JP2017043367A - Cushioning material manufacturing apparatus and cushioning material manufacturing method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a cushioning material manufacturing apparatus capable of manufacturing a cushioning material with high cushion property which is interposed between a packing container and a packed article to prevent breakage of the packed article.SOLUTION: A corrugated cardboard is formed into a slender strip-shaped chip by a shredding part 1 and delivered to a storage part by a belt conveyor 2. The chip made of the corrugated cardboard is supplied from the storage part 3 to a measuring part 4. When bulk measuring means 42 detects that chips are charged to predetermined bulk in the measuring part 4, the supply of the chips from the storage part 3 is stopped and a bottom part 41 is opened. The chips supplied to the measuring part 4 are supplied to a paper packaging bag 61 through a cylindrical part 51 of a packaging machine 5 by free fall. Thereafter, the chips inside the packaging bag 61 are compressed by a chip volume reducing apparatus and reduced in volume, and the packaging bag 61 is sealed and then cut by a seal cutter 53 to form a cushioning material.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a shock absorber manufacturing apparatus used for transporting precision instruments and the like, and a shock absorber capable of manufacturing a shock absorbing material having a high buffer performance in which elongated strip-shaped chips are sealed at high density in a bag. The present invention relates to a material manufacturing apparatus and a buffer material manufacturing method.

  Conventionally, various techniques have been disclosed as this type of cushioning material. For example, Patent Document 1 discloses a shock absorber manufacturing apparatus that automatically manufactures a shock absorber in which a paper shredded chip is placed in a packaging bag. This shock absorber manufacturing apparatus is provided with a plurality of fixed holes of the same size in a fixed drum, and a chip formed by chopping corrugated paper is compressed by rotating a rotary blade in a hopper, and is put into the fixed hole. It is rotated and sequentially put into a packaging bag of a packaging machine to realize mass production of cushioning materials with a constant quality.

  Conventionally, in the manufacture of cushioning materials as shown in page 7 of Non-Patent Document 1, Photo 10 and Photo 11, etc., the current situation is that the work of putting shredded chips into packaging bags is performed manually.

JP 2000-254986 A

"Packaging Technology November 2014 Issue" Japan Packaging Technology Association issued on November 1, 2014

  However, in the configuration of Patent Document 1, the chips to be sealed in the packaging bag are a fixed amount of chips that are put into the packaging bag by free fall from the fixed quantity drum. That is, in the process of free fall and entering the packaging bag, the compressed chip has a restoring force, and the chip is restored from the compressed state until the open end of the packaging bag is sealed. In the packaging bag, the chip is restored to the shape before compression, the bulk increases, it is difficult to seal and cut, and it is difficult to automatically manufacture a cushioning material having a high cushioning property.

  The present invention has been made in view of the above problems, and provides a shock absorber manufacturing apparatus that realizes automation of the shock absorber manufacturing in which a shredded chip is enclosed in a packaging bag in a highly cushioning state. Objective.

  The cushioning material manufacturing apparatus of the present invention has a chip weighing means for weighing a specified amount of chips obtained by chopping a piece of paper as the contents of the cushioning material, and an opening for inserting the chopped chips. Packaging bag forming means for forming a paper packaging bag, and shredded chip compressing means for pressing and compressing the shredded chips placed in the packaging bag formed by the packaging bag forming means And sealing means for sealing the packaging bag at a predetermined position and closing the opening in a compressed state of the shredded chip put into the packaging bag.

  The cushioning material manufacturing apparatus of the present invention is characterized in that the tip weighing means determines that a predetermined amount has been thrown in when the shredded chip thrown into the weighing container has reached a certain height.

  In the shock absorber manufacturing apparatus of the present invention, the weighing container has an opening at the top and a bottom that can be opened and closed below. After the weighing of the chips by the chip weighing means is completed, the bottom is opened and the chip is opened. The chopped chips weighed in the packaging bag are thrown into the packaging bag.

  In the cushioning material manufacturing apparatus of the present invention, the packaging bag forming means is installed below the measuring container, and the dropped shredded chip is thrown into the packaging bag formed by the packaging bag forming means by free fall. It is characterized by that.

  In the shock absorber manufacturing apparatus of the present invention, the tip compressing means is provided above the measuring container, and passes through the bottom of the opened measuring container through the shredded chip that has been measured and dropped downward. The shredded chip is compressed in the packaging bag.

  In the cushioning material manufacturing method of the present invention, a roll paper is wound around the cylindrical portion to form a cylindrical shape, and then the roll paper is formed into a bag shape by a seal cutter to form a packaging bag, and a piece of paper is chopped into the packaging bag. In order to reduce the volume of chips in the packaging bag after the chips chopped cardboard pieces are inserted into the packaging bag through the inside of the cylindrical part The packaging bag is sealed with a seal cutter while pressing and maintaining the reduced volume of the chip.

  The cushioning material manufacturing method of the present invention is a method of winding a roll paper around a cylindrical portion into a cylindrical shape, and then inserting a chip into which a piece of paper is shredded, and then forming the roll paper into a bag shape with a seal cutter to form a packaging bag In a cushioning material manufacturing method for manufacturing a cushioning material using a packaging machine, a chip is inserted into the packaging bag through the inside of the cylindrical portion, and then pressed to reduce the volume of the chip in the packaging bag. In a state where the volume is reduced, the packaging bag is sealed with a seal cutter.

  According to the present invention, it is possible to automate the production of a cushioning material having a high density of chopped chips in a packaging bag, which is conventionally performed manually, and having excellent cushioning properties. Enables mass production of quality cushioning materials.

It is explanatory drawing which shows the shock absorbing material manufacturing apparatus in the Example of this invention. In the embodiment of the present invention, the main part of the cushioning material manufacturing apparatus is enlarged, (a) immediately after the chip is put into the packaging bag, (b) the state in which the chip is reduced in the packaging bag, (c) the volume reduction. It is explanatory drawing which shows the state which sealed the packaging bag before the shape of the chip | tip which restored was restored.

  The form for implementing this invention is demonstrated below. Of course, it is needless to say that the present invention can be easily applied to configurations other than those described in the present embodiment without departing from the spirit of the invention.

  Hereinafter, the buffer material manufacturing apparatus in the Example of this invention is demonstrated based on FIG. FIG. 1 is an explanatory view showing the entire cushioning material manufacturing apparatus. Chips 110 are formed by cutting the paper material 100 such as waste paper, waste paper, and cardboard, which is the contents of the buffer material 120, by the shredder 1 and transported to the hopper 3 by the belt conveyor 2. The shredded chip 110 is preferably in the form of an elongated strip having a width of 5 mm to 10 mm and a length of about 45 mm to 90 mm as shown in the enlarged view in the circle of FIG. Hereinafter, the shredded chip 110 shown in the drawing is indicated only by a crosshair for simplification. From the hopper 3, the shredded chip 110 is supplied to the measuring unit 4 through the guide 31 at a predetermined interval. At that time, the guide 31 is vibrated by the vibration means 32, and the shredded chip 110 entangled thereby can be loosened and supplied to the measuring unit 4. The measuring unit 4 has a door-like shape or a shutter-like shape, and has an openable / closable bottom portion 41. The bulky measuring unit 42 measures the bulk (height) of the shredded chip 110 inside by blocking light. It has. When the shredded chip 110 of the measuring unit 4 reaches a predetermined height, the supply from the hopper 3 is temporarily stopped. Thereafter, the bottom 41 of the weighing unit 4 is opened, and the shredded chip 110 is freely dropped and supplied to the packaging machine 5. The packaging machine 5 is a device that draws out a paper material (hereinafter referred to as roll paper 6) made of roll-shaped polyethylene, laminate, craft, etc., and forms a bag-shaped packaging bag 61. A cylindrical portion 51 that is hollow inside. have. This apparatus itself has a known configuration as disclosed in Patent Document 1, for example. The roll paper 6 is formed into a cylindrical shape by covering the cylindrical portion 51 with the roll paper 6 and sealing the end with the center sealer 52. The roll paper formed in a cylindrical shape is sealed by a seal cutter 53 below the cylindrical portion 51 and then cut, whereby the packaging bag 61 is formed as an exterior of the cushioning material 120.

  In the present embodiment, the packaging machine 5 is arranged so as to be put into the packaging bag 61 through the hollow part of the cylindrical part 51 when the shredded chip 110 falls freely. By arranging in this way, the bottom 41 of the weighing unit 4 is opened, and the shredded chip 110 that freely falls is automatically put into the packaging bag 61 formed by the packaging machine 5. The supply position of the roll paper 6 is disposed further above the upper end of the cylindrical portion 51 by the tension roller 6a, and is positioned at a location that does not hinder the tip 110 from dropping from the measuring portion 4. By setting it as such a supply position, when the roll paper 6 is formed in the cylinder shape by the cylindrical part 51, the roll paper 6 can be smoothly sent out and generation | occurrence | production of a piece of paper can be prevented.

  After the shredded chip 110 is put into the packaging bag 61, the chip volume reducing device 7 descends into the cylindrical portion 51 through the opened bottom portion 41 of the measuring unit 4, and the inside of the cylindrical portion 51 of the packaging machine 5. Then, the shredded chip 110 in the packaging bag 61 is pressed downward to reduce the volume. When the shredded chip 110 is reduced in volume, the tip volume reducing portion 7 is raised, and before the reduced shredded chip 110 is restored to the shape before pressing, the sealing cutter 53 opens the opening end of the packaging bag 61. Is sealed by an appropriate means such as an adhesive or heating, and the sealing portion is cut to form the packaging bag 61 in a predetermined size, so that the packaging bag 61 enclosing the shredded chip 110 is sealed by the top seal 62. At the same time, the bottom of the packaging bag 61 to be manufactured next is formed by the bottom seal 63. In this way, the cushioning material 120 in which the compressed shredded chip is enclosed is completed. The completed cushioning material 120 is sent out by the discharge device 8, and is shipped after performing inspection work or the like (not shown).

  In FIG. 2, the shredded chip 110 put into the packaging bag 61 formed by the packaging machine 5 is compressed and reduced by the chip volume reducing unit 7, and the packaging bag 61 is sealed and cut at a predetermined position. It is explanatory drawing which shows a series of flows until the buffer material 120 is formed. The shredded chip 110 is indicated by a cross line formed by intersecting line segments for the sake of simplification of the drawing. When the angle of the intersecting line segment is more approximate, the shredded chip 110 is compressed, The volume is reduced. The roll paper, which is formed in a cylindrical shape with the side end face sealed by the center sealer 52 in a state of covering the cylindrical portion 51, is formed in a bag-shaped packaging bag 61 by a seal cutter at a predetermined interval. As shown in FIG. 2A, the shredded chip 110 is put into the packaging bag 61 through the cylindrical portion 51. The shredded chip 110 that has been thrown in may be above the seal cutter 53, and the seal cutter 53 cannot be operated in this state. After the chip 110 is inserted, the chip 110 is compressed and reduced inside the packaging bag 61 by the chip volume reducing device 7 that descends through the cylindrical portion 51 as shown in FIG. Before the reduced shredded chip 110 is restored, it is sealed after sealing with a seal cutter 53 at a predetermined position as shown in FIG. A top seal 62 is formed at the top of the package, and a bottom seal 63 is formed next as a bottom of the packaging bag 61 for enclosing the chips. The shredded chip 110 sealed in the packaging bag 61 tries to restore the compressed state in the packaging bag 61, but the sealed shredded chip is sealed by sealing the top seal 63 without waiting for restoration. The buffering property of 110 is sufficiently maintained. As described above, the shredded chip 110 is sealed with the packaging bag 61 to form the cushioning material 120, and the process proceeds again to the step of FIG.

  According to the shock absorber manufacturing apparatus 10 as described above, it is possible to automatically manufacture a shock absorbing material that is rich in elasticity while being a piece of paper by the restoring force that acts on the pressed and reduced chip. In the above embodiment, the bottom of the weighing unit 4 is opened and then the chip volume reducing device 7 is lowered from above. However, the present invention is not limited to this, and the weighing unit 4 and the packaging machine 5 are shifted. It may be arranged so that the chip is poured into the packaging bag by a guide or the like from the measuring unit 4, and the chip volume reducing device 7 may be configured not to pass through the bottom of the measuring unit 4. In this case, although the area required for installation of the buffer material manufacturing apparatus 10 is enlarged, the height of the entire apparatus can be suppressed.

  Further, according to the present invention, when the cushioning material is manufactured by chip-shaped shredded paper obtained by shredding the waste paper on which information is described, the waste paper of different collection locations is blended, that is, the disposal of the collection location A. Blending waste paper from different collection locations as x% paper, y% waste paper from collection location B, z% waste paper from collection location C,... Thus, even if it is a waste paper on which information is described, it is possible to provide a means for preventing a confidential leak with a certain level of confidentiality. Accordingly, it is also an object of the present invention to provide a cushioning material manufacturing apparatus and a cushioning material that realizes automation of the manufacturing of the cushioning material having a means for preventing leakage of described information.

DESCRIPTION OF SYMBOLS 10 Buffer material manufacturing apparatus 100 Corrugated cardboard material 110 Chip | tip 120 Buffer material 1 Shredded part 2 Belt conveyor 3 Storage part 31 Guide 32 Vibrating means 4 Weighing part 41 Bottom part 42 Bulkiness measuring means 5 Packaging machine 51 Cylindrical part 52 Center sealer 53 Seal cutter 6 Roll paper 61 Packaging bag 62 Top seal 63 Bottom seal 6a Tension roller 7 Chip volume reduction device 8 Discharge device

Claims (6)

A chip measuring means for measuring a specified amount of a chip obtained by chopping a piece of paper as the contents of the buffer material;
A packaging bag forming means for forming a paper packaging bag as an exterior of the cushioning material, having an opening for inserting the shredded chip;
Shredded chip compression means for pressing and compressing the shredded chips placed in the packaging bag formed by the packaging bag forming means,
Sealing means for sealing the packaging bag at a predetermined position in a state where the shredded chip put into the packaging bag is compressed, and closing the opening;
A cushioning material manufacturing apparatus comprising   2. The shock absorbing material manufacturing apparatus according to claim 1, wherein the tip weighing means determines that a predetermined amount has been thrown in when the shredded tip thrown into the weighing container reaches a certain height.   The weighing container has an opening at the top and a bottom that can be opened and closed at the bottom. After the weighing of the chip by the chip weighing means is completed, the bottom is opened and the chip is dropped downward to wrap the packaging. 3. The shock absorber manufacturing apparatus according to claim 2, wherein the chopped chips are put into the bag.   4. The packaging bag forming means is installed below the weighing container, and the dropped shredded chip is thrown into the packaging bag formed by the packaging bag forming means by free fall. The buffer material manufacturing apparatus of description.   The chip compressing means is provided above the weighing container, and the shredded chip that has been weighed and dropped downward is shredded in the packaging bag through the opened bottom of the weighing container. 5. The cushioning material manufacturing apparatus according to claim 4, wherein the chip is compressed. Roll paper is wrapped around a cylindrical part to form a cylindrical shape, and then the roll paper is formed into a bag shape by a seal cutter to form a packaging bag, and chips that are cut into pieces are put into the packaging bag to produce a cushioning material. In the cushioning material manufacturing method,
After throwing chips chopped cardboard pieces into the packaging bag through the inside of the cylindrical part, press to reduce the volume in the packaging bag,
A cushioning material manufacturing method, wherein the packaging bag is sealed with a seal cutter while maintaining the reduced volume of the chip.

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