JPH0687962B2 - Grain mixing equipment - Google Patents

Description

TECHNICAL FIELD The present invention relates to a grain mixing device for mixing a plurality of types of grains.

2. Description of the Related Art As shown in FIG. 3, a conventional grain mixing apparatus includes a belt conveyor 1, a plurality of weighing machines M1 to M5 having discharge ports arranged along the belt conveyor 1, and a plurality of weighing machines M1 to M1. A plurality of grain tanks T1 to T1 to accommodate a plurality of different types of grains A to E to be mixed, which are provided corresponding to M5
T5 and the grain elevator 2 arranged on the discharge side of the belt conveyor 1
And the mixer 3 arranged on the side of the fried machine 2.

DISCLOSURE OF THE INVENTION Problems to be Solved by the Invention However, in the conventional grain mixing device, when a plurality of grains A to E of different types to be mixed are taken out from a plurality of grain tanks T1 to T5 and mixed at a predetermined ratio, for example, When the grain A stored in the grain tank T1 and the grain C stored in the grain tank T3 are mixed at a ratio of 5: 1, the weighing machine M1 provided in the grain tank T1 is operated five times, and the belt conveyor 1
Pile of five grains A from the outlet of the weighing machine M1
A1 to A5 are intermittently discharged, and the weighing machine M3 provided in the grain tank T3 is operated once during that time, and the mountain A3 of the grain A is continued from the discharge port of the weighing machine M3 with respect to the progress of the belt conveyor 1. One pile C1 of grain C is discharged, and a sequence of one sequence of piles A1 to A5, C1 of grains A and C is formed on the belt conveyor 1, and thus a plurality of types of grains discharged on the belt conveyor 1 are formed. Grain A,
Since the piles A1 to A5, C1 of C are put into the mixer 3 via the grain elevator 2 to cause a fault in the grain layer and the mixture is mixed by the mixer 3, the predetermined mixing of the grain A is performed. It is not possible to weigh the amount with the weighing machine M1 once, and the weighing machine M1 is intermittently operated a number of times corresponding to the mixing ratio of the grain A, and five grains corresponding to the predetermined mixing amount are provided on the belt conveyor 1. The mountains A1 to A5 of A must be formed, and a large gap is generated between the mountains A1 to A5 and C1 of the plurality of types of grains A and C on the belt conveyor 1, so that the plurality of types of grains A and There is dead time in the conveyance of the C mountains A1 to A5, C1 by the belt conveyor 1, and a gap is also generated between the arrangement of the plurality of types of grain A, C mountains A1 to A5, C1 on the belt conveyor 1. Therefore, the conveying surface of the belt conveyor 1 cannot be fully utilized, and high conveying efficiency of the belt conveyor 1 cannot be obtained.

An object of the present invention is to address the above-mentioned problems and to separately store a plurality of different types of grains to be mixed in a plurality of grain tanks, thereby making it possible to achieve a plurality of types of grains stored in a plurality of grain tanks. Grains are respectively weighed according to a predetermined mixing amount by a plurality of weighing machines, and only by driving the drive device of the conveyor, the conveyor is advanced by the drive device, and the control device of the plurality of weighing machines responds to the progress of the conveyor. Intermittently discharging multiple types of grain from the outlet by a predetermined mixing amount to form a repeating array of piles of multiple types of grain on the conveyor, and The gap between them is made as small as possible, there is no dead time to convey multiple types of grain piles by the conveyor, and the conveyor conveys multiple types of grain piles to the mixer, The grain is mixed with a mixer The total amount is continuously mixed, and moreover, the control device allows the piles of multiple types of grains on the conveyor to be stored in the conveyor, and the piles of multiple types of grains on the conveyor become excessive and overflow to the outside of the conveyor. The flow of water is prevented and the control device makes the time required from the start of weighing of the maximum discharge amount of multiple weighing machines to the end of discharge shorter than the progress time of an array of piles of multiple types of grains on the conveyor. Then
An object of the present invention is to provide a grain mixing device that can fully utilize the conveying surface of a conveyor.

Means for Solving the Problems In order to achieve the above object, the grain mixing apparatus of the present invention comprises:
A conveyor, a plurality of calculators each having a discharge port arranged along the conveyor, and a plurality of grain tanks respectively corresponding to the plurality of weighing machines and containing a plurality of grains of different types to be mixed, A mixer disposed on the discharge side of the conveyor, and a control device coupled to the drive device of the conveyor and the plurality of weighing machines, the control device including the plurality of devices with respect to the progress of the conveyor. The plurality of types of grains are intermittently discharged from the discharge port of the weighing machine by a predetermined mixing amount to form a repeating sequence of piles of a plurality of types of grains on the conveyor, and the above-mentioned on the conveyor. While accommodating a pile of a plurality of types of grain in the conveyor, the time required from the start of weighing of the maximum discharge amount of the plurality of weighing machines to the end of discharge of the pile of a plurality of types of grains on the conveyor is And it has a structure which is characterized in that shorter than the traveling time of the sequence.

Embodiment Hereinafter, an embodiment of the present invention will be described in detail with reference to the drawings.

In FIG. 1, reference numeral 1 denotes a belt conveyor, and a plurality of weighing machines M1 to M5 each having a discharge port arranged along the transfer direction are provided above the belt conveyor 1, and a plurality of weighing machines M1 to M5 are provided. Is provided with a plurality of grain tanks T1 to T5 for accommodating a plurality of grains A to E of different types to be mixed individually.

On the discharge side of the belt conveyor 1, as shown in FIG.
The fried machine 2 is arranged, the mixer 3 is arranged on the side of the fried machine 2, and the inlet facing the discharge side of the belt conveyor 1 is provided on one side near the lower end of the fried machine 2. The discharge port formed on the other side near the upper end of the fried machine 2 is connected to the supply port of the mixer 3.

As shown in FIG. 2, a control device CT is coupled to the motor MT, which is a drive device of the belt conveyor 1, the plurality of weighing machines M1 to M5 and the mixer 3, and the motor MT of the belt conveyor 1 and the plurality of weighing machines are connected. The machines M1 to M5 and the mixer 3 are connected by the controller CT.

As shown in FIG. 1, the control device CT of FIG. 2 indicates that when the plurality of grains A to E of different types to be mixed are three types of grains A to C, with respect to the progress of the belt conveyor 1. A plurality of types of grains A to C are intermittently discharged by a predetermined mixing amount from the discharge ports of a plurality of weighing machines M1 to M3 provided in the plurality of grain tanks T1 to T3, respectively, and a plurality of types of grains on the belt conveyor 1. A ~
The piles A1 to C1 of C form a sequence of repetitions, and the piles A1 to C of plural types of grains A to C on the belt conveyor 1
C1 is stored in the belt conveyor 1 and the mountains A1 to C1 of a plurality of types of cereals A to C do not overflow to the outside of the belt conveyor 1, and a plurality of types of cereals A to C on the belt conveyor 1 No gap is formed between the C mountains A1 to C1 as much as possible.

In addition, this control device CT determines the time required from the start of weighing of the weighing machine M1 for the maximum discharge amount among the discharge amounts set for the plurality of weighing machines M1 to M3 to the end of discharge of the plurality of weighing machines M1 to M3. Pile of grains A to C is shorter than the progress time of one array of grains A1 to C1 and the next discharge of grain A from the outlet of the weighing machine M1 having the maximum discharge amount is a pile of plural types of grains A to C. A1 ~ C1
It is supposed to be done before the passage of one array.

Further, the control device CT determines the time required from the start of weighing of the calculator M1 of the maximum discharge amount of the plurality of calculators M1 to M3 to the end of discharge of the piles of the plurality of types of grains A to C on the belt conveyor 1. The traveling speed of the belt conveyor 1 is set so that it is shorter than the traveling time of one array of A1 to C1.
Of each weighing machine M1 controlled by the number of
The timing of starting the discharge of M3 to M3 is controlled by the discharge order and the discharge amount of the weighing machines M1 to M3 used.

Further, the control device CT controls the mixer 3 and the motor MT of the belt conveyor 1 so that the throughput of the mixer 3 does not fall below the grain transfer amount from the belt conveyor 1.

Next, the operation of this embodiment will be described.

In the above embodiment, when a plurality of grains A, B, C having different types to be mixed are mixed at a ratio of A1: B1: C1 corresponding to a predetermined mixing amount, first, the grain A is stored in the grain tank T1. At the same time, the grain B is stored in the grain tank T2, and the grain tank T3
After accommodating the grain C, the belt conveyor 1 is driven by the motor MT, and the belt conveyor 1 advances while being driven by the motor MT.

Then, multiple computers M1, M2, M3 are connected to multiple grain tanks T1, T
A plurality of types of cereals A, B, C housed in 2, T3 are weighed so that the ratio is A1: B1: C1 corresponding to a predetermined mixing amount.

Then, the discharge port of the weighing machine M1 is opened, and the control device CT intermittently discharges the weighed grain A by a predetermined mixing amount from the discharge port of the weighing machine M1 as the belt conveyor 1 progresses. As shown in FIG. 3, a mountain A1 of grain A is formed on the belt conveyor 1, and the mountain A1 of grain A moves toward the grain elevator 2 as the belt conveyor 1 advances.

Further, when the belt conveyor 1 advances along with the driving of the motor MT, and the mountain A1 of the grain A on the belt conveyor 1 slightly passes through the discharge port of the weighing machine M2, the discharge port of the weighing machine M2 is opened,
The controller CT measures the weighing machine M2 as the belt conveyor 1 advances.
The discharge amount of the measured amount of grain B is intermittently discharged by a predetermined amount, and as shown in FIG. 1, a mountain A1 of grain A and a mountain B1 of grain B are formed on the belt conveyor 1. , Grain A,
The mountains A1 and B1 of B move toward the grain elevator 2 as the belt conveyor 1 advances.

Further, when the belt conveyor 1 moves along with the driving of the motor MT, and the mountain B1 of the grain B on the belt conveyor 1 slightly passes through the discharge port of the weighing machine M3, the discharge port of the weighing machine M3 is opened and controlled. The device CT intermittently discharges the weighed grain C from the discharge port of the weighing machine M3 by a predetermined mixing amount with respect to the progress of the belt conveyor 1, and as shown in FIG. The mountain C1 of the grain C is formed following the mountain B1 of the grain C, and the mountains A1, B1, C1 of the plurality of types of grains A, B, C are formed by the belt conveyor 1.
And moves toward the grain elevator 2 as the process progresses.

Then, the control device CT causes a plurality of types of grain A, from the outlets of the plurality of weighing machines M1, M2, and M3 as the belt conveyor 1 advances.
B and C are intermittently discharged by a predetermined mixing amount to form a repeating sequence of piles M1, M2, M3 of a plurality of types of grains A, B, C on the belt conveyor 1.

As shown in FIG. 1, the timing of discharging a plurality of types of grains A, B, C from the discharge ports of the plurality of weighing machines M1, M2, M3 relative to the progress of the belt conveyor 1 is as shown in FIG. It is advisable to avoid gaps between mountains A1, B1 and C1 of a plurality of types of cereals A, B and C as much as possible.

Further, the plurality of types of grains A, B, and C discharged onto the belt conveyor 1 are put into the mixer 3 through the grain elevators 2 of A1, B1, and C1. Grains A, B, C A1: B1: C1
To mix.

Further, the controller CT determines the time required from the start of calculation of the weighing machine M1 of the maximum discharge amount among the discharge amounts set for the plurality of weighing machines M1, M2, M3 to the end of discharge of the plurality of weighing machines on the belt conveyor 1. The next time from the outlet of the weighing machine M1 of the grain tank T1 that is shorter than the progress time of the array of the piles A1, B1, C1 of the types of grain A, B, C and contains the maximum amount of grain A Since the previous discharge of grain A, piles A1, B1, C of multiple types of grains A, B, C
This is done before one array of 1 passes, and no gap is created between the arrays of mountains A1, B1, C1 of plural kinds of grains A, B, C.

Then, the control device CT causes the traveling speed of the belt conveyor 1 and the plurality of weighing machines M1, so that the piles A1, B1, C1 of the plurality of types of grains A, B, C on the belt conveyor 1 are housed in the belt conveyor 1. Adjust the relationship with the emissions from the M2 and M3 outlets.

It is convenient to use, as the mixer 3, a conventionally well-known vibration mixer, that is, a mixer that vibrates a container having a perforated wall to add grains to the container and discharge the grains from the perforated portion.

Effects of the Invention As described above, according to the grain mixing device of the present invention,
By separately storing multiple grains of different types to be mixed in multiple grain tanks, multiple types of grains stored in multiple grain tanks are weighed according to a predetermined mixing amount by multiple computers. It is possible to drive the conveyor drive device simply by driving the conveyor drive device, and the control device allows the control device to predetermine a plurality of types of grain from the outlets of the weighing machines with respect to the progress of the conveyor. Intermittently discharge mixed amounts to form a sequence of piles of multiple types of grains on the conveyor, thus minimizing the gap between multiple types of grains on the conveyor. Since there is no dead time in conveying multiple types of grain piles by the conveyor, and the conveyor conveys multiple types of grain piles to the mixer, multiple types of grain can be transferred by the mixer. It is possible to continuously mix with a mixing amount of, and since the control device is designed to store the piles of multiple types of grains on the conveyor in the conveyor, the piles of multiple types of grains on the conveyor become excessive. It is possible to prevent it from overflowing outside the conveyor.

In addition, the controller sets the time required from the start of weighing of the maximum discharge amount of the multiple weighing machines to the end of discharge to be shorter than the progress time of an array of piles of multiple types of grains on the conveyor, and conveys the conveyor. The surface can be fully utilized and a high conveyor transport rate can be obtained.

[Brief description of drawings]

FIG. 1 is a schematic front view of a grain mixing apparatus according to an embodiment of the present invention, FIG. 2 is a block diagram thereof, and FIG. 3 is a schematic front view of a conventional grain mixing apparatus. 1 ... Belt conveyor, 2 ... Grainer, 3 ... Mixer,
A, B, C, D, E …… grain, A1, A2, A3, A4, A5 …… grain pile, B1
...... Cereal pile, C1 ...... Cereal pile, M1, M2, M3, M4, M5 …… Weighing machine, T1, T2, T3, T4, T5 …… Grain tank, CT …… Control unit, MT …… motor.

Claims (1)

[Claims] 1. A conveyor, a plurality of weighing machines each having a discharge port arranged along the conveyor, and a plurality of cereals of different types to be mixed, which are respectively provided corresponding to the plurality of weighing machines. Consisting of a plurality of grain tanks, a mixer disposed on the discharge side of the conveyor, a control device coupled to the conveyor drive device and the plurality of weighing machines,
The control device intermittently discharges the plurality of types of grains by a predetermined mixing amount from the outlets of the plurality of weighing machines with respect to the progress of the conveyor, and removes a plurality of types of grains on the conveyor. Forming a repeat of the array, and, while accommodating the pile of the plurality of types of grains on the conveyor in the conveyor, the time required from the start of weighing of the maximum discharge amount of the plurality of weighing machines to the end of discharge Is shorter than the progress time of an array of the piles of the plurality of types of grains on the conveyor.