JP2933127B2 - Rice transplanter planting equipment - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a planting apparatus for a multi-row rice planting machine in which a plurality of planting cases provided in a planting section each have a planting claw driven and supported. About. 2. Description of the Related Art Conventionally, as disclosed in Japanese Utility Model Publication No. 57-53125, when a unit clutch and a vertical feed clutch are linked to each other and a planting claw is stopped, a corresponding seedling vertical feed member is automatically turned on. There was a technology to stop it. [0003] However, in the prior art, the vertical feed clutch is configured to operate or stop the vertical feed drive cam. Therefore, the vertical feed clutch is constituted by the same number as the number of planting units. The feed drive cam mechanism needs to be installed in the planting case, and there is a problem that the vertical feed drive structure cannot be simplified and the manufacturing cost cannot be easily reduced.
Also, a unit clip that inserts and removes two sets of planting nails
A cylinder provided with a latch and a longitudinal feed drive cam for one reciprocation
Because the body is connected to one operating lever, lever operation
Therefore, even if the planting claws for two rows are stopped, the vertical feed for one row is possible.
It just stops. Therefore, two rows of vertical feed
To turn on and off with the operating lever,
It can be connected to the cylinder or operation lever,
A longitudinal feeder for reciprocating another row by extending the length of the cylinder
A moving cam must be provided on the cylinder extension,
There is a problem that the system mounting mechanism becomes extremely complicated. [0004] However, the present invention is directed to the left-hand side.
When the left and right unit clutches, which stop the two- row and right two- row planting claws for each planting unit, are disengaged,
In a planting device of a rice transplanter that provides a vertical feed clutch that interlocks and stops a seedling vertical feed member corresponding to the planting claw ,
A vertical feed driven cam for simultaneously operating a plurality of seedling vertical feed members by driving the vertical feed drive cam is provided on the rotating spindle,
Is idle shaft supported the Naetate feed member to said rotary shaft, said mounting seedlings longitudinal feed member through a pivot shaft to the loading table seedling Rutotomoni, the rotating support shaft and a left double-threaded component and the right Article 2 min middle connection Naetate feed member in the longitudinal feed force left and right vertical feed clutch which Nyusetsu the provided by the planting unit of Article 2 min left and right two rows worth of the left and right with respect to the rotary shaft Naetate feeding member was connected via a detachably to the left and right vertical feed clutch by planting unit of Article 2 min left and right two rows fraction, left or right side of the same Article number of units click of
Latch and longitudinal feed clutch to left or right single unit
The vertical feed member can be supported on the rotating support shaft in a multi-shaft form, and the vertical feed clutch can be compactly mounted on the rotating support shaft center, and the vertical feed driven There is no need to provide the vertical feed drive input for transmitting the vertical feed drive force to the cams as many as the number of planting units as in the conventional case. It is not necessary to transmit the vertical feed force by also using the horizontal feed member for reciprocating motion, and the vertical feed drive input directly transmitted to the rotating spindle by the vertical feed driven cam drives the seedling vertical feed members of all planting units. obtained, the drive system up to the rotating shaft shared with all seedlings longitudinal feeding member obtained easily performed to obtain reduced and simplified and manufacturing cost of the longitudinal feeding drive structure as compared with the conventional news Article 1
And a vertical feed drive cam for reciprocating the
Compared to the conventional technology of forming a longitudinal feed clutch, one unit
Same as two-row planting claw that is stopped by a set clutch
One unit clutch is used to feed the seedling vertical feed members for two rows.
A vertical feed clutch structure stopped by a lever is easily obtained.
Unit clutch lever or
Place the vertical feed clutch on the seedling
The switch can be easily incorporated . An embodiment of the present invention will be described below in detail with reference to the drawings. FIG. 1 is a side view of a riding rice transplanter, FIG. 2 is a plan view of the same, (1) is a traveling vehicle on which an operator rides, (2) is an engine mounted on a base frame (3), 4) a hood covering the engine (2);
(5) is a transmission case connected to the rear end of the base frame (3); (6) is an axle case connected to the rear left and right sides of the transmission case (5); (7) and (8) are paddy fields Front and rear wheels, (9) a driver's seat, (10) a steering handle, and (11) a spare seedling mounting table. [0006] In the figure, reference numeral (12) denotes a planting section provided with a seedling mounting table (13) for multiple planting and a plurality of planting claws (14). The table (13) is supported by the planting case (17) via the guide rail (15) and the guide rail (16) so as to be reciprocally slidable left and right.
The planting claw (14) is attached to the planting case (17) via the planting arm (18) to be cranked and the planting claw drive shaft (19). Aforementioned So設the main float (20) and left and right side float (21) (21) for a landing body planting surface Hitoshitaira below the planting case (17), the three on the vehicle (1) The planting section (12) is connected via a point link mechanism (22) and a hydraulic cylinder (23) so as to be movable up and down.
At the same time as the front and rear wheels (7) and (8) are driven and driven at a substantially constant speed, seedlings for one strain are continuously taken out from the seedling mounting table (13) which is reciprocally slid left and right by a planting claw (14). It is configured to perform seedling planting work in the field. [0007] (24) is a side clutch pedal,
(25) is a main clutch pedal, (26) is a main speed change lever, and (27) is a planting portion elevating lever. As shown in FIG. 3, the planting claws (14) are constructed so as to be respectively attached to three planting cases (17) fixedly supported by a planting drive case (28). The transmission pipe (29a) (2
9b) are fixedly supported via the right and left planting cases (17).
b) Two planting claws (1) on both left and right rear ends of (17c).
4) While attaching (14), the drive case (2)
One planting claw (14) is configured to be attached to a central planting case (17a) that is integrally connected to 8). The drive case (28) includes an input drive shaft (33) having an input gear (30), a planting clutch (31), a multi-plate clutch (32), and the like, and a gear shift to the drive shaft (33). A transverse feed shaft (35) interlockingly connected via a mechanism (34) and a transverse feed rod (37) integrally supported by a coupling body (36) fitted into a reciprocating screw groove (35a) of the transverse feed shaft (35). And the like so that the seedling table (13) supported by the left and right ends of the lateral feed rod (37) via the brackets (38) is reciprocated right and left when the lateral feed shaft (35) is rotated. doing. A vertical feed drive shaft (39) is mounted on the drive case (28), and a pair of left and right vertical feed drive cams (40a) (40a) are separated by a horizontal feed distance from the drive shaft (39). ), And the chain drive mechanism (41) is attached to the input drive shaft (33).
The drive shaft (39) is operatively connected to the seedling mounting (13) when the seedling mounting (13) reaches the end of the left-right movement.
Vertical feed shaft (42) which is a seedling vertical feed drive mechanism provided in 3)
One of the drive cams (4)
0a) is contacted to rotate the vertical feed shaft (42) intermittently in one direction, thereby rotating the star wheel (43) as a seedling vertical feed member attached to the shaft (42), (13) The upper seedling mat is vertically fed to the inclined lower end side. On the other hand, a planting case (17a) interlockingly connected to the drive shaft (33) via a chain transmission mechanism (44).
Each transmission input shaft (45) of (17b) and (17c) has a safety clutch (46), and the planting case (17
a) The input shaft (45) is interlocked with the planting claw drive shaft (19) attached to the rear end side of (17b) (17c) via a chain transmission mechanism (47).
Each of the planting claws (14) attached to each drive shaft (19) is driven up and down by the rotation of. As shown in FIG. 4, the planting case (17)
a) Each of the drive shafts (19) of (17b) and (17c) is provided with a unit clutch (48) for appropriately cutting off the driving force from the input shaft (45). The sprocket (4) of the transmission mechanism (47)
9) a fixed claw clutch (50) loosely fitted to the drive shaft (19) integrally fixed thereto, a movable claw clutch (51) spline fitted to the drive shaft (19), and the movable claw clutch (51). ) With a fixed claw clutch (50) with its spring force, and a shifter (53) and a clutch arm (54) for appropriately disengaging the claw clutches (50) and (51). In the normal state, the respective clutches (50) and (51) are brought into the meshing state by the clutch spring (52), and the planting claws (14) are driven by the driving force from the input shaft (45). While being driven up and down, the tension spring (55) and the wire (5)
6) when the engagement of the pawl clutches (50) and (51) is released by operating the unit clutch levers (57a), (57b) and (57c) connected to the arm (54) via the planted pawl (14). ) Is stopped. As shown in FIGS. 5 to 7, the vertical feed shaft (42) is connected to a rotation support shaft (58) by a one-way clutch (5).
9) a camshaft (60) having the driven cam (40b) on the outside supported by the unit clutch (4);
A fixed-side clutch (63) fixedly mounted on the support shaft (58) between the seedling mounting table (13) strips corresponding to 8) via pins (61) and having clutch claws (62a) on both left and right sides; The clutch pawl (62) is fitted around the support shaft (58) to fit it.
a) a movable clutch (64) for appropriately engaging one side of the clutch pawl (62b) with a cam contact surface (65) on one side which is rotatably supported on the outer periphery of the movable clutch (64); The clutch levers (57a) (57b) (57
c) and a vertical feed clutch (68) having a connecting portion (67), and fixed to the lower surface of the seedling mounting table (13) to contact the contact surface (65) on both left and right sides. A fixed cam body (70) having a cam surface (69) to be in contact with, and one end supported by the clutches (64) and (68) via a spring (71), a long hole (72) and a pin (73), and the other end. Support member (74) for the camshaft (60) and the seedling table (13)
And a vertical feed cylinder shaft (75) having a plurality of star wheels (43) supported on the cam (40b). The intermittent rotation in the direction
8) A clutch (63) (64), a pin (62), and a pin (75) are transmitted to the star wheel (43) via a cylinder shaft (75) and the like to vertically feed the seedlings on the seedling mounting table (13). , The clutch levers (57a) (57b) (57
When the clutch (68) is rotated by pulling the wire (66) against the return spring (76) of c), the cam surface (69) of the cam body (70) comes into contact with the cam of the clutch (68). The clutches (64) and (68) are retracted by cam engagement with the surface (65), and the clutch pawl (6) is retracted.
2a) and (62b) are disengaged from each other, and the drive of the star wheels (43) of each row of the seedling mounting table (13) corresponding to the unit clutch (48) is stopped. As is apparent from the above, two left-hand sections and
When the left and right unit clutches (48) for stopping the planting claws (14) for the right two rows for each planting unit are disengaged, a star wheel as a seedling vertical feed member corresponding to the planting claws (14). In a transplanter of a rice transplanter provided with a vertical feed clutch (68) for interlocking and stopping (43), a plurality of star wheels (43) are driven by driving a vertical feed drive cam (40a). A vertical feed driven cam (40b) to be operated at the same time is provided on the rotation support shaft (58), and the rotation support shaft (5
8). To the free rotation shaft supporting the star wheel (43), said mounting star wheel via a pivot shaft (58) and (43) to Naeno board (13) Rutotomoni, the rotary shaft and (58) left
Side Article 2 min and the right Article 2 worth of star wheel (43) (4
In the middle of connection 3), left and right vertical feed clutches (68) and (68) for turning on / off the vertical feed force are separately provided for the two left and right right planting units, and are attached to the rotating shaft (58). On the other hand, the left and right star wheels (43) (43)
The left and right vertical feed clutches (68) and (6) can be freely disengaged by two left and right right planting units.
8) to connect the same number of left or right
Unit clutch (48) and longitudinal feed clutch (68)
Single unit clutch lever (57
b) Wires (56) and (66) are connected to (57c) . Then, a star wheel (43) is attached to the rotating shaft (58).
Feed drive input for transmitting a vertical feed drive force to the vertical feed driven cam (40b) while compactly mounting the vertical feed clutch (68) on the rotation support shaft (58) axis or the like. Need not be provided by the number of planting units as in the prior art, and by providing the longitudinal feed driven cam (40b) on the rotating support shaft (58), the horizontal movement for reciprocating left and right of the seedling mounting table (13) can be achieved as in the prior art. It is not necessary to transmit the vertical feed force by also using the feed member (37), and the star wheels of all the planting units are driven by the vertical feed drive input directly transmitted to the rotating shaft (58) by the vertical feed driven cam (40b). By driving (43), the drive system up to the rotary support shaft (58) is shared by all the star wheels (43), so that the vertical feed drive structure can be simplified and the manufacturing cost can be reduced as compared with the conventional case. , it is Vertical feed drive cam for a round-trip of Article 1 minute to
Are provided at both ends of the cylinder to form a single-row longitudinal feed clutch.
Compared to the prior art, one unit clutch (48)
Same as two sets of planting claws (14) and (14)
The star foil (43) (43) for two lines is
Stopped by unit clutch lever (57b) (57c)
The vertical feed clutch (68) structure to
(56) (66) Unit clutch lever to be connected
(57b) (57c) or unit clutch (48)
The vertical feed clutch on the seedling table (13) at a position
(68) is configured to be easily incorporated . As shown in FIGS. 1, 2 and 8, this rice transplanter has an auxiliary marker (79) in addition to the left and right muscle markers (77) and side markers (78). (79) The base end is supported on a marker mounting base (80) of the base frame (3) via a mounting screw (81) so as to be freely adjustable in protruding length and horizontally rotatable. The vehicle is configured to run along the upper side of an adjacent strip obliquely forward of the vehicle. In this embodiment, the wheels (7) and (8) are rolled and run while the seedling mounting table (13) is reciprocally slid left and right. The seedlings of the mat (13) are divided by the planting claws (14), taken out one plant at a time, and are sequentially planted. The unit clutch (48) of the planting case (17b) on the left side is now disengaged. In the case of performing a three-row planting operation with the planting claws (14) of the remaining planting cases (17b) and (17c), when the clutch lever (57b) is turned off, the unit clutch of the planting case (17b) is released. (48) is turned off to stop driving the left and right planting claws (14) (14) attached to the case (17b), and at the same time, the seedlings are moved by the planting claws (14) (14). For two rows of picking platform (13) for picking The vertical feed tube axis (75) clutch also by rotation of the clutch (68) (62a)
The drive is stopped by the disengagement of (62b),
The vertical feeding of the seedling by each star wheel (43) is interrupted. As a result, even if the driving of the planting claws (14) is stopped, the inconveniences such as the vertical feeding of the seedlings on the seedling mounting table (13) corresponding to the stop and the deformation of the seedling mats are eliminated, and the seedling mats are eliminated. Is always accurately and safely held on the seedling stand (13). Therefore, good planting work can always be carried out without causing a lack of stock or a poor planting posture when planting is restarted. [0016] Obviously the present invention from the above examples according to the present invention, the left and right side unit clutch stops Article 2 min left and right two rows worth of the planting claw (14) by the planting unit (48 ) Is turned off, the planting device of the rice transplanter is provided with a vertical feed clutch (68) that interlocks and stops the seedling vertical feed member (43) corresponding to the planting claw (14). A vertical feed driven cam (40b) for simultaneously operating a plurality of seedling vertical feed members (43)... By driving the feed drive cam (40a) is provided on the rotary support shaft (58);
8). To the free rotation shaft supporting the Naetate feed member (43), said mounting seedlings longitudinal feed member through a pivot shaft (58) and (43) to Naeno board (13) Rutotomoni, the rotary shaft (58) and left
Side Article 2 min and right two rows worth of Naetate feed member (43) (4
In the middle of connection 3), left and right vertical feed clutches (68) and (68) for turning on / off the vertical feed force are separately provided for the two left and right right planting units, and are attached to the rotating shaft (58). In contrast, the left and right seedling vertical feed members (43) (43)
The left and right vertical feed clutches (68) and (6) can be freely disengaged by two left and right right planting units.
8) to connect the same number of left or right
Unit clutch (48) and longitudinal feed clutch (68)
Single unit clutch lever (57
b) Since the wires (56) and (66) are connected to the (57c), the seedling vertical feed member (43) can be supported on the rotating support shaft (58) in a multi-shaft form, and The longitudinal feed clutch (68) can be compactly mounted on the shaft center of the shaft (58), and the longitudinal feed drive input for transmitting the longitudinal feed driving force to the longitudinal feed driven cam (40b) is planted in the conventional manner. There is no need to provide the same number of units, and by providing the vertical feed driven cam (40b) on the rotating shaft (58), the horizontal feed member (37) for reciprocating right and left reciprocating movement of the seedling mounting table (13) can be used as in the prior art It is not necessary to transmit the vertical feed force by the vertical feed driven cam (40b).
The seedling vertical feed members (43) of all the planting units can be driven by the vertical feed drive input directly transmitted to 8), and the drive system leading to the rotating shaft (58) is connected to all the seedling vertical feed members (43). The vertical feed drive cam can be simplified and the manufacturing cost can be reduced more easily than before, and a single reciprocating vertical feed drive cam is provided at both ends of the cylinder.
Compared with the conventional technology that forms a single-row longitudinal feed clutch.
In all, it is stopped by one unit clutch (48)
2 sets of nails (14) and (14) with the same number of sets
Seedling vertical feed members (43) and (43)
Vertical feed stop with the switch lever (57b) (57c)
The latch (68) structure can be easily obtained and the wire
(56) (66) Unit clutch lever to be connected
(57b) (57c) or unit clutch (48)
The vertical feed clutch on the seedling table (13) at a position
(68) can be easily incorporated .

[Brief description of the drawings] FIG. 1 is an overall side view of a rice transplanter. FIG. 2 is a plan view of the same. FIG. 3 is a partially enlarged plan view. FIG. 4 is an enlarged sectional view of a main part. FIG. 5 is an enlarged sectional explanatory view of a main part. FIG. 6 is an enlarged explanatory view of the same part. FIG. 7 is an explanatory diagram of an operation system of a main part. FIG. 8 is an enlarged explanatory view of a marker section. [Explanation of symbols] (13) Seedling platform (14) Planting nail (40a) Vertical feed drive cam (40b) Vertical feed driven cam (43) Star foil (vertical seedling feed member) (48) Unit clutch (56) Wire (57b) Left unit clutch lever (57c) Right unit clutch lever (58) Rotating spindle (66) Wire (68) Vertical feed clutch

Claims (1)

(57) [Claims] When the left and right unit clutches (48) for stopping the planting claws (14) for the left and right two lines for each planting unit are turned off, the seedling vertical feed corresponding to the planting claws (14). In a planting apparatus of a rice transplanter provided with a vertical feed clutch (68) for interlocking and stopping a member (43), a plurality of seedling vertical feed members (43) are driven by driving a vertical feed drive cam (40a). ) Are simultaneously provided on the rotation support shaft (58), and the vertical support driven cam (40b) is provided on the rotation support shaft (58).
8). To the free rotation shaft supporting the Naetate feed member (43), said mounting seedlings longitudinal feed member through a pivot shaft (58) and (43) to Naeno board (13) Rutotomoni, the rotary shaft (58) and left
Side Article 2 min and right two rows worth of Naetate feed member (43) (4
The left and right vertical feed clutches (68) and (68) for turning on and off the vertical feed force are provided separately for the two left and two right planting units in the middle of the connection of 3), and the rotary support shaft (58) is provided. In contrast, the left and right seedling vertical feed members (43) (43)
The left and right vertical feed clutches (68) and (6) can be freely disengaged by two left and right right planting units.
8) to connect the same number of left or right
Unit clutch (48) and longitudinal feed clutch (68)
Single unit clutch lever (57
b) (57c) to the wire (56) (66) This <br/> and planting apparatus rice transplanter, characterized in that ligated.