JP6584965B2 - Tube cutting jig - Google Patents

Description

  The present invention relates to a tube cutting jig having a cutting blade for cutting a tube used as an exterior protection member for a wire.

2. Description of the Related Art Conventionally, wire harnesses used for electric wiring of automobiles use tubes such as so-called corrugated tubes as exterior members that protect wires such as electric wires.
When cutting such a tube, a dedicated jig is used.

  For example, in Patent Document 1, a gate-shaped jig main body that engages with the unevenness of the pipe to be cut and straddles the pipe to be cut is formed, and a reciprocating guide is provided while inserting and holding a cutting blade in the jig main body. However, there is described a cutting jig in which a cutting blade guide hole for cutting the pipe to be cut up and down is formed.

Patent Document 2 describes a jig used for a similar application although the object to be cut is not a tube.
The jig described in Patent Document 2 is a cable cutting tool for cutting a cable. The cable is held in a predetermined direction by the main body, and the cutting position is set. With respect to the main body and the cable, By swinging the cutting lever, a force that doubles the operating force is applied to the cable from the cutting blade by the action of the lever of the cutting lever, so that the cable is cut.

JP 2006-123142 A JP 2002-370120 A

  However, since a tube used as an exterior protective material for a wire such as an electric wire needs to be cut at a position corresponding to the wire, there is a problem that a complicated operation of cutting while checking the cutting position must be performed. there were.

  This invention is made | formed in view of the above, Comprising: It aims at providing the tube cutting jig which can cut | disconnect a tube easily in the predetermined position corresponding to the wire used as protection object.

  In order to solve the above-described problems and achieve the object, a tube cutting jig according to claim 1 of the present invention is a tube cutting jig having a cutting blade for cutting a tube used as an exterior protection member for a wire. A tube that includes a butting portion that abuts against a holding member that holds a predetermined portion of the wire so that the tube can be attached to the wire, or a cutting positioning portion that includes a fitting portion that is fitted to the holding member; When the cutting portion is cut, the abutting portion is abutted against the holding member, or the tube is cut at a position corresponding to the wire by fitting the fitting portion to the holding member. It is characterized by.

  Further, in the tube cutting jig according to claim 2 of the present invention, in the above invention, the cutting positioning portion cuts the tube at two positions spaced apart from both side portions of the holding member. It has two said abutting parts corresponding to positioning of the two said cutting blades, or two said fitting parts.

  In the tube cutting jig according to claim 3 of the present invention, in the above invention, the cutting positioning portion is configured such that the holding member has a fork shape and the wire rod is hooked and held between claws. The fitting portion has an insertion hole through which the claw is inserted.

  In the tube cutting jig according to claim 1 of the present invention, when the tube is cut, the abutting portion is abutted against the retaining member that retains the predetermined portion of the wire, or the retaining member is When the fitting portion is fitted, the tube can be cut at a position corresponding to the wire, so that the tube can be easily cut at a predetermined position corresponding to the wire to be protected.

  In the tube cutting jig according to claim 2 of the present invention, the cutting positioning portion is positioned at two positions of the cutting blade for cutting the tube at two positions spaced from the both side portions of the holding member by a predetermined distance. The end face on the cut side of the tube is located at two positions spaced apart from both sides of the holding member by two abutting portions corresponding to 2 or two fitting portions. Since the tube can be positioned, the tube can be taped around the wire including the end face on the cut side of the tube on both sides of the holding member.

  In the tube cutting jig according to claim 3 of the present invention, the fitting portion can be easily fitted to the holding member by inserting the claw through the insertion hole. Since the fitting state with the holding member can be easily released by pulling out, positioning for cutting the tube at a position corresponding to the wire can be easily performed, and the tube cutting jig is positioned. Since the tube is stably held at the position, the cut dimension accuracy of the tube can be improved.

FIG. 1 is a perspective view of a tube cutting jig according to a first embodiment of the present invention, and shows a state where a fitting portion is fitted to a holding member. FIG. 2 is a view of the tube cutting jig as viewed obliquely from below, showing a state in the middle of cutting the tube. FIG. 3: is a figure for demonstrating the state which fitted one holding part to the holding member among the two fitting parts of a tube cutting jig, (b) is (a). It is the figure which showed the state of the cutting part periphery of the tube cut | disconnected by the tube cutting jig in this state. FIG. 4 is a view for explaining a state in which (a) is a tube cutting jig fitted to a holding member with a fitting portion different from FIG. 3, and (b) is a tube cutting jig in the state of (a). It is the figure which showed the state of the cutting part periphery of the tube cut | disconnected by. FIG. 5 shows the procedure of the tube cutting operation using the tube cutting jig. FIG. 6 shows the procedure of the tube cutting operation using the tube cutting jig. FIG. 7 is a perspective view of a tube cutting jig according to Embodiment 2 of the present invention. FIG. 8 is a perspective view of the tube cutting jig viewed from a direction different from that in FIG. FIG. 9 shows the procedure of the tube cutting operation using the tube cutting jig. FIG. 10 shows the procedure of the tube cutting operation using the tube cutting jig. FIG. 11 is a perspective view of a tube cutting jig according to Embodiment 3 of the present invention. FIG. 12 shows how a tube is cut using a tube cutting jig.

  Hereinafter, preferred embodiments of a tube cutting jig according to the present invention will be described in detail with reference to the drawings.

  FIG. 1 is a perspective view of a tube cutting jig 1 according to Embodiment 1 of the present invention, and shows a state in which a fitting portion 13a is fitted to a holding member H. FIG. FIG. 2 is a view of the tube cutting jig 1 viewed obliquely from below, and is a view showing a state in the middle of cutting the tube Tu. 3A is a view for explaining a state in which one fitting portion 13a is fitted to the holding member H among the two fitting portions 13a of the tube cutting jig 1, FIG. It is the figure which showed the state of the cutting part periphery of the tube Tu cut | disconnected with the tube cutting jig 1 in the state of (a). 4A is a view for explaining a state in which (a) fits the tube cutting jig 1 to the holding member H with a fitting portion 13a different from FIG. 3, and FIG. 4 (b) is in the state of (a). It is the figure which showed the state of the cutting part periphery of the tube Tu cut | disconnected with the tube cutting jig 1. FIG.

  The tube cutting jig 1 according to the first embodiment of the present invention is a jig having a cutting blade C for cutting a tube Tu used as an exterior protection member of an electric wire used for electric wiring of an automobile, for example.

As shown in FIG. 2, the tube Tu uses a so-called corrugated tube having a bellows shape in which concave portions and convex portions are alternately and continuously formed in the extending direction. The tube Tu is formed with a slit (not shown) linearly along the extending direction, and an electric wire W as a wire can be accommodated in the tube Tu through the slit.
Further, the electric wire W is held at a predetermined position by a holding member H so that the tube Tu can be attached. More specifically, the electric wire W is held by the holding member H so as to have a shape corresponding to the routing route on the assembly work table of the wire harness.

  The holding member H has a fork shape, and is configured to hook and hold the electric wire W between the claws H1. In the first embodiment, the holding member H has a U-shaped fork shape, and a bundle of electric wires W is hooked and held between the two claws H1.

  The tube cutting jig 1 includes a jig main body portion 10 to which a cutting blade C is attached, a lever portion 11 that is swingably attached to the jig main body portion 10, a blade cover portion 12 that covers the cutting blade C, and an electric wire. A cutting positioning portion 13 having a positioning function for cutting the tube Tu at a position corresponding to W.

  The jig body 10 is made of a light-transmitting synthetic resin material, and when the tube Tu is cut, an operation unit 10a that is a part to be gripped and operated by an operator, a blade fixing unit 10b that fixes the cutting blade C, A tube cutting guide portion 10c for guiding the tube Tu pressed against the cutting blade C by the operation of the lever portion 11 in the cutting direction.

The operation part 10a is a part formed in a frame shape so that an operator can easily grasp it, and the lever part 11 is attached so as to partially overlap.
For this reason, the lever portion 11 can be gripped together with the operation portion 10a.

  The blade fixing part 10b fixes the cutting blade C so as to bridge the inlet opening of the tube cutting guide part 10c in the vicinity of the inlet of the tube cutting guide part 10c.

  The tube cutting guide portion 10c is a portion where an arc-shaped notch corresponding to the outer shape of the tube Tu is formed. The tube cutting guide portion 10c guides the tube Tu pressed by the cutting blade C fixed in the vicinity of the inlet opening in the direction of cutting by the cutting blade C.

Next, the lever part 11 is demonstrated.
The lever portion 11 is made of a light-transmitting synthetic resin material, and applies a force in a direction in which the tube Tu is pressed against the cutting blade C by swinging with respect to the jig main body portion 10.

  The lever portion 11 is overlapped with the operation portion 10a of the jig main body portion 10 so that the operator can easily operate in a state where the operator is overlapped with the operation portion 10a, and the cutting blade C has a tube. A tube pressing portion 11b that is a portion that presses Tu.

  The lever operation part 11a is provided in the vicinity of the swing axis B of the lever part 11 as compared with the tube pressing part 11b.

  The tube pressing portion 11b includes a tube fitting portion 11c that becomes a portion into which the tube Tu is fitted by forming an arc-shaped notch corresponding to the outer shape of the tube Tu, and a tube Tu fitted in the tube fitting portion 11c. It has a pair of pressing board parts 11d and 11d in which the surface for applying the external force pressed against the cutting blade C with the inner wall face of the tube fitting part 11c was formed.

  The blade cover portion 12 is made of a light-transmitting synthetic resin material, and cuts the tube Tu so as to cover the cutting blade C from both sides of the jig body portion 10 and using an elastic member (not shown). When cutting, the cutting blade C is partially exposed while being pressed against the tube Tu, and when the cutting of the tube Tu is completed, the cutting blade C is moved using the elastic force of the elastic member. It can move back to the position where it covers from both sides.

The cutting positioning portion 13 has a fitting portion 13a fitted to a holding member H that holds a predetermined portion of the electric wire W so that the tube Tu can be attached to the electric wire W.
In addition, the cutting | disconnection positioning part 13 is two fitting parts corresponding to the positioning of two places of the cutting blade C for cutting | disconnecting the tube Tu in two positions spaced apart from the both sides of the holding member H at predetermined positions. 13a, 13a.

The fitting portion 13a has a fitting main body 13b made of a block-shaped synthetic resin connected to the jig main body portion 10, and an insertion hole 13c through which the claw H1 of the holding member H is inserted is formed in the fitting main body 13b. Yes.
The fitting body 13b is connected to the jig body 10 so that the two fitting parts 13a sandwich the jig body 10 between the fitting bodies 13b.

When one of the two fitting portions 13a is fitted to the holding member H, that is, as shown in FIG. 3A, the right side in FIG. When the claw H1 of the holding member H is inserted into the insertion hole 13c of the fitting portion 13a, the cutting blade C is positioned and arranged on the left side of the holding member H so as to be spaced from the holding member H by a predetermined distance.
Therefore, when the tube Tu is cut using the tube cutting jig 1 in which the right fitting portion 13a is fitted to the holding member H, the tube Tu is placed on the left side of the holding member H as shown in FIG. Cutting is performed with the end face positioned at a predetermined distance from the holding member H.
Accordingly, a predetermined interval at which a tape for fixing the tube Tu to the electric wire W can be wound between the end surface of the tube Tu attached to the electric wire region located on the left side with respect to the holding member H and the holding member H. Can be secured.

On the other hand, as shown in FIG. 4A, when the claw H1 of the holding member H is inserted into the insertion hole 13c of the left fitting portion 13a in FIG. It is positioned and arranged on the right side so as to leave a predetermined distance from the holding member H.
Therefore, when the tube Tu is cut using the tube cutting jig 1 in which the left fitting portion 13a is fitted to the holding member H, the tube Tu is placed on the right side of the holding member H as shown in FIG. Cutting is performed with the end face positioned at a predetermined distance from the holding member H.
Accordingly, a predetermined interval at which a tape for fixing the tube Tu to the electric wire W can be wound between the end surface of the tube Tu attached to the electric wire region positioned on the right side of the holding member H and the holding member H. Can be secured.

  Thus, the tube cutting jig is positioned to cut the tube at a position corresponding to the electric wire W by inserting the claw H1 of the holding member H into the insertion hole 13c of the fitting main body 13b. It is held stably at the position.

Next, a procedure for cutting the tube Tu using the tube cutting jig 1 will be described with reference to FIGS. 5 and 6.
5 and 6 show a procedure for cutting the tube Tu using the tube cutting jig 1.

First, the operator fits the fitting portion 13a of the tube cutting jig 1 into the holding member H (see FIG. 5A).
Thereby, the tube cutting jig 1 is positioned and arranged with respect to the electric wire W to which the tube Tu is attached, and can cut the tube Tu at a position corresponding to the electric wire W.

Thereafter, the operator inserts the tube Tu between the cutting blade C attached to the jig body 10 and the tube fitting portion 11c of the lever portion 11 (see FIG. 5B).
At this time, the operator makes an interval at which the tube Tu can be inserted between the cutting blade C and the tube fitting portion 11 c by rotating the lever portion 11.

Thereafter, the operator operates the lever portion 11 so as to press the tube Tu against the cutting blade C while rotating the tube Tu in the circumferential direction (see FIG. 6C).
Here, the operator uses the bellows shape of the tube Tu to make notches over the entire circumference of the tube Tu by turning the tube Tu in the circumferential direction while pushing the cutting blade C into the concave portion of the bellows shape. Can do.
The tube Tu is pressed against the cutting blade C by the inner wall surface of the tube fitting portion 11c of the lever portion 11 and the pressing plate portion 11d, and is gradually cut in the circumferential direction by the cutting blade C while the tube cutting guide portion 10c. Be guided to.
In addition, since the cutting blade C is covered with the blade cover part 12, safety is ensured so that an operator may not be injured by the cutting blade C.
Further, since most of the constituent members of the tube cutting jig 1 are made of a light-transmitting synthetic resin material, the tube cutting jig 1 does not interfere with the field of view and does not adversely affect the cutting operation of the tube Tu.

  Thereafter, the operator completes the cutting of the tube Tu by rotating the lever 11 to the cutting completion position of the tube Tu while grasping the operating portion 10a of the jig main body 10 together with the lever 11 (FIG. 6D). )reference).

  When the tube cutting jig 1 according to the first embodiment of the present invention cuts the tube Tu, the tube cutting jig 1 corresponds to the electric wire W by fitting the fitting portion 13a to the holding member H that holds a predetermined portion of the electric wire W. Since the tube Tu can be cut at the position, the tube Tu can be easily cut at a predetermined position corresponding to the electric wire W to be protected.

  Moreover, the tube cutting jig 1 according to the first embodiment of the present invention includes a cutting blade C for cutting the tube Tu at two positions where the cutting positioning portion 13 is spaced from the both sides of the holding member H by a predetermined distance. Since it has two fitting parts 13a corresponding to two positionings, the end face on the cutting side of the tube Tu can be located at two positions spaced apart from both side parts of the holding member H. The tube Tu can be taped around the electric wire W including the end face on the cut side of the tube C on both sides of the holding member H.

  Further, the tube cutting jig 1 according to the first embodiment of the present invention can easily fit the fitting portion 13a to the holding member H by inserting the claw H1 through the insertion hole 13c, and can be fitted from the claw H1. Since the fitting state with the holding member H can be easily released by pulling out the portion 13a, positioning for cutting the tube Tu at a position corresponding to the electric wire W can be easily performed, and the tube is cut. Since the jig 1 is stably held at the positioned position, the cutting dimensional accuracy of the tube C can be improved.

Next, the tube cutting jig 2 according to the second embodiment of the present invention will be described with reference to FIGS. 7 and 8.
FIG. 7 is a perspective view of the tube cutting jig 2 according to Embodiment 2 of the present invention. FIG. 8 is a perspective view of the tube cutting jig 2 viewed from a direction different from that in FIG.
The tube cutting jig 2 of the second embodiment is different from the tube cutting jig 1 of the first embodiment in that the cutting positioning portion 23 is a butting portion 23a instead of the fitting portion 13a.
Other configurations are the same as those of the first embodiment, and the same components as those of the first embodiment are denoted by the same reference numerals.

  The tube cutting jig 2 includes a jig main body 20 to which a cutting blade C is attached, a lever part 21 that is swingably attached to the jig main body 20, a blade cover part 22 that covers the cutting blade C, and an electric wire. A cutting positioning portion 23 having a positioning function for cutting the tube Tu at a position corresponding to W.

  The cutting positioning portion 23 has a pair of abutting portions 23a and 23a that abut against a holding member H that holds a predetermined portion of the electric wire W so that the tube Tu can be attached to the electric wire W.

  The pair of abutting portions 23a and 23a are provided in place of the pair of pressing plate portions 11d and 11d of the tube cutting jig 1 of the first embodiment. Similarly to the pressing plate portion 11d, the tube Tu is attached. While having the function to push into the cutting blade C, it has the function to position the cutting position of the tube Tu which the fitting part 13a of the tube cutting jig 1 of Example 1 has.

  The abutting portion 23a is a plate formed with an arcuate edge surface that pushes the tube Tu into the cutting blade C together with the edge surface of the tube fitting portion 21c along the notch shape of the tube fitting portion 21c of the lever portion 21. -Shaped pressing plate portion 23b and the abutting piece raised in a single piece so as to be orthogonal to the pressing plate portion 23b along the edge of the pressing plate portion 23b that is different from the side into which the tube Tu is pressed. Part 23c.

  The abutting piece portion 23c becomes an abutting surface 23d whose abutting end surface abuts against the holding member H, and the abutting surface 23d is abutted against the holding member H as the cutting positioning portion 23, thereby positioning the cutting position of the tube Tu. Can be done.

  In addition, since the tube cutting jig 2 has a pair of butting portions 23a and 23a, the two portions on both sides of the holding member H are the same as the two fitting portions 13a and 13a of the tube cutting jig 1 of the first embodiment. Has a positioning function for positioning and cutting the cutting blade C.

Next, a procedure for cutting the tube Tu using the tube cutting jig 2 will be described with reference to FIGS. 9 and 10.
FIG. 9 and FIG. 10 show the procedure of the tube Tu cutting operation using the tube cutting jig 2.

  First, the operator inserts the tube Tu between the cutting blade C attached to the jig body 20 and the tube fitting portion 21c of the lever portion 21 (see FIG. 9A).

  Thereafter, the operator abuts the abutting surface 23d against the holding member H (see FIG. 9B). Thereby, the tube cutting jig 2 is positioned and arranged with respect to the electric wire W to which the tube Tu is attached, and can cut the tube Tu at a position corresponding to the electric wire W.

Thereafter, the operator cuts the tube Tu by operating the lever portion 21 so as to press the tube Tu against the cutting blade C while rotating the tube Tu in the circumferential direction (see FIG. 10).
Here, in the same manner as in Example 1, the operator uses the bellows shape of the tube Tu and rotates the tube Tu in the circumferential direction while pushing the cutting blade C into the concave portion of the bellows shape. You can make cuts around the circumference.

  When the tube cutting jig 2 according to the second embodiment of the present invention cuts the tube Tu, the abutting portion 23a is abutted against the holding member H that holds a predetermined portion of the electric wire W, so that the position corresponding to the electric wire W is reached. Since the tube Tu can be cut by this, similarly to the tube cutting jig 1 of the first embodiment, the tube Tu can be easily cut at a predetermined position corresponding to the electric wire W to be protected.

Next, the tube cutting jig 3 according to Embodiment 3 of the present invention will be described with reference to FIGS. 11 and 12.
FIG. 11 is a perspective view of the tube cutting jig 3 according to Embodiment 3 of the present invention. FIG. 12 shows how the tube Tu is cut using the tube cutting jig 3.
The tube cutting jig 3 according to the third embodiment is the same as the tube cutting jig 2 according to the second embodiment in that the cutting position of the tube Tu is positioned by being abutted against the holding member H. Is different.

  This tube cutting jig 3 has a cutting positioning portion 33 including an abutting portion 33a that abuts against a holding member H that holds a predetermined portion of the electric wire W so that the tube Tu can be attached to the electric wire W, and cuts the tube Tu. In this case, the tube Tu is cut at a position corresponding to the electric wire W by the abutting portion 33 a being abutted against the holding member H.

  This tube cutting jig 3 includes a jig main body 30, a slide part 40 that is slidably attached to the jig main body 30 with the cutting blade C attached, and the slide part 40 from a cutting position by the cutting blade C. And a slide moving mechanism unit 50 that applies a driving force so as to return to a predetermined position.

  The jig body 30 is provided so as to oppose a pair of plate-like side plates 31 and 31 made of a light-transmitting synthetic resin, and the slide portion 40 is slidably held between the pair of side plates 31 and 31. It is supposed to be.

  The side plate portion 31 includes a tube guiding portion 31a formed by forming a U-shaped notch for guiding the tube Tu to the cutting position by the cutting blade C, and a hole through which an operator applies a finger to perform the cutting operation of the tube Tu. And a finger hole 31b.

  The slide part 40 has a plate-like slide main body part 40a made of a light-transmitting synthetic resin, and a cutting blade C attached to the end of the slide main body part 40a.

  The slide main body 40a has a long hole 40b at a position overlapping the finger hooking hole 31b. The long hole 40b allows the slide portion 40 to move in a state where the operator puts a finger on the finger hooking hole 31b.

  The slide movement mechanism unit 50 moves the piece-like guide piece 50a of the seesaw so that the slide unit 40 slides and moves between the cutting position of the tube Tu by the cutting blade C and the position where the cutting blade C is hidden from the tube guiding portion 31a. It is a mechanism that operates as follows.

  The slide moving mechanism 50 includes a guide piece 50a made of a light-transmitting synthetic resin material, a support 50b that supports the guide piece 50a movably like a seesaw at a substantially central position of the guide piece 50a, and a guide piece. A spring 50c that biases 50a to incline with respect to a position substantially parallel to the sliding direction.

In such a tube cutting jig 3, the pair of side plate portions 31, 31 of the jig main body 30 has an outer surface parallel to the cutting blade C.
For this reason, the side plate portion 31 serves as an abutment portion 33a that abuts against the holding member H and positions the same as the abutment portion 23a of the tube cutting jig 2 described in the second embodiment as the cut positioning portion 33. .

  Further, the tube cutting jig 3 has a pair of side plate portions 31, 31 in two places on both sides of the holding member H, similarly to the two fitting portions 13 a, 13 a of the tube cutting jig 1 of the first embodiment. Has a positioning function for positioning and cutting the cutting blade C.

In the normal state, such a tube cutting jig 3 has the slide portion 40 disposed at a position where the cutting blade C is hidden from the tube guiding portion 31a as shown in FIG.
In this normal state, the slide main body 40a on the side opposite to the attachment side of the cutting blade C is greatly exposed in the sliding direction from the jig main body 30, and the end of the exposed slide main body 40a is slid. The slide part 40 can be moved in the cutting direction by the cutting blade C by being pushed in the direction.
In this normal state, the guide piece 50a is held in an inclined posture so as to protrude toward the tube guiding portion 31a by the spring 50c. For this reason, the guide blade 50a prevents the cutting blade C from moving to the tube guiding portion 31a, and safety is ensured so that the operator is not injured by the cutting blade C.

When the tube Tu is pushed into the tube guiding portion 31a of the tube cutting jig 3 in the state of FIG. 12A, the tube Tu pushes the guide piece 50a against the elastic force of the spring 50c. It becomes almost parallel to the sliding direction.
For this reason, the slide part 40 is not prevented from moving in the sliding direction by the guide piece 50a, and the tube Tu arranged in the tube guiding part 31a can be cut by the cutting blade C.

  When the cutting process of the tube Tu is completed and the operator loosens the force of pushing the slide part 40 in the cutting direction of the tube Tu, the slide part 40 is moved by the elastic force of an elastic member not shown in FIG. It is designed to return naturally to the normal position shown in FIG.

  When the tube cutting jig 3 according to the third embodiment of the present invention cuts the tube Tu, the abutting portion 33a is abutted against the holding member H that holds a predetermined portion of the electric wire W, so that the position corresponding to the electric wire W is reached. Since the tube Tu can be cut by this, similarly to the tube cutting jig 1 of the first embodiment, the tube Tu can be easily cut at a predetermined position corresponding to the electric wire W to be protected.

  In addition, although the tube cutting jigs 1, 2, and 3 which concern on Example 1, 2, and 3 of this invention illustrated what cut | disconnects a corrugated tube, even if it cut | disconnects not only this but another kind of tube Good. For example, a straight tube may be cut.

  The invention made by the present inventor has been specifically described based on the above-described embodiments of the invention. However, the present invention is not limited to the above-described embodiments of the invention and does not depart from the gist thereof. Various changes can be made.

1, 2, 3 Tube cutting jig 10, 20, 30 Jig body section 10a Operation section 10b Blade fixing section 10c Tube cutting guide section 11, 21 Lever section 11a Lever operation section 11b Tube pressing section 11c, 21c Tube fitting section 11d Pressing plate part 12, 22 Blade cover part 13, 23, 33 Cutting positioning part 13a Fitting part 13b Fitting main body 13c Insertion hole 23a, 33a Abutting part 23b Abutting plate part 23c Abutting piece part 23d Abutting surface 31 Side plate portion 31a Tube guiding portion 31b Finger hooking hole 40 Slide portion 40a Slide body portion 40b Long hole 50 Slide moving mechanism portion 50a Guide piece 50b Support portion 50c Spring C Cutting blade Tu Tube W Electric wire (wire)
H Holding member H1 Claw

Claims (3)

In a tube cutting jig having a cutting blade for cutting a tube used as an exterior protection member of a wire,
A cutting positioning portion including an abutting portion that is abutted against a holding member that holds a predetermined portion of the wire so that the tube can be attached to the wire, or a fitting positioning portion that is fitted to the holding member;
When the tube is cut, the abutting portion is abutted against the holding member, or the fitting portion is fitted to the holding member, whereby the tube is cut at a position corresponding to the wire. A tube cutting jig characterized by that. The cutting positioning part is
Two abutting portions corresponding to the positioning of the two cutting blades for cutting the tube at two positions spaced apart from both side portions of the holding member, or the two abutting portions It has a fitting part. The tube cutting jig of Claim 1 characterized by the above-mentioned. The cutting positioning part is
The said holding member comprises a fork shape, and when the said wire is hooked and hold | maintained between nail | claws, the said fitting part has an insertion hole which penetrates the said nail | claw. The tube cutting jig described in 1.

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