JPH012917A - grain conveyor - 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 (Industrial Field of Application) The present invention relates to a grain removal device that utilizes a flexible screw conveyor.

(Prior art) Grain transport devices using flexible screw conveyors include those described in Japanese Patent Publication No. 46-33104, etc., but in these technologies, a prime mover is mounted on a support. Since it is configured to be installed and drive a flexible screw conveyor from the prime mover, the center of gravity is high and unstable.

(Problems to be Solved by the Invention) This invention solves the above-mentioned drawbacks of the prior art, and organically arranges each component to make it compact and highly stable, and allows objects to be transported smoothly. It is an object of the present invention to provide a grain husk feeding device.

(Means for solving the problem) A transmission shaft 3 is installed upright on a base 20 in which a motor 21 is installed.
2. Replace the gear box 31 on the upper part of the support tube 29.30 in which the grain removal tube 56 is installed on one side of the gear box 31 so that its upper part covers the upper part of the 3 mugabonox 31. At the same time, a grain conveying device is constructed in which a flexible screw conveyor 2 is attached to the upper part of the take-out tube 56 on the losing side of the gear box 31.

(Operations and Effects of the Invention) The flexible screw conveyor 2 is connected to a lower base 20 from an internal motor 21.
The grains are rotated through the gear box 31-Example 2-i and thrown into the take-out cylinder 56"-i, and are discharged from below the take-out cylinder 56. However, the take-out cylinder 56 tilts The lower part of the extraction cylinder 56-) is configured to cover the upper part of the gear box 31, and the lower part of the extraction cylinder 56-) is configured to cover the upper part of the gearbox 31 attachment side of the extraction cylinder 56. “ffi
Since screw conveyor 2 is installed, -15
．． The gear box 31, the take-out cylinder 56 and the flexible screw conveyor 2 can be arranged well on the cylinders 29 and 30. By simply attaching the Conhair 2, the Conhair 2 is directed diagonally downward, and the slope of the take-out tube 56 on which the Conhair 2 is attached can be used as the downstream surface of the same feed discharged from the Conhair 2. It is.

(Example of Penance) On the same side, 1 is a grain tank, 2 is a flexible screw conveyor, and 3 is a grain removal device, which constitute a grain conveying device.

The flexible screw conveyor 2 includes a flexible tube 4, a coiled transfer rod 5 housed in the tube 4, a grain receiver 6 and a grain discharger 7 provided at both ends of the tube 4.
It consists of

The grain receiving section 6 and the discharging section 7 have substantially the same structure, but the receiving section 6 is slightly longer and is constructed as follows.

Reference numeral 8 denotes a mounting tube that expands on one side, and the end of the expanded portion is bent outward to form an abutment portion 9, and a connecting tube 10 is provided in the small diameter portion.
The other end of the connecting tube 10 is inserted into the tube 4, and the outer periphery of the duplex end is tightened with a fastener 11 to connect the two.

The tip of the transfer rod 5 is connected to the connecting tube 12 by a stopper 13, and a shaft 14 is connected to the connecting tube 12 with the tip formed into a square shaft.
It is fixed. Reference numeral 15 denotes a bearing, which supports the protruding square shaft portion at the tip of the shaft 14 and is attached to the tip of a Miki connecting rod 16° whose base end is attached to the mounting tube 8. In addition,
The connecting rod 16° 16 has a large diameter mounting tube 8 and a small diameter bearing 15.
A tapered connection is made between the tank and the tank, making it easy to attach and detach the tank and the like.

Next, the grain removal device 3 that can be attached to the discharge part 78 of the flexible screw conveyor 2 will be explained. 20 is a viscous device, and the motor 21 is installed inside with its output shaft 22 facing upward. A power supply box 23 is included inside. The power supply box 23S, the power switch 24, and the control circuit 25i to be described later! : Automatic engineering for II and a way not to use the circuit 25: A switching switch 26 for l + i11 rotation and a changeover switch 27 for switching the opposite line at the time of negative phase detection of the three-phase power supply are provided. . 28 is an opening/closing lid.

29: A fixed cylinder fixed and erected on the base 20, 30 has a gabo...
It is a sliding tube that can be freely slid inside.

The fixed cylinder 29 and the sliding cylinder 30 constitute a support cylinder for gears, screws 31, etc.

32: If the shaft is formed into a hexagonal shaft in the dark, then the output shaft 22 of the motor 21 should be loosely fitted with the 4th part 135. ! This is the conclusion. In other words, output! +,
1122 s The fixed shaft 32 is loosely fitted into a short hexagonal hole metal 34 fixed to the upper end of the connecting cylinder 33 which is keyed, and configured to absorb errors in the left and right direction during machining and installation. There is also a pin 35 inserted into the connecting tube 33.
is loosely inserted into the fixed shaft 32 to prevent the fixed shaft 32 from coming off and to absorb errors in the vertical direction during machining and assembly.

36 is a sliding shaft made of pipe material, a metal 37 forming a hexagonal hole is fixed to the lower end, the metal 37 is held by a bearing 136 attached to the lower end of the sliding tube 30, and the metal 37 is The fixed shaft 32 is slidably fitted. In addition, a metal 38 with a square hole is fixed to the upper end of the sliding shaft 36, and a manual shaft 39 consisting of a square shaft of the gear box 31 above is attached.
It is mated with. 40 is a spring and the base 20
It is interposed between the sliding tube 30 and the sliding tube 30, and urges the sliding tube 30 upward.

Reference numeral 41 denotes a fixing device, which includes a fixing ring 42 which is attached to the upper end of the fixing tube 29 and has a threaded groove 137 on the outer periphery and an inclined upper part of the inner circumferential surface;
A rotating ring 44 having a handle 43 on its outer periphery, a tightening ring 45 having a trapezoidal shape in side cross section and having a part cut out in the circumferential direction, and a collar 46 at the upper end of the rotating ring 44 between the tightening ring 45 and the collar 46 at the upper end of the rotating ring 44. By inserting the rotary ring 44, the wedge-shaped ring 47 is pushed down, and the tightening ring 45 is pressed inward from the vertical direction by its inclined surface, thereby tightening and fixing the sliding cylinder 36. It is possible to configure.

A mounting ring 48 is fixed to the upper end of the sliding tube 36 forming the support tube, and the gear box 31 and the lower M 49 of the gear box 31 are fixed with bolts 50 from the side of the mounting ring 48. A beher gear 51 is attached to the upper part of the input shaft 39 in the gear box 31, and the gear box 31
It is meshed with a beher gear 53 at the end of a transmission shaft 52 extending upwardly from the transmission shaft 52. 54 is an oil seal, 55
is a hair ring.

One side of the gear box 31 is inclined upward, and the rear side of the grain removal tube 56 is attached along the inclined surface, and the upper part of the cough removal tube 56 is attached to the front and rear side plates 57.5 on the gear box 31.
The space between E1 and D is configured as a storage section 59 for the downstream flow of particles, the lower part of which is formed into a funnel shape, and a discharge pipe 60 is rotatably attached thereto.

The transmission shaft 52 extends from the gear box 31 through the take-out tube 56, and has a large diameter pipe case 61 that is held at one end by the gear box 31 and passes through the take-out tube 56.
The pipe case 61 is installed inside with a space 62 in the pipe case 61.
It is axially supported by a hair ring 63 fitted into the other end. The other end of the pipe case 61 is attached to a transmission part holding plate 64 attached to the outside of the front plate 57, and the space 62 of the pipe case 61 has one end connected to the gear via a communication part 65. The space 6 of the pipe case 61 communicates with the box 31.
2 provides a breather function for the small-volume gearbox 31.

Reference numerals 66 and 66 are insertion holes for the two flexible screw conveyors 2.2 formed in the rear side plate 58, and are open on both sides above the shaft mounting position of the transmission shaft 52. The insertion hole 66.
The front plate 57 corresponding to the retaining plate 66 has a tapered fitting hole 67.67 for receiving the tapered portion at the tip of the bearing 15.15 of the flexible screw conveyor discharge section 7.7.
At the corresponding position, a cylindrical shaft 138.13B that transmittably fits and supports the shaft 14.14 protruding from the bearing 15.15 of the flexible screw conveyor 2.2 is attached to the hair ring 68.68.
It is mounted on an axis via the .

Reference numeral 85 denotes a stop that is rotatably supported at the center, and simultaneously fixes the contact portions 9, 9 of the flexible screw conveyor 2.2 from the outside by contact pressure.

Reference numeral 69 denotes a transmission device, which is composed of a pulley 70 attached to the transmission shaft 52, a pulley 71, 71 attached to the end of the cylindrical shaft 1313, 1313, and a heald 72 wound between these pulleys. It is. Reference numeral 73 denotes a transmission case provided at the front of the take-out cylinder 56, and is provided with an opening/closing lid 74.

Also, the side plates 15:15 of the take-out cylinder 56 are the front and rear side plates 57.
It extends forward and backward further than 58, and includes a side plate portion of the transmission case 73 and a portion 71 that covers the side of the gear box 3.

On the upper surface of the gear box 31, there are support plates 7 that are one wide on the left and right.
6 is attached to the support plate 76, and the bases of the two flexible screw conveyors 2, 2 attached to the take-out tube 56 are mounted on the left and right sides of the support plate 76. Member 17.77 is fixed. The receiving member 77 is composed of two rods, and a relief portion 78 is provided near the base (=J) between the bottom surface of the flexible screw conveyor 2. A downwardly curved receiving plate 79 is provided in a portion other than the relief portion 78 between the materials, and an elastic plate 80 is further attached to the receiving plate 79.

Reference numeral 81 denotes a lubricating plug, which is provided on the upper surface of the gear box 31 and is attached to the support plate 76 of the gear box 31.
It is constructed so that it can be removed through a hole 82 formed in the main body.

Additionally, a pair of support protrusions 83, 83 are provided at the front of the lower surface of the base 20.
A pair of idle wheels 84 and 84 are mounted on the rear part of the lower surface.

Furthermore, a partition plate 86 is hung between the center of the upper surface of the take-out tube 56 and the upper part of the pipe case 61 to separate the left and right sides of the take-out tube 56 from approximately the center.
This prevents the grains from scattering from the insertion hole 66 of the removal tube 56 of the other knee-con hair 2 that is removed when the grains are fed three times using only the knee-con hair 2.

87 is an operation box with a fixed cylinder 29 tab on the back side.
- Forming semicircular grooves in the vertical direction that roughly follow the darkness,
It is fitted into the fixed tube 29 via the elastic plate 139) and is attached with loose tightening 7) by the tightening band 140. Therefore, the operation box 87 is configured to be rotatable around the fixed cylinder 29.

Reference numeral 88 denotes a fullness sensor, which is attached to the front plate 57 of the grain take-out tube 56 and senses whether a certain amount of grain has accumulated in the take-out tube 56.

8 is a grain detection sensor for preventing the flexible screw conveyor 2 from idling;
It is located near the bottom edge.

Next, to explain the control device, the power supply box 23 in the base 20 includes a power switch 24 that turns on and off the three-phase power supply, a three-phase 1itB anti-phase detection circuit 90, and a wire connection when detecting the anti-phase. a manual automatic changeover switch 26 that changes between automatic operation using the aforementioned sensors 8B and 8.9 and manual operation, a relay contact 93 that moves the motor, and a three-phase power supply An overcurrent detection circuit 94 for detecting load current is provided.

In addition, the +x water production box 8 operation panel 95 includes a start switch 96 and a stop switch 97 that output command signals to the motor control circuit 25, and a power lamp 98 that displays "person" on the MB switch 24 in the power supply box 23. and,
An anti-phase detection lamp 99 that lights up when the anti-phase detection circuit 90 detects an anti-phase, an overload indicator lamp 100 that lights up when the overcurrent detection circuit 94 detects an inverse phase, and a full indicator that lights up when the full detection sensor 88 detects it. A lamp 101 is provided.

The overcurrent detection circuit 94 is connected to the motor control circuit 25, and is configured to output an open signal for the motor drive relay contact 93 from the motor control circuit 25 in response to the detection output of the overcurrent detection circuit 94 to stop the motor 21. It is.

Further, the fullness detection sensor 88 is connected to the motor control circuit 25 and is configured to be interlocked to stop the motor 21 in the same manner as described above when this alarm is detected, and the grains in the take-out tube 56 are ejected from the discharge tube 60 and the grains are discharged from the discharge tube 60. Full H4SD sensor 88 indicates “
When the motor 21 is turned off, the signal is input to the motor control circuit 25 via the timer 102 (about 9 seconds) to restart the motor 21. In addition, timer 10
The set time 2 is the time during which the grains supplied from the take-out tube 56 and settled in the hopper of the huller or the like are taken in.

In addition, the grain detection sensor 89 has a timer 103 (ladle 12).
When the sensor 89 is detected, the motor 21 should be stopped after timing the evening/timer 103.
The set time of this timer 103 is better than the time it takes for the grains to be conveyed to the grain removal cylinder 56 at the start of conveyance until the sensor 89 detects the level of a7, and also the time required for the fullness detection sensor 88
The timer 102 is set longer than the time during which grains are absent from the grain removal tube 56 by the control 1111 of the timer 102. 104 is a DC power supply circuit, and 105 is a current transformer.

The grain tank 1 includes front and rear side plates 108 .
A discharge helix 109 is mounted between the holes 108 and 108 so that the grains therein can be transferred to a discharge section 110. Reference numeral 111 denotes a flow rate regulating plate, which is provided in a chevron shape on the discharge spiral 109, and at both lower ends thereof adjustment plates 113 and 113 are provided to adjust the gap with the grain flow plate 112.

Reference numeral 114 denotes a rotary shack, which is attached to a cylindrical shaft 116 that is rotatably supported within the metal 115 of the side plate 108 and rotates, so that the outlet 17 of the discharge section 110 can be opened and closed. The shaft 106 of the discharge helix is mounted inside the cylindrical shaft 116 via a bearing. In addition, the discharge helix 109 and the flow rate regulation plate 111 have their terminal ends located slightly before the starting end of the outlet 117, so that when the discharge part 110 becomes clogged, the distance between the low clearance shutter 114 and the flow rate regulation plate 111 (
1) It is constructed to allow the grain to escape upward from the section. 118
is the operating lever for the rotary shutter.

Reference numeral 119 denotes a transmission shaft, which is mounted on the lower part of the grain tank 1, has one end protruding from the side plate, has a pulley 120 attached thereto, and has a heald 122 hung between it and a pulley 121 at the end of the discharge helical shaft 106. It is configured so that it can be stretched and transmitted. 123
is a tennyon crane pulley, which includes a shaft lever 125 rotatably mounted on a metal 115 lid.
It is actuated via a wire (not shown) by the operation of , and tensions and loosens the heald 122 to disconnect and disconnect the transmission between the pulleys 120 and 121, thereby disconnecting and disconnecting the drive of the discharge helix 109.

The other end of the transmission shaft 119 is located slightly in front of and below the outlet 117, and a joint member 126 is provided at the terminal end.

Reference numeral 127 denotes a transfer box, which is formed in a box shape with an open upper part, and has an opening 128 in the front through which the receiving portions 6.6 of the two flexible screw conveyors 2, 2 can be inserted.
128, and the bearings 15.15 of the Conhair 2, 2 on the rear surface.
an opening 129. which holds the shafts 14, 14 and projects rearward.
129, the two flexible screw conveyors 2.
2 can be inserted and mounted.

At the bottom of the box 127 there is an idler wheel 130°13.
Rail 131.13 that pivots 0 and is provided on the grain tank 1 side
1, and insert the shaft 14 on the 10,000° side that protrudes from the transfer box 127 into the transmission shaft 1.
16 joint members 126 so as to be able to transmit and be fixed at this position.

When using the grain conveying device for transporting grains harvested by a combine harvester and loading them into a dryer, first, from the discharge section 1]0 of the grain tank 1 to the flexible screw conveyor 2.2 The receiving parts 6 and 6 of the dryer are removed together with the transfer box 127, the flexible screw conveyor 2 and the grain removal device 3 are installed on the side of the dryer, and the grain tank 1 is mounted on a truck or the like and removed from the field. Carry out the transportation of grain and transfer the flexible screw conveyor 2.2 to the tank 1 again in the box 1
27 to carry out the work of loading grain into the dryer. In such work, the motor 2 is installed on the grain extraction device 3 side.
1. Fullness detection sensor 88, grain detection sensor 89, power supply box 23, operation box 87, and other electrical components and control equipment are all installed, and flexible screw conveyor 2.2 and grain tank 1 can be attached and detached. is simply the takeover box 127
This can be easily done by simply attaching it below the tank discharge part 110.

When loading the dryer, it is necessary to move the grain removal device 3 and insert its discharge tube 60 into the dryer's loading hopper. The receiving member 7 is firmly attached to 31.
7, tilt the base 20 toward the front idler wheels 84.84 to lift the support projections 83°83, and move them by the idler wheels 84.84. Also, during this movement, by loosening the fixture 4 of the sliding tube 30, the ejecting tube 56 is rotated together with the cough sliding tube 30 relative to the base 20, and the long cable attached to the ejecting tube 56 is rotated. The longitudinal direction of the flexible screw conveyor 2 can be easily moved along the moving direction.

Next, when inserting the discharge tube 60 into the loading hopper of the dryer, loosen the fixture 41 of the sliding tube 30, and
Adjust the ejection cylinder 56 attached to the upper end of the cylinder 0 up and down and rotate it,
Furthermore, rotational adjustment and expansion/contraction adjustment of the discharge tube 60 is performed by S.

In this state, when the power switch 24 is turned on and the start switch 96 is pressed, the motor 21 is driven, and the power is transmitted to the fixed shaft 32 via the output shaft 22 and the loose-fitting connection part 135, and then the metal 37, the sliding shaft 36, An input shaft 39 of the gear box 31 is driven through the metal 38. The Hell gear 53 is engaged with the Hell gear 51 which is keyed to the input shaft 39.
The power is transmitted to the transmission shaft 52 and drives the transmission device 69 at the other end of the transmission shaft 52. Pulleys 71, 71 attached to the left and right cylinder shafts 138, 138 are driven from the pulley 70 at the other end of the transmission shaft 52 via the belt 72, and the pulleys 71, 71 attached to the left and right cylinder shafts 138, 138 are driven.
The shaft 14.14 of the flexible screw container 2 discharge part 7, which fits into the 2, is driven, and the transfer rod 5.5 is rotated.

Also, on the other hand, the transmission shaft 1 is connected to the dynamic shank of the shaft 14 at the end of the receiving section 6 of the flexible screw conveyor 2 via the joint section +1126.
19, and the discharge helix 109.':: is driven via the pulley 120, heald 122, and pulley 121.

The grains transferred by the discharge helix 109 are taken out from the outlet 117.
is fed into the box 127, received in the receiving part 6.6 of the flexible screw conveyor 2.2, and transferred within the tube 4 by rotation of the transfer rod 5,
The grains are supplied from the outlet part 7.7 into the grain take-out tube 56, and then from the discharge tube 60 to the dryer's loading hopper.

After two grain conveyance and tensioning steps, when the conveyance capacity is increased and the tension hoover is filled with 22 grains, the following one-shelled grains are transferred to the storage section 59 of the discharge tube 60 and the extraction tube 56. stays in
The fullness sensor 88 senses this and stops the motor 21 to stop the grain conveyance.

By taking in the grains in the dryer, the storage section 59)
; When two grains are used up, the fullness sensor 88 detects this, and after the timer 102 measures the time, the motor 21 is started again to continue the L pitching operation.

In addition, when the transportation of the grains in the grain tank 1 is completed and all of the grains in the flexible screw cone 2 and 2 are also completely transported, the grains in the lower part of the take-out tube 5°6 are removed. The detection sensor 89 detects this, and after the timer 103 measures the time, the motor 21 is stopped and the work is completed.

If the capacity of the dryer is low and two flexible screw conveyors 2, 2 are used, and the fullness detection sensor 4F-88 is activated frequently, the transmission to the grain tank 1 may be It is possible to carry out the work by removing the other conveyor 2 while leaving the conveyor 2 alone; and when carrying out conveyance work without using the two-grain tank 1, the flexible screw conveyor 2 is transferred from the transfer box 127 to the receiving section. It is also possible to remove the receiving portion 66 and directly insert the receiving portion 66 into the grain for L-throwing.

Furthermore, a recess 140 for positioning and guiding the 16 continuous rods of the ejection section 7 of the flexible screw controller 2, 2 is provided on the outer periphery of the insertion hole 66 of the ejection tube 56. 7 can be installed in a predetermined position, and the tube 4's tightening tool 1
It is possible to avoid the downward position of the tightening protrusion 141 of No. 1 at all times. Once stopped and held, this installation work is easy.

Note that a locking member may be specially provided on the tightening protrusion 141.

In addition, the embodiment shown in FIGS. 11 and 12 has a grain take-out device comprising: - a wooden flexible screw conveyor 2; 3
A device consisting of. 'I! The structure is similar to that of the above-described multiplication example so that the grains supplied from 6 can be transported.

[Brief explanation of the drawing]

Figure: Yoo; it shows an example of the
1? : Side view of the grain extraction device, Figures 2 and 3 are the 1st
A side sectional view of the main part of the figure, FIG. 4 is a side sectional view of the main part of the figure.
i] Arrow view L of the main part seen from 1
Figure 170, Figure 6 is a plan sectional view of the operation box mounting part, Figure 7I is an overall perspective view, Figure 8 is a control circuit diagram, Figure 9i is
ノ11, : ;n (Side section ln1 diagram of Sumi-Nunku, No. 10
The figure is a front sectional view of the main part of the grain tank, FIG. 11 is a perspective view of another embodiment, and FIG. 12 is a front sectional view of the take-out tube of FIG. In the figure, reference numeral 2 indicates a flexible screw conveyor, 20 a base, 21 a motor, 29, 30 a support tube, 32 and 36 a transmission shaft, 31 a gear box, and 56 a take-out tube.

Claims (1)

[Claims] A transmission shaft 3 is installed upright on a base 20 that houses a motor 21.
A gear box 31 is attached to the upper part of the support tubes 29 and 30 that house the gear boxes 2 and 36, and a grain removal tube 56 is attached to one side of the gear box 31 in an inclined manner so that its upper part covers the upper part of the gear box 31. At the same time, the gear box 3 of the extraction tube 56
1. A grain conveying device comprising a flexible screw conveyor 2 attached to the upper part of the loading side.