CN210587529U

CN210587529U - Discharge cutting mechanism of cable shielding layer

Info

Publication number: CN210587529U
Application number: CN201920753165.4U
Authority: CN
Inventors: 郭丽
Original assignee: Shenzhen Jiahong Electrical Appliance Industrial Control Engineering Co ltd
Current assignee: Shenzhen Jiahong Industrial Automation Co.,Ltd.
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-05-22
Anticipated expiration: 2029-05-21

Abstract

The utility model provides a cable shielding layer's discharge cutting mechanism, includes fixture, fixture includes the portion of getting rid of that adjacent setting is used for the shearing portion of shielding layer cutting and separates the shielding layer, the shearing portion include a plurality of relative and with the butt piece that the shielding layer butt set up, the butt piece links to each other with the cutting transformer. This application adopts the galvanic corrosion, reaches instantaneous high temperature through control voltage to the disconnection shielding layer, because time and the voltage controllability of instantaneous high temperature are better, consequently can not damage the inner structure of cable.

Description

Discharge cutting mechanism of cable shielding layer

Technical Field

The application relates to a discharge cutting mechanism of a cable shielding layer.

Background

In order to shield the high-frequency electromagnetic waves, prevent the high-frequency electromagnetic waves from contacting with the network cable conductor to generate induced current and increase crosstalk, a shielding layer may be provided outside the cable, but the processability of the cable is weakened after the shielding layer is added. When the cable needs to be processed into products with different lengths, the rubber, the woven mesh, the shielding layer and the like outside the cable need to be gradually removed. Because shielding layer wraps outside the heart yearn, closely attached and shielding layer intensity itself is relatively weak, remains in the outside of heart yearn after easy self is broken, consequently the mode that present shielding layer got rid of appears except that the phenomenon that shielding layer is difficult to remove very easily.

CN107919601A discloses an automatic peeling and twisting processor for shielding wire tail end, which comprises a machine body, the machine body comprises a manual paying-off positioning device, a chain moving device, a peeling mechanism at a first station, a shielding net scattering mechanism at a second station, a shielding layer vertical mechanism at a third station, a shielding layer straightening and twisting mechanism at a fourth station, a shielding layer cutting mechanism at a fifth station, a shielding layer removing mechanism at a sixth station, a heat shrink pipe sleeving mechanism, an electric box and a control panel. The shielding wire tail end processing machine provided by the invention realizes mechanical automation operation during tail processing of shielding wires, overcomes the processing requirements of different wire tails of various specifications, improves the productivity and quality, and can realize a series of wire processing required processes from peeling to scattering of shielding nets, erection of steel woven nets, straightening and twisting of wires, sleeving of heat shrink tubes, core skin removal and the like so as to achieve the purposes of improving the production efficiency and product quality, reducing the cost and reducing the labor. According to the method, the upper cutter and the lower cutter are matched to remove the shielding layer, and the method has the following two hidden dangers: unclean removal and/or core wire damage.

CN208262911U discloses a shielding layer removing device of a wire twisting braider, which comprises a shielding layer removing direct-pushing cylinder, a supporting base, a shielding layer removing stepping motor, a stepping motor mounting plate, a supporting top seat, a shielding layer removing guide rail and a shielding layer cutting and removing mechanism; the shielding layer direct-pushing cylinder is arranged on the lower side of the supporting base, the shielding layer removing guide rail is arranged on the upper side of the supporting base, and the supporting top seat is slidably arranged on the shielding layer removing guide rail; the supporting base is provided with a cavity which is communicated up and down, the stepping motor mounting plate is vertically and movably arranged in the cavity, the lower end of the stepping motor mounting plate is fixedly connected with a cylinder rod of the shielding layer removing direct pushing cylinder, the upper end of the stepping motor mounting plate is fixedly connected with the supporting top seat, and the shielding layer removing stepping motor is arranged on the stepping motor mounting plate; the shielding layer cutting and removing mechanism is arranged on the supporting top seat. The utility model discloses can accomplish automatically and cut the shielding layer of the cladding of wire end of a thread department outside electric core and get rid of, and it is efficient to get rid of the shielding layer, and the product yield is high. This application describes in more detail how the removal blade acts: the first removing blade set comprises a first cutter frame, a first upper blade and a first lower blade; the first upper blade and the first lower blade are opposite in position and are arranged at the front end of the first cutter frame; the rear end of the first cutter frame is connected with the first removing transmission shaft, the first cutter frame can drive the first upper blade and the first lower blade to be in cutting under the pushing of the first removing transmission shaft, and the wire end of the cutting wire is coated on the shielding layer outside the battery core. However, the application also performs the shielding layer removal through the matching of the upper blade and the lower blade, and the same hidden trouble exists in CN 107919601A: unclean removal and/or core wire damage.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the application provides a cable shielding layer's discharge cutting mechanism, discloses a cable shielding layer's discharge cutting mechanism on the one hand, including fixture, fixture includes the adjacent portion of getting rid of that is used for the shearing part with the shielding layer cutting that sets up and separates the shielding layer, the shearing part includes a plurality of relatively and with the butt piece that the shielding layer butt set up, the butt piece links to each other with the cutting transformer. Two approaches are now generally used: one is physical cutting, such as cutting with a cutter or teeth; the second is by means of laser cutting. Either way, there is a disadvantage that it is easily damaged. The physical cutting damage is mainly because the physical cutting, the outside damage that the extrusion leads to, and the main problem of laser cutting lies in that different colours are great to the absorption difference of laser, especially when the heart yearn outside adopts black, very easily scorch it, and whole scorching process is very short-lived, therefore the uncontrollable nature of its own has led to the uncontrollable nature of quality, this application adopts the electroerosion, reach instantaneous high temperature through control voltage, thereby the disconnection shielding layer, because time and the voltage controllability of instantaneous high temperature are better, consequently can not damage the inner structure of cable.

Preferably, still include the support frame, be equipped with a plurality of centre gripping arms on the support frame, the butt piece is established at the end of centre gripping arm, is equipped with the slider of being connected with the butt piece on the centre gripping arm. The slider can carry out elastic contact through modes such as elastic force, gravity with the cable, avoids carrying out rigid extrusion to the cable, damages cable and/or butt joint piece, and elastic contact also can guarantee fine completion cutting operation.

Preferably, be equipped with the regulation chamber that is used for holding the slider on the support frame, the one side of keeping away from the butt piece in the regulation chamber is equipped with a plurality of regulating spring, and regulating spring's the other end sets up with the slider butt. The pressure between the abutment block and the cable is controlled in the form of an adjusting spring, and the pressure between the abutment block itself and the cable can be adjusted by adjusting the degree of compression of the spring.

Preferably, the part of one side of the abutting block abutting against the shielding layer is a point or a line; one side of the abutting block facing the shielding layer is a straight line or a broken line or a plane. The efficiency of corrosion can be better controlled by adopting point contact, and the corrosion efficiency and the final form can be improved by adopting a surface contact mode.

Preferably, the device also comprises a base, a shielding layer cutting mechanism is arranged on the base in a sliding manner, the shielding layer cutting mechanism comprises a rack, the rack comprises a sliding bottom plate arranged on the base in a sliding manner, a first supporting plate used for installing a plurality of clamping mechanisms is arranged on the sliding bottom plate, a second supporting plate is arranged on one side, away from the clamping mechanisms, of the first supporting plate, and the second supporting plate is arranged on the sliding bottom plate and is independently arranged relative to the first supporting plate; a rotating motor used for driving the clamping mechanism to rotate is fixedly arranged on the second supporting plate, a cavity is arranged on a sliding bottom plate below the rotating motor, a cutting translation mechanism used for driving the shielding layer cutting mechanism to move relative to the base is arranged in the cavity, and the cutting translation mechanism is fixedly connected with the base. This application improves to the structure of whole device, mainly shows and has integrateed the setting with the second backup pad: the second supporting plate is connected with a rotating motor and matched with the cavity, so that the transmission stability of the cutting translation mechanism is improved, and the size of the whole device is reduced.

Preferably, a limiting block is arranged on the other side of the base relative to the cutting translation mechanism; the limiting block is provided with a buffering rubber cushion; the motion space of the cutting translation mechanism is limited, and the equipment is prevented from being broken away or damaged due to hard collision.

The cutting translation mechanism is a piston cylinder, a piston cylinder of which a piston rod extends out of the cutting translation mechanism is fixedly connected with the sliding bottom plate, and the piston cylinder of the cutting translation mechanism is fixedly connected with the base;

the first supporting plate is provided with a rotary limit switch for controlling the rotation of the clamping mechanism; the device is used for limiting the rotation angle of the clamping mechanism, and is convenient for accurately controlling the device.

The clamping mechanism comprises a supporting part, at least two guide rails are arranged on the supporting part, clamping arms are respectively arranged on the guide rails in a sliding mode, one ends, close to the supporting part, of the clamping arms are respectively hinged and connected with a V-shaped connecting swing arm, the other end of each V-shaped connecting swing arm is hinged and connected with a connecting rod, and the V-shaped connecting swing arms are movably connected with the supporting part; the swing arm is connected through the V-arrangement, so that the motion in one direction is decomposed into a plurality of motions in the direction perpendicular to the original motion direction, and the consistency of the final motion effect is structurally guaranteed.

A power end of the rotating motor is provided with a driving gear, and a driven gear meshed with the driving gear is arranged on the rotating part; the driving gear is meshed with the driven gear or is connected with the driven gear through a transmission belt; when a gear meshing mode is adopted, the clamping mechanism is suitable for the situation that 1-2 clamping mechanisms are adopted, and the maximum clamping mechanism is not more than 4. Can drive a plurality of rotating parts through the belt, can set up belt drive groove, through belt drive groove's setting, can provide a basic assurance for the synchronism.

The end part of the connecting rod is communicated with a rotary switching mechanism; the rotary switching mechanism comprises a switching bearing fixedly connected with a connecting rod, and the connecting rod is fixedly connected with an inner ring of the switching bearing; the outer ring of the switching bearing is connected with a transverse movement mechanism; an adjustable limit screw is arranged between the clamping arms; the clamping slide block is arranged at the end part of the clamping arm and clamped in the guide rail of the supporting seat; the separation of the rotary motion and the axial motion is completed through one bearing, so that the complexity of the whole system is reduced, and the separation of the axial motion and the rotary motion is realized.

The transverse motion mechanism comprises a switching support fixedly connected with an outer ring of the switching bearing and a transverse motion piston cylinder, the transverse motion piston cylinder is fixedly connected with the third support plate, and a piston rod extends out of the transverse motion piston cylinder and is fixedly connected with the switching support. The purpose of the switching support is to improve the stability of the separation of the rotary and axial movements, avoiding the phenomenon of excessive stress concentrations on the switching bearings.

Preferably, the removing part is arranged between the cutting part and the supporting seat or the cutting part is arranged between the removing part and the supporting seat; the removing part comprises V-shaped plates respectively arranged on the first clamping arm and the second clamping arm, the end parts of the V-shaped plates are provided with adjustable pressing plates, each V-shaped plate comprises a front plate and a rear plate, the front plates and the rear plates are arranged in a staggered mode, and the V-shaped plates on the first clamping arm and the V-shaped plates on the second clamping arm are arranged in a central symmetry mode. The adjustable pressing plate can adjust the pressure on the V-shaped plate in a mode of arranging the spring, and can also adopt a mode of an elastic plate (namely, a plate with restoring force is adopted, one end of the elastic plate is abutted to the V-shaped plate, and the other end of the elastic plate is fixedly connected with the clamping arm) and the like to provide conditions for the movement of the V-shaped plate in a certain space. Adopt crisscross fork of cutting can avoid haring the heart yearn to can play fine effect of drawing in when the initial stage.

On the other hand, the cable shielding layer removing method comprises the steps of placing the cable in a cutting part for cutting, and then utilizing a removing part for stretching and removing; when the cutting part cuts, the abutting block is abutted to the shielding layer. Set up through this application, utilize the shearing part to carry out the electroerosion, the electroerosion mode can not damage heart yearn and the outside parcel layer of heart yearn under certain condition control, can improve quality and the effect that whole shielding layer got rid of.

Preferably, the abutting block is elastically abutted with the shielding layer; the abutting block can rotate relative to the shielding layer. The contact performance is ensured firstly through elastic abutting, and secondly, the cable is ensured not to be extruded and damaged; the rotation is set for better completing the electric corrosion of the shielding layer and avoiding the occurrence of residual problems.

Preferably, the voltage to ground provided by the cutting transformer is 3V-110V. The thickness of the treated shielding layer is generally 0.02-0.2mm, preferably 0.05-0.12mm, and the following beneficial effects can be brought by the application of the shielding layer with different thicknesses through corrosion by using a voltage of 3-110V:

1. the shielding layer is disconnected by adopting electric corrosion and controlling the voltage to reach the instantaneous high temperature, and the structure of the cable cannot be damaged due to the fact that the time of the instantaneous high temperature and the voltage controllability are good;

2. the sliding block can be in elastic contact with the cable in elastic force, gravity and other modes, so that the cable is prevented from being subjected to rigid extrusion, the cable and/or the abutting block are prevented from being damaged, and the cutting operation can be well completed due to the elastic contact;

3. the application carries out structural remodeling to the whole equipment, and particularly carries out improvement of larger floating on the connecting rod part and the removing part, which has good effect on ensuring the removing efficiency and reducing the damage to the core wire.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic view of the structure of the cutting part;

FIG. 4 is a schematic structural view of the present application with a base;

FIG. 5 is a side view of FIG. 4;

FIG. 6 is a schematic view of a portion of the clamping mechanism;

FIG. 7 is a schematic view of the mechanism of FIG. 4 with portions broken away;

FIG. 8 is a schematic view of a structure with a removed portion;

FIG. 9 is a schematic illustration of the decoupled strands of the removed portions;

fig. 10 is a side view of fig. 9.

Detailed Description

In order to clearly explain the technical features of the present invention, the present application will be explained in detail by the following embodiments in combination with the accompanying drawings.

As shown in the drawings, the following detailed description is given by way of example in order to more clearly explain the overall concept of the present application.

In addition, in the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In a first embodiment, as shown in fig. 1 to 3, a discharge cutting mechanism for a cable shielding layer includes a clamping mechanism 30, where the clamping mechanism 30 includes a cutting portion 1 for cutting the shielding layer and a removing portion 2 for separating the shielding layer, the cutting portion 1 includes a plurality of abutting blocks 3 disposed opposite to each other and abutting against the shielding layer, and the abutting blocks 3 are connected to a cutting transformer. This application lies in utilizing butt piece 3 to receive the voltage that the cutting transformer provided than the biggest improvement point in current design, then discharges to the shielding layer for the shielding layer switches on in the twinkling of an eye and generates heat and melt, thereby accomplishes the cutting action, and butt piece 3 generally adopts copper material. When the cable cutting device is used, firstly, the abutting block 3 is connected with the cutting transformer, then, a cable directly exposed out of the shielding layer is placed on an operation space of the removing part 2, then, the abutting block 3 of the cutting part 1 is abutted with the shielding layer, if the abutting block 3 is annularly arranged and can surround the shielding layer for a circle, the cutting transformer is started to discharge the shielding layer, and then circular cutting is completed; if the abutting blocks 3 are arranged in a dot or block shape, the cutting transformer is started to discharge to the shielding layer, and the shearing part 1 needs to be rotated, so that all the abutting blocks 3 complete circular cutting around the shielding layer; after the circular cutting is finished, the removing part 2 is used for removing the shielding layer between the circular cutting part and the head part.

In a second embodiment, on the basis of the first embodiment, as shown in fig. 1 to 3, the device further comprises a supporting frame 4, wherein a plurality of clamping arms 5 are arranged on the supporting frame 4, the abutting block 3 is arranged at the tail ends of the clamping arms 5, and a sliding block 6 connected with the abutting block 3 is arranged on the clamping arms 5; an adjusting cavity 7 for accommodating the sliding block 6 is arranged on the supporting frame 4, a plurality of adjusting springs 8 are arranged on one side, far away from the abutting block 3, in the adjusting cavity 7, and the other ends of the adjusting springs 8 are abutted to the sliding block 6; the part of one side of the abutting block 3 abutting against the shielding layer is a point or a line. The abutting block 3 is a core member for breaking through the shielding layer in the present application, and in order to improve the breaking effect and the processing efficiency, the abutting block 3 is in a point shape or a linear shape in contact with the shielding layer, where the point shape may be a single point or multiple points, and the direction of the linear contact is arranged in parallel with the central axial direction of the cable. On the basis of the first embodiment, the present embodiment is improved in that the adjusting spring 8 is provided in the adjusting chamber 7 so that the slider 6 can advance or retreat with respect to the cable, and the abutment block 3 is provided in cooperation with the slider 6, thereby bringing about a follow-up arrangement of the abutment block 3.

It will be appreciated that the side of the abutment block 3 facing the shield is a straight line or a broken line or a flat surface. When the cable is a straight line, if the cable is parallel to the axis of the cable, the contact between the abutting block 3 and the shielding layer is linear contact, and if the cable is vertical to the axis of the cable, the contact between the abutting block 3 and the shielding layer is point contact; when the cable is a folding line, the contact between the cable and the shielding layer is point contact, but the point contact mode is different, and in order to better complete circular cutting, the projection of the folding line is generally set to be in a state of being perpendicular to the axial direction of the cable; when the plane is flat, the plane is in linear contact with the shielding layer, so that the area of a notch formed by the shielding layer can be increased, and the removing part 2 is favorable for completing the separation of the shielding layer and the core wire.

In a third embodiment, as shown in fig. 4-7, an improvement in the overall structure is contemplated. The shielding layer cutting device comprises a base 9, a shielding layer cutting mechanism is arranged on the base 9 in a sliding mode, the shielding layer cutting mechanism comprises a rack, the rack comprises a sliding bottom plate 10 arranged on the base 9 in a sliding mode, a first supporting plate 11 used for installing a plurality of clamping mechanisms 30 is arranged on the sliding bottom plate 10, the first supporting plate 11 is equivalent to the supporting frame 4 in the embodiment 2, a second supporting plate 12 is arranged on one side, away from the clamping mechanisms 30, of the first supporting plate 11, and the second supporting plate 12 is arranged on the sliding bottom plate 10 and is independent of the first supporting plate 11; a rotating motor 13 for driving the clamping mechanism 30 to rotate is fixedly arranged on the second supporting plate 12, a cavity 14 is arranged on the sliding bottom plate 10 below the rotating motor 13, a cutting translation mechanism 15 for driving the shielding layer cutting mechanism to move relative to the base 9 is arranged in the cavity 14, and the cutting translation mechanism 15 is fixedly connected with the base 9.

A limiting block 16 is arranged on the other side of the base 9 relative to the cutting translation mechanism 15; the limiting block 16 is provided with a buffering rubber cushion 17; a plurality of reinforcing ribs 18 are connected between the first support plate 11 and the second support plate 12;

the cutting translation mechanism 15 is a piston cylinder, a piston cylinder of which a piston rod extends out of the cutting translation mechanism 15 is fixedly connected with the sliding bottom plate 10, and a piston cylinder of the cutting translation mechanism 15 is fixedly connected with the base 9;

a rotary limit switch 28 for controlling the rotation of the clamping mechanism 30 is arranged on the first supporting plate 11;

the clamping mechanism 30 comprises a supporting part 19, at least two guide rails 20 are arranged on the supporting part 19, clamping arms 5 are respectively arranged on the guide rails 20 in a sliding manner, one ends of the clamping arms 5, which are close to the supporting part 19, are respectively hinged with a V-shaped connecting swing arm 29, the other ends of the V-shaped connecting swing arms 29 are hinged with a connecting rod 21, and the V-shaped connecting swing arms 29 are movably connected with the supporting part 19;

a driving gear 22 is arranged at the power end of the rotating motor 13, and a driven gear 23 meshed with the driving gear 22 is arranged on the rotating part; the driving gear 22 is meshed with the driven gear 23 or connected with the driven gear through a transmission belt;

the end of the connecting rod 21 is communicated with a rotary switching mechanism; the rotary switching mechanism comprises a switching bearing 24 fixedly connected with a connecting rod 21, and the connecting rod 21 is fixedly connected with an inner ring of the switching bearing 24; the outer ring of the switching bearing 24 is connected with a transverse movement mechanism; an adjustable limit screw 25 is arranged between the clamping arms 5; the end part of the clamping arm 5 is provided with a clamping slide block 31, and the clamping slide block 31 is clamped in the guide rail 20 of the support seat;

the device is characterized by further comprising a third support plate 25 arranged on one side, far away from the first support plate 11, of the second support plate 12, a plurality of reinforcing ribs 18 are connected between the first support plate 11 and the third support plate 25, the transverse movement mechanism comprises a switching support 26 fixedly connected with the outer ring of the switching bearing 24, and further comprises a transverse movement piston cylinder 27, the transverse movement piston cylinder 27 is fixedly connected with the third support plate 25, and a piston rod extends out of the transverse movement piston cylinder 27 and is fixedly connected with the switching support 26.

When the shielding layer is required to be removed, firstly, the cable is placed at a proper position, the clamping mechanism 30 is used for clamping and cutting off the shielding layer, and then the cutting translation mechanism 15 is used for driving the whole action to complete the stripping of the shielding layer. The V-shaped connecting swing arm 29 completes the connection of the clamping arm 5 and the connecting rod 21, the connecting rod 21 can obtain advancing and retreating power through power connection with the outside, and one axial motion of the connecting rod 21 is converted into the motion of a plurality of clamping arms 5 perpendicular to the motion direction of the connecting rod, so that the clamping arms 5 can be stably close to or far away from each other, and the motion reliability is improved.

In the fourth embodiment, as shown in fig. 8 to 10, referring to the specific arrangement of the removing part 2, the removing part 2 is provided between the cutting part 1 and the supporting seat or the cutting part 1 is provided between the removing part 2 and the supporting seat; the removing part 2 comprises V-shaped plates 34 respectively arranged on a first clamping arm 32 and a second clamping arm 33, the end parts of the V-shaped plates 34 are provided with adjustable pressing plates 35, each V-shaped plate 34 comprises a front plate 36 and a rear plate 37, the front plates 36 and the rear plates 37 are arranged in a staggered mode, and the V-shaped plates 34 on the first clamping wall and the V-shaped plates 34 on the second clamping wall are arranged in a central symmetry mode. On the basis of the previous embodiment, the purpose of this embodiment is to provide a practical structure capable of performing operation, when the cable is placed at the operation position, the first clamping arm 32 and the second clamping arm 33 are close to each other so that the cable is placed in the accommodating cavity, then the first clamping arm 32 and the second clamping arm 33 are continuously close to each other, the circular cutting can be completed under the condition that the first clamping arm and the second clamping arm 33 rotate together, after the circular cutting is completed, the V-shaped plate 34 is in an abutting state with respect to the shielding layer, and then the operation can be performed, and the operation is completed by stretching the V-shaped plate 34 through the circular cutting position.

In a fifth embodiment, relating to the application of the device in cable shielding layer removal, based on but not limited to the structure of the above embodiment, the process comprises placing the cable in the cutting part 1 for cutting, and then performing stretching removal by using the removing part 2; when the cutting part 1 performs cutting operation, the abutting block 3 is abutted to the shielding layer. The abutting block 3 is elastically abutted with the shielding layer; the abutment block 3 is rotatable relative to the shield. The voltage provided by the cutting transformer is 3V-110V. On the basis of the above embodiments, the present embodiment provides a method for removing a shielding layer by using an electro-corrosive abutting block 3, first, a cable with an exposed shielding layer is placed in a cutting portion 1, the abutting block 3 of the cutting portion 1 is abutted to the shielding layer, then, a cutting transformer is used to provide a voltage of 3-110V, such as 15V, then, the abutting block 3 rotates around the cable, if the cable is completely cut, the rotation is stopped and the voltage supply is stopped, if there is adhesion (the case of incomplete cutting), the relative rotation can be continued until no adhesion occurs, and then, the removing portion 2 is used to stretch the shielding layer to complete the removing operation of the shielding layer.

The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. The utility model provides a cable shield's discharge cutting mechanism which characterized in that: including fixture, fixture includes adjacent setting be used for with the shearing part of shielding layer cutting and the portion of getting rid of the shielding layer separation, the shearing part include a plurality of relative and with the butt piece that the shielding layer butt set up, the butt piece links to each other with the cutting transformer.

2. The discharge cutting mechanism of the cable shield according to claim 1, wherein: still include the support frame, be equipped with a plurality of centre gripping arms on the support frame, the butt piece is established at the end of centre gripping arm, is equipped with the slider of being connected with the butt piece on the centre gripping arm.

3. The discharge cutting mechanism of the cable shield according to claim 2, wherein: be equipped with the regulation chamber that is used for holding the slider on the support frame, the one side of keeping away from the butt piece in the regulation chamber is equipped with a plurality of regulating spring, and regulating spring's the other end sets up with the slider butt.

4. The discharge cutting mechanism of the cable shield according to claim 1, wherein: the part of one side of the abutting block, which abuts against the shielding layer, is a point or a line; one side of the abutting block facing the shielding layer is a straight line or a broken line or a plane.

5. The discharge cutting mechanism of the cable shield according to claim 1, wherein: the shielding layer cutting mechanism comprises a rack, the rack comprises a sliding bottom plate which is arranged on the base in a sliding mode, a first supporting plate used for installing a plurality of clamping mechanisms is arranged on the sliding bottom plate, a second supporting plate is arranged on one side, away from the clamping mechanisms, of the first supporting plate, and the second supporting plate is arranged on the sliding bottom plate and is independently arranged relative to the first supporting plate; a rotating motor used for driving the clamping mechanism to rotate is fixedly arranged on the second supporting plate, a cavity is arranged on a sliding bottom plate below the rotating motor, a cutting translation mechanism used for driving the shielding layer cutting mechanism to move relative to the base is arranged in the cavity, and the cutting translation mechanism is fixedly connected with the base.

6. The discharge cutting mechanism of the cable shielding layer according to claim 5, wherein: a limiting block is arranged on the other side of the base relative to the cutting translation mechanism; the limiting block is provided with a buffering rubber cushion; a plurality of reinforcing ribs are connected between the first supporting plate and the second supporting plate;

the first supporting plate is provided with a rotary limit switch for controlling the rotation of the clamping mechanism;

the clamping mechanism comprises a supporting part, at least two guide rails are arranged on the supporting part, clamping arms are respectively arranged on the guide rails in a sliding mode, one ends, close to the supporting part, of the clamping arms are respectively hinged and connected with a V-shaped connecting swing arm, the other end of each V-shaped connecting swing arm is hinged and connected with a connecting rod, and the V-shaped connecting swing arms are movably connected with the supporting part;

a power end of the rotating motor is provided with a driving gear, and a rotating part is provided with a driven gear meshed with the driving gear; the driving gear is meshed with the driven gear or is connected with the driven gear through a transmission belt;

the end part of the connecting rod is communicated with a rotary switching mechanism; the rotary switching mechanism comprises a switching bearing fixedly connected with a connecting rod, and the connecting rod is fixedly connected with an inner ring of the switching bearing; the outer ring of the switching bearing is connected with a transverse movement mechanism; an adjustable limit screw is arranged between the clamping arms; the clamping slide block is arranged at the end part of the clamping arm and clamped in the guide rail of the supporting seat;

the transverse motion mechanism comprises a switching support fixedly connected with an outer ring of the switching bearing and a transverse motion piston cylinder, the transverse motion piston cylinder is fixedly connected with the third support plate, and a piston rod extends out of the transverse motion piston cylinder and is fixedly connected with the switching support.

7. The discharge cutting mechanism of the cable shield according to claim 6, wherein: the removing part is arranged between the shearing part and the supporting seat or the shearing part is arranged between the removing part and the supporting seat; the removing part comprises V-shaped plates respectively arranged on the first clamping arm and the second clamping arm, the end parts of the V-shaped plates are provided with adjustable pressing plates, each V-shaped plate comprises a front plate and a rear plate, the front plates and the rear plates are arranged in a staggered mode, and the V-shaped plates on the first clamping arm and the V-shaped plates on the second clamping arm are arranged in a central symmetry mode.