JPS5813313A - Grain bagging apparatus - 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 According to the present invention, an empty paddy bag is set on the body of a bag holder installed on the scale stand of a platform scale, and grains sorted by a grain sorting device are stored in the bag holder. The present invention relates to a grain bagging device in which a specified amount of grains are packed into bags while inputting (refined rice) and measuring the load on a scale stand with a measuring rod.

The purpose of the present invention is to fix the movement of the scale between the scale of the scale and the frame in order to prevent the scale from working simply by setting a paddy bag on the scale of the scale. A locking device installed or a locking device provided on the connecting mechanism that connects the weighing rod to the weighing rod is used to lock the locking device installed on the connecting mechanism that connects the weighing rod to the weighing rod. By automatically releasing the paddy bag, the bagging process is not made troublesome, and the impact on the weighing platform when changing paddy bags can be avoided, such as when a worker puts his or her foot on the paddy bag or when the paddy bag is accidentally packed. To enable accurate bagging by eliminating the error in a measuring part that occurs when paddy bags are dropped.

To specifically explain the embodiment based on the drawings, the first
In the figure, (1) is a grain sorting cylinder, and inside its casing (10) there are sorting cylinders (11) (11) that are tilted downward in the 1n direction (left side of the drawing). They are mounted in two sets so that they rotate in opposite directions (arrows in Figure 2). (old sorting cylinder)・(11) is its rear open 1-'l (llf
From the input hopper (I2) installed in l, the sorting cylinder (11)
(11) Small rice and waste rice among the grains to be thrown into the chamber are leaked through the sorting holes of the sorting cylinders (11) and (11), and the fine grain rice is transferred toward the +1iJ opening 1-1. By doing this, sorting into fine grain rice, small rice, and Ji-1 rice is the same as conventionally known methods, but the openings on the front end side of the sorting cylinders (11) and (11) are A pair of flip-wheels (1
3)・(13) is arranged. Said flip-wheel (13
) and (13) rotate in opposite directions to each other, as shown by the arrows in FIG. The jump wheel (13)/(I3)
is driven via the sorting cylinders (1υ/(11)) which are integrally connected to the sorting cylinders (11) and (jl), but are driven by separately transmitting rotational force. , the grains (fine grain rice) received from the open openings on the front end side of the sorting barrels (11) (11) are transferred to the pair of flip-up impellers (13).
) and (13) so as to jump up into the receiving gutter (2) disposed above the opposite side. The receiving gutter (2) has a base end [(
0 is formed into a hopper shape that opens upward, and the tip side protrudes forward and branches left and right to form a first discharge port (2o) and a second discharge port (2I). First release date (2(
11 and the second discharge port (21) are connected to a switching shutter (3) provided in the inner cavity of the branch point on the tip side of the receiving gutter (2).
) to switch the grain flow between the first discharge port (20) and the second discharge port (211).

Switching shutter (31Lli), one end of the shutter 11i111 (30), which is its rotation axis, protrudes outward, and an actuation arm (3+) is fixed to the protrusion so as to rotate together with K, solenoid. The solenoid rod (33) of (32) and the 1:15 part of the second link rod (35) connected via the first link rod (34) are made to face freely toward and away from each other. Note: The first link rod (3A) is shaped like a lever by supporting its middle part with a support (36). 33) moves the second link rod (3ω) forward and backward in the direction of arrow A, alternately pushing up both ends of the operating arm (31) to switch and rotate the switching shutter (3). At this time, the switching shutter (3) is switched. The shutter (3) is held at the switched and rotated position by the spring (37) provided on the shutter (3) passing over the dead center X.The switching shutter (3) is connected to the receiving gutter (
2) is discharged from the discharge ports (20) and (21) into the paddy bag M.
If a paddy bag containing a specified amount of grain, for example 30 kg, is used, the discharge port is closed when the grain is packed into 295 bags, and at that time, the remaining grains are Q, 5Ky of grains are made to flow down little by little from the through hole (34) provided in the switching shutter (3) until reaching the prescribed amount of 30.2Ky. (4
) and (4) are the through holes (34) of the switching shutter (3).
) The first discharge port (20) and the second discharge port (21) are provided with opening/closing shutters that can be opened and closed, respectively, to block the grains flowing out little by little from the rotating shafts (40) and (40).
), and when the first solenoid (41) and second solenoid (42) connected to the opening/closing shutters (4) are turned on, ml is released (20).
21) to open, and release "I (
2(1) and (21) are rotated to close them. (5) is a platform scale of the grain bagging device A for bagging the grains delivered from the first discharge port (20) and the second discharge port (2I). The platform scale (5) is..., the platform frame (5)
0), a scale stand (51) that can be movably supported downwards, and a frame (51).
50) Metrology of swinging support around the K fulcrum P (5
2) is connected to one end side via the linking mechanism a, and the scale stand (
51) is configured so that the total load applied to the rod is reduced to 1 by the weight W mounted on the other end of the rod (111).

Regarding this, it is the same as the platform scale in subsection 1) 11, but the weighing scale (52) supported on the platform (50) is -, but the weighing platform c'i1 supported on the platform (50) is )・e,il
) are provided in two rows in parallel on the left and right,
The left and right scale stands (5υ・51) are respectively connected to the above-mentioned linkage mechanism a, and if one scale stand (51) is weighing, for example, when the right scale stand (51) is weighing, the left scale stand ( 51) is idle, while the other scale stand on the left (51) is being weighed, the scale stand on the right side (51) is being weighed.
They can be used alternately to play. A means for enabling the left and right scale stands (51) and 61) to be used alternately may be implemented as appropriate. In this example, the scale stand (5
1) Even if the load applied to the top surface of the scale table (51) is applied to an uneven part of the top surface of the scale table (51), the same value will appear, so that the scale table (51) is placed on the frame (50) on the average. Using the bar pal link (6), which is a support mechanism for supporting, each weighing platform (5υ/(51)'s bar bar 11111°/:1° link (6) is connected so that its working end (6a) is They are arranged symmetrically on the left and right so that they are butted against each other, and mounted on the underframe 60).
Engagement hooks bb are installed on the lower end of the above-mentioned linkage mechanism a in pairs on the left and right, and the butted operating ends (6a) and (6a) of the donkey pal links (6) and (6) are installed at the lower end of the above-mentioned linkage mechanism a. By being removably connected via the engagement bins C- and C, the donkey pal link (6) that supports the weighing platform (51) on the side on which the load is applied is actuated by the load, thereby reducing the load. The donkey pal link (6) supports the scale stand (51) on the side that is not weighed
), which is connected to the linking mechanism a to operate the metering mechanism.

Donkey pal link (6) which is a support mechanism for the weighing platform 6υ
As shown in FIG. 5, the main link rod (60
) is mounted on a fulcrum shaft 0 provided by fixing the position W-t to the underframe (50) so that the operating end (6a) side can freely move up and down, and the link is formed short from side to side. The rod (61) is arranged parallel to the lower part of the main link rod (11), and its inner end is attached to the underframe (50). The outer end of the lower short link (61) and the intermediate portion of the upper main link rod (60) near the fulcrum axis 0 are provided with a connecting link ( 62) are cross-connected via connecting shafts R and ■, and the upper end is fixedly connected to the lower surface of the outer end side of the scale stand (51).The lower end of the support link (63) is connected to the lower end of the main link rod (60). The lower end of a support link (64) is connected to a portion adjacent to the fulcrum shaft O via a connecting shaft T, and its upper end is fixedly connected to the lower surface of the inner end side of the weighing platform (51). ) is connected to a portion adjacent to the fulcrum shaft Q of the main link rod (60
) is the length 11 between the fulcrum axis O and the connection axis T of the lower link rod (61), and the length 22 between the fulcrum axis Q and the connection axis U of the lower link rod (61).
, the length p3 between the connecting shaft T and the connecting shaft R of the main link rod (60) is equal to the length between the connecting shaft U and the connecting shaft ■ of the lower link rod (61) - e4 It is constructed by setting the position of the connection 1rql+R-V-T-U so that it is equal to .

(The force is applied by the body of the bag holder installed on the -■- side of the scale stand 51), and the holding plate (70) that rises diagonally from the scale stand 61) to hold the paddy bag M in a predetermined position. Its retaining plate (70) K
A support plate that supports the bottom of the rice bag M leaning against it from below (
71), and its holding plate (70) is attached to the scale stand (51).
), but the support plate (71) that substantially supports the load of the rice bag M is rotatable up and down on a support shaft (72) provided at the lower end of the holding plate (70). The upper surface of a protruding arm (73) which is supported by a spring (74) and which protrudes beyond the support shaft (72) of the support plate (71) is rotated downward about a rotation shaft (751) as a fulcrum. The actuating arm (7 (9) which is biased to move is in contact with the support plate (71)
) when the load on the spring (74) reaches a certain value.
The load when the support plate (TI) moves relative to the scale table (51) is determined by the pressure of the spring (74) as desired. is set to

(8) is a locking device, and in this embodiment, when the aforementioned donkey pal link (6) fixes the movement of one of the link rods constituting it, its function is fixed. Since the scale stand 6υ is fixedly supported on the underframe (50), the scale stand 6υ is fixedly supported by the underframe (50), so the balance stand 6υ is fixedly supported by the underframe (50). ).

That is, the main link rod (6) of the donkey hull link (6)
A retaining pin (80) is provided at the longitudinally intermediate portion of 0),
Further, a retaining hook (8I) is provided at a portion of the weighing platform 6υ adjacent to the engaging pin (80), which rotates by a rotation shaft and releasably engages with the engaging bottle handle. Hoai hook (
8]) is fixed to the engagement pin (80) to fix the movement of the link rod (6o) relative to the scale stand 5v, thereby fixing the donkey pal link (6) to the underframe (5o). As a result, the movement of the scale stand 61) relative to the underframe (50) is locked. And also the engagement hook (
8]) is an actuating arm (7G) whose proximal end is applied to the base plate (71) so that it is held in a predetermined posture until the base plate (71) receives a predetermined load. Rotation shaft (75) K, fixedly supported, its rotation 11i1
11 (75) to perform the engagement/disengagement operation by rotating, and by this, the paddy bag M is placed on the weighing platform (5υ).
When there is no load on the scale table 61), the main link rod (6o) and the support plate (71) are in their respective raised positions, so that the retaining hook (81) and the engagement pin rod are connected to each other. It becomes an engaged state and locks the movement of the scale stand 6υ, and the bag holder on the scale stand I5]) is attached to the body (7) to lock the movement of the scale stand 6υ.
is set and a predetermined weight of grain is stuffed into the paddy bag M, and when the base plate (7υ) starts to move relative to the scale stand (51), the retaining hook (81) engages with the engagement pin. It is designed to move toward the disengagement side to release the lock.

This locking device N (8) is provided to fix and release the movement of the linkage mechanism a, and its release operation is performed by the aforementioned support plate (71) (the bag holder is a body (force) scale (If the scale is configured to be moved by a movement relative to 5υ, or the lower surface of the scale stand (51) is supported on the underframe (50) and the scale stand 6
1) The support member that fixes the downward movement is attached to the weighing table (5).
The above-mentioned bag holder is installed so that it can move forward and backward from the bottom surface of J, and the retracting operation from the bottom surface of the scale table Gυ is the body (force scale table (51)).
It may be designed as appropriate, such as in a case where the movement is performed by a movement against the object.

In the illustrated embodiment, S-S is a sensor inch that senses the paddy bag M set on the weighing platform t5υ, and is arranged below the base plate (71) and is attached to each weighing platform 6υ.・
(51) is installed in the circuit of the first and second solenoids (41) and (42), as shown in the circuit diagram of FIG. 1st and 2nd solenoid (41)
(In the circuit 42, the switch 5-81 is turned on,
Furthermore, the circuit is formed to operate only when the metering end switch S3 connected in series with the switches 5-81 is turned on. In addition, the termination switch 11; Tsuchi S3 is configured as a proximity switch that is turned on when the balance is balanced with the load applied to the weighing system (521) or the weighing platform (51) and the balance is in a horizontal position. With the predictive switch,
A timer switch (9) provided in the solenoid circuit of the solenoid (321) is connected in series with the timer (90), and when switch S4 is turned on, the timer switch (9) keeps the timer (90) on for the set time. It is a circuit that maintains the current state and turns off after a set time has elapsed, based on metrology (
It is installed at the lower end of rotation of the paddy bag M, and turns on when a specified amount of grains are put into the paddy bag M and nears the expiry of the rice bag (52 approaches the horizontal position), and a switching shutter ( 3) to the opposite side.

Next, to explain the function and effect, the grain bagging device according to the present invention has a weighing table (51) as described above.
1:.

Movement relative to the frame (50), or weighing platform (51)
Lock the movement of the linking mechanism a that connects the and metrology M,
Metrology (521)
A locking device (8) provided on the weighing platform (51) is configured to keep the bag holder (51) movable on the top surface of the weighing platform (51) in a locked state until the load applied to the body (force) reaches a desired set load. is held, and the bag holder is configured so that when the load applied to the body (force reaches a predetermined value), the bag holder begins to move relative to the body (force is applied to the scale table 61), thereby releasing the lock. Therefore, when setting the paddy bag M on the scale stand 6υ, the bag holder must be placed on the scale stand 6υ (as long as you do not apply a large force).
Since the force will not deviate even if you put your foot on the scale, it is possible to avoid errors caused by the vibration of the 5" L!I due to the shock when setting the paddy bag M on the scale stand 61 Prevention of activation can be achieved without complicating the operation.In addition, as in the embodiment, the bag holder is free from load on the body (force and scale table (51) K), so the locking device (8) is automatically activated. If you want to gradually restore the locked state, when removing the paddy bag M that has been filled with a predetermined weight of grains from the scale stand 61), the paddy bag ) and the bag holder is in a locked state when no force is applied to the body (521 Since it is prevented from swinging, malfunctions that occur when taking down the filled rice bag M from the weighing platform 6υ can be reliably prevented.

[Brief explanation of drawings]

Fig. 1 is a partially cutaway side view of a grain bagging device according to the present invention connected to a grain sorting device, and Fig. 2 is a cutaway side view showing the flip-up impeller portion of the grain sorting device. Figure 3 is an overall schematic explanatory diagram of the bagging device, Figure 4 is an electric circuit diagram,
Figure 5 is an enlarged view of one side of the scale stand, Figure 6 is a front view showing the first and second outlet of the receiving gutter, Figure 7 is a rear view of the same, and Figure 8 is the same as above. FIG. Explanation of drawing symbols A... Grain bagging device a... Linking mechanism 1... Grain sorting device 10... Casing 11... Sorting barrel 12... Hopper 13... Jump wheel 2 ...Gutter 20...First discharge port 21
...Second release date 3...Switching shutter 30...Shutter axis 3
1... Operating arm: 2... Solenoid 3
3... Solenoid rod 311... First link rod 35... Second link rod 36... Support body 4...
・Opening/closing shutter 40... Rotating shaft 41... 1st
Solenoid 42...Second solenoid 5...Base scale 50...Base frame 51...Weigh stand
52...Measuring rod 6...Donkey pal link 6a.
...Made m[60.61 Link rod 62...Connection link b...Engagement hook C...Engagement pin 0.
Q...Fullin shaft U-T-R-V...Connection shaft 63, 64...Support link

Claims (1)

[Claims] Grain is placed on the 11th side of the weighing platform of a platform scale in which a weighing platform is vertically movably supported on an underframe, and the weighing rod is connected to a weighing rod, which is swingably supported on the underframe, by a linking mechanism. In a grain bagging device equipped with a bag holder for paddy bags to be packed, the bag holder &-] body is installed on the scale stand so as to move relative to the scale stand under a load set as desired; The bag holder locks the body with a linking mechanism that connects the scale stand and the rod or a locking device provided between the scale stand and the frame, and the bag holder is locked by the movement of the body with respect to the scale stand. A grain bagging device characterized in that the device is coupled to release a lock.