Shikoku Kakoki Co., Ltd.

Kiyomi Yoshida

Michio Ueda

Fumiyuki Iwano

Seiji Sato

Kojiro Hayashi

Masafumi Fujimoto

Hiroyuki Matsuda

Shigeru Wakabayashi

Hiroshi Katayama

Hidekimi Yamamoto

Yoshihito Kondo

Kei Ueta

A container-forming device comprises a container conveyor ( ) having a plurality of holders ( ) which each include a bottom plate ( ) and side plates ( ) projecting upwardly from the bottom plate for receiving the container body M and intermittently drivable so as to halt the holders ( ) at an ear bonding station (S ) in succession, and upper ear pressing member ( ) disposed above the ear bonding station (S ) and being moveable upward or downward for pressing upper ears (U ) against an upper wall of a container body (M ), and a pair of lower ear pressing members ( ) arranged at opposite sides of the ear bonding station (S ) and being openable or closable for pressing lower ears (L ) against respective side walls of the container body (M ). Lock members ( ) are provided for locking the side plates ( ) of adjacent holders ( ) to prevent the upper ends of the side plates from moving away from each other when the upper ear pressing member ( ) and the lower ear pressing members ( ) press the ears (U ), (L ) against the container body (M ).

Container forming device

A container feeder for feeding pillowlike uncompleted containers C each having a container body M and upper and lower ears U , L projecting laterally from upper and lower ends of the container body to a conveyor of a container forming device for forming the uncompleted container C into a rectangular parallelepipedal completed container C comprises a slanting chute having a lower end positioned at a starting end of a conveyor transport path, a first receiving member so disposed as to be movable upward or downward along a chute transport path, the first receiving member being movable into the chute transport path when moving downward to receive the lower end of the container body M of the container C falling along the chute under gravity, and a second receiving member so disposed as to be movable upward or downward along the chute transport path, the second receiving member being movable into the chute transport path when moving downward to receive the upper ears U of the container C received by the first receiving member

Container feeder

A packaging machine comprising an incomplete container forming device for forming a web into a tube, filling contents into the tube, thereafter transporting the tube by a length corresponding to one container at a time, sealing and cutting the tube transversely of the tube every time the tube is transported to obtain flat tubular incomplete containers, and discharging the containers as arranged in a row; a pair of container conveyors arranged at a lower level than the discharging position of the device, horizontally spaced from the discharging position by a specified distance and having respective transport paths spaced from each other by a predetermined distance; a complete container forming device for making the incomplete containers into complete rectangular parallelepipedal containers during transport on the conveyors; and a transfer device for receiving the row of incomplete containers as discharged from the incomplete container forming device, dividing the row into two rows and delivering the two rows alternately to the respective container conveyors.

Packaging machine

A packaging machine comprises a device for forming incomplete containers by forming a web into a tube, filling contents into the tube, thereafter transporting the tube by a length corresponding to one container at a time, and sealing and cutting the tube transversely thereof every time the tube is transported; a container conveyor for receiving the incomplete containers from the device and transporting the containers; and a complete container forming device for making each incomplete container into a complete rectangular parallelepipedal container during transport on the conveyor. A drive device for use in the machine comprises a main shaft coupled to the incomplete container forming device so as to transmit power thereto, and a transmission shaft having one end connected to the main shaft by a main clutch and the other end coupled to a motor by a secondary clutch, the transmission shaft being coupled to the conveyor so as to transmit power.

Drive device for use in packaging machines

An ear bonding device for use in packaging machines comprises a container transport conveyor having a plurality of holders for holding a container having upper and lower ears as supported on each pair of adjacent holders, the conveyor being intermittently drivable so as to halt containers held by the holders one after another at a pressure-bonding station; an upper ear pressing member disposed above a path of transport of containers at the pressure-bonding station and movable upward and downward; a pair of lower ear pressing members arranged at opposite sides of the transport path respectively and movable toward and away from each other; and a support member for receiving the pressure of the upper ear pressing member and the lower ear pressing members acting on the holder for pressure bonding.

Ear bonding device for use in packaging machines

A device for reducing torque variations for use in a drive apparatus which has a drive shaft for causing a lift unit to perform one cycle of up-and-down movement for each of at least two lift units to perform one cycle of up-and-down movement at a specified interval by one turn of rotation of the drive shaft. The device comprises elastic means and transmission means for transmitting an elastic force of the elastic means to the drive shaft as a rotational torque.

Device for reducing torque variations for use in drive apparatus

A web accumulator having an even number of dancer rollers, arranged on either side of a single vertical guide rod for guiding the dancer roller for upward and downward movement. A support structure is provided on the guide rod so as to be movable upward and downward but not to rotate about an axis of the guide rod and supporting the dancer roller in a horizontal position. The support structure includes a lift sleeve fitting around the guide rod so as to be movable upward and downward while being prevented from rotating about the axis of the guide rod. A plurality of rolling members rollable along the vertical guide rod are provided between the guide rod and the lift sleeve and rollably retained on the lift sleeve.

Web accumulator

A clean air duct device comprises a duct (11) having a positive-pressure air channel (21), and a filter (12) provided between the inlet (24) and the outlet (31) of the duct. The filter (12) comprises a filter medium (41), and a frame (43) surrounding the medium (41) and having an upstream mount flange (45) along an edge portion thereof defining an upstream opening (44) and a downstream mount flnage (47) along an edge portion thereof defining a downstream opening (46). The duct (11) comprises an upstream duct member (22) and a downstream duct member (23). The upstream duct member (22) is provided at an outlet end thereof with an upstream communication opening (26) shaped in conformity with the shape of the frame upstream opening (44), and the downstream duct member (23) is provided at an inlet portion thereof with a downstream communication opening (33) shaped in conformity with the shape of the frame downstream opening (46). The upstream communication opening (26) has an upstream joint flange (28) along its edge portion, and the downstream communication opening (33) has a downstream joint flange (35) along its edge portion. The upstream mount flange (45) and the upstream joint flange (28) are connected together with an upstream packing (51) interposed therebetween, and the downstream mount flange (47) and the downstream joint flange (35) are connected together with a downstream packing (52) interposed therebetween.

Clean air duct device

A cam device includes an armlike cam follower for moving a lift unit upward and downward, and a plate cam having a cam contour face in contact with the cam follower. The cam is formed in a side surface thereof with a recessed portion having an inwardly facing periphery which provides a guide face extending along the cam contour face. A movable roller is in bearing contact with the guide face. The cam follower and the movable roller are biased toward each other by and elastic member.

Cam device

An apparatus for continuously unwinding a plurality of rolled-up tapes made of fusible material wherein the tapes are successively unwound, one at a time, from at least two rewinders for supporting the tape thereon, with the tail end of the preceding tape joined to the leading end of the following tape. The apparatus comprises a guide roller assembly for transporting the preceding tape via a joining station, a tape end sensor for detecting the tail end of the preceding tape, and a joining device for holding the following tape at its leading end as folded over and opposed to the preceding tape, thermally bonding the tail end of the preceding tape to the folded-over leading end of the following tape in response to a detection signal from the tape end sensor, and cutting off a portion of the resulting joint with only a required length thereof left uncut.

Apparatus for continuously unwinding a plurality of rolled-up tapes

An apparatus for processing baglike container blanks by fitting the blank around a pair of forming plates arranged at a distance from each other in parallel, folding a pair of triangular ears flat while projecting the ears sidewise from the portion of the blank to be made into the bottom of a finished rectangular parallelepipidal container, and press-bonding the projected ears to outer surface portions of the trunk of the container at the lateral sides thereof after folding the ears over the outer surface portions. The apparatus includes a device for press-bonding the triangular ears, which comprises a pair of press members and a support member positionable therebetween. Each lateral side trunk portion and each ear folded thereover are clamped between the support member and the press member respectively from inside and outside the blank.

Apparatus for processing baglike container blanks

A package container tube processing apparatus by which a vertical tube filled with contents is divided into lengths each corresponding to one container to form intermediate containers. The apparatus comprises a vertical rod movable upward and downward and reversibly rotatable, a movable frame attached to the vertical rod and movable therewith upward and downward while permitting the reversible rotation of the vertical rod, a pair of pressure arms supported at their lower portions by the movable frame so as to be pivotally movable about a pair of horizontal axes parallel to each other, a pair of seal bars fixed to the upper portions of the pressure arms respectively and opposed to each other, and conversion means for converting the forward-reverse rotation of the vertical rod to a pivotal motion of the two pressure arms to move the two seal bars toward or away from each other.

Growing community of inventors

Tokushima, Japan

Kiyomi Yoshida