JPS62221A - Apparatus for lifting and delivering seedling box - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Detailed Description of the Invention] The present invention relates to a seedling box lift delivery device, and more specifically, a seedling box lift delivery device that follows a seeding machine that performs bed soil supply, sowing, watering, and covering with soil while transporting an empty seedling box. The present invention relates to a seedling box lift and delivery device that lifts the seedling box after the sowing process and delivers it to a multi-tiered seedling box supply device.

Conventionally, with a device that lifts seedling boxes sent out by a conveyor on the seeding machine side and delivers them to the seedling box supplying device, the seedling boxes sent out from the seedling machine side are stopped by a stopper, and then lifted. It was configured to do this. For this reason, the damp bed soil in the seedling box moves due to the shock of receiving it, and the seeds near the surface of the bed soil move, disrupting the uniformly sown state, which has the disadvantage that uniform germination cannot be expected. Ta.

This invention aims to eliminate the above-mentioned drawbacks and has taken the following technical measures.

That is, in this invention, on a seeding table 1 with a conveyor for transporting empty seedling boxes A, a bed soil supply device 6, a seeding device 7, and an irrigation bag @
9. A seedling box transfer device that is located at the rear side of the seeding machine X and is taller than the seeding table 1 of the seeding machine X, and has a seedling box A′ having a soil covering device 8. A transfer conveyor that receives and transports the seedling boxes A' delivered from the conveyor end of the seeding machine 12, a lift conveyor 13 that lifts the seedling box 'A' transferred by this transfer conveyor 12, and a lifted seedling box A'
A delivery device 10 is provided, which includes a push-out device 15 for pushing out the seedling boxes A' to the side of the seedling box supply device Y, and a lift conveyor 13 of the delivery bag [110] is used to place the seedling boxes A' transferred by the transfer conveyor 12 in the proper position. When the seedling box A is being transported
A seedling box lift and delivery device is configured to lift the seedling box without receiving it, and with this structure, the seedling box sown by the seeding machine is transferred by the transfer conveyor of the transfer device. Since it is lifted without being stopped midway, it can be lifted with less shock compared to the conventional method, which stops once in a fixed position and then lifts, and the seeds planted in the seedling box do not move. No more clutter.

It has the effect of preventing the occurrence of subsequent germination spots.

Next, one embodiment of the present invention will be described in detail based on the drawings.

First, to explain the overall configuration shown in Figs. 1 and 2, X is a seeding machine, and two conveyor belts 3, 3 on the left and right are placed on a short seeding table 1 supported by legs 2, 2. A seedling box transfer conveyor 4 is provided for winding... Reference numeral 5 denotes an empty seedling box feeding device that loads empty seedling boxes A and feeds them onto the conveyor belts 3, 3 one after another.

6 is a bed soil supply device, which includes a hopper 6a and a bed soil delivery device 6.
b, which supplies bed soil to the empty seedlings mA being transferred, and is configured to be driven and rotated by a motor M 6 a.

Reference numeral 7 denotes a seeding device, which is composed of a hopper 7a and a seeding feeder 7b, and is configured to sow seeds into a seedling box A fed with bed soil, and is driven and rotated by a motor M6b.

8 is a soil covering device, which includes a soil covering hopper 8a and a soil covering device 8b.
This is to cover the top surface of the seedling box A in which seeds are sown and sent out, and this power is transmitted by the motor M6b.

Reference numeral 9 denotes a watering device, which is located between the bed soil supply device 6 and the seeding device 7 and is configured to irrigate the top surface of the bed soil.

Reference numeral 10 denotes a delivery device, which is located on the rear side of the seeding machine It is structured as follows. A transfer conveyor 12 that winds in the front and back direction is provided in a frame 11 that stands upright in a gate shape when viewed from the front, and is an example of a lift conveyor 13.13 that winds in the vertical direction on both left and right sides of the frame. Wind a certain Cheno 13a, 13a, and wind this Cheno 13a, 13
Lift machines 14.14 are attached to the front and rear of a, and the seedling boxes ``A'' placed on the transfer conveyor 12 after sowing are held in a horizontal state by the rotation of the chinos 13a, 13a... It is configured to move upward.

Reference numeral 15 denotes an extrusion device, which is located at the front left and right center portions of the frame 11, and is configured to press the extrusion plate 15 with an air cylinder device 15a using air pressure from an air compressor (not shown).
b is moved back and forth.

16 is an air switching valve. M5 beam chain 1
3.13..., M7 is the motor that drives the belt conveyor 12, 5w1O is the lift machine 14.1 when the seedling box A' is sent by the belt conveyor 12.
4 is a detection switch for detecting that the lifting state position has been reached, and the motor M5 is provided to rotate based on the detection of this switch 5w1O.

Swl 1 is a detection switch that detects when the lift chains 13a, 13a, . Device 1
It is configured to prompt the operation of 5a.

Note that the switches 5w12 and 5w13 are for controlling the opening and closing of the piston of the air cylinder device 15a.

Y is a seedling box transfer processing device, and in the illustrated example, it is a device that supplies seedling boxes A'' to the seedling nursery 29 in a stacked state while shaking and transferring the seedling boxes A' from side to side. It consists of a device 23, seedling box pushing devices 48, 49, a vertical movement device 36 for a seedling raising device, and the like.

23 is a transfer device for sorting the seedling boxes A', and the extrusion device 15
The system receives the seedling boxes A' pushed out by the machine and distributes the seedling boxes A' into two rows on the left and right while transporting them rearward. Specifically, it has the following structure. On the upper part of the support stand 24 connected to the frame 11 of the transfer device 10, rotary rollers 25, 25, etc. whose axes face in the left-right direction are supported at predetermined intervals, and each of these rollers is driven by a motor M4 through a chino. The extruded bags [i! An air cylinder device 27 of the same type as 15 is provided, and this air cylinder device 27
The push-out plate 27a is designed to operate in conjunction with the operation of the air cylinder 15a, and operate 1/2 of the operation of the push-out plate 15a. It is configured to be distributed into two columns, left and right. For this sorting, a solid seedling box transferring device 28 is connected to the rear side of the transferring device 23, and is configured to transfer the seedling boxes A' rearward in two rows on the left and right. .

Reference numeral 29 is a seedling raising device, which is attached to the pillars 30a and 30 on the front and rear ends of 1.
b and an intermediate support 30c are arranged at a predetermined interval on the left and right, making a total of six supports, and support beams 31, 31. 31
... are attached, and each of these supports is firmly connected at the upper and lower ends, and the lower frames 32 and 33 are connected as a frame, and a total of four seedling boxes are placed on a horizontal plane at predetermined intervals in plan view. It is configured to be Rolling wheels 34, 34, 35, 35 with casters are attached to the lowermost frame 33 of this seedling raising device 29 for moving left and right, front and back.

Reference numeral 36 denotes a vertical movement mechanism for the seedling raising device 29, which is provided on one side of the seedling box transfer device 28, and includes support frames 37, 37, which face each other in plan view in the front, rear, left, and right directions. 4
The above-mentioned □ seedling raising device 29 is placed between the support frames 37 and 37.
is arranged so that it fits in from the side, and this support frame 37, 3
Fit vertically movable lifting frames 38, 38... into 7,
A rack 38a is integrally attached to the lifting frames 38, 38..., and a lifting motor M3 with a pinion 39b pivotally supported is provided on the support frame 37, 37... on the side of the seedling box transfer device. The elevating frames 38, 38 are configured to move up and down by the forward and reverse rotation of the rotor M3.

A lift arm 38b that protrudes laterally is attached to the lifting frame 38, 38 on the side of the seedling box transfer device.

This lift arm 38b is connected to the elevating frame 38, 38.
The lowermost front and rear supports 31 and 31 of the seedling raising device 29 fitted therein are supported, and the entire seedling raising device 29 is configured to be movable up and down.

40 is a movable stopper device that receives the transfer of the seedling box A;
The distribution is located on the upper surface of the rear end side of the transfer device 23, and is arranged on the left and right sides.
The cylinder device 42 is activated by the detection switch 5w14, which is in a state of simultaneously receiving the front ends of the seedling boxes A' and A' being transferred in a row, and turns on when the two rows of left and right seedling boxes A'' and A' are received. It is configured to operate and move upward to release the receiving state.

Similarly, 43 is a movable stopper device, which is located on the upper surface of the seedling box transfer device 28 corresponding to the front and rear intermediate portions of the seedling raising device 29, and this movable stopper group @43, contrary to the above, is not always in use. It is attached to a cylinder 45 that is located above so as not to receive the seedling box A' and is activated to the receiving state when a detection switch Swl, which will be described later, is turned on.

The detection switch Swl is attached to a fixed stopper 46 that is located at the rear end of the seedling box transfer bag @28 and catches the seedling boxes A'HA' transferred in two rows when they reach the rear end. , seedling box A, to detect the arrival of A.

The detection switch Sw2 is attached to the movable stopper 43 and detects that two rows of seedling boxes on the left and right are received by the movable stopper 43.

48 and 49 are seedling box pushing devices, respectively, and the seedling box transfer device 2
At the same time, two seedling boxes A' and A', which are located on the opposite side of the seedling raising device 8 and are parallel to the left and right on the front side and the rear side of the seedling raising device 29, respectively, are placed at the same time on the side of the seedling raising device 29.・These push plates 48a and 49a are used to push the motor M
Extrusion rods 48b and 49b that are moved in and out by the pinion gear rotated by M2 and the rack that engages with the pinion gear.
installed on. Then, when the switch Sw2 is turned on, the motor M1 rotates normally to project the push rod 48b and push the seedling boxes A', A' into the seedling raising device 29. When this is completed, the switch Sw6 is turned on and the motor M1
When the motor M1 is reversed and returns to its original state, the switch Sw3 is configured to stop the rotation of the motor M1.

Also, for motor M2, turn on the switch Swl in the same way.
When the switch Sw5 is turned on, the motor rotates in the normal direction, when the switch Sw5 is turned on, the motor rotates in the reverse direction, and when the switch Sw4 turns on, the motor rotates in the normal direction.

Swl 5 is a changeover switch for changing the vertical movement pitch of the vertical movement mechanism 36, and a support bar 31° 31 of the seedling raising device 29 is attached to the front and rear lifting frames 38, 38, respectively, with the same pitch as the vertical pitch Q. Cam body 57 provided with latch 57a
and a cam body 58 having latches 58a are provided at intervals of twice the pitch L, and the latches 58 are provided on the support frame 37 side.
Switch to detect 8a S w 9 + S w 9
' is provided, and when it comes into contact with the latch position and turns on,
It is configured to stop the rotation of the lifting motor M3, and the switches Sw9 and 8w9' are wired in parallel so that the operating side can be freely selected and switched.

Reference numeral 61 denotes a floating prevention device, which is attached to the seedling raising device 2 of the seedling box transfer device 28.
Rollers 64, 64 are rotatably supported on metal fittings 62, 63 erected on the frame 28a on the 9 side, and the outer periphery of the seedling box A' pushed in by the seedling box pushing device 48, 49. Press and guide the top of the frame to ensure that the holder 3 of the seedling nursery device 29
1.

The switch Sw7 is for detecting that the lift arm 38b of the vertical movement mechanism 36 has reached the lowest end, and the switch Sw8 is for detecting that the lift arm 38b has reached the highest end.

The electric control circuit shown in FIG. 10 will be described in detail along with an explanation of its operation.

Next, to explain the upper action in detail, first,
Bed soil is put into hoppers 6a and 8a, and paddy seeds are put into hopper 7a. And the support frames 37, 37 of the vertical movement mechanism 36
...The seedling raising device 29 is fitted and set inside. At this time, the lift arm 38b is placed in a state in which it supports the lowermost receiving beams 31, 31. In this state, first, when the main switch MSw is turned on, the electromagnetic switch MS9 is operated to close the contact MS-9 and rotate the motors M6a and M6b.

Next, when the button switch PB-1 is pressed, the electromagnetic switch MS5 is activated, and the motor M3 of the vertical movement mechanism 36 rotates forward, causing the lift arm 3 to be self-held by the contact MS-5.
8b rises. and.

When the upper end is reached, switch Sw8 is activated, switch CR3 is energized, and is self-held by contact CR-3. Further, since the switch MS7 is excited by another contact CR-3, the switch MS5 is reset by the operation of the other contact, and the lift arm 38b is stopped at the upper end.

That is, the receiving surface of the lowermost receiving bar 31 of the seedling raising device 29 is set at the same height as the upper surface of the seedling raising box transfer device 28.

In addition, contact MS-7 is activated by excitation of switch MS7 described above.
is closed, and motor M4 and motor M7 rotate.

That is, by the action of the electric control circuit described so far, the empty seedling boxes A are sequentially transferred one by one by the conveyor belt 3, 3, etc., and the bedding soil is supplied to the bedding soil supplying device 6 until the top surface reaches about 8 minutes. After being uniformly supplied and irrigated, seeds are sown by a seeding device 7, and then covered with soil by a soil covering device. Then, it is sent later by the transfer conveyor 12 of the transfer device 10.

And the switch 5w located at the rear of the conveyor 12
When the arrival of the seedling box A' in which 1O is sown is detected, the switch MS8 is energized and self-held by the contact MS-8.
Another contact MS-8 rotates motor M5.

Therefore, the lift chain 13.13 of the transfer device 10 is rotated, and the seedling boxes A' on the transfer conveyor 12 are received by the lift crosspieces 14.14 and lifted.

At this time, the seedling box A' is not caught by a stopper, etc., and leaves the conveyor 12 during the transfer by the detection of the switch 5w1O, so that the seedlings in the seedling box A' cannot be moved even immediately after being watered. It can be lifted accurately without any problems.

When the seedling box A' is lifted upward in this way, the switch Swl 1 detects this seedling box A', and the motor M5
stops. At the same time, switch CR4 is energized and contact C
R-4 is activated and self-holding at the same time.

Further, the solenoid 5QL1 is actuated by another contact CR-4 to push out the lifted seedling box A'. Then switch 1
2 is activated, the switch CR5 is energized, and is self-held by the contact CR-5, and at the same time, extrusion is stopped by another contact CR-5.

Furthermore, another switch 5w12' is activated, and the timer T
2, the distribution is carried out a little later by the extrusion device 15 of the transfer device 23.
moves back and forth once for each two operations of seedling box A', and
Sort the seedling boxes A' into rows.

Further, the solenoid 5OL2 is actuated by another contact CR-5 to retract the extrusion piston and stopped by the switch Swl3.

In this way, the seedling boxes A are sorted into two rows on the left and right on the transfer device 23 and transferred to the rear.

When the two rows of left and right seedling boxes A' and A' being transferred are detected by the switch 5w14, the timer T1 is activated, the contact T-1 is closed, and the solenoid 5OL4 is activated.
The cylinder device 42 operates and releases the seedling box A' that has come ahead from the state where it was received, and the seedling boxes A' and A are placed on the left and right.
' are sent later in parallel. And the seedling box transfer device 2
8 and is transferred to the rear end side.

Then, the two rows of left and right seedling boxes A', A' are received by the fixed stopper 46 on the rear end side of the transfer device 28, and when the switch Swl detects this, the switch MSI is energized and the contact MS- At the same time, the motor M1 of the pushing device 49 is rotated by a separate contact MS-1, and the two seedling boxes A are placed on the support bar 31 at the rear of the lowest stage of the seedling raising device 29.
, A will be pressed at the same time.

At this time, the seedling boxes A', A' which are about to be pushed in are pushed and guided by the rollers 64.degree. 64 of the anti-floating device 61 on the front and rear upper surfaces of the seedling boxes A', A' to be pushed in securely.

Next, when the switch Sw4 is turned on, the switch MS2 is excited and at the same time self-held, and another contact MS-2
The switch MSI is energized and the motor M1 is reversed.
Pull back the pushing device.

In addition, due to the excitation of the switch MSI, another contact MS-1
is closed, and the switch CRI is energized. and contact CR-
1 operates the solenoid 5OL3, and the cylinder 45
is moved down so that it can receive the seedling box A'.

In this state, when the switch Sw2 attached to the stopper 46 is turned on, the switch MS3 is energized, the contact MS-3 is closed, and the motor M2 is self-held.
rotates, and the pushing device 48 works to push the two seedling boxes A' and A' onto the support bar 31 at the front of the lowermost stage of the seedling raising device 29. Then, the switch Sw3 is turned on and the switch MS4 is energized and self-held, and at the same time the contact M
The switch MS2 is energized by S4, and the motor M2 is reversed to pull back the pushing device.

In this way, the seedling raising boxes A, A, . The push rod 48b returns and is reset, and the switch Sw3 is turned on.

Then, in advance, each holder 31° 31 of the seedling raising device 29...
・If you want to stack seedling boxes A'' on top, press the selector switch 5w.
15 is manually switched so that current flows to the switch SwQ side. In addition, seedling boxes A are placed one row apart on the top and bottom.
When it is desired to stack ', it is preferable to switch the selector switch 5w15 so that the current flows to the switch Sw9' side.

If the switch is switched to either side in this way, the switch CR2 is excited by turning on the switch S w 3, the contact CR-2 is closed, and the switch MS6 is excited,
Contact MS-6 closes and rotates in the opposite direction to motor M3 to operate the vertical movement mechanism 36 and move the lift arm 38b downward. At this time, the switch Sw9 or the switch Sw9' on the side through which the current is flowing by being switched by the switch 5w15 continues to be ON until it corresponds to the latches 57a and 58a of the cam body 57 or 58, and the interval between the latches is the pitch Q or L. The seedling raising device 29 is lowered and stopped.

At this time, the upper surface of the seedling box transfer device 28 and the seedling raising device 2
9, the heights of the receiving bars 31 in the second stage from the bottom become approximately the same height, or the heights of the receiving bars 31 in the third stage from the bottom become the same height, and then they are stopped.

Then, by sequentially repeating the above action, the seedling raising device 29 is intermittently moved downward, and the seedling boxes A are stacked on the receiving bars 31, 31, . . . .

In the case of the upper side, the entire seedling raising device 29 is moved up and down by the vertical movement mechanism 36, but it is not necessarily necessary to operate the entire device, and only the holder 31 portion of the seedling raising device 29 is moved up and down by the lift arm 38.
There is no problem with a structure in which the support beams 31 are supported by the rails b and can be moved up and down. It is desirable that the

[Brief explanation of the drawing]

The drawings show an embodiment of the present invention, in which Fig. 1 is a side view of the whole, Fig. 2 is a plan view thereof, Fig. 3 is a side view of the main part, Fig. 4 is a plan view thereof, Figure 5 is a simplified rear view of the main parts.
Fig. 6 is a side view of the seedling nursery, Fig. 7 is a plan view thereof, Fig. 8 is a partially sectional side view of the main part, Fig. 9 is a slope view of the main part,
FIG. 10 is an electrical control circuit diagram. Symbols in the figure: 1 is a seeding table, 6 is a bed soil supply device, 7 is a seeding device, 8 is a soil covering device, 9 is an irrigation device, 10 is a delivery device, 1
2 is a transfer conveyor, 13 is a lift conveyor, 15
indicates an extrusion device, A and A' indicate a seedling box, X indicates a seeding machine, and Y indicates a seedling box transfer processing device. Representative Masataka Iseki Procedural Amendment (Fuzo 1985 Patent Application No. 256865 2, Name of the invention Seedling box lift delivery device 3, Person making the amendment Relationship to the case Patent applicant Zip code 799-26 Address Ehime Prefecture 700 Umahoncho, Matsuyama City Telephone
Patent Department (0899) 57-33114, Date of amendment order: June 4, 1985 June 24, 1986 (Shipping date) As per (no change in content) 7. List of attached documents (1) Drawings (all drawings) 1 or more copies

Claims (1)

[Claims] A seeding machine It has a seedling box transfer device that is taller than the seeding table 1 of the seeding machine , a transfer conveyor 12 that receives seedling boxes A' delivered from the end of the conveyor of the seeding machine X and transports them later; and this transfer conveyor 12.
Lift conveyor 1 lifts the seedling box A' transferred by
3, and an extrusion device 15 for pushing out the lifted seedling box A' toward the seedling box feeding device Y side.
The lift conveyor 13 of this delivery device 10 is
This seedling box lift delivery device is configured to lift the seedling box A being transferred without receiving it when the seedling box A being transferred by a transfer conveyor 12 reaches a proper position.