CN219179025U

CN219179025U - Radial section device of cable insulation sheath

Info

Publication number: CN219179025U
Application number: CN202223436886.3U
Authority: CN
Inventors: 吴子双; 王桂法; 孙君强; 王聚德; 王振国
Original assignee: QINGDAO POWER SUPPLY Co OF STATE GRID SHANDONG ELECTRIC POWER Co; State Grid Corp of China SGCC
Current assignee: QINGDAO POWER SUPPLY Co OF STATE GRID SHANDONG ELECTRIC POWER Co; State Grid Corp of China SGCC
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-06-13
Anticipated expiration: 2032-12-21

Abstract

The utility model relates to the technical field of cable performance detection, in particular to a radial slicing device for a cable insulation sheath, which comprises the following components: a base, a cutting unit, and a jig unit; the base comprises a bottom plate and a vertical frame, the vertical frame is perpendicular to the bottom plate, a bearing platform is arranged on the bottom plate, the bearing platform and the vertical frame are arranged in a coplanar manner, and the cutting unit is connected with the vertical frame in a sliding manner; the clamp unit is in sliding connection with the bottom plate, the moving direction of the clamp unit is perpendicular to the moving direction of the cutting unit, the clamp unit is used for bearing the bearing surface of the insulating sheath and has the same height with the upper surface of the bearing platform, and the clamp unit is provided with a clamping plate for fixing the insulating sheath. The slicing device solves the problems of uneven slicing thickness, incomplete slicing thickness, deformation or burr generation.

Description

Radial section device of cable insulation sheath

Technical Field

The utility model relates to the technical field of cable performance detection, in particular to a radial slicing device for a cable insulation sheath.

Background

The disclosure of this background section is only intended to increase the understanding of the general background of the utility model and is not necessarily to be construed as an admission or any form of suggestion that this information forms the prior art already known to those of ordinary skill in the art.

The wire and cable is a common transmission tool for transmitting voltage or electric signals, wherein the cable is mostly used for high-voltage transmission, the performance requirement on the cable is higher, the tensile strength of a cable sheath is one of important indexes for ensuring the integrity of the sheath when the cable is laid, and a complete annular slice which is as thin as possible is required to be prepared according to GB/2951-2008.11 when the cable insulation sheath is measured.

The existing slicing device is provided with a horizontally placed blade, one side of the blade is provided with a three-jaw chuck, a cable is arranged in the three-jaw chuck, and the three-jaw chuck is moved to move relative to the blade, so that a sheath slice is cut from the upper surface of the cable. The applicant finds that, in the actual operation process, as the insulating sheath has elasticity, for the small-section insulating sheath, when the blade is cut to the end, the slice is adhered to the insulating sheath below, and the insulating sheath has certain elasticity, the adhered part can be elongated, so that the insulating slice is incomplete, deformed or burrs are generated, and the experimental accuracy is affected; another problem is that when installing the insulating sheath, the insulating sheath needs to be suspended in the middle of the three-jaw chuck, then the insulating sheath is fixed by adjusting the three chucks, but the insulating sheath cannot be guaranteed to be kept in the middle of the chucks in the whole process, the insulating sheath itself has certain bending, the insulating sheath cannot be guaranteed to be perpendicular to the blade after being fixed, and the thickness of cut slices is uneven.

Disclosure of Invention

Aiming at the defects existing in the prior art, the embodiment of the utility model aims to provide a radial slicing device for a cable insulation sheath, so as to solve the problems of uneven slicing thickness, incomplete slicing thickness, deformation or burr generation.

In order to achieve the above object, the embodiment of the present utility model provides the following technical solutions:

a radial slicing device for an insulating sheath of a cable, comprising: a base, a cutting unit, and a jig unit; the base comprises a bottom plate and a vertical frame, the vertical frame is perpendicular to the bottom plate, a bearing platform is arranged on the bottom plate, the bearing platform and the vertical frame are arranged in a coplanar manner, and the cutting unit is connected with the vertical frame in a sliding manner; the clamp unit is in sliding connection with the bottom plate, the moving direction of the clamp unit is perpendicular to the moving direction of the cutting unit, the clamp unit is used for bearing the bearing surface of the insulating sheath and has the same height with the upper surface of the bearing platform, and the clamp unit is provided with a clamping plate for fixing the insulating sheath.

Preferably, the stand comprises a cross beam and two vertical rods, the two vertical rods are mounted on the bottom plate, the cross beam is connected to the upper ends of the two vertical rods, and the bearing platform is located between the two vertical rods.

Preferably, the cross member is detachably connected to the two vertical bars.

Preferably, the cutting unit comprises a blade disposed between and moving up and down along the two vertical bars.

Preferably, a screw sleeve is arranged on the cross beam, the upper end of the blade is connected with a screw rod, the screw rod is in threaded fit with the screw sleeve, and the screw rod is rotated so that the blade moves up and down.

Preferably, the cutting unit further comprises a driven wheel, a driving wheel and a motor for driving the driving wheel, wherein the driven wheel and the driving wheel are arranged at the upper end of the screw.

Preferably, a movable seat is arranged on the bottom plate, and the clamping plate is arranged on the movable seat and moves back and forth along with the movable seat.

Preferably, the clamping plate includes a first plate member and a second plate member at a predetermined angle, and an end portion of the first plate member and an end portion of the second plate member intersect.

Preferably, the bottom side of the clamping plate is provided with a protective gasket.

Preferably, the clamp unit comprises a ratchet clamp assembly for adjusting the clamping plate, the ratchet clamp assembly comprises a handle and a support arm, the handle and the support arm are connected with the clamping plate, and one end of the support arm is provided with a through hole which is sleeved on the upright rod.

One or more technical solutions provided in the embodiments of the present utility model at least have the following technical effects or advantages:

when preparing the section, put insulating sheath under splint, utilize splint clamp on the anchor clamps unit, move anchor clamps unit forward, make insulating sheath be located under the cutting unit, owing to be equipped with on the bottom plate with insulating sheath loading face equal altitude's cushion cap, consequently when cutting to last, the cushion cap forms the support to insulating sheath, has prevented that insulating section from taking place elastic deformation and the tensile of last adhesion part, avoids the section to produce the burr, has guaranteed insulating section's integrality. In addition, the insulating sheath is vertical to the blade in the preparation process of the insulating slice, so that the problem of uneven thickness of the cut slice is avoided.

Additional aspects of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

In order to make the above objects, features and advantages of the present utility model more comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.

Fig. 1 is a perspective view of a radial slicing device for a cable insulation sheath provided by an embodiment of the utility model;

FIG. 2 is a rear view of a slicing device according to an embodiment of the present utility model;

FIG. 3 is a side view of a slicing device according to an embodiment of the present utility model;

in the figure: 11. a bottom plate; 12. a vertical frame; 13. bearing platform; 21. driven wheel; 22. a screw; 23. a screw sleeve; 24. a blade; 25. a driving wheel; 26. a motor; 31. a movable seat; 32. a clamping plate; 33. a handle; 34. a vertical rod; 35. a support arm;

the mutual spacing or dimensions are exaggerated for the purpose of showing the positions of the various parts, and the schematic illustrations are used for illustration only.

Detailed Description

It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the utility model. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs.

For convenience of description, the words "upper", "lower", "left" and "right" in the present utility model, if they mean only that the directions are consistent with the upper, lower, left, and right directions of the drawings per se, and do not limit the structure, only for convenience of description and simplification of the description, but do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Term interpretation section: the terms "mounted," "connected," "secured," and the like in the present utility model are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the terms "mechanically coupled" and "directly coupled" may be used interchangeably to refer to either a mechanical coupling, an indirect coupling via an intermediary, an internal coupling of two elements, or an interaction of two elements, as would be understood by one of ordinary skill in the art, and the terms are to be understood in the specific sense of the present utility model as appropriate.

As shown in fig. 1-3, in one embodiment of the present utility model, a radial slicing device for an insulating sheath of a cable is described, including: a base, a cutting unit, and a jig unit; the base comprises a bottom plate 11 and a vertical frame 12, the vertical frame 12 is perpendicular to the bottom plate 11, a bearing platform 13 is arranged on the bottom plate 11, the bearing platform and the vertical frame 12 are arranged in a coplanar manner, and the cutting unit is in sliding connection with the vertical frame 12; the clamp unit is slidably connected with the bottom plate 11, the moving direction of the clamp unit is perpendicular to the moving direction of the cutting unit, the bearing surface of the clamp unit for bearing the insulating sheath is equal to the upper surface of the bearing platform, and the clamp unit is provided with a clamping plate 32 for fixing the insulating sheath.

When the slice is manufactured, the insulating sheath is placed under the clamping plate, the clamping plate is clamped on the clamp unit, the clamp unit is moved forwards (in the direction close to the cutting unit), the insulating sheath is located under the cutting unit, and the bearing platform with the same height as the bearing surface of the insulating sheath is arranged on the bottom plate, so that the bearing platform supports the insulating sheath when the slice is cut to the end, elastic deformation of the insulating slice and stretching of the final adhesion part are prevented, burrs are avoided from being generated in the slice, and the integrity of the insulating slice is ensured. In addition, the insulating sheath is vertical to the blade in the preparation process of the insulating slice, so that the problem of uneven thickness of the cut slice is avoided.

As shown in fig. 2, the stand 12 is in a portal structure, and comprises a cross beam and two vertical rods, the two vertical rods are mounted on the bottom plate 11, the cross beam is connected to the upper ends of the two vertical rods, the cross beam and the two vertical rods are detachably connected or welded, and as can be seen in fig. 1, the bearing platform is located between the two vertical rods.

The cutting unit comprises a blade 24, which blade 24 is arranged between and moves up and down along two vertical bars. The cross beam is provided with a screw sleeve 23, the upper end of the blade 24 is connected with a screw rod 22, the screw rod 22 is in threaded fit with the screw sleeve 23, and the screw rod 22 is rotated so that the blade 24 moves up and down. Specifically, the connection between the blade and the vertical rod can be that a groove along the vertical direction is arranged on the inner side surface of the vertical rod, and the blade is embedded into the groove and moves up and down along the groove; or a linear guide rail is arranged on the side surface of the vertical rod, a sliding block is arranged on the blade, and the sliding block is sleeved on the guide rail to move up and down.

The cutting unit further comprises a driven wheel 21, a driving wheel 25 and a motor 26, wherein the driven wheel 21 and the driving wheel 25 are arranged at the upper end of the screw 22, and the motor is an adjustable speed motor and is used for controlling the falling speed and the falling force of the blade.

The bottom plate 11 is provided with a movable seat 31, and the clamping plate 32 is mounted on the movable seat 31 and moves back and forth along with the movable seat 31. Specifically, the connection mode of the movable seat and the bottom plate is similar to the structure of a lathe supporting plate, the inner side of the hand wheel is connected with a screw rod, and the movement distance of the movable seat is adjusted by rotating the hand wheel.

As shown in fig. 1, the clamping plate 32 has an inverted V shape, and includes a first plate member and a second plate member having predetermined angles, and an end portion of the first plate member and an end portion of the second plate member intersect. Through setting up the reverse V-arrangement splint, conveniently tighten the insulating sheath of different specifications, reduced the time of fixed insulating sheath, the inboard V type groove of splint sets up with the blade direction of movement is perpendicular, has guaranteed that the insulating sheath that the level was placed is easier with the blade is perpendicular.

The bottom side of the clamping plate 32 is provided with a protection gasket, and the protection gasket is a rubber or polyurethane gasket and is used for preventing the insulating sheath from being damaged when the clamp is fixed.

As shown in fig. 1, the clamp unit includes a ratchet clamp assembly for adjusting the clamping plate 32, the ratchet clamp assembly includes a handle 33 and a support arm 35 connected to the clamping plate 32, and one end of the support arm 35 is provided with a through hole and is sleeved on the upright rod 34. The ratchet clamp assembly is obtained through outsourcing, and an original flat plate is replaced by an inverted V-shaped clamping plate.

The use process of the slicing device comprises the following steps:

firstly, operating a motor, dropping a blade, fixing an insulating sheath for removing a conductor on a clamp unit, supporting one end of the insulating sheath against the blade, then lifting the blade, adjusting the displacement distance of the clamp unit by a hand wheel according to the slice thickness required by an experiment, dropping the blade for slicing, and repeating the steps if the slice cannot meet the experiment requirement.

While the foregoing description of the embodiments of the present utility model has been presented in conjunction with the drawings, it should be understood that it is not intended to limit the scope of the utility model, but rather, it is intended to cover all modifications or variations within the scope of the utility model as defined by the claims of the present utility model.

Claims

1. A radial slicing device for an insulating sheath of a cable, comprising: a base, a cutting unit, and a jig unit;

the base comprises a bottom plate and a vertical frame, the vertical frame is perpendicular to the bottom plate, a bearing platform is arranged on the bottom plate, the bearing platform and the vertical frame are arranged in a coplanar manner, and the cutting unit is connected with the vertical frame in a sliding manner;

the clamp unit is in sliding connection with the bottom plate, the moving direction of the clamp unit is perpendicular to the moving direction of the cutting unit, the clamp unit is used for bearing the bearing surface of the insulating sheath and has the same height with the upper surface of the bearing platform, and the clamp unit is provided with a clamping plate for fixing the insulating sheath.

2. The radial slicing device of the cable insulation sheath of claim 1, wherein the stand comprises a cross beam and two vertical rods, the two vertical rods are mounted on the bottom plate, the cross beam is connected to the upper ends of the two vertical rods, and the bearing platform is positioned between the two vertical rods.

3. The cable insulation jacket radial slicing device of claim 2, wherein the cross member and the two vertical members are detachably connected.

4. The radial cable insulation jacket slicing device of claim 2, wherein the cutting unit comprises a blade disposed between and moving up and down the two vertical bars.

5. The radial slicing device of cable insulation jacket of claim 4, wherein a screw sleeve is mounted on the cross beam, the upper end of the blade is connected with a screw rod, the screw rod is in threaded fit with the screw sleeve, and the screw rod is rotated to move the blade up and down.

6. The radial slicing device of cable insulation jacket of claim 5, wherein the cutting unit further comprises a driven wheel, a driving wheel and a motor driving the driving wheel, which are disposed at an upper end of the screw.

7. The radial slicing device of claim 1, wherein the base plate is provided with a movable seat, and the clamp plate is mounted on the movable seat to move back and forth with the movable seat.

8. The radial slicing device of cable insulation jacket of claim 1, wherein the clamp plate comprises a first plate and a second plate at a predetermined angle, an end of the first plate and an end of the second plate intersecting.

9. The radial cable insulation jacket slicing device of claim 1, wherein the clamping plate bottom side is provided with a protective spacer.

10. The radial slicing device of claim 1, wherein the clamp unit comprises a ratchet clamp assembly for adjusting the clamping plate, the ratchet clamp assembly comprises a handle and a support arm connected with the clamping plate, and one end of the support arm is provided with a through hole and is sleeved on the upright rod.