JP2009060753A - Coating stripper - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a coating stripper capable of easily stripping an insulating coating such as a covered wire laid in air in a desired length by a remote control from a ground or a service car. <P>SOLUTION: The coating stripper has a coating stripping tool 10 with a pair of holding members 11 and 12 forming a wire holding section 13 and housing the covered wire A in the wire holding section 13 from the two directions and a skin stripping edge 18 projected to the wire holding section 13 to the covered wire A held to the pair of the holding members 11 and 12. The coating stripper further has a rotation driving tool 20 with a rotating table 21 forming a wire housing space 21a detachably housing the covered wire A at a central section and a rotation transmitting means 30 transmitting the revolution of a rotating shaft for a remote control bar 2 fitted at the front end of the remote control bar 2 to the rotating table 21. Even when the central axis of the covered wire A and the axis of rotation of the rotating table 21 do not coincide, the coating stripping tool 10 is rotated around the central axis of the covered wire A by the rotating operation of the remote control bar 2. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a coating stripping device that spirally strips a coating material at an intermediate portion or an end portion of a coated electric wire used for a high-voltage overhead wire or the like.

  In overhead wire work, for example, work to connect the end or middle part of a covered electric wire coated with an insulating material to another electric wire, it is necessary to strip off the insulation covering of the connection target portion of the covered electric wire and expose the underlying core wire is there. The work of stripping the insulation coating of such a covered wire is a work that is necessary in the construction for the purpose of connecting the wires, separating the electric circuit, connecting the devices to the wires, etc. As a rule, it is performed in a live state. Therefore, the coating stripping device is attached to the insulating operation rod and remotely operated from the ground, and the coating stripping device 100 as shown in FIG. 11 is conventionally used for such work. It was.

  In this coating stripping device 100, the wire stripping tool 110 has the wire holding portion 113 formed by the inner surfaces facing each other, and the coated wire A is accommodated in the wire holding portion 113 from two directions orthogonal to the central axis of the coated wire A. A pair of holding members 111 and 112, and a peeling blade 118 protruding into the electric wire holding part 113 with a predetermined advance angle with respect to the covered electric wire A accommodated in the electric wire holding part 113, and rotationally driven The tool 120 is formed by cutting out a part of the outer periphery, forming a wire receiving space 121a in the central part for receiving the covered electric wire A so that it can be inserted / removed, and forming a wire insertion / extraction port 121b in the cutout part. 121, a case 127 for rotatably holding the turntable 121, and the case 127 that supports the case 127, is attached to the tip of the remote control rod 2, and rotates the remote control rod 2. A rotation transmission means 130 for transmitting the rotation to the rotation of the rotating disk 121 is configured to include a covering stripping holding unit 140 for mounting the covering stripping device 110 to the rotating disk 121. Then, the rotational force generated by the turning operation of the remote control rod 2 is transmitted to the covering stripping tool 110 via the rotation driving tool 120, and the covering stripping tool 110 is rotated around the central axis of the covering electric wire A, thereby The insulation coating (not shown) of the electric wire A can be stripped with the blade width of the stripping blade 118.

  However, in such a coating stripping apparatus 100, the stripping apparatus from a direction substantially perpendicular to the central axis of the coated electric wire A in order to accommodate the coated electric wire A in the electric wire holding part 113 and the electric wire housing space 121a. 100 (remote control rod 2) is operated to place the covered electric wire A in the electric wire holding part 113 and the electric wire accommodating space 121a in a state where the rotation axis of the turntable 121 is positioned substantially parallel to the central axis of the covered electric wire A. It was necessary to introduce. Further, even in the process of rotating the covering stripping tool 110 to strip off the insulating coating B of the coated electric wire A, the covering stripping device is maintained from a direction substantially perpendicular to the central axis of the coated electric wire A while maintaining the state. 100 (remote control rod 2) had to be operated.

  Thus, in the conventional coating stripping device 100, the coating stripping device 100 connected to the remote control rod 2 is approached from the ground or the work vehicle in a substantially vertical direction with respect to the coated electric wire A installed in the air. It is necessary to carry out the stripping operation of the covered electric wire A in a state where the central axis of the electric wire holding part 113 and the electric wire housing space 131a (the rotational axis of the turntable 121) is substantially along the central axis of the covered electric wire A. It was. Moreover, it is not always possible to approach the covered electric wire A installed in the air from a direction perpendicular to the central axis of the covered electric wire A due to terrain and spatial constraints associated with the work place and safety problems. In some cases, it may not be possible, and it may be necessary to take countermeasures according to the situation. In order to make the approach angle to the covered electric wire A as appropriate as possible in the stripping operation, it is necessary to re-adjust the work posture and the vehicle allocation position, which may cause a decrease in workability. It was.

  Further, the covered wire A is forcibly accommodated in the wire holding portion 113 and the wire receiving space 121a from a direction slightly deviated from the perpendicular to the central axis of the covered wire A, and in this state, the turntable 121 (cover stripper 110). Is not only difficult to distort and smoothly rotate the covered electric wire A, but also damages the core C of the covered electric wire A.

  The present invention has been made in view of the above problems, and after the sheathed wire is easily introduced and accommodated in the wire holding portion and the wire accommodating space in the stripping operation by remote control from the ground or on the work vehicle. An object of the present invention is to provide a coating stripping device capable of rotating and driving a rotating disk with a posture and an angle corresponding to a work place, and stripping the insulation coating with a desired length with good workability and easily. To do.

  The covering stripping device according to claim 1 includes a pair of holding members in which the electric wire holding portion is formed by inner surfaces facing each other, and the covered electric wire is accommodated in the electric wire holding portion from two directions perpendicular to the central axis of the covered electric wire, A covering stripping tool including a stripping blade that protrudes from the wire holding portion with a predetermined advancing angle with respect to the covered wire held by the pair of holding members, and a part of the outer periphery is cut away. A turntable in which an electric wire housing space for detachably covering the covered electric wire is formed in the central portion, and a wire insertion / removal port is formed in the notched portion, and a case for rotatably holding the turntable, While supporting this case, it is attached to the tip of the remote control rod, and the rotation transmission means that transmits the rotation of the rotary shaft of the remote control rod to the rotation of the rotary plate, and the coating stripper can be tilted to the rotary plate A covering stripping tool holding part to be attached to the The rotational force due to the turning operation of the remote control rod is transmitted to the covering stripping tool through the rotating driving tool, and the center axis of the covered electric wire and the rotation axis of the rotating disk coincide with each other. Even if it is not, the coating stripping tool is configured to rotate around the central axis of the coated electric wire.

  According to the coating stripping device of the first aspect, the rotation driving tool rotates the rotating disk via the rotation transmitting means by the rotation operation of the remote control rod, and rotates the coating stripping tool attached to the rotating disk. . Even if the central axis of the covered wire accommodated in the wire holding portion of the covering stripper and the rotation axis of the rotating disk do not coincide with each other, the covering stripper holding portion tilts and the stripping is performed. The gripper can be rotated around the central axis of the covered electric wire, and the insulation coating of the covered electric wire can be peeled off with the blade width of the peeling blade.

  As described above, according to the coating stripping device of the present invention, the coating stripping device connected to the insulating operation rod with respect to the coated wire laid in the air is connected to the wire holding unit from the ground or the work vehicle. And after being housed in the electric wire housing space, the sheath stripper holder can be tilted and covered by simply rotating the rotating disk by rotating the remote control rod at the posture and angle that is most convenient for the work location. Since the stripping tool can be rotated around the central axis of the covered electric wire, the insulation coating of the covered electric wire can be easily peeled off with good workability. Also, approach the covered wire that is not parallel to the central axis of the wire holding part by swinging the remote control rod and tilting the covering stripping tool holding part to accommodate and hold the covered wire in the wire holding part. It can also be made.

  As a result, the coating stripping device, which was necessary in the conventional stripping device, is made to approach from the direction almost perpendicular to the coated wire, and the central axis of the wire holding portion and the wire housing space (the rotation axis of the rotating disk). ) Is accommodated in the state of being almost along the central axis of the covered electric wire, and it is not necessary to take steps such as rotating the rotating table while keeping the state to peel off the insulating coating. Can be improved. Further, in the process of rotating the turntable and stripping off the insulation coating, the coated electric wire is not distorted, so that the core wire of the coated electric wire is not damaged.

  The coating stripping device according to claim 2 of the present invention is the coating stripping device according to claim 1, wherein the coating stripping tool holding portion is an attachment portion for attaching the coating stripping tool holding portion to the turntable, Tilt for supporting the stripping tool mounting part so as to be tiltable with respect to the mounting part by connecting the coating stripping tool mounting part detachably holding the coating stripping tool, the mounting part and the coating stripping tool mounting part. And a connecting portion.

  According to the coating stripping device according to claim 2, the coating stripping tool is attached to the rotating disk via the mounting part, the tilting connection part, and the coating stripping tool mounting part, and the rotational axis of the rotating disk is It is supported so that it can tilt. With such a simple configuration only via the tilting connection portion, it is possible to realize a mechanism for tilting the covering stripping tool holding portion and rotating the covering stripping tool around the central axis of the covering electric wire.

  According to claim 3 of the present invention, in the coating stripping apparatus according to claim 2, the tilting connecting portion is attached to the mounting portion and stands in the direction of the coating stripping tool holding portion. A support part, a tilting part that is attached to the covering stripping tool holding part and stands up in the direction of the mounting part, and a coupling pin that connects the support part and the tilting part in a state in which the tilting part can tilt with respect to the support part; And a soft elastic support member that softly supports the support part and the tilting part, and the covering stripping tool holding part is attached to the tilting part, and tilts with respect to the mounting part using the coupling pin as a fulcrum. It is supported as possible.

  According to the coating stripping apparatus of the third aspect, the tilting connecting portion connects the supporting portion of the mounting portion and the tilting portion of the covering stripping tool mounting portion so as to be tiltable, and then the support portion and the tilting portion. Is softly supported by the soft elastic support member. Here, softly supported means that the connected support part and the tilting part are elastically supported in a state before tilting (for example, a linearly connected form) and an external force is applied. In this case, the other member (tilting portion) is tilted relatively flexibly with respect to one member (supporting portion), and further, when the external force is lost, the state before elastically tilting (for example, the above-mentioned It can be realized by using a soft elastic material such as a spring member.

  In the coating stripping device having such a tilting connecting portion using the soft elastic support member, the coating stripping tool (the coating stripping tool mounting portion) is softly elastically (for example, an electric wire) to the rotating disk via the mounting portion. Once the central axis of the holding part is supported (with the center axis of the rotary disk positioned along the axis of rotation) and the covered electric wire is accommodated in the electric wire holding part and the electric wire accommodating space, The covering stripping tool can be tilted and rotated around the central axis of the covered electric wire by the force of the tilting connecting portion to support softly elastically, and the responsiveness of the tilting operation accompanying the rotating operation is improved. be able to.

  Furthermore, the coating stripping device according to a fourth aspect of the present invention is the coating stripping device according to the second aspect, wherein the tilting connecting portion is attached to the mounting portion and stands in the direction of the coating stripping tool holding portion. And a guide part having a guide long hole in the standing part, and an engagement protrusion which is attached to the covering stripping tool holding part, stands up in the direction of the attachment part, and engages the guide long hole in the standing part. And the covering stripping tool holding part is attached to the tilting part, and is supported to be tiltable with the engaging protrusion as a fulcrum with respect to the mounting part, and the locking protrusion is a guide. By sliding in the long hole for use, the distance between the coating stripper mounting portion and the mounting portion is made variable.

  According to the covering stripping device of the fourth aspect, the engaging projection provided in the tilting portion of the covering stripping tool mounting portion is engaged with the guide long hole provided in the guide portion of the mounting portion, and the mounting portion and The tilting portion is connected to be tiltable, and the engagement protrusion slides in the guide slot, whereby the distance between the covering stripper mounting portion and the mounting portion is variable.

  In such a coating stripping device having a tilting coupling portion that combines a guide long hole and an engaging projection, the coating stripping tool (coating stripping tool mounting portion) can be tilted to the turntable via the mounting portion. In addition to being supported, the distance between the coating stripping tool mounting portion and the mounting portion is variable, and the coating stripping tool (coating stripping tool mounting portion) is soft and elastic to the rotating disk via the mounting portion. (For example, with the central axis of the electric wire holding portion being in a position along the rotation axis of the rotating disk) and once the covered electric wire is accommodated in the electric wire holding portion and the electric wire accommodating space, Even if the posture is changed, the covering stripping tool is supported so as to be tiltable, so that the covering stripping tool can be tilted and rotated around the central axis of the covering electric wire, and Since the distance to the mounting part is variable, the tilt associated with the rotational movement of the coating stripper It is possible to improve work, and the response of the sliding movement along the central axis direction of the covered wires.

  According to the coating stripping device of the present invention, in the stripping operation by remote operation from the ground or on the work vehicle, the coated electric wire is easily introduced and accommodated in the electric wire holding portion and the electric wire accommodating space, and then according to the work place. By rotating and driving the turntable with the posture and the angle, the insulating coating can be easily peeled off at a desired length with good workability.

  DESCRIPTION OF THE PREFERRED EMBODIMENTS The best mode for carrying out the coating stripping apparatus of the present invention will be described in detail below with reference to the drawings. It should be understood that the embodiments disclosed below are illustrative in all respects and are not restrictive. The technical scope of the present invention is shown not by the content disclosed in the embodiment but by the description of the scope of claims, and further includes all modifications within the meaning and scope equivalent to the scope of claims. Should be understood.

[Embodiment 1]
First, the structure of the coating stripping apparatus according to Embodiment 1 of the present invention will be described with reference to FIGS. FIG. 1 is a perspective view for explaining the outline of the coating stripping apparatus according to Embodiment 1 of the present invention, and FIG. 2 illustrates the structure of the coating stripping apparatus according to Embodiment 1 of the present invention. It is a front view for doing. 3A is a side view, FIG. 3B is a front view, and FIG. 4B is a front view for explaining the structure of the coating stripper of the coating stripping apparatus according to Embodiment 1 of the present invention. These are the perspective views for demonstrating the structure for mounting | wearing the rotary drive tool with the coating stripping tool of the coating stripping apparatus which concerns on Embodiment 1 of this invention, FIG. 5 is Embodiment of this invention. BRIEF DESCRIPTION OF THE DRAWINGS (a) is a top view, (b) is a side view, (c) is a front view for demonstrating the structure of the tilting connection part of the coating stripping apparatus which concerns on 1. FIG. Further, FIG. 6 is a side view for explaining the structure of the rotary driving tool of the coating stripping apparatus according to Embodiment 1 of the present invention (in a state where the wire insertion / extraction opening is open), and FIG. 7 is a diagram illustrating the present invention. It is a side view for explaining the structure of the rotation driving tool of the coating stripping apparatus according to the first embodiment (the state where the wire insertion / extraction opening is closed). Moreover, FIG. 8 is explanatory drawing for demonstrating operation | movement of the tilting connection part of the coating stripping apparatus which concerns on Embodiment 1 of invention, (a) accommodates a covered electric wire in an electric wire holding part and an electric wire accommodation space. (B), (c), (b ′) and (c ′) show the state when the rotating disk is rotated and the insulation coating is peeled off.

  As shown in FIG. 1, the coating stripping device 1 of the present invention is configured by mounting a coating stripping tool 10 on a rotary drive tool 20, and is operated by a remote control rod connected to the rotary drive tool 20. Then, the insulation stripping tool 10 is rotated around the central axis of the sheathed wire A, and the insulation coating B (not shown) at the intermediate portion or the end of the sheathed wire A wired in the air by the skinning blade 18 of the sheathing stripper 10 is shown. First, see FIG. 6 and FIG. 7) in a spiral manner with a length corresponding to the blade width of the skinning blade 18.

  First, the configuration of the coating stripper 10 will be described. Here, the vertical direction is expressed in a state where an operation ring 15 described later is positioned above the electric wire holding members (upper holding member 11 and lower holding member 12).

  The covering stripping tool 10 is configured so that the mounting base 16 can be detachably mounted on the rotary driving tool 20 (specifically, a covering stripping tool holding unit 40 described later), and is disposed so as to face each other. Electric wire holding recesses 11a and 12a each having a semicircular cross section are formed on the opposing surfaces of the upper holding member 11 and the lower holding member 12, and the opposing surfaces of the upper holding member 11 and the lower holding member 12 are closed as shown in the figure. At this time, the intermediate portion of the covered electric wire can be accommodated and held in the electric wire holding portion 13 having a circular cross section formed by the electric wire holding recesses 11a and 12a.

  In the present embodiment, the covering stripping tool 10 is exemplified by the upper holding member 11 and the lower holding member 12 having two wire holding recesses 11a and 12a having different inner diameters. The structure and function are the same, and the wire holding recess corresponding to the covered electric wire A that is the target of the covering stripping work by rotating it 180 ° around the vertical axis and mounting it on the covering stripping tool holding section 40 The electric wire holding recesses 11a and 12a can be used by arranging 11a and 12a so as to face an electric wire housing space 21a of the rotation driving tool 20 described later. In the following description, unless otherwise specified, the covering stripping tool 10 mounted with the electric wire holding recesses 11a and 12a corresponding to the covered electric wire A that is the object of work being disposed facing the electric wire receiving space 21a will be described. In addition, the coating stripping tool 10 may be one in which the upper holding member 11 and the lower holding member 12 are formed with one electric wire holding recess 11a, 12a, respectively.

  The upper holding member 11 and the lower holding member 12 are connected by an advancing / retracting shaft 14 (screw shaft) having a male screw 14a that is screwed into screw holes 11b, 12b provided at the center of each holding member 11, 12. An operation ring 15 having an annular portion 15a on the upper side is attached to one end portion (upper end portion in the drawing) of the advance / retreat shaft 14. The male screw 14a of the advancing / retracting shaft 14 has an upper part (a part screwed into the screw hole 11b of the upper holding member 11) and a lower part (a screw hole 11b of the lower holding member 12) sandwiching the intermediate position 14c in the vertical direction of the advancing / retracting shaft 14 Are formed in a spiral shape opposite to each other. Therefore, when the operation ring 15 (annular portion 15a) is rotated in one direction, the upper holding member 11 and the lower holding member 12 are moved in a direction approaching each other, and the two holding members 11, 12 are opposed to each other. The interval can be narrowed, and conversely, when rotated in the other direction, the upper holding member 11 and the lower holding member 12 are moved away from each other, and the facing interval between the both holding members 11, 12 is increased. be able to.

  Further, the other end portion (upper end portion in the figure) of the advancing / retreating shaft 14 passes through a through hole 16a provided in the central portion of the mounting base 16, and the male screw 14a is connected to the nut member 14b attached to the end portion. Since it is not screwed, the mounting base 16 is anchored at the end of the advance / retreat shaft 14 without being restricted by the rotation of the advance / retreat shaft 14. Further, a pair of guide holes 11c, 12c penetrating the holding members 11, 12 are provided at positions close to the female screw holes 11b, 12b of the upper holding member 11 and the lower holding member 12, and a pair standing up from the mounting base. The guide shaft 17 passes through the pair of guide holes 11c and 12c. With such a configuration, the upper holding member 11 and the lower holding member 12 sandwich the intermediate position 14c of the advancing / retracting shaft 14 that is separated from the lower surface of the mounting base 16 by a predetermined distance without causing a positional shift due to the rotation of the advancing / retreating shaft 14. , It is possible to narrow or widen the facing distance.

  In the state where the operation ring 15 is positioned above the electric wire holding members (upper holding member 11 and lower holding member 12) (when there is no tilting by a tilting connecting portion described later), the center of the electric wire holding portion 13 is the rotating disk 21. If the gap between the upper holding member 11 and the lower holding member 12 is widened, the opening / closing gear piece 22 described later is opened to open the wire insertion / extraction port 21b, the wire holding portion 13 and The covered electric wire A can be introduced into the electric wire housing space 21a. Next, from the state where the covered electric wire A is introduced into the electric wire holding portion 13 and the electric wire receiving space 21a, the covering stripping tool 10 is rotated by approximately 180 ° so that the operation ring 15 is positioned below the electric wire holding portion 13, When a hook is inserted into the annular portion 15a of the operation ring 15 using a known opening / closing operation rod having a hook, and rotated in one direction (clockwise as viewed from below in the first embodiment), The holding member 11 and the lower holding member 12 are moved up and down, respectively, so that the facing distance between the holding members 11 and 12 can be reduced, and the introduced covered wire A is accommodated and held in the wire holding part 13. be able to. Furthermore, after finishing the stripping operation, the hook of the opening / closing operation rod is reinserted into the annular portion 15a of the operation ring 15 and rotated in the other direction (counterclockwise as viewed from below in the first embodiment). Then, the upper holding member 11 and the lower holding member 12 can be moved downward and upward to increase the facing distance between the two holding members 11 and 12, and the open / close gear piece 22 is opened to open the wire insertion / removal port 21b. In the open state, the covered covered wire A can be detached from the wire holding portion 13 and the wire receiving space 21a.

  The inner peripheral surfaces of the wire holding recesses 11a and 12a formed on the opposing surfaces of the upper and lower holding members 11 and 12, respectively, are continuous between the wire holding recesses 11a and 12a with both opposing surfaces closed. Spiral delivery protrusions 11d and 12d are formed (see FIG. 4). Each of the holding members 11 and 12 is provided with an attachment opening 18b for attaching the skinning blade 18, and the skinning blade 18 has a cutting edge 18a within the wire holding portion 13 by a predetermined dimension from the attachment opening 18b. It protrudes and inclines at a predetermined angle from the outer surface of the lower holding member 12 toward the center of the electric wire holding part 13, and has an inclination angle (predetermined advance angle) corresponding to the helical inclination of the delivery protrusions 11d and 12d. It is attached to the upper holding member 11. Further, the insulation coating B peeled off by the skinning blade 18 is discharged to the outside through the mounting opening 18b.

  Here, the dimension protruding into the electric wire holding part 13 (the above predetermined dimension) and the inclination angle (the above predetermined angle) toward the center of the electric wire holding part 13 are the outer diameter or insulation of the core wire C of the covered electric wire A. It is determined according to the thickness of the coating B, and the cutting edge 18a of the skinning blade 18 is advanced from the tangential direction toward the boundary portion between the core wire C and the insulating coating B of the coated electric wire A (to bite into the insulating coating). ) Is a dimension that can be set to be an angle. Further, the delivery protrusions 11d and 12d engage with the outer surface of the insulation coating B, and the coating stripper 10 rotates once around the central axis of the coated electric wire A (clockwise in FIG. 3A). The coated wire A can be sent to the left in FIG. 3B at the pitch of the delivery protrusions 11d and 12d, and the cutting edge 18a of the skinning blade 18 has a forward angle (corresponding to the spiral inclination of the delivery protrusions 11d and 12d). The insulating coating B peeled off by the blade edge 18a is attached behind the blade edge 18a (a direction perpendicular to the blade width direction of the blade edge 18a). In this case, it is discharged from the mounting opening 18b.

  The mounting base 16 is provided above the upper holding member 11 for detachably mounting the coating stripping tool 10 to a coating stripping tool holding portion 40 described later, and a side surface thereof (FIG. 3). An engagement hole 16b is provided on the right side in (b), and a mounting hole 16c is provided on the front surface thereof (the front side in FIG. 3B). An engagement protrusion 42d and a mounting pin 42e of a coating stripper holding unit 40, which will be described later, are fitted into the engagement hole 16b and the mounting hole 16c, respectively, so that the coating stripping tool 10 is attached to the coating stripping unit holding unit 40. Install and fix.

  Next, the structure of the rotation drive tool 20 and the rotation transmission part 30 is demonstrated.

  The rotary driving tool 20 includes a rotary disc 21, a case 27 that rotatably holds the rotary disc 21, and a rotation transmission unit 30 (rotation transmission) that transmits the rotation of the rotary shaft of the remote control rod 2 to the rotation of the rotary disc 21. The coating stripping tool holding portion 40 to which the coating stripping tool 10 is detachably attached is attached to the rotating disk 21.

  The turntable 21 is provided with teeth that engage with a pinion 37 (described later) on the outer peripheral surface, and an annular ring having a circular cross section formed in the center as an electric wire receiving space 21a that can accommodate a covered electric wire. A pair of turntable holding portions 26 having the same opening shape are attached to both side surfaces of the turntable 21 with the same opening shape. The diameter of the electric wire receiving space 21a and the width of the opening are set slightly larger than the diameter of the covered electric wire A (the same applies to the rotating disk holding unit 26), and the electric wire receiving space 21a is a space for receiving the covered electric wire A. The opening functions as a wire insertion / removal opening 21b that allows the covered electric wire A to be inserted into the electric wire receiving space 21a or the covered electric wire A to be detached from the electric wire receiving space 21a. Even if the central axis of the covered electric wire A is largely inclined from the rotation center of the turntable 21 by the tilting operation of the tilt connecting portion 43 described later, the electric wire receiving space 21a can accommodate the covered electric wire A. It has a sufficient inner diameter. The case 27 that holds the turntable 21 rotatably is also provided with an opening having the same shape as the wire insertion / removal opening 21b, and when the wire insertion / removal opening 21b is located in the opening of the case 27, The covered electric wire A can be inserted / removed through the electric wire insertion / removal port 21b.

  The rotary disk 21 near the wire insertion / removal opening 21b is provided with a swing shaft 23, and an open / close gear piece 22 is attached so as to swing around the swing shaft 23. The open / close gear piece 22 has an outer peripheral surface formed in an arc shape having the same diameter as the outer diameter of the rotating disc 21, and teeth having the same shape as the rotating disc 21 are provided on the outer peripheral surface. A part of the turntable 21 is notched in the attachment portion of the opening / closing gear piece 22 in the turntable 21 so that the opening / closing gear piece 22 can be attached and swinged. A part of the turntable 21 is cut out at a portion where the tip of the piece 22 is received and engaged to receive the opening / closing gear piece 22. In this way, in a state where the opening / closing gear piece 22 is engaged with the rotating disk 21 (the electric wire insertion / removal port 21b is closed), the rotating disk 21 and the opening / closing gear piece 22 are rotationally driven as an integral gear. Has been.

  Ball plunger mechanisms 24a and 24b (holding means) are respectively provided on the side surface (the cutout portion) of the turntable 21 adjacent to the swing shaft 23 side and the wire insertion / removal port 21b on the opposite side of the swing shaft 23. ) Is provided. When the opening / closing gear piece 22 is pulled out from the opening of the case 27 to open the wire insertion / removal port 21b (indicated by the solid line in FIG. 6), the ball plunger mechanism 24a is activated and held in the open state. . And since this electric wire insertion / extraction opening 21b is an open state and the electric wire insertion / extraction opening 21b corresponds with opening of case 27, the covered electric wire A can be inserted in the electric wire accommodation space 21a, and can be accommodated and held. Further, when an external force is applied to the opening / closing gear piece 22 by another operating rod or the like, the ball plunger mechanism 24a is released, and when the opening / closing gear piece 22 is further pressed in the direction of the electric wire insertion / removal port 21b, the opening / closing gear piece 22 21 is engaged, the ball plunger mechanism 24b is actuated, and the wire insertion / removal port 21b can be held in a closed state (a state indicated by a two-dot chain line in FIG. 6).

  Further, when the stripping device 1 is pulled back in the direction away from the coated electric wire A by the remote control rod 2 after the stripping operation of the insulating coating B by the coating stripping tool 10 is finished, the ball plunger mechanism 24b is released. Then, the opening / closing gear piece 22 is swung to be detached from the turntable 21, and the wire insertion / removal port 21b can be opened, whereby the covered wire A can be detached from the wire receiving space 21a.

  An annular flange 26a is set on the outer side of the peripheral surface of the turntable holding portion 26 (opposite the surface attached to the turntable 21), and the turntable holding portion 26 is attached to the side surface of the turntable 21. Thus, an annular recess is formed between the side surface of the turntable 21 and the flange portion 26a of the turntable holding portion 26. The turntable 21 is attached to the side surface of the turntable 21 so that the edge surrounding the turntable fitting hole 27a of the case 27 is fitted in the annular recess, whereby the turntable 21 is attached to the case 27. It is fitted so as to be rotatable. For this reason, the diameter of the rotating disk fitting hole 27a is slightly larger than the outer diameter of the rotating disk holding part 26 (the part where the flange part 26a is not formed), and the flange part 26a of the rotating disk holding part 26 is formed. The width of the non-existing portion is set slightly wider than the thickness of the case 27.

  The case 27 covers the turntable 21 and the pinion 37 and is cut out corresponding to the electric wire receiving space 21a and the wire insertion / removal opening 21b of the turntable 21, and the turntable is inserted into the opening (the turntable fitting hole 27a). The turntable 21 is rotatably held via the holding unit 26. Moreover, the electric wire auxiliary support part 28 is attached to the outer side surface of the case 27 (the side opposite to the side to which a later-described coating stripper holding part 40 is attached). The electric wire auxiliary support portion 28 is provided with a semi-annular portion 28a having an inner diameter set slightly larger than the outer diameter of the covered electric wire A at the tip, and the covered electric wire A is brought into contact with the semi-annular portion 28a. The covered electric wire A to be introduced into the electric wire housing space 21a is guided, or the covered electric wire A accommodated in the electric wire housing space 21a is supplementarily supported, and the coating stripper 10 is rotated. The fluctuation of the covered electric wire A due to the operation is suppressed.

  The rotation transmitting unit 30 includes a support base 31 having an L-shape in cross-section, a support cylinder 32 attached below the base 31a of the support base 31, a first bevel gear 33 and a second meshing mesh with each other at right angles. A bevel gear 34, a connecting rotary shaft 35 connected to the axis of the first bevel gear 33, and a cover 36 having a triangular shape in a side view covering these components are provided, and the second bevel gear 34 is provided inside the case 27. And a pinion 37 provided coaxially.

  The support cylinder 32 is for supporting the coating stripping device 1 by the remote control rod 2 by receiving the tip of the remote control rod 2 inside the cylindrical body.

  The first bevel gear 33 is rotatably supported by a hole formed in the center of the bottom side 31 a of the support base 31, and the gear part 33 a is arranged above the bottom side 31 a of the support base 31. The second bevel gear 34 is rotatably supported by a hole formed in the center of the side portion 31b of the support base 31, and the gear portion 34a is disposed on the side of the side portion 31b of the support base 31 so as to be first. The bevel gear 33 meshes with the gear portion 33a, and the shaft center portion 34b opposite to the gear portion 34a protrudes from the side portion 31b of the support base 31 and passes through the case 27. A pinion 37 is inserted into the shaft center portion 34b. It is attached. The connecting rotary shaft 35 is disposed on the central axis of the support cylinder 32, the upper end is joined to the shaft center portion 33 b of the first bevel gear 33, and the lower end is connected to the rotary shaft of the remote control rod 2. In order to match, a head portion 35a having a hexagonal shape in cross section is provided.

  The remote control rod 2 is a well-known remote control rod that is provided with a rotation shaft inside a rod-shaped cylinder, and the rotation is transmitted to the rotation shaft via a bevel gear by rotating the handle at hand. Used. By inserting the distal end of the remote control rod 2 into the support cylinder 32, the distal end portion of the rotary shaft of the remote control rod 2 is connected to the connecting rotary shaft 35 (head 35 a), and the coating stripping device 1 is connected to the remote control rod 2. It can be supported at the tip of. In this state, by rotating the handle of the remote control rod 2 at hand, the connecting rotary shaft 35 is rotated, and the first bevel gear 33 joined to the connecting rotary shaft 35 and the second bevel gear 34 meshing with the first bevel gear 33 , And further, the pinion 37 attached coaxially with the second bevel gear 34 is rotated, and the rotary plate 21 meshing with the pinion 37 and the coating stripper 10 attached thereto via the rotary plate holding part 26 are rotated. be able to.

  Further, the configuration of the covering stripper holding unit 40 will be described.

  On one outer surface of the turntable holding part 26, a coating stripper holding part 40 is attached by screwing. The coating stripper holding unit 40 includes a mounting part 41 that attaches the coating stripping tool holding unit 40 to the outer surface of the rotating plate holding unit 26, and a support base material 44 a that is fixed to the mounting unit 41. A support portion 44 having a pair of support members 44b erected in a direction parallel to the rotation axis, and a tilting member 45a fitted between the pair of support members 44b, the tilting member 45a being 1 The pair of support members 44b are connected by an insertion pin 46 (coupling pin) and are tiltably supported by the tilting portion 45, and fixed to the tip of the tilting portion 45, and the covering stripping tool 10 is detachably held. The cover stripping tool mounting portion 42 is provided with a winding spring 47 (soft elastic support member) disposed in a state of including the support portion 44, the tilting portion 45, and the insertion pin 46. In the first embodiment, the tilt connecting portion 43 includes a support portion 44, a tilt portion 45, an insertion pin 46, and a winding spring 47.

  The mounting portion 41 has one end near the turntable holding portion 26 fixed to the outer surface of the turntable holding portion 26 with a screw and the other end extending in a direction away from the rotation center of the turntable 21 (radial direction). The support base 44a of the support portion 44 is fixed below the support base 44a. A pair of support members 44b are erected from the support base material 44a of the support portion 44 toward the covering stripping tool mounting portion 42 at a constant interval, and a through hole 44c is formed at the center of the support member 44b. Is provided.

  In addition, a tilting member 45a of the tilting portion 45 is fitted between the pair of support members 44b, and a through hole 45b is provided in the center of the tilting member 45a. The through hole 45b and the through hole of the support member 44b are provided. By inserting the insertion pin 46 through 44c, the tilting member 45a (tilting part 45) is connected to the support base 44a (supporting part 44) in a tiltable manner with the insertion pin 46 as a fulcrum. The distal end side (the side away from the rotation transmitting portion 30) of the tilting member 45a is fixed to a coating stripper mounting portion 42 (specifically, a mounting portion mounting plate 42c described later).

  The winding spring 47 has an inner diameter slightly larger than the diagonal dimension of the pair of support members 44b and the length direction of the insertion pin, and includes the support member 44b, the tilting member 45a, and the insertion pin 46. The support base 44a of the support portion 44 and the mounting portion mounting plate 42c of the covering stripper mounting portion 42 are disposed. The winding spring 47 has a linear shape when no external force is applied, and has a restoring force to restore the original shape when the external force in the shear direction is applied and deformed into a curved shape. Yes, when the tilting member 45a is tilted with respect to the support base 44a, the tilting member 45a is supported (softly supported) so as to be restored to a state where it is not tilted. When the diagonal dimension of the support base 44 a and the mounting portion mounting plate 42 c is smaller than the diameter of the winding spring 47, a washer 48 is interposed between the winding spring 47 and the winding spring 47. It is preferable that the restoring force is properly transmitted to the support base 44a and the mounting portion mounting plate 42c. In the first embodiment, a washer 48 is interposed between the mounting portion mounting plate 42 c and the winding spring 47. Further, the winding spring 47 biases the support base 44a and the mounting portion mounting plate 42c in a direction away from each other in order to appropriately apply a restoring force to the support base 44a and the mounting portion mounting plate 42c. It is desirable that

  The covering stripper mounting part 42 has a rectangular mounting part bottom plate 42a having a long side in a direction substantially parallel to the rotation axis of the turntable 21, and a long side on the tip side (side away from the rotation transmitting part 30). It has a pair of mounting portion side plates 42b raised from both the front and rear sides, and a mounting portion mounting plate 42c raised from the short side of the mounting portion bottom plate 42a on the rotation transmitting portion 30 side. The mounting base 16 of the coating stripper 10 is detachably held in a region on the mounting portion bottom plate 42a surrounded by the portion mounting plate 42c.

  Below the mounting portion mounting plate 42c, there is provided an engaging projection 42d that protrudes inside the mounting portion mounting plate 42c (on the mounting base 16 side), and a through hole is formed in the mounting portion side plate 42b. A mounting pin 42e that is inserted through the through-hole and biased in a direction in which the tip protrudes inside the mounting portion side plate 42b (on the mounting base 16 side) is provided. The engaging protrusions 42d and the mounting pins 42e are respectively engaged with the above-described engaging 16a and mounting holes 16c provided at corresponding positions on the mounting base 16.

  The mounting pin 42e is operated so as to retract from the mounting portion side plate 42b against the urging force, so that the mounting base 16 is received by the covering stripper mounting portion 42, and the engaging protrusion 42d is engaged with the engaging hole 16b. In this state, the covering stripping tool 10 (mounting base 16) is further engaged with the mounting hole 16c by operating the mounting pin 42e to advance from the mounting portion side plate 42b by the urging force. It can be mounted and fixed on the mounting portion 42. Further, when the covering stripping tool 10 (mounting base 16) is removed from the covering stripping tool mounting portion 42, the mounting pin 42e is operated so as to withdraw from the mounting portion side plate 42b against the urging force. The mounting base 16 may be pulled out from the coating stripper mounting part 42.

  Note that the vertical dimension d (see FIG. 6) from the rotation center of the turntable 21 to the upper surface of the mounting portion bottom plate 42a in the coating stripping tool holding unit 40 is accommodated in the wire holding unit 13 in the coating stripping tool 10. Is set to be the same as the vertical dimension from the center axis of the covered electric wire A (that is, the intermediate position 14 c of the advance / retreat axis 14) to the bottom surface of the mounting base 16, and further, the turntable 21 in the covering stripper holder 40. The dimension s (see FIG. 6) in the direction along the upper surface of the mounting portion bottom plate 42a from the rotation center to the center line of the mounting portion bottom plate 42a is the covered electric wire A accommodated in the electric wire holding portion 13 in the covering stripping tool 10. The dimension in the direction along the bottom surface of the mounting base 16 from the center axis of the mounting base 16 to the center line of the mounting base 16 is set to be the same.

  Therefore, the tilting portion 45 is positioned on the axis of the support portion 44 (the tilting portion 45 is not tilted with respect to the support portion 44, and the center of the wire holding portion 13 is on the rotation center line of the turntable 21. When the covered electric wire A is to be introduced into the electric wire holding portion 13 and the electric wire receiving space 21a from the direction perpendicular to the central axis of the covered electric wire A, the rotation axis of the turntable 21 is It will be located on the central axis of the covered electric wire A accommodated in the holding part 13.

  In the coating stripping device 1 according to the first embodiment, the tilting portion 45 is tiltable with respect to the support portion 44, and the coating stripping device 1 (coating stripping) connected to the tip of the remote control rod. It is not always necessary to operate the tool 10) from the direction perpendicular to the central axis of the covered electric wire A after the covered electric wire A is introduced into the electric wire holding portion 13. In this state, the covered stripping device 1 (rotary driving tool 20) can be operated to introduce the covered wire A into the wire receiving space 21a.

  Further, even when the tilting portion 45 is tilted with respect to the support portion 44 and the center axis of the covered electric wire A and the rotation axis of the rotating disk 21 do not coincide with each other, the rotating operation of the insulating operation rod 2 is performed. Is transmitted to the coating stripping tool 10 via the rotation transmitting unit 30 and the coating stripping tool holding unit 40, and the coating stripping tool 10 can be rotated around the central axis of the coated wire A.

  Therefore, according to such a covering stripping device 1, the covering stripping device 1 connected to the remote control rod 2 with respect to the covering wire A erected in the air is removed from the ground or the work vehicle. After being accommodated in the wire holding portion 13 and the wire receiving space 21a, the cover stripping tool holding portion 40 is tilted simply by rotating the turntable 21 by the turning operation of the remote control rod 2 with the posture and angle that are most easily workable. Since the covering stripping tool 10 can be rotated around the central axis of the covered electric wire A, the insulating coating B of the covered electric wire A can be easily peeled off. That is, the coating stripping device 100, which was necessary in the conventional coating stripping device 100, is approached from a direction substantially perpendicular to the coated wire A, and the central axis (rotary disk) of the wire holding portion 13 and the wire housing space 21a is obtained. The procedure is such that the coated electric wire A is introduced with the rotation axis 21 of the coated wire A substantially aligned with the central axis of the coated electric wire A, and the rotating plate 21 is rotated while the state is maintained, and the insulating coating B is peeled off. The workability can be improved. Further, in the process of rotating the turntable 21 and stripping off the insulation coating B, the coated wire A is not distorted, so that the core wire C of the coated wire A is not damaged.

  Further, in the process of rotating the rotating plate 21 by rotating the remote control rod 2 and rotating the covering stripping tool 10 around the central axis of the covered electric wire A to strip off the insulating covering B, the tilting portion 45 (covering Since the stripping tool 10) is supported softly and elastically so as to be tiltable with respect to the support portion 44 (rotary drive tool 20), it can follow the movement accompanying the rotational movement of the covering stripping tool 10, Responsiveness can be improved.

[Embodiment 2]
Next, the structure of the coating stripping apparatus 1 ′ according to Embodiment 2 of the present invention will be described with reference to FIG. 9 and FIG. FIG. 9 is a view for explaining the structure of the tilting connection part of the coating stripping apparatus according to Embodiment 2 of the present invention, where (a) is a plan view, (b) is a side view, and (c) is a side view. FIG. 10 is a front view, and FIG. 10 is an explanatory diagram for explaining the operation of the tilting connection portion of the coating stripping apparatus according to Embodiment 2 of the present invention, and (a) shows the wire holding portion and the wire housing space. The state when the covered electric wire is accommodated, (b), (c), (b ′), and (c ′) show the state when the insulating coating is peeled off by rotating the rotating disk. The coating stripping device 1 ′ according to the second embodiment is different from the mode of the coating stripping device 1 according to the first embodiment in the tilting connection portion (coating stripping tool holding unit 50). Differences will be described.

  The coating stripping tool holding unit 50 includes a mounting part 51 that attaches the coating stripping tool holding unit 50 to the outer surface of the rotating plate holding unit 26, and a support base material 54 a that is fixed to the mounting unit 51. A support portion 54 having a guide member 54b which is erected in a direction parallel to the rotation axis and has a long slide long hole 54c formed in the direction along the rotation axis, and a slide long hole 54c of the guide member 54b. A tilting member 55a formed with an engaging projection 55b that engages with the mounting portion 51, and a tilting portion 55 that is supported to be tiltable with respect to the mounting portion 51 with the engaging projection 55b as a fulcrum. A cover stripper mounting portion 52 that is fixed and detachably holds the stripper stripper 10 is provided. In the coating stripping apparatus 1 ′ according to the second embodiment, the tilting connection portion 53 includes a support portion 54 and a tilting portion 55.

  The mounting portion 51 has one end near the turntable holding portion 26 fixed to the outer surface of the turntable holding portion 26 with a screw and the other end extending in a direction away from the rotation center of the turntable 21 (radial direction). The support base 54a of the support portion 54 is fixed below the support base 54a. In the support portion 54, a pair of guide members 54 b are erected in a direction parallel to the rotation axis of the turntable 21 from the support base material 54 a (toward the direction of the covering stripping tool mounting portion 52). A long slide hole 54c having a long dimension in the direction along the rotational axis of the turntable 21 is provided in the center of the member 54b.

  Further, the tilting part 55 has a tilting member 55a, and an engaging protrusion 55b that engages with the slide long hole 54c is provided at the center of the tilting member 55a. Then, in a state where the engaging projection 55b is engaged with the slide long hole 54c, the inner surface of the tilting member 55a comes into contact with the lateral surface of the mounting portion mounting plate 52c and the outer surface of the mounting portion side plate 52b. 55b is prevented from being detached from the slide long hole 54c. Thus, the engaging protrusion 55b engages with the sliding long hole 54c, whereby the tilting portion 55 (the covering stripping tool mounting portion 52 and the covering stripping tool 10 fixed to the tilting portion 55) is engaged with the engaging protrusion 55b. Are connected to the support portion 54 (attachment portion 51) in a tiltable manner. The distal end side (the side away from the rotation transmitting portion 30) of the tilting member 55a is fixed to the covering stripper mounting portion 52 (specifically, the mounting portion mounting plate 52c). As a result, the engagement protrusion 55b can slide along the length direction in the slide long hole 54c, and between the covering stripper mounting part 52 and the attachment part 51 along with this sliding. The distance can be variable.

  Furthermore, the covering stripping tool mounting portion 52 is configured in the same manner as the stripping tool mounting portion 42 in the covering stripping device 1 according to Embodiment 1, and a duplicate description is omitted here, but only In the coating stripping apparatus 1 ′ according to the second embodiment, the width dimension (direction perpendicular to the rotation axis) of the mounting portion mounting plate 52c is expanded to the distance between the outer surfaces of the front and rear mounting portion side plates 52b. It is different in point. Thereby, as described above, the inner side surface of the tilting member 55a comes into contact with the lateral side surface of the mounting portion mounting plate 52c and the outer side surface of the mounting portion side plate 52b, and the tilting member 55a is guided and supported during tilting or sliding. As the covered wire A is introduced into the wire holding portion 13 or the turntable 21 is rotated, the covering stripping tool 10 is prevented from swinging.

  According to such a coating stripping device 1 ′, as in the coating stripping device 1 according to the first embodiment, the tilting portion 55 is configured to be tiltable with respect to the support portion 54, and the coated electric wire A is used as the electric wire. After being accommodated in the holding portion 13 and the electric wire accommodating space 21a, it is not always necessary to work from a direction perpendicular to the central axis of the covered electric wire A, and the central axis of the covered electric wire A and the rotation axis of the turntable 21 are Even if they do not coincide with each other, the rotational force generated by the rotation operation of the insulating operation rod 2 is transmitted to the covering stripping tool 10 via the rotation transmitting portion 30, and the covering stripping tool 10 is connected to the central axis of the covering electric wire A. It can be rotated around and workability can be improved.

  Further, according to the coating stripping device 1 ′, the distance between the coating stripping tool mounting portion 52 and the mounting portion 51 is variable by the engagement protrusion 55b sliding in the sliding long hole 54c. be able to. As a result, it is possible to follow the movement that accompanies the rotational movement of the covering stripping tool 10 that rotates around the central axis of the covered electric wire A, and in particular, it is responsive to the movement along the central axis direction of the covering electric wire A. Can be increased.

  As mentioned above, although the coating stripping apparatus of this invention was demonstrated, the technical aspect of this invention is not limited to the content described in Embodiment 1 and 2. FIG.

  That is, in the above-described first embodiment, the tilt connecting portion 43 is disposed in a state including the support portion 44, the tilt portion 45, the insertion pin 46 that connects the support portion 44 and the tilt portion 45, and the like. In the second embodiment, the tilt coupling portion 53 is engaged with the support portion 54 and the sliding long hole 54c of the support portion 54. Although it comprised using the tilting part 55 provided with the joint protrusion 55b, the tilting connection part 43 is not limited to these structures. The tilting connecting portion 43 may be any member that supports the covering stripping tool holding portion 40 (the covering stripping tool 10) in a state in which it can tilt with respect to the rotation axis of the rotating disk 21.

  In the first embodiment, the tilting connection portion 43 is configured by using the winding spring 47 as the soft elastic support member. However, the coating stripping tool holding unit 40 (the coating stripping tool 10) is soft elastically formed by another spring member. Such other spring members may be used as long as they can be supported.

  In the second embodiment, the tilt connection portion 53 is configured by engaging the engagement protrusion 55b of the tilt portion 55 with the slide long hole 54c of the support portion 54. A spring member (soft elastic support member) disposed in a state of including the tilting portion 55 may be provided. Thereby, the responsiveness with respect to the movement which accompanies the rotation operation | movement of the covering stripping tool 10 rotated around the center axis | shaft of the covered electric wire A can be improved further.

  Further, in the first and second embodiments, the configuration in which the rotation transmission unit 30 includes the first and second bevel gears 33 and 34 and the pinion 37 is shown. However, the pinion 37 is omitted and the rotation transmission unit 30 is omitted. Alternatively, the rotational force from the rotating operation means of the remote control rod 2 may be transmitted to the turntable 21 via another rotation transmission mechanism provided on the rotating disk 21. Further, the first bevel gear 33 and the second bevel gear 34 may also be configured such that the rotational force from the rotating operation means of the remote control rod 2 is transmitted to the rotating disk 21 by using another rotation transmission mechanism. Good.

  In the first embodiment, the turntable 21 is provided with a swingable opening / closing gear piece 22 to open and close the wire insertion / removal port 21b, and the ball plunger mechanisms 24a and 24b respectively provide the wire insertion / removal port 21b. Although the configuration in which the open / close gear piece 22 is held in the open state and the closed state is shown, the ball plunger mechanisms 24a and 24b are an example of the holding means, and the wire insertion / removal port 21b is opened and closed by the other holding means in the open and closed states. The gear piece 22 may be held. Further, in addition to the holding means, the opening / closing gear piece 22 may be held by the holding means and the urging means using the urging means such as a torsion spring in the open state and the closed state of the wire insertion / extraction port 21b. .

  For example, a ball plunger mechanism is provided in the vicinity of the swing shaft 23 of the wire insertion / removal opening 21b, thereby holding the opening / closing gear piece 22 in the open state of the wire insertion / removal opening 21b, and biasing means such as a torsion spring on the swing shaft 23 The opening / closing gear piece 22 may be held in the closed state of the wire insertion / removal port 21b by urging the opening / closing gear piece 22 in the direction of the rotational axis. Further, the urging means such as a torsion spring urges the opening / closing gear piece 22 in a direction away from the rotational axis, thereby holding the opening / closing gear piece 22 in the open state of the wire insertion / removal port 21b, and a ball plunger mechanism or the like. You may comprise so that the opening-and-closing gear piece 22 may be hold | maintained in the closed state of the electric wire insertion / extraction opening | mouth 21b with a holding means.

  Further, the form of the opening / closing gear piece 22, the form of the urging means corresponding thereto, and the urging direction can be changed as appropriate. For example, the wire insertion / removal opening 21b may be opened and closed by sliding the opening / closing gear piece 22 in the circumferential direction. In this case, the urging means causes the opening / closing gear piece 22 to move in the circumferential direction. The holding means such as a ball plunger mechanism is configured to urge the opening / closing gear piece 22 in a closed state or an open state of the electric wire insertion / extraction opening 21b. It may be configured so as to be held by.

It is a perspective view for demonstrating the outline | summary of the coating stripping apparatus which concerns on Embodiment 1 of this invention. It is a front view for demonstrating the structure of the coating stripping apparatus which concerns on Embodiment 1 of this invention. BRIEF DESCRIPTION OF THE DRAWINGS (a) is a side view and (b) is a front view for demonstrating the structure of the coating stripping tool of the coating stripping apparatus which concerns on Embodiment 1 of this invention. It is a perspective view for demonstrating the structure for mounting | wearing the rotary drive tool with the coating stripping tool of the coating stripping apparatus which concerns on Embodiment 1 of this invention. BRIEF DESCRIPTION OF THE DRAWINGS (a) is a top view, (b) is a side view, (c) is a front view for demonstrating the structure of the tilting connection part of the coating stripping apparatus which concerns on Embodiment 1 of this invention. It is a side view for explaining the structure of the rotation driving tool of the coating stripping apparatus according to Embodiment 1 of the present invention (in a state where the wire insertion / extraction opening is open). It is a side view for demonstrating the structure of the rotation drive tool of the coating stripping apparatus which concerns on Embodiment 1 of this invention (a state where an electric wire insertion / extraction opening is closed). It is explanatory drawing for demonstrating operation | movement of the tilting connection part of the coating stripping apparatus which concerns on Embodiment 1 of this invention, (a) is a state when accommodating a covered electric wire in an electric wire holding | maintenance part and an electric wire accommodation space, (B), (c), (b ′), and (c ′) show states when the insulating disk is peeled off by rotating the rotating disk. (A) is a top view, (b) is a side view, (c) is a front view for demonstrating the structure of the tilting connection part of the coating stripping apparatus which concerns on Embodiment 2 of this invention. It is explanatory drawing for demonstrating operation | movement of the inclination connection part of the coating stripping apparatus which concerns on Embodiment 2 of this invention, (a) is a state when accommodating a covered electric wire in an electric wire holding | maintenance part and an electric wire accommodation space, (B), (c), (b ′), and (c ′) show states when the insulating disk is peeled off by rotating the rotating disk. It is a front view for demonstrating the structure of the conventional coating | coated stripping tool.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Cover stripping apparatus 2 Remote control stick 10 Cover stripping tool 11, 12 Holding member 13 Wire holding part 16 Mounting base 17 Peeling blade 20 Rotation driving tool 21 Turntable 21a Wire accommodation space 21b Wire insertion / extraction opening 27 Case 30 Part (rotation transmission means)
40, 50 Cover stripping tool holding part 41, 51 Mounting part 42, 52 Cover stripping tool mounting part 43, 53 Tilt connection part 44, 54 Support part 45, 55 Tilt part 44c, 45b Through hole 46 Insertion pin (coupling pin) )
47 Winding spring (soft elastic support member)
54c Sliding long hole 55b Engaging protrusion A Insulated wire B Insulating coating C Core wire

Claims (4)

A wire holding portion is formed by the inner surfaces facing each other, and is held by the pair of holding members that receive the covered wire in the wire holding portion from two directions orthogonal to the central axis of the covered wire. A stripping blade that protrudes from the electric wire holding part with a predetermined advancing angle with respect to the coated electric wire,
A turntable in which a part of the outer periphery is cut out to form a wire receiving space in which the covered wire can be inserted and removed in the center, and a wire insertion / extraction opening is formed in the cutout part, and the turntable is rotated. A case that can be held, rotation support means that supports the case, is attached to the tip of the remote control rod, and transmits the rotation of the rotary shaft of the remote control rod to the rotation of the rotating plate; A coating stripping tool holding portion for attaching the coating stripping tool to the rotating plate so as to be tiltable, and a rotary driving tool comprising:
When the rotational force due to the turning operation of the remote control rod is transmitted to the covering stripping tool via the rotation driving tool, the center axis of the covered electric wire does not coincide with the rotation axis of the rotating disk. Even if it exists, the said covering stripping tool was comprised so that it might rotate around the central axis of the said covered electric wire, The coating stripping apparatus characterized by the above-mentioned.   The covering stripping tool holding section includes an attaching section for attaching the covering stripping tool holding section to the rotating disk, a covering stripping tool mounting section for detachably holding the covering stripping tool, the mounting section, and the mounting section. The coating stripping device according to claim 1, further comprising: a tilting coupling unit that couples the coating stripping tool mounting unit and supports the coating stripping tool mounting unit so as to tilt with respect to the attachment unit. . The tilting connection part is attached to the attachment part and is erected in the direction of the covering stripping tool holding part, and the tilting part is attached to the covering stripping tool holding part and stands in the direction of the mounting part. A coupling pin that connects the support portion and the tilt portion in a state where the tilt portion is tiltable with respect to the support portion, and a soft elastic support member that softly supports the support portion and the tilt portion And comprising
The coating stripping device according to claim 2, wherein the coating stripping tool holding portion is attached to the tilting portion and supported to be tiltable with the coupling pin as a fulcrum with respect to the mounting portion. The tilting connection portion is attached to the attachment portion, stands up in the direction of the covering stripping tool holding portion, and is attached to the covering stripping tool holding portion and a guide portion having a guide long hole in the standing portion. And a tilting part that has an engagement protrusion that rises in the direction of the mounting part and engages with the guide slot in the standing part.
The covering stripping tool holding part is attached to the tilting part, and is supported so as to be tiltable with respect to the mounting part with the engaging projection as a fulcrum, and the locking projection slides in the guide slot. The coating stripping apparatus according to claim 2, wherein the distance between the coating stripping tool mounting portion and the mounting portion is variable by moving.

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