Automatic wire stripper

Abstract

The utility model belongs to the technical field of wire stripping pliers, and particularly relates to automatic wire stripping pliers. The automatic wire stripper comprises a wire stripping jaw, a wire stripping handle and a heating mechanism, the wire stripping jaw is rotationally connected with the wire stripping handle and comprises a first plier head and a second plier head which are oppositely arranged, a clamping part and a shearing part; the clamping part comprises a first pressing block and a second pressing block; the shearing part comprises an upper blade, a lower blade and two wire stripping grooves; the wire stripping handle comprises a first plier handle and a second plier handle which are hinged with each other; the heating mechanism is used for heating the upper blade and the lower blade and comprises two heating pieces and a control assembly. An operator starts the heating sheets on the upper blade and the lower blade through the control assembly, so that an external insulating layer of a cable fixed in the wire stripping knife edge is heated and softened, and the stripping quality and reliability of the insulating layer of the cable can be effectively improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of wire strippers, and in particular relates to an automatic wire stripper. Background Art

[0002] Wire strippers are a common tool used to strip the insulation layer of wires or cables for connection or maintenance work. Traditional wire strippers require manual operation. Before stripping, the size of the cable needs to be compared with the size of the stripping opening of the wire strippers. If the cable size does not match the diameter of the stripping opening, it is easy to cause the cable to be cut off in whole or in part, the internal wire is severely damaged, or the outer skin is stripped unevenly or too much, resulting in a low success rate of stripping the insulation layer, which brings a lot of inconvenience to the operator. Utility Model Content

[0003] The utility model aims to overcome the shortcomings of the prior art and provide an automatic wire stripper which can effectively improve the stripping quality and reliability of the cable insulation layer.

[0004] The utility model adopts the following technical solutions:

[0005] An automatic wire stripper, comprising a wire stripper jaw, a wire stripper handle and a heating mechanism;

[0006] The wire stripping jaws are rotatably connected to the wire stripping handle, and include a first clamp head and a second clamp head that are arranged opposite to each other, a clamping part arranged on the first clamp head for clamping the cable, and a shearing part arranged on the second clamp head for shearing the insulation layer of the cable; the clamping part includes a first pressing block and a second pressing block that are arranged opposite to each other up and down; the shearing part includes an upper blade and a lower blade that are arranged opposite to each other up and down, and two wire stripping grooves that are respectively arranged on opposite sides of the upper blade and the lower blade, the upper blade and the lower blade can be interlocked, and a wire stripping blade edge can be formed between the two wire stripping grooves;

[0007] The wire stripping handle comprises a first clamp handle and a second clamp handle which are hinged to each other, wherein the first clamp handle is connected to the first pressing block and can drive the first pressing block to move toward the second pressing block; the second clamp handle is connected to the upper blade and can drive the upper blade to move toward the lower blade;

[0008] The heating mechanism is arranged on the shearing part and used for heating the upper blade and the lower blade, and comprises two heating plates respectively arranged on the upper blade and the lower blade and a control component arranged on the second clamp head and connected with the two heating plates and controlling the two heating plates.

[0009] Furthermore, the control component includes a magnetic induction component arranged between the upper blade and the second clamp head, and a control switch arranged on the second clamp head and connected to the two heating plates to control the two heating plates to start or shut down.

[0010] Furthermore, the magnetic induction component includes an induction magnet arranged on the surface opposite to the upper blade and the second clamp head and a magnetic sensor arranged on the second clamp head for identifying the induction magnet, and the magnetic sensor is connected to the control switch.

[0011] Furthermore, the lower blade is arranged on the inner bottom surface of the second clamp head, and the shearing part also includes a limit spring arranged between the lower blade and the second clamp head, one end of the limit spring is connected to the bottom of the lower blade, and the other end is connected to the inner bottom surface of the second jaw.

[0012] Furthermore, the heating plate includes a heating plate body and a connecting wire arranged on one side of the heating plate body and connected to the control component, and the second clamp head is provided with an upper moving opening and a lower moving opening for allowing the connecting wire to move up and down with the upper blade and the lower blade.

[0013] Furthermore, the heating plate also includes a heating wire which is arranged on the upper blade and the lower blade and can cooperate with the heating body.

[0014] Furthermore, the second pressing block is fixedly arranged in the first clamp head, and anti-slip stripes are arranged on the side opposite to the second pressing block.

[0015] Furthermore, the wire stripping handle also includes a first connecting rod arranged between the first pressing block and the first clamp handle and a second connecting rod arranged between the upper blade and the second clamp handle.

[0016] Furthermore, one end of the first connecting rod is rotatably connected to the upper end of the first clamp handle, and the other end is fixedly connected to the lower end of the first pressure block; one end of the second connecting rod is rotatably connected to the upper end of the second clamp handle, and the other end is fixedly connected to the lower end of the upper blade.

[0017] Furthermore, the wire stripping handle also includes a reset spring arranged between the first clamp handle and the second clamp handle, and two insulating protective sleeves respectively arranged outside the first clamp handle and the second clamp handle.

[0018] From the above description of the utility model, it can be known that compared with the prior art, the beneficial effects of the utility model are as follows: the present application cooperates between the stripping jaws rotatably connected to the stripping handle, the stripping handle and the heating mechanism arranged on the shearing part. When in use, the operator first puts the cable into the stripping groove of the lower blade, and the rest of the cable is placed on the second pressure block, and presses the first clamp handle and the second clamp handle. The first clamp head and the second clamp head are slightly opened, and the first pressure block and the upper blade are respectively driven to move downward, so that the part of the cable to be stripped is fixed in the stripping edge formed by the two stripping grooves, and the first pressure block and the second pressure block clamp the other part of the cable. Then the operator starts the heating plate on the upper blade and the lower blade through the control component, so that the outer insulation layer of the cable fixed in the stripping edge is heated and softened, and then presses the first clamp handle and the second clamp handle to make the first clamp head and the second clamp head fully open, thereby driving the internal wire of the cable to be separated from the insulation layer, which can effectively improve the stripping quality and reliability of the cable insulation layer, avoid damage to the internal wire of the cable, and facilitate the operation of the operator;

[0019] By means of the magnetic induction element arranged between the upper blade and the second clamp head, the heating state of the two heating plates can be controlled to prevent the heating plates from overheating; when the upper blade and the lower blade are in a separated state, the magnetic sensor and the induction magnet are opposite to each other on the left and right, the magnetic sensor senses the induction magnet, and the two heating plates are not heated; when the upper blade moves toward the lower blade, the magnetic sensor and the induction magnet are staggered up and down, and when the magnetic sensor does not sense the induction magnet, the two heating plates start to heat;

[0020] By forming a stripping edge between the two stripping grooves, when in use, the size of the stripping edge changes with the distance between the upper blade and the lower blade, and can be suitable for cables of different diameters; wherein, by providing a limit spring between the lower blade and the second clamp head, when the diameter of the cable is too large, the upper blade moves downward to press the cable, and the limit spring is under pressure to drive the lower blade to move downward, so that the distance between the upper blade and the cable is consistent with the distance between the lower blade and the cable, thereby avoiding cutting the wires inside the cable, thereby improving the practicality of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 The structure diagram of the automatic wire stripper Figure 1 .

[0022] Figure 2 The structure diagram of the automatic wire stripper Figure 2 .

[0023] Figure 3 It is a schematic diagram of the structure of the upper blade.

[0024] Figure 4 It is a schematic diagram of the structure of the sensor.

[0025] Figure 5 This is a schematic diagram of the cutting section in use.

[0026] In the figure: 1-wire stripping jaws, 11-first clamp head, 12-second clamp head, 13-clamping portion, 131-first pressure block, 132-second pressure block, 133-anti-slip stripes, 14-cutting portion, 141-upper blade, 142-lower blade, 143-wire stripping groove, 144-limiting spring, 15-upper moving mouth, 16-lower moving mouth, 2-wire stripping handle, 21-first clamp handle, 22-second clamp handle, 23-first connecting rod, 24-second connecting rod, 25-reset spring, 26-insulating protective cover, 3-heating mechanism, 31-heating plate, 32-control component, 33-magnetic induction component, 34-control switch, 35-induction magnet, 36-magnetic inductor, 37-heating plate body, 38-connecting wire, 39-heating wire. DETAILED DESCRIPTION

[0027] The present invention is further described below through specific implementation methods.

[0028] like Figures 1 to 5 As shown, this embodiment provides an automatic wire stripper, comprising a wire stripping jaw 1, a wire stripping handle 2 and a heating mechanism 3.

[0029] The wire stripping pliers 1 are rotatably connected to the wire stripping handle 2, and include a first pliers head 11 and a second pliers head 12 arranged opposite to each other, a clamping portion 13 arranged on the first pliers head 11 for clamping the cable, and a shearing portion 14 arranged on the second pliers head 12 for shearing the insulation layer of the cable; through the cooperation of the clamping portion 13 and the shearing portion 14, when the shearing portion 14 cuts off the insulation layer outside the cable, the wire stripping handle 2 is pressed, and the first pliers head 11 and the second pliers head 12 are opened, thereby separating the internal wires and the insulation layer of the cable, which is simple to operate and convenient for operators to operate; specifically, the clamping portion 13 includes a first pressing block 131 and a second pressing block 132 arranged opposite to each other up and down; the shearing portion 14 includes an upper blade 141 and a lower blade 142 arranged opposite to each other up and down, and two stripping grooves 143 respectively arranged on opposite sides of the upper blade 141 and the lower blade 142; the upper blade 141 and the lower blade 142 can be interlocked, and a stripping blade edge can be formed between the two stripping grooves 143; when in use, the size of the stripping blade edge changes with the The distance between the upper blade 141 and the lower blade 142 is changed, which can be suitable for cables of different diameters; further, the lower blade 142 is arranged on the inner bottom surface of the second clamp head 12, and the shearing portion 14 also includes a limit spring 144 arranged between the lower blade 142 and the second clamp head 12, one end of the limit spring 144 is connected to the bottom of the lower blade 142, and the other end is connected to the inner bottom surface of the second jaw 12; when the diameter of the cable is too large, the upper blade 141 moves downward to compress the cable, and the limit spring 144 is subjected to pressure to drive the lower blade 142 to move downward, so that the distance between the upper blade 141 and the cable is consistent with the distance between the lower blade 142 and the cable, avoiding cutting the wire inside the cable, thereby improving the practicality of the present application; further, the second pressing block 132 is fixedly arranged in the first clamp head 11, and the first pressing block 131 and the second pressing block 132 are opposite to each other. The side is provided with an anti-slip stripe 133, which can fix the cable between the first pressing block 131 and the second pressing block 132 to prevent the cable from slipping out.

[0030] The wire stripping handle 2 includes a first clamp handle 21 and a second clamp handle 21 which are hinged to each other. The first clamp handle 21 is connected to the first pressure block 11, and can drive the first pressure block 131 to move in the direction of the second pressure block 132; the second clamp handle 21 is connected to the upper blade 141, and can drive the upper blade 141 to move in the direction of the lower blade 142; when in use, the first clamp handle 21 and the second clamp handle 21 are pressed, the first clamp head 11 and the second clamp head 12 are slightly opened, and the first pressure block 131 and the upper blade 141 are respectively driven to move downward, so that the part of the cable to be stripped is fixed in the stripping edge formed by the two stripping grooves 143, and the first pressure block 131 and the second pressure block 132 clamp another part of the cable; specifically, the wire stripping handle 2 also includes a first connecting rod 23 arranged between the first pressure block 131 and the first clamp handle 21 and a second connecting rod 24 arranged between the upper blade 141 and the second clamp handle 21; further, the first connecting rod 23 is arranged between the first pressure block 131 and the first clamp handle 21, and the second connecting rod 24 is ... One end of the rod 23 is rotatably connected to the upper end of the first clamp handle 21, and the other end is fixedly connected to the lower end of the first pressure block 131; one end of the second connecting rod 24 is rotatably connected to the upper end of the second clamp handle 22, and the other end is fixedly connected to the lower end of the upper blade 141; wherein, the cooperation mode of the first connecting rod 23 with the first clamp handle 21 and the first pressure block 131 and the cooperation mode of the second connecting rod 24 with the second clamp handle 22 and the upper blade 141 are technical means commonly used in the prior art, and their specific structure and working principle will not be further elaborated; further, the wire stripping handle 2 also includes a reset spring 25 arranged between the first clamp handle 21 and the second clamp handle 22 and two insulating protective covers 26 respectively arranged on the outside of the first clamp handle 21 and the second clamp handle 22. Through the cooperation of the reset spring 25 and the insulating protective cover 26, it is convenient for the operator to press the first clamp handle 21 and the second clamp handle 22, and the safety of operation is improved.

[0031] The heating mechanism 3 is arranged on the shearing portion 14 and is used to heat the upper blade 141 and the lower blade 142, and includes two heating plates 31 respectively arranged on the upper blade 141 and the lower blade 142 and a control component 32 arranged on the second clamp head 12 and connected to the two heating plates 31 and controlling the two heating plates 31; the operator activates the heating plates 31 on the upper blade 141 and the lower blade 142 through the control component 32, so that the outer insulation layer of the cable fixed in the stripping blade is heated and softened, which can effectively improve the stripping quality and reliability of the cable insulation layer; specifically, the control component 32 includes The invention comprises a magnetic induction component 33 disposed between the upper blade 142 and the second clamp head 12, and a control switch 34 disposed on the second clamp head 12 and connected to the two heating plates 31 and controlling the start or shut down of the two heating plates 31; through the cooperation of the control switch 34 and the magnetic induction component 33, the working state of the two heating plates 31 can be controlled to prevent the operator from accidentally touching the control switch 34 and causing the two heating plates 31 to overheat; further, the magnetic induction component 33 comprises an induction magnet 35 disposed on the opposite surface of the upper blade 141 and the second clamp head 12 and an induction magnet 35 disposed on the second clamp head 12 for identifying the induction magnet 35. The magnetic sensor 36 of the induction magnet 35 is connected to the control switch 34; when the upper blade 141 and the lower blade 142 are in a separated state, the magnetic sensor 36 and the induction magnet 35 are opposite to each other, the magnetic sensor 36 senses the induction magnet 35, and the two heating plates 31 are not heated; when the upper blade 141 moves toward the lower blade 142, the magnetic sensor 36 and the induction magnet 35 are staggered up and down, and when the magnetic sensor 36 does not sense the induction magnet 35, the two heating plates 31 start to heat; further, the heating plate 31 includes a heating plate body 37 and a heating plate body 38 disposed at the heating plate body. A connecting wire 38 is connected to the control component 32 on one side of the sheet body 37, and an upper moving port 15 and a lower moving port 16 are provided on the second pliers 12 for the connecting wire 38 to move up and down with the upper blade 141 and the lower blade 142; through the upper moving port 15 and the lower moving port 16, the two heating sheets 31 can move up and down with the upper blade 141 and the lower blade 142; further, the heating sheet 31 also includes a heating wire 39 arranged on the upper blade 141 and the lower blade 142 and can cooperate with the heating body 37, and the upper blade 141 and the lower blade 142 are made of heat-conducting material.

[0032] To sum up, with the help of the above-mentioned technical scheme of the utility model, through the cooperation between the wire stripping jaws 1 rotatably connected to the wire stripping handle 2, the wire stripping handle 2 and the heating mechanism 3 arranged on the shearing part 14, the stripping quality and reliability of the cable insulation layer can be effectively improved, and damage to the internal wires of the cable can be avoided, which is convenient for the operator to operate; in addition, through the magnetic induction component 33 arranged between the upper blade 141 and the second pliers head 12, the heating state of the two heating plates 31 can be controlled to avoid overheating of the heating plates 31; in addition, through the cooperation of the wire stripping edge formed between the two stripping grooves 143 and the limit spring 144 arranged between the lower blade 142 and the second pliers head 12, it can be suitable for cables of different diameters, so that the spacing between the upper blade 141 and the cable and the spacing between the lower blade 142 and the cable are consistent, so as to avoid cutting the wires inside the cable and improve the practicality of the present application.

[0033] The above description is only a preferred embodiment of the present invention, and therefore cannot be used to limit the scope of implementation of the present invention. That is, equivalent changes and modifications made according to the scope of application of the present invention and the contents of the specification should still fall within the scope covered by the present invention.

Claims

1. An automatic wire stripper, characterized in that: It includes a wire stripping jaw, a wire stripping handle and a heating mechanism; The wire stripping jaws are rotatably connected to the wire stripping handle, and include a first clamp head and a second clamp head that are arranged opposite to each other, a clamping part arranged on the first clamp head for clamping the cable, and a shearing part arranged on the second clamp head for shearing the insulation layer of the cable; the clamping part includes a first pressing block and a second pressing block that are arranged opposite to each other up and down; the shearing part includes an upper blade and a lower blade that are arranged opposite to each other up and down, and two wire stripping grooves that are respectively arranged on opposite sides of the upper blade and the lower blade, the upper blade and the lower blade can be interlocked, and a wire stripping blade edge can be formed between the two wire stripping grooves; The wire stripping handle comprises a first clamp handle and a second clamp handle which are hinged to each other, wherein the first clamp handle is connected to the first pressing block and can drive the first pressing block to move toward the second pressing block; the second clamp handle is connected to the upper blade and can drive the upper blade to move toward the lower blade; The heating mechanism is arranged on the shearing part and used for heating the upper blade and the lower blade, and comprises two heating plates respectively arranged on the upper blade and the lower blade and a control component arranged on the second clamp head and connected with the two heating plates and controlling the two heating plates.

2. The automatic wire stripper according to claim 1, characterized in that: The control assembly comprises a magnetic induction component arranged between the upper blade and the second clamp head and a control switch arranged on the second clamp head and connected to the two heating plates to control the two heating plates to start or shut down.

3. The automatic wire stripper according to claim 2, characterized in that: The magnetic induction component comprises an induction magnet arranged on the surface opposite to the upper blade and the second clamp head and a magnetic sensor arranged on the second clamp head for identifying the induction magnet, and the magnetic sensor is connected to the control switch.

4. The automatic wire stripper according to claim 1, characterized in that: The lower blade is arranged on the inner bottom surface of the second clamp head, and the shearing part also includes a limit spring arranged between the lower blade and the second clamp head, one end of the limit spring is connected to the bottom of the lower blade, and the other end is connected to the inner bottom surface of the second jaw.

5. The automatic wire stripper according to claim 4, characterized in that: The heating plate comprises a heating plate body and a connecting line arranged on one side of the heating plate body and connected to the control component. The second clamp head is provided with an upper moving opening and a lower moving opening for allowing the connecting line to move up and down with the upper blade and the lower blade.

6. The automatic wire stripper according to claim 5, characterized in that: The heating plate also includes a heating wire which is arranged on the upper blade and the lower blade and can cooperate with the heating body.

7. The automatic wire stripper according to claim 1, characterized in that: The second pressing block is fixedly arranged in the first clamp head, and an anti-slip stripe is arranged on a side of the first pressing block opposite to the second pressing block.

8. The automatic wire stripper according to claim 1, characterized in that: The wire stripping handle further comprises a first connecting rod arranged between the first pressing block and the first clamp handle and a second connecting rod arranged between the upper blade and the second clamp handle.

9. The automatic wire stripper according to claim 8, characterized in that: One end of the first connecting rod is rotatably connected to the upper end of the first clamp handle, and the other end is fixedly connected to the lower end of the first pressure block; one end of the second connecting rod is rotatably connected to the upper end of the second clamp handle, and the other end is fixedly connected to the lower end of the upper blade.

10. The automatic wire stripper according to claim 1, characterized in that: The wire stripping handle further comprises a return spring arranged between the first clamp handle and the second clamp handle and two insulating protective sleeves respectively arranged outside the first clamp handle and the second clamp handle.

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