CN112461680A - Reciprocating torsion test equipment for cable - Google Patents
Reciprocating torsion test equipment for cable Download PDFInfo
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- CN112461680A CN112461680A CN202011286916.XA CN202011286916A CN112461680A CN 112461680 A CN112461680 A CN 112461680A CN 202011286916 A CN202011286916 A CN 202011286916A CN 112461680 A CN112461680 A CN 112461680A
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- 238000009434 installation Methods 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
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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
- G01N3/22—Investigating strength properties of solid materials by application of mechanical stress by applying steady torsional forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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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
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/06—Special adaptations of indicating or recording means
- G01N3/062—Special adaptations of indicating or recording means with mechanical indicating or recording means
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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
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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
- G01N2203/0021—Torsional
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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
- G01N2203/02—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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Abstract
The invention relates to the technical field of cable test equipment, and discloses reciprocating torsion test equipment for cables, which comprises a base, wherein vertical plates are symmetrically and fixedly connected to the upper surface of the base, a supporting plate is fixedly connected to the side wall of one vertical plate, a servo motor is fixedly mounted on the supporting plate, a lead screw is fixedly connected to the output end of the servo motor, the other end of the lead screw penetrates through the corresponding vertical plate and is rotatably connected with the other vertical plate through a first bearing, a matched lead screw nut is sleeved on the lead screw in a threaded manner, a moving block is fixedly sleeved on the outer side of the lead screw nut, the lower surface of the moving block is rotatably connected with a rotating rod through a bearing seat, and the other end of the rotating rod is. This a reciprocal test equipment that twists reverse for cable not only makes things convenient for the cable to carry out reciprocal torsion test, and the convenience is controlled the degree of torsion as required moreover to effectively guarantee the test effect of detection of cable.
Description
Technical Field
The invention relates to the technical field of cable test equipment, in particular to reciprocating torsion test equipment for a cable.
Background
The cable is an electric energy or signal transmission device, usually consists of several or several groups of conducting wires, and finished product detection is the last important link in the cable manufacturing process, and determines whether the raw material selection, the structural design and the process of the cable are reasonable and whether the cable meets related standards.
In the prior art, the cable is inconvenient to carry out the reciprocal torsion test to the cable in the testing process, and the degree of torsion of the cable is inconvenient to control as required in the testing process, so that the testing effect of the cable cannot form clear contrast, and the testing and detecting effect of the cable is influenced.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the reciprocating torsion test equipment for the cable, which has the advantage of conveniently controlling the reciprocating torsion degree, and solves the problems that in the prior art, the cable is inconvenient to carry out the reciprocating torsion test, and the reciprocating torsion degree is inconvenient to control as required, so that the cable test detection effect is influenced.
(II) technical scheme
In order to realize the purpose of conveniently controlling the reciprocating torsion degree, the invention provides the following technical scheme: a reciprocating torsion test device for cables comprises a base, vertical plates are symmetrically and fixedly connected to the upper surface of the base, a supporting plate is fixedly connected to the side wall of each vertical plate, a servo motor is fixedly mounted on the supporting plate, the output end of the servo motor is fixedly connected with a lead screw, the other end of the lead screw penetrates through the corresponding vertical plate and is rotatably connected with the other vertical plate through a first bearing, a matched lead screw nut is sleeved on the lead screw in a threaded manner, a moving block is fixedly sleeved on the outer side of the lead screw nut, the lower surface of the moving block is rotatably connected with a rotating rod through a bearing seat, the other end of the rotating rod is connected with a cable torsion disc through a dismounting mechanism, a rack rod is fixedly connected between the two vertical plates and is arranged below the lead screw, a gear is fixedly sleeved on the outer rod wall of the rotating rod and is meshed with the rack, a guide rod is arranged above the screw rod and fixedly connected between the two vertical plates, a matched guide sleeve is sleeved on the guide rod in a sliding manner, and the guide sleeve is fixedly connected with the moving block through a vertical rod, a matched sliding ring is sleeved on the guide rod in a sliding manner, and one side of the sliding ring close to the guide sleeve is fixedly provided with a current conversion switch, a threaded rod is arranged above the guide rod, and the threaded rod is fixedly connected between the two vertical plates, a matched threaded sleeve is sleeved on the threaded rod in a threaded manner, an annular gap is arranged on one end edge of the threaded sleeve, and the annular gap is rotatably connected with a moving ring through a second bearing, the moving ring is sleeved on the threaded rod, and the movable ring is movably connected with the threaded rod, the bottom end of the movable ring is fixedly connected with a linkage rod, and the other end of the linkage rod is fixedly connected with the sliding ring.
Preferably, dismouting mechanism includes the commentaries on classics round pin of symmetry fixed connection in cable torsion dish axle center department, the butt joint piece of the equal fixedly connected with semi-cylinder structure of commentaries on classics round pin tip that bull stick and correspond, and two butt joint piece setting of laminating each other, two the outside of butt joint piece all is equipped with the external screw thread, the bull stick is equipped with the rotary drum of matching with commentaries on classics round pin common cover, be equipped with on the inner tube wall of rotary drum with external screw thread assorted internal thread, and rotary drum and the common threaded connection of two butt joint pieces.
Preferably, T type spout has been seted up to the upper surface of base, and sliding connection has the T type slider of matching in the T type spout, the last fixed surface of T type slider is connected with the bracing piece, the top of bracing piece seted up with changeing round pin assorted turn trough, the commentaries on classics round pin of cable torsion dish lower surface extends to the turn trough and sets up, and changes round pin and turn trough and rotate and be connected.
Preferably, the outer rod wall of the guide rod is provided with uniformly distributed scale marks.
Preferably, a matched protective sleeve is fixedly installed at the joint of the guide sleeve and the guide rod.
Preferably, the cross sections of the rotating rod and the rotating pin are the same, and the axes of the rotating rod and the rotating pin are overlapped.
Preferably, a ball groove is formed in one side, close to the bottom of the T-shaped sliding groove, of the T-shaped sliding block, matched balls are installed in the ball groove in a rolling mode, one end, far away from the bottom of the ball groove, of each ball penetrates through a notch of each ball groove and extends outwards, and is in rolling connection with the bottom of the T-shaped sliding groove.
(III) advantageous effects
Compared with the prior art, the invention provides a reciprocating torsion test device for cables, which has the following beneficial effects:
1. the reciprocating torsion test device for the cable is characterized in that a servo motor, a lead screw nut, a moving block, a rotating rod, a cable torsion disc, a rack rod, a gear, a guide rod, a guide sleeve, a vertical rod, a sliding ring, a current transfer switch, a threaded rod, a threaded sleeve, a moving ring and a linkage rod are arranged, one end of a cable to be tested is fixed on the cable torsion disc, the servo motor is started to drive the lead screw to rotate, so that the lead screw nut in threaded connection drives the moving block to move, the moving block drives the guide sleeve to slide along the guide rod through the vertical rod, meanwhile, the moving block drives the rotating rod in rotating connection to synchronously and horizontally move, the gear sleeved on the rotating rod is meshed with the rack rod, therefore, the rotating rod can rotate in the moving process, the rotating rod drives the cable torsion disc to synchronously rotate, the torsion test of the cable is convenient, when the guide sleeve touches, will switch over the current direction, thereby change servo motor's direction of rotation, and then make screw-nut reverse motion, make the bull stick drive cable torsion dish reverse rotation, realize reciprocal torsion test, rotate the threaded sleeve on the threaded rod, conveniently drive the shifting ring along threaded rod horizontal migration, the shifting ring passes through the gangbar and drives the slip ring along the guide bar synchronous slip, thereby conveniently regulate and control current transfer switch position as required, make the convenient as required control of the rotation degree of cable torsion dish, and then conveniently control the degree of torsion of cable, make the experimental effect of cable can form clear and definite contrast, thereby effectively guarantee the experimental detection effect of cable.
2. This a reciprocal torsion test equipment for cable, through setting up the bull stick, the cable twists reverse the dish, the commentaries on classics round pin, butt joint piece and rotary drum, it makes its and two butt joint piece separations of laminating each other to rotate the rotary drum, can make the cable twist reverse the dish and separate with the bull stick, it is corresponding with the bull stick to twist reverse the round pin of dish axle center department with the cable, and make the butt joint piece of commentaries on classics round pin and bull stick tip laminate each other, it makes its and two mutual joint piece common threaded connection who laminates to rotate the rotary drum, can accomplish the installation of cable twisting the dish, thereby make the cable twist reverse the dish convenience and carry out quick assembly disassembly as required.
Drawings
Fig. 1 is a schematic structural diagram of a reciprocating torsion testing apparatus for cables according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of portion B of FIG. 1;
fig. 4 is an enlarged view of a portion C in fig. 1.
In the figure: the device comprises a base 1, a vertical plate 2, a support plate 3, a servo motor 4, a lead screw 5, a lead screw nut 6, a moving block 7, a rotating rod 8, a cable twisting disc 9, a rack rod 10, a gear 11, a guide rod 12, a guide sleeve 13, a vertical rod 14, a sliding ring 15, a current change-over switch 16, a threaded rod 17, a threaded sleeve 18, a moving ring 19, a linkage rod 20, a rotating pin 21, an abutting block 22, a rotating cylinder 23, a sliding chute 24T, a sliding block 25T, a supporting rod 26, a protective sleeve 27 and a ball 28.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a reciprocating torsion testing apparatus for cables comprises a base 1, vertical plates 2 are symmetrically and fixedly connected to the upper surface of the base 1, a supporting plate 3 is fixedly connected to the side wall of one of the vertical plates 2, a servo motor 4 is fixedly mounted on the supporting plate 3, a lead screw 5 is fixedly connected to the output end of the servo motor 4, the other end of the lead screw 5 penetrates through the corresponding vertical plate 2 and is rotatably connected to the other vertical plate 2 through a first bearing, a matched lead screw nut 6 is sleeved on the lead screw 5 through a thread, a moving block 7 is fixedly sleeved on the outer side of the lead screw nut 6, the lower surface of the moving block 7 is rotatably connected to a rotating rod 8 through a bearing seat, the other end of the rotating rod 8 is connected to a cable torsion plate 9 through a dismounting mechanism, a rack rod 10 is fixedly connected between the two vertical plates 2, the rack rod 10 is disposed below the lead screw 5, a, a gear 11 is meshed with a rack rod 10, a guide rod 12 is arranged above a screw rod 5, the guide rod 12 is fixedly connected between two vertical plates 2, a matched guide sleeve 13 is sleeved on the guide rod 12 in a sliding manner, the guide sleeve 13 is fixedly connected with a moving block 7 through a vertical rod 14, a matched sliding ring 15 is sleeved on the guide rod 12 in a sliding manner, a current conversion switch 16 is fixedly installed on one side of the sliding ring 15 close to the guide sleeve 13, a threaded rod 17 is arranged above the guide rod 12, the threaded rod 17 is fixedly connected between the two vertical plates 2, a matched threaded sleeve 18 is sleeved on the threaded rod 17 in a threaded manner, an annular opening is arranged on one edge of the threaded sleeve 18, a moving ring 19 is rotatably connected in the annular opening through a second bearing, the moving ring 19 is sleeved on the threaded rod 17 and is movably connected with the threaded rod 17, a linkage rod 20 is fixedly connected to the bottom end of the moving ring 19, the other end of the linkage rod 20 is fixedly connected with the sliding ring 15, one end of a cable to be tested is fixed on the cable torsion disc 9, the servo motor 4 is started to drive the lead screw 5 to rotate, so that the lead screw nut 6 in threaded connection drives the movable block 7 to move, the movable block 7 drives the guide sleeve 13 to slide along the guide rod 12 through the vertical rod 14, meanwhile, the movable block 7 drives the rotating rod 8 in rotating connection to synchronously and horizontally move, the gear 11 sleeved on the rotating rod 8 is meshed with the rack rod 10, therefore, the rotating rod 8 can rotate in the moving process, the rotating rod 8 drives the cable torsion disc 9 to synchronously rotate, so that the torsion test of the cable is convenient, when the guide sleeve 13 touches the flow change switch 16 on the side wall of the sliding ring 15, the current direction is switched, so that the rotating direction of the servo motor 4 is changed, the lead screw nut 6 moves reversely, and the rotating rod 8 drives the cable torsion disc 9 to reversely, realize reciprocal torsion test, the threaded sleeve 18 on the rotation threaded rod 17, conveniently drive the shift ring 19 along threaded rod 17 horizontal migration, shift ring 19 drives slip ring 15 along guide bar 12 synchronous slip through gangbar 20, thereby conveniently regulate and control current change-over switch 16 positions as required, make the rotation degree of cable torsion dish 9 conveniently control as required, and then conveniently control the torsion degree of cable, make the experimental effect of cable can form clear and definite contrast, thereby effectively guarantee the experimental detection effect of cable.
The dismounting mechanism comprises rotating pins 21 which are symmetrically and fixedly connected at the axle center of the cable torsion disc 9, the rotating rod 8 and the corresponding end part of the rotating pin 21 are fixedly connected with butt-joint blocks 22 with a semi-cylinder structure, the two butt-joint blocks 22 are mutually attached, the outer sides of the two butt-joint blocks 22 are respectively provided with an external thread, the rotating rod 8 and the rotating pin 21 are jointly sleeved with a matched rotating drum 23, the inner cylinder wall of the rotating drum 23 is provided with an internal thread matched with the external thread, the rotating drum 23 is jointly in threaded connection with the two butt-joint blocks 22, the rotating drum 23 is rotated to be separated from the two butt-joint blocks 22 which are mutually attached, the cable torsion disc 9 is separated from the rotating rod 8, the rotating pins 21 at the axle center of the cable torsion disc 9 correspond to the rotating rod 8, the rotating pins 21 and the butt-joint blocks 22 at the end part of the rotating rod 8 are mutually attached, the rotating drum 23 is rotated to be jointly in threaded connection with the two butt, thereby make cable twist reverse 9 convenient as required carry out quick assembly disassembly.
Base 1's upper surface has seted up T type spout 24, and sliding connection has the T type slider 25 of matching in T type spout 24, T type slider 25's last fixed surface is connected with bracing piece 26, the top of bracing piece 26 seted up with changeing 21 assorted turn grooves of round pin, the commentaries on classics round pin 21 of cable torsion dish 9 lower surface extends to the turn groove in and sets up, and change round pin 21 and turn groove and rotate and be connected, the convenience supports cable torsion dish 9, improve the stability of its motion, rotate rotary drum 23 and two butt joint piece 22 separation backs, horizontal promotion cable torsion dish 9, it slides along T type spout 24 to make bracing piece 26 drive T type slider 25, push up cable torsion dish 9 makes the turn groove separation at the commentaries on classics round pin 21 of its lower surface and bracing piece 26 top, can accomplish the dismantlement.
The outer rod wall of the guide rod 12 is provided with evenly distributed scale marks, so that the accuracy of position regulation and control of the current change-over switch 16 is improved.
The connecting part of the guide sleeve 13 and the guide rod 12 is fixedly provided with a matched protective sleeve 27, so that the protection is convenient, and the sliding abrasion is avoided.
The sections of the rotating rod 8 and the rotating pin 21 are the same, and the axes of the rotating rod 8 and the rotating pin 21 are overlapped with each other, so that the rotating rod 8 and the cable torsion disc 9 are ensured to rotate coaxially and synchronously.
The ball groove has been seted up to one side that T type slider 25 is close to T type spout 24 tank bottoms, and ball 28 that matches is installed in the ball inslot roll, and ball 28 keeps away from the notch of ball groove and outwards extends, and with T type spout 24 tank bottom roll connection, reduces the frictional force between T type slider 25 and T type spout 24 to the one end of ball groove tank bottom is passed.
In summary, in the reciprocating torsion test device for cables, one end of a cable to be tested is fixed on a cable torsion disc 9, a servo motor 4 is started to drive a lead screw 5 to rotate, so that a lead screw nut 6 in threaded connection drives a movable block 7 to move, the movable block 7 drives a guide sleeve 13 to slide along a guide rod 12 through a vertical rod 14, meanwhile, the movable block 7 drives a rotary rod 8 in rotating connection to synchronously and horizontally move, a gear 11 sleeved on the rotary rod 8 is meshed with a rack rod 10, therefore, the rotary rod 8 rotates in the moving process, the rotary rod 8 drives the cable torsion disc 9 to synchronously rotate, so as to facilitate the torsion test of the cable, when the guide sleeve 13 slides to trigger a flow change-over switch 16 on the side wall of a ring 15, the current direction is switched, so as to change the rotating direction of the servo motor 4, further, the lead screw nut 6 moves reversely, so that the rotary rod 8 drives the cable torsion disc 9 to, the reciprocating torsion test is realized, the threaded sleeve 18 on the threaded rod 17 is rotated, the moving ring 19 is conveniently driven to horizontally move along the threaded rod 17, the moving ring 19 drives the sliding ring 15 to synchronously slide along the guide rod 12 through the linkage rod 20, so that the position of the current change-over switch 16 is conveniently regulated and controlled as required, the rotation degree of the cable torsion disc 9 is conveniently controlled as required, the torsion degree of the cable is further conveniently controlled, the test effect of the cable can be clearly compared, and the test detection effect of the cable is effectively ensured; rotating rotary drum 23 makes its and two butt joint piece 22 separation of laminating each other, can make cable torsion dish 9 and bull stick 8 separation, it is corresponding with bull stick 8 with commentaries on classics round pin 21 of cable torsion dish 9 axle center department, and make the butt joint piece 22 of commentaries on classics round pin 21 and 8 tip of bull stick laminate each other, it makes its and two butt joint piece 22 common threaded connection who laminates each other to rotate rotary drum 23, can accomplish the installation of cable torsion dish 9, thereby make cable torsion dish 9 convenient as required carry out quick assembly disassembly.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A reciprocal torsion test equipment for cable, includes base (1), its characterized in that: the upper surface of the base (1) is symmetrically and fixedly connected with vertical plates (2), one of the vertical plates (2) is fixedly connected with a supporting plate (3) on the side wall, a servo motor (4) is fixedly installed on the supporting plate (3), the output end of the servo motor (4) is fixedly connected with a lead screw (5), the other end of the lead screw (5) penetrates through the corresponding vertical plate (2) and is rotatably connected with the other vertical plate (2) through a first bearing, a matched lead screw nut (6) is sleeved on the lead screw (5) in a threaded manner, a movable block (7) is fixedly sleeved on the outer side of the lead screw nut (6), the lower surface of the movable block (7) is rotatably connected with a rotating rod (8) through a bearing seat, the other end of the rotating rod (8) is connected with a cable torsion disc (9) through a dismounting mechanism, and a rack rod (10) is, and the rack bar (10) is arranged below the screw rod (5), the outer rod wall of the rotating rod (8) is fixedly sleeved with a gear (11), the gear (11) is meshed with the rack bar (10), a guide rod (12) is arranged above the screw rod (5), the guide rod (12) is fixedly connected between the two vertical plates (2), a matched guide sleeve (13) is sleeved on the guide rod (12) in a sliding manner, the guide sleeve (13) is fixedly connected with the moving block (7) through a vertical rod (14), a matched sliding ring (15) is sleeved on the guide rod (12) in a sliding manner, a current conversion switch (16) is fixedly installed on one side, close to the guide sleeve (13), of the sliding ring (15), a threaded rod (17) is arranged above the guide rod (12), the threaded rod (17) is fixedly connected between the two vertical plates (2), and a matched threaded sleeve (18) is sleeved on the threaded rod (17), annular opening has been seted up along the edge to the one end of screw sleeve (18), and rotates through the second bearing in the annular opening and be connected with shift ring (19), shift ring (19) cover is established and is set up on threaded rod (17), and shift ring (19) and threaded rod (17) swing joint, the bottom fixedly connected with gangbar (20) of shift ring (19), and the other end and slip ring (15) fixed connection of gangbar (20).
2. A reciprocal torsion test apparatus for cables according to claim 1, wherein: dismouting mechanism includes commentaries on classics round pin (21) of symmetry fixed connection in cable torsion dish (9) axle center department, commentaries on classics pole (8) and the butt joint piece (22) of the equal fixedly connected with halfcylinder structure of commentaries on classics round pin (21) tip that corresponds, and two butt joint piece (22) set up of laminating each other, two the outside of butt joint piece (22) all is equipped with the external screw thread, common cover is equipped with rotary drum (23) of matching on commentaries on classics pole (8) and commentaries on classics round pin (21), be equipped with on the inner tube wall of rotary drum (23) with external screw thread assorted internal thread, and rotary drum (23) and two common threaded connection of butt joint piece (22).
3. A reciprocal torsion test apparatus for cables according to claim 1, wherein: t type spout (24) have been seted up to the upper surface of base (1), and sliding connection has the T type slider (25) of matching in T type spout (24), the last fixed surface of T type slider (25) is connected with bracing piece (26), the top of bracing piece (26) is seted up and is changeed round pin (21) assorted turn trough, the cable twists reverse round pin (21) of dish (9) lower surface and extends to the turn trough and set up, and changes round pin (21) and rotate with the turn trough and be connected.
4. A reciprocal torsion test apparatus for cables according to claim 1, wherein: and the outer rod wall of the guide rod (12) is provided with uniformly distributed scale marks.
5. A reciprocal torsion test apparatus for cables according to claim 1, wherein: and a matched protective sleeve (27) is fixedly arranged at the joint of the guide sleeve (13) and the guide rod (12).
6. A reciprocal torsion test apparatus for cables according to claim 1, wherein: the sections of the rotating rod (8) and the rotating pin (21) are the same, and the axes of the rotating rod (8) and the rotating pin (21) are overlapped.
7. A reciprocal torsion test apparatus for cables according to claim 3, wherein: the ball groove has been seted up to one side that T type slider (25) are close to T type spout (24) tank bottom, and ball inslot roll-mounting has ball (28) of matching, the notch and the outside extension in ball groove are passed to the one end that ball groove tank bottom was kept away from in ball (28), and with the tank bottom roll connection of T type spout (24).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011286916.XA CN112461680B (en) | 2020-11-17 | 2020-11-17 | Reciprocating torsion test equipment for cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011286916.XA CN112461680B (en) | 2020-11-17 | 2020-11-17 | Reciprocating torsion test equipment for cable |
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| CN112461680A true CN112461680A (en) | 2021-03-09 |
| CN112461680B CN112461680B (en) | 2024-02-20 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113103557A (en) * | 2021-04-15 | 2021-07-13 | 潘倩 | Symmetrical tensile driving structure with internal brake |
| CN113252464A (en) * | 2021-05-12 | 2021-08-13 | 安徽电缆股份有限公司 | Tension testing device for heat-insulation type cable for electric power control |
| CN113376006A (en) * | 2021-06-17 | 2021-09-10 | 武汉宏绅耀贸易有限公司 | Performance test system and test method for copper-core low-voltage cable after manufacturing and processing |
| CN113433004A (en) * | 2021-05-08 | 2021-09-24 | 镇江市玖润光通信技术有限公司 | Optical cable torsion experimental equipment |
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| CN113103557B (en) * | 2021-04-15 | 2022-11-08 | 浙江钜镁机械有限公司 | Symmetrical tensile driving structure with internal brake |
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| CN113252464A (en) * | 2021-05-12 | 2021-08-13 | 安徽电缆股份有限公司 | Tension testing device for heat-insulation type cable for electric power control |
| CN113252464B (en) * | 2021-05-12 | 2023-11-24 | 安徽电缆股份有限公司 | Tension testing device of heat-insulating cable for electric power control |
| CN113376006A (en) * | 2021-06-17 | 2021-09-10 | 武汉宏绅耀贸易有限公司 | Performance test system and test method for copper-core low-voltage cable after manufacturing and processing |
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