CN208209417U

CN208209417U - Manual tightening type sample of cable clamping device and sample of cable stripping device

Info

Publication number: CN208209417U
Application number: CN201820092752.9U
Authority: CN
Inventors: 周振南; 王慧; 杨廷帅
Original assignee: University of Jinan
Current assignee: University of Jinan
Priority date: 2018-01-19
Filing date: 2018-01-19
Publication date: 2018-12-07
Anticipated expiration: 2028-01-19

Abstract

The utility model discloses a kind of manual tightening type sample of cable clamping device and sample of cable stripping devices.The manual tightening type sample of cable clamping device includes clamping device and tightening device；The clamping device includes a pair of of clamp arm and clamping drive mechanism, and the free end of each clamp arm is provided with clamping V-block, for clamping the outer surface of sample of cable；Wherein, a pair of of clamp arm moves synchronously on direction towards each other and away from each other under the driving of clamping drive mechanism, is clamped with realizing to the heart；The tightening device includes fixed part and moving part, the clamping device is mounted on the moving part, the moving part can be slided relative to the fixed part, it is additionally provided with manual locking device between the fixed part and the moving part, for locking the moving part relative to the fixed part.The manual tightening type sample of cable clamping device of the utility model can conveniently realize the clamping to sample of cable and tighten.

Description

Manual tightening type sample of cable clamping device and sample of cable stripping device

Technical field

The utility model relates to a kind of manual tightening type sample of cable clamping device and with its sample of cable insulating layer Peel-off device belongs to cable preparation and detection technique field.

Background technique

Cable the transmission of electric power, information in terms of effect be it is irreplaceable, to daily life, life Production has important influence.Since cables manufacturing amount and usage amount are very big, and the type of cable is also very more, therefore cable exists To detect the performance of cable using preceding, to confirm whether it meets use condition.When being detected to cable, one As be the sample of cable for choosing certain length (such as 1.5 meters), and by the insulation displacement at its both ends and removal, keep its core sudden and violent Expose, to carry out relevant test.In the prior art, the removing removal of sample of cable both ends insulating layer is relied primarily on Manual operation, it is time-consuming and laborious, the efficiency of cable detection is affected, and be also easy to injure cable core, influences testing result Accuracy.

In order to realizing the insulating layer for automatically stripping sample of cable, need to be clamped sample of cable and tighten so as to It is operated in executing insulating layer cutting etc., however, various clamping devices in the prior art are not applied for this occasion, because Its one side lacks applicable tightening device, and on the other hand at the end of clamping cables sample, often leading to can not be to cable The insulating layer of sample end is cut.

Summary of the invention

For foregoing problems, the main purpose of the utility model is to provide a kind of manual tightening type sample of cable clamping dress It sets, can quickly and easily clamp and tighten sample of cable, consequently facilitating carrying out the behaviour such as cutting removing to sample of cable insulating layer Make, improves the efficiency of sample of cable preparation work, and then improve the efficiency of cable detection work.

To achieve the above object, the technical solution adopted in the utility model is as follows:

A kind of manual tightening type sample of cable clamping device, carries out cable examination for clamping and tightening by sample of cable The removing of sample insulating layer；It includes clamping device and tightening device, in which:

The clamping device includes that a pair of of clamp arm and clamping drive mechanism, the free end of each clamp arm are provided with V-block is clamped, for clamping the outer surface of sample of cable；Wherein, a pair of of clamp arm is under the driving of clamping drive mechanism in court It moves synchronously on direction to each other or away from each other, the heart is clamped with realizing；

The tightening device includes fixed part and moving part, and the clamping device is mounted on the moving part, The moving part can be slided relative to the fixed part, be additionally provided between the fixed part and the moving part Manual locking device, for locking the moving part relative to the fixed part.

Preferably, the clamping device includes clamping bracket, wherein and the clamping bracket is upright I-shaped structure, With bottom plate disposed in parallel and top plate and vertically it is connected to vertical plate between the bottom plate and the top plate, wherein a pair of Clamp arm is mounted on the side of the vertical plate and opposed along the vertical direction, and the clamping drive mechanism is mounted on the another of the vertical plate Side, the bottom plate are fixedly mounted on the moving part of the tightening device.

Preferably, the clamping device include the first left-right turning screw rod, the left-hand portion of first left-right turning screw rod and A clamping feed screw nut is respectively arranged on right-hand portion, each clamp arm clamps feed screw nut phase with one of respectively Even, when first left-right turning screw rod rotation, two clamping feed screw nuts just move towards each other and away from each other, thus Realize pinching action or the release movement of a pair of of clamp arm.

Preferably, the clamping drive mechanism includes clamping motor, is provided with above the top plate for clamping bracket First synchronous pulley, the second synchronous pulley and the first synchronous toothed belt, the clamping motor and first synchronous pulley are coaxial Setting, first left-right turning screw rod and second synchronous pulley are coaxially disposed, and first synchronous toothed belt is by described the One synchronous pulley and second synchronous pulley link together.

Preferably, safety clutch is additionally provided with into the drive path of first left-right turning screw rod from the clamping motor Device, for being disconnected automatically after completing to the clamping of sample of cable from the clamping motor to first left-right turning screw rod Torque transmitting.

Preferably, the safety clutch device includes:

Splined shaft, the lower end of the splined shaft are connected with the motor shaft of the clamping motor；

Spring is sleeved on the splined shaft；

Lower zygote, with inner hole, the inner hole is splined hole, for cooperating with the splined section of the splined shaft, The lower end surface of the lower zygote is against the upper end of the spring, so that the lower zygote is withstood upwards by the spring, institute The upper surface for stating lower zygote is wavy surface；

Upper zygote axis, lower end surface are wavy surface, are turned round for matching with the wavy surface of the lower zygote with transmitting Square, when torsional resistance is more than scheduled value, the lower zygote shifts downwards and compresses the spring, so that work in coordination A pair of of wavy surface is disengaged, and forms idle running；With

Fixes sleeve, be fixedly mounted on it is described clamp bracket vertical plate on, the top of the splined shaft, the spring, The lower part of the lower zygote and the upper zygote axis is respectively positioned in the inner hole of the fixes sleeve.

Preferably, the moving part of the tightening device includes a pair of guide rails support, the lower end setting of the guide rail bearing There is guide rail structure, the fixed part of the tightening device is equipped with guide rail sliding chute, and the guide rail structure is slidably mounted on institute It states in guide rail sliding chute, the clamping device is fixedly mounted on the upper surface of the guide rail bearing.

Preferably, the manual locking device includes lock shaft and eccentric wheel, and the lock shaft is relative to the movable part Point fix, the eccentric wheel is rotatably sleeved on the lock shaft, the outer circumference surface of the eccentric wheel be used for it is described solid Fixed part contact is to constitute cam self-locking mechanism.

Preferably, the eccentric wheel is equipped with set lever, the extending direction of the set lever and the clamp arm Extending direction is opposite.

The another object of the utility model is to provide a kind of sample of cable stripping device, be used for sample of cable At least part of insulating layer strip down comprising mentioned-above manual tightening type sample of cable clamping device.

The manual tightening type sample of cable clamping device of the utility model can conveniently realize the clamping to sample of cable With tighten, and on the one hand to enable to the axial location of sample of cable in clamping process to be kept fixed constant, consequently facilitating holding The operations such as the subsequent insulating layer cutting of row, on the other hand also make clamping device itself can adapt to the cable examination of various diameters Sample.

Particularly, the manual tightening type sample of cable clamping device of the utility model makes it possible in the entire of sample of cable Any position in length range is axially cutting to insulating layer progress, that is, the sample of cable clamp system of the utility model It will not interfere with the axially cutting operation to insulating layer.

Further, due to including safety clutch device in manual tightening type sample of cable clamping device, work as clamping device After sample of cable is clamped, safety clutch device is started working, and clamping device is made no longer to continue to clamp to sample of cable Power to guarantee that sample of cable will not be damaged by folder, while being also beneficial to that clamping motor is protected not to be burned out because of stall.

When the manual tightening type sample of cable clamping device for using the utility model in sample of cable stripping device When, easily the sample of cable of different-diameter can be clamped, tighten and insulation displacement operation, and cutting not With the cable of diameter insulating layer when do not need up and down adjust cutter device blade, can be always ensured that centering clamp, improve To the accuracy and efficiency of sample of cable insulation displacement, the quality of cable core after insulation displacement on the one hand ensure that, The detection performance of cable is not influenced, on the other hand also saves a large amount of human resources.

Detailed description of the invention

Fig. 1 is the stereochemical structure signal of the sample of cable stripping device of preferred embodiments of the present invention Figure；

Fig. 2 is the main sectional view of the sample of cable stripping device of preferred embodiments of the present invention；

Fig. 3 is the top view of the sample of cable stripping device of preferred embodiments of the present invention；

Fig. 4 is the main sectional view of the manual tightening type sample of cable clamping device of preferred embodiments of the present invention；

Fig. 5 is the left view of the clamping device in the manual tightening type sample of cable clamping device of Fig. 4；

Fig. 6 is the right view of the clamping device in the manual tightening type sample of cable clamping device of Fig. 4；

Fig. 7 is the schematic perspective view of the clamping device in the manual tightening type sample of cable clamping device of Fig. 4；

Fig. 8 is the schematic perspective view of the manual tightening type sample of cable clamping device of Fig. 4；

Fig. 9 is A-A partial sectional view in Fig. 4；

Figure 10 is the stereochemical structure signal of axial cutter device in the sample of cable stripping device of the utility model Figure；

Figure 11 is the left cross-sectional view of axially cutting device；

Figure 12 is the top view of axially cutting device；

Figure 13 is the main sectional view of axially cutting device；

Figure 14 is the cross-sectional view of position-limit mechanism in axially cutting device；

Figure 15 is the main sectional view of longitudinal feeding device in the sample of cable stripping device of the utility model；

Figure 16 is the top view of longitudinal feeding device；

Figure 17 is the stereochemical structure signal of radial cutter device in the sample of cable stripping device of the utility model Figure；

Figure 18 is the left cross-sectional view of radial cuts device；

Figure 19 is the main view of radial cuts device.

Description of symbols:

01. pedestal, 02. longitudinal feeding device, 03. first clamping device, 03 ' the second clamping device of, 04. radial cuts Device, 05. axially cutting device, 06. tightening device；

1. clamping motor, 2. keys, 3. shaft couplings, 4. bolts, 5. nuts, 6. washers, 7. screws, 8. end caps, 9. angular contacts Ball bearing, 10. support bases, 11. splined shafts, 12. springs, 13. clutch sleeves, 14. lower zygotes, zygote axis on 15., 16. the first synchronous pulley, 17. keys, 18. first synchronous toothed belts, 19. second synchronous pulleys, 20. keys, 21. nuts, 22. clamp End cap, 23. sleeves, 24. bearings, 25. first left-right turning screw rods, 26. clamping feed screw nuts, 27. screws, 28. nut seats, 29. Slide carriage is clamped, 30. clamp bracket, 31A. clamp arm, and 31B. clamps V-block, 32. clamping guide-rails, 34. guide rail tablettings, 35. guide rails Support, 36. screws, 37. lock shafts, 38. eccentric wheels, 38A. set lever, 39. baffles, 40. taper bolts, 41. axle sleeves；

42. axially cutting motor, 43. axial couplings, 44. sleeves, 45. end caps, 46. support bases, 47. angular contact ball axis It holds, 48. springs, 49. limit end caps, 50. limiting brackets, 51. telescopic rods, 52. deep groove ball bearings, 53. end rings, 54.V type Surface roller, 55. spacing columns, 56. axially cutting blades, 57. axial blade supports, 58. blade support connecting plates, 59. is axial Nut seat, 60. axial feed screw nuts, 61. second left-right turning screw rods, 62. position-limit mechanisms, 63. cutting mechanisms, 64. left-right rotary silks Thick stick nut body, 65. axially cutting guide rails；

66. length feed motor, 67. longitudinal shaft couplings, 68. locking nuts, 69. longitudinal end caps, 70. sleeves, 71. is longitudinal Feeding support, 72. angular contact ball bearings, 73. total slide carriages, 74. longitudinal rails, 75. longitudinal nut seats, 76. length feed nuts, 77. length feed lead screw；

78. radial cuts motor, 79. radial couplings, 80. locking nuts, 81. radial end caps, 82. angular contact ball axis It holds, 83. third left-right turning screw rods, 84. radial feed screw nuts, 85. radial nut seats, 86. radial blade holders, 87. radial cuts Blade, 88. radial blade holder connecting plates, 89. radial cuts brackets, 90. radial cuts guide rails, 91. blade backing plates.

Specific embodiment

Be illustrated first, used in the context of the utility model " left end ", " right end ", " above ", " under The term related with orientation such as face ", these terms are with a kind of main view side of sample of cable stripping device To as reference data, and " axial direction ", " radial direction " are with the axial, radial for reference data of sample of cable.In addition, each Components are described in the case where being mounted on sample of cable stripping device with it, thus its " left view Figure ", " right view ", " top view " etc. view direction with the corresponding views direction one of sample of cable stripping device It causes.

A kind of manual tightening type sample of cable clamping device hereinafter with reference to Fig. 1-19 pairs of the utility model and corresponding The preferred embodiment of sample of cable stripping device is described in detail.

The structure function of the manual tightening type sample of cable clamping device of the utility model for ease of description, combines first The preferred structure of the sample of cable stripping device of Fig. 1-3 pairs of the utility model is briefly described.The utility model Sample of cable stripping device specifically includes that pedestal 01, longitudinal feeding device 02, the first clamping device 03, second clamp Device 03 ', radial cuts device 04, axially cutting device 05 and tightening device 06.Wherein, 03 He of the first clamping device Second clamping device 03 ' is used for the both ends of clamping cables sample；The tightening device 06 is used for the axial direction along sample of cable An application active force into first, second clamping device 03,03 ', so that the sample of cable after clamping is tightened, accordingly Ground, one in first, second clamping device 03,03 ' is fixedly mounted on the tightening device 06, to constitute this reality With novel manual tightening type sample of cable clamping device；The axially cutting device 05 is used for along axial (namely along insulating layer Generatrix direction) insulating layer of sample of cable cut at least part；The radial cuts device 04 is used for radially will be electric The insulating layer of cable sample is cut；The longitudinal feeding device 02 is used to drive along the axis direction of sample of cable described axially cutting Device 05 and the radial cuts device 04 are moved relative to the pedestal 01.

That is, sample of cable can be clamped and be tightened by the sample of cable stripping device of the utility model, then The insulating layer of sample of cable can be cut both axially and radially, when the notch of axially cutting notch and radial cuts When connecting, easily the insulation displacement of incision can be got off, exposure cable core.

Wherein preferably, the first clamping device 03 is identical with the primary structure of the second clamping device 03 '.Wherein, in the two One (such as first clamping device 03) can be fixedly mounted on pedestal 01, such as be mounted on the left end of pedestal 01, it is another A (such as second clamping device 03 ') is movably mounted on pedestal 01, such as is mounted on pedestal by the tightening device 06 01 right end, so that the tightening device 06 can apply active force to the second clamping device 03 ', so that the second clamping device 03 ' is directed away from the direction movement of the first clamping device 03, so that clamped sample of cable is tightened.

After understanding the basic function of sample of cable stripping device of the utility model, next it will retouch in detail State the structure of the manual tightening type sample of cable clamping device of the utility model.It will be appreciated, however, that the cable of the utility model The application of sample clamp system is not limited to the sample of cable stripping device of the utility model, but can answer For any suitable occasion, simply by the presence of the demand for being clamped and tightening to sample of cable.

Preferably, as shown in figures 4-9, the manual tightening type sample of cable clamping device of the utility model includes clamping device (such as described first clamping device 03 or the second clamping device 03 ') and tightening device 06.Wherein, the clamping device 03 or 03 ' includes a pair of clamp arm 31A and clamping drive mechanism, and the free end of each clamp arm 31A is provided with a clamping V-type Block 31B, the V-groove of two clamping V-block 31B is facing with each other, with the outer surface for clamping sample of cable.Wherein, a pair of of folder Tight arm 31A is moved synchronously on direction towards each other and away from each other under the driving of clamping drive mechanism, so as to protect The symmetrical centre for demonstrate,proving two V-grooves remains that position is constant, namely realizes and clamp to the heart.The tightening device 06 includes fixing Part and moving part, the clamping device 03 or 03 ' it is mounted on the moving part, the moving part can be relative to The fixed part sliding, is additionally provided with manual locking device between the fixed part and the moving part.

In specific works, one of the clamping V-block 31B clamping cables sample on the clamp arm 31A can be passed through first Then a end drives clamping device to move towards the direction for stretching sample of cable by the moving part of the tightening device 06 It is dynamic, and pass through the manual locking device for the moving part relative to the fixed part after tensing sample of cable Sample of cable, can be maintained under clamping and tensioned state by locking.

As it can be seen that the manual tightening type sample of cable clamping device of the utility model can be conveniently realized to sample of cable It clamps and tightens, and the heart is clamped since clamping device can be realized, thus on the one hand can also make electric in clamping process The axial location of cable sample be kept fixed it is constant, consequently facilitating executing the operations such as subsequent insulating layer cutting, such as relative to electricity The position of axial cutter device 05 and radial cuts device 04 is fixed in cable sample stripping device, is on the other hand also made Clamping device itself can adapt to the sample of cable of various diameters.

Particularly, since a pair of of clamp arm 31A of clamping device is clamped sample of cable from the two sides of sample of cable, In the clamp state, there are biggish spaces between a pair of of clamp arm 31A, while a pair of clamp also is deposited always between V-block 31B In gap, the space and gap can carry out cutting operation for corresponding cutting tool, such as carry out axially cutting.Therefore, originally The manual tightening type sample of cable clamping device of utility model makes it possible to any within the scope of the whole length of sample of cable It is axially cutting to insulating layer progress at position, that is, the manual tightening type sample of cable clamping device of the utility model will not be done Relate to the axially cutting operation to insulating layer.

It is exhausted to sample of cable in the range of clamp arm 31A meanwhile as long as avoiding clamping at the clamped position of V-block 31B Edge layer carries out what radial cuts also can be achieved on.

Preferably, the first clamping device 03(or the second clamping device 03 ') it include clamping bracket 30, the clamping driving Mechanism and the clamp arm 31A are installed on the clamping bracket 30.The clamping bracket 30 can be directly fixedly mounted on On the pedestal 01 (such as the first clamping device 03), or the bottom is movably mounted to by tightening device 06 On (such as the second clamping device 03 ') seat 01.Can be seen that in conjunction with Fig. 4 and Fig. 7 and clamp bracket 30 is upright work Font structure has bottom plate 30A disposed in parallel and top plate 30C and is vertically connected to the bottom plate 30A and the top plate Vertical plate 30B between 30C, wherein the pair of clamp arm 31A is located at the side (can be described as face side) of the vertical plate 30B and along upper Lower direction is opposed, and corresponding clamping drive mechanism is then located at the other side (can be described as back side) of the vertical plate 30B, to make whole The structure of a clamping device is very compact.When being installed, the bottom plate 30A of the first clamping device 03 can be directly anchored to bottom On seat 01, the bottom plate 30A of the second clamping device 03 ' is then fixedly mounted on the moving part of tightening device 06.

Preferably, as shown in figs. 4 and 7, the first clamping device 03(or the second clamping device 03 ') it include first or so Lead screw 25 is revolved, is respectively arranged with a clamping feed screw nut on the left-hand portion and right-hand portion of first left-right turning screw rod 25 26, each clamp arm 31A are connected with one of feed screw nut 26 that clamps respectively, when first left-right turning screw rod 25 rotates When, two clamping feed screw nuts 26 just move towards each other and away from each other, to realize that the clamping of a pair of of clamp arm 31A is dynamic Make or release acts.Preferably, the both ends of first left-right turning screw rod 25 are by means of the top plate for clamping bracket 30 and bottom Plate bearing, such as by bearing 24(be preferably angular contact ball bearing), sleeve 23, clamp end cap 22 and nut 21 realizes installation, So that the first left-right turning screw rod 25 is axially and radially kept fixed, but it is able to maintain and rotates freely.Wherein, corresponding bearing 24 It is mounted in the bearing hole of top plate 30C or bottom plate 30A, it is solid limit to bearing 24 that sleeve 23 is additionally provided in bearing hole Fixed, the outer end of sleeve 23 then passes through clamping end cap 22 and is fixed, and the outer end for clamping end cap 22 is additionally provided with nut 21.

Preferably, as shown in figure 4, the first clamping device 03(or the second clamping device 03 ') it include a pair of of nut seat 28 Slide carriage 29 is clamped with a pair, each clamping feed screw nut 26 is connected by screw 27 with one of nut seat 28, each folder Tight slide carriage 29 is fixed to one of nut seat 28, so that each clamping feed screw nut 26 can only be axially moveable and cannot turn It is dynamic, so that the rotary motion of first left-right turning screw rod 25 be become moving along a straight line, namely clamp feed screw nut 26, nut seat 28 and clamp slide carriage 29 linear motion.Wherein, each clamp arm 31A is fixedly mounted on one of clamping slide carriage 29 On, then it can pass through the movement of respective clamping feed screw nut 26 and clamping slide carriage 29 when the first left-right turning screw rod 25 rotates Conversion, which is realized, to move up and down.

It preferably, is the kinematic accuracy for realizing clamping slide carriage 29, namely the kinematic accuracy of a pair of of clamp arm 31A, the folder It is additionally provided with clamping guide-rail 32 on the vertical plate 30B of locking bracket 30, as shown in fig. 6-7, the clamping slide carriage 29 is led with the clamping Rail 32 is slidably matched, so as to move up and down along the clamping guide-rail 32.Preferably, the clamping guide-rail 32 is provided with two Item is separately mounted to the two sides of first left-right turning screw rod 25.

Preferably, as shown in Fig. 4-5 and Fig. 7, the clamping drive mechanism includes that clamping motor 1(is preferably servo electricity Machine), it is mounted on the back side of the vertical plate 30B for clamping bracket 30, and be located at the position of bottom, clamping motor 1 axis is parallel with the axis of first left-right turning screw rod 25.It is provided with above the top plate 30C for clamping bracket 30 A pair of of synchronous pulley, respectively first synchronous pulley 16 coaxial with the clamping motor 1 and with the first left-right rotary silk The second coaxial synchronous pulley 19 of thick stick 25, the second synchronous pulley 19 are preferably mounted at the upper end of first left-right turning screw rod 25, First synchronous toothed belt 18 links together first synchronous pulley 16 and second synchronous pulley 19.When described first When synchronous pulley 16 rotates under the driving of clamping motor 1, first synchronous toothed belt 18 communicates rotational motion to described Second synchronous pulley 19, so as to drive the first left-right turning screw rod 25 to rotate, thus by the rotary motion of clamping motor 1 from clamping The back side of the vertical plate 30B of bracket 30 is transmitted to face side in parallel, so that a pair of of clamp arm 31A be driven to move up and down.

Preferably, to ensure that the clamping force of clamping device is moderate, from the clamping motor 1 to first left-right turning screw rod It is additionally provided with safety clutch device in 25 drive path, for being disconnected automatically after completing to the clamping of sample of cable from described The torque of clamping motor 1 to first left-right turning screw rod 25 is transmitted, in case excessive clamping force crushes sample of cable.

Specifically, as shown in figure 4, the safety clutch device includes:

Splined shaft 11 is mounted on the vertical plate 30B for clamping bracket 30 by support base 10, and the lower end of splined shaft 11 passes through Shaft coupling 3 is connected with the motor shaft of clamping motor 1, and the splined shaft 11 is cooperated by angular contact ball bearing 9 and support base 10, real The now limit to splined shaft 11 in the horizontal direction, support base 10 are connect with end cap 8 by screw 7, thus upward by end cap 8 The angular contact ball bearing 9 is supported, the limit in the up-down direction to splined shaft 11 is achieved in；

Spring 12 is sleeved on the splined shaft 11；

Lower zygote 14, with inner hole, the inner hole is splined hole, for cooperating with the splined section of splined shaft 11, The lower end surface of the lower zygote 14 is against the upper end of the spring 12, so that the lower zygote 14 is upward by the spring 12 It withstands, the upper surface of the lower zygote 14 is wavy surface；

Upper zygote axis 15, lower end surface is wavy surface, for matching (such as shape with the wavy surface of lower zygote 14 Complementally engage) to transmit torque, when torsional resistance is excessive, the lower zygote 14 will shift downwards and compress the spring 12, so that a pair of of the wavy surface worked in coordination is disengaged, idle running is formed, the transmitting of torque is terminated；With

Fixes sleeve 13 is fixedly mounted on the vertical plate 30B for clamping bracket 30, the top of the splined shaft 11, The lower part of the spring 12, the lower zygote 14 and the upper zygote axis 15 is respectively positioned on the inner hole of the fixes sleeve 13 In.

The effect of 13 one side of fixes sleeve acts as the shell of the safety clutch device, the effect of another aspect It is the lower end for the upper end and lower zygote axis 15 for supporting the splined shaft 11.

The middle part of the upper zygote axis 15 by bearing be mounted on it is described clamp bracket 30 top plate 30C on, it is described on The upper end of zygote axis 15 then passes through key 17 and installs first synchronous pulley 16.

Pass through key 2 between the shaft coupling 3 and the motor shaft of the clamping motor 1 and between the splined shaft 11 Connection.The shaft coupling 3 includes two halfbodies, the two halfbodies are linked together by bolt 4, nut 5 and washer 6.

Second synchronous pulley 19 is connected by key 20 with the upper end of first left-right turning screw rod 25.

When specific works, the clamping motor 1 imparts power to splined shaft 11, the spline by key 2 and shaft coupling 3 Axis 11 imparts power to the upper zygote axis 15 by spring 12 and lower zygote 14, and then it is synchronous to pass to described first Belt wheel 16, first synchronous pulley 16 transmit power through first synchronous toothed belt 18 and second synchronous pulley 19 To first left-right turning screw rod 25, first left-right turning screw rod 25 is by clamping feed screw nut 26, nut seat 28, clamping and lead Rotary motion is changed into clamp arm 31A and clamps the linear motion of V-block 31B by rail 32 and clamping slide carriage 29, thus realization pair The centering of different-diameter sample of cable clamps.After sample of cable is clamped, safety clutch device is started working, lower zygote 14 increase with the torque received at the intermeshing wavy surface of upper zygote axis 15, and lower zygote 14 is forced to move downward and press Contracting spring 12 transmits the power of clamping motor 1 no longer until lower zygote 14 and upper zygote axis 15 are disengaged To clamping V-block 31B, it is therefore prevented that the excessive problem of clamping force.Simultaneously as the first left-right turning screw rod 25 and clamping feed screw nut There is self-locking effect between 26, unclamps the sample of cable clamped so as to prevent clamping V-block 31B counter motion, in this way It is achieved that the constant force centering to sample of cable clamps.

As previously mentioned, first clamping device 03 or second clamping device 03 ' can by the tightening device 06 It is mounted on pedestal 01 dynamicly, that is, the tightening device 06 is arranged between corresponding clamping device and the pedestal 01.Institute Tightening device 06 is stated with fixed part and moving part, first clamping device 03 or second clamping device 03 ' It clamps bracket 30 to be fixed on the moving part of the tightening device 06, the moving part of the tightening device 06 is slideably pacified On the fixed part, that is, the moving part can be slided relative to the fixed part.

Preferably, when the manual tightening type sample of cable clamping device of the utility model is installed on the cable of the utility model When on sample stripping device, a part of the pedestal 01 may be constructed the fixed part.To be tightened when described When the moving part of device 06 is slided relative to the fixed part (such as pedestal 01), corresponding clamping device can be driven opposite It is mobile in another clamping device, so as to which the sample of cable clamped is tightened.

Preferably, as shown in Fig. 4, Fig. 8 and Fig. 9, the moving part of the tightening device includes a pair of guide rails support 35, institute The lower end for stating guide rail bearing 35 is provided with guide rail structure, preferably rectangular guideway structure, the fixed part (example of the tightening device On pedestal 01) it is equipped with guide rail sliding chute, preferably rectangular guideway sliding slot, the guide rail structure is slidably mounted on described lead In rail sliding slot, and limit is fixed by means of guide rail tabletting 34, to prevent the guide rail bearing 35 other than glide direction Direction movement.The clamping device 03 or 03 ' be fixedly mounted on the upper surface of the guide rail bearing 35, it is specific as shown in figure 9, Clamping device 03 or 03 ' clamping bracket 30 bottom plate 30A be fixed on by screw 36 and positioning pin (such as taper bolt 40) as described in On the upper surface of guide rail bearing 35.

Preferably, shown in Fig. 4, Fig. 8 and Fig. 9, the manual locking device includes lock shaft 37 and eccentric wheel 38, the lock Mandrel 37 is fixed relative to the moving part of the tightening device 06, such as both ends are separately fixed on a pair of guide rails support 35, The eccentric wheel 38 is rotatably sleeved on the lock shaft 37, and the outer circumference surface of the eccentric wheel 38 is used for and the fixation Partially (such as upper surface of pedestal 01) contact is to constitute cam self-locking mechanism.Specifically, as shown in figure 9, the lock shaft 37 is Multi-diameter shaft is connected by way of shaft hole matching between two guide rail bearings 35, and opposite by the shaft shoulder of first end It is positioned in one of guide rail bearing 35, second end then passes through baffle 39 and is fixed, and baffle 39 is for example solid by screw It is scheduled on the end face of the second end of lock shaft 37.Lock shaft 37 realizes the positioning to eccentric wheel 38 by the shaft shoulder at middle part, eccentric Wheel 38 is provided with axle sleeve 41 with another 35 shaft shoulder of guide rail bearing, to prevent eccentric wheel 38 along axial float.

As shown in Figure 4 and Figure 8, the eccentric wheel 38 is equipped with set lever 38A, the extension side of the set lever 38A To the extending direction with the clamp arm 31A on the contrary, that is, set lever 38A towards clamping device vertical plate 30B back side Extend, in order to manual operation.After two clamping devices clamp sample of cable, set lever 38A can be pulled manually, is made The clamping device on tightening device 06 is installed on far from another clamping device, so that sample of cable stretching is opened up to tensing, Then, operation set lever 38A rotates eccentric wheel 38, using the eccentricity of eccentric wheel 38 in the upper of eccentric wheel 38 and pedestal 01 Cam self-locking effect is formed between surface, is in the lock state tightening device 06, is tightened shape so that sample of cable is maintained at State.

As it can be seen that the manual tightening type sample of cable clamping device of the utility model can quickly and easily be realized to cable Sample is tightened, to improve the efficiency of subsequent insulation displacement work.

Preferably, when eccentric wheel 38 is arranged, be preferably positioned to: set lever 38A dials up realization locking, locking hand Handle 38A stirs downwards realization unlock, on the one hand be conducive to strengthen self-locking effect, another party is conducive to manual operation.Wherein, Be conducive to be the reason of strengthening self-locking effect, when tightening device 06 is in the lock state namely eccentric wheel 38 is in self-locking It,, should in Fig. 4 if clamped sample of cable applies biggish pulling force to tightening device 06 by clamping device when state The direction of pulling force is that the left, then under the pulling force effect, can produce if the moving part (such as guide rail bearing 35 etc.) of tightening device 06 The raw trend towards sample of cable side (namely to the left) movement, since the frictional force between eccentric wheel 38 and pedestal 01 is larger, Eccentric wheel 38 will generate to the left roll (namely roll counter-clockwise) movement tendency, this movement tendency just with eccentric wheel 38 The direction for locking movement is consistent, therefore can better ensure that self-locking effect, namely make the manual locking device more stretching Locking, thereby guarantees that and tightens effect.

Other aspects of the sample of cable stripping device of the utility model being described in detail again below.

As shown in figs. 10-11, the axially cutting device 05 preferably includes position-limit mechanism 62 and cutting mechanism 63.It is described to cut Cutting mill structure 63 is acted on for radially cutting the insulating layer of sample of cable, and in the feed motion of corresponding longitudinal feeding device 02 Under insulating layer is cut axially movable.The position-limit mechanism 62 is used in the cutting process of the cutting mechanism 63 (packet During including in incision insulating layer and axially movable and during cutting insulating layer) sample of cable is mentioned For radial support, prevent sample of cable from deforming or shifting.Preferably, the position-limit mechanism 62 and the cutting mechanism 63 divide It is not arranged in the two sides of the sample of cable, for example, the two is arranged in the axis two sides of sample of cable in the horizontal direction.

Preferably, as shown in figs. 10-12, the cutting mechanism 63 includes axially cutting blade 56 and axial blade support 57, the axially cutting blade 56 is mounted on the axial blade support 57, so that the point of a knife of the axially cutting blade 56 With blade towards the axis of sample of cable, and the axially cutting blade 56 is in horizontal plane.When 63 court of cutting mechanism When feeding to sample of cable, the point of a knife of axially cutting blade 56 just can be pierced into insulating layer, hereafter, when 63 edge of cutting mechanism The axis direction feeding of sample of cable when, the blade and point of a knife of the axially cutting blade 56 will cut insulating layer certain Length.

Preferably, as shown in figures 10-13, the position-limit mechanism 62 includes V-type surface roller 54, the V-type surface roller 54 The bus of outer peripheral surface is V-arrangement, so as to reliably abut and support the outer surface of sample of cable, prevents sample of cable along height Direction and horizontal direction are deformed, are shifted.Particularly, V-type surface roller 54 and cutting blade 56 are respectively the two of sample of cable Side contacts sample of cable, when the axially cutting device is moved along the axis direction of sample of cable, cutting blade 56 is by cable The insulating layer of sample is cut, and the then retinue bearing in a rolling manner of V-type surface roller 54 keeps cutting process smooth.

Preferably, the axially cutting device 05 further includes left-right turning screw rod nut body 64, for driving the limit The relative motion synchronous with the cutting mechanism 63 of mechanism 62, such as move towards one another or move away from each other, so that this The axially cutting device 05 of utility model can adapt to the axially cutting of the sample of cable of various different-diameters, greatly improve simultaneously Cutting efficiency.

Alternatively, the position-limit mechanism 62 and the cutting mechanism 63 can also independently be fed radially, for example, After sample of cable is clamped, first drives 62 radial feed of position-limit mechanism to support to sample of cable, then drive again 63 radial feed of cutting mechanism is to cut in insulating layer.

Preferably, as shown in figure 11, the left-right rotary nut body 64 includes the second left-right turning screw rod 61 and a pair of of rotation direction Opposite axial feed screw nut 60, the axial direction feed screw nut 60 left hand thread portion with second left-right turning screw rod 61 respectively Divide and right-handed thread part cooperates.The position-limit mechanism 62 and the cutting mechanism 63 are individually secured to one of axial lead screw Nut 60.Then, when second left-right turning screw rod 61 rotates, two axial feed screw nuts 60 will move towards one another or It moves away from each other, so that the position-limit mechanism 62 and the cutting mechanism 63 be driven to transport simultaneously towards or far from sample of cable It is dynamic, complete the incision movement or the tool backlash movement that have bearing.

Specifically, as shown in figure 11, the axial feed screw nut 60 of 63 side of cutting mechanism is connected by axial screw base 59 Blade support connecting plate 58, the axial direction blade support 57 are fixedly mounted on the blade support connecting plate 58.Position-limit mechanism The axial feed screw nut 60 of 62 sides equally connects similar limiting bracket connecting plate (in figure not by similar axial screw base Index), the position-limit mechanism 63 is fixedly mounted on the limiting bracket connecting plate.

Preferably, as shown in Figure 11 and Figure 14, the position-limit mechanism 62 further include: limiting bracket 50, telescopic rod 51, spring 48, end cap 49 and spacing column 55 are limited.Wherein, the limiting bracket 50 be mounted on the limiting bracket connecting plate so that with Axial direction 60 phase of feed screw nut is fixed；The limiting bracket 50 is equipped with through-hole, and the first end of the telescopic rod 51 is slidably It is installed in the through-hole；The limit end cap 49 is fixedly mounted on the first port of the through-hole (namely far from the V-type face The port of idler wheel 54) at, the spring 48 is set in the first end of the telescopic rod 51, and is accommodated in the through-hole In, one end of the spring 48 abuts the limit end cap 49, and the other end abuts the shaft shoulder on the telescopic rod 51, and be in by Compressive state.In the mounted state, the telescopic rod 51 can be axially displaced, to compress the spring 48, and makes The first end of the telescopic rod 51 can partly be stretched out from the first port of the through-hole.The spacing column 55 is fixedly mounted In the second end of the telescopic rod 51, the two axis is orthogonal, and the V-type surface roller 54 is installed in rotation on the limit The upper end of column 55, such as installed by means of deep groove ball bearing 52 and end ring 53, so that the V-type surface roller 54 axis is fixed relative to the telescopic rod 51.

During the insulating layer of the cutting mechanism 63 incision sample of cable, with second left-right turning screw rod 61 Rotation, the position-limit mechanism 62 and the cutting mechanism 63 are moved simultaneously towards sample of cable, when the axially cutting knife When the point of a knife of piece 56 contacts the insulating layer outer surface of the sample of cable, the V-type surface roller 52 of the position-limit mechanism 62 is lucky The insulating layer outer surface of sample of cable is abutted, so as to provide bearing in time for cut process.With the second left-right rotary silk Thick stick 61 continues to rotate, and the point of a knife of the axially cutting blade 56 starts a cut through in insulating layer, simultaneously as the V-type face is rolled Wheel 52 supporting force become larger therewith, then just compress the spring 48 via the telescopic rod 51 so that the telescopic rod 51 to It is shifted afterwards (i.e. towards the direction of first end), so that the V-type surface roller 52 also generates rollback, i.e., in the side of radial support It retracts upwards, to compensate the penetraction depth of the axially cutting blade 56, effectively prevents the axis shift or change of sample of cable Shape.

In a not shown embodiment, the rotation of second left-right turning screw rod 61 is driven, handwheel can be used It directly drives.

It is preferable, however, that as depicted in figs. 11-12, the axially cutting device 05 further includes axially cutting motor 42, electricity Arbor is connected by axial coupling 43 with second left-right turning screw rod 61, so as to second left-right turning screw rod 61 into The automatic driving rotation of row.

As described in Figure 11, the both ends of second left-right turning screw rod 61 are supported by support base 46, and the support base 46 is set There is bearing hole, bearing (preferably angular contact ball bearing 47) and sleeve 44 are provided in the bearing hole, the sleeve 44 is used for The bearing is positioned, the outer end of the bearing hole is provided with end cap 45, for fixing the sleeve 44, to realize Fixation and preload to bearing.

As depicted in figs. 11-12, the axially cutting device 05 further includes axially cutting guide rail 65, such as is provided with two Item is arranged in the two sides of second left-right turning screw rod 61, and the guide rail slide block cooperated with the axially cutting guide rail 65 is pacified On limiting bracket connecting plate and blade support connecting plate 58, to be mentioned for the position-limit mechanism 62 and the cutting mechanism 63 For stable motion guide.

The axially cutting guide rail 65 and the support base 46 can be fixedly mounted on one piece of support plate, to make described Axially cutting device 05 forms an independent unit, is then installed to longitudinal feeding device 02 again.Or alternatively, described Axially cutting guide rail 65 and the support base 46 can also be directly fixed on longitudinal feeding device 02.

The longitudinal feeding device 02 is used for axis direction (namely the sample of cable insulation displacement along sample of cable The longitudinal direction of equipment) drive the axially cutting device 05 and the radial cuts device 04 to move relative to the pedestal 01, from And complete the cutting work to the insulating layer of desired locations, desired length.

Preferably, as shown in figures 15-16, the longitudinal feeding device 02 includes: length feed motor 66, longitudinal shaft coupling 67, locking nut 68, longitudinal end cap 69, sleeve 70, length feed support 71, angular contact ball bearing 72, total slide carriage 73, longitudinal direction are led Rail 74, longitudinal nut seat 75, length feed nut 76 and length feed lead screw 77.

Wherein, the length feed motor 66 is mounted on pedestal 01, output shaft by longitudinal shaft coupling 67 with The length feed lead screw 77 connects.

There are two the settings of length feed support 71, is mounted on pedestal 01, respectively from both ends to the length feed Lead screw 77 is supported.Wherein, the length feed lead screw 77 passes through the angular contact ball bearing 72, sleeve 70,69 and of end cap Locking nut 68 is mounted on the length feed support 71.

The longitudinal rail 74 is provided with two, is mounted on pedestal 01, and is distributed in the length feed lead screw 77 Two sides.

Total slide carriage 73 passes through longitudinal nut seat 75 and links together with the length feed nut 76, the longitudinal direction into To nut 76 and 77 threaded engagement of length feed lead screw, the two sides of total slide carriage 73 are provided with guide rail slide block and (do not show Out), the guide rail slide block is slidably matched with the length feed guide rail 74, is for example equipped on total slide carriage 73 axially cutting Device 05 and radial cuts device 04.Then, when the length feed lead screw 77 rotates, the length feed nut 76 just will The rotary motion of length feed lead screw 77 is converted to linear motion, keeps total slide carriage 73 sliding along the length feed guide rail 74 It is dynamic, to drive the component (such as axially cutting device 05 and radial cuts device 04) installed on total slide carriage 73 along the cable The longitudinal direction (namely axial direction of sample of cable) of sample stripping device moves, to realize cutting to the insulating layer of sample of cable It cuts.

Preferably, as in figs. 17-19, the radial cuts device 04 includes a pair of of radial cuts blade 87, Mei Gejing It is concave arc shape to the cutting edge shape of cutting blade 87, wherein the blade of a pair of of radial cuts blade 87 is relative to each other, and energy It is enough to be moved towards one another under the driving of radial cuts driving mechanism, to be carried out simultaneously to insulating layer in the two sides of sample of cable Radial cuts.

Preferably, the radial cuts device 04 includes third left-right turning screw rod 83 and a pair of oppositely oriented radial lead screw Nut 84, it is described radial direction feed screw nut 84 respectively with the left-handed threaded portion of the third left-right turning screw rod 83 and right-handed thread portion Distribution is closed.A pair of of radial cuts blade 87 is individually secured to one of radial feed screw nut 84.Then, when described third or so When revolving the rotation of lead screw 83, two radial feed screw nuts 84 will be moved towards one another or be moved away from each other, to drive a pair Radial cuts blade 87 is moved simultaneously towards or far from sample of cable, and movement or the withdrawing for completing radial incision insulating layer are dynamic Make.

Preferably, as shown in figure 18, the radial cuts device 04 includes a pair of radial nut seat 85, a pair of radial blade Frame 86 and a pair of radial blade holder connecting plate 88, each radial cuts blade 87 are fixedly mounted on one of radial blade holder 86 On, each radial direction blade holder 86 is then fixed therein on a radial blade holder connecting plate 88, each radial direction blade holder connecting plate 88 are connected by one of radial nut seat 85 with corresponding radial feed screw nut 84, to realize radial cuts blade 87 With the connection of radial feed screw nut 84.

Preferably, as shown in figure 19, the radial cuts device 04 further includes a pair of of radial cuts guide rail 90, is arranged in The two sides of the third left-right turning screw rod 83 are provided with a pair of guide rails sliding block (not on each radial blade holder connecting plate 88 Show), for being slidably matched with the radial cuts guide rail 90, to provide stable movement for a pair of of radial cuts blade 87 Guiding.

Preferably, as in figs. 17-19, the radial cuts device 04 further includes radial cuts bracket 89, the radial direction Cutting guide rail 90 is mounted on the radial cuts bracket 89, and the two supports of the third left-right turning screw rod 83 are in the radial direction On cutting support 89, so that the radial cuts device 04 is formed as an independent unit, in order to be mounted on for example On total slide carriage 73 of longitudinal feeding device 02.

Preferably, in a not shown embodiment, the radial cuts driving mechanism may include handwheel, the handwheel Such as be connected with the third left-right turning screw rod 83, such as be mounted on the upper end of the third left-right turning screw rod 83, so as to hand A pair of of radial cuts blade 87 is driven to execute cutting work dynamicly.

Preferably, as in figs. 17-19, the radial cuts driving mechanism includes radial cuts motor 78, motor shaft It is connected by radial coupling 79 with the third left-right turning screw rod 83, so as to be carried out certainly to the third left-right turning screw rod 83 Dynamic driving rotation.

Preferably, as in figs. 17-19, the radial cuts device 04 is cut along the vertical direction, that is, described Three left-right turning screw rods 83 and the radial cuts guide rail 90 are arranged in a vertical direction, so that corresponding radial cuts blade 87 be made to divide Insulating layer is not cut above and below sample of cable.

Each radial cuts blade 87 is plate structure, has rake face and flank, to form the blade.It is preferred that Ground, as shown in figure 19, in the assembled condition, the rake face of two radial cuts blades 87 is coplanar, that is, is located in same vertical plane, And the flank of two radial cuts blades 87 is then located at the left and right sides of the vertical plane, thus can reduce radial cuts Resistance, to keep radial cuts process more smoothly.On the other hand, before this set also makes two radial cuts blades 87 Knife face can be overlapped partly, thus when carrying out radial cuts to the lesser sample of cable of diameter, two radial cuts blades 87 will not interfere with each other.In order to guarantee this installation effect, one of radial cuts blade 87 and corresponding radial blade holder Blade backing plate 91 is provided between 86, the thickness of the blade backing plate 91 is identical as the thickness of the radial cuts blade 87.

Preferably, as depicted in figs. 18-19, the longitudinal section of the radial cuts bracket 89 is in E shape, including top support plate 89A, middle part support plate 89B and bottom support panel 89C, wherein the third left-right turning screw rod 83 passes through the middle part support plate 89B and the bottom support panel 89C are supported, for example, to pass through bearing respectively (excellent at the both ends of the third left-right turning screw rod 83 Be selected as angular contact ball bearing 82), radial end cap 81 and locking nut 80 be supported on the middle part support plate 89B and the bottom branch In bearing hole on board 89C.The radial cuts motor 78 is then mounted on the top support plate 89A.

In specific installation, bottom support panel 89C that the radial cuts device 04 passes through the radial cuts bracket 89 It is mounted on total slide carriage 73 of the longitudinal feeding device 02.Since the lower end of the third left-right turning screw rod 83 passes through the bottom Portion support plate 89C is shown in Figure 16 for this purpose, total slide carriage 73 is equipped with counterbore 73A(), to avoid the third left-right rotary silk The lower end of thick stick 83 and corresponding locking nut 80.

To sum up, the sample of cable stripping device of the utility model can be easily to the sample of cable of different-diameter Carry out insulation displacement, applicable cable size range for example between 15-100 mm, and cutting different-diameter electricity The blade for adjusting cutter device up and down is not needed when cable, can be always ensured that centering clamps, be improved to sample of cable insulating layer The accuracy and efficiency of removing, on the one hand ensure that the quality of cable core after insulation displacement, not influence the detection of cable Can, on the other hand also save a large amount of human resources.

Further, since clamping device includes safety clutch device, after clamping device clamps sample of cable, safety Arrangement of clutch starts working, and clamping device is made no longer to continue to clamping force to sample of cable, to guarantee sample of cable not It can be damaged by folder, while being also beneficial to protection clamping motor to be burned out because of stall.

Further, the sample of cable stripping device of the utility model uses another to the cutting of sample of cable side The scheme of side spacing supporting cuts sample of cable insulating layer, and the blade of cutting side cuts sample of cable insulating layer, limiting side Telescopic rod compressed spring makes V-type surface roller abut the insulating layer of sample of cable always, ensure that the cut quality of cable.

Those skilled in the art will readily recognize that above-mentioned each preferred embodiment can be free under the premise of not conflicting Ground combination, superposition.

It should be appreciated that above-mentioned embodiment is merely exemplary, and not restrictive, without departing from the utility model In the case where basic principle, those skilled in the art can be for the various apparent or equivalent modification that above-mentioned details is made Or replacement, it is all included in the scope of the claims of the utility model.

Claims

1. a kind of manual tightening type sample of cable clamping device, for clamping and tightening sample of cable；It is characterised in that it includes Clamping device and tightening device, in which:

The clamping device includes that a pair of of clamp arm and clamping drive mechanism, the free end of each clamp arm are provided with clamping V-block, for clamping the outer surface of sample of cable；Wherein, a pair of of clamp arm under the driving of clamping drive mechanism towards that It moves synchronously on this or direction away from each other, the heart is clamped with realizing；

The tightening device includes fixed part and moving part, and the clamping device is mounted on the moving part, described Moving part can be slided relative to the fixed part, be additionally provided between the fixed part and the moving part manually Locking device, for locking the moving part relative to the fixed part.

2. manual tightening type sample of cable clamping device according to claim 1, which is characterized in that the clamping device packet Include clamping bracket, wherein the clamping bracket is upright I-shaped structure, have bottom plate disposed in parallel and top plate and Vertically it is connected to vertical plate between the bottom plate and the top plate, wherein a pair of of clamp arm is mounted on the side of the vertical plate simultaneously Opposed along the vertical direction, the clamping drive mechanism is mounted on the other side of the vertical plate, and the bottom plate is fixedly mounted on described On the moving part of tightening device.

3. manual tightening type sample of cable clamping device according to claim 2, which is characterized in that the clamping device packet The first left-right turning screw rod is included, a clamping silk is respectively arranged on the left-hand portion and right-hand portion of first left-right turning screw rod Thick stick nut, each clamp arm is connected with one of feed screw nut that clamps respectively, when first left-right turning screw rod rotation, two A clamping feed screw nut just moves towards each other and away from each other, to realize the pinching action of a pair of of clamp arm or unclamp dynamic Make.

4. manual tightening type sample of cable clamping device according to claim 3, which is characterized in that the clamping driving machine Structure includes clamping motor, and the first synchronous pulley, the second synchronous pulley and the are provided with above the top plate for clamping bracket One synchronous toothed belt, the clamping motor and first synchronous pulley are coaxially disposed, first left-right turning screw rod with it is described The coaxial arrangement of second synchronous pulley, first synchronous toothed belt connect first synchronous pulley and second synchronous pulley It is connected together.

5. manual tightening type sample of cable clamping device according to claim 4, which is characterized in that from the clamping motor It is additionally provided with safety clutch device into the drive path of first left-right turning screw rod, for completing the folder to sample of cable Next automatic disconnection is transmitted from the clamping motor to the torque of first left-right turning screw rod.

6. manual tightening type sample of cable clamping device according to claim 5, which is characterized in that the safety clutch dress It sets and includes:

Spring is sleeved on the splined shaft；

Lower zygote, with inner hole, the inner hole is splined hole, described for cooperating with the splined section of the splined shaft The lower end surface of lower zygote is against the upper end of the spring, so that the lower zygote is withstood upwards by the spring, under described The upper surface of zygote is wavy surface；

Upper zygote axis, lower end surface is wavy surface, for matching with the wavy surface of the lower zygote to transmit torque, when When torsional resistance is more than scheduled value, the lower zygote shifts downwards and compresses the spring, so that a pair worked in coordination Wavy surface is disengaged, and forms idle running；With

Fixes sleeve is fixedly mounted on the vertical plate for clamping bracket, the top of the splined shaft, the spring, described The lower part of lower zygote and the upper zygote axis is respectively positioned in the inner hole of the fixes sleeve.

7. manual tightening type sample of cable clamping device described in one of -6 according to claim 1, which is characterized in that described to tighten The moving part of device includes a pair of guide rails support, and the lower end of the guide rail bearing is provided with guide rail structure, the tightening device Fixed part be equipped with guide rail sliding chute, the guide rail structure is slidably mounted in the guide rail sliding chute, and clampings fills It sets and is fixedly mounted on the upper surface of the guide rail bearing.

8. manual tightening type sample of cable clamping device described in one of -6 according to claim 1, which is characterized in that described manual Locking device includes lock shaft and eccentric wheel, and the lock shaft is fixed relative to the moving part, and the eccentric wheel can be rotated Ground is set on the lock shaft, and the outer circumference surface of the eccentric wheel is for contacting with the fixed part to constitute cam self-locking Mechanism.

9. manual tightening type sample of cable clamping device according to claim 8, which is characterized in that set on the eccentric wheel There is set lever, the extending direction of the set lever is opposite with the extending direction of the clamp arm.

10. a kind of sample of cable stripping device, at least part of the insulating layer of sample of cable to be stripped down, It is characterised in that it includes manual tightening type sample of cable clamping device described in one of -9 according to claim 1.