in claim 6, wherein: the limiting wheel (2) comprises a fixed table (22), one side of the fixed table (22) is connected with the positioning rod (21), the other side of the fixed table is rotationally connected with the abutting wheel (23), and the inner gear (231) is arranged on the abutting wheel (23).
8. The radio frequency cable bending test device as recited in claim 7, wherein: and a limiting groove (2341) is formed in the outer wall of the abutting ring (234) along the circumferential direction of the abutting ring (234).
9. A radio frequency cable bend test device as claimed in claim 2, wherein: be provided with connecting rod (33) on first clamp splice (31), two first clamp splice (31) are connected through connecting rod (33), be provided with driving piece (4) on connecting rod (33), be provided with guide rail (12) on frame (1), driving piece (4) can follow guide rail (12) length direction and slide, driving piece (4) remove and are used for driving connecting rod (33) slip.
10. The radio frequency cable bending test device as recited in claim 9, wherein: the connecting rod (33) comprises a first connecting rod (331), a second connecting rod (332) and a third connecting rod (333), wherein the first connecting rod (331) is connected with a first clamping block (31), the second connecting rod (332) is connected with another first clamping block (31), one end of the third connecting rod (333) is in threaded connection with the first connecting rod (331), the other end of the third connecting rod is in threaded connection with the second connecting rod (332), the threads at two ends of the third connecting rod (333) are opposite in direction, and the third connecting rod (333) is in rotary connection with a driving piece (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310777083.4A CN116754407A (en) | 2023-06-28 | 2023-06-28 | Radio frequency cable bending test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310777083.4A CN116754407A (en) | 2023-06-28 | 2023-06-28 | Radio frequency cable bending test device |
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| Publication Number | Publication Date |
|---|---|
| CN116754407A true CN116754407A (en) | 2023-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310777083.4A Pending CN116754407A (en) | 2023-06-28 | 2023-06-28 | Radio frequency cable bending test device |
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| CN (1) | CN116754407A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117288612A (en) * | 2023-11-27 | 2023-12-26 | 深圳市三平影像科技有限公司 | Endoscope bending fatigue strength testing device |
| CN117890716A (en) * | 2024-03-14 | 2024-04-16 | 山东日辉电缆集团有限公司 | Cable detection device |
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2023
- 2023-06-28 CN CN202310777083.4A patent/CN116754407A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117288612A (en) * | 2023-11-27 | 2023-12-26 | 深圳市三平影像科技有限公司 | Endoscope bending fatigue strength testing device |
| CN117288612B (en) * | 2023-11-27 | 2024-02-20 | 深圳市三平影像科技有限公司 | Endoscope bending fatigue strength testing device |
| CN117890716A (en) * | 2024-03-14 | 2024-04-16 | 山东日辉电缆集团有限公司 | Cable detection device |
| CN117890716B (en) * | 2024-03-14 | 2024-05-17 | 山东日辉电缆集团有限公司 | Cable detection device |
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