JPH10194251A - Automatic bag opening machine - Google Patents

Abstract

(57) [Summary] [Problem] To automate the work of collecting the contents of SP packaged goods,
Labor saving and cost reduction. SOLUTION: The automatic bag opening machine 10 includes a take-out device 20,
The apparatus includes an inclined chute 40, a cutter device 50, a content discharging device 60, a removing device 70, and a sieve device 80. In the automatic bag opening machine 10, the SP packaged goods stored in the stocker 30 are taken out one sheet at a time by the take-out device 20, received by the contents discharge device 60 via the inclined chute 40, and cut by the cutter device 50. You. The content of the cut SP package is discharged by the content discharge device 60, and is discharged to the outside of the machine by the discharge device 70. The contents discharged from the SP package are collected in the collection tank 85 via the sieve device 80.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic unpacking machine for unpacking and recovering contents by unpackaging, and in particular, strip packaging products such as pharmaceuticals, quasi-drugs, foodstuffs, and cosmetics. And to an automatic bag-opening machine for collecting contents.

[0002]

2. Description of the Related Art Conventionally, the operation of recovering the contents of powder or granules or tablets from a packaged product (hereinafter referred to as SP packaged product) obtained by strip-packing, for example, a drug or granules or tablets of a medicinal product is performed by hand. Work is being done.

That is, an operator takes out the SP package one sheet at a time (for example, spelling three bags), and uses a cutter or scissors at a predetermined cutting position below the upper end of the SP package. Cut and unpack. Next, the operator discards the cut piece above the cutting position of the SP package, and turns the cut piece below the cut position of the SP package into an inverted state. Then, the operator vibrates the inverted lower cut piece to discharge the contents into a predetermined recovery tank. Thereafter, the operator discards the lower cut piece from which the contents have been discharged.

[0004]

The manual recovery of the contents of the SP package as described above has a problem in that the work load is large, a great deal of labor and time are required, and the cost is increased. In addition, especially when the contents are pharmaceuticals or foodstuffs, there is concern about secondary contamination from humans due to human labor and occurrence of quality troubles such as contamination with foreign substances, and from the viewpoint of quality assurance, This is a major obstacle to labor saving.

According to the present invention, the work of collecting the contents of the packaged goods can be automated, which can save labor and cost, and can reduce the occurrence of secondary contamination and foreign matter contamination due to manual work. It is an object of the present invention to provide an automatic bag opening machine capable of reliably preventing quality troubles and the like.

[0006]

SUMMARY OF THE INVENTION The object of the present invention is to provide a take-out means for taking out a plurality of wrapped articles stored in a storage section one by one, and to tilt the wrapped articles taken out by the take-out means. An inclined chute that slides down along the surface to bring the contents of the package to the lower part by using the drop force while making the contents of the package almost vertical, and a predetermined cutting position in the package of the product in the substantially vertical position Cutting means for cutting the wrapped product along a predetermined direction intersecting with the vertical direction, and receiving the wrapped product in a substantially vertical posture from the inclined chute to cut the wrapped product by the cutting means at the cutting position. In addition, the cut piece below the cutting position of the cut packaged product is turned upside down until a predetermined posture is inverted, and the cut piece is cut by the content discharge means for discharging the content, and the cutting means. Wrapped Elimination means for excluding the cut pieces above the cutting position and the lower cut pieces whose contents have been discharged by the contents discharge means from the contents discharge means; and Achieved.

It is preferable that the cutting means has a fixed blade and a movable blade, and the movable blade is engaged with the fixed blade by sliding at a predetermined angle in a predetermined direction intersecting the vertical direction.

[0008] In the automatic bag opening machine having the above structure, it is preferable that a sieve means for classifying contents discharged from the packaged goods by the contents discharge means is further provided.
Further, the sieving means includes a coarse classification screen for classifying objects of a predetermined size or more, and a fine classification screen for classifying materials of a predetermined size or less, and each screen is a vibrator. It is preferable that the required vibration is given.

[0009]

In the automatic bag-opening machine according to the present invention, the plurality of wrapped articles stored in the storage section are taken out one by one by the take-out means, and slide down along the inclined surface of the inclined chute so as to be substantially vertical. And the contents are brought to the lower part in the packaged article by using the falling force. The package in the substantially vertical posture is received by the contents discharging means, and cut by the cutting means at a cutting position in a predetermined direction intersecting the vertical direction.

That is, in the cutting means, the movable blade engages with the fixed blade by sliding at a predetermined angle along a predetermined direction intersecting the vertical direction. Thereby, the wrapped articles are sequentially cut along the sliding direction of the movable blade.

The cut piece below the cut position of the cut packaged article is inverted by the contents discharging means until it is in a predetermined upside-down posture, and the contents are discharged.

[0012] The cut piece below the cutting position of the wrapped product from which the content has been discharged by the content discharge means and the cut piece above the cut position of the wrapped product are removed by the removing means.

If the automatic bag opening machine is provided with a sieve means for classifying the contents discharged from the packaged goods by the contents discharging means, the discharged contents are:
Classified by sieving means. Further, the sieving means includes a coarse classification screen for classifying objects having a predetermined size or more, and a fine classification screen for classifying materials having a predetermined size or less, and each screen is a vibrator. If the required vibration is given by
A coarse classification screen for classifying objects of a predetermined size or more, and a fine classification screen for classifying objects of a predetermined size or less are given a required vibration by a vibrator,
Classify the discharged contents.

[0014]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the illustrated embodiments. FIG. 1 is an overall side view showing an automatic bag opening machine according to an embodiment of the present invention, and FIG. 2 is a perspective view showing a stocker and a take-out device of the automatic bag opening machine shown in FIG.
FIG. 3 is a perspective view showing an inclined chute of the automatic bag opening machine of FIG. 1, and FIG. 4 is a side view showing an inclined chute, a cutter device, and a contents discharging device of the automatic bag opening machine of FIG. FIG. 5 is a side view showing the inclined chute, the contents discharging device and the removing device of the automatic bag opening machine of FIG. 1, and FIG. 6 is a work holder and the removing device of the contents discharging device of the automatic bag opening machine of FIG. It is a perspective view showing an apparatus. FIG. 7 is a plan view showing a fixed blade and a movable blade of the cutter device of the automatic bag opening machine of FIG. FIG.
FIG. 8 is a view showing a sieve device of the automatic bag opening machine of FIG.
8A is a side view, and FIG. 8B is a plan view of each screen.

FIGS. 9 to 17 show the operation of the automatic bag opening machine of FIG. That is, FIG.
FIG. 10 is a side view showing a state in which packages are transferred one sheet at a time to the inclined chute by the take-out device, and FIG. 10 is a side view showing a state in which the SP package is received from the inclined chute by the work holder of the content discharging device. is there. FIG. 11 is a side view showing a state where the SP packaged product is held by the pin cylinder in the work holder of the content discharging device, and FIG.
FIG. 4 is a side view showing a state where the SP package is cut by the cutter device. FIG. 13 is a side view showing a state where the SP packaged product is inverted with the swing of the work holder and the bucket of the removing device has moved to the advanced position. FIG. 14 is a side view showing a state in which the contents of the SP package are discharged by the work holder discharging operation, and the upper cut piece of the SP package is stored in the bucket of the removing device. FIG. 15 is a side view showing a state in which the contents of the SP package have been discharged by the discharge operation of the work holder and the movable blade of the cutter device has been retracted.
FIG. 16 is a side view showing a state in which the bucket of the elimination device accommodating the upper cut piece of the SP package is retracted, and the work holder having finished discharging the content returns to the cutting position while holding the lower cut piece. FIG. 17 is a side view showing a state where the contents discharged from the SP packaged product are classified by the sieve device and collected in the collection tank.

The automatic bag-opening machine 10 of the present embodiment automatically collects powders and granules, tablets, and the like, which are wrapped as medicines (containers and wrapped with flexible materials such as paper and film), without human intervention. It is for.

In FIG. 1 and FIG. 2, the SP package 11 stored in the stocker 30 is taken out one sheet at a time by the take-out device 20 (one sheet is spelled out with three bags), and the contents are discharged through the inclined chute 40. Device 60
And cut by the cutter device 50. The content of the cut SP package 11 is discharged by the content discharge device 60 and is discharged out of the machine by the discharge device 70. The contents discharged from the SP package 11 are collected in the collection tank 85 via the sieve device 80.

Referring to FIG. 1, FIG. 2 and FIG. 9, the take-out device 20 includes a pair of suction cups 21 and a negative pressure generator 22 for applying a negative pressure to the SP packaged product 11 through each suction cup 21. The take-out device 20 takes out the SP packages 11 stacked in a substantially horizontal posture in the stocker 30 one by one from the top.

A pair of suction cups 21 are provided on the lower surface of the support plate 23 at predetermined intervals. Each of the suction cups 21 is positioned above the stocker 30 (indicated by a two-dot chain line in FIG. 9) and above the inclined chute 40 (in FIG. 9, indicated by solid lines) with the horizontal and vertical movements of the support plate 23. (Position shown), and can be moved up and down at a position above the stocker 30.

That is, each suction cup 21 is lowered to a predetermined position above the stocker 30 and the SP package lifting member 32 is raised until the SP package 11 at the uppermost stage comes into contact with the suction cup 21. The uppermost SP package 11 is adsorbed by applying a negative pressure from the above, and rises to a predetermined height as it is. And each suction cup 21 respectively
The SP package 11 is dropped on the inclined surface 41 of the inclined chute 40 by horizontally moving from the position above the stocker 30 to the position above the inclined chute 40 and stopping the negative pressure acting on the SP package 11.

A pair of stockers 30 are provided on the stocker set base 31 at a predetermined interval. Each of the stockers 30 can accommodate therein a large number (75 sheets in this embodiment) of the SP packaged products 11 in a state of being stacked in a substantially horizontal posture. The stocker set base 31 is movable along the arrow A direction in FIG. When all the SP packages 11 stored in the stocker 30 on the left side in FIG. 2 are taken out by the take-out device 20, the set base 31 for stockers is a well-known detecting means (for example, not shown) that detects that all of the SP packages 11 have been taken out. The stocker 30 on the right side in FIG. 2 moves the lower part of each suction cup 21 based on the detection by the pressure sensor for detecting the pressure of the negative pressure generator 20 and the optical sensor for detecting the elevation position of the SP package lifting member 32. It moves along the arrow A direction in FIG. 2 until it reaches a predetermined position.

A SP package lifting member 32 is provided below the stocker set base 31 at a position facing each suction cup 21. SP package lifting member 32
Abuts against the lower surface of the lowermost SP package 11 in the stocker 30 and lifts the SP package 11 by a predetermined amount in accordance with the removal operation of the SP package 11 by the removal device 20.

Referring to FIG. 1, FIG. 2, FIG. 3 and FIG.
The inclined chute 40 has an inclined surface 41 having a required inclination angle and length. The inclined chute 40 makes the SP packaged product 11 taken out of the stocker 30 in a substantially horizontal posture by the take-out device 20 slide down along the inclined surface 41 to have a substantially vertical posture, and the SP packaged product 11 The contents of are moved to the lower part using the falling force. The contents of the SP package 11 are inclined chute 40
The cutter device 5
0 makes it easy to cut the SP package 11. Note that the tilt chute 40 can be artificially tilted in any direction in any direction and can be detached and attached, and maintenance inside the machine such as the cutter device 50 can be easily performed.

Referring to FIGS. 4, 5, 7, 10 to 16, the cutter device 50 includes a fixed blade 51 and a movable blade 52.
And an SP package product holding member 53. The cutter device 50 cuts the SP package 11 along the horizontal direction at a position slightly below the heat seal portion 12 near the upper end of the SP package 11 in a substantially vertical posture (hereinafter, referred to as a cutting position). .

That is, in the cutter device 50, the SP
The package holding member 53 moves with the movement of the movable table 54 to the left in FIG. 10, and presses the heat seal portion 12 near the upper end of the SP package 11 to the left in FIG. 55. The movable blade 52 compresses the spring 56 with the further movement of the movable table 54 to the left in FIG. 12 after the SP package product holding member 53 sandwiches the SP package 11 between the movable table 54 and the fixed table 55. While sliding at a predetermined angle along the horizontal direction while engaging with the fixed blade 51. Thereby, the SP packaged products 11 are sequentially cut along the horizontal direction. According to such a cutting method, S
Since the P packaged product 11 is gradually cut while maintaining a certain angle, the cut end is clean. Therefore, at the time of cutting, it is possible to prevent foreign substances such as chips from the SP packaged product 11 from being mixed into the contents.

The fixed blade 51 is bolted to a fixed base 55, and the movable blade 52 is bolted to a movable base 54. Therefore, each of the fixed blade 51 and the movable blade 52 can be easily removed by loosening each bolt, and disassembly and cleaning can be easily performed.

Referring to FIG. 4, FIG. 5, and FIG. 10 to FIG.
Receives the SP package 11 from the inclined chute 40 and the pin cylinder 6 provided in the work holder 61.
2 is a heat seal portion 1 near the lower end of the SP packaged product 11
Hold 3. Since the heat seal portion 13 near the lower end of the SP package 11 is held by the pin cylinder 62, the pin cylinder 62 does not damage the contents in the SP package 11.

The work holder 61 is provided with the SP package receiving groove 6.
And a predetermined angle (180 ° in FIG. 5) from the receiving position (the position indicated by the solid line in FIG. 5) that opens the upper part 3 upward.
The discharge position (FIG. 5)
(The position indicated by a two-dot chain line). A plurality of pin cylinders 62 are provided at predetermined intervals on the left side surface of the work holder 61 in FIG.
You can move in and out. The pin cylinder 62 includes the pressing pin 6
5 by projecting into the work holder 61, SP
The heat seal portion 13 near the lower end of the packaged article 11 is shown in FIG.
It is pressed to the middle right and held between the work holder 61.

That is, the contents discharging device 60 transfers the SP package 11 in a substantially vertical posture from the inclined chute 40 to the work holder 61 at the receiving position of the work holder 61.
The heat seal portion 13 near the lower end of the SP package 11 is sandwiched between the pressing pin 65 of the pin cylinder 62 and the work holder 61. In this state, the contents discharging device 60 causes the cutter device 50 to cut the SP package 11 at the cutting position. Next, the contents discharge device 60 swings the work holder 61 from the receiving position to the discharge position, and cuts the cut pieces 14 (hereinafter, referred to as lower cut pieces 14) below the cut position of the cut SP packaged product 11, It is reversed by a predetermined angle (about 180 ° in FIG. 5) until it is turned upside down. Further, the contents discharge device 60 swings the work holder 61 from the discharge position to the receiving position side by a predetermined angle, and then swings the work holder 61 again to the discharge position. Thereafter, the discharge operation of the work holder 61 is repeated a plurality of times (for example, three times) (chucking). This ensures that the contents of the SP package 11 are discharged to the lower sieve device 80. After the discharge operation, the work holder 61 is returned to the receiving position.
As described above, since the discharging operation of the work holder 61 is repeated a plurality of times (for example, three times), the contents of the SP packaged article 11 fall due to the centrifugal force, the own weight, the impact at the time of the direction change, and the like. Reliable recovery of the entire amount is possible.

Referring to FIGS. 5 and 6, and FIGS. 10 to 16, the rejection device 70 is provided with a cutting piece 15 above the cutting position of the SP packaged product 11 cut by the cutter device 50.
(Hereinafter, the upper cut piece 15) and the lower cut piece 14 from which the contents have been discharged by the contents discharge device 60 are removed outside the machine.

That is, during the discharge of the contents by the contents discharge device 60, the expulsion device 70 moves the cylinder 71 as the movable base 54 of the cutter device 50 retreats rightward in FIG.
, The bucket 73 provided at the tip of the cylinder rod 72 is moved from the retracted position (the position shown by the solid line in FIG. 5) to a position below the position where the movable blade 52 and the fixed blade 51 mesh (FIG. (The position indicated by the two-dot chain line). As a result, the elimination device 70 is connected to the cutter device 5
The upper cut piece 15 falling from 0 is received in the bucket 73. Next, the rejection device 70 retreats the cylinder rod 72 to remove the bucket 73 from the contents discharge device 60.
Is moved to a position having a predetermined positional relationship with respect to the work holder 61 (the position shown in FIG. 6). Furthermore, the elimination device 70
Moves the slide elimination pusher 74 in the direction of arrow B in FIG. 6 along the guide groove 73a of the bucket 73 and the SP packaged product receiving groove 63 of the work holder 61 with the completion of the discharge of the contents by the contents discharger 60. Let it. Accordingly, the removing device 70 removes the upper cut piece 15 in the bucket 73 and the lower cut piece 14 in the work holder 61 in synchronization with a waste case (not shown).

Referring to FIG. 1, FIG. 8 and FIG. 17, the sieving apparatus 80 is provided with a screen 81 for coarse product classification and a screen 82 for fine product classification. Each of the screens 81 and 82 is supported by the sieve frame 83 in a state of being inclined at a predetermined angle. Each of the screens 81 and 82 is given a required vibration by a vibrator 84 via a sieve frame 83, and the SP packaged product 1 from the contents discharger 60 is provided.
The contents of No. 1 are classified and collected in the collection tank 85.

That is, the coarse classification screen 81 removes relatively large objects such as chips from the SP package 11 by retaining them on the screen main body 86. Further, the fine classification screen 82 drops an object having a size smaller than a predetermined size, for example, a too fine object such as a granule crushed by the contents of the SP package 11 from the screen main body 87 into the waste case 88. Let it go.
The content of the SP packaged product 11 that has passed through the screen main body 86 of the coarse product classification screen 81 and has not passed through the screen main body 87 of the fine product classification screen 82 is collected into the collection tank 85 via the hopper 89. Is done.

The sieve device 80 has the sieve frame 83 formed separately from the machine frame 16 of the automatic bag opening machine 10, and can be easily separated from the automatic bag opening machine 10 for easy maintenance and the like. The screen 81 for coarse classification and the screen 82 for fine classification are detachably supported on the sieve frame 83 by bolts or the like, and can be easily disassembled.

The operation of the present embodiment will be described with reference to FIGS. As shown in FIG. 9, the SP packages 11 stacked on the stocker 30 in a substantially horizontal posture are taken out one sheet at a time from the uppermost stage by the suction cup 21 of the take-out device 20 and transferred to the inclined chute 40. And S
The P-packaged article 11 is slid along the inclined surface 41 of the inclined chute 40 to have a substantially vertical posture as shown in FIG. , Work holder 61 of contents discharging device 60
Can be received. In this state, the SP packaged product 11 is as shown in FIG.
As shown in the figure, the heat seal portion 13 near the lower end is connected to the work holder 61 of the content discharging device 60 and the pin cylinder 6.
2 is pressed by the second pressing pin 65. The SP package 11 holding the heat seal portion 13 near the lower end is shown in FIG.
As shown in FIG. 2, the heat seal portion 12 near the upper end is sandwiched between the fixed base 55 by the SP package holding member 53 of the cutter device 50 and the cutting position is fixed by the fixed blade 51 and the movable blade 52 of the cutter device 50. Cut at

After cutting the SP package 11 by the cutter device 50, the lower cut piece 14 of the SP package 11 is
As shown in FIG. 15, the contents are discharged to the lower sieve device 80 by the chucking operation of the work holder 61 of the contents discharge device 60. The discharged contents are classified by a coarse classification screen 81 and a fine classification screen 82 of the sieving apparatus 80 as shown in FIG. Then, only the contents of the SP packaged product 11 that has passed through the screen main body 86 of the coarse classification screen 81 and not passed through the screen main body 87 of the fine classification screen 82 are collected via the hopper 89 into the collection tank 85. Collected within
It is returned to a production line (not shown). 6 and 13 to
Referring to FIG. 16, the lower cut piece 14 of the SP packaged product 11 after the contents are discharged is synchronized with the upper cut piece 15 received in the bucket 73 of the elimination device 70 in synchronization with the elimination device 7.
In order to recover the contents of the SP package 11 which is removed by the slide elimination pusher 74 of 0 and then opened.

Thereafter, through the same process, the SP packaged product 11
Is successively opened one sheet at a time, and the contents of the SP package 11 are collected. S in one stocker 30
When all the contents of the P package 11 are collected, the other stocker 30 is moved with the movement of the stocker set base 31.
Is moved below the take-out device 20, the SP package 11 in the other stocker 30 is opened, and the contents are collected.

As described above, according to the above embodiment, the take-out device 20, the inclined chute 40, the cutter device 50,
Since the contents discharging device 60, the elimination device 70, and the sieving device 80 are provided, the work of collecting the contents of the SP packaged product 11 can be automated, and a large amount of the SP packaged product 11 can be continuously and quickly reduced. Can be recovered. As a result, it is possible to save labor and reduce costs, and it is possible to reliably prevent quality troubles such as secondary contamination and foreign matter mixing due to manual work.

The cutter device 50 includes a fixed blade 51 and a movable blade 52. The movable blade 52 slides at a predetermined angle along the horizontal direction, thereby moving the fixed blade 51 and the movable blade 52.
Mesh with. Therefore, the SP package 11 can be sequentially cut along the horizontal direction, and generation of foreign matter such as cut pieces can be suppressed as much as possible. Thereby, SP packaged goods 1
As a result, it is possible to more reliably prevent foreign matter from being mixed into the contents of item (1).

Further, the sieving apparatus 80 comprises a coarse classification screen 81 for classifying contents of a predetermined size or more, and a fine classification screen 82 for classifying contents of a predetermined size or less.
Each screen is given a required vibration by a vibrator 84 through a sieve frame 83. Therefore, the content discharging device 60
The contents discharged from the P packaged product 11 can be classified more reliably.

In the above-described embodiment, the take-out device 20 including the pair of suction cups 21 and the negative pressure generator 22 has been described as an example of the take-out means for each of the plurality of wrapped articles. The take-out means is not limited to this, for example, by a belt conveyor system,
Needless to say, it can be appropriately changed to a supply method using a roller, a supply method using a robot, a pusher method using a cylinder, a pusher method using a crank mechanism, a chain conveyor method, or the like.

[0042]

As described above, according to the present invention, since there are provided the take-out means, the inclined chute, the cutting means, the contents discharge means, the elimination means and the sieving means, the work of collecting the contents of the packaged goods is automated. be able to. As a result, it is possible to save labor and reduce costs, and it is possible to reliably prevent quality troubles such as secondary contamination and foreign matter mixing due to manual work. In addition, the cutting means includes a fixed blade and a movable blade, and the movable blade slides at a predetermined angle along a predetermined direction intersecting the vertical direction,
Engage with fixed blade. Therefore, the wrapped articles can be sequentially cut along the sliding direction of the movable blade, and generation of foreign matters such as cut pieces can be minimized. This makes it possible to more reliably prevent foreign matter from being mixed into the contents of the packaged article. Further, a sieve means for classifying contents discharged from the packaged goods by the contents discharge means is provided, and the sieve means is a coarse classification screen for classifying contents of a predetermined size or more, and a predetermined classifying screen. And a fine classification screen for classifying contents smaller than the size, each screen being given a required vibration by a vibrator. Therefore, the contents discharged from the packaged goods by the contents discharging means can be classified more reliably.

[Brief description of the drawings]

FIG. 1 is an overall side view showing an automatic bag opening machine according to an embodiment of the present invention.

FIG. 2 is a perspective view showing a stocker and a take-out device of the automatic bag opening machine of FIG.

FIG. 3 is a perspective view showing an inclined chute of the automatic bag opening machine of FIG. 1;

FIG. 4 is a side view showing an inclined chute, a cutter device, and a content discharging device of the automatic bag opening machine of FIG. 1;

FIG. 5 is a side view showing an inclined chute, a content discharging device, and a removing device of the automatic bag opening machine of FIG. 1;

FIG. 6 is a perspective view showing a work holder and a removing device of the content discharging device of the automatic bag opening machine of FIG. 1;

FIG. 7 is a plan view showing a fixed blade and a movable blade of the cutter device of the automatic bag opening machine of FIG. 1;

FIG. 8 is a diagram showing a sieve device of the automatic bag opening machine of FIG. 1;

FIG. 9 is a side view showing a state in which SP packages are transferred one sheet at a time to an inclined chute by a take-out device.

FIG. 10 is a side view showing a state where the SP packaged product is received by the work holder of the content discharging device from the inclined chute.

FIG. 11 is a side view showing a state in which the SP package is held by a pin cylinder in a work holder of the content discharging device.

FIG. 12 is a side view showing a state where the SP package is cut by the cutter device.

FIG. 13 is a side view showing a state where the SP packaged product is inverted with the swing of the work holder and the bucket of the removing device has moved to the advanced position.

FIG. 14 is a side view showing a state in which the contents of the SP package are discharged by a work holder discharging operation, and the upper cut piece of the SP package is stored in a bucket of the removing device.

FIG. 15 is a side view showing a state in which the contents of the SP package have been completely discharged by the discharge operation of the work holder and the movable blade of the cutter device has been retracted.

FIG. 16 is a diagram illustrating a state in which the bucket of the elimination device accommodating the upper cut piece of the SP package is retracted, and the work holder having finished discharging the contents returns to the cutting position while holding the lower cut piece; It is a side view showing a state.

FIG. 17 is a side view showing a state where contents discharged from SP packaged goods are classified by a sieve device and collected in a collection tank.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Automatic bag-opening machine 11 Envelope (SP packaged product) 20 Take-out means (take-out device) 21 Take-out means (sucker) 22 Take-out means (negative pressure generator) 30 Storage unit (stocker) 31 Storage unit (set stocker for stocker) ) 40 Inclined Chute 41 Inclined Surface 50 Cutting Means (Cutter Device) 51 Cutting Means (Fixed Blade) 52 Cutting Means (Movable Blade) 60 Contents Discharging Means (Content Discharging Device) 61 Contents Discharging Means (Work Holder) 62 Contents Object discharging means (pin cylinder) 65 Contents discharging means (pressing pin) 70 Elimination means (exclusion device) 71 Elimination means (cylinder) 73 Elimination means (bucket) 74 Elimination means (slide elimination pusher) 80 Sieving means (Sieving apparatus) 81 Sieving means (screen for coarse classification) 82 Sieving means (screen for fine classification) 84 Sieving means (vibration ) 85 recovery tank

Claims (4)

[Claims] A take-out means (20) for taking out a plurality of wrapped articles (11) stored in a storage section (30) one by one.
By sliding the wrapped article (11) taken out by the take-out means (20) along the inclined surface (41), the wrapped article (11) is brought into a substantially vertical posture and the wrapped article (11)
An inclined chute (40) for lowering the contents of the package using the dropping force, and a predetermined cutting position of the package (11) in a substantially vertical posture, the package (11) intersects the vertical direction. A cutting means (50) for cutting along a predetermined direction; and an envelope (11) received by the cutting means (50) upon receiving the envelope (11) in a substantially vertical posture from the inclined chute (40). Is cut at the cutting position, and the cut piece (14) below the cut position of the cut packaged article (11) is turned over until the cut piece (14) is in a predetermined posture upside down,
A contents discharging means (60) for discharging contents, and a package (1) cut by the cutting means (50);
The cutting piece (15) above the cutting position of (1) and the lower cutting piece (14) from which the contents have been discharged by the contents discharging means (60) are combined with the contents discharging means (6).
0) An automatic bag-opening machine (10), comprising: an exclusion means (70) for eliminating the exclusion from the hopper. 2. The cutting means (50) includes a fixed blade (5).
1) and a movable blade (52).
The automatic bag-opening machine (10) according to claim 1, characterized in that the device engages with the fixed blade (51) by sliding at a predetermined angle along a predetermined direction intersecting the vertical direction. 3. A sifting means (80) for classifying contents discharged from the packaged article (11) by said contents discharging means (60). Automatic bag opening machine (10) according to any one of the above. 4. A screen (81) for classifying a crude product, wherein the screen means (80) classifies a product having a predetermined size or more, and a screen (82) for classifying a fine product, which classifies a product having a predetermined size or less. And each screen (81, 82)
The automatic bag opening machine (10) according to claim 3, characterized in that each of them is given a required vibration by a vibrator (84).