KR20150103518A - Divot Mark Repairing Machine of Cart Type and Method for Repairing Divot Mark Using the Same - Google Patents

Abstract

The present invention relates to a cart-type apparatus for repairing a divot mark, and a method for repairing a divot mark using the apparatus. The cart-type apparatus can: easily transfer divot repairing equipment to an operation location by being shaped as a cart; and perform lawn cutting and extracting operations in automatic and convenient manners by automatically driving a divot operator at a divot maintenance operation location. The cart-type apparatus for repairing a divot mark according to the present invention comprises: a cart frame including a plurality of wheels rolling along the ground surface and a handle for a person to hold and move the same; a cutter mount unit which is installed in the cart frame to be movable up and down; a cutter which is installed in the cutter mount member and cut and extract lawns at a divot position or on grown lawns by being cylindrical-shaped with a lower end portion being open; a cutter rotary unit which rotates the cutter mount member with respect to a vertical axis perpendicular to the ground through power applied from the outside; a cutter elevating unit which moves the cutter mount member and the cutter rotary unit up and down through power applied from the outside; and a control unit which supplies power to the cutter rotary unit and the cutter elevating unit.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cart type divot repairing apparatus,

The present invention relates to an apparatus and a method for repairing natural turf divots. More particularly, the present invention relates to an apparatus and a method for repairing natural grass turf by cutting and removing damaged turf in a natural turf position, such as a golf course, The present invention relates to a cart type dibot repairing apparatus and a method of repairing a dibot using the same.

Generally, in teeing ground, fairway, putting green of golf course, a lot of marks of grass and soil are formed when a golfer puts on a golf ball put on a grass and hit the head of a golf club, In this way, the mark of the grass is called the divot mark.

Such a rebound may cause game results and golfer dissatisfaction during the game, so repair work should be completed as soon as possible. In fact, in a fairway with a lot of scuff marks, it is common that a driver's shot of a golfer enters a scar on a scooter, which hurts the golfer's feelings, which is a major factor in reducing the number of golfers.

A technology relating to repair of such a dip-mark has been proposed in Korean Patent No. 0936991. [ In the dipotential mark repairing apparatus of the above-mentioned patent, the cutting blade is rotated by the thrust generated as the push rod of the hydraulic cylinder, which is controlled by the hydraulic pressure supplied from the external hydraulic pressure supply device, descends, The cutting blade is rotated and spread by the attractive force generated when the push rod rises, so that the scribe can be scraped within a short time in a certain size.

However, since the repair work of the debit repair station is performed manually by the operator, the repair work of the deboost is carried out manually, so that the repair work of the debooth within a short time is performed in a short time And time-consuming problems.

Considering that maintenance of the dibot is essential for improving the quality of the golf course, there is a problem that the existing method of manually grinding grass and re-introducing the work increases the fatigue of the worker and the maintenance time of the dibot is slowed Therefore, a solution is required.

1. Republic of Korea Patent No. 0936991 (Registered on January 07, 2010) 2. Registered Utility Model No. 3003227 (Registered on August 10, 1994) "Lawn Maintenance Equipment"

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to provide an apparatus and a method for operating a system, And to provide a cart type dibot repair apparatus and a method for repairing a dibot using the same.

According to another aspect of the present invention, there is provided a cart type deboting repairing apparatus comprising: a cart frame having a plurality of wheels rolling along a ground surface and a handle for holding the handle by hand; A cutter mount member vertically movably installed on the cart frame; A cutter installed on the cutter mount member and having a tubular shape with a lower end opened to divide grass and remove grass on a lawn in a divot position; A cutter rotating unit that rotates the cutter mount member about an axis perpendicular to the ground by a power source applied from the outside; A cutter lifting unit for vertically moving the cutter mount member and the cutter rotating unit by an external power source; And a controller for supplying power to the cutter rotating part and the cutter lifting part.

The method for repairing a cart type debot according to the present invention comprises the steps of moving a cart frame and aligning the cutter directly above a grass extraction position on a depot or a turf to perform a maintenance operation; A step of lowering the cutter by applying power to the cutter lifting unit and applying power to the cutter rotating unit to rotate the cutter; Rotating the cutter until the cutter descends to a predetermined position to cut the grass on the debooth to a predetermined size; Applying power to the cutter elevator to raise the cutter; And projecting the grass extracted inside the cutter to the outside of the cutter when the cutter ascends to a predetermined position by the cutter lifting and lowering part.

According to the present invention, the debotric actuator can be automatically moved to the debit operation position by the frame equipped with the wheels, and the grass can be cut and taken out while the cutter of the depot actuator is automatically lowered and rotated on the depot position or the raised grass .

Therefore, it is very easy and quick to perform the cutting and unloading work of the grass on the depot position or the raised lawn, and the amount of work required for the depot work is reduced, thereby reducing the fatigue of the worker.

1 is a perspective view of a device for repairing a dibot according to an embodiment of the present invention.
2 is a perspective view showing an embodiment of a cutter of the divot repairing apparatus of FIG.
Fig. 3 is a sectional view showing a main part of the embodiment in which the cutter of Fig. 2 is coupled to a cutter mount member of a deboting repair device.
4 is a cross-sectional view of a divot actuator constructed in the divot repair apparatus of FIG.
Fig. 5 is a perspective view showing a part of the configuration of the depot actuator of Fig. 4;
6 is a plan view showing a part of the configuration of the depot actuator of FIG.
FIG. 7 is a perspective view showing an incision of a part of the depot actuator of FIG. 4; FIG.
8A to 8C are cross-sectional views sequentially showing the injection operation of the damascene actuator.
FIG. 9 is a perspective view of a device for repairing a divot according to another embodiment of the present invention.
FIG. 10 is a flowchart for explaining a method for repairing a dibot using the apparatus for repairing a dibot according to the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of a cart type debug repair apparatus and a method of repairing a dive using the same according to the present invention will be described in detail with reference to the accompanying drawings.

1 to 7, a cart type debot repairing apparatus according to an embodiment of the present invention includes a cart frame 10, a cutter mount member 20 which is vertically movably installed on the cart frame 10, A cutter 30 installed on the cutter mount member 20 for cutting grass out at a divot position and a cutter 30 for cutting the cutter mount member 20 on the ground by an external power source. A cutter lifting portion for vertically moving the cutter mount member and the cutter rotating portion by an external power source; and a controller for supplying power to the cutter rotating portion and the cutter lifting portion, And an ejection unit that is installed on the cutter mount member 20 so as to be relatively movable up and down with respect to the cutter 30 and that ejects the grass extracted inside the cutter 30 to the outside.

The cart frame 10 includes a plurality of wheels 11 rolling along a ground surface and a handle 12 for holding a person by hand. The cart frame 10 is provided with a battery 61 for supplying power to the motor constituting the cutter rotating part and the cutter elevating part. Although not shown in the drawing, the wheel 11 may transmit power to a cart drive motor (e.g., an in-wheel motor) of a known wheel drive motor-power transmission system or an in-wheel motor system And can be configured to automatically rotate.

A user can adjust the take-out or planting work of the grass through the operation of the cutter rotating part and the cutter elevating part and the operation of the wheels 11 (not shown) through the cart driving motor (Not shown).

The cutter mount member 20 has a circular disk shape and is connected to a central portion and a lower end portion of a rotary shaft 53 of the cutter rotary portion and rotates by a cutter rotary portion.

The cutter 30 has a cylindrical shape with an upper end and a lower end opened to perform the cutting and taking-out work of the grass, and serves as a storage vessel for temporarily storing the lawn taken out after cutting. The cutter 30 is detachably coupled to the cutter mount member 20 by means of detachable means (not shown) so that it can be replaced depending on factors such as the size of the divot or the damage of the cutter 30 or the like. The cutter 30 may be formed of a simple cylindrical body, but may have a function of assisting the ventilation function or absorbing moisture as shown in FIGS. 2 and 3, so that the grass has an appropriate frictional force in the cutter 30, It is preferable to have a structure in which a plurality of holes 32 and a plurality of concavo-convex portions 33 inclined at a predetermined angle with respect to the longitudinal direction are formed.

The lower end of the cutter 30 may be formed of a serrated blade 31 so that the cutting operation of the grass can be smoothly performed when the grass is cut while the cutter 30 is rotating and descending.

As a method of coupling the cutter 30 to the cutter mount member 20, various coupling methods such as a pin coupling method, a chucking method, an electromagnet fixing method, a clamp coupling method, and a sliding method may be applied . For example, as shown in FIG. 3, a slot 21 into which the upper end of the cutter 30 is inserted is formed to be cut downward at the lower end of the cutter mount member 20, A plurality of fins 22 that move to the inside and outside of the slot 21 and a compression spring 23 that elastically supports the fins 22 are provided in the upper end of the cutter 30, The upper end of the cutter 30 is inserted into the slot 21 of the cutter mount member 20 and the pin 22 is engaged with the upper end of the cutter 30 The cutter 30 can be detachably coupled to the cutter mount member 20 by being elastically inserted into the hole 34. [ Reference numeral 24 denotes a stopper which is coupled to the pin receiving groove 26 in which the pin 22 and the compression spring 23 are installed to support the compression spring 23. The pin 22 may be replaced by a ball.

4 to 7 show an example of the configuration of the cutter rotating portion and the cutter elevating portion for causing the cutter 30 to rotate and move up and down. In this embodiment, the cutter elevating portion is fixed to the cart frame 10 A fixed shaft member 41 provided with a vertical shaft 42 in the up and down direction and a vertical shaft member 41 vertically moving up and down along the fixed shaft member 41 and having a cutter rotating portion and a cutter mount member 20 An elevating motor 43 installed on the elevating block 43 and moving up and down together with the elevating block 43 and being electrically connected to the controller 60 to receive power, A pinion gear 45 which receives the power from the lifting motor 44 and rotates and moves along the rack gear 42 in engagement with the rack gear 42 of the fixed shaft member 41, , The power of the elevating motor (44) is decelerated, And a speed reducer (46) for transmitting the rotation to the gear (45).

Accordingly, when power is applied to the elevating motor 44 through the control unit 60 and the elevating motor 44 is operated, the power of the elevating motor 44 is decelerated through the speed reducer 46, The pinion gear 45 is rotated by the action of the pinion gear 45 and the pinion gear 42. The pinion gear 45 is rotated by the action of the pinion gear 45 and the pinion gear 42, So that the lifting block 43 moves up and down with respect to the fixed shaft member 41.

The fixed shaft member 41 rotates along the fixed shaft member 41 to the inner side surface of the lifting block 43 so that the lifting block 43 can move stably when the lifting block 43 moves up and down. A plurality of guide rollers 49 for guiding the vertical movement of the elevation block 43 relative to the guide rails 43 are rotatably installed.

A sensor 47 is provided on one side surface of the elevating block 43 to detect the up and down moving position of the elevating block 43. A sensor 47 is provided on the fixed shaft 41, A plurality of to-be-sensed members 48a and 48b are installed vertically spaced apart from each other. The sensor 47 is mounted to the sensor mount slot 43a having a long and long shape in the up-and-down direction so as to be adjustable in height so as to control the depth of grass extraction. The sensor 47 can be both a contact type sensor and a non-contact type sensor. The sensing member 48b disposed below the sensing members 48a and 48b restricts the lowering position of the cutter 30 to determine the extraction depth of the grass by the cutter 30, 48b are used to determine an initial position of the cutting operation of the cutter 30. [0052] As shown in Fig.

The cutter rotating part is installed on the elevating block 43 of the cutter elevating part and moves up and down together with the elevating block 43. [ In this embodiment, the cutter rotation unit includes a rotation motor 51 mounted on a motor mounting plate 43b connected to one side of the lift block 43 and electrically connected to the control unit 60 to receive power, A decelerator 52 which is axially coupled to the rotation motor 51 and decelerates the rotation speed of the rotation motor 51 and a cutter mount member 20 which is connected to the decelerator 52 and rotates, And includes a connected rotary shaft 53.

The power of the tilting motor 51 is transmitted to the tilting shaft 52 while the power of the tilting motor 51 is transmitted to the tilting shaft 52 And the cutter mount member 20 and the cutter 30 coupled thereto together with the rotary shaft 53 are rotated about an axis perpendicular to the ground surface.

The injection unit includes an injection member 70 for vertically moving up and down with respect to the cutter mount member 20 and an injection member 70 fixedly provided on the cart frame 10 and contacting an upper portion of the injection member 70, And an injection stopper (75) for operating the injection port (70).

The injection member 70 includes a plurality of guide shafts 71 which penetrate the cutter mount member 20 and are slidable up and down with respect to the cutter mount member 20, And an injection operation plate 73 provided on the upper end of the guide shaft 71 and contacting the injection stopper 75. The injection operation plate 73 is provided at the upper end of the guide shaft 71, ).

The injection stopper 75 is vertically installed on both sides of the upper side of the injection operation plate 73 so that the injection operation plate 73 of the injection member 70, when the cutter mount member 20 is lifted, So that the relative movement between the cutter 30 and the injection member 70 is caused.

Referring to FIGS. 8A to 8C and 10, a method for repairing a debot using the cart type debug repair apparatus of the present invention will be described in detail as follows.

The operator operates the operating section 13 formed near the handle 12 to drive the wheels 11 of the cart frame 10 to move the cart frame 10 to a desired position, (Step S1). In this case, as shown in FIG.

Power is applied to the elevating motor 44 of the cutter elevating unit through the control unit 60 and the elevating motor 44 is operated to rotate the pinion gear 45, So that the lift block 43 descends downward along the fixed shaft member 41. At this time, power is applied to the turning motor 51 of the cutter rotating portion, so that the rotating shaft 53 and the cutter mount member 20 and the cutter 30 coupled thereto are rotated together. That is, the cutter 30 moves downward while being rotated by the cutter elevating part and the cutter rotating part (step S2).

The rotation and the downward movement of the cutter 30 are performed until the sensor 47 of the elevation block 43 detects the member to be detected 48b provided below the fixed shaft member 41, (Step S3). 8B, as the turf layer G is drawn into the cutter 30, the sand paper 72 of the injection member 70 is pushed upward, so that the injection member 70 is pushed upward by the cutter mount 70. As a result, So as to rise at a predetermined height with respect to the member (20).

When the sensor 47 of the elevation block 43 senses the member to be detected 48b provided below the fixed shaft member 41, the operation of the cutter elevating unit and the cutter rotating unit is stopped at this position.

Then, the power is applied to the elevating motor 44 of the cutter elevating unit, and the elevating motor 44 is operated in the direction opposite to the previous direction, so that the elevating block 43 is raised (step S4). As the lift block 43 is raised, a grass layer G is attached to the inside of the cutter 30 with a predetermined thickness.

When the grass layer G is taken out inside the cutter 30, the operator pushes the cart frame 10 or drives the wheels 11 to move the cart frame 10 to a desired place.

8C, when the cutter 30 is moved upward by the grass layer G in the cutter 30, the cutter 30 is moved upwardly, The operation plate 73 comes into contact with the lower end of the injection stopper 75. [ As a result, only the cutter mount member 20 and the cutter 30 are continuously lifted in a state where the injection member 70 is stopped by the injection stopper 75. Therefore, the cutter 30 and the cutter- The grass layer G in the cutter 30 is pushed by the sand paper 72 and taken out of the cutter 30 (step S5).

The upward movement of the lifting block 43 is continued until the sensor 47 detects the member to be detected 48a on the upper side of the fixed shaft member 41. [

In the meantime, in the present invention, the cutter mount member 20, the cutter 30, the cutter rotating portion, and the cutter elevator constitute a debotric actuator for performing a series of grass removing operations. In this embodiment, only one depot actuator is configured, but as shown in FIG. 9, the depot actuators may be arranged in a line on the cart frame 10 (three in this embodiment) . When a plurality of the divot actuators are arranged in parallel as described above, the grass cutting and taking out operations can be performed simultaneously at a time when the grass cutting is carried out, have.

As described above, according to the present invention, it is possible to perform a grass cutting operation by mounting the damascene actuator on the cart frame 10 and moving automatically or manually, The grass cutting and taking-out work can be performed. Therefore, the grass cutting and taking-out work can be carried out very conveniently and quickly.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the present invention as defined by the appended claims. And it is to be understood that such modified embodiments belong to the scope of protection of the present invention defined by the appended claims.

10: Cart frame 11: Wheel
12: Handle 13:
20: cutter mount member 30: cutter
31: Blade 32: Hole
33: concave / convex portion 41: fixed shaft member
42: Rae size 43: Lift block
44: lift motor 45: pinion gear
46: Reducer 47: Sensor
48a, 48b: Detected member 49: Guide roller
51: Rotation motor 52: Reduction gear
53: rotating shaft 60:
70: injection member 71: guide shaft
72: publishing 73: injection working plate
75: Injection stopper

Claims (12)

A cart frame (10) having a plurality of wheels (11) moving in a rolling manner along a ground surface and a handle (12) for a person to hold and move;
A cutter mount member (20) mounted on the cart frame (10) so as to be movable up and down;
A cutter 30 installed in the cutter mount member 20 and having a lower end opened to cut grass in a divot position or a raised grass;
A cutter rotating unit for rotating the cutter mount member 20 about an axis perpendicular to the ground by an external power source;
A cutter lifting unit for vertically moving the cutter mount member (20) and the cutter rotating unit by an external power source;
And a controller (60) for supplying power to the cutter rotating part and the cutter lifting part. 2. The cutter according to claim 1, further comprising an ejection unit which is installed on the cutter mount member (20) so as to be relatively movable up and down with respect to the cutter (30) And the like. The injection apparatus according to claim 2,
A guide shaft 71 provided so as to be slidable up and down with respect to the cutter mount member 20 through the cutter mount member 20 and a guide shaft 71 provided at a lower end of the guide shaft 71, An injection member 70 having an injection operation plate 73 mounted on an upper end of the guide shaft 71;
The cutter mount member 20 is fixed to the cart frame 10 and restricts the upward movement of the injection member 70 while contacting the injection operation plate 73 of the injection member 70 when the cutter mount member 20 is lifted, 30) and the injection member (70). The cart type debubbrant maintenance device according to claim 1, wherein the injection stopper (75) The cutter according to claim 1, wherein the cutter-
A fixed shaft member 41 fixedly mounted on the cart frame 10 and having a rack 42 in the vertical direction;
A lifting block (43) lifted and lowered along the fixed shaft member (41) and provided with the cutter rotating part and the cutter mounting member (20) at one side;
An elevating motor 44 installed on the elevating block 43 to move up and down together with the elevating block 43 and electrically connected to the control unit to receive power;
And a pinion gear 45 that receives power from the lifting motor 44 and rotates and moves along the rack gear 42 in engagement with the rack gear 42 of the fixed shaft member 41 Wherein the cart type divo repairing apparatus is characterized by comprising: 5. The apparatus according to claim 4, wherein a sensor (47) for detecting a vertical movement position is provided on the lifting block (43), and a plurality of sensors And the members (48a, 48b) are vertically spaced apart from each other. 5. The apparatus according to claim 4, wherein a plurality of guide rollers (43) for guiding the vertical movement of the lift block (43) to the fixed shaft member (41) while rolling along the fixed shaft member (41) 49) is installed on the bottom of the cart type depot maintenance device. 5. The cutter according to claim 4,
A rotating motor 51 fixedly installed on one side of the elevating block 43 and electrically connected to the controller to receive power;
A speed reducer (52) axially coupled to the rotation motor (51) to reduce the rotation speed of the rotation motor (51);
And a rotary shaft (53) connected to the reduction gear (52) and connected to the cutter mount member (20) at a lower end thereof. 2. The cart type deboting repairing apparatus according to claim 1, wherein a lower edge of the cutter (30) is formed by a saw blade (31). The cart type debot repair apparatus according to claim 1, wherein a plurality of recessed and projected portions (33) are formed at a lower portion of the cutter (30) at a predetermined angle with respect to the longitudinal direction. The apparatus according to claim 1, wherein the cutter mount member (20), the cutter (30), the cutter rotating section, and the cutter elevating section constitute one debotting actuator, Cart type dibot repair device characterized by. The cart type debot repair apparatus according to claim 1, wherein the wheels (11) of the cart frame (10) are automatically rotated by receiving power from a cart driving motor. (a) moving the cart frame 10 to align the cutter 30 directly above the grass extraction position on the depot or the upbringing grass to perform the maintenance work;
(b) applying power to the cutter lifting unit to lower the cutter (30) and applying power to the cutter rotating unit to rotate the cutter (30);
(c) rotating the cutter (30) until the cutter (30) is lowered to a predetermined position to cut the grass on the debooth to a predetermined size;
(d) applying power to the cutter lifting unit to raise the cutter 30;
(e) When the cutter lifts up to a predetermined position by the cutter lifting and lowering part, the step of ejecting the grass extracted inside the cutter (30) to the outside of the cutter (30) Wherein the method comprises the steps of:

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