WO2011070668A1 - 粉粒体の吸引装置、粉粒体の吸引システムおよび吸引方法 - Google Patents

粉粒体の吸引装置、粉粒体の吸引システムおよび吸引方法 Download PDF

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Publication number
WO2011070668A1
WO2011070668A1 PCT/JP2009/070700 JP2009070700W WO2011070668A1 WO 2011070668 A1 WO2011070668 A1 WO 2011070668A1 JP 2009070700 W JP2009070700 W JP 2009070700W WO 2011070668 A1 WO2011070668 A1 WO 2011070668A1
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WO
WIPO (PCT)
Prior art keywords
suction
container
powder
suction nozzle
granular material
Prior art date
Application number
PCT/JP2009/070700
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
武彦 日野
晴光 浅野
宏文 浅井
Original Assignee
新東工業株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 新東工業株式会社 filed Critical 新東工業株式会社
Priority to CN2009801627864A priority Critical patent/CN102666324A/zh
Priority to US13/514,866 priority patent/US9126773B2/en
Priority to PCT/JP2009/070700 priority patent/WO2011070668A1/ja
Priority to KR1020127014525A priority patent/KR20120114255A/ko
Priority to JP2011545027A priority patent/JP5516597B2/ja
Publication of WO2011070668A1 publication Critical patent/WO2011070668A1/ja

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
    • B65G53/04—Conveying materials in bulk pneumatically through pipes or tubes; Air slides
    • B65G53/24—Gas suction systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
    • B65G53/34—Details
    • B65G53/40—Feeding or discharging devices
    • B65G53/42—Nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
    • B65G53/34—Details
    • B65G53/66—Use of indicator or control devices, e.g. for controlling gas pressure, for controlling proportions of material and gas, for indicating or preventing jamming of material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
    • B65G69/08—Devices for emptying storage spaces as completely as possible

Definitions

  • the present invention is a granular material in a container such as a drum, and the granular material is in a state of poor fluidity due to compaction due to the weight of the granular material over time, compaction due to vibration from the outside, moisture, etc.
  • the present invention relates to an apparatus and a method capable of sucking without any remaining amount.
  • the present invention is a granular material in a container such as a drum, and the granular material is in a state of poor fluidity due to compaction due to the weight of the granular material over time, compaction due to vibration from the outside, moisture, etc. It is intended to be able to suck in and transport without any remaining amount.
  • “transporting” does not necessarily mean that the granular material in the container is transported to a remote place, but for example, the granular material is transferred to another container arranged adjacently. Including moving.
  • another object is to reduce the amount of air sucked by the suction source as much as possible and to improve the safety of workers and devices.
  • the suction device for a first granular material of the present invention is a suction device used in a device for transporting the granular material stored in a container, and places the container in which the granular material is stored.
  • a movable table movable in a horizontal plane, driving means for driving the movable table, a double-structured suction nozzle located above the movable table and connected to a suction source, and the movable table
  • a suction nozzle raising / lowering means for raising and lowering the suction nozzle in a container placed on the container, and a controller for controlling the driving means and the suction nozzle raising / lowering means.
  • a suction nozzle is inserted into the position to suck powder particles in the container.
  • the second powder particle suction device is a table fixed in a horizontal plane on which a container in which the powder particles are stored is placed, the fixed table having a measuring means, and the fixed A double-structured suction nozzle located above the table and connected to a suction source, and a suction nozzle for moving the suction nozzle up and down and horizontally in a container placed on the fixed table A drive unit and a control device for controlling the suction nozzle drive unit are provided, and a suction nozzle is inserted into an appropriate position of the container so as to suck powder particles in the container.
  • the powder particle suction device includes a lid detection device that detects the presence or absence of a lid of a container in which the powder particles are stored and / or a container in which the powder particles are stored in the movable table or the fixed table.
  • the powder particle suction device of the present invention by enclosing the powder particle suction device of the present invention with a partition, it is possible to provide a powder particle suction system with improved worker safety.
  • the safety of the operator can be further enhanced by providing a dust collection hood above the container in which the powder is stored.
  • the suction method of the present invention is a powder particle suction method using the first powder particle suction device for transporting the powder particles stored in the container, and the powder particles are stored.
  • a step of placing the container on the movable table, a step of moving the movable table to an arbitrary position by a driving means, and suction nozzles are inserted into a plurality of positions in the container to suck the granular material. And a suction step.
  • the suction method of the present invention is a method for sucking a granular material using a second powder granular suction device when transporting the granular material stored in a container, and the granular material is stored. And a suction step of sucking powder particles by inserting suction nozzles at a plurality of positions in the container.
  • the position where the suction nozzle is inserted into the container in which the granular material is stored can be calculated by inputting the dimensions of the container into the control device, and the path pattern of the optimum insertion position can be set.
  • the suction step can be performed by changing the air volume of the suction source according to the remaining amount of the granular material in the container and the actually measured value of the pressure sensor.
  • the present invention inserts a double-structured suction nozzle while moving a movable table that is movable in a horizontal plane on which a container storing powder particles is placed to an appropriate position of the container. Then, the powder particles in the container are fixed by sucking the powder particles in the container or by fixing the container in which the powder particles are stored on the table, and inserting a double structure suction nozzle at an appropriate position of the container. It is possible to suck the powder particles in the container without remaining, and by inputting the dimensions of the container to the control device, the path of the optimum insertion position of the suction nozzle can be determined. Since it can be confirmed, the suction time can be shortened. Furthermore, by feeding back the remaining amount of powder and the measured value of the pressure sensor to the control device, the suction source can be operated efficiently by changing the air volume of the suction source, and energy saving can be realized. Play.
  • FIG. 1 is an example of a system using the present invention. It is an example of the path
  • the suction device 1 includes a movable table that can move in a horizontal plane on which the container 4 in which the powder M is stored, and a driving unit 5 that drives the movable table;
  • a double-structured suction nozzle 11 located above the movable table and connected to a suction source, and a suction nozzle for raising and lowering the suction nozzle 11 in the container 4 placed on the movable table It consists of lifting means 12.
  • the movable table includes an X-axis movable table 2 and a Y-axis movable table 3 that move in the XY directions.
  • the X-axis movable table 2 is a table that moves in the X direction
  • the Y-axis movable table 3 is a table that moves in the Y direction.
  • the Y-axis movable table 3 is placed on the upper surface of the X-axis movable table 2.
  • the driving means 5 includes an X-axis movable table driving means 5a for driving the X-axis movable table 2 and a Y-axis movable table driving means 5b for driving the Y-axis movable table 3. .
  • the X-axis movable table driving means 5 a is movable on the lower side of the X-axis movable table 2 and on a plurality of rollers 7 orthogonal to the long side of the movable table 2 and in contact with the bottom surface of the movable table 2 and on the long side surface of the movable table 2
  • the table 2 includes a cylinder 6 for reciprocating the roller 7 on the roller 7.
  • the Y-axis movable table drive means 5b is movable on the upper surface of the Y-axis movable table 2 on the side surface of the movable table 3 and the roller 9 in contact with the bottom surface of the movable table 3 in parallel with the long side of the movable table 2.
  • the table 3 includes a cylinder 8 for reciprocating the roller 9 on the roller 9.
  • the cylinders 6 and 8 may be anything as long as they can reciprocate the movable tables 2 and 3 for the XY axes. However, the cylinders 6 and 8 need to have high stop accuracy and high positioning accuracy. Therefore, although it is considered optimal to use a servo cylinder, if it is possible to reduce the stopping accuracy, a motor drive or a hydraulic / pneumatic cylinder may be used while using another positioning mechanism.
  • the suction nozzle 11 has a double structure having a cylindrical inner cylinder 11a having an open lower end and an outer cylinder 11b coaxially covering the inner cylinder 11a.
  • a passage S through which the outside air can be introduced is provided by the inner surface of the outer cylinder 11b.
  • the ratio between the diameter of the inner cylinder 11a and the diameter of the outer cylinder 11b is about 1.5, but this ratio is considered to vary depending on the material, specific gravity, etc. of the powder M.
  • the outer cylinder 11b is connected to and held by the inner cylinder 11a by a plurality of stays 11c.
  • the lower end of the outer cylinder 11b protrudes from the lower end of the inner cylinder 11a.
  • the powder M is sucked into the inner cylinder 11a and the outside air introduced from the passage S is mixed with the powder M.
  • a space is formed.
  • the step between the lower end of the inner cylinder 11a and the lower end of the outer cylinder 11b is set to 10 to 20 mm. If this step is small, the space where the outside air and the powder M are mixed decreases, and the fluidity of the powder M cannot be sufficiently secured. If the step is large, only the outside air is sucked and the powder M The suction efficiency becomes worse.
  • the outer cylinder 11b is provided with such a length that the upper end of the outer cylinder 11b is always located above the upper surface of the granular material M when the lower end is near the bottom surface of the container 4.
  • the suction nozzle 11 is attached to suction nozzle lifting / lowering means 12 for inserting the suction nozzle 11 into the container 4.
  • the nozzle raising / lowering means 12 includes an arm 14 having the suction nozzle 11 attached to an end thereof, a cylinder 15 having a rod attached to the end of the arm 14 opposite to the suction nozzle 11, and a base to which the cylinder 15 is attached. It comprises a table 13.
  • the suction nozzle 11 moves up and down through the arm 14 by expansion and contraction of the cylinder 15.
  • the cylinder 15 may be anything as long as the suction nozzle 11 can be moved up and down, but it needs to have high stopping accuracy and high positioning accuracy. Therefore, although it is considered optimal to use a servo cylinder, if it is possible to reduce the stopping accuracy, a motor drive or a hydraulic / pneumatic cylinder may be used while using another positioning mechanism.
  • FIG. 4 shows the entire system of the powder particle suction device.
  • the dust collector 17 is in a negative pressure state by the suction source 19 through the suction duct 18, and sucks the powder M from the suction nozzle 11 through the suction hose 16.
  • the sucked granular material M is once collected by the dust collector 17 and discharged from the rotary valve 20.
  • a blower is used for the suction source 19.
  • the suction source 19 may be a device that generates a negative pressure state, and a ring blower, a vacuum pump, or the like may be used.
  • a pressure sensor 21 is installed at the inlet of the dust collector 17 to check for clogging in the suction hose 16 during suction.
  • a control device 22 for controlling input / output to the cylinder 6, the cylinder 8, the cylinder 15, the suction source 19, and the pressure sensor 21 is installed.
  • the control device 22 inputs the size of the container 4 placed on the Y-axis movable table 3 as an initial setting, and inserts the suction nozzle 11 into the container in order to suck the entire amount of the powder M in the container 4.
  • the suction nozzle 11 is lowered while applying suction ⁇ stopped at the bottom of the container ⁇ raised while applying suction ⁇ stopped at the upper surface of the container ⁇ moved to the next insertion position. It is one process by operating.
  • the path pattern of the insertion position sets a position where the suction process is performed on the container, and this position is an appropriate position set appropriately.
  • the path pattern of the insertion position is determined by how many times the sectional area of the suction nozzle 11 corresponds to the opening area of the container.
  • FIG. 5 is an example of a pattern. In this example, the suction nozzle 11 is sequentially moved from 1 to 19 and the suction process is performed 19 times. It is also possible to instruct the control device 22 to further increase the number of times if the remaining amount of the granular material M in the container is further reduced.
  • the controller 22 issues a stroke amount instruction to the cylinder 6, the cylinder 8 and the cylinder 15, and moves the tip of the suction nozzle 11 to the target position.
  • the operation process of the suction nozzle 11 is repeated a plurality of times and suction is performed until the remaining amount runs out.
  • the remaining amount of the granular material M decreases and the upper surface height of the granular material M decreases, the descending and rising distance of the suction nozzle 11 can be shortened.
  • the present embodiment uses a load meter, even when there is no load meter, test suction is performed several times, the pattern of the insertion position of the suction nozzle 11 is determined, and the setting is manually set in the control device 22. By doing so, suction is possible.
  • FIG. 6 and FIG. 7 show the simulation situation when the compacted granular material M is implemented by the prior art and the present invention.
  • the target granular material M has a volume and weight of 1.48 g / cc when filled in a 100 cc container in the initial state, and is compacted by the weight of the granular material over time in the container. Assuming that the fluidity is deteriorated due to compaction due to external vibration, humidity, etc., the powder in the initial state is tapped 180 times to obtain a volume and weight of 2.35 g / cc.
  • FIG. 6 is a method in which a container 30 is placed on a horizontal stage and rotated, and an L-shaped suction nozzle 31 is inserted into the container 30 from above, and suction is performed by rotational movement, raising and lowering of the suction nozzle 31 and transverse movement.
  • a container 30 is placed on a horizontal stage and rotated, and an L-shaped suction nozzle 31 is inserted into the container 30 from above, and suction is performed by rotational movement, raising and lowering of the suction nozzle 31 and transverse movement.
  • the suction is performed efficiently by repeating the suction process of sucking the powder particles a plurality of times by limiting the amount of the powder particles and entraining air with the suction nozzle 11 having a double structure.
  • the limitation on the amount of the granular material is that the outer cylinder 11b dams the granular material M on the outer periphery of the suction nozzle 11, and is formed by the lower end of the inner cylinder 11a and the lower end of the outer cylinder 11b. It is suctioning only the granular material M that has entered the space where the body M and the outside air are mixed.
  • the suction nozzle 11 is stopped halfway because the suction of the present invention sucks the powder M completely by carrying out the suction process of sucking the powder a plurality of times. Indicates the middle of the operation process of the suction nozzle 11.
  • Table 1 shows that powders with a volume and weight of 1.48 g / cc when filled into a 100 cc container in the initial state are compressed by the weight of the powder over time in the container and external vibration to the container. Assuming that the fluidity is deteriorated due to compaction, humidity, etc., the powder in the initial state is tapped 180 times, and the volume and weight of 2.35 g / cc are put into a drum can. And the results of suction using the conventional technique. In this example, the entire amount could be aspirated by performing the aspiration process of aspirating 190 kg of powder particles four times. On the other hand, the conventional technique shown in FIG.
  • the value of the pressure sensor 21 may swing to the negative pressure side, so the air volume of the suction source 19 may be temporarily increased or the lowering speed of the cylinder 15 may be reduced. Can prevent clogging. When there are few powders and particles, it is also possible to reduce the air volume of the suction source 19 and reduce the amount of energy used. In addition, by increasing the movement in the Z-axis direction, the capability can be increased and the operation can be performed for a short time.
  • FIG. 8 is a side view of the powder particle suction device 30.
  • the granular material suction device 30 is connected to a fixed table 32 on which the container 4 in which the granular material M is stored is fixed and placed on a horizontal surface, and a suction source (not shown) located above the fixed table 32.
  • the fixing table 32 has a simple structure in which the container 4 is fixed by a guide type.
  • the fixing method is not limited to the guide type and may be fixed by a clamp type or the like.
  • the container 4 is fixed at a fixed position by the guide 34.
  • the suction nozzle driving means 42 has an arm 44 attached to the end of the suction nozzle 11, a cylinder 45 that supports the end of the arm 44 opposite to the suction nozzle 11, and is installed in the cylinder 45 to move the arm 44 up and down.
  • the suction nozzle 11 is moved up and down via the arm 14 by expansion and contraction of the cylinder 45.
  • the cylinder 45 is supported vertically by a cylinder support 46.
  • the cylinder support 46 is movable in the horizontal direction while supporting the cylinder 45 vertically. Since the movement of the cylinder support 46 in the horizontal direction can be performed in the same manner as described above with respect to the movable tables 2 and 3, a duplicate description is omitted.
  • the suction nozzle 11 or the arm 44 includes a lid detection unit 38 that detects whether the lid is removed from the container 4.
  • the container 4 for storing the powder M is normally transported with a lid. Therefore, it is necessary to remove the lid before sucking and transporting the granular material in the container 4. If the powder suction device is operated without removing the lid, the suction nozzle 11 or the suction nozzle driving means 42 may be damaged. Therefore, the powder particle suction device 30 includes a lid detection unit 38, detects the presence or absence of a lid, and communicates with the control device 22 (see FIG. 4).
  • the lid detection means 38 can be detected by various methods such as a laser type and a magnetic type. If there is no lid, the operation is continued as it is. However, if a lid is detected in the container 4, the operation is stopped and an alarm is issued if necessary.
  • the powder particle suction device 30 includes container detection means 36, detects that the container 4 is placed on the fixed table 32, and communicates with the control device 22 (see FIG. 4).
  • the container detection means 36 may be a well-known detection method, and may also be used as the lid detection means 38 described above, or may be used as a powder / particle remaining amount detection device 53 described later.
  • the powder suction device 30 includes a powder remaining amount detection device 53 that detects the remaining amount of the powder M in the container 4 from which the powder M is sucked, and the powder in the container 4.
  • the remaining amount of M is detected and communicated with the control device 22 (see FIG. 4).
  • the control device 22 see FIG. 4
  • the powder remaining amount detection device 53 is often a weighing scale, but the remaining amount of the powder M in the container 4 may be detected using a shape sensor, a distance sensor, or the like.
  • the container 4 for storing the powder M is placed on the fixed table 32.
  • the container 4 is fixed at a predetermined position on the fixed table 42 by the guide 34.
  • the powdery body suction device 30 is activated.
  • the container detection unit 36 detects that the container 4 is placed on the fixed table 32.
  • the subsequent operation is stopped and an alarm is issued as necessary.
  • the lid detection means 38 If there is no lid, the operation proceeds to the subsequent operation. If the lid is detected, the subsequent operation is stopped and an alarm is issued if necessary.
  • the suction nozzle 11 is moved to a predetermined position by the suction nozzle driving means 42 in accordance with a preset path pattern or an optimum path pattern calculated from the dimensions of the container 4, and descends into the container 4 at that position. . Then, the powder M in the container 4 is sucked by the suction nozzle 11. When the suction at one place is completed, the suction nozzle 4 is raised above the granular material M, moved to the next position according to the path pattern, lowered at that position, and sucked again. This operation is repeated to suck the powder M in the container 4.
  • the powder body M is sucked by using the suction nozzle 11 having a double structure, so that the powder body and air can be mixed and reliably sucked.
  • the suction nozzle 11 and the arm 44 are generally lighter than the movable table 2 or 3 on which the granular material and the storage container 4 are placed, and the movable table 2 or 3 is moved in the horizontal direction. If the suction nozzle 11 is moved in the horizontal direction, energy for movement can be saved, and the accuracy can be easily improved.
  • a weight scale is used as the granular material remaining amount detection device 53, the container 4 is fixed at a predetermined position, so that the weight can be detected with high accuracy. It becomes possible.
  • the air volume of the suction source is changed.
  • the powder can be sucked in a large amount, and when the remaining amount of the powder is small, energy can be saved by reducing the air volume of the suction source to the optimum air volume required for suction.
  • the amount of powder remaining without being able to be sucked by increasing the air volume can be reduced.
  • the distance for raising and lowering the suction nozzle 11 (the distance for raising the tip of the suction nozzle 11 above the granular material) can be shortened to save time and energy.
  • the path pattern can be written with a single stroke because the horizontal movement distance of the suction nozzle 11 is small.
  • the distance between each nozzle suction location is determined by, for example, the properties of the granular material such as hardness, adhesive strength, and density, and is set to a distance at which the granular material can be sucked even if separated.
  • the size of the container 4 is input to the control device, so that the control device is geometrically optimal, that is, the number of suction points is small, and the moving distance of the suction nozzle 11 Is short, and it is possible to calculate a path pattern capable of sucking all the powder particles. If the properties of the granular material are unknown, after the powder has been suctioned several times, know its properties or measure the distance at which the granular material can be sucked even if separated Also good.
  • the suction path pattern shown in FIG. 10 is a pattern in which the suction nozzle 11 is swung within the container 4.
  • the suction nozzle 11 is not lowered to the bottom of the container at the initial stage of operation, and the tip of the suction nozzle 11 is slightly in the powder particles. It is good to turn while sucking the granular material.
  • the lateral force acting on the suction nozzle 11 when turning can be reduced, and damage to the suction nozzle 11 can be prevented.
  • the suction nozzle 11 can suck powder particles around the tip of the nozzle because of the double structure, and the lateral force acting when the suction nozzle 11 is turned can be reduced.
  • the suction nozzle 11 is inserted into the granular material to such an extent that it does not receive a large lateral force, swiveled while sucking, and the suction nozzle 11 is gradually lowered into the container 4 to suck the granular material.
  • the partition 50 is formed of, for example, a metallic frame and a transparent resin supported by the frame. Although the partition 50 may have other configurations, it is desirable that the partition 50 has strength that does not collapse even if a person collides with it and transparency that allows the inside to be visually recognized from the outside.
  • the partition 50 basically surrounds all of the powder suction device 30 to prevent scattering of dust generated from the powder during the suction work or the accompanying work. It is installed so as not to approach 30 inadvertently. Note that the control device 22 (see FIG. 4) and the like are not necessarily installed in the partition 50. When the height of the partition 50 is higher than that of the container 4 placed on the fixed table 32, and the amount of dust flowing out from the upper part to the outside becomes a very small amount, the upper part of the partition 50 may not be covered.
  • the partition 50 is provided with an entrance for carrying the container 4 in and out, and an entrance for an operator to operate and maintain the suction device 30. These doorways may be used as one common doorway.
  • a window that is not large enough for a person to pass through, such as an entrance and exit, and can be operated with a hand may be provided.
  • the entrance / exit is configured to be locked during the operation of the suction device 30 so that a person cannot enter the partition 50 during the operation of the suction device 30 and a person is not allowed to approach and touch the suction device 30 in operation. It is preferable for safety.
  • a dust collection hood 52 may be provided immediately above the container 4 from which the powder and granular materials are sucked.
  • the dust collection hood 52 includes a cover that covers the top of the container 4, a duct (not shown) that sucks air from the cover, an air filter (not shown), a blower that sucks air, and the like (not shown).
  • air suction by the dust collection hood 52 may be performed by sucking at a weak flow rate and sucking dust scattered in the air, unlike suction by the suction nozzle 11.
  • the worker when the worker enters the partition 50 for maintenance of the suction device 30 or removal of the container 4 and removal of the lid, the worker can keep the suction from the dust collecting hood 52 so that the worker can Inhalation of dust can be prevented, and even if dust is harmful to the human body, human influence can be minimized.
  • the dust collecting hood 52 has a structure that can be easily attached and detached, and can be easily removed when the container 4 is carried in and out.
  • the attachment / detachment of the dust collection hood 52 is also detected by a sensor, communicates with the control device 22 (see FIG. 4), and it is preferable to ensure that the dust collection hood 52 is attached when operating the suction device 30.
  • the suction system shown in FIG. 8 was used to conduct a powder particle suction experiment.
  • a drum can storing 200 kg of a granular material having a density of 2.35 g / cm 3 (the same as the actual measurement shown in Table 1) is placed on the fixed table 32 as a container 4 and is placed at a predetermined position by a guide. Fixed to.
  • the laser lid detection means 38 detects the presence or absence of a lid, measures the weight of the drum can with a load cell having a maximum measurement weight of 300 kg, and detects that the drum can has been placed on the fixed table 32 and the remaining amount of the granular material. did.
  • a cylinder having a horizontal power of 0.75 kW and a lifting power of 0.4 kW was used, and the moving speed was set to a maximum of 400 mm / second.
  • the partition 50 used a PET cover on an aluminum frame, covered the upper surface, and enclosed the suction device 30.
  • the suction blower was operated at 2.6 m 3 / min using a roots blower with a capacity of 3.0 m 3 / min ⁇ ⁇ 40 kPa and an inverter capable of handling 1.5 to 4.0 m 3 / min.
  • the suction duct was used by connecting a resin hose to a SUS304 sanitary pipe.
  • the suction device 1 can be similarly installed.
  • the suction device 1 and the suction device 30 may raise or lower the suction nozzle at a fixed position with respect to the container 4 on the movable table, or raise or lower the suction nozzle movable in the horizontal direction with respect to the container 4 on the fixed table.
  • the other configurations are interchangeable.
  • the remaining amount of the powder it is possible to suck without any remaining amount by performing the suction step of sucking the powder a plurality of times, so that the compacted powder other than the powder M of this embodiment It is possible to suck a large amount of particles and particles having poor fluidity.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
  • Air Transport Of Granular Materials (AREA)
  • Auxiliary Methods And Devices For Loading And Unloading (AREA)
  • Manipulator (AREA)
PCT/JP2009/070700 2009-12-10 2009-12-10 粉粒体の吸引装置、粉粒体の吸引システムおよび吸引方法 WO2011070668A1 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CN2009801627864A CN102666324A (zh) 2009-12-10 2009-12-10 粉粒体的吸引装置、粉粒体的吸引系统以及吸引方法
US13/514,866 US9126773B2 (en) 2009-12-10 2009-12-10 Machine, a system, and a method for suctioning powders and granular materials
PCT/JP2009/070700 WO2011070668A1 (ja) 2009-12-10 2009-12-10 粉粒体の吸引装置、粉粒体の吸引システムおよび吸引方法
KR1020127014525A KR20120114255A (ko) 2009-12-10 2009-12-10 분립체의 흡인 장치, 분립체의 흡인 시스템 및 흡인 방법
JP2011545027A JP5516597B2 (ja) 2009-12-10 2009-12-10 粉粒体の吸引装置、粉粒体の吸引システムおよび吸引方法

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Application Number Priority Date Filing Date Title
PCT/JP2009/070700 WO2011070668A1 (ja) 2009-12-10 2009-12-10 粉粒体の吸引装置、粉粒体の吸引システムおよび吸引方法

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WO2011070668A1 true WO2011070668A1 (ja) 2011-06-16

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