CN111044789A

CN111044789A - Direct current resistance measuring device for cable with insulating sheath

Info

Publication number: CN111044789A
Application number: CN202010042165.0A
Authority: CN
Inventors: 不公告发明人
Original assignee: Dongyang Zongtian Electronic Technology Co Ltd
Current assignee: Dongyang Zongtian Electronic Technology Co Ltd
Priority date: 2020-01-15
Filing date: 2020-01-15
Publication date: 2020-04-21

Abstract

The invention relates to the field of cables, in particular to a direct current resistance measuring device for a cable with an insulating sheath, which comprises a machine body and a measuring cavity arranged in the machine body, a sliding guide cavity communicated with the measuring cavity is arranged in the front end wall and the rear end wall of the measuring cavity, a sliding frame is arranged in the sliding guide cavity in a sliding way, a first spring in a stretching state is arranged between the sliding frame and the left end wall of the sliding guide cavity, the sliding frame is internally provided with a wire stripping groove which is communicated from left to right, and the front end wall and the rear end wall of the wire stripping groove are internally provided with peeling devices for peeling the insulating skin of the cable, so that the direct current resistance measuring device for the cable with the insulating skin can automatically peel the cable and straighten the cable, therefore, the measurement is convenient, the equipment drives the power connection device to be automatically electrically connected with the cable after the cable is peeled, and the resistance value of the resistor is measured.

Description

Direct current resistance measuring device for cable with insulating sheath

Technical Field

The invention relates to the field of cables, in particular to a direct current resistance measuring device for a cable with an insulating sheath.

Background

When carrying out the accurate measurement to cable direct current resistance, need get rid of the insulating skin on resistance surface, then with the cable resistance of certain length of measuring after the wire flare-out to realize the survey of direct current resistance, traditional measuring equipment needs manual skinning, then still needs manual flare-out fixed, complex operation, consequently it is necessary to set up one kind and is used for having insulating skin cable direct current resistance measuring device and improves above-mentioned problem.

Disclosure of Invention

The invention aims to provide a direct current resistance measuring device for a cable with an insulating sheath, which can overcome the defects in the prior art, thereby improving the practicability of equipment.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a direct current resistance measuring device for a cable with an insulating sheath, which comprises a machine body and a measuring cavity arranged in the machine body, wherein slide guide cavities communicated with the measuring cavity are arranged in the front end wall and the rear end wall of the measuring cavity, a sliding frame is arranged in the slide guide cavities in a sliding manner, a first spring in a stretching state is arranged between the sliding frame and the left end wall of the slide guide cavity, a wire stripping groove which is communicated from left to right is arranged in the sliding frame, stripping devices for stripping cable insulating sheaths are arranged in the front end wall and the rear end wall of the wire stripping groove, the stripping devices can clamp the cable passing through a wire inlet hole arranged in the right end wall of the measuring cavity when the sliding frame slides leftwards, so as to drive the cable to move leftwards, the cable is inserted into a wire outlet hole arranged in the left end wall of the slide guide cavity after moving leftwards along with the sliding frame, and, at the moment, the sliding frame moves leftwards under the action of a winding device arranged in the end wall on the right side of the sliding guide cavity, so that the peeling device is driven to strip cable insulation skins, the winding device drives the sliding frame to move rightwards, the sliding frame can drive power connection devices arranged in the upper end wall and the lower end wall of the measuring cavity to store energy, when the sliding frame moves rightmost, the power connection devices store energy and release energy, so that power connection rods arranged in the power connection devices are driven to be electrically connected with cable clamping, and at the moment, a resistance meter fixedly arranged on the bottom wall of the measuring cavity can measure the resistance value of a lead between the left power connection rod and the right power.

Further, the peeling device comprises a first rack symmetrically arranged in the front and back of the end wall at the left side of the measuring cavity and a second rack symmetrically arranged in the front and back of the end wall at the right side of the measuring cavity, a first rotating cavity is symmetrically arranged in the front and back end walls of the sliding frame, perforations penetrating through the first rotating cavity are symmetrically arranged in the front and back of the sliding frame, a first sliding hole is communicated and arranged between the first rotating cavity and the peeling groove, a first sliding rod is slidably arranged in the first sliding hole, a first resetting device which drives the first sliding rod to reset after the first sliding rod is displaced is arranged between the first sliding rod and the end wall of the first sliding hole, a first belt cavity is symmetrically arranged in the front and back of the bottom wall of the sliding frame, a first rotating shaft is rotatably arranged in the first rotating cavity, a first cam and a first gear positioned below the first cam are fixedly arranged on the outer surface of the first rotating shaft, the first gear is meshed with the second rack, a second rotating shaft is rotatably arranged in the top wall of the first belt cavity, a first belt wheel is fixedly arranged at the tail end of the second rotating shaft in the first belt cavity, a first ratchet mechanism is arranged between the second rotating shaft and the first rotating shaft, a meshing cavity is arranged in the end wall at the left side of the first sliding hole, second sliding holes penetrating through the meshing cavity are symmetrically arranged in the front end wall and the rear end wall of the wire stripping groove, a cutting knife is slidably arranged in the second sliding hole, a second spring is arranged between the cutting knife and the end wall of the second sliding hole, a third rotating shaft is rotatably arranged between the meshing cavity and the first belt cavity, a first sector gear which can be meshed with the cutting knife is fixedly arranged at the tail end of the third rotating shaft in the meshing cavity, and a second belt wheel is fixedly arranged at the tail end of the third rotating shaft in the first belt cavity, the second belt wheel is in transmission fit connection with the first belt wheel through a first belt.

Furthermore, the clamping device comprises a second rotating cavity which is symmetrically arranged in the front end wall and the rear end wall of the wire outlet hole, a third sliding hole is communicated between the second rotating cavity and the wire outlet hole, a second sliding rod is slidably arranged in the third sliding hole, a third spring is arranged between the second sliding rod and the end wall of the second rotating cavity, fourth sliding holes penetrating through the second rotating cavity are symmetrically arranged in the end wall of the left side of the measuring cavity in a front-back mode, a third rack is arranged in the fourth sliding hole in a sliding way, a second belt cavity is arranged in the end wall of the second rotating cavity, a fourth rotating shaft is rotatably arranged between the second belt cavity and the second rotating cavity, a third belt wheel is fixedly arranged at the tail end of the fourth rotating shaft in the second belt cavity, and a second gear meshed with the third rack and a second cam positioned on one side of the second gear are fixedly arranged at the tail end of the fourth rotating shaft in the second rotating cavity.

Furthermore, the winding device comprises winding cavities symmetrically arranged in the upper end wall and the lower end wall of the wire inlet hole, a fifth rotating shaft is rotatably arranged between the winding cavity and a third belt cavity symmetrically arranged in the upper end wall and the lower end wall of the machine body, the fifth rotating shaft is in power connection with a driving motor fixedly arranged in the end wall of the third belt cavity, a fourth belt wheel is fixedly arranged on the outer surface of the fifth rotating shaft in the third belt cavity, a winding wheel is fixedly arranged on the outer surface of the fifth rotating shaft in the winding cavity, a pull wire fixedly connected with the right end wall of the sliding frame is wound on the outer surface of the winding wheel, a ratchet cavity is arranged in the end wall of one side of the third belt cavity close to the measuring cavity, a sixth rotating shaft is rotatably arranged between the ratchet cavity and the third belt cavity, and a fifth belt wheel is fixedly arranged at the tail end of the sixth rotating shaft in the third, the fifth belt wheel and the fourth belt wheel are in transmission fit connection through a second belt, a torsion spring cavity is arranged in the end wall of the ratchet cavity close to one side of the measuring cavity, a seventh rotating shaft is rotatably arranged between the torsional spring cavity and the ratchet cavity, a second ratchet mechanism is arranged between the seventh rotating shaft and the sixth rotating shaft, an eighth rotating shaft is rotatably arranged between the ratchet cavity and the third belt cavity, the tail end of the eighth rotating shaft in the ratchet cavity is fixedly provided with an outer gear ring which is fixedly arranged on the outer surface of the second ratchet mechanism and is meshed with a second sector gear, a ninth rotating shaft is rotatably arranged between the third belt cavity and the second belt cavity, the ninth rotating shaft is in transmission fit connection with the eighth rotating shaft through a third ratchet mechanism, and a sixth belt wheel is fixedly arranged at the tail end of the ninth rotating shaft in the second belt cavity, and the sixth belt wheel is in transmission fit connection with the third belt wheel through a third belt.

Further, the power connection device comprises sliding cavities symmetrically arranged in the upper end wall and the lower end wall of the measurement cavity, sliding plates are slidably arranged in the sliding cavities, threaded holes which are communicated up and down are formed in the sliding plates, threaded rods are connected in the threaded holes in a threaded manner, the tail ends of the threaded rods extend into the torsional spring cavities, torsional springs are fixedly arranged between the threaded rods in the torsional spring cavities and the seventh rotating shaft, fifth sliding holes which are bilaterally symmetrical are communicated between the measurement cavity and the sliding cavities, third sliding rods fixedly connected with the sliding plates are slidably arranged in the fifth sliding holes, sixth sliding holes are formed in the end walls of one side, far away from the sliding plates, of the third sliding rods, power connection rods are slidably arranged in the sixth sliding holes, and fourth springs are arranged between the power connection rods and the end walls of the sixth sliding holes, two about the downside connect the electric pole with the ohmmeter electricity federation, be provided with the seventh sliding hole that the opening is relative in the end wall about measuring the chamber, slidable is provided with the fourth sliding rod in the seventh sliding hole, the fourth sliding rod with be provided with between the seventh sliding hole drive after the fourth sliding rod shifts the second resetting means that the fourth sliding rod resets, be provided with the eighth sliding hole of opening left in the end wall of sliding chamber right side, slidable in the eighth sliding hole be provided with the locking groove complex locking lever that sets up in the end wall of sliding plate right side, the locking lever with be provided with the fifth spring between eighth sliding hole right side end wall, be provided with the inclined hole that link up from top to bottom in the locking lever.

The invention has the beneficial effects that: the direct current resistance measuring device for the cable with the insulating sheath, provided by the invention, can automatically sheath the cable, and can straighten the cable, so that the measurement is convenient, and the equipment drives the power connection device to be automatically and electrically connected with the cable after the cable is stripped, so that the resistance value of the resistance is measured.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic diagram of the overall structure of a device for measuring the direct current resistance of a cable with an insulating sheath according to the invention.

Fig. 2 is a schematic view of the structure a-a in fig. 1.

Fig. 3 is a schematic diagram of the structure B-B in fig. 2.

Fig. 4 is a schematic diagram of the structure C-C in fig. 2.

Detailed Description

The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

Referring to fig. 1-4, a direct current resistance measuring device for a cable with an insulation sheath comprises a machine body 10 and a measuring cavity 11 arranged in the machine body 10, wherein a sliding guide cavity 12 communicated with the measuring cavity 11 is arranged in front and rear end walls of the measuring cavity 11, a sliding frame 41 is slidably arranged in the sliding guide cavity 12, a first spring 74 in a stretching state is arranged between the sliding frame 41 and a left end wall of the sliding guide cavity 12, a wire stripping groove 75 which is communicated with the left and right is arranged in the sliding frame 41, a peeling device 99 for peeling the insulation sheath of the cable is arranged in front and rear end walls of the wire stripping groove 75, the peeling device 99 can clamp the cable passing through a wire inlet 43 arranged in the right end wall of the measuring cavity 11 when the sliding frame 41 slides to the left, so as to drive the cable to move to the left, and the cable is inserted into a wire outlet 13 arranged in the left end wall of the sliding guide cavity 12, the clamping device 98 that sets up between the upper and lower end wall of wire hole 13 can be with the terminal centre gripping in cable left side, and this moment the carriage 41 is in the coiling mechanism 97 effect that sets up in the end wall of leading slide chamber 12 right side moves left under to drive peeling device 99 strips cable insulation skin, coiling mechanism 97 drives carriage 41 can drive when moving right the termination device 96 energy storage that sets up in the upper and lower end wall of measurement chamber 11, when the carriage 41 moves to the rightmost side, the termination device 96 energy storage releases, thereby drives the electrical pole 14 that sets up in the termination device 96 is connected with cable centre gripping electricity, and the ohmmeter 42 of fixed setting on the measurement chamber 11 diapire at this moment can carry out the measurement of resistance value to the wire between the two sets of electrical poles 14 of controlling.

Beneficially, the peeling device 99 includes first racks 63 symmetrically disposed in the left end wall of the measurement chamber 11 and second racks 65 symmetrically disposed in the right end wall of the measurement chamber 11, first rotation chambers 73 are symmetrically disposed in the front and rear end walls of the carriage 41, through holes 66 penetrating through the first rotation chambers 73 are symmetrically disposed in the carriage 41, a first sliding hole 68 is disposed between the first rotation chambers 73 and the peeling groove 75, a first sliding rod 67 is slidably disposed in the first sliding hole 68, a first resetting device 69 for driving the first sliding rod 67 to reset after the first sliding rod 67 is displaced is disposed between the first sliding rod 67 and the end wall of the first sliding hole 68, first belt chambers 85 are symmetrically disposed in the bottom wall of the carriage 41, and a first rotating shaft 70 rotatable is disposed in the first rotation chamber 73, a first cam 72 and a first gear 71 located below the first cam 72 are fixedly arranged on the outer surface of the first rotating shaft 70, the first gear 71 is engaged with the second rack 65, a second rotating shaft 83 is rotatably arranged in the top wall of the first belt cavity 85, a first belt pulley 84 is fixedly arranged at the tail end of the second rotating shaft 83 in the first belt cavity 85, a first ratchet mechanism 82 is arranged between the second rotating shaft 83 and the first rotating shaft 70, an engaging cavity 76 is arranged in the left end wall of the first sliding hole 68, second sliding holes 78 penetrating through the engaging cavity 76 are symmetrically arranged in the front end wall and the rear end wall of the wire stripping groove 75, a cutting knife 79 is slidably arranged in the second sliding hole 78, a second spring 64 is arranged between the cutting knife 79 and the end wall of the second sliding hole 78, and a third rotating shaft 90 is rotatably arranged between the engaging cavity 76 and the first belt cavity 85, the tail end of the third rotating shaft 90 in the meshing cavity 76 is fixedly provided with a first sector gear 77 which can be meshed with the cutting knife 79, the tail end of the third rotating shaft 90 in the first belt cavity 85 is fixedly provided with a second belt wheel 81, and the second belt wheel 81 is in transmission fit connection with the first belt wheel 84 through a first belt 80.

Beneficially, the clamping device 98 includes a second rotating cavity 57 symmetrically disposed in the front end wall and the rear end wall of the wire outlet hole 13, a third sliding hole 58 is disposed between the second rotating cavity 57 and the wire outlet hole 13 in a communicating manner, a second sliding rod 59 is slidably disposed in the third sliding hole 58, a third spring 60 is disposed between the second sliding rod 59 and the end wall of the second rotating cavity 57, a fourth sliding hole 62 penetrating through the second rotating cavity 57 is symmetrically disposed in the front end wall and the rear end wall of the left side of the measuring cavity 11 in the front side and the rear side of the measuring cavity, a third rack 61 is slidably disposed in the fourth sliding hole 62, a second belt cavity 23 is disposed in the end wall of the second rotating cavity 57, a fourth rotating shaft 88 is rotatably disposed between the second belt cavity 23 and the second rotating cavity 57, a third belt wheel 89 is fixedly disposed at the tail end of the fourth rotating shaft 88 in the second belt cavity 23, and the tail end of the fourth rotating shaft 88 in the second rotating cavity 57 is fixedly disposed in a meshing manner with the third rack 61 A combined second gear 87 and a second cam 86 located on one side of the second gear 87.

Beneficially, the winding device 97 includes winding cavities 46 symmetrically arranged in the upper and lower end walls of the wire inlet 43, a fifth rotating shaft 47 is rotatably arranged between the winding cavity 46 and a third belt cavity 24 symmetrically arranged in the upper and lower end walls of the body 10, the fifth rotating shaft 47 is in power connection with a driving motor 49 fixedly arranged in the end wall of the third belt cavity 24, a fourth pulley 48 is fixedly arranged on the outer surface of the fifth rotating shaft 47 in the third belt cavity 24, a reel 44 is fixedly arranged on the outer surface of the fifth rotating shaft 47 in the winding cavity 46, a pull wire 45 fixedly connected with the right end wall of the sliding frame 41 is wound on the outer surface of the reel 44, a ratchet cavity 32 is arranged in the end wall of the third belt cavity 24 close to the side of the measuring cavity 11, and a sixth rotating shaft 30 is rotatably arranged between the ratchet cavity 32 and the third belt cavity 24, the end of the sixth rotating shaft 30 in the third belt cavity 24 is fixedly provided with a fifth belt wheel 29, the fifth belt wheel 29 is connected with the fourth belt wheel 48 through a second belt 50 in a transmission matching manner, the ratchet cavity 32 is close to the end wall of one side of the measuring cavity 11 and is internally provided with a torsion spring cavity 51, the torsion spring cavity 51 is rotatably provided with a seventh rotating shaft 54 between the torsion spring cavity 51 and the ratchet cavity 32, a second ratchet mechanism 31 is arranged between the seventh rotating shaft 54 and the sixth rotating shaft 30, an eighth rotating shaft 28 is rotatably provided between the ratchet cavity 32 and the third belt cavity 24, the end of the eighth rotating shaft 28 in the ratchet cavity 32 is fixedly provided with an outer gear ring 52 which is fixedly arranged on the outer surface of the second ratchet mechanism 31 and is meshed with a second sector gear 21, a ninth rotating shaft 26 is rotatably provided between the third belt cavity 24 and the second belt cavity 23, and the ninth rotating shaft 26 is connected with the eighth rotating shaft 28 through a third ratchet mechanism 27 in a transmission matching manner, a sixth belt wheel 25 is fixedly arranged at the tail end of the ninth rotating shaft 26 in the second belt cavity 23, and the sixth belt wheel 25 is in transmission fit connection with the third belt wheel 89 through a third belt 22.

Beneficially, the power connection device 96 includes sliding cavities 19 symmetrically arranged in the upper and lower end walls of the measurement cavity 11, sliding plates 20 are slidably arranged in the sliding cavities 19, vertically through threaded holes 55 are arranged in the sliding plates 20, threaded rods 56 are threadedly connected to the threaded holes 55, the ends of the threaded rods 56 extend into the torsion spring cavities 51, torsion springs 53 are fixedly arranged between the threaded rods 56 and the seventh rotating shafts 54 in the torsion spring cavities 51, bilaterally symmetrical fifth sliding holes 17 are communicated between the measurement cavity 11 and the sliding cavities 19, third sliding rods 18 fixedly connected to the sliding plates 20 are slidably arranged in the fifth sliding holes 17, sixth sliding holes 16 are arranged in the end walls of the third sliding rods 18 far away from the sliding plates 20, and power connection rods 14 are slidably arranged in the sixth sliding holes 16, a fourth spring 15 is arranged between the electric connecting rod 14 and the end wall of the sixth sliding hole 16, the left and the right electric connecting rods 14 at the lower side are electrically connected with the resistance meter 42, a seventh sliding hole 40 with opposite openings is arranged in the upper end wall and the lower end wall of the measuring cavity 11, a fourth sliding rod 39 is arranged in the seventh sliding hole 40 in a sliding manner, a second reset device 38 is disposed between the fourth sliding rod 39 and the seventh sliding hole 40, and drives the fourth sliding rod 39 to reset after the fourth sliding rod 39 is displaced, an eighth sliding hole 34 with a leftward opening is arranged in the right end wall of the sliding cavity 19, a locking lever 36 which is matched with the locking groove 33 arranged in the right end wall of the sliding plate 20 is slidably arranged in the eighth sliding hole 34, a fifth spring 37 is disposed between the locking lever 36 and the right end wall of the eighth sliding hole 34, and an inclined hole 35 penetrating up and down is disposed in the locking lever 36.

The fixing and connecting method in this embodiment includes, but is not limited to, bolting, welding, and the like.

As shown in fig. 1-4, in the initial state of the apparatus of the present invention, the first spring 74 is in tension, and the second return means 38 and the fifth spring 37 are in compression.

Sequence of mechanical actions of the whole device:

when the device of the present invention works, a cable requiring resistance detection is inserted into the measurement cavity 11 through the wire inlet 43 and the wire stripping groove 75, at this time, the driving motor 49 is started to drive the fifth rotating shaft 47 to rotate, so as to drive the reel 44 to rotate and release the pull wire 45, at this time, the carriage 41 moves leftward under the action of the first spring 74, at this time, the fifth rotating shaft 47 rotates to drive the fourth pulley 48 to rotate, so as to drive the fifth pulley 29 to rotate, at this time, the fifth pulley 29 cannot drive the seventh rotating shaft 54 to rotate through the second ratchet mechanism 31, at this time, as the carriage 41 moves leftward, the second rack 65 drives the first gear 71 to rotate, so as to drive the first rotating shaft 70 to rotate, the first rotating shaft 70 rotates to drive the first cam 72 to rotate, so as to drive the front and rear first sliding rods 67 to move in opposite directions to clamp the cable, at this time, the first rotating shaft 70 cannot rotate to drive the second rotating shaft 83 to rotate through the first ratchet mechanism 82, at this time, since the cable is clamped by the first sliding rod 67, at this time, the carriage 41 moves left to drive the cable to move left, when the left side of the wire is inserted into the wire outlet 13, the first rack 63 is inserted into the through hole 66, at this time, the first rack 63 drives the first gear 71 to rotate, thereby driving the first cam 72 to rotate, at this time, the front and rear first sliding rods 67 are far away from each other and do not clamp the cable, when the carriage 41 moves left to abut against the third rack 61, the third rack 61 moves left to drive the second gear 87 to rotate, thereby driving the second cam 86 to rotate, thereby driving the second sliding rod 59 to move to clamp the end of the cable, at this time, the fourth rotating shaft 88 rotates to drive the third pulley 89 to rotate, thereby rotating the sixth pulley 25, wherein the sixth pulley 25 cannot rotate the second sector gear 21 through the third ratchet mechanism 27, and then the driving motor 49 is started to rotate in reverse to rotate the fifth rotating shaft 47 in reverse, thereby rotating the reel 44 in reverse to wind the pull wire 45, and then the pull wire 45 moves the carriage 41 in right direction, and then the first rack 63 rotates the first gear 71 in reverse, and the first gear 71 rotates in reverse to rotate the first cam 72 in reverse to clamp the cable, and at the same time, the first gear 71 rotates in reverse to rotate the first rotating shaft 70 in reverse, thereby rotating the first pulley 84 in reverse, thereby rotating the second pulley 81 in reverse, thereby rotating the first sector gear 77, thereby moving the cutting knife 79 in opposite directions to insert into the cable insulation sheath, at this time, the sliding frame 41 continues to move rightward, so as to drive the cutting knife 79 to move rightward, so as to drive the cable insulation sheath to move rightward, at the same time, the fifth rotating shaft 47 rotates reversely, and the fourth pulley 48 rotates reversely, so as to drive the fifth pulley 29 to rotate reversely, so as to drive the seventh rotating shaft 54 to rotate thermally, so as to drive the torsion spring 53 to rotate, after the sliding frame 41 is far away from the right end wall of the measurement cavity 11, the seventh sliding hole 40 slides towards the measurement cavity 11, at this time, the locking rod 36 is inserted into the locking groove 33 under the action of the locking rod 36, so as to lock the sliding plate 20, at this time, the sliding plate 20 cannot move downward under the action of the threaded rod 56, at this time, the threaded rod 56 cannot rotate, at this time, the seventh rotating shaft 54 rotates to drive the torsion spring 53 to rotate to accumulate force, when the sliding, the sliding rack 41 presses the fourth sliding rod 39 to move upwards, so as to drive the locking rod 36 to move out of the locking groove 33 rightwards, at the moment, the torsion spring 53 drives the threaded rod 56 to rotate, so as to drive the sliding plate 20 to move towards the measuring cavity 11, so as to drive the upper and lower electric connecting rods 14 to move oppositely, so as to drive the electric connecting rods 14 to clamp the peeled cable, at the moment, the resistance meter 42 can measure the cable resistance between the left and right electric connecting rods 14, so as to complete the measurement, at the moment, the third rack 61 is manually pushed rightwards, so as to drive the second gear 87 to rotate reversely, so as to drive the third belt wheel 89 to rotate reversely, so as to drive the sixth belt wheel 25 to rotate reversely, so as to drive the second sector gear 21 to rotate reversely, so as to drive the outer gear ring 52 to rotate reversely, so as to drive the seventh rotating shaft 54, thereby rotating the threaded rod 56 and thus the sliding plate 20 away from the measurement chamber 11, while at the same time the second cam 86 is rotated to release the clamped cable and the device is returned to the initial state.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a be used for having insulating skin cable direct current resistance measuring device, includes the fuselage and set up in measurement chamber in the fuselage, its characterized in that: a sliding guide cavity communicated with the measuring cavity is arranged in the front end wall and the rear end wall of the measuring cavity, a sliding frame is arranged in the sliding guide cavity in a sliding way, a first spring in a stretching state is arranged between the sliding frame and the left end wall of the sliding guide cavity, a wire stripping groove which is communicated with the left side and the right side is arranged in the sliding frame, a peeling device used for peeling a cable insulating skin is arranged in the front end wall and the rear end wall of the wire stripping groove, the peeling device can clamp a cable which passes through a wire inlet hole arranged in the right end wall of the measuring cavity when the sliding frame slides leftwards, so that the cable is driven to move leftwards, the cable is inserted into a wire outlet hole arranged in the left end wall of the sliding guide cavity after moving leftwards along with the sliding frame, a clamping device arranged between the upper end wall and the lower end wall of the wire outlet hole, thereby drive the device of skinning strips cable insulation skin, coiling mechanism drives the carriage removes can drive when moving the electric installation energy storage that sets up about the measuring chamber, when the carriage removes to the rightmost side, the electric installation energy storage release to drive the electric pole that sets up in the electric installation is connected with cable centre gripping electricity, and the ohmmeter that fixedly sets up on the measuring chamber diapire at this moment can carry out the measurement of resistance value to the wire between the two sets of electric poles of controlling.

2. The apparatus for measuring direct current resistance of a cable with an insulating sheath according to claim 1, wherein: the peeling device comprises a first rack and a second rack, the first rack is symmetrically arranged in the front and back of the end wall of the left side of the measuring cavity, the second rack is symmetrically arranged in the front and back of the end wall of the right side of the measuring cavity, a first rotating cavity is symmetrically arranged in the front and back of the end wall of the sliding frame, a through hole penetrating through the first rotating cavity is symmetrically arranged in the front and back of the sliding frame, a first sliding hole is communicated and arranged between the first rotating cavity and the peeling groove, a first sliding rod is slidably arranged in the first sliding hole, a first resetting device which drives the first sliding rod to reset after the first sliding rod is displaced is arranged between the first sliding rod and the end wall of the first sliding hole, a first belt cavity is symmetrically arranged in the front and back of the bottom wall of the sliding frame, a first rotating shaft is rotatably arranged in the first rotating cavity, a first cam and a first gear positioned below the first cam are fixedly arranged on the outer, the first gear is meshed with the second rack, a second rotating shaft is rotatably arranged in the top wall of the first belt cavity, a first belt wheel is fixedly arranged at the tail end of the second rotating shaft in the first belt cavity, a first ratchet mechanism is arranged between the second rotating shaft and the first rotating shaft, a meshing cavity is arranged in the end wall at the left side of the first sliding hole, second sliding holes penetrating through the meshing cavity are symmetrically arranged in the front end wall and the rear end wall of the wire stripping groove, a cutting knife is slidably arranged in the second sliding hole, a second spring is arranged between the cutting knife and the end wall of the second sliding hole, a third rotating shaft is rotatably arranged between the meshing cavity and the first belt cavity, a first sector gear which can be meshed with the cutting knife is fixedly arranged at the tail end of the third rotating shaft in the meshing cavity, and a second belt wheel is fixedly arranged at the tail end of the third rotating shaft in the first belt cavity, the second belt wheel is in transmission fit connection with the first belt wheel through a first belt.

3. The apparatus for measuring direct current resistance of a cable with an insulating sheath according to claim 1, wherein: the clamping device comprises second rotating cavities symmetrically arranged in the front end wall and the rear end wall of the wire outlet hole, a third sliding hole is communicated between the second rotating cavities and the wire outlet hole, a second sliding rod is arranged in the third sliding hole in a sliding manner, a third spring is arranged between the second sliding rod and the end wall of the second rotating cavity, fourth sliding holes penetrating through the second rotating cavity are symmetrically arranged in the end wall of the left side of the measuring cavity in the front-back direction, a third rack is arranged in the fourth sliding hole in a sliding way, a second belt cavity is arranged in the end wall of the second rotating cavity, a fourth rotating shaft is rotatably arranged between the second belt cavity and the second rotating cavity, a third belt wheel is fixedly arranged at the tail end of the fourth rotating shaft in the second belt cavity, and a second gear meshed with the third rack and a second cam positioned on one side of the second gear are fixedly arranged at the tail end of the fourth rotating shaft in the second rotating cavity.

4. The apparatus for measuring direct current resistance of a cable with an insulating sheath according to claim 1, wherein: the winding device comprises winding cavities symmetrically arranged in the upper end wall and the lower end wall of the wire inlet hole, a fifth rotating shaft is rotatably arranged between the winding cavities and a third belt cavity symmetrically arranged in the upper end wall and the lower end wall of the machine body, the fifth rotating shaft is in power connection with a driving motor fixedly arranged in the end wall of the third belt cavity, a fourth belt wheel is fixedly arranged on the outer surface of the fifth rotating shaft in the third belt cavity, a reel is fixedly arranged on the outer surface of the fifth rotating shaft in the winding cavities, a pull wire fixedly connected with the right end wall of the sliding frame is wound on the outer surface of the reel, a ratchet cavity is arranged in the end wall of one side of the third belt cavity close to the measuring cavity, a sixth rotating shaft is rotatably arranged between the ratchet cavity and the third belt cavity, a fifth belt wheel is fixedly arranged at the tail end of the sixth rotating shaft in the third belt cavity, and the fifth belt wheel is in transmission fit connection with the fourth belt wheel through a second, a torsion spring cavity is arranged in the end wall of the ratchet cavity close to one side of the measuring cavity, a seventh rotating shaft is rotatably arranged between the torsion spring cavity and the ratchet cavity, a second ratchet mechanism is arranged between the seventh rotating shaft and the sixth rotating shaft, an eighth rotating shaft is rotatably arranged between the ratchet cavity and the third belt cavity, the tail end of the eighth rotating shaft in the ratchet cavity is fixedly provided with an outer gear ring which is fixedly arranged on the outer surface of the second ratchet mechanism and is meshed with a second sector gear, a ninth rotating shaft is rotatably arranged between the third belt cavity and the second belt cavity, the ninth rotating shaft is in transmission fit connection with the eighth rotating shaft through a third ratchet mechanism, and a sixth belt wheel is fixedly arranged at the tail end of the ninth rotating shaft in the second belt cavity, and the sixth belt wheel is in transmission fit connection with the third belt wheel through a third belt.

5. The apparatus for measuring direct current resistance of a cable with an insulating sheath according to claim 1, wherein: the electric connection device comprises sliding cavities symmetrically arranged in the upper end wall and the lower end wall of the measurement cavity, a sliding plate is slidably arranged in the sliding cavities, threaded holes which are vertically communicated are formed in the sliding plate, threaded rods are connected with the threaded holes in an internal thread manner, the tail ends of the threaded rods extend into the torsional spring cavities, torsional springs are fixedly arranged between the threaded rods in the torsional spring cavities and the seventh rotating shaft, fifth sliding holes which are bilaterally symmetrical are communicated between the measurement cavity and the sliding cavities, third sliding rods fixedly connected with the sliding plates are slidably arranged in the fifth sliding holes, sixth sliding holes are formed in the end walls of the third sliding rods, which are far away from the sliding plates, on one side, electric connection rods are slidably arranged in the sixth sliding holes, a fourth spring is arranged between the electric connection rods and the end walls of the sixth sliding holes, and the left and right electric connection rods on the lower, the measuring cavity is characterized in that seventh sliding holes with opposite openings are formed in the upper end wall and the lower end wall of the measuring cavity, a fourth sliding rod is slidably arranged in the seventh sliding hole, a second reset device which drives the fourth sliding rod to reset after the fourth sliding rod shifts is arranged between the fourth sliding rod and the seventh sliding hole, an eighth sliding hole with a left opening is formed in the end wall of the right side of the sliding cavity, a locking rod matched with a locking groove formed in the end wall of the right side of the sliding plate is slidably arranged in the eighth sliding hole, a fifth spring is arranged between the locking rod and the end wall of the right side of the eighth sliding hole, and an inclined hole which is communicated up and down is formed in the locking rod.