JPH0660309U - Soil cover device for transplanter - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide a soil covering device for a transplanter. [Constitution] The planting section 10 of the transplanter 1 is divided into front and rear hoppers 2.
7a, 27b, and the split hoppers 27a, 2
A brush 42 is attached to the inside of 7b to hold a leaf tip of the seedling P, and a soil cover device 29c is attached to a support 29a extended from the split hoppers 27a and 27b at the root of the seedling P to divide the seed. The hoppers 27a and 27b are configured to cover the soil by following the reciprocating rocking motion of opening.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a soil covering device for a transplanter.

[0002]

[Prior art]

 For example, Japanese Utility Model Publication No. 61-731, Japanese Utility Model Publication No. 62-45533, and Japanese Patent Publication No. 62-62122 have already been applied.

[0003]

[Problems to be solved by the device]

 By the way, in the soil cover device of the transplanter as described above, the soil cover device is installed above the tip of the hopper of the hole opener, and the seedling supplied from the seedling feeder to the hopper of the hole opener is used. Even if the soil is covered with a conventional device after transplanting, the soil may not be sufficiently covered, and the transplanted seedlings may fall over, and the structure of the soil covering device is complicated, and eventually the transplanting work It was often necessary to manually cover the soil again after the completion of the procedure.

[0004]

[Means for Solving the Problems]

 In order to achieve the above-mentioned object, the soil covering device of a transplanter of the present invention comprises a seedling supply unit of the transplanter and an openable and retractable opener provided between the seedling supply unit and a field through a link mechanism. The porcelain is composed of a cylindrical body provided at the upper part of the hopper and a split hopper provided at the bottom of the split hopper which can be opened and closed in the front-rear direction. One side of the split hopper on which the is mounted or the other split hopper is rotatably supported at one end, and the support is extended to a predetermined position beyond the other split hopper, and the other end of the support is also supported. At the tip of the field of the field, a horizontal soil cover device is mounted so as to protrude from the lower end of the split hopper to the lower end, and the support is opened in conjunction with the upward movement of the opener. Configured to swing in the direction opposite to the opening direction of Those were.

[0005]

[Action]

 The soil covering device of the transplanter of the present invention is interlocked with the raising and lowering of the opener, and the opener is opened in the anteroposterior direction to transfer seedlings to the field. By the reciprocating motion of the attached soil covering device, the root of the planted seedling was covered from above by the soil covering device, and a brush was attached to one of the insides of the openers, regardless of the size of the seedling. Since the leaf tips of the seedlings are sandwiched by the brushes, the seedlings are always in an upright posture, which prevents the seedlings from lodging and improves soil covering work.

[0006]

【Example】

 An embodiment of the present invention will be described below with reference to the drawings. 1 to 3, reference numeral 1 is a machine frame of a traveling machine body 4 having left and right front wheels 2 and 2 and rear wheels 3 and 3, and 5 is an engine mounted on a rear portion of the machine body frame 1, The power from the engine 5 is transmitted to the rear wheels 3, 3 via the transmission case 6. Reference numerals 7 and 7 denote left and right seedling supply seats, which are disposed on the upper left and right upper ends of the body frame 1, and are opposed to a transplantation working device described later, and 8 are front wheels 2 and 2 provided between the left and right seats 7 and 7, respectively. It is a steering handle for steering. A driving operation section 9 is provided on the rear side of the seats 7 and 7, and a seedling supply section 11 that faces above the planting section 10 is provided on the front side of the seats 7 and 7. . The driving operation section 9 is provided with side clutch levers 12a, 12a, a main clutch lever 12, a forward / reverse switching lever 13, a transplant working device clutch lever 14, and a switching lever 15 for switching a transplant working speed and a traveling speed. Are arranged in a shape.

As shown in FIGS. 5 to 10, the seedling supplying section 11 is a rotary pot 18 in which a plurality of cylindrical seedling pots 16 for supplying seedlings P are attached to a disc-shaped rotating body 17 at equal intervals. The rotary pots 18 are provided in parallel on the work machine frame 19 in four sets. Reference numeral 25 denotes a bottom plate of the seedling pot 16. The bottom plate 25 is detached from the guide when the rotary pot 18 rotates and the seedling pot 16 faces above the opener (planting part) 10. It is to open and let the seedling P fall naturally. Reference numeral 25a is a stopper that regulates the swing of the bottom plate 25.

The planting section 10 is composed of a tubular body 26 that receives the seedlings P from the seedling supply section 11, and beak-shaped split hoppers 27a and 27b that open and close the lower end side. Four sets are arranged side by side, and the left and right crank parts 28, 28 rotate the planting part 10 along the rotation locus A indicated by the chain double-dashed line in two sets of left and right, and receive the seedling P at the upper position. Then, the split hoppers 27a and 27b make holes in the field a at the down position, and then the split hoppers 27a and 27b open as they rise from the down position, and the seedlings P are dropped and planted in the holes. Along with the opening of the split hoppers 27a and 27b, the support 29a is attached to the long holes 29 provided in the split hoppers 27a and 27b by the pins 29b so that the angle of the support 29a can be adjusted. Soil cover device 2 9 c is attached.

That is, a planter drive shaft 32 is interlockingly connected by a chain 31 a to a transmission shaft 31 protruding from the transmission case 30, and a crank arm 33 provided on the planter drive shaft 32 is connected with an operating arm 34. ing. The intermediate portion of the operating arm 34 is pivotally supported by the rotating arm 35, and the tip end of the operating arm 34 is pivotally supported by the upper link arm 37 of the link portion 36 supporting the planting portion 10. There is. Further, the upper link arm 37 and the lower link arm 38 of the link part 36 are pivotally supported at their base end sides by a support plate 39, and the support plate 39 is swingable by an arm 40 constituting the link part 36. Is supported by. Therefore, the link part 36 swings up and down and back and forth without changing the posture of the link part 36 by the rotation of the planter drive shaft 32. 41 opens and closes the split hoppers 27a and 27b of the planting part 10 at the lower moving position. It is an operating rod. Incidentally, 42 is a brush mounted inside the planting section 10, and when carrying out the transplanting work, by sandwiching the seedling P supplied from the seedling supplying section 11 to the planting section 10 with the brush 42, Regardless of the size of the seedling P, the planting work can always be performed at the center position of the planting section 10.

In the above configuration, when transplanting the tree seedlings P of Satsuki seedlings, the raising and lowering drive cylinder and the rolling cylinder are set with the front wheels 2 and the rear wheels 3 of the traveling machine body 4 positioned in the groove b of the field a. Set the implanting work device to the specified implanting depth. Then, while the traveling vehicle 4 is traveling along the groove b of the field a, if each operator sitting on the left and right seats 7 and 7 takes the seedlings P from the seedling mounting table and supplies them to the seedling pots 16, As described above, the rotary pot 18 intermittently rotates in conjunction with the vertical movement of the planting unit 10, and the vertically rotating planting unit 10 sequentially receives the seedlings P from the seedling pot 16 and the planting unit 10 in the field a. While the hoppers 27a and 27b of the seedlings are opened and planted, the reciprocating movement of the soil cover device 29c attached to the divided hoppers 27a and 27b can surely cover the soil from the root of the seedling P and eliminate the lodging of the seedling P and plant it. In addition, the seedlings P can be sandwiched by the brush 42 provided inside the planting section 10, so that the seedlings P can be twisted and planted more reliably.

[0011]

[Effect of device]

 In essence, the present invention provides a seedling supply unit of a transplanter and a hole puncher that can be moved up and down through a linking mechanism between the seedling feed unit and the field, and the hole puncher is a cylinder provided above the hole puncher. It is composed of a body and a split hopper provided in the lower part that can be opened and closed in the front-rear direction.A brush is attached to the inside of either the front or the rear of the split hopper, and the split hopper on the side where the brush is attached or A support body having one end rotatably supported by the other split hopper is extended to a predetermined position beyond the other split hopper, and the above split is provided on the other end of the support body at the tip of the field. A horizontal soil covering device is installed so that it projects from the tip of the hopper to the lower end, and the support is rocked in the direction opposite to the opening direction of the split hopper that opens in conjunction with the upward movement of the opener. Since it is configured to move, the beak-shaped split ho The tip of the seedling is pinched with a brush to hold the seedling vertically in conjunction with the opening of the par, and the root of the seedling is moved to the opening side of the split hopper in conjunction with the upward movement of the opener. Since the soil is covered by the soil cover device, the seedlings are always planted vertically and can be transplanted smoothly without falling.

[Brief description of drawings]

FIG. 1 is an overall side view.

FIG. 2 is an overall plan view.

FIG. 3 is a front view of a main part showing a working state.

FIG. 4 is a side view of a crank portion.

FIG. 5 is a perspective view of a main part.

FIG. 6 is an explanatory view of the operation of the main part.

FIG. 7 is a side view showing a state where a brush inside the opener is about to support the leaf tip.

FIG. 8 is a side view showing a state in which the tip of the leaf is held by the brush inside the aperturer.

FIG. 9 is a process explanatory diagram of soil covering work according to the present invention.

FIG. 10 is a side view of the stopper of the bottom plate.

[Explanation of symbols]

 1 Transplanter 10 Planting Section 11 Seedling Supply Section 26 Cylindrical Body 27a Split Hopper 27b Split Hopper 29a Support 29c Soil Covering Device 42 Brush a Field P Seedling

Claims (1)

[Scope of utility model registration request] 1. A seedling supply unit of a transplanter, and an opener that can be moved up and down via a link mechanism between the seedling supply unit and the field, and the opener has a cylindrical body provided on the upper part thereof. It is composed of a split hopper provided in the lower part that can be opened and closed in the front-rear direction, and a brush is attached to the inside of either the front or the rear of the split hopper, and the split hopper on the side on which the brush is attached or the other split hopper. A support body whose one end is rotatably supported extends to a predetermined position beyond the other split hopper, and the other end of the support body has a lower end than the split hopper tip on the field front side. And a wide soil covering device is mounted in the horizontal direction, and the support is rocked in the opposite direction to the opening direction of the split hopper that opens in conjunction with the upward movement of the opener. A soil covering device for a transplanter characterized by the above.