CN116593315A - Multi-performance integrated cable test device - Google Patents
Multi-performance integrated cable test device Download PDFInfo
- Publication number
- CN116593315A CN116593315A CN202310411335.1A CN202310411335A CN116593315A CN 116593315 A CN116593315 A CN 116593315A CN 202310411335 A CN202310411335 A CN 202310411335A CN 116593315 A CN116593315 A CN 116593315A
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- driving
- transmission
- clamping
- transmission assembly
- performance integrated
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- 238000012360 testing method Methods 0.000 title claims abstract description 65
- 238000005452 bending Methods 0.000 claims abstract description 30
- 230000005540 biological transmission Effects 0.000 claims description 55
- 230000007246 mechanism Effects 0.000 claims description 45
- 238000009864 tensile test Methods 0.000 abstract description 3
- 238000000429 assembly Methods 0.000 description 6
- 230000000712 assembly Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test 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
- G01N3/20—Investigating strength properties of solid materials by application of mechanical stress by applying steady bending forces
-
- 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
-
- 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
-
- 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
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
-
- 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
- G01N3/26—Investigating twisting or coiling properties
-
- 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
- G01N2203/0003—Steady
-
- 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
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
-
- 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
- G01N2203/0021—Torsional
-
- 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
Landscapes
- 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 invention relates to a multi-performance integrated cable testing device which is used for carrying out stretching, torsion and bending tests on a cable to be tested. The fixture integrates the tensile test, the torsion test and the bending test on one device, can perform different tests, saves the equipment cost, meets the test requirements, has the same clamping modes of the three tests, and is only needed to learn one clamping mode for operators, thereby having low operation requirements for the operators, saving the labor cost and reducing the labor force.
Description
Technical Field
The invention relates to the technical field of cable testing equipment, in particular to a multi-performance integrated cable experimental device.
Background
Cables are a common type of electrical material, which is very widely used in machine and equipment applications, and after production, the cables need to be tested for mechanical properties, usually by stretching, twisting and bending the cables. In the existing test equipment, one equipment can only perform one test on the cable, and three kinds of equipment are needed for performing three kinds of performance tests on the cable, so that the production cost is high, and the use of the three kinds of equipment all needs professional to operate, so that the labor consumption is high, and the labor cost is high.
Disclosure of Invention
The invention provides a cable test device which integrates multiple test functions to solve the problems in the prior art, wherein multiple devices are needed for testing multiple performances of a cable, the production cost is high, the labor consumption is high, and the labor cost is high.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the utility model provides a integrative cable test device of multi-performance for to test cable stretches, twists reverse, bending test, including quick-witted case, set up at least a set of test fixture on quick-witted case, test fixture is including two sets of fixture on quick-witted case of symmetry setting to and be used for driving two sets of fixture pivoted bending mechanism, fixture includes the mount pad, sets up the chuck on the mount pad for drive chuck is rotatory around the rotatory torsion assembly of centre gripping axis, and drive chuck along the tensile subassembly that the centre gripping axis removed.
Through adopting above-mentioned technical scheme, with tensile, torsion, the frock integration of bending test on an equipment, can carry out different tests, saved equipment cost, satisfy the test demand to the clamping mode of three kinds of experiments is the same, to operating personnel, only need learn a clamping mode can, low to operating personnel's operation requirement, use manpower sparingly cost, reduce the labour.
Preferably, the torsion assembly comprises a rotating motor fixedly arranged on the mounting seat and a sliding shaft connected with an output shaft of the rotating motor through a spline, and the clamping head is fixedly connected with one end, far away from the rotating motor, of the sliding shaft.
Preferably, the stretching assembly comprises a telescopic cylinder arranged on the mounting seat and a sliding block fixed on a piston rod of the telescopic cylinder, wherein the sliding block is rotationally connected with the sliding shaft, and the telescopic cylinder drives the sliding block to axially slide along the sliding shaft.
By adopting the technical scheme, the stretching and torsion test can be performed separately or simultaneously, so that the cable to be tested can be tested under the action of simultaneously bearing stretching and shearing loads, and the test diversity of the cable to be tested is increased.
Preferably, the bending mechanism is connected with the mounting seats of the two groups of clamping mechanisms through the first connecting rod and the second connecting rod respectively, and the mounting seats are arranged on the chassis in a sliding manner.
Preferably, the chassis is fixedly provided with a coaming, the coaming is provided with an arc-shaped guide rail, and the mounting seat is arranged on the arc-shaped guide rail in a sliding manner.
Through adopting above-mentioned technical scheme, set up the bounding wall and install arc guide rail, can lead spacingly to fixture's rotation to the cable that awaits measuring of the result of three kinds of experiments all can fracture, the bounding wall also can play certain guard action.
Preferably, the bending mechanism comprises a first transmission assembly and a second transmission assembly, and a driving piece for driving the first transmission assembly and the second transmission assembly is connected with the first transmission assembly and the second transmission assembly through a first transmission shaft and a second transmission shaft respectively.
Preferably, the first transmission assembly and the second transmission assembly are both intermittent transmissions, the first transmission assembly comprises a first driving wheel and two first sheaves, the two first sheaves are connected through a first connecting column, the second transmission assembly comprises a second driving wheel and two second sheaves, and the two second sheaves are connected through a second connecting column.
The two groups of transmission assemblies can reversely rotate the two groups of clamping mechanisms, so that the cable to be tested is subjected to reciprocating bending test until the cable to be tested is broken, the two groups of transmission assemblies are intermittently transmitted, short pauses can be caused in the bending process, the clamping mechanisms are prevented from continuously rotating, shaking is reduced, and the stability is improved.
Preferably, the driving member includes a driving motor, a second transmission shaft connected to an output shaft of the driving motor, a drive bevel gear disposed on the second transmission shaft, a drive bevel gear engaged with the drive bevel gear, and a driven bevel gear engaged with the drive bevel gear, the driven bevel gear being disposed on the first transmission shaft.
Through adopting above-mentioned technical scheme for when fixture rotatory drive cable that awaits measuring is crooked, cable bending angle that awaits measuring is less than fixture's rotation angle, is applicable to the cable that awaits measuring that rigidity is big, avoids the cable that awaits measuring to take place to collapse just beginning to bend, causes test data few, influences the judgement of test result.
Preferably, a supporting mechanism is arranged between the two groups of clamping mechanisms, and comprises a jacking cylinder arranged on the chassis, a supporting table arranged on a piston rod of the jacking cylinder and a supporting clamp arranged on the supporting table.
Through adopting above-mentioned technical scheme, set up supporting mechanism and grasp the mid portion of cable that awaits measuring, when the cable that awaits measuring carries out the bending test, reduce the cable removal that awaits measuring, improve bending test's stability.
Preferably, the supporting clamp is slidably arranged on the supporting table, and the sliding direction of the supporting clamp is perpendicular to the clamping axis of the chuck and the rotation axis of the clamping mechanism.
Through adopting above-mentioned technical scheme, at crooked test in-process, the cable that awaits measuring can take place the skew, in order to avoid fixture and the clamping part of cable that awaits measuring to take place relative movement, makes support fixture slide along the restriction groove on the brace table, and the restriction groove plays the spacing effect of direction, can prevent to support fixture and break away from the brace table.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic cross-sectional view of FIG. 1;
FIG. 3 is an enlarged partial schematic view of FIG. 2A;
FIG. 4 is an enlarged partial schematic view at B in FIG. 2;
FIG. 5 is a schematic view of a torsion assembly according to the present invention;
FIG. 6 is a top view of the first and second transmission assemblies of the present invention in an initial state;
FIG. 7 is a top view of the first and second transmission assemblies of the present invention in operation.
Reference numerals:
1. a chassis; 11. coaming plate; 111. an arc-shaped guide rail; 2. testing a tool; 21. a clamping mechanism; 211. a mounting base; 212. a chuck; 213. a torsion assembly; 2131. a rotating electric machine; 2132. a slip shaft; 214. a stretching assembly; 2141. a telescopic cylinder; 2142. a slide block; 22. a bending mechanism; 221. a first transmission assembly; 2211. a first drive wheel; 2212. a primary sheave; 2213. a first connection post; 222. a second transmission assembly; 2221. a second driving wheel; 2222. a second sheave; 2223. a second connection post; 223. a driving member; 2231. a driving motor; 2232. a drive bevel gear; 2233. a drive bevel gear; 2234. a driven bevel gear; 224. a first drive shaft; 225. a second drive shaft; 23. a first link; 24. a second link; 25. a support mechanism; 251. jacking the air cylinder; 252. a support table; 253. and supporting the clamp.
Detailed Description
In order to more clearly illustrate the general inventive concept, the present invention will be further described with reference to the accompanying drawings and specific embodiments. It is to be understood that the terms "upper," "lower," "left," "right," "longitudinal," "transverse," "inner," "outer," "vertical," "horizontal," "top," "bottom," and the like, as used herein, are merely based on the orientation or positional relationship shown in the drawings and are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the devices/elements referred to must have or be configured and operated in a particular orientation and therefore should not be construed as limiting the invention.
1-7, a multi-performance integrated cable testing device is used for carrying out stretching, torsion and bending tests on a cable to be tested, and comprises a machine case 1, at least one group of testing tools 2 arranged on the machine case 1, wherein the testing tools 2 comprise two groups of clamping mechanisms 21 symmetrically arranged on the machine case 1, and a bending mechanism 22 used for driving the two groups of clamping mechanisms 21 to rotate, the clamping mechanisms 21 comprise a mounting seat 211, a clamping head 212 arranged on the mounting seat 211, a torsion assembly 213 used for driving the clamping head 212 to rotate around a clamping axis, and a stretching assembly 214 used for driving the clamping head 212 to move along the clamping axis.
The fixture integrates the tensile test, the torsion test and the bending test on one device, can perform different tests, saves the equipment cost, meets the test requirements, has the same clamping modes of the three tests, and is only needed to learn one clamping mode for operators, thereby having low operation requirements for the operators, saving the labor cost and reducing the labor force.
In order to increase the diversity of the cable test to be tested, the torsion assembly 213 includes a rotating motor 2131 fixedly disposed on the mounting base 211, and a sliding shaft 2132 connected with an output shaft of the rotating motor 2131 through a spline, and the clamping head 212 is fixedly connected with one end of the sliding shaft 2132 far away from the rotating motor 2131. The stretching assembly 214 includes a telescopic cylinder 2141 disposed on the mounting base 211, and a sliding block 2142 fixed on a piston rod of the telescopic cylinder 2141, where the sliding block 2142 is rotationally connected to the sliding shaft 2132, and the telescopic cylinder 2141 drives the sliding block 2142 to slide along the axial direction of the sliding shaft 2132. The tensile test and the torsion test can be carried out separately or simultaneously, so that the cable to be tested can be tested under the action of simultaneously bearing tensile load and shearing load, and the diversity of the cable to be tested is increased.
In order to make the bending mechanism 22 rotate synchronously the two groups of clamping mechanisms 21, the bending mechanism 22 is respectively connected with the mounting seats 211 of the two groups of clamping mechanisms 21 through the first connecting rod 23 and the second connecting rod 24, and the mounting seats 211 are slidably arranged on the chassis 1.
In order to improve the safety of the test, the enclosure 1 is fixedly provided with a coaming 11, the coaming 11 is provided with an arc-shaped guide rail 111, and the mounting seat 211 is slidably arranged on the arc-shaped guide rail 111. The arc-shaped guide rail 111 can conduct guiding limiting on rotation of the clamping mechanism 21, cables to be tested can be broken as a result of three tests, and the coaming 11 can play a certain role in protection.
In order to improve the stability of the test operation, the bending mechanism 22 includes a first transmission assembly 221 and a second transmission assembly 222, and a driving member 223 for driving the first transmission assembly 221 and the second transmission assembly 222, where the driving member 223 is connected to the first transmission assembly 221 and the second transmission assembly 222 through a first transmission shaft 224 and a second transmission shaft 225, respectively.
Specifically, the first transmission assembly 221 and the second transmission assembly 222 are both intermittent transmissions, the first transmission assembly 221 includes a first driving wheel 2211 and two first sheaves 2212, the two first sheaves 2212 are connected through a first connection column 2213, the second transmission assembly 222 includes a second driving wheel 2221 and two second sheaves 2222, and the two second sheaves 2222 are connected through a second connection column 2223.
The two groups of transmission assemblies can reversely rotate the two groups of clamping mechanisms 21, so that the cable to be tested is subjected to reciprocating bending test until the cable to be tested is broken, the two groups of transmission assemblies are intermittently transmitted, short pauses can be caused in the bending process, the clamping mechanisms 21 are prevented from continuously rotating, shaking is reduced, and the stability is improved.
For smooth rotation, the driving member 223 includes a driving motor 2231, a second driving shaft 225 connected to an output shaft of the driving motor 2231, a driving bevel gear 2232 provided on the second driving shaft 225, a driving bevel gear 2233 engaged with the driving bevel gear 2232, and a driven bevel gear 2234 engaged with the driving bevel gear 2233, the driven bevel gear 2234 being provided on the first driving shaft 224.
When the clamping mechanism 21 rotates to drive the cable to be tested to bend, the bending angle of the cable to be tested is smaller than the rotating angle of the clamping mechanism 21, and the device is suitable for the cable to be tested with high rigidity, so that the cable to be tested is prevented from being broken when the cable to be tested is just bent, the test data is less, and the judgment of the test result is influenced.
In order to avoid the deviation of the cable position to be tested, a supporting mechanism 25 is disposed between the two groups of clamping mechanisms 21, and the supporting mechanism 25 includes a jacking cylinder 251 disposed on the chassis 1, a supporting table 252 disposed on a piston rod of the jacking cylinder 251, and a supporting fixture 253 disposed on the supporting table 252.
By arranging the supporting mechanism 25 between the two groups of clamping mechanisms 21, the cable to be tested is clamped, and when the cable to be tested is subjected to a bending test, the movement of the cable to be tested is reduced, so that the stability of the bending test is improved.
In order to avoid the relative movement between the clamping mechanism 21 and the clamping portion of the cable to be tested, the supporting fixture 253 is slidably disposed on the supporting table 252, and the sliding direction of the supporting fixture 253 is perpendicular to the clamping axis of the chuck 212 and the rotation axis of the clamping mechanism 21.
In the bending test process, the cable to be tested can deviate, and a limiting groove can be formed in the support, so that the support clamp 253 slides along the limiting groove on the support table 252, the limiting groove plays a role in guiding and limiting, and the support clamp 253 can be prevented from being separated from the support table 252.
In addition to the above preferred embodiments, the present invention has other embodiments, and various changes and modifications may be made by those skilled in the art without departing from the spirit of the invention, which is defined in the appended claims.
Claims (10)
1. The utility model provides a integrative cable test device of multi-performance for to await measuring cable tensile, torsion, bending test, including quick-witted case, set up at least a set of test fixture on quick-witted case, its characterized in that: the test fixture comprises two groups of clamping mechanisms symmetrically arranged on the chassis and a bending mechanism for driving the two groups of clamping mechanisms to rotate, wherein the clamping mechanisms comprise mounting seats, chucks arranged on the mounting seats, a torsion assembly for driving the chucks to rotate around a clamping axis and a stretching assembly for driving the chucks to move along the clamping axis.
2. A multi-performance integrated cable testing apparatus according to claim 1, wherein: the torsion assembly comprises a rotating motor fixedly arranged on the mounting seat and a sliding shaft connected with an output shaft of the rotating motor through a spline, and the clamping head is fixedly connected with one end, far away from the rotating motor, of the sliding shaft.
3. A multi-performance integrated cable testing apparatus according to claim 2, wherein: the stretching assembly comprises a telescopic cylinder arranged on the mounting seat and a sliding block fixed on a piston rod of the telescopic cylinder, wherein the sliding block is rotationally connected with the sliding shaft, and the telescopic cylinder drives the sliding block to axially slide along the sliding shaft.
4. A multi-performance integrated cable testing apparatus according to claim 1, wherein: the bending mechanism is respectively connected with mounting seats of the two groups of clamping mechanisms through a first connecting rod and a second connecting rod, and the mounting seats are arranged on the chassis in a sliding manner.
5. The multi-performance integrated cable testing apparatus of claim 4, wherein: the chassis is fixedly provided with a coaming, the coaming is provided with an arc-shaped guide rail, and the mounting seat is arranged on the arc-shaped guide rail in a sliding manner.
6. The multi-performance integrated cable testing apparatus of claim 4, wherein: the bending mechanism comprises a first transmission assembly and a second transmission assembly, and is used for driving pieces of the first transmission assembly and the second transmission assembly, and the driving pieces are respectively connected with the first transmission assembly and the second transmission assembly through a first transmission shaft and a second transmission shaft.
7. The multi-performance integrated cable testing apparatus of claim 6, wherein: the first transmission assembly and the second transmission assembly are both intermittent transmission, the first transmission assembly comprises a first driving wheel and two first grooved wheels, the two first grooved wheels are connected through a first connecting column, the second transmission assembly comprises a second driving wheel and two second grooved wheels, and the two second grooved wheels are connected through a second connecting column.
8. The multi-performance integrated cable testing apparatus of claim 7, wherein: the driving piece comprises a driving motor, a second transmission shaft connected with an output shaft of the driving motor, a driving bevel gear arranged on the second transmission shaft, a transmission bevel gear meshed with the driving bevel gear, and a driven bevel gear meshed with the transmission bevel gear, wherein the driven bevel gear is arranged on the first transmission shaft.
9. A multi-performance integrated cable testing apparatus according to claim 1, wherein: the two groups of clamping mechanisms are provided with supporting mechanisms, and each supporting mechanism comprises a jacking cylinder arranged on the chassis, a supporting table arranged on a piston rod of the jacking cylinder and a supporting clamp arranged on the supporting table.
10. The multi-performance integrated cable testing apparatus of claim 9, wherein: the supporting clamp is slidably arranged on the supporting table, and the sliding direction of the supporting clamp is perpendicular to the clamping axis of the clamping head and the rotating axis of the clamping mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310411335.1A CN116593315A (en) | 2023-04-10 | 2023-04-10 | Multi-performance integrated cable test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310411335.1A CN116593315A (en) | 2023-04-10 | 2023-04-10 | Multi-performance integrated cable test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116593315A true CN116593315A (en) | 2023-08-15 |
Family
ID=87605227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310411335.1A Pending CN116593315A (en) | 2023-04-10 | 2023-04-10 | Multi-performance integrated cable test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116593315A (en) |
-
2023
- 2023-04-10 CN CN202310411335.1A patent/CN116593315A/en active Pending
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