JPH08182429A - Cutting blade cleaning device - Google Patents

Abstract

PURPOSE: To provide a cutting blade cleaning device capable of automatically supplying water in a water pot and improving cleaning functions, and excellent in work savings and cutting functions by providing the water pot as freely projectable and withdrawable and overlapping with the transferring locus of the cutting blade of a cutting means for cutting a nursery plant used for graftings and constituting the water pot capable of connecting to a water source. CONSTITUTION: This cutting blade cleaning device comprises providing a water pot 2 at the position of overlapping with the transferring locus of a cutting blade 1 cutting scion nursery plants or root stock nursery plants, as freely projectable and withdrawable in keeping a set timing, and having a constitution of connecting a water supplying pot 59 connected with a water source 3, with the major body of the water pot of the water pot 2 through a connecting port 58.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cutting blade cleaning device in a grafting device for joining a scion seedling and a rootstock seedling.

[0002]

2. Description of the Related Art Generally, a cutting blade having a sharp blade is used to cut the hypocotyl of a seedling used for grafting.

[0003]

However, when the cutting operation is repeated, the sap adheres to the cutting blade and the cutting performance is deteriorated, and the cutting surfaces of the scion seedling and the rootstock seedling are likely to be misaligned. Poor grafting may occur.

[0004]

According to the present invention, a water pot 2 is provided to be retractable so as to be superposed on a moving locus of a cutting blade 1 of a cutting means for cutting seedlings used for grafting, and the water pot 2 is used as a water source 3 The cutting blade cleaning device is configured to communicate with the.

[0005]

Function: The cutting blade 1 of the cutting means moves to cut the seedling used for grafting. Then, when the cutting blade 1 comes to a predetermined position, the water pot 2 comes out to a position where it overlaps with the movement locus of the cutting blade 1. The cutting blade 1 is washed with water in the water pot 2. After that, the water pot 2 retracts to the original position. Then, when the water in the water pot 2 decreases, the water is supplied from the water source 3 to the water pot 2.

[0006]

[Effect] Since the cutting blade 1 is washed, the cutting performance is good. Further, since the water is supplied from the water source 3 to the water pot 2, it is possible to save labor for the operator to replenish the water pot 2 with water.

[0007]

Embodiments of the present invention will be described below with reference to the drawings. In addition, explaining the configuration,

[0008]

Embodiments of the present invention will be described below with reference to the drawings. First, the configuration will be described. The grafting robot 4 sandwiches the grafting main body 5 on one side, and the scion seedling supplying section 6 is provided on one side.
In addition to providing the rootstock seedling supply unit 7 on the other side, the worker supplies the rootstock seedlings of the rootstock seedling supply unit 6 to the grafting body 4, and the other workers connect the rootstock seedlings of the rootstock seedling supply unit 7. Is supplied to the graft main body 5, and each seedling is cut and joined at a predetermined position to automatically manufacture grafted seedlings. The operator supplies both seedlings, but it is also possible to make them unmanned by an automatic supply device.

The graft main body 5 is provided with a clip feeder 9 for aligning and carrying the graft clips A at the joining place 8.
A scion seedling receiving device 10 is provided on one side and a rootstock seedling receiving device 11 is provided on the other side with the tip portion of the clip feeder 9 interposed therebetween. Then, a scion seedling transporting device 12 for transporting scion seedlings from the scion seedling receiving device 10 to the splicing place 8 is provided between the scion seedling receiving device 10 and the splicing place 8, and a rootstock seedling receiving device 11 A rootstock seedling transfer device 13 that transfers rootstock seedlings from the rootstock seedling receiving device 11 to the connection location 8 is provided between the rootstock seedling receiving device 11 and the connection position 8. In addition, a scion seedling cutting device 14 is provided in the course of the scion seedling transport device 12 transporting the scion seedlings, and a rootstock seedling cutting device 14 is provided in the middle of the process of transporting the rootstock seedlings by the rootstock seedling transport device 13. 15 are provided.

The structure of the main parts of the scion seedling receiving device 10 and the rootstock seedling receiving device 11 will be described. Reference numeral 16 is a seedling receiving main body which is movable in the direction of the arrow in the frame and whose position can be adjusted. Further, a seedling receiving stand 18 having slanted cotyledon receiving surfaces 17 for receiving cotyledons at both left and right positions when viewed from the seedling feeding direction is detachably attached to the seedling receiving main body 16. The seedling cradle 18 has a seedling hand piece 21 in which a seedling hand piece 19 is detachably attached to the lower surface of the tip end portion (seedling supply side) and a notch groove 20 is formed in the surface facing the seedling hand piece 19. The supply hand 22 is detachably attached. In addition,
The supply hand 22 is a compressed air source (air compressor)
And the handbar-21 are operated by this aerodynamic force. Reference numeral 24 is an optical seedling detection sensor, and a screw 26 is attached to an attachment plate 25 detachably attached to the supply hand 22.
Is detachably attached. In addition, seedling detection sensor-2
3 may be a non-contact type such as a capacitance type or a contact type such as a limit switch.

The scion seedling transfer device 12 and the rootstock seedling transfer device 13
The main parts of the are as follows. That is, it is provided with a main body that reciprocates by a motor, a hand arm that reciprocates in one direction in the main body, a hand that is openably and closably provided at the tip of the hand arm. In the scion seedling cutting device 14, a cutter rotor bearing 28 is detachably attached to the back surface of the cutter arm base 27 and the screw receiver 2 is attached to one end of the front surface.
9 is detachably installed. The left and right ends of the other end of the surface of the cutter arm base 27 are rectangular flat plates, and the inner end surfaces (the surfaces facing each other) are inclined with the surface larger than the back surface. Forming guide 3
0 is detachably provided by a mounting screw 31. In addition,
A visible marking mark 30 is provided on the surface of the guide 28.

Reference numeral 32 denotes a cutter arm having left and right end surfaces of a flat plate formed on a sloped surface substantially parallel to the sloped surface of the guide 30. The cutter arm 32 is slidable along the guides 30 in the arrow direction and is slidable. Receiving bodies 33 and 34 (a hexahedron having a flat surface in the embodiment) are provided in the same direction (guide side) at both ends in the moving direction. Then, a groove 35 having a width slightly larger than the lateral width of the cutting blade 1 is provided on the upper surface of the guide 34, and a plurality of pins 37 (in the embodiment, inserted into the mounting holes 36 provided in the cutting blade 1 are provided in the groove 35. 2 but 3 or more) The pin 37 is not necessarily required to have a plurality of pins, and may have only one pin 37 as long as it is wide in the longitudinal direction of the mounting hole 36.

The depth of the groove 35 is substantially equal to or slightly larger than the thickness of the cutting blade 1, and the mounting holes 36 are provided at both ends of the cutting blade 1 in the longitudinal direction. Reference numeral 38 denotes a screw (a butterfly bolt in the embodiment, but a round screw, a countersunk screw, a hexagonal bolt, or the like) which can be attached and detached by rotating on the side surface of the guide 34. Reference numeral 39 denotes a gate-shaped plate that covers the upper surface and both side surfaces of the guide 34, and the base portion (cutter arm side) is provided so as to be vertically rotatable with respect to the guide 34 via a rotation fulcrum pin 40. I'm running. The plate 39 is provided on one side surface with a notch 41 that can be fitted into the shaft of the screw 38, and on the other side surface of the plate 38.
A hole 42 through which the shaft of is inserted is provided. In addition, plate 3
An elastic body (sponge, rubber, etc.) 43 is provided on the inner surface of the upper wall of 9.

Reference numeral 44 denotes a cutter roller that is on the cutting side of the cutting blade 1 and pushes the cotyledons of the scion seedling forward before the cutting blade 1 is cut, and has a shaft center in the same direction as the longitudinal direction of the cutting blade 1. When viewed from the front, it is provided so that the position can be changed in the left-right direction along the long hole 45. The cutter roller or the like 44 has a base portion fixed to the cutter arm 32 by a nut 46 and a tip portion (cutting blade side) provided in a round shape. The cutter roller 44 is movably fixed in the axial direction by tightening and loosening the nut 46.

Reference numeral 47 is an adjusting shaft having a knob 48 at its tip, and a screw portion 49 is meshed with a screw portion provided on the screw receiving body 29 and the receiving body 33. By rotating the knob 48, The receiving body 33 moves in the axial direction of the adjustment shaft 47 and moves the cutter arm 32 in the arrow direction. Reference numeral 50 is a lock nut for fixing the adjustment shaft 47.

The cutter rotor bearing 28 is detachably attached to a rotary shaft 52 provided on a cutter rotating cylinder 51 so as to be able to rotate forward and backward, and is fixed when attached. The cutter rotating cylinder 51 is connected to one end of the air pipes 53 and 54, and the other end of the air pipes 53 and 54 is connected to an electromagnetic valve (not shown) that can communicate with an air compressor (not shown). Connected. Therefore, the supply of air to the air pipes 53, 54 is switched by the operation of the solenoid valve, and the rotating direction of the rotating shaft 52 can be reversed. Reference numeral 55 is a bolt with which the cutter arm base 27 and the screw receiver 9 can be attached and detached.

The water pot 2 is a box having an open upper surface, and an elastic body (a sponge or the like having a water absorbing property) 56 whose upper surface is located above the water surface S is immersed in water.
A water pot body 57 accommodating the water and a make-up water pot 59 adjacent to the water pot body 57 and communicating with each other through a communication port 58.
It has. The makeup water pot 59 communicates with the water source (tank in the embodiment) 3 via a water supply pipe 60.

Reference numeral 61 denotes a pot mounting body provided on the outer surface of the bottom wall of the water pot main body 57 and having a thread groove (not shown). The vertical shaft 6 having the thread groove provided on the vertical cylinder 62.
The water pot 2 is moved up and down by meshing with a screw portion formed at the tip of the water cup 3 and expanding and contracting the vertical shaft 63. 64 is a lock nut. In addition, water pot 2
The elastic body 56 overlaps with the movement locus of the cutting blade 1 when is moved to the raised position. The upper and lower cylinders 62 are connected to one ends of the air pipes 65 and 66, and the other ends of the air pipes 65 and 66 are connected to an electromagnetic valve (not shown) which can communicate with an air compressor (not shown). .
The operation of the solenoid valve switches the supply of air to the air pipes 65 and 66 to expand and contract the vertical shaft 63.

The upper and lower cylinders 62 are removably mounted on a mounting body 68 which is vertically adjustable in position with respect to the frame 67 with screws 69. The vertical position of the upper and lower cylinders 62 can be adjusted by tightening and loosening a fixture (bolts and nuts in the embodiment) 70. It is convenient to weld and bond the nut to the frame 67.
Reference numeral 71 denotes a soft brush having a side surface of the water pot main body 57 on the side where the cutting blade 1 enters the water pot main body and an upper end of which is located above the upper end of this side surface.

Reference numeral 72 denotes a cutting blade 1 protruding from the plate 39.
And a cutter cover for covering the tip end of the cutter roller 44, which is attached to and detached from the cutting blade 1 and the cutter roller 44 (in the embodiment, the axial direction of the cutter roller 44 may be crossed with the axial direction. ) Is provided. Further, it is convenient to attach the cutter cover 72 to the cutter roller 44 for easy attachment and detachment, but it may be provided only to the cutting blade 1 or to the cutting blade 1 and other members except the cutter roller 44. Further, the cutting blade 1 and the cutter cover 72 may be provided on the magnetic body. The cutter cover 72 is provided larger than the cutting portion of the cutting blade 1 to improve safety. Further, in the embodiment, one of the cutter covers 72 is bent downward, and the tip portion thereof is bent laterally to provide the cutting blade main portion 73, and the other is formed into a cylindrical shape to provide the support portion 74. Therefore, the cutter cover 72 can be prevented from falling off the cutting blade 1.

Reference numeral 75 denotes a sensor for detecting the presence or absence of the cutter cover 72, which is provided above the cutter cover 72. The sensor 73 is an optical type in the embodiment, but may be an ultrasonic type or a capacitance type, and may be a contact type instead of the non-contact type. Although the sensor 75 is provided above the cutter cover 72, it may be provided laterally or below. When the sensor 75 detects that the cutter cover is provided, the scion cutting device 13 does not operate at least even if the start switch is turned on.

Since the rootstock seedling cutting device 15 has almost the same structure as that of the scion seedling cutting device 14, a detailed description thereof will be omitted. However, the cutting blade 1 is located on the lower side and moved to the upper side to move the rootstock. After cutting the hypocotyl of the seedling, it moves again in the opposite direction (in the direction of the arrow in FIG. 15) and returns to its original position. The water pot 2 also has a water pot main body 57, a makeup water pot 58, and the like having substantially the same structure as the above-described water pot 2, and is provided so as to be movable up and down at a predetermined timing.

The operation panel 76 is provided on the main body 5 of the graft so that it can be reached from the working positions of both workers, and the selection switch 77, power switch 78, speed selection switch 79, start switch 80, reset switch of the family Cucurbitaceae and Solanaceae. Reference numeral 81, an alarm (buzzer in the embodiment) 82, a graft number counter 83, various abnormality display lamps 84, and a cutter cover display lamp 85. The grafting work is configured to be performed by a microcomputer (not shown) in a predetermined control order. 86 is a stop switch, 87 is a relay, 88 is a contact of the relay 87,
Reference numerals 89 and 90 are contacts of the relay 91.

Next, the operation will be described. First, turn on the power supply 78 and set the grafting mode to "Cucuridae".
Select the selection switch 77 to the speed selection switch 7
9. Select "standard" with 9. When the sensor 75 detects that the cutter cover 72 is “present”, the relay 90 is energized to turn off the relay contact 89 and turn on the relay contact 90. Therefore, turn on the start switch 80.
Even so, the drive source does not operate, and it is possible to prevent a grafting failure due to a cutting error. Further, the relay contact 90 is turned “on” and the buzzer 82 is operated to inform the operator that the cutter cover 72 is provided on the cutting blade 1, so that the operator can easily “presence / absence” of the cutter cover 72. For example, the cutter cover 72 may be removed or the cutter cover 72 may be attached.

When the start switch 80 is turned on after the cutter cover 72 is removed, the relay contact 88 is turned on by energizing the relay 87, so that the drive source is kept in the "operating" state. Next, rootstock seedlings and scion seedlings are supplied to the respective seedling receiving trays 18 and the cotyledons are applied to the cotyledon receiving surface 17.
Place it on and pull it slightly downward. Then, when the seedling detection sensor 24 detects the hypocotyl of the seedling, the seedling hand bar 21 is connected to the inside (one side of the seedling hand side) by the force of the compressed air sent from the air source to the supply hand 22 through the air pipe 23. ), And the notch groove 20 and the seedling hand piece 19 hold the hypocotyl of the rootstock seedling or the hypocotyl of the scion seedling.

Subsequently, the hand arm of the scion seedling transporting device 12 advances and the hand holds the hypocotyl of the scion seedling, and the hand arm of the rootstock seedling transporting device 13 moves forward and is installed at this tip. The existing hand grips the hypocotyl of the rootstock seedling. Note that the seedling hand piece 9 is kept at a predetermined timing in relation to this gripping.
Releases the hypocotyl grip. Then, the scion seedling conveying device 12 holding the hypocotyls of the scion seedlings conveys it to a predetermined position of the scion seedling cutting device 14, and the rootstock seedling conveying device 13 grasping the hypocotyls of the seedling seedlings develops the seedling seedlings. It is conveyed to a predetermined position of the cutting device 15.

Next, when the solenoid valve operates, the compressed air generated by the air compressor is supplied to the cutter rotating cylinder 51 through the air pipe 53, and the other air in this rotating cylinder is exhausted through the air pipe 54. Therefore, the rotating shaft 52 rotates forward. Then, the cutter arm 32 rotates downward (in the direction of arrow A in FIG. 4) about the axis of the rotary shaft 52.

When the cutter arm 32 reaches a predetermined position, the solenoid valve is switched and the compressed air is sent to the cutter rotating cylinder 51 through the air pipe 54,
The other air in the rotary cylinder is exhausted through the air pipe 53, so that the rotary shaft 52 is reversed to return the cutter arm 32 to the original position. When the cutter arm 32 is reciprocally rotated, the cutting blade 1 cuts a predetermined position of the scion seedling.

The rootstock seedling cutting device 15 performs substantially the same operation as the scion seedling cutting device 14, and the cutter arm 3
2 reciprocally rotates from the lower position to the upper predetermined position about the axis of the rotary shaft 52, and the cutting blade 1 cuts the predetermined position of the rootstock seedling. When the scion seedling cutting device 14 performs a cutting operation to reach a predetermined lower position, and when the rootstock seedling cutting device 15 returns to the original position, a solenoid valve (not shown) and an air pipe 65. The compressed air that has been sent to the upper and lower cylinders 62 ascends the upper and lower shafts 63 to a predetermined position. In this connection, the cutting blades 1 of the scion seedling cutting device 14 and the rootstock seedling cutting device 15 are pressed against the elastic bodies 56 housed in the water pot main bodies 57 of the respective water pots 2, so that the cutting is performed. The blade 1 is washed with water and the elastic body 56.

In this washing operation, when the water in the water pot main body is reduced, the water is stored in the makeup water pot 59, so that the water enters the water pot main body through the communication port 58, so that the deterioration of the cleaning performance can be prevented. . Then, the makeup water pot 59 is supplied through the water supply pipe 60 from the water source tank 3 to the predetermined water level, so that the cleaning effect is improved. After that, when the cleaning work is completed, the compressed air is supplied to the upper and lower cylinders 62 through the air pipe 66, and the other air in the upper and lower cylinders is discharged through the air pipe 66, so that the vertical shaft 63 descends. Return to the position and wait until the next work.

Then, the scion seedlings which are cut by the scion seedling conveying device 12 are conveyed to the joint portion 8, and the rootstock seedlings which are cut by the rootstock seedling conveying device 13 are conveyed to the joint portion 8 and cut surfaces of both seedlings. Match. Graft clip A pushed out to the joint portion 8 by the clip feeder 9 at a predetermined timing with this
Holds the cutting parts of both seedlings and finishes the grafting work. afterwards,
Both of the transport devices 12 and 13 release their grips and return to the original standby position.

When the grafting work is interrupted or the work of the day is finished, the cutter cover 72 is attached to the cutting blade 1 of the scion seedling cutting device 14 and the cutting blade 1 of the rootstock seedling cutting device 15. By attaching the cutter cover 72, it is safe because the operator's finger or hand is not touched.

[Brief description of drawings]

FIG. 1 is a plan view of a grafting robot.

FIG. 2 is a plan view of the graft main body.

FIG. 3 is a front view of an operation panel.

FIG. 4 is a front view of the spiker seedling cutting device.

FIG. 5 is a side view of the spiker seedling cutting device.

FIG. 6 is a front cross-sectional view of a partially removed water pot.

FIG. 7 is a plan cross-sectional view of the water pot body with a part cut off.

FIG. 8 is a perspective view of a main part of the scion cutting device.

FIG. 9 is a perspective view of the plate opened from the receiving body.

FIG. 10 is a perspective view of a plate attached to a receiver.

FIG. 11 is a perspective view of a cutting blade.

FIG. 12 is a plan view showing the opening / closing operation of the plate.

FIG. 13 is a mounting view of a cutter cover.

FIG. 14 is a front sectional view of a cutter cover.

FIG. 15 is a front view of the rootstock seedling cutting device.

FIG. 16 is an electric circuit diagram.

FIG. 17 is a front sectional view of a cutter arm base.

FIG. 18 is a plan view of the seedling stand.

FIG. 19 is a side view of the seedling stand.

FIG. 20 is a front view of the seedling stand.

FIG. 21 is an external view of a grafted seedling.

[Explanation of symbols]

 1 Cutting blade 2 Water pot 3 Water source

Claims (1)

[Claims] 1. A cutting method in which a water pot 2 is provided so as to be superposed on the moving locus of a cutting blade 1 of a cutting means for cutting seedlings used for grafting, and the water pot 2 can communicate with a water source 3. Blade cleaning device.