JP3853337B2 - Bag and label supply equipment - Google Patents

Description

  The present invention relates to a bag and a label supply device for supplying a bag and a label such as a quality label attached to the surface of the bag to a lower portion of a filling port of an automatic weighing and filling device.

  Conventionally, a storage box that stores a warranty card, a support arm that is fixed to a holder that is opposed to the outlet of the storage box and is filled with a solid adhesive, and a support arm that is swingably driven. A take-out device, a transfer device that transfers a support arm that holds and holds a guarantee slip, a pull-out roller that peels off the guarantee slip from the support arm, a guide belt that guides the bag body near the pull-out roller, and a guide belt. Based on the detection signal of the detection member, the detection member detects the passage of the bag body and the guide belt that guides the guarantee slip peeled off by the drawing roller to the bag body and conveys the bag body to the sewing device. There is known a guarantee slip supply device in which a take-out device and a transfer device operate (see Patent Document 1).

  In addition, the bag take-out means for carrying the bag, the first and second feed means for feeding while holding the mouth of the bag, and the arm of the label take-out machine can swing in the vicinity of the take-out opening of the label magazine for storing the label. A suction cup for sucking the labels of the label magazine one by one on the arm, and an operating means for operating the label take-out machine according to a detection signal transmitted by detecting the bag transported by the bag transporting means. A label guide for guiding the label downward is provided between the magazine outlet and the arm, and a receiving device for receiving the label is provided below the label guide. Two transporting means are disposed, and first and second label feeding means for feeding while sandwiching the label between the label guide and the receiver are provided so as to be close to and away from each other, and cooperate with the first transporting means. Working labe A label pulling means for pulling out the bag toward the bag mouth, and a moving means for moving the second label sending means toward the first label sending means by a detection signal of a label detector provided in the vicinity of the receptacle. A known label supply apparatus is known (see Patent Document 2).

  However, the above-described conventional apparatus is an apparatus for supplying a label to a bag after being filled with an object to be filled, and an apparatus for supplying an empty bag to a filling port of the filling apparatus is additionally required. Since it has a mechanism for taking out the label and a mechanism for receiving the taken-out label and transferring it to the bag being conveyed, it is difficult to match the timing of the bag transfer mechanism and the label transfer mechanism, and the structure is complicated and expensive. There is a drawback.

Japanese Utility Model Publication No. 57-16823 Japanese Patent No. 2559333

  The problem to be solved by the present invention is that a bag and a label arranged on the surface of the bag can be supplied to the filling port of the automatic weighing and filling device at the same time in an upright state. It is to provide a supply device.

  The bag and label supply device of the present invention supplies an upright bag and a label arranged on one surface thereof to a filling port of an automatic weighing and filling device that fills the bag with a predetermined amount of an object to be filled. And a label suction sucker and a bag suction sucker attached to the suction cup transfer device. The suction cup transfer device transfers the label suction sucker together with the bag suction sucker to the label stocker, and the label stocker The label adsorbing sucker that adsorbs the label and the bag adsorbing sucker are transferred to a bag stocker, and the bag adsorbing sucker that adsorbs one bag in the bag stocker and a label that is superposed on one surface of the bag The label adsorbing sucker that adsorbs the label is transferred in a different direction, so that the bag with the label arranged on the surface is raised with the mouth portion up.

The suction cup transfer device comprises a pivot arm, a piston fixed to the tip of the pivot arm, and a label take-out piston provided at the tip of the piston, and the bag suction sucker is attached to the tip of the piston. At the same time, the label suction sucker is attached to the tip of the label take-out piston, and when the label take-out piston is operated, the label suction sucker is moved up and down and transferred to the label stocker, and the piston is operated. Thus, the bag suction sucker and the label suction sucker are moved up and down and transferred to the bag stocker, and the bag suction sucker and the label suction sucker are moved in different directions by rotating the rotating arm. Anyway.
On both sides of the lower part of the filling port, clamps that hold both ends of the mouth of the standing bag together with a label arranged on one surface thereof may be installed.

  According to the present invention, the sucker sucker and the label sucker sucker are simultaneously transferred by the sucker transfer device, the bag and the label are taken out one by one, the bag is erected, and the label is disposed on one surface thereof. Therefore, the structure is simplified and the cost can be reduced compared with the case where the bag supply means and the label supply means are provided separately.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
As shown in FIGS. 1 and 2, the automatic metering and filling apparatus according to the present invention is installed on the gantry 1, the hopper 2 that is installed on the gantry 1, and stores an object to be filled, and the filling that is installed below the hopper 2. Chute 3, clamps 4 disposed on both lower sides of filling chute 3, bag stocker 5 stored in a state where a large number of bags a are folded and stacked, and label stored in a state where a large number of labels b are folded and stacked A stocker 6, a supply device 7 that supplies the bag a stored in the bag stocker 5 and the label b stored in the label stocker 6 to the filling chute 3, and a conveyor 8 that carries out the bag after the filling is completed. .

The hopper 2 and the filling chute 3 have substantially the same structure as that of the conventional one, and when the bag a is set up and opened at the lower part of the filling chute 3, it is detected and set in advance. The filled material having a weight as described above flows into the bag a from the hopper 2 through the filling chute 3.
Then, the filled bag a is conveyed to the bag closing machine 12 by the conveyor 8 while standing.

The bag stocker 5 is installed in front of the lower portion of the filling chute 3, and a bag a is accommodated therein with the mouth portion directed toward the filling chute 3. Further, the upper surface of the bag stocker 5 is open, and a notch 16 is formed at the end of the side surface near the filling chute 3 as shown in FIG.
As shown in FIG. 3, the label stocker 6 is formed of a box body whose upper surface is opened, and is installed at a position slightly higher than the bag a stored in the bag stocker 5.
5 and 6, the label stocker 6 is attached to the stocker moving device 24. When the stocker moving device 24 is operated, the label stocker 6 reciprocates along the width direction of the bag a stored in the bag stocker 5. Then, the bag is inserted into the upper portion of the bag a through the notch 16 of the bag stocker 5 or retracted from the position of the bag a.

The bag and label supply device 7 includes a suction cup transfer device 18 installed on the gantry 1 and a bag suction suction cup 11 and a label suction suction cup 13 attached to the suction cup transfer device 18 in front of the hopper 2.
The suction cup transfer device 18 includes a rotating arm 14 projecting forward from the upper portion of the gantry 1, a piston 9 suspended from the lower surface of the distal end portion of the rotating arm 14, and a label removal piston provided at the distal end of the piston 9. 23.
The rotating arm 14 can be rotated along a vertical surface with the base end portion as a fulcrum 14 a, and a connecting rod 21 is erected on the upper surface of the distal end portion of the rotating arm 14.

Above the rotating arm 14, a column 19 is erected on the gantry 1, and a rotation driving air cylinder 20 is fixed in a vertical direction at the tip of a support portion 22 projecting forward from the upper end of the column 19. Yes. Further, the tip end of the piston rod extending from the lower end of the rotation driving air cylinder 20 is pivotally attached to the upper end portion of the connecting rod 21.
Then, when the rotation driving air cylinder 20 is actuated and the piston rod expands and contracts, the rotation arm 14 rotates between a state where the rotation arm 14 extends horizontally and a state where the rotation arm 14 hangs around the fulcrum 14a.
When the pivoting arm 14 projects horizontally, the piston 9 is suspended vertically from the tip of the pivoting arm 14, and when the pivoting arm 14 pivots vertically, the piston 9 is moved backward (in the direction of the filling chute 3) horizontally. It is designed to extend.

A support frame 10 is attached to the lower end of the piston 9 along the width direction of the bag a, and a bag suction sucker 11 that performs vacuum suction is fixed to both ends and the center of the support frame 10. A label take-out piston 23 is attached to one end of the support frame 10 (an end closer to the label stocker 6), and a label suction sucker 13 that performs vacuum suction is attached to the lower end of the label take-out piston 23.
The bag suction sucker 11 is disposed at a position corresponding to both ends and the center portion of the bag a near the mouth, and only the one end of the bag suction sucker 11 is shifted slightly toward the bottom of the bag from the other bag suction suckers 11. Installed. In the support frame 10, a label suction sucker 13 is installed at a position corresponding to one end of the mouth of the bag a.

When the piston 9 stands vertically, the bag suction sucker 11 and the label suction sucker 13 face downward, and when the label stocker 6 enters above the bag a stored in the bag stocker 5 in this state, the label suction sucker 13 is located above the label stocker 6.
When the piston 9 operates in a vertically upright state, the support frame 10 and the bag suction sucker 11 and the label suction sucker 13 attached to the support frame 10 move up and down.
When the piston 9 stands vertically, the bag suction sucker 11 is positioned above the mouth of the bag a stored in the bag stocker 5.
When the piston 9 rotates rearward and extends horizontally, the tip surfaces of the bag suction suction cup 11 and the label suction suction cup 13 face the lower side of the filling chute 3 as shown by broken lines in FIG. When is operated, the bag suction suction cup 11 and the label suction suction cup 13 come in contact with and separate from the filling port of the filling chute 3.

The pair of clamps 4 includes gripping pieces 15 that open and close oppositely in the front-rear direction, and are located at both ends of the mouth of the bag a installed below the filling port of the filling chute 3 than the bag suction sucker 11 and the label suction sucker 13. Installed high.
The gripping piece 15 of the clamp 4 closes and grips both ends of the mouth of the bag a when the bag a is installed below the filling port of the filling chute 3.
Further, the bag a and the label b after the completion of the filling are supported on the support conveyance device 17 (FIGS. 3 and 4) which supports the lower side of the opened bag a and the side of the intermediate portion from both sides and moves together with the conveyor 8. Delivered. The support conveyance device 17 holds the mouth portion of the bag a and the label b from both sides below the gripping position of the clamp 4, and moves along the conveyance direction of the conveyor 8.

The bag a is filled as follows.
The piston rod of the rotation driving air cylinder 20 is retracted in advance, the rotation arm 14 is extended horizontally, the piston 9 is raised vertically, and the piston rod of the piston 9 and the label take-out piston 23 is moved. Retract and raise the bag suction sucker 11 and the label suction sucker 13 in advance. Further, the grip piece 15 of the clamp 4 is kept open.
The label stocker 6 is moved above the bag stocker 5, the piston rod of the label take-out piston 23 is extended, the label suction sucker 13 is lowered to the position of the label stocker 6, and the label suction sucker 13 is placed on top. The label b is adsorbed, then the piston rod is retracted to raise the label adsorbing suction cup 13, and one label b is taken out from the label stocker 6.

Next, the label stocker 6 is retracted from above the bag a stored in the bag stocker 5, and the piston rod of the piston 9 is extended to lower the bag suction sucker 11 and the label suction sucker 13.
Then, the bag suction sucker 11 abuts near the mouth of the bag a stored in the bag stocker 5 and the label b sucked by the label suction sucker 13 is superimposed on the one surface mouth of the bag a. .
Then, the bag a is sucked by the bag suction sucker 11 and the label b disposed on the surface of the bag a is sucked by the label suction sucker 13, the piston rod of the piston 9 is retracted, and the bag suction sucker 11 and the label suction are sucked. The suction cup 13 is raised and one bag a is taken out from the bag stocker 5.

Subsequently, the piston rod of the air cylinder 20 for rotation drive is extended, the rotation arm 14 is suspended, and the piston 9 is extended horizontally backward. Then, the bag a adsorbed by the bag adsorbing suction cup 11 stands up with the opening edge facing up, and is disposed below the filling port of the filling chute 3. The label b is adsorbed by the label adsorbing suction cup 13 and held on the surface of the mouth of the bag a.
Further, when the bag a is installed below the filling port of the filling chute 3, the gripping piece 15 of the clamp 4 is closed and the both ends of the mouth of the bag a are held together with the label b. When the clamp 4 grips the bag a and the label b, the bag suction sucker 11 and the label suction sucker 13 stop the suction and open the bag a and the label b.

Thereafter, the piston rod of the piston 9 is retracted to move the bag suction suction cup 11 and the label suction suction cup 13 away from the filling chute 3, and the piston rod of the rotation driving air cylinder 20 is retracted to rotate the rotation arm 14 horizontally. Return and erect the piston 9 vertically.
Further, when a bag opening device (not shown) installed on both sides of the mouth portion of the standing bag a opens the bag a, an object to be filled in the hopper 2 flows into the bag a through the filling chute 3 and has a predetermined weight. Stop when you reach.
When the filling of the bag a is completed, the bag a and the label b are transferred from the clamp 4 to the support and conveyance device 17.

And the bag b and the label b arrange | positioned on the one surface are conveyed to the sewing machine 12 by the conveyor 8 and the support conveyance apparatus 17, and the opening part of the bag a is sewn and closed. Further, the label b is sewn to the mouth of the bag a by sewing.
By repeating the above process, automatic filling into the bag a is performed continuously.
The structure of the automatic weighing and filling apparatus is not limited to the above embodiment.
For example, after gripping the bag a and the label b where the clamp 4 stands up, the bag 4 may be further transferred to below the filling port and then filled. Moreover, the conveyance means which conveys the bag a and the label b after filling to the sewing machine 12 can be selected arbitrarily.

The front view of an automatic measurement filling apparatus. The side view of an automatic measurement filling apparatus. The principal part front view of an automatic measurement filling apparatus. The principal part top view of an automatic measurement filling apparatus. The front view of the supply apparatus of a bag and a label. The side view of the supply apparatus of a bag and a label.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Stand 2 Hopper 3 Filling chute 4 Clamp 5 Bag stocker 6 Label stocker 7 Supply device 8 Conveyor 9 Piston 10 Support frame 11 Bag suction sucker 12 Sewing machine 13 Label suction sucker 14 Rotating arm 14a Support point 15 Grasping piece 16 Notch 17 Support Conveying device 18 Suction cup transfer device 19 Post 20 Rotating drive air cylinder 21 Connecting rod 22 Support portion 23 Label take-out piston 24 Stocker moving device

Claims (3)

  A supply device for supplying a standing bag and a label disposed on one surface thereof to a filling port of an automatic weighing and filling device for filling a predetermined amount of an object to be filled in a hopper into a suction cup transfer device. An attached label suction sucker and a bag suction sucker, wherein the suction cup transfer device transfers the label suction sucker together with the bag suction sucker to a label stocker, and the label suction sucker sucks one label in the label stocker; The bag suction sucker is transferred to a bag stocker, and the bag suction sucker that sucks one bag in the bag stocker and the label suction sucker that sucks a label arranged on one surface of the bag are directed. The bag and label supply device characterized in that the bag with the label disposed on the surface is raised by changing the position of the bag so that the mouth is up.   The suction cup transfer device includes a pivot arm, a piston fixed to the tip of the pivot arm, and a label take-out piston provided at the tip of the piston, and the bag suction sucker is disposed at the tip of the piston. At the same time, the label suction sucker is attached to the tip of the label take-out piston, and when the label take-out piston is operated, the label suction sucker is lifted and transferred to the label stocker, and the piston is operated. By doing so, the bag suction sucker and label suction sucker are moved up and down and transferred to the bag stocker, and when the rotating arm rotates, the bag suction sucker and label suction sucker are transferred in different directions. The bag and label supply device according to claim 1. The bag and label supply device according to claim 1 or 2, wherein clamps are provided on both sides of the lower portion of the filling port to hold both ends of the mouth portion of the standing bag together with a label arranged on one surface thereof.

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