JP2531613Y2 - Reverse rotation prevention device for spinning reel for fishing - Google Patents

Description

[Detailed description of the invention]

[0001]

This invention allows a rotor rotatably supported on a reel body to rotate in both directions, allows rotation in one direction, and prevents rotation in the other direction. The present invention relates to a spinning reel reversing prevention device for fishing.

[0002]

2. Description of the Related Art Conventionally, as a reverse rotation prevention device for a spinning reel for fishing, a rolling type one-way clutch has been used in order to reduce the degree of play at the time of reverse rotation and to prevent a failure at the time of hooking and a dandruff. A reverse rotation preventing device provided with a reverse rotation preventing wheel on the outer periphery and a locking claw can be disengaged from the wheel is disclosed, for example, in Japanese Utility Model Laid-Open Publication No. 64-38.
It is known from the 963 publication. However, in the case of a spinning reel, a rolling member of a one-way clutch is fitted to the outer periphery of a rotary shaft cylinder having a pinion that meshes with a drive gear, and is fixed to the rotary shaft cylinder via the rotary shaft cylinder. Since the rotor is configured to prevent reverse rotation, if rattling occurs due to loosening of the nut between the rotor and the rotary shaft cylinder, the reverse rotation preventing function works due to the wedge action of the rolling member including the looseness. Therefore, there was a drawback that a reliable reverse rotation preventing function could not be obtained. In addition, the one-way clutch has to be engaged and disengaged each time when assembling and disassembling, so that there is a disadvantage that workability is poor.

[0003]

The problem to be solved is that the operation of a reverse rotation prevention device using a rolling one-way clutch on the outer periphery of the rotary shaft cylinder becomes unstable in terms of occurrence of backlash. .

[0004] The object of the present invention is to provide a rotor.
A rolling type one-way clutch is provided on the outer periphery of a rear cylindrical portion via a collar to improve strength, prevent rattling, and provide a stable operation of a spinning reel for fishing, which prevents reverse rotation. It is.

[0005]

According to the present invention, a rotor having a ball arm reversibly supported is fixed to the other of a rotating shaft cylinder having a pinion on one side, which is interlockedly rotated by rotation of a handle, A spinning reel for fishing in which a rolling type one-way clutch is provided to prevent reverse rotation of the rotor.
In this case, a collar is non-rotatably fitted to the outer periphery of a cylindrical portion formed at the rear of the rotor, and a rolling type one-way clutch is fitted to the outer periphery of the collar, and a locking portion is provided outside the one-way clutch. And the locking member supported at the front of the reel body can be disengaged from the locking portion.

[0006]

The collar 4 is non-rotatably fitted around the outer periphery of the cylindrical portion 3a at the rear of the rotor 3, and the bar-shaped rolling member 18 of the rolling type one-way clutch 5 is rotatably mounted on the outer periphery of the collar 4. Even if the nut is loosened by the nut 11 between the rotor 3 and the rotary shaft cylinder 2 during use of the reel, play may occur,
The wedge action of the rolling member 18 is reduced regardless of the play.
It functions to prevent reverse rotation of tar-3.

[0007]

1 to 6 show a first embodiment of the present invention. FIG. 1 is a sectional side view of a main part of a fishing spinning reel, and FIG. 2 is a fish. FIG. 3 is an enlarged cross-sectional side view of a main part of a fishing spinning reel. FIG. 3 is a front view of a main part in which a collar is prevented from rotating around the outer periphery of a rotor at the rear of the rotor along the line AA in FIG. Is the reverse ON of the BB section line in FIG.
FIG. 5 is an explanatory front view of a cross section of a main part of a reel body showing an operation at the time of the operation.
FIG. 6 is an enlarged cross-sectional front view of a rolling type one-way clutch, and FIG. 6 is a cross-sectional front explanatory view of a main part of a reel body showing an operation when a reverse rotation is OFF.

In FIG. 1 to FIG. 3, the spinning reel for fishing uses a collar 10 with a collar which is fitted around the outer periphery of a rotary shaft cylinder 2 protruding from a front portion 1a of a reel body 1, and is provided with a collar. The cylindrical portion 3 a of the rotor 3 is fitted to the front side so as to prevent rotation, and is fixed with a nut 11. The rotor 3 is supported so as to be rotated in conjunction with the rotation of the handle 13 via a drive gear 12 meshing with a pinion 2a provided on the rotary shaft cylinder 2. A spool 15 is supported at the tip of a spool shaft 14 which is fitted into and protrudes from the rotary shaft cylinder 2. The spool 15 is reciprocated back and forth in conjunction with the rotation of the handle 13. . Front of reel body 1
A bearing 16 is retained in the inside 1a by a stopper plate 17.

A collar 4 is fitted around the outer periphery of a cylindrical portion 3a formed in a concave portion at the rear of the rotor 3. The projection 4a of the collar-4 is inserted into the recess 3c of the jetty 3b formed on the outer periphery of the cylinder 3a, and the collar-4 is non-rotatably fitted to the outer periphery of the cylinder 3a of the rotor-3. As shown in FIG. 1, FIG. 2, and FIG.
A bar-shaped rolling member 18 of the rolling type one-way clutch 5 is rotatably mounted and is prevented from coming off by a collar 10 with a flange. The anti-reverse pawl 6 is fixed to the outer periphery of the outer ring 19 of the rolling type one-way clutch 5, and a locking portion 6a is provided.
A cutout 6b is formed in 6a. A pair of support arms 3d protrude forward from the outer periphery of the rear part of the rotor 3, and the ball arm 20 is supported in a reversible manner.

The rolling type one-way clutch 5 is shown in FIGS.
-4 and a plurality of rod-shaped rolling members 18 and outer ring
It is composed of 19, a holder 21 and a spring 22. A plurality of rod-shaped rolling members 18 are inserted and held in the plurality of through holes of the holding body 21, and are urged and pressed by the ridges 22. Further, on the inner peripheral surface of the outer ring 19, a free rotation area α of the rod-shaped rolling member 18 and a blocking surface β against which the rod-shaped rolling member 18 abuts to prevent rotation are formed.

On the right side of the front portion 1a of the reel body 1, a locking member 7 composed of a locking claw for preventing reverse rotation is rotatably supported by a screw 23 as shown in FIG. The toe 7a of the locking member 7 is formed with an engaging portion 7b formed of a step that is fitted and engaged with the notch 6b of the reverse rotation preventing wheel 6 so that the notch 6b, the engaging portion 7b, and the protrusion are formed.
24 constitutes a blocking means for preventing the toe 7a of the locking member 7 from being detached from the locking portion 6a.

The locking member 7 has one end formed with the toe 7a and the engaging portion 7b, and the other end formed with an operating portion 7c. A cam portion 8 is provided above the front portion 1a of the reel body 1, and the cam portion 8 has an engagement cam flat portion 8a for preventing reverse rotation against which the operating portion 7c of the locking member 7 abuts. Possible engagement cam projection
8b are formed respectively.

The reel body 1 is provided with an operating rod 25 in FIG.
Is supported, and a stopper is provided at the rear end of the operating lever 25 on the right side.
The cam portion 8 is integrally fixed to the left end of the operating rod 25. The operating rod 25 or the cam 8 is formed
At 27, the reverse rotation prevention state of the rotor-3 is ON and the reverse rotation is possible O
It is configured to click-stop at two positions of the FF.

In FIG. 4, the stopper knob 26 is the rotor-3.
Is switched to the reverse rotation preventing state ON, and the operating portion 7c of the locking member 7 faces the reverse rotation engaging cam flat portion 8a of the cam portion 8, so that the toe 7a of the locking member 7 has the reverse rotation preventing wheel. 6 is in the ON state engaged with the locking portion 6a.

In FIG. 6, the stopper knob 26 is the rotor-3.
Is switched to the reverse rotatable state OFF, and the cam portion 8 is
Is rotated 90 ° counterclockwise with respect to
Since the operating portion 7c of the locking member 7 is pushed down by the reversible engagement cam projection 8b of the cam portion 8, the toe 7a of the locking member 7 is pressed.
Is in an off state detached from the locking portion 6a of the reverse rotation preventing wheel 6.

The operation of the rotor 3 in the reverse rotation prevention state ON of FIG. 4 is as follows. When the handle 13 is rotated in the normal rotation direction in which the fishing line (not shown) is wound around the spool 15, the rotation shaft cylinder 2 Rotor-3 and collar-4 are rotated clockwise in the forward direction. When the collar-4 is further positively rotated clockwise, the rod-shaped rolling member 18 of the rolling type one-way clutch 5 is positioned in the free rotation range α of the outer ring 19 in FIG. Becomes possible. At this time, since the engaging portion 7b of the locking member 7 is engaged with the notch 6b of the reverse rotation preventing wheel 6, the outer ring 19 and the reverse rotation preventing wheel 6 are not rotated.

In FIG. 4, when the fishing line (not shown) is drawn out by pulling the game and the rotor 3 is rotated counterclockwise in the reverse direction, the rotating shaft cylinder 2, the cylindrical portion 3a of the rotor 3 and the collar are rotated. 4 is reversed. At this time, the notch 6b of the reverse rotation preventing wheel 6
Since the engaging portion 7b is engaged, the bar-shaped rolling member 18 of the rolling type one-way clutch 5 is moved from the position of the free rotation range α to the blocking surface β by the reverse rotation of the collar 4, and is brought into contact with the bar-shaped rolling member. The outer ring 19 is colored by the wedge action of the rolling member 18.
4 is prevented from rotating in the reverse direction. As a result, the reverse rotation of the rotor 3 is stopped. Further, at this time, the reverse rotation of the rotor 3 is stopped very quickly because the playability at the time of reverse rotation due to the wedge action of the rod-shaped rolling member 18 is small.

Next, the rotor 3 shown in FIG.
The operation in the FF is such that the operating portion 7c of the locking member 7 is pushed down by the reversible engagement cam convex portion 8b of the cam portion 8, so that the toe 7a of the locking member 7 is engaged with the reverse rotation preventing wheel 6. Since the rotor 3 is in the off state separated from the stop portion 6a, the rotor 3 can freely rotate forward and backward.

When the apparatus for preventing reverse rotation of the fishing spinning reel is constructed as described above, the collar-4 is fitted around the outer periphery of the cylindrical portion 3a at the rear of the rotor-3, and the outer periphery of the collar-4 is prevented. Since the bar-shaped rolling member 18 of the rolling type one-way clutch 5 is rotatably mounted, the rotor is temporarily used during the use of the reel.
Even if looseness occurs due to loosening of the nut tightening by the nut 11 between the rotary shaft 3 and the rotating shaft cylinder 2, the wedge action of the rolling member 18 functions to prevent the reverse rotation of the rotor 3 regardless of the looseness. The reverse rotation prevention function is obtained.

FIGS. 7 and 8 show a second embodiment of the present invention. FIG. 7 is an enlarged sectional side view of a main part of a fishing spinning reel. FIG. 8 is a rear part of a rotor taken along the line CC of FIG. FIG. 6 is a sectional front view of a main part in which a collar is prevented from rotating around the outer periphery of the cylindrical portion.

In the second embodiment, the cylinder 3a at the rear of the rotor 3 is used.
A plurality of projections 3e are formed on the outer periphery in the axial direction,
A concave portion 4b in which the convex portion 3e is fitted is formed, and a collar-4 is fitted around the outer periphery of the cylindrical portion 3a in a non-rotating manner. Other configuration operations are the same as those in the first embodiment.

FIG. 9 shows a third embodiment, and FIG. 9 is an enlarged sectional side view of a main part of a fishing spinning reel.

In the third embodiment, similar to the first embodiment, the low
The collar 4 is fitted around the outer periphery of the cylindrical portion 3a at the rear of the tab 3 in a non-rotating manner, and is fixed by caulking at the caulking portion 3f. An outer peripheral groove is formed in the outer periphery of the collar-4, an E-ring 28 is fitted therein, and the rolling type one-way clutch 5 is prevented from coming off. Other configuration operations are the same as those in the first embodiment. Further, in the third embodiment, since the rolling type one-way clutch 5 is prevented from falling off and is unitized with the rotor 3, the workability of assembling and disassembling is improved.

FIG. 10 shows a fourth embodiment, and FIG. 10 is an enlarged sectional side view of a main part of a fishing spinning reel.

In the fourth embodiment, a disk 6 'is fixed to the outer periphery of the outer ring 19 of the rolling type one-way clutch 5 instead of the reverse rotation preventing pawl 6 of the first embodiment. A plurality of through holes are formed in the disk 6 'to form locking portions 6c. A square hole 1b is formed in the reel body 1, and a locking member 9 is slidably fitted to the front and rear. Further, a shaft 29 is rotatably mounted on the reel body 1, and a lever 30 is fixed to the shaft 29, and another lever 31 is fixed to the shaft 29 protruding outside the reel body 1. ing. The shaft 29 is configured such that the lever 30 and the lever 31 are click-stopped at a solid line position and a position indicated by a two-dot chain line by a click mechanism (not shown).

A long hole 9a in the vertical direction is formed in the locking member 9, and a pin-shaped engaging portion 9b is fixed. Slot 9a
A pin 32 fixed to the lever 30 is inserted into the hole. The engaging portion 9b faces to engage with one locking portion 6c of the disk 6 '. Other configurations are substantially the same as those of the first embodiment.

The operation of the fourth embodiment is as follows.
When the engaging portion 6c is engaged with the locking portion 6c, the rotation of the outer ring 19 of the disc 6 'is reduced.
Reverse rotation of the tab-3 is prevented. When the engaging portion 9b is disengaged from the engaging portion 6c of the disk 6 ', the rotation of the outer ring 19 of the disc 6' partial one-way clutch 5 becomes free, and the forward and reverse rotation of the rotor 3 Becomes possible.

In the above description, the rotation of the cylindrical portion 3a and the collar 4 of the rotor 3 is prevented by the concave portion 3c and the convex portion 4a of the jetty 3b or the plural convex portions 3e and the concave portion 4b. However, the rotor
When molding the synthetic resin material or the aluminum material, the collar 4 may be integrated with the outer periphery of the cylindrical portion 3a of the rotor 3 by outsert molding.

[0029]

[Effects of the Invention] Since the present invention is configured as described above,
Even if looseness occurs due to loosening of the nut between the rotor and the rotary shaft cylinder during use of the reel, the wedge action of the rolling member functions in reverse rotation of the rotor regardless of the play. Therefore, it is possible to provide an apparatus for preventing reverse rotation of a spinning reel for fishing, which has a practically excellent effect such as a reliable reverse rotation preventing function.

[Brief description of the drawings]

FIG. 1 is a cross-sectional side view of a main part of a spinning reel for fishing in a first embodiment.

FIG. 2 is an enlarged sectional side view of a main part of the fishing spinning reel.

FIG. 3 is a cross-sectional front view of a main part in which a collar is prevented from rotating around the outer periphery of a rotor at the rear of the rotor along the line AA in FIG. 2;

FIG. 4 is an explanatory front sectional view of a main part of the reel main body, showing an operation at the time of reverse rotation of a section line BB in FIG. 2;

FIG. 5 is an enlarged cross-sectional front view of the rolling type one-way clutch.

FIG. 6 is an explanatory sectional front view of a main part of the reel main body, showing an operation when the reverse rotation is OFF.

FIG. 7 is an enlarged sectional side view of a main part of a fishing spinning reel in a second embodiment.

8 is a cross-sectional front view of a main part in which a collar is prevented from rotating around the outer periphery of a cylindrical portion at the rear of the rotor along the line CC in FIG. 7;

FIG. 9 is an enlarged sectional side view of a main part of a fishing spinning reel in a third embodiment.

FIG. 10 is an enlarged sectional side view of a main part of a spinning reel for fishing in a fourth embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Reel main body 1a Front part 2 Rotating shaft cylinder 2a Pinion 3 Rotor 3a Tube part 4 Collar 5 Rolling type one-way clutch 6a, 6c Locking part 7, 9 Locking member 13 Handle 20 Bailer M

Claims (1)

(57) [Scope of request for utility model registration] A rotating one-way clutch having a pinion on one side, which is rotated in conjunction with the rotation of a handle, is fixed to a rotor having a reversibly supported ball arm, and a rolling one-way clutch is provided. In a spinning reel for fishing in which reverse rotation of the rotor is prevented,
A collar is non-rotatably fitted to the outer periphery of the cylindrical portion formed at the rear, and a rolling one-way clutch is fitted to the outer periphery of the collar, and a locking portion is provided outside the one-way clutch. A locking member supported by a portion is capable of engaging with and disengaging from the locking portion.