Shikoku Kakoki Co., Ltd.

Satoshi Kume

Michio Ueda

Hiroshi Katayama

Takeshi Iseki

Shigenori Tawa

Mitsuhiko Shinohara

Fumiyuki Iwano

Tetsuya Iuchi

Takashi Arao

Osamu Tamamoto

Tadayoshi Hamaguchi

An ultrasonic sealing apparatus is provided for transversely ultrasonically sealing a packing material comprised of a laminated body including at least a thermoplastic resin layer having a tubular form and containing a fluid. The apparatus includes a horn having an elongated and flat sealing face and an opposing jaw with an action face including a pressing portion for pressing the packing material in cooperation with the sealing face of the horn to a define at least one transverse sealing zone of the tubular packing material. At least one groove is disposed on the action face of the opposing jaw for forming a molten thermoplastic resin bulge in a vicinal area of the at least one sealing zone on a side in contact with the fluid in the tubular packing material.

Ultrasonic sealing apparatus

An ultrasonic sealing apparatus prevents a sealing failure by preventing a tunnel (through passage) to form in the step portions in the vicinity of both end portions of longitudinally sealed portions, when the tubular laminated packaging material is transversely ultrasonically sealed. An ultrasonic sealing apparatus, in which a laminated packaging material containing a thermoplastic resin layer and a paper layer is formed into a tubular form and the tubular laminated packaging material is transversely ultrasonic sealed, includes a horn having an elongated and flat sealing face and an opposing jaw having an elongated pressing face which presses the laminated packaging material in cooperation with the sealing face of the horn, wherein the center portion in longitudinal direction of the pressing face of the opposing jaw is narrower than both end portions of the pressing face. Further, at a center portion in longitudinal direction of a pressing face of the opposing jaw, a recess having an arc shape, etc. in section is formed along a direction perpendicular to the longitudinal direction of the pressing face.

To provide a heat-sealing apparatus capable of achieving an excellent heat-sealing wherein no generation of defective sealing is found even when heat-sealing under severe conditions with a fluid, such as when filling/packing a vegetable juice abundant in water-insoluble vegetable fiber, without providing a ridge on the action face of a high-frequency coil. The high-frequency heat-sealing apparatus consists of a sealing jawprovided with an openable-and-closable high-frequency coiland an opposing jawprovided with a sealing rubberhaving a flat action face, which transversely heat-seals a tubular packing material with a fluid, wherein a grooveinscribed in the end portion on the container's interior side of the sealed zone where both right and left sides are rounded and narrowed, is extended, on the action face of the sealing jaw, over the whole area in the longitudinal direction along the container's interior side of the sealed zone, and a flash portionfor a molten resin is formed adjacent to the outer side on the cutting side of the high-frequency coil. The aforementioned groovemay be a groove wherein its width partially differs.

High-Frequency heat-sealing apparatus

An ultrasonic sealing apparatus comprises at least one horn having an elongated sealing face for sealing a packing material. Plural converters are erected on a side of the horn opposite to the sealing face for resonating the horn with a vibrating frequency. The ultrasonic sealing apparatus has a length that is one wavelength of the vibrating frequency and is fixed in position to a sealing jaw at a nodal plane of the vibrating frequency.

Ultrasonic sealer

An object of the present invention is to provide a sterilizing liquid remover and a method of removing the sterilizing liquid which can easily remove/dry the sterilizing liquid which remains at the step portion formed by the sealing tape and the web which forms the container's interior side in the packing material web having the sealing tape adhered to its side end portion. Driblets on the surface of the web are squeezed by squeeze rollers disposed such that they can open and close while sandwiching the transfer route of the web W having the sealing tape adhered to its side end portion therebetween, the heated air is blasted at the step portion formed by the sealing tape and the web by the second air knife then the heated air is blasted at the whole width of both faces of the web by the first air knives and the sterilizing liquid is removed. The remaining blown driblets at the step portion can be also removed by the second air knife which can blast the heated air widely and laterally at the step portion.

Sterilizing liquid remover

An ultrasonic sealing apparatus is provided with an excellent sealability. The apparatus is capable of supplying sufficient output energy delivered by an ultrasonic wave-generating device to a thermoplastic resin of a packing material. A tubular packing material is evenly pressed on an appropriate timing in transverse sealing so that the thermoplastic resin is sufficiently softened/melted for an excellent sealing.

A packaging machine comprises a filling device (13) for filling a tube T of packaging material having an open upper end and a closed lower end with contents in a predetermined amount at a time, and a device (14) for forming containers C by sealing and cutting the filled tube T transversely thereof into a length corresponding to one container at a time. The amount of contents to be filled into the container and the capacity of the container are so determined that the capacity is greater than the amount of contents to be filled.

Packaging machine

To provide a heat-sealing apparatus capable of: achieving a complete sealing property by causing a liquid or dirt having entered small irregularities in a tube inner face to flow out of a sealed zone together with a molten resin; and a heat seal with no crack caused by the molten resin having flowed into container and with an excellent compression strength. A heat-sealing apparatus for forming a packaging material,made of a laminate including a synthetic resin layer into a tubular-shape of a container, and transversely heat-sealing a tubular packaging material container filled with fluid by using a sealing jaw,having a high-frequency coil,with a ridge,on its flat pressing face and a jaw,opposing to it, wherein a first groove,is disposed on at least one pressing face of the high-frequency coil,capable of forming a synthetic resin bulge adjacent to the outer side of a zone to be sealed on a container's interior side.

Heat-sealing apparatus

A container carrying apparatus capable of carrying out containers at high speed with reliability wherein the container is filled with juice, etc. and is manufactured by a filling and packaging apparatus, particularly by a high speed filling and packaging apparatus. The containers are carried out by the container carrying apparatus comprising an intermittent driving container carriage conveyor which nips each container at front and rear portions thereof in a carrying direction while each container having a top and a bottom is carried in an upside down state, and which is movable in a direction crossing at right angles with the carrying direction, a cylindrical guide member extending in a direction crossing at right angles with the conveyor, a guide rod provided in the cylindrical guide member, and a pressing member for discharging containers from the conveyor and pressing containers in the cylindrical guide member.

Container carrying apparatus

There is provided a press capable of solving a new problem of breakage of springs and surely applying the pressure for a long period of time in the lateral sealing process in a high-speed filling and packaging apparatus for manufacturing package containers each having a rectangular shape in cross section and filled with a fluid content such as juice. In the press comprising seal bars and a pair of engaging members which are respectively provided at both ends of the seal bars for producing a sealing pressure when they engage with each other for permitting said seal bars to nip a packaging material web which is filled with a fluid content and formed in a tubular shape, the press employs fluid such as air as a means for advancing a piston rod to which the movable engaging member is secured and a pressure sensor is provided for detecting the change of pressure of fluid in an air supply passage.

Press in a filling and packaging apparatus

A cutting device is provided for securing the cutting of the lateral sealed parts of a tubular packaging material web in the filling and packing machine of a filling and packaging apparatus that manufactures package containers each have a rectangular cross section and are filled with a fluid such as juice, etc. The cutting device includes the tubular packaging material web which is filled with a fluid, a pair of seal bars for laterally sealing the packaging material web, a cutter for cutting the packing material web at sealed parts thereof by a length corresponding to one container, fluid (such as air) pressure serving as a means for giving a biasing force to the cutter in a direction to retreat the cutter, and a pressure sensor capable of detecting a change of the fluid pressure in the supply passage.

Growing community of inventors

Tokushima-ken, Japan

Satoshi Kume