CN110828071A

CN110828071A - Cable stripping device and cable stripping method

Info

Publication number: CN110828071A
Application number: CN201911207819.4A
Authority: CN
Inventors: 李宝; 张文钢
Original assignee: Hunan Valin Wire and Cable Co Ltd
Current assignee: Hunan Valin Wire and Cable Co Ltd
Priority date: 2019-11-30
Filing date: 2019-11-30
Publication date: 2020-02-21
Anticipated expiration: 2039-11-30
Also published as: CN110828071B

Abstract

The invention relates to the field of cable processing, and particularly discloses a cable peeling device which comprises a base, a shell arranged on the base, a ring body connected with the shell and a traction device, wherein a rotating part is rotatably connected in the ring body, an arc-shaped bulge is arranged on the inner ring of the rotating part, a moving rod is movably connected to the ring body along the radial direction of the ring body, a cutter is arranged at one end of the moving rod, the other end of the moving rod is abutted against the arc-shaped bulge, a spring for keeping the moving rod away from the axis of the ring body is arranged on the outer side of the moving rod, the rotating part is rotated, and the arc-shaped bulge can push against the cutter to move along the radial direction of the ring body.

Description

Cable stripping device and cable stripping method

Technical Field

The invention relates to the technical field of cable processing, in particular to a cable stripping device and a cable stripping method.

Background

A cable includes one or more mutually insulated conductors for transmitting power or information from one location to another, and an insulating sheath surrounding the conductors. With the improvement of living standard of people, the use amount of cables is larger and larger, and with the replacement of the cables, the scrapping treatment amount of the cables is also increased. For the recycling of the waste cables, the purpose is mainly to obtain the metal wires in the waste cables, so the wires in the waste cables need to be separated from the surface skin. The existing cable stripping mainly comprises the following modes: 1. the method has low efficiency and high cost; 2. the chemical method is used for removing the epidermis after a chemical agent reacts with the epidermis, and the method has the disadvantages of troublesome treatment of generated chemical waste liquid, great environmental pollution and high post-treatment cost; 3. the freezing method is characterized in that after the cable is placed in an environment with the temperature of at least 80 ℃ below zero, the skin becomes brittle, and the skin is peeled off from the outside of the wire through vibration and crushing; 4. and the mechanical method comprises the steps of cutting the outer part of the skin into a ring shape, then cutting the outer part of the skin along the axial direction of the cable, and finally peeling the skin from the lead.

Disclosure of Invention

The invention aims to solve the problem that the cable stripping efficiency is low in the prior art, and provides a cable stripping device.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a cable device of skinning, includes the base, sets up casing on the base, with ring body and the draw gear that the casing is connected, the ring body internal rotation is connected with rotates the piece, the inner circle of rotating the piece is provided with the arc arch, the ring body is followed the radial swing joint of ring body has the carriage release lever, the cutter is installed to the one end of carriage release lever, the other end of carriage release lever with the arc arch is supported and is held, the outside of carriage release lever is provided with the carriage release lever is kept away from the spring in the axle center of ring body rotates rotate the piece, the arc arch can push away and support the cutter is followed the radial movement of ring body makes the cutter with the epidermis of cable is supported and is held, the draw gear pulling the cable removes the back, the cutter can with the epidermis of cable with the wire.

Preferably, the inner ring of the ring body is provided with a barrel, the movable rod is movably arranged in the barrel, a limiting plate is arranged on the movable rod, one end of the spring is connected with the limiting plate, and the other end of the spring is connected with the inner wall of the barrel.

Preferably, a gear is rotatably connected in the ring body, a stepping motor used for driving the gear to rotate is mounted on the shell, a brake is arranged on the stepping motor, and outer teeth meshed with the gear are arranged on the outer ring of the rotating part.

Preferably, a cavity is formed in the ring body, a bearing is coaxially arranged on the inner wall of the cavity and the ring body, the rotating piece is annular, and an annular groove used for being connected with the bearing is formed in one side of the rotating piece.

Preferably, one end of the moving rod, which is far away from the cutter, is provided with a ball body, and the ball body is in sliding contact with the surface of the arc-shaped bulge.

Preferably, an included angle α is formed between the blade of the cutter and the axial direction of the ring body, and the range of α is 20-90 degrees.

Preferably, the middle part of casing is followed the axial of casing is provided with the through-hole, the middle part of casing is followed the radial baffle that is provided with of casing, the baffle will the inner chamber of casing is cut apart into first cavity and second cavity, install heating device in the first cavity, it is right to install on the casing refrigerating plant of second cavity cooling.

Preferably, the cylinder is installed on the top of casing, the piston rod of cylinder passes the casing and extends to in the second cavity, the one end of cylinder is connected with the upper roll, the inside of second cavity just to the bottom of upper roll rotates and is connected with lower roll.

The invention also provides a cable stripping method, which comprises the following steps:

step S1, inserting a cable into a shell, wherein a first cavity and a second cavity are arranged in the shell, firstly, a heating device in the first cavity is used for heating the cable, and then, a refrigerating device in the second cavity is used for quenching the heated cable;

step S2, inserting a cutter into the skin of the cable quenched in the step S1, and enabling the cutter to be abutted against the conducting wire of the cable to cut the cable;

and step S3, pulling the cable through a traction device, and peeling the skin of the cable from the conducting wire of the cable by the cutter.

Preferably, in step S1, the heating device heats the cable in the first chamber to 50 to 100 degrees celsius, and the cooling device cools the cable in the second chamber to-50 to-30 degrees celsius.

The invention has the beneficial effects that:

according to the cable stripping device, a cable is inserted into the center of the ring body, the rotating piece in the ring body is rotated, the inner ring of the rotating piece is provided with the annular bulge, the ring body is movably connected with the moving rod along the radial direction of the ring body, one end of the moving rod is in sliding contact with the annular bulge, the other end of the moving rod is provided with the cutter, the rotating piece is rotated to enable the annular bulge to push the cutter at one end of the moving rod to cut the cable, meanwhile, after the cable is pulled by the traction device, the skin of the cable is stripped from a conducting wire, and an automatic processing mode is adopted.

According to the invention, before the cable is mechanically stripped, the cable is heated and then quenched, so that the skin of the cable can be embrittled with lower energy consumption and requirements, the cable stripping efficiency is improved, and the cost is saved.

Drawings

Fig. 1 is a perspective view of a cable stripping device according to the present invention;

fig. 2 is a perspective view from another perspective of a cable stripping device of fig. 1;

FIG. 3 is an enlarged view of a portion of FIG. 1 at A;

fig. 4 is a front view of a cable stripping device shown in fig. 1;

fig. 5 is a top view of a cable stripping device of fig. 1;

FIG. 6 is a cross-sectional view taken along line B-B of FIG. 5 (with the base and the first reducer omitted);

FIG. 7 is a perspective view of the interior of the housing and ring shown in FIG. 1 (with portions of the housing and ring omitted);

fig. 8 is a schematic flow chart of a cable stripping method according to the present invention.

In the figure: the device comprises a base 1, a first speed reducer 2, a first motor 3, a shell 4, a through hole 41, a first chamber 42, a second chamber 43, a refrigerating device 5, a cylinder 6, a stepping motor 7, a cable 8, a lead 81, a skin 82, a traction device 9, a baffle 91, a second speed reducer 92, a second motor 93, a rotating rod 94, a collecting box 10, a coaming 101, a cylinder 11, a ring 12, a cavity 121, a moving rod 13, a ball 131, a cutter 14, an upper roller 15, a lower roller 16, a limiting plate 17, a gear 18, a rotating shaft 19, a rotating part 20, external teeth 201, an arc-shaped bulge 202, an annular groove 203, a partition 21, a support 22, a spring 23 and a heating device 24.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

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 invention belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-8, a cable stripping device includes a base 1, a housing 4 disposed on the base 1, a ring 12 connected to the housing 4, and a traction device 5 disposed at one end of the base 1, a cavity 121 is disposed in the ring 12, a rotating member 20 is rotatably connected to the cavity 121, the rotating member 20 can rotate around an axis of the ring 12, an arc protrusion 202 is disposed on an inner ring of the rotating member 20, a cylinder 11 is disposed on the inner ring of the ring 12, a moving rod 13 is movably connected to the cylinder 11 along a radial direction of the ring 12, a cutter 14 is disposed at one end of the moving rod 13, the other end of the moving rod 13 abuts against the arc protrusion 202, a spring 23 for keeping the moving rod 13 away from the axis of the ring 12 is disposed on an outer side of the moving rod 13, and the rotating member 20 is rotated, the arc-shaped protrusion 202 can push the cutter 14 to move along the radial direction of the ring body 12, so that the cutter 14 abuts against the skin 82 of the cable 8, and after the traction device 5 pulls the cable 8 to move, the cutter 14 can separate the skin 82 of the cable 8 from the wires 81 of the cable 8.

The middle part of the shell 4 is provided with a through hole 41 used for inserting the cable 8 along the axial direction of the shell 4, the middle part of the shell 4 is provided with a partition plate 21 along the radial direction of the shell 4, and the partition plate 21 divides the inner cavity of the shell 4 into a first cavity 42 and a second cavity 43. A heating device 24 is mounted in the first chamber 42 along the axial direction of the housing 4, and the heating device 24 can heat the cable 8 in the first chamber 42. Specifically, the heating device 24 may be a heating pipe or a heating plate, the heating mode may be resistance heating or heat conducting oil heating, and the heating device 24 may heat the cable 8 located in the first cavity 42 to 50 to 100 ℃. The cylinder 6 is installed on the top of casing 4, the piston rod of cylinder 6 passes casing 4 and extends to in the second cavity, the one end of cylinder 6 is connected with support 22, rotates on the support 22 and is connected with last cylinder 15, utilizes cylinder 6, can adjust last cylinder 15 is in the height in the second cavity 43. The inner part of the second cavity is connected with a lower roller 16 in a rotating way, which is opposite to the bottom end of the upper roller 15. The top end of the base 1 is provided with a first speed reducer 2 and a first motor 3, an output shaft of the first motor 3 is connected with a high-speed shaft of the first speed reducer 2, a low-speed shaft of the first speed reducer 2 is connected with a rotating shaft of the lower roller, and after the first motor 3 is started, the lower roller 16 can be driven to rotate under the transmission of the first speed reducer 2.

It is noted that the upper roller 15 and the lower roller 16 are identical in structure. In the above roller 15 as an example, the middle of the upper roller 15 is provided with a connecting groove (not shown), and preferably, the connecting groove is provided with a non-slip mat. The cable 8 passes through the connecting grooves on the upper roller 15 and the lower roller 16, and the cable 8 can be supported and conveyed by friction.

The top end of the housing 4 is further provided with a refrigerating device 5, and the refrigerating device 5 adopts a refrigerating mode in the prior art and is used for quenching the cable 8 in the second chamber 43. The refrigeration device 5 is capable of quenching the cable 8 located within the second chamber 43 to-50 to-30 degrees celsius. It is understood that a waste heat recovery device (not shown) is also connected to the refrigerating device 5, and can introduce the heat generated by the operation of the refrigerating device 5 into the first chamber 42.

Specifically, the ring body 12 and the barrel body 11 are coaxially arranged, the inner wall of the cavity 121 of the ring body 12 and the ring body 12 are coaxially provided with a bearing, the rotating member 20 is annular, one side of the rotating member 20 is provided with an annular groove 203, and the bearing is arranged in the annular groove 203, so that the rotating member 20 can rotate along the axial direction of the ring body 12. Further, one end of the ring body 12 is rotatably connected with a gear 18, specifically, the inner wall of the cavity 121 is rotatably connected with a rotating shaft 19, the gear 18 is disposed on the rotating shaft 19, the outer ring of the rotating member 20 is provided with external teeth 201 engaged with the gear 18, and the rotating gear 18 can enable the rotating member 20 to rotate along the center of the ring body 12. The outer portion of the shell 4 is provided with a stepping motor 7, an output shaft of the stepping motor 7 is connected with the rotating shaft 19, and the stepping motor 7 can drive the gear 18 to rotate, so that the rotating part 20 rotates. It can be understood that, the stepping motor 7 is provided with a brake, and the brake adopts the prior art, can work at the stepping motor 7, and lock the output shaft of the stepping motor 7 after rotating a certain angle, prevent to rotate the piece 20.

One end of the moving rod 13, which is far away from the cutter 14, is provided with a ball 131, and the surfaces of the ball 131 and the arc-shaped protrusion 202 are both smooth. Be provided with limiting plate 17 on the carriage release lever 13, the one end of spring 23 with limiting plate 17 is connected, the other end of spring 23 with the inner wall connection of barrel 11, under the effect of spring 23, spring 23 can spur carriage release lever 13 is to keeping away from the central direction of ring 12 removes.

Furthermore, an included angle α is formed between the blade of the cutter 14 and the axial direction of the ring body 12, and the range of α is 20 to 90 degrees, so that the blade can synchronously peel the skin 82 of the cut cable 8 from the conducting wire 81 of the cable 8 during the movement of the cable 8, the number of the cutters 14 is 3 to 8, in the embodiment, the number of the cutters 14 is 4, and the cutters are uniformly distributed along the radial direction of the ring body 12.

Draw gear 9 is including setting up second motor 93, second speed reducer 92, the rotation of the one end of base 1 are connected the dwang 94 and the setting of the one end of base 1 are in the baffle 91 at the both ends of dwang 94, the output shaft of second motor 93 with the high-speed shaft of second speed reducer 92 is connected, the low-speed shaft of second speed reducer 92 with dwang 94 is connected, starts second motor 93, and second motor 93 can drive dwang 94 rotates, connects the one end of cable 8 and fixes on axis of rotation 19, can pull cable 8 and remove.

Further, a mounting hole (not shown) is formed in the bottom end, located at the ring body 12, of the base 1, a collecting box 10 is embedded in the mounting hole, specifically, a surrounding plate 101 is arranged at the top end of the collecting box 10, and the area surrounded by the surrounding plate 101 is larger than the area of the mounting hole. The collection chamber 10 is open at the top for collecting the peeled-off skin 82 of the cable 8.

In this embodiment, the user passes the cable 8 through the through hole 41 of the housing 4, between the upper drum 15 and the lower drum 16, and the center of the ring 12 in this order, and then connects and fixes one end of the cable 8 to the rotating lever 94 of the traction device 5. Step motor 7 is started, step motor 7 drives gear 18 to rotate, and under the action of external teeth 201 of rotating part 20, rotating part 20 can rotate along the axial direction of ring body 12, and the output shaft of step motor 7 is locked through the brake on step motor 7. Under the action of the spring 23, the surface of the ball 131 at one end of the moving rod 13 always abuts against the arc-shaped protrusion 202 on the inner wall of the rotating member 20. It is noted that the distance from the center of the ring body 12 on the outer surface of the arcuate projection 202 varies continuously. Therefore, during the rotation of the rotating member 20, the arc-shaped protrusion 202 can push against the moving rod 13 to move along the radial direction of the ring body 12, and finally the cutter 14 at one end of the moving rod 13 is pressed against the skin 82 of the cable 8 to cut the skin 82 of the cable 8. Starting the traction device 5, specifically, starting the second motor 93, the second motor 93 rotates the rotating rod 94 through the transmission of the second speed reducer 92, and then pulls one end of the cable 8. Since the cutter 14 can be embedded in the skin 82 and abut against the wire 81, the skin 82 can be peeled off from the wire 81 during the movement of the cable 8.

Further, in order to improve the peeling effect of the skin 82 from the conducting wire 81, before the cable 8 is peeled, the cable 8 is first heated by the heating device 24 in the first chamber 42, so that the temperature of the cable 8 is heated to 50 to 100 ℃, and then the heated cable 8 is quenched to minus 50 to minus 30 ℃ by the cooling device 5 in the second chamber 43 under the action of the traction device 5. The skin 82 of the cable 8 is quenched after being heated, so that the skin 82 can become brittle, the subsequent peeling is facilitated, the requirements on the sealing performance and the like of the refrigerating device 5 and the shell 4 are lower compared with the traditional mode of only freezing to below-ninety degrees, and the industrial implementation is easier. In the present embodiment, the cable 8 is first heated to 65 degrees celsius and then rapidly cooled to-30 degrees celsius, which can make the skin 82 brittle.

According to the invention, the cable 8 is inserted into the center of the ring body 12, the rotating part 20 in the ring body 12 is rotated, the inner ring of the rotating part 20 is provided with the annular bulge, the ring body 12 is movably connected with the moving rod 13 along the radial direction, one end of the moving rod 13 is in sliding contact with the annular bulge, the other end of the moving rod 13 is provided with the cutter 14, the rotating part 20 can enable the annular bulge to push the cutter 14 at one end of the moving rod 13 to cut the cable 8, and after the traction device 5 pulls the cable 8, the skin 82 of the cable 8 is peeled from the lead 81, and the automatic processing mode is adopted, so that the efficiency of peeling the cable 8 is improved.

According to the invention, before the cable 8 is mechanically stripped, the cable 8 is heated and then quenched, so that the skin 82 of the cable 8 can be embrittled with lower energy consumption and requirements, the stripping efficiency of the cable 8 is improved, and the cost is saved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A cable stripping device is characterized by comprising a base, a shell arranged on the base, a ring body connected with the shell and a traction device, a rotating part is rotatably connected in the ring body, an arc-shaped bulge is arranged on the inner ring of the rotating part, a moving rod is movably connected to the ring body along the radial direction of the ring body, one end of the moving rod is provided with a cutter, the other end of the moving rod is abutted against the arc-shaped bulge, a spring which keeps the moving rod away from the axis of the ring body is arranged on the outer side of the moving rod to rotate the rotating piece, the arc-shaped bulge can push the cutter to move along the radial direction of the ring body, so that the cutter is abutted against the surface skin of the cable, after the traction device pulls the cable to move, the cutter can separate the skin of the cable from the conducting wires of the cable.

2. The cable stripping device according to claim 1, wherein a cylinder is arranged on the inner ring of the ring body, the moving rod is movably arranged in the cylinder, a limiting plate is arranged on the moving rod, one end of the spring is connected with the limiting plate, and the other end of the spring is connected with the inner wall of the cylinder.

3. The cable stripping device as claimed in claim 1, wherein a gear is rotatably connected in the ring body, a stepping motor for driving the gear to rotate is mounted on the housing, a brake is disposed on the stepping motor, and outer teeth meshed with the gear are disposed on an outer ring of the rotating member.

4. The cable stripping device as claimed in claim 1, wherein a cavity is formed in the ring body, a bearing is coaxially arranged on the inner wall of the cavity and the ring body, the rotating member is annular, and an annular groove for connecting the bearing is formed in one side of the rotating member.

5. The cable stripping device as claimed in claim 1, wherein a ball is disposed at an end of the movable bar remote from the cutter, the ball slidably abutting against a surface of the arcuate projection.

6. The cable stripping device as claimed in claim 1, wherein the blade of the knife has an angle α with the axial direction of the ring body, and the angle α is in the range of 20 to 90 degrees.

7. The cable stripping device as claimed in claim 1, wherein a through hole is provided in the middle of the housing along the axial direction of the housing, a partition is provided in the middle of the housing along the radial direction of the housing, the partition divides the inner cavity of the housing into a first chamber and a second chamber, a heating device is installed in the first chamber, and a cooling device for cooling the second chamber is installed on the housing.

8. The cable stripping device as claimed in claim 7, wherein a cylinder is mounted at the top end of the housing, a piston rod of the cylinder passes through the housing and extends into the second cavity, an upper roller is connected to one end of the cylinder, and a lower roller is rotatably connected to the inside of the second cavity opposite to the bottom end of the upper roller.

9. A cable stripping method is characterized by comprising the following steps:

10. The method for peeling the cable as claimed in claim 9, wherein the heating device heats the cable in the first chamber to 50 to 100 degrees celsius in step S1, and the cooling device cools the cable in the second chamber to-50 to-30 degrees celsius.