JPH07180958A - Test drier for grain - Google Patents

Abstract

PURPOSE:To permit respective automatic operations of movement of a receiving body as well as the discharging of sample grains and facilitate the simplification of control works of drying of sample grains for respective receiving bodies. CONSTITUTION:A test drier for grains is formed so as to dry sample grains by a method wherein the drier comprises a grain transfer mechanism 33, for moving a plurality of receiving bodies 28...81... for receiving sample grains, and grain discharging mechanisms 45, 46, 96 for taking the sample grains automatically out of the moving range of the receiving bodies 28, 81 moved by the grain transfer mechanism 33 while the plurality of receiving bodies 28...81... are arranged on the grain transfer mechanism 33 endlessly to circulate the receiving bodies.

Description

Detailed Description of the Invention

[0001]

[Industrial field of application] The present invention is mainly intended for wheat and other grains, and is for joint grain drying such as rice center, country elevator, dry store, etc., which is composed of a receiving section, a drying section, a storage section, a preparation and shipping section, etc. Regarding a test dryer for grain at a facility.

[0002]

2. Description of the Related Art Conventionally, as shown in Japanese Unexamined Patent Publication No. 57-61940, a test dryer generally used is one in which a lot of sample paddy is put in a plurality of storage shelves or containers which are fixed in a drying chamber, and after a certain drying, A lot of sample paddy is taken out from a storage shelf or a container.

[0003]

In the prior art described above, since the work of taking in and out the sample paddy from the test dryer is performed artificially, it requires manpower and the work efficiency is extremely low and the accuracy is low, and each lot Since the sample paddy is dried in place at a substantially constant location, there is a problem that the sample paddy of each lot is unevenly dried.

[0004]

SUMMARY OF THE INVENTION Therefore, according to the present invention, a grain transfer mechanism for moving a plurality of storage units for storing sample grains and a sample grain automatically moved outside the storage unit moving range by the grain transfer mechanism. With a grain discharge mechanism to take out to
It is characterized in that a plurality of containers are arranged endlessly in the grain transport mechanism and are circulated to dry the sample grain.

[0005]

[Operation] Therefore, the movement of the container by the grain transport mechanism,
In addition, each operation of discharging the sample grain by the grain discharging mechanism can be automatically performed, and the labor such as the receipt of goods and the self-inspection of the facility can be saved, and the discharging mechanism is arranged during the circulation of the storage body by the transport mechanism. Can be installed, the sample grains can be easily discharged and can be functionally configured, and the drying condition of each container can be kept substantially even by the endless circulation movement of the container, and the sample grain of each container can be maintained. It is possible to easily simplify the drying control work.

[0006]

Embodiments of the present invention will now be described in detail with reference to the drawings. Fig. 1 is a cross-sectional explanatory view of the test dryer, and Fig. 2 is an explanatory view of the entire facility. Sampled paddy is taken out from the cargo receiving and weighing sections (1) and (2) for drying and voluntary inspection. A load receiving and weighing machine (3) that inputs raw rice and weighs this, and a conveyor (4) for the raw rice from the weighing machine (3).
A storage tank (6) which is carried in and pooled by (5), a weighing tank (7) for measuring the weight of raw paddy from the storage tank (6), and a rough for removing straw debris in the paddy from the conveyor (5). Selection machine (8)
And a conveyor (8a) and a delivery tank (9) for delivering the paddy from the tank (7) to a paddy silo or a drying unit,
Each of the cargo receiving and weighing sections (1) and (2) is configured to continuously measure the weight and water content of the paddy, and the paddy is transported from the drying section to the preparation and shipping section that performs paddy sorting, and then to brown rice. While prepared and stored or shipped, office computing unit (10)
The central control unit (11) connected to the
It is configured to input the consignment (code) number from 2) and the consignment data (paddy weight and water content) from the output section (13) of the weighing tank (7).

Furthermore, a fractionator (14) for taking out sample paddy which is a sample grain for voluntary inspection is provided, and a part of the raw paddy weighed in the weighing tank (7) is divided as sample paddy. A uniform fixed amount (about 800 grams) of sample rice is taken out from the unprepared raw paddy that has been taken out to the vessel (14) through the contractor (14) and the fixed quantity branch valve (15), and the branch valve ( 15) a certain amount of sample paddy from the test loader (1) described later by the sample loader (16).
8), and returns the surplus sample paddy from the compactor (14) to the discharge tank (9). A fixed amount of sample paddy is sampled during this work each time shipment and measurement is carried out for each individual and cargo port. It is configured to be taken out to the loader (16).

Further, a test dryer (18) for drying the sample paddy from the sample loader (16) to a substantially constant water content is provided, and the dryer (1) is provided from the loader (16).
When the sampled paddy is sent to the receiving hoppers (19) and (19) of 8), the two-path discrimination signals of the loaders (16) and (16) are output to the centralized control unit (11), and also to the dryer (18). The acceptance number of the sent sample paddy is read by the number reader (20), and when the dried sample paddy is released from the outlet (21), the acceptance number of the released sample paddy is read by the number reader (22). The moving position of the sample paddy is input to the centralized controller (11).

Next, the sample paddy dried by the dryer (18) is provided with a voluntary inspection machine (23) which divides the grain into sized (rectified brown rice) and shavings (scraped rice) and measures the ratio of these.
The dried sample paddy from the delivery port (21) is charged into the receiving hopper (25) through the quantitative branch valve (24) in an amount (300 grams) necessary for one voluntary inspection, and the sample packing machine (26). ) To seal and wrap excess dry sample paddy, print and store the consignment number on the bag, and brown rice taken out from the self-inspection machine (23) as sample brown rice and sealed in the sample wrapping machine (27). The baggage receipt number is printed on the bag and stored, and the amount of plain rice and scrap rice is input to the centralized controller (11), and the ratio is calculated and recorded.

The test dryer (18) is a drying chamber (18a) in which a fixed amount of sampled rice taken out by the sample loader (16) is packed in a net bag (28) ... ), As shown in FIGS. 3 to 5, the endless chain (31) stretched between the drive sprocket (29) ... And the floating sprocket (30). 32) and the chain conveyor (33) which is a grain conveying mechanism for suspending the bag body (28) ... and circulatingly moving it in the drying chamber (18a) at a constant speed, and the inside of the dryer box (34). A heater (36) for taking in hot air from a lower intake port (35), an exhaust duct (38) extending in a comb shape along the meandering path (37) of the conveyor (33), and the duct (3).
8) The exhaust fan (40) for discharging the air inside the machine casing (34) from the upper exhaust pipe (39) through the sample loader (16) and the sample paddy bag (28) from the sample loader (16).
Suspension machine (41) for suspending a clip on the clip (32)
The number of the suspended bag (28) is read by the number reader (20).

Further, the bag body (28) moved by the conveyor (33) is sandwiched, and the water content contained in the sample paddy is detected based on the change in the capacitance of the hemispherical water sensor (42). Chuck arm (4
3) (44) and a take-out arm (45) (46) which is a grain discharging mechanism for forcibly opening the clip (32) and discharging it to the delivery port (21) when the water content thereof is below a certain level.
And a motor (48) for rotationally driving the drive sprockets (29) through a chain transmission mechanism (47),
The conveyor (33) is continuously or intermittently driven by a motor (48) to move the bag body (28) in a meandering path (3).
7), the moisture sensor (42) of one chuck arm (43) serves as a positive electrode, and the other chuck arm (44) serves as a negative electrode, and the bag body (2)
8) is sandwiched between the chuck arms (43) and (44) to detect the moisture content of the sample paddy based on the capacitance change of the moisture sensor (42), and when the sample paddy is dried in the set state, the bag body (28) is taken out to the delivery port (21) at the take-out arm (45) (46) position, and the number of the taken-out bag body (28) is read by the number reader (22). In this way, a bag body (28) that is a plurality of containers for containing the sample paddy that is the sample grain.
Chain conveyor (3
3) and a take-out arm (45) (46) that is a grain discharging mechanism for automatically taking out the sample paddy outside the moving range of the bag body (28) by the chain conveyor (33), and the chain conveyor (33) , A plurality of bag bodies (28) are arranged endlessly and are circulated, so that the sample paddy is dried.

Further, upper and lower front opening / closing windows (49) (50) are provided respectively on the upper and lower front parts of the dryer (18), and an internal inspection is conducted from the upper opening / closing window (49) and a lower opening / closing window (50). The clip (3
The bag body (28) is hung in (2). Further, an operation panel box (51) is mounted on the right side surface of the dryer (18), and the box (51) has a moisture meter (52), a thermometer (53), various operation switch groups (54), etc. Is provided.

As shown in FIGS. 6 to 7, the clip (32) is supported at the center of a horizontal shaft (55) which horizontally extends at regular intervals between the left and right endless chains (31) (31).
It is sequentially moving in the direction of the solid line arrow in FIG. The chuck arms (43) (44) have their base ends as shafts (56) (5).
7) are integrally supported, and the respective shafts (56) (57) are interlockingly connected to each other through fan-shaped partial gears (58) (59), and one shaft (56) is paired with a pair of cylinders (6).
0) (61) is connected to one piston rod (60a) via a swing arm (62). The cylinders (60) and (61) connect the bodies to each other in the opposite directions.
, The piston rod (61a) of the other cylinder (61) is fixedly supported on the machine casing (34) side through the shaft (64), and one of the cylinders (60) (61) is extended. When the chuck arm (43)
(44) at the position of the imaginary line a in FIG.
When both 0) and (61) are extended, the chuck arms (43) and (44) are closed to the b position in a substantially parallel state. Further, as shown in FIG. 6, a conveyance receiving plate (66) is supported on the tip of the other chuck arm (44) through a support shaft (65), and the receiving plate (66) is attached to the drying chamber (18).
a) The bottom plate is slidably brought into contact with the conveyor (3
It is provided so as to assist the smooth movement of the bag body (28) to the moisture measurement position (between the chuck arms (43) and (44)) by 3).

As shown in FIG. 8, the take-out arm (4
5) and (46) have their base ends integrally supported by shafts (67) and (68), and these shafts (67) and (68) are fan-shaped partial gears (6).
9) Piston rod (72a) of air cylinder (72), which is a discharge member that is interlockingly coupled with each other via (70) and is fixedly supported on the side of machine (34) via shaft (71).
When the fixed swing arm (73) of the shaft (68) is connected to the tip and the cylinder (72) is extended from the solid line state of FIG. 6, the arms (45) and (46) are brought to the solid line state of FIG.
At the same time when the clip (3) is closed with the pressing rolls (74) (75) at the tips of the arms (45) (46).
2) is forcibly opened.

Further, a discharge guide plate (76) for guiding the bag body (28) falling when the clip (32) is opened to the delivery port (21) is fixedly supported on one of the shafts (68). The guide plate (76) is rotated counterclockwise in conjunction with the closing operation of each arm (45) (46).

By the way, as shown in FIGS. 1, 6, and 7, the bag body detection first switch (77) is located in front of the positions of the chuck arms (43) and (44) in the conveyance path of the bag body (28). And a water measuring position detecting second switch (78) for detecting that the bag body (28) has reached a moisture measuring state at a substantially central position between the chuck arms (43) (44),
Further, the bag body (28) after moisture measurement is located above the chuck arms (43) and (44) and the chuck arms (43).
The detachment detection third switch (79) for detecting detachment from the (44), and the takeout arm (45) again.
Discharge position detection fourth switches (80) for detecting that the bag body (28) after moisture measurement has reached the release position are installed in (46), respectively, and the bag body detection first switch (77) is turned on. When the chuck arms (43) and (44) are once closed to the b position and the zero point of the moisture sensor (42) is adjusted, the chuck arms (43) and (44) are kept open at the a position. When the 78 is turned on, the bag body (28) is sandwiched in the center and the chuck arms (43) (4
4) is closed again to the b position to measure the water content, and when the separation detection third switch (79) is turned on next time, the zero point adjustment is enabled next time, and the discharge position detection fourth switch (80) is operated. When the water sensor (42) is turned on and the water content detected by the water sensor (42) is below a certain level, the extraction arms (45) (4
6) is closed and the bag body (28) is sent out to the delivery port (21).
It is configured to be released to the outside of the aircraft.

The present embodiment is configured as described above, and is installed in a rice center, a country elevator, a dry store, etc., and the raw rice harvested by the combine or the like is applied to the load receiving and weighing machine (3) for each individual and each shipping port. A separator (14) from the raw rice that has been weighed in and weighed by the weighing tank (7).
And a fixed amount of the homogenized sample paddy is taken out to the sample loader (16) through the metering branch valve (15), while the sample paddy of the loader (16) is fed to the test dryer (1).
It is dried to the set water content in 8), and the dried sample rice is put into the self-inspection machine (23) to measure the unpolished rice and the scrapped rice to calculate the ratio of these, and the centralized controller (1
1) The operation control of each part is performed based on the consignment number, and based on the self-inspection data of the sample paddy corresponding to the consignment number, the proportion of smoothed brown rice for each individual and for each consignment is calculated by the office computing unit (1
It is registered in 0).

The operation in the test dryer (18) will be described with reference to the float chart of FIG. The bag body (28) is moving by the chain conveyor (33) First
When the switch (77) position is reached, the switch (77) is turned on, and the third switch (79) is also turned on to confirm the escape of the bag body (28) between the chuck arms (43) (44). , The cylinders (60) (61) are operated to close the chuck arms (43) (44) to the position b, and the zero point of the moisture sensor (42) is adjusted. The moisture value (α) at this time is used. A certain capacitance is stored, and then the chuck arms (43) and (44) are opened to the a position, and the next bag body (28) reaches from the upper surface of the receiving plate (66) between the arms (43) and (44). When the 2 switch (78) is turned on, the chuck arms (43) and (44) are closed to the b position again, and the capacitance which is the water content (β) of the sample paddy in the bag body (28) is detected. When the difference (β-α) is less than a certain value and the bag body (28) reaches the position of the fourth switch (80) and the switch (80) is turned on, the cylinder (72) operates to take out the take-out arm (45). ) (46) is closed and the holding of the bag body (28) suspended on the creep (32) is released, and the bag body (2) is discharged from the delivery port (21) to the outside of the machine.
8) is released.

In the above embodiment, the chuck arm (4
3) The (44) is provided so as to be orthogonal to the moving direction of the bag body (28), but is provided substantially parallel to the chuck arm (43).
The bag body (28) may move in the center of the gap (44).

Further, FIGS. 10 to 12 show another embodiment. Instead of the bag body (28), an endless chain (31) of a chain conveyor (33) which is a grain transfer mechanism.
The net-shaped buckets (81), which are storage bodies, are provided at equal intervals. The horizontal axis (55) of the chain (31) is passed through the long hole (83) of the suspension plate (82) on the upper surface of the bucket (81),
Suspend the bucket (81).

Further, a chute (84) is provided at the lower end of the receiving hopper (19) so as to move back and forth, and the chute (84) is moved forward and backward by an air cylinder (85), and a door (86) is provided at the tip of the chute (84). The switch (87) detects that the bucket (81) has reached the sample filling position, and the photoconductive sensor (88) and the light source (89) allow the detection light to pass through the bucket (81). When (81) is detected to be empty,
As shown in FIG. 11, the chute (84) is advanced by the cylinder (85), the door (86) is brought into contact with the bucket (81), and the sample paddy of the receiving hopper (19) is passed from the chute (84) through the door (86). To the bucket (81).

Further, the moisture detecting mechanism (100) is provided with positive and negative electrode rod-shaped moisture sensors (90) (91), and when the switch (92) detects that the bucket (81) has reached the moisture detecting position, the air cylinder The sensor (90) (91) is thrust into the bucket (81) by (93), the capacitance of the sample paddy in the bucket (81) is detected to measure the water content, and the air cylinder (94) is also measured.
Then, the vibrating plate (95) is applied to the bucket (81) to stir the sample paddy in the bucket (81).

Next, a tray (96) which is a grain discharging mechanism is provided at the upper end side of the delivery port (21) so as to be able to move forward and backward, and the tray (96) is moved forward and backward by an air cylinder (97) which is a discharging member, and a bucket ( 81) is provided with a bottom plate (98) which can be opened and closed, and a bucket (8) is opened by a switch (99).
1) when it reaches the sample discharge position and when the moisture sensor (90) (91) detects that the sample paddy in the bucket (81) has dried to a certain water content. Then, the tray (96) is advanced below the bucket (81) by the cylinder (97), the tip of the tray (96) is brought into contact with the contact portion (98a) of the bottom plate (98), and the bottom plate (98) is opened. The sample paddy falling from the bucket (81) via the tray (96) is discharged to the delivery port (21). In this way, a chain conveyor (33) that is a grain transport mechanism that moves the buckets (81) that are a plurality of storage bodies that contain the sample grain that is the sample grain, and the bucket (81) by the chain conveyor (33). A tray (96) which is a grain discharging mechanism for automatically taking out the sample paddy is provided outside the moving range, and a plurality of buckets (8) are provided on the chain conveyor (33).
1) are arranged in an endless manner and circulated so that the sample paddy is dried. In addition,
The bottom plate (98) is always closed and supported by a spring (not shown).

[0024]

EFFECTS OF THE INVENTION As is clear from the above examples, according to the present invention, a plurality of storage bodies (28) for storing sample grains (8).
1) moving grain transport mechanism (33), and grain transport mechanism (33) storing bodies (28) (81) grain discharge mechanism (45) for automatically taking out sample grain outside the moving range
(46) and (96) are provided, and a plurality of storage bodies (28) ... (81) are arranged endlessly in the grain transport mechanism (33) and are circulated to dry the sample grain. The grain transport mechanism (3
It is possible to automatically perform the operations of moving the storage bodies (28) (81) by 3) and the sample grain discharging by the grain discharging mechanisms (45) (46) (96), and receiving and voluntarily receiving the facility. It is possible to save labor such as inspection, and at the same time, the storage bodies (28) and (8) by the transfer mechanism (33) are provided.
1) A discharge mechanism (45) (46) (96) can be arranged in the middle of circulation, sample granules can be discharged easily and can be functionally configured, and further, the storage bodies (28) ... (81) ... By endless circulation movement, each storage body (28) ... (81) ...
It is possible to keep the drying conditions of each storage container substantially even,
8) (81) The sample grain drying control work can be easily simplified.

[Brief description of drawings]

FIG. 1 is a cross-sectional explanatory view of a test dryer.

FIG. 2 is an explanatory diagram of the entire facility.

FIG. 3 is a front view of a test dryer.

FIG. 4 is a right side view of the same.

FIG. 5 is a rear view of the same.

FIG. 6 is an enlarged explanatory view of the same portion.

FIG. 7 is an explanatory side view of the previous figure.

FIG. 8 is an operation explanatory view of the take-out arm portion.

FIG. 9 is a flowchart showing a relationship between first to fourth switches.

FIG. 10 is an explanatory view of a test dryer showing another embodiment.

FIG. 11 is a partial operation explanatory view of the previous figure.

FIG. 12 is an explanatory diagram of the same.

[Explanation of symbols]

 (28) Bag (container) (33) Chain conveyor (grain transfer mechanism) (45) (46) Extracting arm (grain discharge mechanism) (81) Bucket (storage) (96) Tray (grain discharge mechanism)

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁶ Identification code Internal reference number FI Technical display location G01N 27/22 C 9115-2J // G01N 1/04 A

Claims (1)

[Claims] 1. A plurality of storage bodies (2) for storing sample grains.
8) ... (81) ... moving grain transfer mechanism (33)
And a container (28) (8) by the grain transport mechanism (33)
1) A grain discharging mechanism (45) (46) (96) for automatically taking out sample grains is provided outside the movement range, and a plurality of storage bodies (28) are provided in the grain conveying mechanism (33). 8
1) A test dryer for grains, characterized in that the sample grains are configured to be dried by arranging and circulating ...