JPH05219620A - Wire stripper - Google Patents

Abstract

PURPOSE:To provide a wire stripper which can be driven through a simple drive mechanism and in which both cutting of a coated wire and biting into the coating can be carried out well for a long term. CONSTITUTION:Cutting cutters 24, 26 and biting cutters 25, 27 are coupled each other and driven in one direction through reciprocal drive mechanisms 22, 23, 30, 31, 35, 36, 42 to cut a coated wire by means of the cutting cutters 24, 26. The coated wire is bitten by means of the biting cutters 25, 27 when the cutters 24, 26 and 25, 27 are driven in the other direction.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a coated wire cutting and peeling device for cutting or peeling a coated wire used in various electric devices and the like.

[0002]

2. Description of the Related Art In recent years, a large variety of coated wires for wiring have come to be used in various electric devices and the like.
Along with this, there is an increasing need for a coated wire cutting and peeling device that can automatically and efficiently perform peeling and cutting of the covered wire, and that can be mass-produced. As a conventional coated wire cutting and peeling device, a device described in JP-A-60-204206 is known. This automatic wire cutting and peeling device is equipped with a feed-in / pull-back mechanism that feeds and pulls back the coated wire using a pair of rollers, and a pull-out and feed-back mechanism that pulls out and sends back the coated wire using a pair of rollers. The coated electric wire is moved forward and backward by both of these mechanisms, and the coated electric wire is cut and peeled by a dual-purpose blade provided between these mechanisms for cutting and cutting.

[0003]

However, in this conventional covered wire cutting and peeling device, since the coated electric wire and the coating are cut by the combined blade, the cutting edge of the combined blade is rough due to the cutting of the coated electric wire. There was a problem that the peeling of the blade could not be performed well, and the life of the dual-purpose blade was shortened.

As a coated wire cutting and peeling device for cutting a coated electric wire and cutting a coating with dedicated blades, respectively.
The one described in Japanese Patent No. 487 is known. However, in this conventional covered wire cutting and peeling device, since the cutting blade and the cutting blade are driven by independent driving mechanisms, respectively, there is a problem that the entire mechanism becomes complicated and the cost increases. It was

An object of the present invention is to drive a simple drive mechanism and, moreover, both the cutting of the coated wire and the cutting into the coating can be performed favorably over a long period of time. To provide.

[0006]

Means for Solving the Problems The above object is to provide a cutting blade for cutting a covered wire, and a cutting-only blade connected to the cutting blade for making a cut in the coating of the covered wire. By having a reciprocating drive mechanism that reciprocally drives the connected cutting-only blade and cutting-only blade, and by driving the cutting-only blade and the cutting-only blade in one direction by the reciprocating driving mechanism. The coated wire is characterized in that the coated wire is cut by the cutting blade, and the cutting blade and the cutting blade are driven in the other direction to make a cut in the coating wire by the cutting blade. Achieved by a cutting and peeling device.

[0007]

According to the present invention, the cutting blade and the cutting blade are connected to each other, and the reciprocating drive mechanism drives the cutting blade and the cutting blade in one direction to cut the covered wire by the cutting blade. Since the cutting blade and the cutting blade are driven in the other direction to make a cut in the covered wire by the cutting blade, it can be driven by a simple drive mechanism and Both the cutting and the cutting into the coating can be performed well over a long period of time.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A coated wire cutting and peeling device according to a first embodiment of the present invention will be described with reference to FIGS. First, the configuration of a coated wire cutting and peeling device according to a first embodiment of the present invention will be described with reference to FIGS. 1 to 3. 1 is a front view of the coated wire cutting and peeling device, FIG. 2 is a plan view of the coated wire cutting and peeling device, and FIG.
FIG. 4 is a right side view of the coated wire cutting and peeling device.

At the bottom of the base 13, legs 15a, 15b, 1
5c and 15d (not shown) are provided to support the entire coated wire cutting and peeling device. A cover 14 is fixed on the base 13. On the upper surface of the cover 14, an operation panel 16 for performing various operations on the covered wire cutting and peeling device is provided. First, each mechanism provided on the front surface of the cover 14 will be described.

On the right side of the center of the front surface of the cover 14, the cover 14
A feed-side feed roller pair 1 for being connected to an internal motor A (not shown) and for feeding or pulling back by sandwiching a covered wire (not shown) by rotating in the forward and reverse directions.
a and 1b are provided. A guide block 8 having a guide hole 8a for guiding the covered wire to the feed roller pairs 1a and 1b is provided on the right side of the feed roller pairs 1a and 1b in FIG.

Of the feed side feed roller pairs 1a and 1b, the lower feed side feed roller 1b is fixed, but the upper feed side feed roller 1a can be moved up and down. Feed side release lever 3 provided on the top
By tilting a to the right, the feed side feed roller 1a
Raise and fix. The operator operates the feed side release lever 3a.
Can be tilted to the right to fix the feed-side feed roller 1a to the upper part, and the covered wire can be sandwiched between the feed-side feed roller pair 1a and 1b through the guide hole 8a of the guide block 8.

Further, on the lower right side of the feed side release lever 3a,
A feed gap setting dial 4a is provided. By turning the feed gap setting dial 4a to the right,
The feed-side feed roller 1a can be finely moved up, and the gap between the feed-side feed roller pair 1a and 1b can be adjusted. Furthermore, the feed side release lever 3a
A feed-side feed pressure setting dial 5a is provided on the left side of the. By turning the feed side feed pressure setting dial 5a to the right, the feed pressure of the feed side feed roller 1a is increased, and the feed pressure can be adjusted.

The covered wire fed by the pair of feed rollers 1a and 1b reaches the cutter unit 6 through the inside of the guide pipe 9. Details of the cutter unit 6 will be described later. The guide pipe 9 is fixed by a guide pipe holder 7 that can fix the guide pipe 9 with one touch. The guide pipe holder 7 can be rotated by a solenoid (not shown) inside the cover 14, and the held guide pipe 9 can be swung by a predetermined amount to retract when the covered wire cut back is retracted.

A cover 14 is provided on the left side of the cutter unit 6.
A pair of receiving-side feed rollers 2a and 2b are provided which are connected to an internal motor B (not shown) and which, by rotating in the forward and reverse directions, sandwich the covered wire to pull out or send back. Of the receiving side feed roller pairs 2a and 2b, the lower receiving side feed roller 2b is fixed, but the upper receiving side feed roller 2a can be moved up and down. Receiving side release lever 3 provided on the top
By tilting b to the left, the receiving feed roller 2a
Raise and fix. The operator operates the receiving side release lever 3
The receiving side feed roller 2a can be fixed to the upper part by tilting b to the left, and the covered wire can be sandwiched between the receiving side feed roller pairs 2a and 2b.

Also, at the lower left of the receiving side release lever 3b,
A receiving side gap setting dial 4b is provided. By turning the receiving side gap setting dial 4b to the right,
The receiving feed roller 2a can be finely moved up, and the gap between the receiving feed roller pair 2a, 2b can be adjusted. Further, the receiving side release lever 3b
A receiving side feed pressure setting dial 5b is provided on the right side of. By turning the receiving side feed pressure setting dial 5b to the right, the feeding pressure of the receiving side feed roller 2a is increased, and the feed pressure can be adjusted.

Next, the mechanism of the cutter unit 6 of the coated wire cutting and peeling apparatus according to this embodiment will be described with reference to FIGS. 4 and 5. FIG. 4 is a perspective view of a mechanical portion of the cutter unit 6 of the coated wire cutting and peeling device, and FIG.
It is a figure which shows the principal part. A main base 17 is provided as a base for mounting each mechanical component of the coated wire cutting and peeling device. The main base 17 has a cutter unit base 1 which is a base on which the mechanical parts of the cutter unit 6 are mounted.
8 is fixed by screws 18a and 18b (not shown).

The guide blocks 19 and 20 are provided to guide the slide bases 22 and 23. The upper guide block 19 is fixed to the cutter unit base 18 with screws 21a and 21b, and the lower guide block 20 is fixed to the cutter unit base 18 with screws 21c and 21b.
It is fixed by d. Lower slide base 22
Is a cutter unit base 18 and a guide block 19,
The upper slide base 23 is guided by 20
Cutter unit base 18 and guide blocks 19, 20
The slide bases 22 and 23 slide back and forth while rubbing against each other.

On the front side of the slide bases 22 and 23,
A pair of blades 24, 26 for exclusive use of cutting are provided for cutting the covered wire, and a pair of blades 25, 27 for exclusive use of notch peeling are provided for making a cut in the covering of the covered wire and peeling. A blade 24 for cutting is fixed to the tip of the lower slide base 22 by screws 28a and 28b, and a blade 25 for cutting and peeling adjacent to the blade 24 for cutting is fixed by screws 28c and 28d.

A blade 27 dedicated to notch peeling is fixed to the tip of the upper slide base 23 by screws 29c and 29d.
The cutting blade 26 is fixed by screws 29a and 29b adjacent to the notch peeling blade 27. By sliding the slide bases 22 and 23 back and forth, the pair of cutting exclusive blades 24 and 26 cut the covered wire, and the pair of notch peeling exclusive blades 25 and 27 cuts and peels the covered wire.

Racks 30 and 31 are provided behind the slide bases 22 and 23. One rack 30 is fixed to the lower slide base 22 with screws (not shown), and the other rack 31 is fixed to the upper slide base 23.
It is fixed to the screw with screws 32a and 32b. The stud 33 is fixed to the cutter unit base 18, and a gear 35 is rotatably provided on the stud 33 via a bearing 34. A gear boss portion 35a is provided on the gear 35, and a toothed arm 36 that swings up and down is fixed to the gear boss portion 35a. It is fixed by split tightening with a screw 37 and a slotting hole portion 36a formed in the base of the toothed arm 36. Teeth are formed at the end of the toothed arm 36, and the shutter 38 is fixed by screws 39a and 39b.

A drive unit base 40, which is a base on which the drive unit is mounted, is fixed to the main base 17. A stud 41 is fixed to the drive unit base 40. This stud 41 has a gear 42 and a gear 4
A timing pulley 43 fixed to 2 is rotatably provided. The gear 42 meshes with the teeth at the end of the toothed arm 36.

A stepping motor 44, which is a drive source, has screws 47a, 47b, 47c attached to the drive unit base 40.
It is fixed by 47d (not shown) (not shown). A timing pulley 45 is fixed to the shaft portion 44a of the stepping motor 44. The timing belt 4 is attached to the timing pulley 43 and the timing pulley 45.
6 is wound, the rotational drive of the stepping motor 44 is transmitted to the timing pulley 43, the gear 42, the toothed arm 3
6, the slide bases 22 and 23 are reciprocally driven back and forth through the gear 35 and the racks 30 and 31.

A sensor mounting base 49 is fixed to the drive unit base 40, and a sensor 48 is mounted on the sensor mounting base 49. A sensor groove portion 48b is formed in the sensor 48, and a shutter tip portion 38a of the shutter 38 is formed by a detection portion 48a provided in the sensor groove portion 48b.
Detects that the sensor groove 48b is shielded. The sensor 48 detects the shutter tip end portion 38a of the shutter 38 to determine the swinging position of the shutter 38, and finally the home position that serves as a reference for the sliding position of the slide bases 22 and 23 before and after.

Next, the operation of the cutter unit 6 of the coated wire cutting and peeling device will be described with reference to FIGS.
FIG. 5 shows a state where the cutter unit 6 of the covered wire cutting and peeling device is in a neutral state, FIG. 6 shows a state when the cutter unit 6 is cut, and FIG. 7 shows a state when the cutter unit 6 is cut. FIG. 8 shows cutting blades 24, 26 of the cutter unit 6.
In order to explain the positional relationship at the time of neutralization, cutting, and cutting, the cutting blades 24, 26
FIG. 3 is a view of a horizontal section of the blades 25 and 27 for notch peeling as viewed from above the device.

When the cutter unit 6 of the coated wire cutting and peeling device is in the neutral state, as shown in FIG.
The slide base 22 on the lower side to which the blade 25 for cutting and peeling is fixed, and the upper slide base 23 to which the blade 27 for cutting and peeling and the blade 26 for cutting are fixed are located substantially at the same position in the front and rear. As shown in FIG. 8A, both the blade 24 for cutting and the blade 26 for cutting, and the blade 25 for cutting and peeling only and the blade for cutting and peeling 27 are both free so that the covered wire can pass freely.

When the stepping motor 44 is rotated counterclockwise from the neutral state of FIG. 5, as shown in FIG.
The rotation of the stepping motor 44 causes the timing pulley 4 to rotate.
5, it is transmitted to the gear 42 through the timing belt 46 and the timing pulley 43, and rotates counterclockwise. As a result, the toothed arm 36 and the gear 35 rotate clockwise around the stud 33. Due to this rotation, the shutter 38 fixed to the toothed arm 36 swings upward. At the same time, the rack 30 engaged with the gear 35 moves the slide base 22 leftward in FIG. 5, and the rack 31 engaged with the gear 35 moves the slide base 23 rightward in FIG. And the blade 26 for cutting approaches.

As shown in FIG. 8B, the cutting blade 24
It is detected that the shutter tip portion 38a of the shutter 38 shields the sensor groove portion 48b of the sensor 48 at the optimum position where the cutting-dedicated blade 26 intersects to cut the covered wire.
The sensor position is adjusted in advance so as to be detected by. Therefore, when the shutter tip 38a is detected by the sensor 48, the rotation of the stepping motor 44 is stopped and the cutting operation is completed.

On the contrary, when the stepping motor 44 is rotated clockwise from the neutral state of FIG. 5, as shown in FIG. 7, the rotation of the stepping motor 44 causes the timing pulley 45, the timing belt 46, and the timing pulley 4 to rotate.
It is transmitted to the gear 42 via 3 and rotates clockwise, and as a result, the toothed arm 36 and the gear 35 rotate counterclockwise about the stud 33. By this rotation, the shutter 38 fixed to the toothed arm 36 swings downward.
At the same time, the rack 30 engaged with the gear 35 moves the slide base 22 to the right in FIG. 5, and the rack 31 engaged with the gear 35 moves the slide base 23 to the left in FIG. The blade 25 and the blade 27 for cutting and peeling approach each other.

As shown in FIG. 8 (c), from the home position until the notch peeling-dedicated blade 25 and the notch peeling-dedicated blade 27 come close to each other to reach the optimum position for cutting the coated wire into the coating. The number of steps is set in advance, and when the required number of steps is reached, the rotation of the stepping motor 44 is stopped,
Finish the cutting operation. Next, the cutting and peeling operations of the covered wire by the coated wire cutting and peeling device of the present embodiment will be described with reference to FIGS. 9 to 13.

In order to simplify the explanation of the operation and facilitate understanding, in FIGS. 10 to 13, the feed side feed roller pair 1a, 1b and the receiving side feed roller pair 2a, 2 are shown.
b operation and blades 24 and 26 for cutting of the cutter unit 6
Only the operation of the blades 25 and 27 for cutting and peeling and the movement of the coated wire to be cut and peeled are shown. Further, in order to facilitate understanding of the operation, the cutting blade 24 of the cutter unit 6,
26 and the blades 25 and 27 for exclusive use of notch peeling are horizontal cross-sectional views as seen from the upper side of the apparatus.
As for the figure, the figures viewed from the front side of the device are mixed with the figures viewed in different directions.

An operation for producing a covered wire having a cut length L1, a front peeling length L2 and a rear peeling length L3 as shown in FIG. 9 will be described. First, the operator inputs the cut length L1, the leading end peeling length L2, and the trailing end peeling length L3 of the covered wire from the operation panel 16. Next, cover the coated wire 100 with the feed roller pair 1
It is sandwiched between a and 1b and guided to the cutter unit 6 through the inside of the guide pipe 9 (FIG. 10A).

Next, the tip of the covered wire 100 is cut into the cutter unit 6 and the covered wire 101 having an appropriate length is cut by the cutting blades 24 and 26 (FIG. 10B). This completes the cutting of the covered wire 100 and the initial setting of the cut start position (FIG. 10C). Next, the feed-side feed rollers 1a and 1b are rotated in the forward direction to feed the covered wire 100 leftward by the peeling length L2 (FIG. 10).
(D)).

Next, the cutter unit 6 is set in the cut state, and a cut is made in the covering of the covered wire 100 by the blades 25, 27 for exclusive use of the notch peeling (FIG. 11A). Next, after slightly cutting back the notch peeling exclusive blades 25, 27 so as not to damage the wire 104, the feed side feed roller pairs 1a, 1b are rotated in the opposite direction, and the coated wire 100 is tipped to the right. The covering material 102 is pulled out by pulling back a little longer than the peeling length L2 (FIG. 11B).

Next, the blades 25 and 27 for cutting and peeling are opened to bring the cutter unit 6 into a neutral state (FIG. 11).
(C)). Next, the feed-side feed roller pair 1a, 1b and the receiving-side feed roller pair 2a, 2b are rotated in the forward direction to feed the covered wire 100 leftward so as to have a cutting length L1 (FIG. 11 (d)). ..

Next, the cutter unit 6 is cut to cut the covered wire 100 by the cutting blades 24 and 26.
The cut coated wire 103 is a pair of receiving feed rollers 2
It is supported by a and 2b (FIG. 12 (a)). Next, the cutting blades 24 and 26 are opened to bring the cutter unit 6 into a neutral state, and the guide pipe 9 is swung in the direction of A to retract (FIG. 12B). In order to peel off the rear end of the cut coated wire 103, the receiving feed rollers 2a, 2
b is rotated in the opposite direction, and the cut coated wire 103 is fed back rightward by the peeling length L3 (FIG. 12 (c)).

Next, with the cutter unit 6 in the cut state, the coated wire 1 cut with the blades 25, 27 exclusively for cutting and peeling.
A cut is made in the coating of No. 03 (Fig. 12 (d)). Next, in order to prevent the wire rod 108 from being damaged, the blade 2 for exclusive use of notch peeling
After returning a small amount of the cuts 5 and 27, the receiving feed roller pairs 2a and 2b are rotated in the forward direction, the cut coated wire 103 is pulled out to the left, and the coating material 106 is pulled out (see FIG. )).

Next, the notch peeling exclusive blades 25 and 27 are opened to bring the cutter unit 6 into a neutral state, and the guide pipe 9 is swung in the direction a (FIG. 13B) to return to the initial state. Return and prepare for processing the next covered wire (Fig. 10).
(C)). As described above, according to the present embodiment, the cutting of the coated wire and the cut-and-peeling of the coating are performed by the cutting-only blade and the cut-and-peeling blade, respectively, so that the cutting-only blade has the optimum shape for cutting and the cut-and-peeling only The blade can have an optimum shape for cutting, and both the cutting of the coated wire and the cutting of the coating can be performed satisfactorily over a long period of time. For example, if the blade angle of the blade for exclusive use for cutting is made blunt and the blade angle of the blade for exclusive use for notch peeling is made sharp, it is possible to satisfactorily cut the coated wire and cut into the coating for a long period of time. Moreover, since the cutting blade and the notch peeling blade are driven by a common reciprocating driving mechanism, the driving mechanism does not become complicated and the cost can be suppressed.

In the first embodiment, the cutting blades 24 and 26 of the cutter unit 6 and the notch peeling blade 2 are used.
As shown in FIG. 5, the shapes of 5 and 27 are blades for cutting 24
The shape is such that the upper side is opened in a state where the blade for cutting and peeling 25 is combined and the lower side is opened in a state where the blade for cutting 26 and the blade for cutting and peeling 27 is combined, but as shown in FIG. You may make it the closed shape which does not have the part to do.

For example, as shown in FIG. 14A, the blade 110 for cutting and the blade 111 for cutting and peeling are fixed to the lower slide base 22 so as to be adjacent to each other, and the blade 112 for cutting is attached to the upper slide base 23. And the blade for exclusive use of notch peeling 113 are fixed adjacent to each other. In the assembled state, as shown in FIG. 14 (a), the cutting edge has a closed shape. Due to the slope formed by the closed-edge angle, the feed-side feed roller 1
It is possible to guide the coated wire by feeding the coated wire by a and 1b and by feeding back the coated wire by the receiving side feed rollers 2a and 2b.

As shown in FIG. 14 (b), a cutter blade 115 having a cutting blade section 115a and a cutting stripping blade section 115b is integrally formed, and a cutting stripping blade section 116 is formed.
The cutter blade 116 having a and the blade portion 116b for cutting may be integrally structured. Next, a coated wire cutting and peeling device according to a second embodiment of the present invention will be described with reference to FIGS. 15 and 16. FIG. 15 is a cutter unit 6 of the coated wire cutting and peeling device.
It is a figure which shows the mechanism part. The figure (a) is a perspective view,
The figure (b) is the figure seen from the A direction, and the figure (c) is B.
It is the figure seen from the direction. FIG. 16 shows a horizontal cross section of the blade for exclusive use of cutting and the blade for exclusive use of incision peeling in order to explain the positional relationship between the blade for exclusive use of cutting of the cutter unit 6 and the exclusive blade for incision and peeling at the time of neutral, cutting and incision. It is the figure seen from the apparatus upper side.

The cutter unit 6 of the coated wire cutting and peeling device of this embodiment is characterized in that the cutting surface of the blade for cutting and the cutting surface of the blade for cutting and peeling are different. Note that, in FIGS. 15 and 16, only the portions related to the characteristic points of the present embodiment are shown, and other portions are the same as those of the first embodiment, so the illustration thereof is omitted. Slide base 60,6
1 corresponds to the slide bases 22 and 23 of the first embodiment, and is guided by a cutter unit base (not shown) and a guide block (not shown), and these slide bases 60 and 61 rub against each other. While sliding back and forth.

A blade 64 exclusively for cutting is fixed to the tip of the lower slide base 60 by screws 68a and 68b, and a blade 65 exclusively for notch peeling is attached to the block 62 fixed to the slide base 60 by screws 69a and 69b. It is fixed. At the tip of the upper slide base 61, a blade 67 for cutting and peeling is fixed to a block 63 fixed to the slide base 61 by screws 71a and 71b, and a blade for cutting 66 is fixed by screws 70a and 70b. ..

The cutting surfaces of the cutting blades 64 and 66 are the mounting surfaces of the slide bases 60 and 61.
The cut surfaces 5 and 67 are separated from the mounting surfaces of the slide bases 60 and 61 by the thickness of the blocks 62 and 63. In addition, as shown in FIG. 16 (a), cutting blades 64, 66
The blade edge of has a large blade angle, and blades 65, 67 dedicated to notch peeling
The blade edges are formed so that the blade angle is small, and each has a shape suitable as a dedicated blade.

FIG. 15 shows a state in which the cutter unit 6 of the coated wire cutting and peeling device is in a neutral position. In this neutral state, as shown in FIG.
The space between the blades 65 and 67 for cutting and peeling is also opened so that the covered wire can freely pass therethrough. When cutting the covered wire, the slide base 60 is moved to the left and the slide base 61 is moved to the right, and the covered wire is cut by the cutting blade 64 and the cutting blade 66 as shown in FIG. 16B. Disconnect.

When making a cut in the coating of the coated wire,
The slide base 60 is moved to the right and the slide base 61 is moved to the left, and as shown in FIG. 16C, the notch peeling-dedicated blade 65 and the notch peeling-dedicated blade 67 make a cut in the covering wire. Put in. As described above, according to the present embodiment, it is possible to cut the coated wire and peel the notch of the coating with different cut surfaces and cut surfaces.

In the second embodiment described above, the cutting surfaces of the blades 65, 67 for cutting and peeling are separated from the mounting surfaces of the slide bases 60, 61, but the cutting surfaces of the blades 64, 66 for cutting are separated. Good. In addition, in the second embodiment as well, the first
In the same manner as in the above embodiment, the shapes of the cutting blades 64, 66 and the notch peeling blades 65, 67 of the cutter unit 6 may be changed to a closed shape having no opening.

The present invention is not limited to the above embodiment, but various modifications can be made. For example, in the first and second embodiments described above, the covered wire is pulled out and sent back by using the feed roller pair. However, instead of the feed roller pair, a grip mechanism for gripping the covered wire pulls out and sends the covered wire. You may go back. Although the cutter unit is fixed in the first and second embodiments, the cutter unit itself may be reciprocally driven in the moving direction of the covered wire.

Furthermore, in the first and second embodiments described above, the cutting blade and the notch peeling blade of the cutter unit are moved back and forth when viewed from the front of the apparatus, but they are moved vertically to cut the covered wire. It is also possible to perform notch peeling.

[0049]

As described above, according to the present invention, the cutting-only blade and the cutting-only blade are connected and the reciprocating drive mechanism drives the cutting-only blade and the cutting-only blade in one direction to make the cutting dedicated. The coated wire is cut by the blade, and the cutting blade and the cutting blade are driven in the other direction so that the dedicated cutting blade makes a cut in the coated wire, so it can be driven by a simple drive mechanism. In addition, both the cutting of the coated wire and the cutting into the coating can be favorably performed over a long period of time.

[Brief description of drawings]

FIG. 1 is a front view of a coated wire cutting and peeling device according to a first embodiment of the present invention.

FIG. 2 is a plan view of the coated wire cutting and peeling device according to the first embodiment of the present invention.

FIG. 3 is a right side view of the coated wire cutting and peeling device according to the first embodiment of the present invention.

FIG. 4 is a perspective view of a mechanical portion of a cutter unit of the covered wire cutting and peeling device according to the first embodiment of the present invention.

FIG. 5 is a view showing the essential parts of the cutter unit of the coated wire cutting and peeling device according to the first embodiment of the present invention in a neutral state.

FIG. 6 is a diagram showing a main part of the cutter unit of the coated wire cutting and peeling device according to the first embodiment of the present invention in a cut state.

FIG. 7 is a view showing a main part of the cutter unit of the coated wire cutting and peeling device according to the first embodiment of the present invention in a cut state.

FIG. 8 is an explanatory view of the operation of the cutter unit of the covered wire cutting and peeling device according to the first embodiment of the present invention.

FIG. 9 is a diagram showing a specific example of a manufactured covered wire.

FIG. 10 is an explanatory diagram (Part 1) of the cutting and peeling operation of the covered wire cutting and peeling device according to the first embodiment of the present invention.

FIG. 11 is an explanatory view (No. 2) of the cutting and peeling operation of the covered wire cutting and peeling device according to the first embodiment of the present invention.

FIG. 12 is an explanatory diagram (Part 3) of the cutting and peeling operation of the covered wire cutting and peeling device according to the first embodiment of the present invention.

FIG. 13 is an explanatory diagram (Part 4) of the cutting and peeling operation of the covered wire cutting and peeling device according to the first embodiment of the present invention.

FIG. 14 is a view showing a modified example of the cutter unit of the covered wire cutting and peeling device according to the first embodiment of the present invention.

FIG. 15 is a view showing a mechanical portion of a cutter unit of a covered wire cutting and peeling device according to a second embodiment of the present invention.

FIG. 16 is an explanatory view of the operation of the cutter unit of the covered wire cutting and peeling device according to the second embodiment of the present invention.

[Explanation of symbols]

1a, 1b ... Feed side feed roller 2a, 2b ... Receiving side feed roller 3a ... Feed side releasing lever 3b ... Receiving side releasing lever 4a ... Feed side gap setting dial 4a ... Receiving side gap setting dial 5a ... Feed side feed pressure setting dial 5b ... Receiving side feed pressure setting dial 6 ... Cutter unit 7 ... Guide pipe holder 8 ... Guide block 8a ... Guide hole 9 ... Guide pipe 13 ... Base 14 ... Cover 15a, 15b, 15c, 15d ... Leg 16 ... Operation panel 17 ... Main base 18 ... Cutter unit base 18a, 18b ... Screw 19,20 ... Guide block 21a, 21b, 21c, 21d ... Screw 22,23 ... Slide base 24,26 ... Cutting blade 25,27 ... Cutting and peeling blade 28a, 28b, 28c, 28d ... screw 29a 29b, 29c, 29d ... Screw 30, 31 ... Rack 32a, 32b ... Screw 33 ... Stud 34 ... Bearing 35 ... Gear 35a ... Gear boss 36 ... Toothed arm 37 ... Screw 38 ... Shutter 38a ... Shutter tip 39a, 39b ... screw 40 ... drive unit base 41 ... stud 42 ... gear 43 ... timing pulley 44 ... stepping motor 44a ... shaft part 45 ... timing pulley 46 ... timing belt 47a, 47b, 47c, 47d ... screw 48 ... sensor 48a ... detection part 48b ... Sensor groove 49 ... Sensor mounting base 60, 61 ... Slide base 62, 63 ... Block 64, 66 ... Cutting blade 65, 67 ... Cutting peeling blade 68a, 68b, 69a, 69b, 70a, 70b, 7
1a, 71b ... Screws 100, 101, 103 ... Coated wires 102, 106 ... Covering materials 104, 108 ... Wire materials 110, 112 ... Cutting blades 111, 113 ... Notch peeling blades 115, 116 ... Cutter blades 115a, 116b ... Blades for cutting 115b, 116a ... Blades for cutting and peeling

Claims (3)

[Claims] 1. A cutting-only blade for cutting a covered wire, a cutting-only blade connected to the cutting-only blade for making a cut in the coating of the covered wire, and the connected cutting-only blade and A reciprocating drive mechanism that reciprocally drives the cutting-only blade, and the covered wire is cut by the cutting-only blade by driving the cutting-only blade and the cutting-only blade in one direction by the reciprocating driving mechanism. The coated wire cutting and peeling device is characterized in that the coated wire is cut by the cutting-only blade and the cutting-only blade is driven in the other direction. 2. The coated wire cutting and peeling device according to claim 1, wherein the cutting surface of the blade exclusively for cutting and the cutting surface of the blade exclusively for cutting are substantially the same surface. apparatus. 3. The coated wire cutting and peeling device according to claim 1, wherein the cutting edge of the cutting blade is sharper than the cutting edge of the cutting blade.