JPS59103814A - Feeder for partially packed material in medicine partial packer - 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 supply device for packaging material in a drug packaging machine.

As shown in Figures 1 and 2, ■Mass rotation motor 1
A conical part 3 is formed on the outer periphery of the rotary disk 2 which is rotationally driven by the rotary disk 2, and this conical portion 3 supports a conical cylinder 4 which can be raised and lowered to form an annular V mass 5 between them. A large number of dividers 8 are arranged in an annular manner on the outer periphery of a plate support plate 7 which is disposed below and is rotationally driven by a plate rotation motor 6, and each divider 8 is swingably attached to the plate support plate 7. Support plate 7
On the lower side of the divider 8, there is a 1/- rule 9 that horizontally supports the divider 8.
and a cut-off portion 10 formed in a part of the rail 9.
Capacity dividing devices in which the divider 8 is rotated by its own weight have conventionally existed.

]-The writing π division device is ■ Mass times 'IG: r: part 1
The rotary disk 2 is rotated in one direction by the drive of the annular V-mass 5, and in this rotating state, a predetermined amount of sachet material is continuously supplied to the annular V-mass 5 from a part above the V-mass. When a predetermined amount of sachet material has been deposited uniformly over the whole area, the rotary disk 2 is stopped, and the conical cylinder 4 is raised by the operation of the cam mechanism 11, so that the sachet material in the V mass 5 is deposited in a lower annular shape. Then, the tray support plate 7 is rotated by the drive of the tray rotation motor 6, and the separated portion 1 of the rail 9 is separated.
The packaged material on the tray is discharged into the chute 12 by swinging the divider 8 at .degree., and the volume dividing device divides the packaged material of a predetermined weight into several equal parts as described above. Therefore, it is necessary to measure the packaged material to be supplied to the annular V-mass 5 in advance.

However, in the past, weighing the packaged material and supplying the weighed packaged material to the metering supply device are inefficient manual operations, which has the disadvantage of poor packaging efficiency.

SUMMARY OF THE INVENTION It is therefore an object of the present invention to solve the above-mentioned drawbacks and to provide an apparatus for supplying separated packaged materials.

A slowly movable weighing tray of an electromagnetic scale is positioned below the tip of the scale, and a second chute is arranged to receive the weighed packaged material falling from the tray, and the tip of the second chute is placed in the capacity dividing device. located above the annular V-7, and discharging the packaged material placed in the hopper from the supply port at the bottom of the hopper onto the first unit by the operation of a quantitative dispensing device;
The first chute supplies the packaged material to the receiving tray of the electromagnetic scale at a constant speed, and when the measured value reaches the set value, the supply of the packaged material onto the receiving tray is stopped and the receiving tray is rotated. The inner sachet material is allowed to fall by gravity into the second chute, and the second
When the packaged material on the chute is fed at a constant rate to the capacity dividing device, the supply of the packaged material to the receiving tray of the electromagnetic scale is started.

An embodiment of the present invention will be described below with reference to the accompanying drawings.

FIG. 3 shows a schematic diagram of a feeding device according to the invention. This supply device has a first chute disposed below the hopper 21 filled with the sachet material, an electromagnetic scale disposed below the first chute, and a second chute disposed below the electromagnetic scale. The tip of the second chute of the lever faces a part of the annular mass of the divided capacity device shown in detail in FIGS. 1 and 2.

As shown in FIG. 4, the hopper 21 has a bottom plate 22, and a supply port 23 is formed on the outer periphery of the bottom plate 22. Further, a pressure receiving plate 24 is provided at the lower part of the inner circumference of the hopper 21 and extends above the supply port 23 . The packaged material filled in the hopper 21 is discharged from the supply port 23 by the operation of the quantitative dispensing device 25.

The quantitative dispensing device 25 has a plurality of blades 27 arranged at equal intervals around the outer circumference of a rotatable cone 26 arranged on the bottom plate 22 of the hopper 21, and the cone 26 is rotated by a motor 28 attached to the lower part of the hopper 21. I have to.

Note that a rotating shaft 29 that is rotationally driven by the motor 28 is inserted into the center of the cone 26, and the stirring rod 3 is attached to this rotating shaft 29.
By attaching 0 to J, it is possible to prevent a bridge from forming inside the hopper 21.

The packaged material discharged from the supply port 23 of the hopper 21 flows down into a guide tube 31 provided below the supply port 23. As shown in FIG. 5, the guide section 31 is provided with a light-transmitting part 32 at an upper facing position, a light emitter 33 is provided on one side sandwiching the light-transmitting part 32, and a light-receiving element 34 is arranged on the other side. The packaged material inside the guide tube 31 is detected, and the operation of the motor 28 of the quantitative dispensing device 25 is controlled based on the detection signal.

The packaged material discharged from the lower outlet of the guide tube 31 is received by the first unit 41. This first chute 41 and seven chute support plates 42 are two plates 4 arranged parallel to each other.
3, the chute support plate 41 is supported by a spring 46 supported by a frame 44, and
1 with a gentle slope toward the tip. Further, a vibrator 47 is attached to the chute support plate 42, and when this vibrator 47 is operated, the first chute 4
1 vibrates slightly.

The electromagnetic scale 51 disposed below the first chute 41
, a weighed object tray 53 is placed on a tray support plate 52'', and the tip of the tray 53 is connected to the tray support plate 52 via a pin 54 in a swingable manner, and the tray 53 is connected to the first chute. 4
It is located below the tip of 1. This electromagnetic scale 51 is designed to stop the vibrator 47 when the amount of packaged material supplied to the tray 53'' reaches a set value, and at the same time operate the tray tilting device 61.

The saucer tilting device 61 has a saucer tilting cam 63 attached to a drive shaft 62 provided horizontally below the electromagnetic scale 51, and a liftable rod that is raised by the rotation of the cam 63 and lowered by the elasticity of a spring 64. A connecting pin 66 is provided at the upper end of the cam 65, and the connecting pin 66 is inserted into the horizontally elongated hole 68 of the plate 67 attached to the side surface of the saucer 53.
Rotation causes the saucer 53 to swing around the pin 54.

The drive shaft 62 is a plate tilting motor 6 shown in FIG.
Rotationally driven by 9.

6 and 7 below the saucer 53 of the electromagnetic scale 51.
As shown in the figure, an introduction tube 71 is arranged, and this introduction tube 71
The second chute 81 is located below.

The introduction cylinder 71 is swingably supported by being attached to a support shaft 74 to a bracket 73 to which the end of an arm 72 provided on the rear side is appropriately fixed. When it is discharged, it swings downward and its lower end becomes the second
It comes into contact with the upper surface of the chute 81.

Here, the means for swinging the introduction cylinder 71 is as follows: a cylinder lifting cam 75 is attached to the drive shaft 62, and the central part of a swing arm 76 supported swingably is brought into contact with the outer periphery of the cam 75.
The end of the swinging arm 76 and the introduction tube 71 are connected to the rod 77.
A spring 78 is applied to the introduction tube 71 so that it is spaced downward.

A second chute 81 below the introduction tube 71 is connected to a chute support plate 83 via two parallel leaf springs 82, similar to the first chute 41, and the chute support plate 83
is supported by a spring 85 and has a gentle downward slope toward the tip, and when a vibrator 86 attached to the support plate 83 is activated, it vibrates slightly.

The tip of the second chute 81 faces above the outer periphery of the annular square 5 in the capacity dividing device, so that the packaged material can be supplied from the tip of the second chute 81 to the annular square 5.

Note that the vibrator 86 that applies vibration to the second chute 81 is activated when the plate tilting septa 69 rotates the drive shaft 62 once and stops.

The feeding device shown in the embodiment has the above-mentioned structure, and its operation will be explained next.

When the start switch of the device is activated after filling the inside of the hopper 21 with the sachet material, the motor 28 of the quantitative dispensing device 25 is first started to rotate the rotor 26 in one direction. Due to this rotation of the rotor 26, the packaged material located between the blades 27 on the outer periphery of the rotor is transferred to the supply port 23.
from the guide cylinder 31 to the first chute 4.
1” falls to 2. At this time, vibration is applied to the first chute 41 by the action of the vibrator 47, and since the first chute 41 is sloped with a gentle downward slope toward the tip, the object falls onto the $1 chute 41. The packaged material is transported forward at a constant speed and is supplied from the tip of the chute to the receiving tray 53'' of the electromagnetic scale 51.

The amount of packaged material continuously supplied onto the saucer 53 increases,
When the weight reaches the set value stored in the electromagnetic rod 51,
The vibrator 47 is stopped by the weighing signal from the scale 51, and the supply of the packaged saline to the receiving tray 53 is stopped. At this time, the quantitative dispensing device 25 operates and supplies the sachet material into the guide tube 31, so the sachet material accumulates inside the guide tube 31, and the deposited sachet material is projected from the projector 33. When the light is deposited to a position that blocks light, the light receiving element 34 is activated.
Motor 28 is stopped.

When the weight of the packaged material supplied onto the tray 53 reaches the set value, the motor 69 of the tray tilting device 61 is activated to rotate the drive shaft 62 once, so that the tray 5 of the electromagnetic scale 51 is rotated.
3 swings, and at the same time, the introduction cylinder 71 is lowered by the elasticity of the spring 78 so that its lower end comes into contact with the second chute 81, and the sacheted material is thrown into the introduction cylinder 71. After the sachet material is put in, the tray 53 returns to its original horizontal state, and the introduction tube 71 is also raised by the action of the cam 75, so that the second chute 81 supports C amount of the sachet material.

When the drive shaft 62 that tilts the saucer 53 stops once (7), the first chute 41 and the second chute 81
The vibrators 47 and 86 each act to apply vibration to each chute 41 and 81, and at the same time, the plate rotating motor 1 of the capacity dividing device A operates to move the rotary plate 7 in one direction. Rotate at constant speed.

By applying a slight vibration to the first chute 41, the packaged material on the first chute 41 is conveyed forward at a constant speed in the same manner as described above and is supplied onto the tray 53 of the electromagnetic scale 51. By applying slight vibrations to the chute 81, the packaged material on the second chute 81 is conveyed at a constant speed toward the tip of the chute, and the annular mass 5 rotates in one direction from the tip of the second chute 81. supplied to

Note that the packaged material on the second chute 81 is supplied at a constant speed onto the annular square 5 which rotates at a constant speed in one direction, so that the packaged material C is uniformly distributed throughout the V square 5. When the sachet material on the second chute 81 is completely discharged, the dish rotating motor 6 stops, and at the same time the cam mechanism 11 operates to raise the conical cylinder 4. Therefore, the packaged material in the box 5 falls by gravity into the annularly arranged divider 8 provided below and is divided into a certain amount, and then the tray support plate 7 is driven to rotate, and the rail 9 is separated. By swinging the splitter swinging in the 1° section, the sachet material in the multi-segmented skin 8 is discharged.

As described above, in this invention, the sachet material filled in the hopper is transferred to the first lower part by the action of the quantitative dispensing device.
The material is discharged onto a chute, and the first chute is subjected to slight vibrations to transport the upper part of the packaged material at a constant speed to the receiving tray of an electromagnetic scale.
When the weighing value of the electromagnetic scale reaches the set value, the supply of the first chute is stopped, and the upper part of the packaged material is discharged onto the second chute by swinging the receiving tray, and the material is discharged into the second chute. Since the upper portion of the packaged material is conveyed at a constant speed and supplied to the capacity dividing device using the applied micro vibrations, it is possible to automatically supply a fixed amount of packaged material to the capacity dividing device, and it is possible to When supplying the packaging material, the packaging material is supplied from the first chute to the electromagnetic scale and weighed, making the packaging operation extremely efficient in the packaging device associated with the capacity dividing device. be able to.

[Brief explanation of the drawing]

Fig. 1 is a longitudinal sectional front view of a capacity dividing device used in a medicine packaging machine, Fig. 2 is a plan view showing a part of the same tray support plate, and Fig. 3
The figure is a schematic diagram of a dedicated preformulation machine in which the device according to the present invention is associated with a capacity dividing device, FIG. 4 is a longitudinal sectional front view of the hopper, and FIG. 5 is a first chute and an electromagnetic scale. FIG. 6 is a side view showing the second chute portion of the same as above, and FIG. 7 is a partially cutaway sectional view taken along the line ■-■ in FIG. 6. 21... Hopper, 22... Bottom plate, 23... Supply port, 25... Fixed amount dispensing device, 41... First chute, 47... Vibrator, 51... Electromagnetic scale , 53...
saucer, 61... saucer tilting device, 81... second chute, 86... vibrator. Patent applicant Masaji Yuyama Agent Kama 1) Mata 2 Figure 5 Figure 61 ■

Claims (1)

[Claims] A hopper having a supply port formed in the bottom plate, a quantitative dispensing device that continuously discharges a fixed amount of the sachet material filled in the hopper from the supply port, a first chute disposed below the supply port of the hopper, and An electromagnetic scale with a swingable weighing tray facing below the first chute, and when the measured value of this scale reaches a set value, the said tray is rotated to drop and discharge the weighed packaged material. It consists of a saucer tilting device, and a second chute that is disposed below the saucer and whose tip portion faces the volume dividing device for the packaged material, and the first chute and the second chute are arranged below the tray and have a tip facing the volume dividing device for the packaged material. Each of the two chutes is elastically supported by being inclined with a gentle downward slope toward the tip, and each chute is provided with a vibrator that applies slight vibrations, and the weighed and packaged material is transported from the second chute to the capacity dividing device. The operation of the packaging material in a pharmaceutical packaging machine is such that the operations of the tray tilting device and the vibrator are automatically controlled so that the operations of the container tilting device and the vibrator are carried out simultaneously with the transportation of the packaging + and I Fl from the hopper and the first chute to the tray of the electromagnetic two scales. Feeding device.