KR100289499B1 - Device for peeling insulating coating from cable - Google Patents

Abstract

PURPOSE: A peeling device is provided to achieve an improved work efficiency by allowing cable peeling work to be performed regardless of the thickness of cable. CONSTITUTION: A main body(100) has a motor(101) installed inside of the main body, and a table(102) has three divider walls(103,104,105) installed in a vertical direction so as to form a first space(106) and a second space(107). Upper and lower shafts(108,109) penetrate, in a horizontal direction, through the divider walls, and upper and lower support rollers(110,111) are installed in a horizontal direction in rear of upper and lower shafts. The upper and lower shafts arranged in the first space have disk type blades(112), and the upper and shafts arranged in the second space have peeling rollers(114) with a peeling grooves(113) formed along the circumferences of peeling rollers. The upper and lower shafts protruded outward from the divider wall(105) have a pair of rollers(116) each of which has a knurling groove formed at the outer periphery of each roller. A bracket(118) having an end with a handle(119) and the other end with a blade installation member(120), is arranged to a shaft support(117) installed to the divider wall(105). The blade installation member has blade(121) installed in a vertical direction. A cable guider rotating by a screw is installed to the front centers of the disk type blade and the blade installed in a vertical direction. A screw(129) moving in a vertical direction by a handle(128) is installed to each shaft support(126,127) supporting the upper shaft and the upper support roller.

Description

A peeling device of insulating cover coated on a electric wire

The present invention relates to an insulator coating stripper of the electric wire to peel off the cover of the defective wire or the defective wire during manufacturing, and more particularly, to strip the coating made of vinyl or the like wrapped around the outside of the wire for insulation of the wire. The stripping device can be stripped to any thickness of the wire, regardless of the thickness of the wire. The present invention relates to an insulation coating stripper of the wire that can peel off the sheath covering the wire while controlling the voltage.

As shown in FIGS. 1 and 2, the conventional insulation coating stripper of the electric wire is arranged up and down so that one end thereof protrudes out of the body 2, and the inner surface of each of the rotating shafts 1, 1 ′ Two upper and lower discs (3) and (4) having a cross-sectional shape smaller than the side surface are fixed as fixing nuts (7) by opposing-condensing so that the spacer portion (6) is formed by the spacer (5) as a set. Cutting knifes 8 and 8 'are inserted into each of the gaps 6 formed between the upper disc 3 and the lower disc 4, respectively, and between the upper disc 3 and the lower disc 4 On the base 2, the left and right guide plates 9 and 9 'are installed so as to adjust the interval as long holes and bolts, and one end of the rotary shaft 1 into which the upper disc 3 is inserted is fixed to the inside of the base 2. And integrally welded to the bottom of the other end of the elevating plate 14, which is pressed down by the blotting spring 13, and screwing the spiral shaft 15 with the handle 16 near the middle of the upper portion of the elevating plate 14. The lifting plate 14 is provided to move up and down by the rotation of the handle 16.

The insulation coating stripper of the conventional electric wire as described above adjusts the height between the upper and lower discs 3, 4 and the cutting knife 8, 8 'up and down to match the thickness of the wire. While the sheath of the wire could be peeled off, if the thickness of the stripped wire was different, the height of the upper and lower discs 3 and 4 and the cutting knife 8 and 8 Productivity is deteriorated due to the hassle to be adjusted and there is a problem that the sheath of the wire is thin can not be stripped.

The present invention is to solve the conventional problems as described above, the present invention can not only control the thickness of the wire to be stripped from the thin wire to the thick wire to peel off the coating covering the wire as well as control It is a technical task to make it possible to strip the covering on the wire by the stripping device, regardless of the thickness of the wire.

In order to solve the above technical problem, the present invention has three partition walls vertically installed above the table of the main body in which a motor is installed therein, and includes two first and second space parts on both sides of the center partition wall, respectively. The upper and lower shafts horizontally penetrating the three partition walls in the upper portion is installed horizontally, and the upper and lower support rollers are horizontally installed at the rear of the upper and lower shafts on the side of the first space, and are installed in the first space. A disk-shaped blade is installed on the upper and lower shafts, and a peeling roller having a plurality of stripping grooves each having different sizes is installed on the upper and lower shafts installed on the second space, respectively, and protrude outward of the partition wall. The upper and lower shafts are provided with a pair of wire pressure rollers formed with knurled grooves on the outer circumference thereof, and the upper and lower shaft support parts installed on the partition wall have adjustment knobs at one end thereof. Brackets are attached to each end of the blade mounting brackets, and each of the blade mounting holes is provided with a blade for raising and lowering the height of the haunting depth between a pair of wire pressure rollers, and the front of the disk-shaped blade installed vertically. Wire guiders pivoted left and right by screws provided with left and right screws are respectively installed at the front and center of the blades installed vertically and vertically, and the front centers of the upper and lower stripping rollers have different sizes inserted into the stripping grooves. A wire insertion guide is provided in which a plurality of wire insertion holes are arranged, and each shaft support for supporting the upper shaft and the upper support roller is vertically installed with a screw for lifting and lowering by a handle.

1 is a perspective view showing an insulation coating stripper of a conventional electric wire.

Figure 2 is a cross-sectional view showing the main portion of the conventional insulation coating stripper of the electric wire.

3 is a perspective view of an insulation coating stripper of the electric wire according to the present invention.

4 is a front cross-sectional view of the present invention.

FIG. 5 is a partial cross-sectional view showing an extract of "; A";

6 is a cross-sectional view taken along the line a-a of FIG.

FIG. 7 is a partial cross-sectional view showing an extract of "; B";

8 is a cross-sectional view taken along the line b-b of FIG. 7.

9 is a cross-sectional view taken along the line c-c in FIG. 7.

10 is a side schematic view showing a power transmission unit of the present invention.

Explanation of symbols on the main parts of the drawings

20: skin incision device 40: stripping thickness selective stripping device

60: stripping thickness adjustable stripping unit

100: main body 101: motor 102: table

103, 104, 105: partition 106: first space portion 107: second space portion

108: upper shaft 109: lower shaft 110: upper support roller

111: lower support roller 112: disk-shaped blade 113: stripping groove

114: peeling roller 115: knurled groove 116: wire pushing roller

117: shaft support 118: bracket 119: adjustment handle

120: blade mounting hole 121: blade 122: screw

123: wire guider 124: wire insertion hole 125: wire insertion guide

126,127: shaft support 128: handle 129: screw

130: power transmission sprocket 131: nut 132: flange

133: bolt member 134: power transmission port 135: boss

136: large groove 137: groove 138: expansion and contraction body

139: outward protrusion 140: inward protrusion 141: pressure roller body

142: coupling groove 143: power transmission protrusion 144: blade support

145: blade guide 146: reducer 147: idle sprocket

148: spring 149: fixed sprocket 150: chain

The present invention for achieving the above object is described with reference to FIGS. 3 to 10 as follows.

3 and 4, three partitions 103, 104 and 105 are vertically installed above the table 102 of the main body 100 in which the motor 101 is installed, as shown in FIGS. First and second spaces 106 and 107 are provided on both sides of the partition wall 104 in the center, and three partitions 103, 104 and 105 are horizontally arranged on the table 102. The upper and lower shafts 108 and 109 penetrating horizontally are horizontally installed so as to rotate in opposite directions. The upper and lower shafts 108 and 109 on the side of the first space portion 106 are located at the rear of the upper and lower shafts 108 and 109. The support rollers 110 and 111 are horizontally installed to rotate in opposite directions.

The first space portion 106 is provided with a stripping thickness adjustable stripping device unit 60 for cutting and stripping the covering of the wire in accordance with the thickness of the wire from the thin wire to the thick wire, the second space portion 107 is provided with a stripping thickness selective stripping device unit 40 for selecting a thin wire inserted into the inside of the thick wire for each thickness to cut the covering to peel off, the outer side of the partition wall 105 of the thick wire The outer shell cutting device 20 for cutting and peeling the outer shell is installed, and the upper and lower shafts 108 and 109 are received at the left side of the partition 103 by receiving power from the motor 101 and the reducer 146. Power transmission sprockets 130 for rotating the upper and lower support rollers 110 and 111 are installed.

10 shows a power transmission unit, and the motor 101 and the reduction gear 146 are installed inside the main body 100, and the upper and lower shafts 108 and 109 and the upper and lower support roller shafts 110a are shown in FIG. Power transmission sprockets 130 are respectively provided at the 111a, and a fixed sprocket 149 is provided at one side of the table 102 and an idle sprocket 147 is rotatably provided at the other side by a lever.

Each of the power transmission sprockets installed on the driving sprocket and the idle sprocket 147 of the reduction gear 146, the upper and lower shafts 108 and 109, and the upper and lower supporting roller shafts 110a and 111a, respectively. 130 and the fixed sprocket 149, the chain 150 is wound around the upper and lower shafts 108 and 109 through the chain 150 in a state in which the rapid rotational force of the motor is decelerated at an appropriate speed in the reducer. The lower support roller shafts 110a and 111a are rotated, respectively, and the levers of the idle sprocket 147 are elastically installed by the spring 148 to cope with relaxation of the chain.

The upper and lower shafts 108 and 109 of the first space portion 106 are provided with disc-shaped blades 112, and the upper and lower shafts 108 and 109 of the second space portion 107 are respectively provided. A plurality of stripping grooves 113 having different square groove shapes having different sizes are installed on the front circumference, respectively.

As shown in FIG. 5, the upper and lower shafts 108 and 109 on the side of the first space portion 106 have a central portion to which the disk-shaped blade 112 is inserted and coupled, and the planar portion is separated. Branch portions 132 are formed, respectively, coupled to the bolt member 133 with the disk-shaped blade 112 interposed on the flange portion 132, the upper shaft of the side connected to the power transmission sprocket 130 ( The portion supported by the shaft support 126 of 108a is made of a screw portion, and the nut 131 is fastened to the screw portion so that the disc-shaped blade 112 can be easily replaced.

In addition, the upper and lower shafts 108 and 109 protruding outward from the partition 105 on the outer side have a knurled groove 115 at an outer circumference thereof as shown in FIGS. 4, 7 and 9. A pair of wire force rollers 116 are formed to face each other, the upper and lower shaft support portion 117 to be installed on the partition 105 is provided with an adjustment knob 119 at one end and a blade mounting tool at the other end. Brackets 118 having 120 are respectively provided, and each of the blade mounting holes 120 is provided to adjust the depth of the blade 121 interposed between the pair of wire pressure roller 116.

At this time, the wire pressure roller 116 is coupled directly to the upper shaft 108 and the power transmission port 134 to rotate, and extrapolated outside the boss portion 135 of the power transmission hole 134 is a power transmission hole ( 134, the expansion and contraction body made of rubber material that receives power from the rotator, and extrapolated to the outside of the expansion and rotation body 138 to receive power from the expansion and contraction body 138, and pressurize the wires while rotating. A blade support 144 for supporting the blade 121 interposed between the roller body 141 and the two electric wire pressure rollers 116 is provided with the bearing interposed therebetween.

The power transmission hole 134 has a large groove 136 to be inserted into the inner surface of the disc portion, the power transmission projection 143 of the pressure roller body 141 is larger than the power transmission projection 143, the boss portion 135 The outer circumferential surface of the) is formed with a groove 137 to be seated coupled to the inward protrusion 140 of the expansion and contraction body 138, the expansion and rotation body 138 is a coupling groove 142 of the pressure roller body 141 on the outer peripheral surface The outward projection portion 139 to be inserted into the seat is formed, the inward projection portion 140 to be inserted into the groove 137 of the boss portion 135 is formed on the inner peripheral surface.

The pressure roller body 141 has a knurled groove 115 formed on an outer circumferential surface thereof, and a small power transmission protrusion 143 that is fitted to the large groove 9336 of the power transmission hole 134 is formed on the outer surface thereof. In the inner circumference of the seating groove in which the whole 138 is seated, a coupling groove 142 to which the outward protrusion 139 of the expansion and contraction body 138 is fitted is formed.

In addition, the blade 121 is a triangular blade portion is formed in the lower side is formed with a long groove 121a through which the upper shaft 108 penetrates in the center, the blade support 144 for supporting the blade 121 The blade guide portion 145 for guiding the lifting and lowering of the blade 121 is formed.

As shown in FIG. 3, the front and rear edges of the upper and lower disc shaped blades 112 and the front center of the upper and lower blades 121 are separated from each other by a screw 122 having left and right screws. The guiders 123 are installed to guide the inflow of the wires flowing into the thickness-adjusting stripping unit 60 and the shell cutting unit 20 of the stripping, respectively. Is installed to be able to freely adjust the opening and closing width of the wire guider (123).

In addition, a wire wire insertion guide 125 having a plurality of wire insertion holes 124 having different sizes from each other inserted into the stripping groove 113 is installed at the front center of the upper and lower stripping rollers 114. Each shaft support 126, 127 supporting the upper shaft 108 and the upper support roller 110 is vertically provided with a screw 129 which is lifted up and down by the handle 128 such that the upper shaft 108 and the upper shaft 108 are vertically installed. The support roller 110 is configured to move up and down.

Referring to Figures 3 to 10 the working relationship of the present invention configured as described above is as follows.

In order to strip the covering of the wire by using the insulation coating stripper of the wire according to the present invention, according to the thickness of the wire in the present invention, the outer sheath device 20 and the tilpi thickness selective stripping device 40, and The stripping thickness adjustable stripping unit 60 can be selected to strip the malleable coating.

First, in order to strip the sheath of various wires such as communication cable 2, 3, 4 wire, etc., it is possible to strip using the shell cutout unit 20. To this end, depending on the thickness of the wire As shown in Figure 4, by rotating the handle 128 on the upper side of the main body 100 to raise and lower the respective shaft support, to adjust the gap between the upper and lower shafts 108, 109, blade 121 Fine spacing control of the outer incision device 20 by rotating the adjusting knob 119 of the upper and lower blades 121 to adjust the interval.

When the adjustment knob 119 is rotated, the blade 121 installed in the blade mounting hole 120 has the long hole 121a being guided to the blade guide part 145 inside the wire feed roller 116, thereby cutting the blade 121. Adjust the width of the wire guider 123 in accordance with the thickness of the wire in the state of lifting).

After adjusting the vertical space of the upper and lower blades 121 and adjusting the width of the wire guider 123 in accordance with the thickness of the wires, the motor 101 is driven and the rotational force of the motor 101 is transmitted to the chain 150. The upper and lower shafts 108 and 109 rotate in opposite directions, and the upper and lower wire pressure rollers 116 installed in the upper and lower shafts 108 and 109 also rotate in opposite directions.

The upper and lower wire pressure rollers 116 are inserted into the wire guider 123 while the upper and lower wire force rollers 116 are rotated in opposite directions, and the wire guide 123 is inserted into the wire guiders 123. When the wire is pushed in, the wires are sucked by the wire pushing rollers 116 which rotate in opposite directions, and the wires are drawn on the wires by the blades 121 interposed between the pair of wire pushing rollers 116. The lower part is incised and discharged backwards.

As the upper and lower portions of the electric wire are cut by the blade 121 as described above, the sheath of the electric wire is cut off while being peeled off. In the present invention, the elastic rotating body 138 is inserted into the electric wire feeding roller 116. In this case, the rotational force of the motor 101 is transmitted to the wire pressing roller 116 made of a metal material through the expansion and contracting body 138 of rubber material, so that the outer diameter of the electric wire is crushed and deformed or the blade is cut in the process of cutting the wire. Prevents pinching between twisted copper wires inside the wires.

In addition, in the stripping thickness-selective stripping device unit 40, the insulating coating of the relatively thin wire coated with the insulating coating on the outer side of the copper wire can be peeled, which is in a state where the upper and lower stripping rollers 114 are located close to each other. When the stripping roller 114 is rotated and inserted into the wire insertion hole 124 corresponding to the thickness of the wire to be stripped, the insulating coating of the thin wire is stripped by both edge portions of the upper and lower stripping grooves 113.

In addition, in order to strip the wire from the stripping thickness control stripping device unit 60 installed in the first space portion 106, the upper and lower disc-shaped blade 112 and the rear of the strip according to the thickness of the wire to strip The upper and lower support rollers 110 and 111 are aligned while adjusting the screw 129 having the handle 128 up and down, and the upper and lower disc shaped blades 112 and the upper and lower support rollers 110 at the rear thereof. Each of the 111s is rotated.

At this time, the vertical height adjustment of the upper and lower disc-shaped blade 112 and the rear, upper and lower support rollers 110, 111 is made at the same time according to the control of the handle 128, the screw consisting of the left and right screws ( 122) to adjust the opening and closing width of the wire guider 123, the opening and closing width is adjusted.

As described above, the opening and closing width of the upper and lower disc-shaped blades 112 and the upper and lower support rollers 110 and 111 and the electric wire guider 123 are adjusted, and the upper and lower disc-shaped blades 112 and the rear thereof. When the wires to be stripped are pushed backward from the wire guider 123 while the upper and lower support rollers 110 and 111 are rotated, the upper and lower portions of the wires are formed by the upper and lower disc-shaped blades 112. It is to be cut and the upper and lower support rollers 110, 111 of the rear is to be discharged to the rear of the stripping wire.

And, in the present invention, the blade 121 of the outer shell cutting unit 20 and the disk-shaped blade 112 of the stripping thickness control stripping device 60 is easy to replace, the outer shell cutting unit ( In the case of replacing the blade 121 of 20), the outer wire pressure roller 116 is separated from the pair of wire pressure roller 116, and then the blade 121 is easily removed and installed from the blade mounting hole 120. And, if you want to replace the disk-shaped blade 112 of the stripping thickness adjustable stripping unit 60, as shown in Figure 5, the shaft having a screw portion of the upper and lower shafts 108, 109 ( After removing the nut 131 fastened to the threaded portion of 108a, the bolt member 133, which is coupled to the flange portion 132 of the upper and lower shafts 108 and 109, which is separated, is disassembled. 112 can be easily replaced.

As described above, the insulation coating stripper of the electric wire of the present invention can not only escape the electric wire by selecting the thickness of the electric wire to strip the sheath from the thin wire to the thick wire, but also relate to the thickness of the electric wire. It is possible to strip the wire while adjusting the stripping device according to the thickness of the wire to be stripped without improving the work efficiency, and at the same time, the work is convenient.

In addition, it is easy to replace the disk-shaped blade and the blade of the outer shell cutting device, and the stripping thickness can be selected by selecting the thickness of the wire to strip the sheath from the thin wire to the thick wire. The stripping roller, which is a stripping means of the stripping device, has a stripping groove formed in a square groove shape, and strips the electric wires by both edge portions of the top and bottom stripping grooves, so that the edges of the stripping grooves are not easily worn, thereby extending the life of the stripping roller. This is the effect.

Claims (1)

Three partitions 103, 104, and 105 are vertically installed above the table 102 of the main body 100, in which the motor 101 is installed, and the first and second spaces are provided at both sides of the center partition 104. Each of the parts 106 and 107 is provided. The upper and lower shafts 108 and 109 horizontally penetrating the three partitions 103, 104 and 105 are horizontally installed on the table 102, and the first space portion 106 At the rear of the upper and lower shafts 108 and 109, upper and lower support rollers 110 and 111 are horizontally installed. The upper and lower shafts 108 and 109 installed in the first space portion 106 are provided with disc-shaped blades 112 and the upper and lower shafts 108 installed in the second space portion 107. 109, a plurality of stripping grooves 113, each having a different size, is provided with a peeling roller 114 formed in the front circumference, respectively, The upper and lower shafts 108 and 109 protruding to the outside of the partition wall 105 are provided with a pair of wire pressure rollers 116 having knurled grooves 115 formed on the outer circumference thereof to face the partition wall 105. Brackets 118 having upper and lower shaft support parts 117 are provided with adjustment knobs 119 at one end and blade mounting holes 120 at the other ends, respectively. Each of the blade mounting holes 120 is provided with a blade 121 for raising and lowering the height of haunting depth between the pair of wire pressure roller 116, Wire guiders 123 pivoted left and right by screws 122 having left and right screws are respectively installed at the front center of the disk-shaped blade 112 installed up and down and the front and rear blades 121 installed up and down, respectively. Become, In the front center of the upper and lower stripping rollers 114, a wire insertion guide 125 having a plurality of wire insertion holes 124 of different sizes inserted into the stripping grooves 113 is installed. Each of the shaft supports 126 and 127 supporting the upper shaft 108 and the upper support roller 110 is provided with a screw 129 vertically installed by the handle 128 is vertically installed. Insulation stripper