CN116429601A - Torsion-resistant cable performance test equipment and test method - Google Patents
Torsion-resistant cable performance test equipment and test method Download PDFInfo
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- 238000011056 performance test Methods 0.000 title claims description 13
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- 238000012360 testing method Methods 0.000 claims abstract description 101
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- 238000000034 method Methods 0.000 claims abstract description 13
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- 239000000463 material Substances 0.000 claims description 35
- 238000001125 extrusion Methods 0.000 claims description 34
- 230000000149 penetrating effect Effects 0.000 claims description 32
- 238000003860 storage Methods 0.000 claims description 14
- 230000002441 reversible effect Effects 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 11
- 230000033001 locomotion Effects 0.000 claims description 9
- 206010066054 Dysmorphism Diseases 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
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- 230000000694 effects Effects 0.000 abstract description 5
- 238000007599 discharging Methods 0.000 abstract description 4
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- 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
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- G—PHYSICS
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
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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
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Abstract
The invention discloses torsion-resistant cable performance testing equipment and a testing method, wherein the testing equipment comprises a testing table and a servo motor, the servo motor is fixedly arranged at the top of the testing table through a bracket, and an output shaft of the servo motor is fixedly connected with a threaded rod through a coupler. According to the torsion-resistant cable performance testing equipment and the testing method, the self-clamping mechanism, the torsion mechanism, the feeding mechanism and the limiting mechanism are arranged at the top of the testing table, so that when the device tests cables in batches, the automatic tightness and torsion of the cable can be achieved through cooperation of the self-clamping mechanism, the torsion mechanism and the limiting mechanism, the whole detection procedure is more compact and efficient, and the self-clamping mechanism, the torsion mechanism and the limiting mechanism are synchronously cooperated and simultaneously can also be connected through the linkage feeding mechanism, so that the device has the effects of automatic feeding and discharging, automatic tightness cooperation and synchronous torsion testing.
Description
Technical Field
The invention relates to the technical field of cable testing, in particular to a torsion-resistant cable performance testing device and a testing method.
Background
The cable is made of one or more mutually insulated conductors and an outer insulating protective layer, and the electric power or information is transmitted from one place to another place, so that the cable is used as an electric power transmission device, the product characteristics of the electric power transmission device are generally relevant to the special working environment, for example, when the electric power transmission device is used in a frequently twisted use environment, the electric cable with better torsion resistance performance must be used, and in order to ensure that the quality of the electric power transmission device meets the standard, samples are generally sampled in batches to carry out torsion test, and the necessary requirement for the torsion test of the electric cable is used in torsion test equipment, so that: CN210533900U discloses a wire and cable distortion durability testing machine, which comprises a box body, the discharge gate has been seted up to the left surface of box, the feed inlet has been seted up to the right side of box, the interior bottom wall fixedly connected with motor of box, the output of motor passes through reduction gear fixedly connected with bull stick, the last fixed surface of bull stick is connected with the gear, the carousel has been placed to the inside of box, the tooth that the left surface fixedly connected with equidistance of carousel was arranged, the through-hole has been seted up to the left surface of carousel, the inside wall fixedly connected with two symmetrical bearings of box. This wire and cable twists durability testing machine rotates through the motor circular telegram, makes the hose drive the cable and rotates, and the cable rotates and rubs the cable through the abrasive paper realization, because the both ends of cable are fixed, and the torque force that the cable produced when rotating tests the cable anti-torsion ability, avoids the cable to remove along with friction part to this practical low in production cost easily promotes.
The above-mentioned cable torsion test's effect can be reached, but because fixed establishment and torsion mechanism are separately carried out the independence and are accomplished, and still need manual intervention in the fixed cable of material loading and unloading break away from the cable process, consequently lead to current test equipment still to have not enough efficient problem to the batched test cable, and in order to avoid cable fixation and torsion to link up inseparable and need manual intervention, lead to the fact artifical frequent unloading workload height, and whole process is not inseparable convenient, finally lead to the cable test not efficient problem, therefore put forward a resistant cable performance test equipment of torsion and test method and solve current problem.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the torsion-resistant cable performance testing equipment and the testing method, which solve the problems that the cable torsion testing equipment has high labor intensity of manual frequent feeding and discharging and the whole testing process is not coordinated sufficiently tightly and conveniently, so that the batch testing efficiency of cables is not high.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a resistant distortion cable capability test equipment, includes testboard and servo motor, servo motor passes through the fixed top that sets up in the testboard of support, servo motor's output shaft passes through shaft coupling fixedly connected with threaded rod, be provided with from clamping mechanism between testboard and the threaded rod, be provided with torsion mechanism between self clamping mechanism and the testboard, the top of testboard is provided with feed mechanism, the front side of testboard is provided with stop gear through the support.
Preferably, the self-clamping mechanism comprises a first material penetrating ring, the first material penetrating ring is arranged at the top of the test bench through bearing rotation, the top of the test bench is fixedly connected with a second material penetrating ring through a support, a plurality of limit grooves are formed in one sides of the first material penetrating ring and the second material penetrating ring, a fixed clamping plate is fixedly connected to the inside of the limit grooves in a sliding mode, a first spring is fixedly connected between the fixed clamping plate and the inner wall of the limit groove, a special-shaped frame is slidably arranged at the top of the test bench, extrusion rings matched with the fixed clamping plate in use are arranged on two sides of the top of the special-shaped frame, a first thread sleeve is connected to the surface of the threaded rod in a threaded mode, and an annular pressing plate matched with the special-shaped frame in use is rotationally connected to the surface of the first thread sleeve through a bearing.
Preferably, the torsion mechanism comprises a reciprocating screw, the reciprocating screw is rotationally arranged at the top of the test bench through a bearing, a second thread bush is connected to the surface of the reciprocating screw in a threaded manner, a first tooth pressing plate is fixedly connected to the top of the second thread bush, a first gear meshed with the first tooth pressing plate is fixedly connected to the surface of the first material penetrating ring, a first bevel gear is fixedly connected to the surface of the reciprocating screw, a second bevel gear meshed with the first bevel gear is fixedly connected to the surface of the threaded rod, a sliding groove is formed in the top of the test bench, a sliding plate is connected to the inside of the sliding groove in a sliding manner, and the top of the sliding plate is fixedly connected to the bottom of the second thread bush through a support.
Preferably, the feeding mechanism comprises a storage frame, the storage frame is fixedly arranged at the top of the test bench through a support, a second toothed pressing plate is slidably arranged at the top of the test bench, a second gear meshed with the second toothed pressing plate is rotatably arranged at the top of the test bench through a bearing, a third toothed pressing plate meshed with the second gear is slidably arranged at the top of the test bench and positioned at the rear side of the second toothed pressing plate, a ramming rod matched with the storage frame for use is fixedly connected to one side of the third toothed pressing plate through a support, an L-shaped rod is rotatably connected to the top of the first threaded sleeve through a bearing, the rear side of the L-shaped rod is fixedly connected with the front side of the second toothed pressing plate, and a limiting frame matched with the limiting vertical plate in a sliding manner is fixedly connected to the top of the test bench through the support.
Preferably, the stop gear includes the draw runner plate, the draw runner plate passes through support fixed connection in the top of testboard, the rear side of draw runner plate is connected with the sliding block in a sliding way, the rear side fixedly connected with installing frame of sliding block, and one side of installing frame rotates through the surface of bearing and first thread bush and is connected, the fixed surface of first thread bush is connected with the ratchet, the equal fixedly connected with second spring in both sides of installing frame inner chamber front side, two the common fixedly connected with of rear end of second spring matches the pawl that uses with the ratchet, and the one end slip of pawl extends to the rear side of installing frame, the inside sliding connection of pawl has the non-return block, and fixedly connected with third spring between non-return block and the installing frame inner wall, the top and the bottom of non-return block front side all fixedly connected with expansion bracket, the equal fixedly connected with in top and the bottom of draw runner plate rear side matches the diagonal lever that uses with the expansion bracket.
Preferably, the top of testboard is through support fixedly connected with sleeve that resets, telescopic inside fixedly connected with fourth spring resets, the one end fixedly connected with movable rod of fourth spring, and the one end of movable rod runs through and extends to telescopic outside that resets, the one end that the movable rod extends to sleeve outside that resets is fixedly connected with one side of dysmorphism frame.
Preferably, the guide rail is arranged at the top of the test bench, a movable slide block is connected in the guide rail in a sliding manner, and the top of the movable slide block is fixedly connected with the bottom of the special-shaped frame through a bracket.
Preferably, the top of testboard is through support fixedly connected with deflector, the front side of deflector just is located and wears to expect to be connected with a plurality of transmission pole through the bearing rotation between ring and the second wears to expect to encircle.
The invention also discloses a method for testing the performance of the torsion-resistant cable, which comprises the following steps:
s1, starting a servo motor, wherein an output shaft of the servo motor drives a threaded rod to rotate, after the threaded rod rotates, a first thread bush can limit due to anti-reversion arrangement of a ratchet wheel and a pawl, the first thread bush after limiting can do translational motion on the surface of the threaded rod along with rotation of the threaded rod, when the first thread bush moves to the right side, the first thread bush can link an annular pressing plate to move, the annular pressing plate moves to the right side for a certain distance and then is separated from a special-shaped frame in a pressing fit manner, the special-shaped frame which loses stress can automatically reset through the tension of a fourth spring, the special-shaped frame after reset can drive two extrusion rings to move to the right, the extrusion rings can separate from the extrusion limit with a plurality of fixed clamping plates, and the fixed clamping plates which lose stress can recover a loose state through the tension of the first spring;
s2, the surface of the first threaded sleeve moves while driving an L-shaped rod to move through a bearing, the L-shaped rod drives a second toothed pressing plate to move, the second toothed pressing plate is meshed with a second gear when moving, the second gear is meshed with a third toothed pressing plate, the third toothed pressing plate drives a ramming rod to move leftwards after being meshed with the second gear, and the ramming rod moves leftwards to push a cable placed at the bottommost part of an inner cavity of a storage frame into a position between a first material penetrating ring and a second material penetrating ring in a centering manner, and the cable is pushed out at the same time;
s3, a ratchet wheel and a mounting frame move together during leftward movement of the first threaded sleeve, the mounting frame moves to drive a pawl, a non-return block and a telescopic frame to move, the telescopic frame gradually makes extrusion contact with a diagonal rod at the rear side of a chute plate in the moving process of the telescopic frame, the telescopic frame is forced to move backwards due to the transition between a low point and a high point in the extrusion contact process of the telescopic frame and the diagonal rod, the telescopic frame moves backwards to drive the non-return block to move, and the non-return block moves backwards to penetrate through the pawl and extend to tooth gaps of the ratchet wheel so as to replace temporary limit in return;
s4, after the cable is fed, the servo motor is reversely started, after the servo motor is reversely started, the first thread bush on the surface of the threaded rod can horizontally move leftwards and reset due to temporary reverse limit of the non-return block and the ratchet wheel, during the resetting of the first thread bush, the expansion bracket on the front side of the first thread bush can gradually press and contact with the surface of the inclined rod from high to low, after the expansion bracket contacts with the lowest part of the inclined rod inclined surface, the expansion bracket can reset through the elastic force of the third spring, the expansion bracket drives the non-return block to move forwards, the non-return block can retract into the pawl and release temporary reverse limit with the ratchet wheel after moving forwards, the first thread bush can rotate along with the servo motor after losing temporary reverse limit, the first thread bush drives the ratchet wheel to rotate after rotating, and along with the resetting of the first thread bush, the first thread bush drives the annular pressing plate to be matched with the special-shaped frame again, and after the annular pressing plate is matched with the special-shaped frame in an extrusion mode, the annular pressing plate can press a plurality of fixing clamping plates, and a plurality of fixing clamping plates can tighten after being stressed, and fix the cable;
s5, the threaded rod rotates to drive the second bevel gear to rotate, the second bevel gear is meshed with the first bevel gear after rotating, the first bevel gear is meshed to rotate to drive the reciprocating screw rod to rotate, the second thread bush on the surface of the reciprocating screw rod rotates to reciprocate back and forth, the second thread bush drives the first tooth pressing plate to move, the first tooth pressing plate continuously and reciprocally meshes with the first gear when moving, and the first gear drives the first material penetrating ring to carry out torsion test on the cable when being meshed with the first tooth pressing plate.
Preferably, two extrusion rings in S1 set up the each other, lie in left side extrusion ring and pass through setting up the spout, and the slider rotates with the dysmorphism frame to be connected, lie in right side extrusion ring and pass through support and dysmorphism frame fixed connection, rotate left side extrusion ring and set up, be convenient for follow-up first material that wears to expect that the ring carries fixed splint and left side extrusion ring extrusion cooperation, carry out torsion test to the cable.
Advantageous effects
The invention provides a torsion-resistant cable performance test device and a test method. Compared with the prior art, the method has the following beneficial effects:
according to the torsion-resistant cable performance testing equipment and the testing method, the self-clamping mechanism, the torsion mechanism, the feeding mechanism and the limiting mechanism are arranged at the top of the testing table, so that when the device tests cables in batches, automatic tightness and torsion of the cable can be achieved through cooperation of the self-clamping mechanism, the torsion mechanism and the limiting mechanism, the whole detection procedure is enabled to be connected more tightly and more efficiently, the self-clamping mechanism, the torsion mechanism and the limiting mechanism are synchronously cooperated, meanwhile, the device has the effects of automatic feeding and discharging, automatic tightness matching and synchronous torsion testing, and manual intervention can be greatly reduced through the effects of synchronous automatic feeding and discharging, automatic tightness matching and synchronous torsion testing, so that the manual labor load is high, and the testing efficiency of the cable batch is further improved through automatic tight matching.
According to the torsion-resistant cable performance testing equipment and the testing method, the guide plate is arranged at the top of the testing table, and the plurality of transmission rods are rotatably arranged at the front side of the guide plate, so that when a cable is fed and discharged, the cable can be guided through the transmission of the transmission rods, and when a subsequent cable is fed, the current testing cable can be replaced.
According to the torsion-resistant cable performance testing equipment and the testing method, the first springs are arranged between the limiting grooves and the fixed clamping plates, so that after the plurality of fixed clamping plates lose extrusion stress of the extrusion ring, the plurality of fixed clamping plates can be caused to be in a loose reset state through the tension of the first springs in different directions, and the cables can be fed and discharged subsequently.
According to the torsion-resistant cable performance testing equipment and the testing method, the reset sleeve, the fourth spring and the movable rod are arranged on one side of the special-shaped frame, so that the annular pressing plate is separated from the pressing fit with the special-shaped frame, and the special-shaped frame can synchronously carry the two pressing rings to separate from the annular pressing fit with the fixed clamping plate through the tension of the fourth spring, so that the fixed clamping plate is recovered to be in an open state.
Drawings
FIG. 1 is a schematic view of the external structure of the present invention;
FIG. 2 is a rear view of the structure of the test stand of the present invention;
FIG. 3 is an enlarged view of a portion of the invention at A in FIG. 2;
FIG. 4 is an enlarged view of a portion of the invention at B in FIG. 2;
FIG. 5 is an illustration of the internal structure of the reset sleeve of the present invention;
FIG. 6 is a schematic view of the structure of the self-clamping mechanism of the present invention;
FIG. 7 is a schematic diagram of a top view of a spacing mechanism according to the present invention;
FIG. 8 is a schematic diagram showing a rear view of the spacing mechanism of the present invention;
FIG. 9 is a schematic view showing the internal structure of the mounting frame of the present invention;
FIG. 10 is a schematic view of the internal structure of the pawl of the present invention;
fig. 11 is a cross-sectional view of a storage frame structure of the present invention.
In the figure: 1. a test bench; 2. a servo motor; 3. a threaded rod; 4. a self-clamping mechanism; 401. a first material penetrating ring; 402. a second material penetrating ring; 403. a limit groove; 4031. a fixed clamping plate; 404. a first spring; 405. a special-shaped frame; 406. a pressing ring; 407. a first threaded sleeve; 408. an annular pressing plate; 5. a torsion mechanism; 501. a reciprocating screw; 502. a second threaded sleeve; 503. a first toothed platen; 504. a first gear; 505. a first bevel gear; 506. a second bevel gear; 507. a sliding groove; 508. a slide plate; 6. a feeding mechanism; 601. a storage frame; 602. a second toothed platen; 603. a second gear; 604. a third toothed platen; 605. a ramming rod; 606. an L-shaped rod; 607. a limiting vertical plate; 608. a limit frame; 7. a limiting mechanism; 701. a chute plate; 702. a sliding block; 703. a mounting frame; 704. a ratchet wheel; 705. a second spring; 706. a pawl; 707. a non-return block; 708. a third spring; 709. a telescopic frame; 7091. a diagonal rod; 8. resetting the sleeve; 9. a fourth spring; 10. a movable rod; 11. a guide rail; 12. moving the slide block; 13. a guide plate; 14. and a transmission rod.
Description of the embodiments
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-11, the present invention provides a technical solution: the utility model provides a resistant distortion cable performance test equipment, includes testboard 1 and servo motor 2, and servo motor 2 passes through the fixed top that sets up in testboard 1 of support, and servo motor 2's output shaft passes through shaft coupling fixedly connected with threaded rod 3.
For the automatic tightness of the test cable, as a preferred embodiment, a self-clamping mechanism 4 is arranged between the test bench 1 and the threaded rod 3, the self-clamping mechanism 4 comprises a first material penetrating ring 401, the first material penetrating ring 401 is rotatably arranged at the top of the test bench 1 through a bearing, a second material penetrating ring 402 is fixedly connected to the top of the test bench 1 and positioned at one side of the first material penetrating ring 401 through a bracket, a guide plate 13 is fixedly connected to the top of the test bench 1 through a bracket, a plurality of transmission rods 14 are rotatably connected to the front side of the guide plate 13 and positioned between the first material penetrating ring 401 and the second material penetrating ring 402 through a bearing, a plurality of limit grooves 403 are respectively arranged at one sides of the first material penetrating ring 401 and the second material penetrating ring 402, a fixed clamping plate 4031 is slidably connected to the inside of the limit groove 403, a first spring 404 is fixedly connected between the fixed clamping plate 4031 and the inner wall of the limit groove 403, a special-shaped frame 405 is slidably arranged at the top of the test bench 1, the top of the test bench 1 is fixedly connected with a reset sleeve 8 through a bracket, the inside of the reset sleeve 8 is fixedly connected with a fourth spring 9, one end of the fourth spring 9 is fixedly connected with a movable rod 10, one end of the movable rod 10 penetrates through and extends to the outside of the reset sleeve 8, one end of the movable rod 10 extending to the outside of the reset sleeve 8 is fixedly connected with one side of a special-shaped frame 405, the top of the test bench 1 is provided with a guide rail 11, the inside of the guide rail 11 is slidably connected with a movable slide block 12, the top of the movable slide block 12 is fixedly connected with the bottom of the special-shaped frame 405 through the bracket, both sides of the top of the special-shaped frame 405 are respectively provided with an extrusion ring 406 matched with a fixed clamping plate 4031, the surface of the threaded rod 3 is in threaded connection with a first threaded sleeve 407, the surface of the first threaded sleeve 407 is rotationally connected with an annular pressing plate 408 matched with the special-shaped frame 405 through a bearing, as a detailed explanation: the fixed clamping plates 4031 on the same side are arranged in an annular equidistant array, and the fixed clamping plates 4031 are in a right-angle trapezoid shape.
For the convenience of torsion testing of cables, a torsion mechanism 5 is arranged between the self-clamping mechanism 4 and the test bench 1, the torsion mechanism 5 comprises a reciprocating screw rod 501, the reciprocating screw rod 501 is rotatably arranged at the top of the test bench 1 through a bearing, a second thread bush 502 is connected to the surface of the reciprocating screw rod 501 in a threaded manner, a first tooth pressing plate 503 is fixedly connected to the top of the second thread bush 502, a first gear 504 meshed with the first tooth pressing plate 503 is fixedly connected to the surface of the first material penetrating ring 401, a first bevel gear 505 is fixedly connected to the surface of the reciprocating screw rod 501, a second bevel gear 506 meshed with the first bevel gear 505 is fixedly connected to the surface of the threaded rod 3, a sliding groove 507 is formed in the top of the test bench 1, a sliding plate 508 is connected to the inside of the sliding groove 507 in a sliding manner, and the top of the sliding plate 508 is fixedly connected to the bottom of the second thread bush 502 through a bracket.
As a preferred embodiment, for facilitating cable loading and unloading, the top of the test bench 1 is provided with a loading mechanism 6, the loading mechanism 6 includes a storage frame 601, the storage frame 601 is fixedly arranged at the top of the test bench 1 through a bracket, the top of the test bench 1 is slidably provided with a second toothed pressing plate 602, the top of the test bench 1 is rotatably provided with a second gear 603 meshed with the second toothed pressing plate 602 through a bearing, the top of the test bench 1 and the rear side of the second toothed pressing plate 602 are slidably provided with a third toothed pressing plate 604 meshed with the second gear 603, one side of the third toothed pressing plate 604 is fixedly connected with a ramming rod 605 matched with the storage frame 601 through a bracket, the top of the first threaded sleeve 407 is rotatably connected with an L-shaped rod 606 through a bearing, the rear side of the L-shaped rod 606 is fixedly connected with a limiting frame 608 matched with the limiting vertical plate 607 through a bracket, and the top of the test bench 1 is fixedly connected with the limiting frame 608 slidably matched with the limiting vertical plate 607 as a detailed explanation: a moving groove is formed in the top of the test board 1, a moving block is connected in the groove in a sliding mode, and the moving block is fixedly connected with the bottom of the third tooth pressing plate 604 through a support.
In order to enable the self-clamping mechanism 4, the torsion mechanism 5 and the feeding mechanism 6 to be in tight engagement and fit, a limiting mechanism 7 is arranged on the front side of the test bench 1 through a bracket, the limiting mechanism 7 comprises a sliding groove plate 701, the sliding groove plate 701 is fixedly connected to the top of the test bench 1 through the bracket, a sliding block 702 is connected to the rear side of the sliding groove plate 701 in a sliding manner, a mounting frame 703 is fixedly connected to the rear side of the sliding block 702, one side of the mounting frame 703 is rotatably connected with the surface of a first threaded sleeve 407 through a bearing, a ratchet 704 is fixedly connected to the surface of the first threaded sleeve 407, second springs 705 are fixedly connected to both sides of the front side of an inner cavity of the mounting frame 703, pawls 706 matched with the ratchet 704 are fixedly connected to the rear ends of the two second springs 705 together, one ends of the pawls 706 slide and extend to the rear side of the mounting frame 703, a non-return block 707 is connected to the inner side of the pawl 706 in a sliding manner, a third spring 708 is fixedly connected between the non-return block 707 and the inner wall of the mounting frame 703, both the top and the bottom of the non-return block 703 are fixedly connected to the top and the bottom of the sliding block 709, and the top of the telescopic frame 709 is fixedly connected to the top and the bottom of the telescopic frame 709 is matched with a telescopic frame 7091.
The invention also discloses a method for testing the performance of the torsion-resistant cable, which comprises the following steps:
s1, starting a servo motor 2, wherein an output shaft of the servo motor 2 drives a threaded rod 3 to rotate after the servo motor 2 is started, a first threaded sleeve 407 is limited due to anti-reversion arrangement of a ratchet 704 and a pawl 706 after the threaded rod 3 rotates, the limited first threaded sleeve 407 moves horizontally on the surface of the threaded rod 3 along with rotation of the threaded rod 3, when the first threaded sleeve 407 moves rightwards, the first threaded sleeve 407 is linked with an annular pressing plate 408 to move, the annular pressing plate 408 moves rightwards for a certain distance and then is separated from a special-shaped frame 405 in a pressing fit, the stressed special-shaped frame 405 automatically resets through tension of a fourth spring 9, the reset special-shaped frame 405 drives two pressing rings 406 to move rightwards, the pressing rings 406 are separated from the pressing limit through tension of a plurality of fixed clamping plates 4031 after the pressing rings 406 move, the stressed fixed clamping plates 4031 are restored to a loose state through tension of the first springs 404, the two pressing rings 406 are respectively arranged differently, the sliding blocks are rotationally connected with the special-shaped frame 405 through a sliding groove, the right pressing ring 406 is fixedly connected with the special-shaped frame 405 through a bracket, the left pressing ring 406 is rotationally arranged, and then the first pressing ring 406 is conveniently arranged to carry a first pressing ring 401 to press a cable for torsion test;
s2, the surface of the first threaded sleeve 407 is driven to move through a bearing while the surface of the first threaded sleeve 407 is also driven to move through an L-shaped rod 606, the L-shaped rod 606 drives a second toothed pressing plate 602 to move, the second toothed pressing plate 602 is meshed with a second gear 603 when moving, the second gear 603 is meshed with a third toothed pressing plate 604, the third toothed pressing plate 604 is meshed with the second gear 603, the third toothed pressing plate 604 drives a ramming rod 605 to move leftwards after the third toothed pressing plate 604 is meshed with the second gear 603, and the ramming rod 605 moves leftwards to push a cable placed at the bottommost part of an inner cavity of a storage frame 601 into a space between the first material penetrating ring 401 and the second material penetrating ring 402 in a centering manner, and the original test cable is ejected out after pushing;
s3, the ratchet wheel 704 and the mounting frame 703 move together during leftward movement of the first threaded sleeve 407, the movement of the mounting frame 703 drives the pawl 706, the non-return block 707 and the telescopic frame 709 to move, the telescopic frame 709 gradually makes extrusion contact with the inclined rod 7091 at the rear side of the chute board 701 during movement, the telescopic frame 709 is stressed to move backwards due to the transition between a low point and a high point during extrusion contact with the inclined rod 7091, the backward movement of the telescopic frame 709 drives the non-return block 707 to move, and the non-return block 707 moves backwards to pass through the inside of the pawl 706 and extend to tooth gaps of the ratchet wheel 704 so as to replace temporary limit in return;
s4, after a cable is fed, the servo motor 2 is reversely started, after the servo motor 2 is reversely started, the first threaded sleeve 407 on the surface of the threaded rod 3 can horizontally move and reset leftwards due to temporary reverse limit of the check block 707 and the ratchet wheel 704, during the reset period of the first threaded sleeve 407, the telescopic frame 709 on the front side of the first threaded sleeve 407 gradually makes extrusion contact with the surface of the inclined rod 7091 from high to low, after the telescopic frame 709 contacts the lowest inclined surface of the inclined rod 7091, the telescopic frame 709 is reset through the elastic force of the third spring 708, the check block 707 drives the check block 707 to move forwards, the check block 707 moves forwards and then retracts into the pawl 706 and releases temporary reverse limit with the ratchet wheel 704, the first threaded sleeve 407 can rotate together with the servo motor 2 after losing the temporary reverse limit, the first threaded sleeve 407 drives the ratchet wheel 704 to rotate, and as the first threaded sleeve 407 resets, the annular pressing plate 408 can be driven to be in extrusion fit with the special-shaped frame 405 again, after the annular pressing plate 408 is extrusion fit with the special-shaped frame 405, the extrusion ring 406 can extrude a plurality of fixed clamping plates 4031, and the fixed clamping plates 4031 can be tightened and fixed by the fixed clamping plates;
s5, the threaded rod 3 drives the second bevel gear 506 to rotate during rotation, the second bevel gear 506 is meshed with the first bevel gear 505 after rotating, the first bevel gear 505 drives the reciprocating screw rod 501 to rotate after meshing rotation, the second thread bush 502 on the surface of the reciprocating screw rod 501 can reciprocate back and forth after rotating, the second thread bush 502 drives the first toothed pressing plate 503 to move, the first toothed pressing plate 503 continuously meshes with the first gear 504 in a reciprocating manner when moving, and the first gear 504 drives the first material penetrating ring 401 to perform torsion test on the cable when meshing with the first toothed pressing plate 503.
Claims (10)
1. The utility model provides a resistant distortion cable capability test equipment, includes testboard (1) and servo motor (2), servo motor (2) are fixed to be set up in the top of testboard (1), its characterized in that through the support: the output shaft of servo motor (2) passes through shaft coupling fixedly connected with threaded rod (3), be provided with from clamping mechanism (4) between testboard (1) and threaded rod (3), be provided with torsion mechanism (5) between from clamping mechanism (4) and testboard (1), the top of testboard (1) is provided with feed mechanism (6), the front side of testboard (1) is provided with stop gear (7) through the support.
2. The twist-resistant cable performance test device of claim 1 wherein: the self-clamping mechanism (4) comprises a first material penetrating ring (401), the first material penetrating ring (401) is rotationally arranged at the top of the test bench (1) through a bearing, the top of the test bench (1) is fixedly connected with a second material penetrating ring (402) through a support, one sides of the first material penetrating ring (401) and the second material penetrating ring (402) are respectively provided with a plurality of limit grooves (403), the inside of the limit grooves (403) is slidingly connected with a fixed clamping plate (4031), a first spring (404) is fixedly connected between the fixed clamping plate (4031) and the inner wall of the limit grooves (403), a special-shaped frame (405) is slidingly arranged at the top of the test bench (1), two sides of the top of the special-shaped frame (405) are respectively provided with an extrusion ring (406) which is matched with the fixed clamping plate (4031), the surface of the threaded rod (3) is in threaded connection with a first threaded sleeve (407), and the surface of the first threaded sleeve (407) is rotationally connected with the special-shaped clamping plate (408) through the bearing.
3. The twist-resistant cable performance test device of claim 1 wherein: the torsion mechanism (5) comprises a reciprocating screw (501), the reciprocating screw (501) is rotationally arranged at the top of the test bench (1) through a bearing, a second thread bush (502) is connected to the surface of the reciprocating screw (501) in a threaded mode, a first tooth pressing plate (503) is fixedly connected to the top of the second thread bush (502), a first gear (504) meshed with the first tooth pressing plate (503) is fixedly connected to the surface of the first material penetrating ring (401), a first bevel gear (505) is fixedly connected to the surface of the reciprocating screw (501), a second bevel gear (506) meshed with the first bevel gear (505) is fixedly connected to the surface of the threaded rod (3), a sliding groove (507) is formed in the top of the test bench (1), and a sliding plate (508) is fixedly connected to the inside of the sliding groove (507) in a sliding mode, and the top of the sliding plate (508) is fixedly connected to the bottom of the second thread bush (502) through a support.
4. The twist-resistant cable performance test device of claim 1 wherein: the feeding mechanism (6) comprises a storage frame (601), the storage frame (601) is fixedly arranged at the top of the test bench (1) through a support, a second toothed pressing plate (602) is slidably arranged at the top of the test bench (1), a second gear (603) meshed with the second toothed pressing plate (602) is rotatably arranged at the top of the test bench (1) through a bearing, a third toothed pressing plate (604) meshed with the second gear (603) is slidably arranged at the top of the test bench (1) and positioned at the rear side of the second toothed pressing plate (602), a ramming rod (605) matched with the storage frame (601) in a matched mode is fixedly connected to one side of the third toothed pressing plate (604) through a support, an L-shaped rod (606) is rotatably connected to the top of the first threaded sleeve (407) through a bearing, the rear side of the L-shaped rod (606) is fixedly connected with a limiting vertical plate (607) through the front side of the second toothed pressing plate (602), and the top of the test bench (1) is fixedly connected with the limiting vertical plate (607) through the support.
5. The twist-resistant cable performance test device of claim 1 wherein: the limiting mechanism (7) comprises a sliding groove plate (701), the sliding groove plate (701) is fixedly connected to the top of the test bench (1) through a support, a sliding block (702) is connected to the rear side of the sliding groove plate (701), a mounting frame (703) is fixedly connected to the rear side of the sliding block (702), one side of the mounting frame (703) is rotatably connected with the surface of a first threaded sleeve (407) through a bearing, a ratchet wheel (704) is fixedly connected to the surface of the first threaded sleeve (407), a second spring (705) is fixedly connected to two sides of the front side of an inner cavity of the mounting frame (703), pawls (706) matched with the ratchet wheel (704) are fixedly connected to the rear ends of the second springs (705), one ends of the pawls (706) slide and extend to the rear side of the mounting frame (703), a third spring (708) is fixedly connected between the inner walls of the mounting frame (703), and the front side of the pawl (706) and the inner wall of the mounting frame (703) are fixedly connected with a telescopic rod (707), and the bottom of the telescopic rod (709) is fixedly connected to the bottom of the telescopic rod (709) by the telescopic rod (709).
6. A twist-resistant cable performance test device according to claim 2, wherein: the top of testboard (1) is through support fixedly connected with sleeve (8) that resets, the inside fixedly connected with fourth spring (9) of sleeve (8) that resets, the one end fixedly connected with movable rod (10) of fourth spring (9), and the one end of movable rod (10) runs through and extends to the outside of sleeve (8) that resets, the one end that movable rod (10) extends to sleeve (8) outside that resets and one side fixed connection of dysmorphism frame (405).
7. A twist-resistant cable performance test device according to claim 2, wherein: the top of testboard (1) has seted up guided way (11), the inside sliding connection of guided way (11) has movable slide (12), and the top of movable slide (12) is through the bottom fixed connection of support and dysmorphism frame (405).
8. A twist-resistant cable performance test device according to claim 2, wherein: the top of testboard (1) is through support fixedly connected with deflector (13), the front side of deflector (13) just is located and wears to expect between ring (401) and the second and wear to expect ring (402) through the bearing rotation and be connected with a plurality of transmission pole (14).
9. A torsion-resistant cable performance test method is characterized in that: the method specifically comprises the following steps:
s1, starting a servo motor (2), wherein an output shaft of the servo motor (2) drives a threaded rod (3) to rotate after the servo motor (2) is started, a first thread sleeve (407) can limit due to anti-reversion arrangement of a ratchet wheel (704) and a pawl (706) after the threaded rod (3) rotates, the limited first thread sleeve (407) can do translational motion on the surface of the threaded rod (3) along with rotation of the threaded rod (3), when the first thread sleeve (407) moves rightwards, the first thread sleeve (407) can be linked with an annular pressing plate (408) to move, the annular pressing plate (408) can be separated from a pressing fit with a special-shaped frame (405) after moving rightwards for a certain distance, the special-shaped frame (405) losing stress can be reset by self through tension of a fourth spring (9), the special-shaped frame (405) after reset can drive two extrusion rings (406) to move rightwards, the extrusion rings (406) can be separated from a plurality of fixed clamping plates (4031) to be extrusion limited, and the fixed clamping plates (4031) losing stress can recover a loose state through tension of the first spring (404);
s2, when the first thread bush (407) moves, the surface of the first thread bush also drives an L-shaped rod (606) to move through a bearing, the L-shaped rod (606) drives a second toothed pressing plate (602) to move, the second toothed pressing plate (602) is meshed with a second gear (603) when moving, the second gear (603) is meshed with a third toothed pressing plate (604), after the third toothed pressing plate (604) is meshed with the second gear (603), the third toothed pressing plate (604) drives a ramming rod (605) to move leftwards, and when the ramming rod (605) moves leftwards, a cable which is placed at the bottommost part of an inner cavity of a storage frame (601) is centered and pushed between a first material penetrating ring (401) and a second material penetrating ring (402), and an original test cable is ejected out when being pushed in;
s3, a ratchet wheel (704) and a mounting frame (703) move along with the ratchet wheel (704) during leftward movement, the mounting frame (703) moves to drive a pawl (706), a non-return block (707) and a telescopic frame (709) to move, the telescopic frame (709) is gradually in extrusion contact with a diagonal rod (7091) at the rear side of a chute plate (701) during movement, the telescopic frame (709) is stressed to move backwards due to transition between a low point and a high point during extrusion contact with the diagonal rod (7091), the telescopic frame (709) moves backwards to drive the non-return block (707) to move, and the non-return block (707) moves backwards to penetrate through the pawl (706) and extend to a tooth gap of the ratchet wheel (704) to replace temporary limit of return;
s4, after the cable is fed, the servo motor (2) is reversely started, after the servo motor (2) is reversely started, the first thread bushing (407) on the surface of the threaded rod (3) can move forwards due to temporary reverse limiting of the reverse blocking block (707) and the ratchet wheel (704), left translation reset is carried out, during the reset period of the first thread bushing (407), the telescopic bracket (709) on the front side of the first thread bushing (407) can gradually press and contact with the surface of the inclined rod (7091) from high to low, after the telescopic bracket (709) contacts the lowest inclined surface of the inclined rod (7091), the elastic force of the third spring (708) is reset, the telescopic bracket (709) drives the reverse blocking block (707) to move forwards, the reverse blocking block (707) can retract into the pawl (706) after moving forwards and release temporary reverse limiting with the ratchet wheel (704), the first thread bushing (407) can rotate together with the servo motor (2) after the temporary reverse limiting is lost, the first thread bushing (407) rotates, the ratchet wheel (704) is driven to rotate, the first thread bushing (407) is reset, the first thread bushing (407) can drive the annular clamp plate (408) to press and the annular clamp plate (405) to be matched with the annular clamp plate (405) in a pressing mode, the annular clamp plate (405) is extruded and matched with the annular clamp plate (405) in a certain mode, the fixed clamping plates (4031) can tighten and fix the cable after being stressed;
s5, the threaded rod (3) rotates and drives the second bevel gear (506) to rotate, the second bevel gear (506) rotates and then is meshed with the first bevel gear (505), the first bevel gear (505) drives the reciprocating screw rod (501) to rotate after being meshed and rotated, the second thread bush (502) on the surface of the reciprocating screw rod (501) rotates and then reciprocates, the second thread bush (502) drives the first toothed pressing plate (503) to move, the first toothed pressing plate (503) continuously and reciprocally meshes with the first gear (504) when moving, and the first gear (504) drives the first material penetrating ring (401) to carry out torsion test on the cable when meshed with the first toothed pressing plate (503).
10. The method for testing the performance of the torsion-resistant cable according to claim 9, wherein: two extrusion rings (406) in S1 set up the different, lie in left side extrusion ring (406) through setting up the spout, slider and dysmorphism frame (405) rotate to be connected, lie in right side extrusion ring (406) through support and dysmorphism frame (405) fixed connection, rotate left side extrusion ring (406) and set up, be convenient for follow-up first material ring (401) carry fixed splint (4031) and left side extrusion ring (406) extrusion cooperation, carry out torsion test to the cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202310224077.6A CN116429601A (en) | 2023-03-10 | 2023-03-10 | Torsion-resistant cable performance test equipment and test method |
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| CN202310224077.6A CN116429601A (en) | 2023-03-10 | 2023-03-10 | Torsion-resistant cable performance test equipment and test method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117288584A (en) * | 2023-11-23 | 2023-12-26 | 山东万达海缆有限公司 | Tension-torsion balance testing device for dynamic cable |
| CN117538142A (en) * | 2023-11-17 | 2024-02-09 | 中通服慧展科技有限公司 | Fixing equipment for photoelectric combined cable |
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2023
- 2023-03-10 CN CN202310224077.6A patent/CN116429601A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117538142A (en) * | 2023-11-17 | 2024-02-09 | 中通服慧展科技有限公司 | Fixing equipment for photoelectric combined cable |
| CN117288584A (en) * | 2023-11-23 | 2023-12-26 | 山东万达海缆有限公司 | Tension-torsion balance testing device for dynamic cable |
| CN117288584B (en) * | 2023-11-23 | 2024-01-23 | 山东万达海缆有限公司 | Tension-torsion balance testing device for dynamic cable |
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