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WO2018169263A1 - Appareil automatique de mesure de volume et de poids - Google Patents

Appareil automatique de mesure de volume et de poids Download PDF

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Publication number
WO2018169263A1
WO2018169263A1 PCT/KR2018/002874 KR2018002874W WO2018169263A1 WO 2018169263 A1 WO2018169263 A1 WO 2018169263A1 KR 2018002874 W KR2018002874 W KR 2018002874W WO 2018169263 A1 WO2018169263 A1 WO 2018169263A1
Authority
WO
WIPO (PCT)
Prior art keywords
measurement
sensor
top plate
measuring
measuring sensor
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/KR2018/002874
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English (en)
Korean (ko)
Inventor
정연관
김대영
신남호
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WELLTEC CO LTD
Original Assignee
WELLTEC CO LTD
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 WELLTEC CO LTD filed Critical WELLTEC CO LTD
Publication of WO2018169263A1 publication Critical patent/WO2018169263A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
    • G01G19/002—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for postal parcels and letters
    • G01G19/005—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for postal parcels and letters with electric or electronic computing means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G3/00—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances
    • G01G3/12—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing
    • G01G3/13—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing having piezoelectric or piezoresistive properties
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/18—Measuring force or stress, in general using properties of piezo-resistive materials, i.e. materials of which the ohmic resistance varies according to changes in magnitude or direction of force applied to the material

Definitions

  • the present invention relates to a volume and weight automatic measuring device, and relates to a volume and weight automatic measuring device for automatically measuring the volume and weight of the parcel or cargo.
  • Accurate weight measurement is essential in the production of various parts of the industry, or in the reception of postal items or various baggage handled by the post office.
  • 1 shows an apparatus for measuring the weight and volume of a conventional measured object.
  • the volume of the object to be measured is measured using three sensors.
  • the width, length, and height of the object to be measured are measured, and the volume of the object to be measured is measured by using the measured length, height, and height.
  • the sensor measuring the horizontal length and the vertical length of the object under test is positioned exposed to the outside of the apparatus. As the sensor is exposed to the outside of the device in this way, the operator should be careful not to hit the sensor when moving the object to the workbench or removing the object from the workbench.
  • the conventional measuring device is inconvenient that the measurement is possible only if the object to be measured in close contact with one corner of the work table.
  • the problem to be solved by the present invention is to propose a method for reducing the inconvenience of hitting the sensor when the object to be placed on the work table to measure the volume and weight of the object to be measured.
  • Another problem to be solved by the present invention is to propose a method for reducing the inconvenience that the object to be closely adhered to one corner of the work table in order to measure the volume and weight of the object.
  • Another problem to be solved by the present invention is to propose a method for measuring the volume of the measured object even when the length in a specific direction of the workpiece is larger than the length in the corresponding direction of the work table.
  • Another problem to be solved by the present invention is to propose a method for determining whether to drive the sensor for measuring the distance to the object to be measured according to the size of the object.
  • the measuring device of the present invention has a flat plate shape, a base positioned on the bottom surface, a measuring top plate formed in a flat plate type on the upper end of the base, one side is in close contact with the measuring top plate, and includes a rod type having a predetermined length.
  • a connecting member an actuator drawn out from the outside in the state drawn out to the outside of the connecting member, a left distance measuring sensor formed on the left side on the measurement top plate and a right side formed on the right side of the measurement top plate
  • At least one of the left and right distance measuring sensor, the left distance measuring sensor and the right distance measuring sensor including at least one of the distance measuring sensors are operated to be spaced apart from the measuring upper plate by a predetermined distance, and the distance measuring sensor is separated from the measuring upper plate by a certain distance. It includes a detection sensor formed on the side of the base is located do.
  • the automatic volume and weight measurement apparatus and the method for receiving parcels using the same are provided in which a sensor for measuring a volume of a measurement object is normally positioned at the bottom of a measurement top plate on which the measurement object is seated. If you put it on, it will reduce the chance of hitting the sensor.
  • the measured object in order to measure the volume of the existing measured object, the measured object should be in close contact with one corner, and in this case, both left-handed and right-handed people could not be satisfied depending on the position of the corner.
  • the present invention can satisfy both the left-handed or the right-handed person because the object to be measured is in close contact with one side of the square top plate instead of being in close contact with the corner.
  • the present invention has an advantage that it is possible to easily measure the measured object having a larger area than the cross-sectional area of the measurement top plate by measuring the left and right distance measuring sensor in accordance with the area of the measured object.
  • the present invention can reduce the measurement error that occurs when measuring the distance to the object to be measured by preventing the object to be measured in the length of the measuring plate is smaller than the length in the extended state, the left and right distance measuring sensor is extended.
  • FIG. 1 shows an apparatus for measuring a volume of a conventional object under test.
  • FIG. 2 illustrates a measuring device for measuring a weight and a volume of a measurement target according to an embodiment of the present invention.
  • 3 to 5 illustrate a process of measuring the weight and volume of the object to be measured using the measuring device according to an embodiment of the present invention.
  • FIG. 6 illustrates a case in which the left and right distance measuring sensor according to an embodiment of the present invention is extended.
  • FIG. 7 illustrates a case in which the left and right distance measuring sensors according to another embodiment of the present invention are extended (extended).
  • FIG. 8 illustrates an extended state of the left distance measuring sensor according to the exemplary embodiment of the present invention.
  • FIG. 2 illustrates a measuring device for measuring a weight and a volume of a measurement target according to an embodiment of the present invention.
  • an apparatus for measuring the weight and volume of the object to be measured according to an embodiment of the present invention will be described in detail with reference to FIG. 2.
  • the measuring device 200 includes a height measuring sensor, a left and right distance measuring sensor, a length measuring sensor, a measuring top plate, an actuator, and a base.
  • a height measuring sensor a left and right distance measuring sensor
  • a length measuring sensor a measuring top plate
  • an actuator a base
  • FIG. 2 illustrates a configuration for measuring the volume of the measurement object
  • a configuration for measuring the weight of the measurement object is included in the lower portion of the measurement upper plate.
  • the configuration for measuring the weight of the measurement object will be described later.
  • the base 235 is located at the bottom of the measuring device 200.
  • the base 235 is formed in a flat plate shape having a predetermined thickness.
  • the measurement top plate 225 is configured in the form of a flat plate so that the measurement object can be seated, and as described above, a configuration for measuring the volume of the measurement object and the actuator 220 and the depth measurement sensor ( A configuration is formed that connects the operations of 215.
  • the actuator 220 normally protrudes outward from the connection member 230, and when pressed, is introduced into the connection member 230.
  • the depth measurement sensor 215 operates in conjunction with the actuator 220. In detail, when the actuator 215 protrudes out of the connecting member 230, the depth measuring sensor 215 is led under the measuring top plate 225, and the actuator 215 is inwardly connected to the connecting member 230. Upon retraction, the depth measurement sensor 215 projects above the measurement top plate 225.
  • the depth measurement sensor 215 is positioned below the measurement top plate 225, so that the operator may rest the measurement object on the upper end of the measurement top plate 225 without colliding with the depth measurement sensor 215.
  • the depth measuring sensor 215 measures the distance from the object to be measured.
  • the depth measuring sensor 215 is the depth measuring sensor 215 when the depth measuring sensor 215 moves to the upper end of the measuring top plate 225 to measure the distance to the measurement object seated on the measuring top plate 225. Irradiation direction of the light irradiated from) is maintained in parallel with the measurement top plate (225).
  • the left and right distance measuring sensors 210 are positioned one each on the left and right sides of the measurement upper plate 225, and measure a distance from the measurement object seated on the upper end of the measurement upper plate 225.
  • the left and right widths of the object to be measured are calculated using the information measured by the left and right distance measuring sensors 210.
  • the height measuring sensor 205 is positioned on the upper end of the measuring upper plate 225, and measures the height of the measurement object seated on the upper end of the measuring upper plate 225.
  • the measuring device 200 has one side connected to the measurement top plate 225, and the other side includes a connection member 230 to which the height measuring sensor 205 is connected.
  • the connection member 230 is a bar type having a specific length, and the lower end is configured to have a constant width in the longitudinal direction so that the actuator 220 located in the center of the corner of the measurement upper plate 225 is built in.
  • the height measurement sensor 205 is connected.
  • the length of the connection member 230 is formed relatively longer than the height of the object to be seated on the measurement top plate 225.
  • the actuator detection sensor (not shown) detects whether the actuator is drawn into the connection member 230. That is, the actuator detecting sensor detects whether the user presses the actuator by using the object under test to measure the volume of the object under test.
  • the depth measuring sensor When it is determined that the actuator is pressed by the actuator detection sensor, the depth measuring sensor is moved upward by using the driving member, and when the pressurized force is removed, the depth measuring sensor is moved downward.
  • the measuring device of the present invention measures the weight of the measured object using a load cell located at the lower end of the measuring upper plate 225, and measures the volume of the measured object using various sensors.
  • 3 to 5 illustrate a process of measuring the weight and volume of the object to be measured using the measuring device according to an embodiment of the present invention.
  • FIG. 3 illustrates an example in which a measurement object is seated on an upper end of a measurement upper plate.
  • the depth measuring sensor 215 is positioned at the lower end of the measuring top plate 225, and the actuator 220 protrudes out of the connection member 230.
  • FIG. 4 shows an example of pressurizing the actuator by using the measurement object.
  • the actuator 220 is introduced into the connection member 230, and the depth measuring sensor 215 is located above the measurement upper plate 225. Protrudes.
  • the various sensors 205, 210, and 215 that are supplied with power measure the distance to the object to be measured.
  • the depth measuring sensor 215 interlocked with the driving of the actuator 220 protrudes above the measurement upper plate 225.
  • the left and right distance measuring sensor 210 including the depth measuring sensor 215, and the height measuring sensor 205 measure the distance from the measured object. .
  • FIG. 5 shows an example of separating a measurement object from the measurement top plate after the measurement of the weight and volume of the measurement object seated on the measurement top plate is completed.
  • the present invention moves the depth measurement sensor to the upper or lower surface of the measurement top plate according to the movement of the actuator.
  • FIG. 6 illustrates a case in which the left and right distance measuring sensors according to the exemplary embodiment of the present invention are extended (extended).
  • the left and right distance measuring sensor according to an embodiment of the present invention is extended will be described in detail with reference to FIG. 6.
  • the left and right distance measuring sensor 210 includes a left distance measuring sensor 210a and a right distance measuring sensor 210b, and any one of the left distance measuring sensor 210a and the right distance measuring sensor 210b.
  • the sensor of is extended. 6 illustrates a case in which the left distance measuring sensor 210a is extended, but is not limited thereto.
  • the sensor constituting the measuring device in the state in which the left distance measuring sensor 210a is extended measures the distance to the object to be measured.
  • the measuring device stores the distance between the left distance measuring sensor 210a and the right distance measuring sensor 210b.
  • FIG. 7 illustrates a case in which the left and right distance measuring sensors according to another embodiment of the present invention are extended (extended).
  • FIG. 7 illustrates a case in which the left and right lengths of the measurement object seated on the measurement top plate are smaller than the left and right lengths of the measurement top plate, unlike in FIG. 6.
  • the left and right distance measuring sensors are extended in a state where the object to be measured is placed in the measurement upper plate.
  • a sensing sensor 255 is formed on a side surface on which the extendable left and right distance measuring sensor is formed.
  • the sensing sensor 255 is formed on the side of the base positioned at the lower end of the measurement upper plate, and the sensing sensor 255 senses the object to be measured.
  • the sensing sensor 255 is exposed to the outside.
  • the detection sensor 255 may not detect the object to be measured. However, when the object to be mounted on the measurement top plate protrudes out of the measurement top plate, the detection sensor 255 detects the measurement object.
  • the left and right distance measuring sensors measure the distance to the object to be measured while the left distance measuring sensor 210a is extended.
  • the left and right distance measuring sensors do not measure (drive) the distance from the measured object while the left distance measuring sensor 210a is extended. Do not. That is, when the object to be measured is not detected by the detection sensor 255, the left and right distance measuring sensor measures the distance to the object to be measured while the left distance measuring sensor 210a is not extended.
  • the left and right distance measuring sensors are extended in a state where the left distance measuring sensor 210a is extended. Assume that the distance to the object under measurement is measured. In this case, the left and right distance measuring sensor does not measure the distance to the object to be measured, but a problem of measuring the distance to the side of the measurement upper plate that is relatively closer than the object to be measured.
  • the present invention forms a detection sensor on the side of the base, and when the detection sensor detects the object to be measured, the left and right distance measurement sensor is connected to the object to be measured even when the left distance sensor is extended. Measure the distance.
  • FIG. 8 illustrates an extended state of the left distance measuring sensor according to the exemplary embodiment of the present invention.
  • a state in which the left distance measuring sensor is extended according to an embodiment of the present invention will be described in detail with reference to FIG. 8.
  • the measuring device includes a left distance measuring sensor, a right distance measuring sensor, a slide guide, a load cell, a base, a first position measuring sensor, a second position measuring sensor, and a sensing sensor.
  • a left distance measuring sensor a right distance measuring sensor
  • a slide guide a load cell
  • a base a first position measuring sensor
  • a second position measuring sensor a sensing sensor
  • the base 235 is located at the bottom of the measuring device 200.
  • the base 235 is formed in a flat plate shape having a predetermined thickness.
  • the measurement top plate 225 is positioned at the top of the load cell 240.
  • the measurement top plate 225 is configured in the form of a flat plate, on which the object to be measured is seated. That is, when the measurement object is seated on the measurement top plate 225, the measurement object presses the measurement top plate 225, and the measurement top plate 225 presses the load cell 240.
  • the load cell 240 measures the weight of the measurement object including the measurement top plate 225, and then subtracts the weight of the previously stored measurement top plate 225 to measure the weight of the measurement object.
  • the load cell 240 may measure the weight of the measured object by using the difference in weight before and after being placed on the upper end of the measurement upper plate 225.
  • the right distance measuring sensor 210b is positioned on the upper right side of the measurement upper plate 225 of the measuring device and senses a distance from the object to be measured.
  • the left distance measuring sensor 210a is located on the upper left side of the measurement upper plate 225 of the measuring device. In addition, as described above, the left distance measuring sensor 210a extends in the left direction from the upper left of the measurement upper plate. To this end, the left distance measuring sensor 210a is fixed to one side of the slide guide 245.
  • the slide guide 245 has a left distance measuring sensor 210a positioned at one side and moves from left to right and right to left in the measuring device.
  • the first position measuring sensor 250a senses whether the slide guide 245 is located at the first position.
  • the first position is a position where the slide guide is not extended, that is, the left distance measuring sensor 210a is not extended.
  • the second position measuring sensor 250b senses whether the slide guide 245 is located at the second position.
  • the second position is a position where the slide guide 245 is extended, that is, the left distance measuring sensor 210a is extended.
  • the measuring device determines whether the left distance measuring sensor 210 is extended by using information received from the first position measuring sensor 250a or the second position measuring sensor 250b.
  • the measuring device of the present invention can measure the volume of the measured object even when the length in the specific direction of the measured object is greater than the length in the corresponding direction of the measuring table (work table) by extending the left distance measuring sensor.
  • the detection sensor 255 detects the measurement object exposed to the outside of the side of the measurement top plate. As described above, only when the sensor 255 detects the object to be measured, the distance to the object to be measured is measured in a state in which the left distance measuring sensor 210a is extended. That is, in the state in which the sensor 255 does not detect the object to be measured, the distance to the object to be measured is not measured when the left distance sensor 210a is extended, and the left distance sensor 210a is not extended. Measure the distance from the object under test Of course, when the left distance measuring sensor 210a measures the distance to the object to be measured, the right distance measuring sensor also measures the distance to the object to be measured. Of course, the height measuring sensor and the depth measuring sensor may measure the distance to the object to be measured, regardless of whether the left and right distance measuring sensors are measured.
  • the measuring device of the present invention may further include a camera.
  • a camera is installed in the height measuring sensor or the connecting member, and the camera measures the upper part of the measurement object seated on the measuring top plate.
  • the camera photographs a sign attached to the upper part of the object to be measured.
  • the measuring device of the present invention can be installed in the camera other than the height measuring sensor or the connecting member.
  • the present invention relates to a volume and weight automatic measuring device, and relates to a volume and weight automatic measuring device for automatically measuring the volume and weight of the parcel or cargo.
  • the automatic volume and weight measurement apparatus and the method for receiving parcels using the same are provided in which a sensor for measuring a volume of a measurement object is normally positioned at the bottom of a measurement top plate on which the measurement object is seated. If you put on, there is an advantage that reduces the chance of hitting the sensor.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Length Measuring Devices By Optical Means (AREA)

Abstract

La présente invention concerne un appareil de mesure automatique de volume et de poids permettant de mesurer automatiquement le volume et le poids d'un colis ou d'une cargaison. À cet effet, l'appareil de mesure selon la présente invention comprend : une base ayant une forme de plaque plate et qui est positionnée sur le côté inférieur ; une plaque de mesure supérieure adoptant une forme de type plaque plate sur l'extrémité supérieure de la base ; un élément de liaison dont un côté vient en contact étroit avec la plaque de mesure supérieure et qui comprend un type de tige ayant une longueur prédéfinie ; un actionneur qui est poussé à l'intérieur de l'élément de liaison au moyen d'une pression depuis l'extérieur lorsqu'il est tiré à l'extérieur de l'élément de liaison ; un capteur de mesure de distance gauche/droite comprenant un capteur de mesure de distance côté gauche formé sur le côté gauche de la plaque de mesure supérieure et/ou un capteur de mesure de distance côté droit formé sur le côté droit de la plaque de mesure supérieure, le capteur de mesure de distance côté gauche et/ou le capteur de mesure de distance côté droit étant actionnés de sorte à être positionnés à une distance prédéfinie de la plaque de mesure supérieure ; et un capteur de détection formé sur le côté latéral de la base sur lequel est situé le capteur de mesure de distance positionné à une distance prédéfinie de la plaque de mesure supérieure.
PCT/KR2018/002874 2017-03-14 2018-03-12 Appareil automatique de mesure de volume et de poids Ceased WO2018169263A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2017-0031538 2017-03-14
KR1020170031538A KR101890726B1 (ko) 2017-03-14 2017-03-14 부피 및 중량 자동 측정 장치

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WO2018169263A1 true WO2018169263A1 (fr) 2018-09-20

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Publication number Priority date Publication date Assignee Title
KR102640510B1 (ko) 2022-05-20 2024-02-23 (재)한국나노기술원 아이 세이프 적외선 스마트 저울

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0579419U (ja) * 1992-03-26 1993-10-29 株式会社メトロール 長さトランスジューサ
US20020082802A1 (en) * 1989-09-01 2002-06-27 Stringer Bradley J. Object measuring and weighing apparatus and method for determining conveyance speed
KR20060040566A (ko) * 2005-12-26 2006-05-10 주식회사 리얼디바이스 체질량지수 신장체중계
JP2015068658A (ja) * 2013-09-27 2015-04-13 Ｎｅｃエンベデッドプロダクツ株式会社 計測装置
KR101701108B1 (ko) * 2015-09-16 2017-02-14 주식회사 웰텍 부피 및 중량 자동 측정 시스템

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101207275B1 (ko) 2010-08-19 2012-12-12 대한민국 무게 측정장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020082802A1 (en) * 1989-09-01 2002-06-27 Stringer Bradley J. Object measuring and weighing apparatus and method for determining conveyance speed
JPH0579419U (ja) * 1992-03-26 1993-10-29 株式会社メトロール 長さトランスジューサ
KR20060040566A (ko) * 2005-12-26 2006-05-10 주식회사 리얼디바이스 체질량지수 신장체중계
JP2015068658A (ja) * 2013-09-27 2015-04-13 Ｎｅｃエンベデッドプロダクツ株式会社 計測装置
KR101701108B1 (ko) * 2015-09-16 2017-02-14 주식회사 웰텍 부피 및 중량 자동 측정 시스템

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