Abstract: The present invention provides a dispersing feed device including: a dispersion table adapted to receive articles supplied from above and to feed the articles to multiple sections on the periphery of the dispersion table; a first elastic unit inclinedly connected to the dispersion table, the first elastic unit having a first natural frequency; a second elastic unit connected to the dispersion table inclinedly in a direction different from the inclination direction of the first elastic unit, the second elastic unit having a second natural frequency which is different from the first natural frequency; and at least one vibrating source adapted to vibrate the dispersion table through the first and second elastic units.

Abstract: A vibratory conveying apparatus (10) comprises a trough (20) for conveying articles from an upstream side to a downstream side, a vibrator (30) for vibrating the trough (20), and an attachment/detachment mechanism (40) for attaching and detaching the trough (20) and the vibrator (30). The attachment/detachment mechanism (40) has a trough-side attachment/detachment member (50), a vibrator-side attachment/detachment member (70), and a lever (65). The trough-side attachment/detachment member (50), which is secured to a trough bottom plate (21), has a protruding part (55) disposed on the upstream side and an eccentric cam (66) disposed on the downstream side. The vibrator-side attachment/detachment member (70), which is secured to the vibrator (30), has a protruding part (72) disposed on the upstream side and a bent part (73) disposed on the downstream side.

Abstract: A combination weighing apparatus includes a distributing unit that distributes articles supplied from above, a plurality of radiation units that conveys the articles distributed from the distributing unit, a plurality of detection sensors disposed above the radiation units to detect the articles conveyed by the radiation units, a plurality of weighing units disposed below the radiation units on a downstream side in an article conveying direction to accumulate and weigh the articles, a controller that controls the distributing unit or the radiation units based on detection by the detection sensors, and a sensor cover that incorporates the plurality of detection sensors, and the sensor cover is disposed at a different position from an end portion of each of the radiation units on the downstream side when viewed in a vertical direction.

Abstract: Provided is a conveyor apparatus in which weighing accuracy in a combined weighing apparatus can be improved. In this conveyor apparatus in which a radial feeder (30) controls the operation of a trough (31) such that a article supplied from the trough becomes a target supply amount, the apparatus includes: a ranging sensor (32) for detecting a height (S) of the article on the trough; a drive unit (33) for driving a trough unit with predetermined feed power (P); a supply amount acquiring part (93) for acquiring a supply amount (W) supplied from the trough (31); and a deriving part (94) for deriving a relation among the height of the article, the supply amount of the trough, and the feed power of the trough by changing the feed power from the drive unit multiple times to convey the article to the trough.

Abstract: Provided is a dispersion and supply apparatus and a combination weighing apparatus capable of uniformly supplying articles to a plurality of positions from a dispersion table. A dispersion and supply apparatus 20 includes an acquisition unit 64 that acquires a load amount of an article on a dispersion table 22, a calculation unit 104 that calculates a deviation in a loading state of the article based on the load amount acquired by the acquisition unit 64, and a control unit 106 that controls a driving unit 30 such that a conveying direction of the article on the dispersion table 22 is changed based on the deviation in the loading state of the article calculated by the calculation unit 104.

Abstract: To provide a highly reliable combination weighing device having an object supply chute disposed above a dispersion section, which can prevent foreign matter from being mixed into objects due to the falling of screw members from a support frame supporting the object supply chute. A combination weighing device is provided with a dispersion section, weighing hoppers, a control unit, an object supply chute (150), and a support frame (100). The dispersion section disperses and supplies objects around the dispersion section. The weighing hoppers are arranged around the dispersion section. The control unit performs combination calculation based on weighing values in the weighing hoppers. The object supply chute is placed above the dispersion section and supplies the objects to the dispersion section. The support frame supports the object supply chute.

Abstract: A vibratory conveying apparatus (10) comprises a trough (20) for conveying articles from an upstream side to a downstream side, a vibrator (30) for vibrating the trough (20), and an attachment/detachment mechanism (40) for attaching and detaching the trough (20) and the vibrator (30). The attachment/detachment mechanism (40) has a trough-side attachment/detachment member (50), a vibrator-side attachment/detachment member (70), and a lever (65). The trough-side attachment/detachment member (50), which is secured to a trough bottom plate (21), has a protruding part (55) disposed on the upstream side and an eccentric cam (66) disposed on the downstream side. The vibrator-side attachment/detachment member (70), which is secured to the vibrator (30), has a protruding part (72) disposed on the upstream side and a bent part (73) disposed on the downstream side.

Abstract: Provided is a combination weighing apparatus having excellent sanitation. A combination weighing apparatus 1 includes: a plurality of weighing mechanisms 56, a weighing mechanism frame 80 which stores the weighing mechanisms 56, and a body frame 90 which supports the weighing mechanism frame 80, in which a normal to a surface of the body frame 90 is inclined with respect to a vertical direction.

Abstract: The present invention provides a dispersing feed device including: a dispersion table adapted to receive articles supplied from above and to feed the articles to multiple sections on the periphery of the dispersion table; a first elastic unit inclinedly connected to the dispersion table, the first elastic unit having a first natural frequency; a second elastic unit connected to the dispersion table inclinedly in a direction different from the inclination direction of the first elastic unit, the second elastic unit having a second natural frequency which is different from the first natural frequency; and at least one vibrating source adapted to vibrate the dispersion table through the first and second elastic units.

Abstract: The object of the present invention is to provide a combination weighing device in which supply of articles at an article conveyance part is controlled with good precision. A combination weighing device (100) is provided with article conveyance parts (10, 20) having loading parts (11, 21) of articles and driving parts (12, 22) for driving the loading parts, the article conveyance parts (10, 20) driving the driving parts and thereby causing the articles to be conveyed to hoppers (30) arranged downstream in a conveyance direction, a sensing part (60) for sensing, in non-contact manner, a state of the articles on the loading parts, and a supply control part (82c) for controlling supply of the articles by controlling driving of the article conveyance parts based on a sensing result of the sensing part. The sensing part sense, for a plurality of regions along the conveyance direction, the state of the articles for each of the regions.

Abstract: Provided is a combination weighing device whereby a physical quantity for assessing the quantity of articles loaded on a conveyance path for conveying articles to a weighing part can be accurately sensed in non-contact manner in order to appropriately control the supplying of articles to the weighing part, without the sensing being affected by a structure above the combination weighing device and/or side walls provided to sides of the conveyance path. A combination weighing device (10) is provided with cameras (60) and a plurality of radial feeders (30) for conveying articles to weighing hoppers (50). The radial feeders (30) have side walls (31a) for surrounding sides of an article conveyance path. The side walls (31a) extend upward and along a conveyance direction of the articles. The cameras (60) sense, in non-contact manner, a physical quantity for assessing a quantity of articles loaded on the radial feeders (30).

Abstract: A form-fill-seal machine is capable of reducing poor sealing caused by a packaged article catching in lateral seal portions. The form-fill-seal machine is provided with an upper tube, a lower tube disposed therebelow, a former, a lateral sealing mechanism below the lower tube, and opening and closing sliding members. A packaged article is dropped through the interiors of the upper tube and the lower tube. The former winds a sheet of a film F around the circumference of the lower tube to convert same into a tubular film. The lateral sealing mechanism laterally seals the tubular film. The opening and closing sliding members, which are disposed between the upper tube and the lower tube, shut off an upwardly oriented flow of gas from the interior of the lower tube when in a closed state.

Abstract: A combination measuring device has a combination measuring unit. The combination measuring unit has a dispersing section configured to radially disperse articles loaded thereinto from above, a plurality of head sections configured to receive the articles from the dispersing section, and an assembling section configured to assemble the articles, which are contained in hoppers of one or more of the head sections selected according to a target weight. The head sections are arranged on a line formed by cutting away a circular arc from a circle surrounding the dispersing section.

Abstract: A hopper is provided with which damages of articles can be suppressed without lowering the processing speed. A hopper (4) includes a first hopper main body (40), and a first gate (G1). A first inner surface (41) of the first gate (G1) forms a collecting space (A1) for holding articles with the first hopper main body (40), and stores articles in the interior of the collecting space (A1) when in the closed state and discharges articles by turning to open. The first inner surface (41) includes a first upper slanted surface (S2) and a first lower slanted surface (S3) that are continuous. An angle formed by the first lower slanted surface (S3) and the horizontal plane is smaller than an angle formed by the first upper slanted surface (S2) and the horizontal plane.

Abstract: A form-fill-seal machine is capable of reducing poor sealing caused by a packaged article catching in lateral seal portions. The form-fill-seal machine is provided with an upper tube, a lower tube disposed therebelow, a former, a lateral sealing mechanism below the lower tube, and opening and closing sliding members. A packaged article is dropped through the interiors of the upper tube and the lower tube. The former winds a sheet of a film F around the circumference of the lower tube to convert same into a tubular film. The lateral sealing mechanism laterally seals the tubular film. The opening and closing sliding members, which are disposed between the upper tube and the lower tube, shut off an upwardly oriented flow of gas from the interior of the lower tube when in a closed state.

Abstract: A combination measuring device has a combination measuring unit. The combination measuring unit has a dispersing section configured to radially disperse articles loaded thereinto from above, a plurality of head sections configured to receive the articles from the dispersing section, and an assembling section configured to assemble the articles, which are contained in hoppers of one or more of the head sections selected according to a target weight. The head sections are arranged on a line formed by cutting away a circular arc from a circle surrounding the dispersing section.

Abstract: A hopper is provided with which damages of articles can be suppressed without lowering the processing speed. A hopper (4) includes a first hopper main body (40), and a first gate (G1). A first inner surface (41) of the first gate (G1) forms a collecting space (A1) for holding articles with the first hopper main body (40), and stores articles in the interior of the collecting space (A1) when in the closed state and discharges articles by turning to open. The first inner surface (41) includes a first upper slanted surface (S2) and a first lower slanted surface (S3) that are continuous. An angle formed by the first lower slanted surface (S3) and the horizontal plane is smaller than an angle formed by the first upper slanted surface (S2) and the horizontal plane.

Abstract: A combinational measuring device is provided with a radiation feeder transporting objects and a measuring hopper measuring the weight of each group of objects transported by the radiation feeder. As to each measuring hopper performing introduction by a prescribed frequency, an average operation part obtains an average and standard deviation of a transport quantity every group transported by the radiation feeder. On the basis of the obtained standard deviation, a parameter operation part determines whether or not the transport quantity per group transported by the radiation feeder is dispersed.

Abstract: A combinational weighing device is provided with a detection part detecting a measuring state on the basis of the quantity of a object introduced into each measuring hopper and a correction part operating a target dispersed weight defining the reference for control on a cross feeder by a supply control part. The correction part corrects the target dispersed weight in response to the measuring state of the combinational weighing device detected by the detection part. In other words, the correction part controls the quantity of the object supplied to a dispersion feeder on the basis of measured data indicating an actually measured value. Thus provided is a combinational weighing device performing efficient measurement without complicating the device structure.