WO1992011746A1 - Device for separating seedlings - Google Patents
Device for separating seedlings Download PDFInfo
- Publication number
- WO1992011746A1 WO1992011746A1 PCT/JP1991/001771 JP9101771W WO9211746A1 WO 1992011746 A1 WO1992011746 A1 WO 1992011746A1 JP 9101771 W JP9101771 W JP 9101771W WO 9211746 A1 WO9211746 A1 WO 9211746A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- seedling
- seedlings
- moving mechanism
- row
- moving
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C11/00—Transplanting machines
- A01C11/02—Transplanting machines for seedlings
Definitions
- the present invention relates to transplantation and cultivation of agricultural crops in which seedlings are planted in a nursery container such as a paper tube, in which the seedlings are separated from the seedling container such as a paper tube into individual cylindrical seedlings.
- the present invention relates to a seedling separation device mounted on a machine.
- each of the seedlings is connected in a strip shape, and the meandering folded paper tube seedling aggregate is placed on a seedling supply stand.
- an apparatus in which the seedlings are continuously drawn out in a row, separated into individual paper tube seedlings by a separation porter, and transferred to a subsequent transplanting unit.
- the seedlings in the paper cylinder seedling assembly are connected to each other by a detachable paper connecting portion, and the adjacent rows folded in a meandering shape are adhered with a water-soluble glue.
- the above-mentioned paper tube seedling assembly is placed and transported on a conveyor provided in a seedling supply table of the transplanting machine, continuously drawn out in a row by a drawing roller, and separated by a separation roller. It is separated into seedlings.
- a separation roller In the process of pulling out, if the connection of the seedlings of the above-mentioned aggregate is cut off for some reason, the connection with the following seedlings will be cut off. There is a disadvantage that it interferes with work.
- An object of the present invention is to form a large number of individual tubular seedlings without using the above-mentioned paper tube seedling aggregate by band-like connection, and to join adjacent seedlings with a water-soluble paste.
- aligned seedlings they are placed on the seedling supply table and unwound in an aligned state, and are separated from the front row one by one, and can be smoothly transported to the subsequent transplantation mechanism. It is intended to provide a device that can dramatically improve the efficiency of transplantation work.
- a first seedling moving mechanism that reciprocally moves in one direction, with arranged aligned seedlings that are detachably connected to each other and that are arranged in many rows, and are provided on the first seedling moving mechanism.
- a second seedling moving mechanism that intermittently moves at a moving end of the mechanism in a direction orthogonal to the moving direction of the first seedling moving mechanism and feeds the aligned seedlings by one line;
- a pair of separation rollers which are located in front of the moving direction of the seedling moving mechanism of No. 2 and are in contact with the front row of the aligned seedlings to be fed out, along with the movement of the aligned seedlings by the first moving mechanism.
- the seedlings are separated one by one from the end of the row, and when the separation of the front row is completed, the second row moving mechanism draws out the aligned seedlings of the next row and abuts against the separation port to separate them into individual seedlings. Therefore, the aligned seedlings are reliably and continuously separated as individual seedlings and transported to the subsequent seedling transplantation equipment.
- FIG. 1 is a plan view showing one embodiment of the aligned seedling separation apparatus of the present invention
- FIG. 2 is a side view in the direction of arrow A-A in FIG. 1
- FIG. 3 is a line B- in FIG. 4 and 5 are plan views schematically showing the relationship between the first moving mechanism and the separation roller in the separation device
- FIGS. 6 and 7 are seedling separation devices.
- FIG. 4 is a plan view showing an operating state in the embodiment.
- reference numeral 40 denotes aligned seedlings which are connected to individual paper cylinder seedlings 41 in a separable and orderly manner.
- the seeds are sown and seedlings are stuffed with culture soil, and the water-soluble glue that attaches the paper cylinders to each other gradually dissolves by irrigation and joins together with the deterioration of the paper cylinders.
- they are connected with an appropriate bonding strength to form aligned seedlings 40.
- FIG. 1 schematically shows the structure of a seedling separation apparatus, in which 51 is a machine frame composed of a pair of parallel frame members separated from each other, and outer frames 5 2 are provided at both longitudinal ends of the machine frame 51.
- 51 is a machine frame composed of a pair of parallel frame members separated from each other
- outer frames 5 2 are provided at both longitudinal ends of the machine frame 51.
- inner frames 53 are provided respectively
- a separation mechanism frame 54 is provided in the middle part.
- the seedling separation device is mounted on the machine frame 51 as a part of the transplanter, and its configuration is orthogonal to the traveling direction of the transplanter (the direction of the arrow shown in the figure).
- a first seedling moving mechanism 20 that reciprocates in the horizontal direction to move the aligned seedlings 40; and a first seedling moving mechanism 20 that is provided on the first seedling moving mechanism 20 and moves intermittently in the vertical direction.
- the paper tube seedlings 41 separated by the above-mentioned device are transport belts 5 and 5 as shown in the figure. 6 and transported to the seedling drop tube 61 of the transplanting device.
- the first moving mechanism 20 has a plane, substantially rectangular moving mechanism frame 21, and a pair of opposite longitudinal ends of the frame 21 with a distance slightly wider than the width of the aligned seedlings 40.
- a seedling guide 22 is erected, and below the moving mechanism frame 21, two shafts 23, 24 extending along the moving direction are hung over the outer frame 52.
- the moving mechanism frame 21 is engaged and supported by the shafts 23 and 24, and reciprocates along the shafts. That is, a twill screw 23 is engraved on the shaft 23, and a projection (not shown) provided on the moving mechanism frame 21 is engaged with the above-mentioned screw groove.
- the moving speed is the outer peripheral speed of the separation rollers 1 and 2. It is set later, for example, about 1/3 in the above embodiment.
- sprockets 25, 24 are attached to the outer protruding ends of the outer frames of the shafts 23, 24, respectively.
- a cam 28 that engages with a cam receiver 34 described later is attached to each inner side of the outer frame 52 of the shaft 24.
- the second moving mechanism 30, which is provided in the first moving mechanism frame 21 and moves vertically on the frame, is provided in the longitudinal direction of the bottom of the first moving mechanism frame 21 so as to be spaced apart from each other.
- a pair of pulley shafts 3 2 is provided in the longitudinal direction of the bottom of the first moving mechanism frame 21 so as to be spaced apart from each other.
- a belt 31 slightly narrower than the longitudinal width of the frame 21 is stretched around 33, and the aligned seedlings 40 are placed on the belt 31 and move intermittently in the longitudinal direction. It is like that.
- this intermittent moving mechanism has a disk-shaped cam receiver having notches at the both ends of the pulley shafts 32, 33 at equal intervals on the circumference.
- the rotation of the shaft 24 is transmitted to the pulley shaft 32 by the engagement of the cam 28 of the shaft 24 with the cam receiver 34 so that the second moving mechanism Move belt 31. That is, the cam 28 engages with the cam receiver 34 at each moving end of the first moving mechanism frame 21 reciprocating on the shafts 23, 24 and rotates by one frame.
- the aligned seedlings 40 are intermittently fed in the direction of the separation rollers 1 and 2 by one row.
- Separation rollers 1 and 2 are rollers formed of an elastic material such as sponge and formed with S, and are vertically set up from the separation mechanism frame 54.
- the two rotating shafts 3 and 4 are attached to the upper and lower two-stages (1, 1 ', 2, 2'), respectively.
- the diameter is set to be smaller than the diameter of the tube seedling, and the separated paper tube seedling 41 is sandwiched between the rollers 1 and 2 and fed out. Therefore, the distance between the shafts of the rollers 1 and 2 and each diameter thereof are determined by the diameter of the paper tube seedling 41.
- the diameter of the paper tube seedling 41 is about 2 cm.
- the distance between the rollers 1 and 2 is about 2.5 times that of the roller, and the diameter of the roller is about 2 times. is there.
- the shafts 3 and 4 of the rollers 1 and 2 are provided with spur gears (not shown) having the same number of teeth that mesh with each other. Rotate with spur gears (not shown) having the same number of teeth that mesh with each other. Rotate with spur gears (not shown) having the same number of teeth that mesh with each other. Rotate with spur gears (not shown) having the same number of teeth that mesh with each other. Rotate with spur gears (not shown) having the same number of teeth that mesh with each other.
- a pair of shafts 9 and 10 which are close to the shafts 3 and 4 and have substantially the same interval as the shafts 3 and 4 are further extended.
- a pair of shafts 13 and 14 having the same interval as the shafts 9 and 10 are erected on the separation mechanism frame 54, respectively.
- the shafts 9, 10 and 13, 14 are provided with burries 11, 12, and 15, 16, respectively, between the pulleys 11, 12, and 15, 16 respectively. Belts 5 and 7 are stretched.
- the belts 5 and 7 are covered with an elastic body such as a sponge body, and are rotatively bulged by, for example, one of the burries 15 and 16, and the other shafts 13 and 14 have the same teeth cooperating with each other.
- Number of spur gears (not shown) It is set to rotate at a speed that is about 30% faster than the peripheral speed of the rollers 1 and 2, for example.
- the rollers 1 and 2 move back and forth alternately in a direction parallel to the seedling feeding direction by the second moving mechanism without changing the distance between the shafts 3 and 4 by the action of a link mechanism described later.
- the moving distance is set so as to move the feed pitch for one row of the seedlings 40, that is, a distance slightly smaller than the diameter of the paper tube seedling 41. Therefore, the rotating shafts 3 and 4 are erected on the separation mechanism frame 54 so as to be able to move through the long grooves 3 a and 4 a provided on the frame 54.
- a T-shaped link 72 is fitted on the shafts 3 and 4, and the link 72 is It is rotatably supported by a pin 7.5 protruding from the separation mechanism frame 54.
- reference numerals 81 and 82 denote support frames having one ends pivotally supported by shafts 3 and 4 and the other ends extending in parallel with the machine frame 51, respectively. They are connected to L-shaped links 73 and 74 described later via pins 78 and 79, respectively.
- a reference numeral 71 shown in the figure is provided on the inner frame 53, is located below the first moving mechanism frame 21, and extends in the moving direction thereof. Is.
- Both ends of the rod 71 are raised to a height that abuts against the side end of the first moving mechanism frame 21 to form an engaging portion 71, and the engaging portion 71a The separation distance between them is set slightly smaller than the moving distance of the first moving mechanism frame 21. Further load 7 1 A pin 71b is protruded at the center of the L-shaped link 72, that is, at a position facing the support pin 75 of the L-shaped link 72.
- pins 71c and 71d are located at positions facing the support pins 77 and 78 of the L-shaped links 73 and 74, respectively. These pins 71b, 71c, and 71d are fitted in slots provided at the ends of the links 72, 73, and 74, respectively.
- Numerals 18 and 18 denote seedling row regulating bodies, which are mounted on supporting frames 83 erected on the supporting frames 81 and 82, respectively. 4 is located at the height between the upper and lower rollers 1, 1 ', 2, 2' provided, that is, at the height in contact with the aligned seedlings 40, and is formed so as to extend in parallel along the seedling row. ing. Then, the seedling regulating members 17 and 18 are synchronized with the movement of the rollers 1 and 2 which move forward and backward, and alternately move forward and backward by the same distance as that of the mouth roller.
- the first moving mechanism frame 21 When the first moving mechanism frame 21 having the moving mechanism as described above and moving laterally on the shafts 23 and 24 reaches the moving end, the first moving mechanism frame 21 comes into contact with the engaging portion 71 a of the port 71 and comes into contact therewith. Push the rod 71 slightly in the above direction.
- the links 72, 73, 74 which engage with the pins 71b, 71c, 71d via the elongated holes respectively are provided with the support pins 75, 76, 77 as fulcrums. Rotate angularly to move the shafts 3 and 4 engaged with the link 72 and the support frames 81-82 engaged with the links 73 and 74 forward and backward. That is, as shown in FIG.
- FIG. 6 corresponding to the state of FIG. 4 above
- FIG. (2) The aligned seedlings 40 placed on the belt 31 of the moving mechanism 30 have been sent out to a position where the foremost seedlings 40a are in contact with the seedling regulating body 17 at the retreat position.
- the roller 11 at the retracted position comes into contact with the tip of the front row seedling 40a.
- the roller 2 and the seedling regulating body 18 in the forward position are located close to the second row seedlings 40b of the aligned seedlings 40.
- the first seedling of the front row seedling 40a with which the roller 1 comes into contact is detached from the adjacent seedling, or the seedling that leaves connection in part is Furthermore, it is rolled by being sandwiched between the roller 1 and the seedling row of the second row seedling 40b, and is completely separated.
- the peeled seedling 41 rolls and is caught between the rollers 1 and 2 and enters the subsequent conveyor belt mechanisms 5 and 6 to be transported further.
- the front row seedlings 40a are sequentially and individually separated.
- the link mechanism When the frame 21 reaches the right movement end, the link mechanism operates to move the rollers 1 and 2 forward and backward to change their front and rear positions, and to change the cam mechanism 28, 3 provided on the shaft 24. 4 is activated to move the belt 31 and unwind it by one row of the aligned seedlings 40 in the vertical direction. That is, the second row seedlings 40b are the front row seedlings, and the seedlings are separated as shown in FIG. 7 with the left movement of the first moving mechanism frame 21.
- a number of tubular seedlings such as individual paper tube seedlings are arranged in a row, and the aligned seedlings are used in which the adjacent seedlings are joined so that they can be separated from each other.
- the seedlings are placed on a possible seedling transfer mechanism and fed out in an aligned state, and the separation port is brought into contact with the foremost row of seedlings, so that the seedlings can be separated one by one from the tip of the seedlings reliably and without difficulty, and subsequent transplantation It can be transported smoothly to the mechanism, and the transplantation efficiency in this seed transplant cultivation can be dramatically improved.
- the aligned seedlings are shown in the case of the paper tube seedling raising container.
- the seedling raising material itself is made of the inorganic fiber or the high molecular compound constituting the seedling raising container is also used as the cylindrical seedling.
- the present invention can be used as long as it is separably connected to individual seedlings. Can be used as a target seedling
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Transplanting Machines (AREA)
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK92901904T DK0571627T3 (da) | 1990-12-26 | 1991-12-26 | Indretning til adskillelse af stiklinger |
EP92901904A EP0571627B1 (en) | 1990-12-26 | 1991-12-26 | Device for separating seedlings |
DE69130073T DE69130073T2 (de) | 1990-12-26 | 1991-12-26 | Vereinzelungsvorrichtung für setzlinge |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2/414703 | 1990-12-26 | ||
JP41470390 | 1990-12-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1992011746A1 true WO1992011746A1 (en) | 1992-07-23 |
Family
ID=18523153
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1991/001771 WO1992011746A1 (en) | 1990-12-26 | 1991-12-26 | Device for separating seedlings |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0571627B1 (ja) |
JP (1) | JPH0675442B1 (ja) |
DE (1) | DE69130073T2 (ja) |
DK (1) | DK0571627T3 (ja) |
WO (1) | WO1992011746A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0611518A1 (en) * | 1991-10-04 | 1994-08-24 | Hokuei Co., Ltd. | System for separating lined-up seedling |
US5983812A (en) * | 1997-08-28 | 1999-11-16 | Circle Tekko Co., Ltd. | Seedling with soil selecting and transporting apparatus for transplanting machine |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10326199A1 (de) * | 2003-06-07 | 2005-02-03 | SCHWENK, Günther | Verfahren und Vorrichtung für eine Plfanzmaschine zum Setzen von Jungpflanzen und Setzlingen |
CN112189417B (zh) * | 2020-09-22 | 2021-10-01 | 农业农村部南京农业机械化研究所 | 一种水稻大苗栽植装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5420406B2 (ja) * | 1975-05-21 | 1979-07-23 | ||
JPS5729522Y2 (ja) * | 1977-06-08 | 1982-06-28 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1219366A (en) * | 1968-02-23 | 1971-01-13 | Nippon Beet Sugar Mfg | Seedling transplanting device |
-
1991
- 1991-12-26 JP JP50177192A patent/JPH0675442B1/ja not_active Withdrawn
- 1991-12-26 EP EP92901904A patent/EP0571627B1/en not_active Expired - Lifetime
- 1991-12-26 DE DE69130073T patent/DE69130073T2/de not_active Expired - Fee Related
- 1991-12-26 DK DK92901904T patent/DK0571627T3/da active
- 1991-12-26 WO PCT/JP1991/001771 patent/WO1992011746A1/ja active IP Right Grant
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5420406B2 (ja) * | 1975-05-21 | 1979-07-23 | ||
JPS5729522Y2 (ja) * | 1977-06-08 | 1982-06-28 |
Non-Patent Citations (1)
Title |
---|
See also references of EP0571627A4 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0611518A1 (en) * | 1991-10-04 | 1994-08-24 | Hokuei Co., Ltd. | System for separating lined-up seedling |
EP0611518A4 (en) * | 1991-10-04 | 1994-11-17 | Hokuei Kk | SYSTEM FOR SEPARATING ALIGNED SEEDLINGS. |
US5983812A (en) * | 1997-08-28 | 1999-11-16 | Circle Tekko Co., Ltd. | Seedling with soil selecting and transporting apparatus for transplanting machine |
Also Published As
Publication number | Publication date |
---|---|
DE69130073D1 (de) | 1998-10-01 |
DK0571627T3 (da) | 1999-05-25 |
EP0571627A4 (en) | 1994-05-11 |
JPH0675442B1 (ja) | 1994-09-28 |
EP0571627A1 (en) | 1993-12-01 |
DE69130073T2 (de) | 1999-05-12 |
EP0571627B1 (en) | 1998-08-26 |
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