TWI765152B - Fishing machine - Google Patents

Abstract

[Problem] To provide a fishing machine that can easily attach and detach a spinning reel in a short time, and can prevent a fishing line wound around a rotating shaft from being caught when the spinning reel is detached. [Solution] The fishing machine is provided with: a rotating shaft; a rotating reel, which is detachably mounted on the rotating shaft and can be wound with a fishing line; Winding direction drive. The rotating shaft is provided with at least one protruding line formed along the axial direction and protruding in the off-axis direction at each end portion of the rotating shaft.

Description

fishing machine

Field of Invention The present invention relates to a fishing machine which is mounted on a boat and has a rotating drum capable of unwinding and reeling a fishing line.

Background of the Invention Fishing machines for catching fish such as squid are known ( For example, Patent Document 1).

Conventionally, the rotating drum of the fishing machine is composed of a lattice structure in which a plurality of bridges are built between two side plates arranged parallel to each other at both ends of the rotating shaft, and the fishing line is wound around the rotating drum. The periphery of the multiple bridges of the tube. In the conventional fishing machine, the rotating drum is fixed to the rotating shaft by bolting the bearing portion provided on the side plate thereof. That is, the bearing portion is fixed to the rotating shaft by locking the two bolts provided in each bearing portion in the direction of the shaft center.

In such a fishing machine, during operation, the fishing line is detached from the rotating drum and is wound around the rotating shaft. If the fishing line is entangled with other adjacent fishing machines, or the fishing line is broken and the fishing hook is lost, it is necessary to carry out restoration work to If the situation is resolved, the fishing operation will be stopped during the restoration operation. Therefore, in order to shorten the stop time of the operation as much as possible, try to prepare a preliminary rotating drum equipped with a fishing line, fishing hook, and fishing hammer in advance, and replace the rotating drum of the fishing machine according to the situation that has occurred, thereby shortening the recovery time. . prior art literature Patent Literature

[Patent Document 1] Japanese Patent Laid-Open No. 2010-273646

Summary of Invention The problem to be solved by the invention However, in the case of the conventional fishing machine, the work of replacing the spinning reels had to loosen two bolts for fixing the spinning reels, a total of four bolts, and then replace the four bolts again after replacing the spinning reels. It takes time to lock it, and since the bolt is located on the inner side of the rotating drum (the side of the rotating shaft) (the purpose of reducing the protrusion to prevent the thread from being tangled), a long special tool is required. There is a concern that the line will be easily damaged by prying and loosening the bolt from the gap between the lines.

Therefore, the present invention solves the above-mentioned problems of the conventional technology, and an object thereof is to provide a fishing machine that can easily and quickly attach and detach a spinning reel.

Another object of the present invention is to provide a fishing machine which can prevent the fishing line wound around the rotating shaft from being caught when the rotating reel is removed. means of solving problems

According to the present invention, the fishing machine is provided with: a rotating shaft; a rotating drum, which is detachably mounted on the rotating shaft and which can be wound with a fishing line; The aforementioned rotating drum is driven. The rotating shaft is provided with at least one protruding line formed along the axial direction and protruding in the off-axis direction at each end portion of the rotating shaft. The rotating drum is provided with: a through hole provided at the center of the rotation and into which the rotating shaft is inserted; and at least one first concave groove formed in the through hole along the axial direction and into which at least one protruding strip of the rotating shaft is fitted .

Each end of the rotating shaft is provided with at least one protruding line protruding away from the axis, and the rotating drum is provided with: a through hole for the rotating shaft to be inserted into; and at least one convex line for the rotating shaft to be embedded in the through hole At least one first groove that is combined. Thereby, when the rotating drum is attached and detached, a special tool as long as the conventional one is not required, and the installation and removal of the rotating drum is facilitated, and the convenience is improved.

It is preferable to provide inclined surfaces whose protruding amount gradually decreases at both ends in the axial direction of at least one ridge.

At least one ridge is preferably a pair of ridges formed at each end of the rotation shaft along the axial direction, protruding in the off-axis direction, and formed at a distance of 180 degrees from each other in the rotation direction, in this case , a pair of protruding strips at both ends of the rotating shaft are preferably formed at a distance of 90 degrees from each other in the rotating direction. Thereby, without changing the winding direction of the fishing line, the rotating drum can be attached to any one of the left and right ends of the rotating shaft.

Preferably, a falling-off preventing member is further provided, and the aforementioned falling-off preventing member is detachably mounted on the end of the rotating shaft to restrict the movement of the rotating drum in the direction of the shaft end.

Preferably, the rotating shaft is provided with at least one second groove formed along the axial direction, and at least one protruding line is fitted and fixed to the at least one second groove.

Preferably, the rotating drum is composed of a pair of semi-drum members integrally formed with a resin material, which are coaxially connected to each other, and each of the pair of semi-drum members is provided with: a body part into which the center of the rotating shaft can be inserted; The winding main body part of the outer peripheral part of the main body part; and the flange part provided on the outer peripheral part of one end in the axial direction of the main body part, and the other ends in the axial direction of the main body part are fixed to each other, and a pair of semi-rotating drum members are connected to each other. . In this way, the light weight and high strength of the rotating drum can be achieved, and one of the centers of the rotating drum can be fixed to the end of the rotating shaft, so no special tools as long as the conventional ones are required. Installation work and removal work are made easier and convenience is improved. Invention effect

Each end of the rotating shaft is provided with at least one protruding line protruding away from the axis, and the rotating drum is provided with: a through hole into which the rotating shaft is inserted and at least one protruding line in which the rotating shaft is inserted into the through hole Combined at least one first groove. As a result, when attaching and detaching the rotating drum, a special tool as long as the conventional one is not required, the installation and disassembly operations of the rotating drum are facilitated, and the convenience is improved.

In addition, since at least one protruding line is provided with inclined surfaces whose protruding amount gradually decreases at both ends in the axial direction, the protruding line can be prevented from being caught by the fishing line wound around the rotating shaft when the rotating drum is removed.

Furthermore, at least one ridge is a pair of ridges formed at each end of the rotation shaft along the axial direction, protruding in the off-axis direction, and formed at a distance of 180 degrees from each other in the rotation direction, and formed between the rotation shafts. A pair of protruding strips at both ends are formed at a distance of 90 degrees from each other in the rotation direction, so that the fishing line can be installed and rotated on either of the left and right ends of the rotating shaft without changing the winding direction of the fishing line. Drum.

Still further, the rotating drum is composed of a pair of half-drum members integrally formed with a resin material that are coaxially connected to each other, and each of the pair of half-drum members is provided with: a main body part in which the center of the rotary shaft can be inserted; The reel main body part of the outer peripheral part of the part; and the flange part provided on the outer peripheral part of one end in the axial direction of the reel main body part, whereby the weight and strength of the rotating drum can be reduced, and the rotating drum can be One of the central parts is fixed to the end of the rotating shaft, so a special tool as long as the conventional one is not required, the installation and disassembly of the rotating drum becomes easier, and the convenience is improved.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT Hereinafter, embodiments of the fishing machine of the present invention will be described with reference to the drawings.

FIG. 1 shows the overall structure of a fishing machine 100 according to an embodiment of the present invention. (a) is a front view of the fishing machine 100, and (b) is a front view of the fishing machine 100. FIG. FIG. 2 shows the configuration of the fishing machine body 10 , and FIG. 3 shows the electrical configuration of the fishing machine 100 . FIG. 4 shows the structure of the rotating drum 30 of the fishing machine 100 . FIG. 5 shows the structure and installation state of the main part of the connection between the rotating drum 30 and the rotating shaft 20. In the same figure, (a) is a cross-section of the horizontal plane H in FIG. 4, and (b) is a vertical section of FIG. 4. Section of face V.

As shown in FIG. 1 , the fishing machine 100 of the present embodiment includes a fishing machine body 10 , a rotating shaft 20 rotatably mounted on the fishing machine body 10 , and detachably mounted on both sides of the fishing machine body 10 . The pair of rotating drums 30 of the rotating shaft 20 and the fall-off preventing member 40 are provided detachably at the end of the rotating shaft 20 and restrict the movement of the rotating drum 30 in the direction of the shaft end. A pair of fishing lines 50 are respectively wound around the pair of rotating reels 30 , and a pair of fishing hammers 60 are respectively provided on the pair of fishing lines 50 .

As shown in FIGS. 1 and 2 , the fishing machine body 10 includes: a casing 11 ; a drive motor 12 , which is arranged inside the casing 11 and drives the rotating shaft 20 to rotate; and an electromagnetic clutch 13 that transmits the rotation of the drive motor 12 to Rotation shaft 20 ; rotation detector (rotation detection component) 14 , which detects the rotation speed and rotation direction of the rotating drum 30 according to the rotation shaft 20 ; The drive motor 12 , the electromagnetic clutch 13 , and the movement drive mechanism (lateral movement mechanism) 16 reciprocate the rotating drum 30 in the axial direction along with the rotating shaft 20 .

On the front surface of the casing 11, as shown in FIG.

As shown in FIG. 2 , the drive motor 12 is provided in the lower part of the casing 11 , and the driving force of the drive motor 12 is transmitted through a first transmission mechanism 17a formed by meshing gears and a electromagnetic clutch 13 and meshing gears. The second transmission mechanism 17b transmits it to the rotating shaft 20 . Moreover, the rotation detector 14 is connected to the drive shaft 19 via the 3rd transmission mechanism 17c which consists of a chain and a sprocket.

The electromagnetic clutch 13 is an on/off clutch that transmits power by an electromagnetic force generated by energizing a coil, and various known configurations can be applied.

The rotation detector 14 is a rotary encoder that detects the rotational speed and the rotational direction of the rotating drum 30 according to the rotating shaft 20 .

As shown in FIG. 3 , the control unit 15 includes: an input unit 15a composed of a keyboard, a liquid crystal touch panel, etc.; a display unit 15b, composed of a liquid crystal display, a liquid crystal touch panel, etc.; a CPU 15c; a ROM 15d; a RAM 15e; 15f, from the output signal of the rotation detector 14, to calculate the rotation speed of the rotating drum 30; the rotation direction judging component 15g, from the output signal of the rotation detector 14, to determine the rotation direction of the rotating drum 30 along with the rotating shaft 20 , that is, it is judged that the rotating drum 30 is rotating in the winding direction (forward rotation) or the unwinding direction (reverse rotation). During the rotation in the unwinding direction, based on the rotation speed obtained from the rotation speed calculation unit 15f, the amount of change in the applied voltage to the electromagnetic clutch 13 required to maintain the rotation speed at the predetermined rotation speed is calculated; the applied voltage adjustment unit 15i, increasing or decreasing the preset applied voltage by using the change amount of the applied voltage calculated by the applied voltage change amount calculation component 15h to adjust the applied voltage; and the release distance calculation component 15j, calculating the distance released per unit time of the fishing line .

The CPU 15c controls the entire operation of the fishing machine 100 using the RAM 15e as a work area according to the control program stored in the ROM 15d.

The applied voltage change amount calculation means 15h is configured to calculate the pair of electromagnetic clutches 13 required to maintain the unwinding speed of the fishing line at a predetermined value based on the obtained rotational speed when it is judged that the rotating drum 30 is reversely rotating. The amount of change in the applied voltage applied. For example, the applied voltage change amount calculation means 15h is configured to calculate the product of the rotation speed obtained by the rotation speed calculation means 15f and a predetermined constant corresponding to the rotation speed as the change amount of the applied voltage applied to the electromagnetic clutch 13.

The applied voltage adjustment component 15i applies the applied voltage to the electromagnetic clutch 13, and the aforementioned applied voltage is the change amount of the applied voltage calculated by the applied voltage change amount calculation component 15h, and is used to drive the electromagnetic clutch 13. The predetermined voltage setting value ( or the setting value of the winding force) is added or subtracted.

The pay-out distance calculating means 15j is configured to calculate the pay-out distance per unit time of the fishing line 50 when the rotary drum 30 rotates in the unwinding direction according to the detection result of the rotation detector 14.

The control unit 15 performs the following control: if it is determined by the rotation direction determination unit 15g that the rotating drum 30 is rotating in the unwinding direction, and the rotation speed obtained from the rotation speed calculation unit 15f is less than a predetermined rotation speed, the drive motor is used. 12. Drive the rotating drum 30 in the unwinding direction, and stop the driving motor 12 when the rotational speed of the rotating drum 30 is higher than a predetermined rotational speed. In addition, the control unit 15 controls the electromagnetic clutch 13 to be connected when it is determined that the rotary drum 30 is rotating in the unwinding direction and the rotational speed of the rotary drum 30 is lower than a predetermined rotational speed. When the rotation speed is equal to or higher than the predetermined rotation speed, the connection of the electromagnetic clutch 13 is released.

In addition, the control unit 15 can automatically set the connection torque of the electromagnetic clutch 13 to the connection torque of the clutch assist operation mode. The setting of the coupling torque in the clutch assist operation mode may be automatically performed by the control unit 15 as described later, or may be performed manually by the operator. Manually, in a state where the drive motor 12 is rotated to rotate the rotary drum 30 in the unwinding direction, the coupling torque of the electromagnetic clutch 13 is gradually increased from zero, and the electromagnetic clutch 13 is set to start the rotation of the rotary drum 30 The torque value at this time is used as the coupling torque for the clutch assist operation mode.

The movement drive mechanism 16 is configured as a lateral movement mechanism to reciprocate and rotate the rotation shaft 20 in the axial direction. The movement drive mechanism 16 has a drive shaft 19 which is driven to rotate by the drive motor 12 through the first transmission mechanism 17a and the second transmission mechanism 17b, and is provided in parallel with the rotation shaft 20; a spiral groove 18a is provided on the drive shaft 19 The surface of the driving shaft 19 reciprocates in the axial direction of the driving shaft 19; the protruding piece 18b is installed on the rotating shaft 20 of the rotating drum 30, and is installed on the rotating shaft so as not to move in the axial direction of the rotating shaft 20. 20. It is fitted into the helical groove 18a and is guided along the helical groove 18a when the drive shaft 19 rotates. By adopting the moving driving mechanism 16 in this way, the fishing line 50 can be prevented from being concentrated in one place (the coil is too thick), and the entanglement between the hooks can be prevented. In addition, by changing the diameter of the coiled portion, it is possible to prevent the calculation of the coiled length from being incorrect.

As shown in FIGS. 1 and 2 , the rotating shaft 20 is provided so as to be inserted through the casing 11 of the fishing machine body 10 . At both ends of the rotating shaft 20, a rotating drum 30 is installed respectively.

As shown in FIG. 5( a ), the rotating shaft 20 is provided with a pair of shaft-side key bases (corresponding to a pair of second grooves in the present invention) 21 at one end 20 a of the rotating shaft 20 . The aforementioned pair of shaft-side key bases 21 are along the A pair of keys (corresponding to a pair of protruding strips in the present invention) 22 are respectively fitted and fixed to the pair of shaft-side key bases 21 , which are formed in the axial direction and spaced apart from each other by 180 degrees in the rotational direction. Also, as shown in FIG. 5( b ), the rotating shaft 20 is provided with a pair of shaft-side key bases (corresponding to a pair of second grooves in the present invention) 23 at the other end portion 20 b of the rotary shaft 20 . The aforementioned pair of shaft-side key bases 23 are formed along the axial direction and spaced 180 degrees from each other in the rotational direction, and a pair of keys (corresponding to a pair of protruding strips in the present invention) 24 are respectively fitted and fixed to the pair of shaft-side key bases 23 . The pair of shaft-side key bases 21 (a pair of keys 22 ) and the pair of shaft-side key bases 23 (a pair of keys 24 ) are formed to be spaced apart from each other by 90 degrees in the rotational direction. In this way, the rotary shaft 20 is provided with two shaft-side key bases 21 and two keys 22 at one end thereof, and two shaft-side key bases 23 and two keys 24 at the other end. 20 is provided with four shaft-side key bases 21 and 23 and four keys 22 and 24.

In the present embodiment, the rotating reel 30 is a reel in which the axial cross-sectional shape of the winding portion 31 on which the fishing line 50 is wound is formed into a rhombus. The rotating reels 30 are driven to rotate in a suitable direction by the fishing machine body 10, whereby the fishing line 50 can be reeled or unwound. A fishing hook, such as a string hook or a link hook, which is supposed to be baited, is attached to the fishing line 50 . Moreover, the fishing hammer 60 is attached to the front end of the fishing line 50 . When using such a diamond-shaped rotating reel 30, even if the rotating reel 30 itself rotates at a constant speed during unwinding, the falling speed of the fishing line 50 will be fluctuated and this will be a pulling action, so it can be automatically Achieving the effect of squid inducement. In addition, weight reduction and high strength can be achieved.

As shown in FIG. 4 , the rotating drum 30 is formed by integrally molding a resin material with a pair of half-drum members 30a and 30b coaxially coupled to each other. Each of the pair of half-drum members 30a and 30b includes: a main body part 31 having a through hole 35 into which the rotating shaft 20 can be inserted in the center; The flange part 33 of the outer peripheral part of one end in the axial direction of 32. The pair of half-drum members 30a and 30b are connected to each other by being fixed to each other at the other ends in the axial direction of the main body portion 31 . The central portion of the body portion 31 of the pair of half-rotating drum members 30a and 30b is connected with a screw 34 via a bearing. As the resin material, vinyl chloride or carbon fiber reinforced resin can be used.

Also, as shown in FIG. 5( a ), the rotating drum 30 is provided with a through hole 35 , which is a shaft hole for its bearing, and a pair of bearing-side key seats 36 (corresponding to one pair of first pairs of the present invention) are provided in the through hole 35 1 groove), the above-mentioned pair of bearing-side key bases 36 are formed along the axial direction and are formed at a distance of 180 degrees from each other in the rotational direction, so that the above-mentioned pair of keys 22 of the rotating shaft 20 can be respectively fitted. Also, as shown in FIG. 5( b ), in the through hole 35 of the rotating drum 30 , a pair of bearing-side key seats 37 (corresponding to a pair of first grooves in the present invention) are provided. The aforementioned pair of bearing-side keys The seats 37 are formed to be spaced apart from each other by 180 degrees in the rotational direction, so that the pair of keys 24 of the rotary shaft 20 can be respectively fitted. The pair of bearing-side key bases 36 and the pair of bearing-side key bases 37 are formed to be spaced apart from each other by 90 degrees in the rotational direction. In this way, the rotating drum 30 is provided with two bearing-side key bases 36 on one side and two bearing-side key bases 37 on the other side, so that the rotating drum 30 is provided with four bearing-side key bases 36 and 37 in total. .

A pair of keys 22 of the rotating shaft 20 are respectively fitted into a pair of bearing-side key seats 36 of the rotating drum 30, and a pair of keys 24 of the rotating shaft 20 are respectively fitted into a pair of bearing-side key seats 37 of the rotating drum 30, Thereby, the rotational driving force of the rotating shaft 20 is transmitted to the rotating drum 30 . Furthermore, as shown in FIGS. 5( a ) and ( b ), a pair of shaft-side key bases 21 and a pair of shaft-side key bases 23 protrude from a pair of keys 22 and a pair of keys 24 of the rotating shaft 20 , respectively. Both ends in the axial direction of the part are provided with inclined surfaces whose protruding amount gradually decreases.

As shown in FIG. 5( a ), a pair of bearing-side key bases 36 of the rotary drum 30 is provided with a level difference such that the grooves become shallow or gradually disappear at the position of the opening side (the left side of the same figure) of one of the through holes 35 . Therefore, when the rotating shaft 20 is inserted into the through hole 35 of the rotating drum 30, the pair of keys 22 of the rotating shaft 20 abuts against the stepped portion 36a of the pair of bearing-side key bases 36 at the position P, and No more inserts and positioning. In the same figure, P indicates the contact position between the stepped portion 36 a of the bearing-side key base 36 and the key 22 . Also, as shown in FIG. 5( b ), one of the pair of bearing-side key blocks 37 of the rotary drum 30 is provided with a step where the groove becomes shallow or disappears at the position on the opening side (the right side of the same figure) of the other side of the through hole 35 . The difference portion 37a, whereby when the rotating shaft 20 is inserted into the through hole 35 of the rotating drum 30, a pair of keys 24 of the rotating shaft 20 abuts the stepped portion 37a of the pair of bearing-side key bases 37 at the position P and can be positioned without further insertion. In the same figure, P indicates the contact position between the stepped portion 37 a of the bearing-side key base 37 and the key 24 . As described above, the pair of bearing-side key bases 36 and the pair of bearing-side key bases 37 of the rotary drum 30 are configured so that they cannot be inserted into the rotating shaft 20 from the opposite direction, and are therefore formed at 90° intervals in the rotational direction.

The falling-off preventing member 40 is detachably mounted on the end of the rotating shaft 20 for restricting the movement of the rotating drum 30 in the direction of the shaft end to fix the rotating drum 30 . Hereinafter, the structure and function of the fall-off preventing member 40 will be described.

FIG. 6( a ) shows the overall structure of the falling-off preventing member 40 , FIG. 6( b ) shows the locking piece of the falling-off preventing member 40 , and FIG. 6( c ) schematically shows the rotating shaft 20 on which the falling-off preventing member 40 is installed the composition of the ends.

As shown in FIG. 6( a ), the falling-off preventing member 40 is mainly composed of a member body 41 coaxially embedded in the end of the rotating shaft 20 , and a member body 41 slidably installed in the member body 41 in the vertical direction in the figure. The locking piece 42 is formed. As shown in FIG.6(b), the locking piece 42 is provided with the through-hole 42a which the end part of the rotating shaft 20 can penetrate. A mountain-shaped ridge 42b is formed on the lower peripheral edge of the through hole 42a. As will be described later, the mountain-shaped ridge 42b is configured to fit into a V-shaped groove ( V-groove) 25. The locking piece 42 further includes a penetrating long hole 42c, and the support shaft member 43 is configured to be inserted through the long hole 42c. The sliding of the locking piece 42 is restricted by the long hole 42c and the pivot member 43 . Moreover, in the member main body 41, the coil spring 44 (refer FIG. 7) which presses the locking piece 42 from the lower side in the figure to the upper side is provided.

FIG. 7 illustrates the function of the falling-off preventing member 40. The same figure (a) shows a state in which the falling-off preventing member 40 is installed on the end of the rotating shaft 20 and locks the rotating drum 30, and the same figure (b) shows that the falling-off preventing member is released. 40's locked state.

As shown in FIG. 7( a ), in the locked state, the locking piece 42 is pushed upward by the coil spring 44 , and the mountain-shaped protruding strip 42b of the through hole 42a of the locking piece 42 is engaged with the groove formed on the rotating shaft 20 . The V-groove 25 at the end restricts the movement of the rotating drum 30 in the direction of the shaft end. Since the coil spring 44 pushes, the locked state is always maintained except when the locking is released.

When the locking is released, as shown by the arrow mark A in Fig. 7(a), when the locking piece 42 is pushed downward by holding it by hand, as shown in Fig. The mountain-shaped ridges 42b are separated from the V-shaped grooves 25 of the rotating shaft 20, whereby the falling-off preventing member 40 can be disassembled in the right direction along the shaft as shown by the arrow B in FIG. 7(b), and the rotating drum can be removed. 30 is detached from the rotating shaft 20 .

As described above, in the fishing machine 100 of the present embodiment, the rotating shaft 20 is provided with a pair of keys 22 protruding in the off-axis direction at one end, and a pair of keys 22 protruding in the off-axis direction at the other end. A pair of keys 24, the rotating drum 30 is provided with: a through hole 35 into which the rotating shaft 20 is inserted; A key base 36 and a pair of bearing-side key bases 37 . A pair of keys 22 of the rotating shaft 20 are respectively fitted into a pair of bearing-side key seats 36 of the rotating drum 30, and a pair of keys 24 of the rotating shaft 20 are respectively fitted into a pair of bearing-side key seats 37 of the rotating drum 30, Thereby, the rotational driving force of the rotating shaft 20 is transmitted to the rotating drum 30 . At both ends in the axial direction of the portion protruding from the pair of keys 22 and the pair of keys 24 of the rotary shaft 20 in the axial direction of the pair of shaft-side key bases 21 and the pair of shaft-side key bases 23, respectively, there are provided a gradually increasing amount of protrusion. Reduced slope. In this way, by fitting the keys 22 and 24 of the rotary shaft 20 to the bearing-side key bases 36 and 37 of the rotary drum 30, the rotational driving force of the rotary shaft 20 is transmitted to the rotary drum 30, so that the rotary drum 30 is rotated. The installation and disassembly operations of the machine are easy, and the convenience is improved, and it can be installed and disassembled with one button. Therefore, the time for the replacement operation of the rotating drum 30 can be shortened. Moreover, since it is not fastened with a bolt, there is no damage (indentation) to the rotating shaft 20 . Furthermore, since inclined surfaces whose protruding amount gradually decreases are provided at both ends in the axial direction of the protruding portion, a long special tool as conventionally is not required, and there is no damage to the fishing line 50 . Furthermore, when the rotating drum 30 is removed, the fishing line wound around the rotating shaft 20 can be prevented from being caught by the keys.

In addition, since the pair of key bars provided at both ends of the rotating shaft 20 are formed at a distance of 90 degrees from each other in the rotating direction, the left and right ends of the rotating shaft can be installed without changing the winding direction of the fishing line. Either can be fitted with a rotating drum.

In addition, the rotating drum 30 has a main body portion 31 at the center of which the through hole of the rotating shaft 20 can be inserted, a cord winding main body portion 32 located on the outer peripheral portion of the main body portion 31 , and a protrusion provided on one end side of the cord winding main body portion 32 . The edge portion 33 is formed of a pair of half-drum members 30 a and 30 b which are integrally formed with a resin material and are connected back-to-back, so that the weight and strength of the rotary drum 30 can be reduced. In addition, since the rotating drum 30 is fixed to the rotating shaft 20 at the center position, the length of the rotating shaft 20 can be shortened, which also contributes to the weight reduction of the fishing boat as a whole, and can be expected to improve the steering stability and fuel efficiency of the fishing boat. Moreover, since it is fixed to the rotating shaft 20 at one place in the center of the rotating drum 30, the attachment and detachment operations are improved, and the convenience is improved. With regard to the fishing machine using this rotating drum 30, various experiments have been carried out on a test boat (18th Takakimaru) from the end of April 2018.

In addition, in the fishing machine 100 of the above-mentioned embodiment, the axial cross-sectional shape of the rotating drum 30 was demonstrated as an example in which the rhombus was formed, but the present invention is not limited to this. For example, the cross-sectional shape of the shaft may be formed into a circle.

In addition, in the fishing machine 100 of the above-described embodiment, the rotating drum 30 is a pair of half drum members 30a and 30b that are integrally formed with the main body 31, the reel body 32, and the flange 33 from a resin material. An example in which the main body parts are connected back-to-back will be described, but the present invention is not limited to this. The present invention can also be applied to, for example, a rotating drum composed of a lattice structure in which a plurality of bridges are built between two conventional side plates.

Furthermore, in the fishing machine 100 of the above-described embodiment, an example in which a pair of key bases are respectively provided at both ends of the rotating shaft 20 has been described, but the present invention is not limited to this. For example, a key seat may also be provided at both ends of the rotating shaft 20 .

Furthermore, in the fishing machine 100 of the above-mentioned embodiment, the example using the electromagnetic clutch 13 which transmits the rotation of the drive motor 12 to the rotating shaft 20 was demonstrated, but this invention is not limited to this. For example, the electromagnetic clutch 13 may not be used, and the rotation of the drive motor 12 may be directly transmitted to the rotating shaft 20 . In this case, torque management can be performed by monitoring and controlling the current value of the drive motor 12 .

The present invention is not limited to the above-described embodiments, and forms in which various design changes are made without departing from the gist of the invention described in the scope of the patent application are also included in the technical scope. industrial availability

The present invention can be used for a fishing machine mounted on a boat and having a rotating reel for unwinding and reeling a fishing line.

10: Fishing machine body 11: Shell 12: drive motor 13: Electromagnetic clutch 14: Rotation detector 15: Control Department 15a: Input section 15b: Display part 15c:CPU 15d: ROM 15e: RAM 15f: Rotation speed calculation component 15g: Rotation direction discrimination component 15h: Calculation component of applied voltage change amount 15i: applied voltage adjustment components 15j: Release the distance calculation component 16: Mobile drive mechanism 17a: 1st Communication Agency 17b: 2nd communication agency 17c: Chain 18a: helical groove 18b: Tab member 19: Drive shaft 20: Rotary axis 20a, 20b: end 21: Shaft side key seat 22: key 23: Shaft side key seat 24: key 25: V-groove 30,30A: Rotating drum 30a, 30b: Half-drum member 31: body part 32: Reel main body 33: Flange part 34: Screws 35: Through hole 36: Bearing side key seat 36a: Step part 37: Bearing side key seat 37a: Step part 40: Prevent falling off components 41: Component body 42: cleat 42a: Through hole 42b: Mountain-shaped ridges 42c: long hole 43: Pivot member 44: Coil Spring 50: Fishing Line 60: Fishing Hammer 100: Fishing Machine A, B: Arrow marks H: horizontal plane K: key P: abutting position V: vertical plane

Fig. 1 is a (a) front view and (b) side view schematically showing the structure of a fishing machine according to an embodiment of the present invention. FIG. 2 is a front view schematically showing the internal structure of the fishing machine of FIG. 1 . FIG. 3 is a block diagram schematically showing the electrical configuration of the fishing machine of FIG. 1 . FIG. 4 is a perspective view schematically showing the configuration of the rotating drum of the fishing machine of FIG. 1 . FIG. 5 is a cross-sectional view schematically showing a horizontal plane and a vertical plane of the main part of the connection between the rotating drum and the rotating shaft of the fishing machine of FIG. 1 . 6 is a perspective view schematically showing the overall structure of the falling-off preventing member of the fishing machine of FIG. 1 , the locking piece of the falling-off preventing member, and the structure of the end portion of the rotating shaft on which the falling-off preventing member is installed. FIG. 7 is a cross-sectional view illustrating the function of the falling-off preventing member of the fishing machine of FIG. 1 .

10: Fishing machine body

15a: Input section

15b: Display part

20: Rotary axis

30: Rotary drum

30a, 30b: Half-drum member

40: Prevent falling off components

50: Fishing Line

60: Fishing Hammer

100: Fishing Machine

Claims (6)

A fishing machine is characterized in that: it is provided with: a rotating shaft; a rotating drum, which is detachably mounted on the rotating shaft and can be wound with a fishing line; The rotating drum is driven in the winding direction, the rotating shaft is provided with at least one protruding line formed along the axial direction and protrudes in the off-axis direction at each end portion of the rotating shaft, and the rotating drum is provided with a through hole provided in the center of rotation. and at least one first concave groove is formed in the through hole along the axial direction for the at least one protruding strip of the rotating shaft to be fitted, and the rotating drum is made of resin material. The formed pair of semi-drum members are coaxially connected to each other, and each of the pair of semi-drum members includes: a main body part into which the rotating shaft can be inserted in the center; and the flange portion provided on the outer peripheral portion of one end in the axial direction of the main body portion of the reel, and the pair of semi-rotating drum members are connected to each other by being fixed to each other by the other end in the axial direction of the main body portion. The fishing machine of claim 1, wherein at least one of the aforementioned Both ends of each ridge in the axial direction are provided with inclined surfaces whose protruding amount gradually decreases. The fishing machine of claim 1 or 2, wherein the at least one protruding line is a pair of protruding lines formed at each end of the rotating shaft along the axial direction, protruding in the off-axis direction and mutually mutually in the rotating direction 180 degrees apart. The fishing machine of claim 3, wherein the pair of protruding strips at both ends of the rotating shaft are formed at a distance of 90 degrees from each other in the rotational direction. The fishing machine according to claim 1 or 2, further comprising a falling-off preventing member, which is detachably mounted on the end of the rotating shaft and restricts the movement of the rotating drum in the direction of the shaft end. The fishing machine according to claim 1 or 2, wherein the rotating shaft is provided with at least one second groove formed along the axial direction, and the at least one protruding strip is fitted and fixed to the at least one second groove.

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