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WO2020217525A1 - Dispositif de détection de liquide - Google Patents

Dispositif de détection de liquide Download PDF

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Publication number
WO2020217525A1
WO2020217525A1 PCT/JP2019/018135 JP2019018135W WO2020217525A1 WO 2020217525 A1 WO2020217525 A1 WO 2020217525A1 JP 2019018135 W JP2019018135 W JP 2019018135W WO 2020217525 A1 WO2020217525 A1 WO 2020217525A1
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WO
WIPO (PCT)
Prior art keywords
liquid material
discharge
container
unit
detection
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/JP2019/018135
Other languages
English (en)
Japanese (ja)
Inventor
素樹 ▲高▼田
基治 青木
小林　洋平
岡本　祐介
武則 岡村
一成 穴井
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.)
Shiseido Co Ltd
Original Assignee
Shiseido 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 Shiseido Co Ltd filed Critical Shiseido Co Ltd
Priority to JP2021515748A priority Critical patent/JP7749893B2/ja
Priority to PCT/JP2019/018135 priority patent/WO2020217525A1/fr
Priority to CN201980095667.5A priority patent/CN113710373A/zh
Publication of WO2020217525A1 publication Critical patent/WO2020217525A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
    • B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques

Definitions

  • the present invention relates to a liquid substance detection device.
  • Patent Document 1 a dispenser that automatically discharges and supplies cosmetics and the like stored in a storage tank is known.
  • One embodiment of the present invention aims to provide a liquid material discharge device capable of stably detecting that a liquid material has been discharged.
  • the disclosed liquid material detection device includes a detection unit for detecting the liquid material discharged by the liquid material discharge unit and a data processing unit, and the data processing unit discharges the liquid material from the liquid material discharge unit.
  • the presence or absence of discharge of the liquid material is determined by using the difference between the detection result detected by the detection unit in the absence state and the detection result detected by the detection unit in the state where the liquid material discharge unit discharges the liquid material. judge.
  • liquid material discharge device it is possible to stably detect that the liquid material has been discharged.
  • FIG. 1 is an overall configuration diagram of an example of the liquid material discharge system 1 according to the present embodiment.
  • the liquid material discharge system 1 includes a liquid material discharge device 100, an information processing terminal 200, and a server device 300.
  • the liquid material discharge device 100, the information processing terminal 200, and the server device 300 are connected via the network 400.
  • the liquid material discharge device 100 will be described later.
  • the information processing terminal 200 is, for example, a mobile terminal such as a smartphone or a tablet computer.
  • the information processing terminal 200 transmits user information and the like to the server device 300.
  • the server device 300 is an information processing device (computer) that performs processing as a server.
  • the server device 300 manages the user of the liquid material discharge device 100 and the state of the liquid material discharge device 100. Further, the server device 300 determines how to operate the liquid material discharge device 100 based on the user information and the like sent by the information processing terminal 200 and the weather information and the like that are open to the public.
  • the liquid material discharge device 100 receives information (operation information) about the operation of the liquid material discharge device 100 from the server device 300 via the network 400. Then, the liquid material discharge device 100 performs processing based on the received operation information. Further, the liquid material discharge device 100 transmits the processing result based on the received operation information to the server device 300. Then, the server device 300 updates the information about the state of the liquid material discharge device 100 and the like.
  • one liquid discharge device 100, an information processing terminal 200, and a server device 300 are connected to the network 400, but the number of each is not limited to the number in FIG.
  • a plurality of liquid material discharge devices 100 and an information processing terminal 200 may be connected to one server device 300.
  • the processing of the server device 300 may be distributed and the processing may be performed by a plurality of server devices 300.
  • the liquid material discharge device 100 may be operated independently without being connected to the network 400.
  • FIG. 2 is an overall view of an example of the liquid material discharge device 100 according to the present embodiment.
  • 2 (A) is a top view (plan view) of the liquid material discharge device 100
  • FIG. 2 (B) is a front view of the liquid material discharge device 100
  • FIG. 2 (C) is a side view of the liquid material discharge device 100. Is.
  • FIG. 2D is a perspective view of the liquid material discharge device 100.
  • the liquid material discharge device 100 includes an upper surface portion 101, an upper housing 102, a lower housing 103, and a bottom surface portion 104.
  • the liquid material discharge device 100 has a substantially cylindrical shape.
  • the lower housing 103 includes a manual insertion portion 105. Further, the lower housing 103 is provided with an extraction port 106 and a human body sensing sensor 107 at the upper part of the manual insertion portion 105.
  • the human body detection sensor 107 detects the hand.
  • the human body sensing sensor 107 detects a hand, the storage liquid (liquid) stored in the container 500, which will be described later, is discharged from the extraction port 106.
  • the liquid material discharge device 100 includes a container lid 108.
  • the container lid 108 is. It is provided so as to straddle the upper surface portion 101 and the upper housing 102. The user opens the container lid 108 and replaces the container 500, which will be described later, exposed from the opened portion of the container lid 108. Further, the liquid material discharge device 100 includes a button (switch) 109 on the upper surface portion 101. When the user presses the button 109, the operation of the liquid material discharge device 100 is started.
  • FIG. 3 is a perspective view of a container 500 as an example of the liquid material discharge device 100 according to the present embodiment.
  • the container 500 is a container for storing a liquid material (storage liquid) such as cosmetics such as milky lotion and serum.
  • a liquid material such as cosmetics such as milky lotion and serum.
  • a liquid material such as cosmetics such as milky lotion and serum.
  • the milky lotion for example, a plurality of types of milky lotion can be used for morning use and nighttime use.
  • the serum for example, a plurality of types of serums for antioxidant, anti-drying, stress reduction and the like can be used.
  • the container 500 of this embodiment includes a main body 510 and a lid 520.
  • a storage liquid (liquid) is stored in the main body 510.
  • the lid 520 is attached to the main body 510 by screwing or the like.
  • the lid 520 includes a flange 521, a push button (pressing member) 522, and a pipe 524. At the end of the pipe 524 on the opposite side of the push button 522, a discharge port 526 for discharging the stored liquid (liquid material) is provided.
  • the push button 522 is pressed, the liquid material (storage liquid) in the container 500 is discharged.
  • the main body 510 of the container 500 is an example of a storage unit. Further, the push button 522 of the lid 520 causes the container 500 to function as a push pump.
  • the container 500 is provided with an RFID tag 550 on the bottom surface of the main body 510.
  • the RFID tag 550 stores a unique identifier attached to each container 500, information on the product type of the liquid (storage liquid) stored in the container 500, the expiration date of the liquid, the remaining amount, and the like.
  • the expiration date and usage amount of the liquid material (storage liquid) stored in the container 500 can be managed, the container 500 can be prevented from being inserted incorrectly, the counterfeit product can be prevented from being distributed, the container 500 and the container 500 can be used. It is possible to ensure the traceability of the liquid material (storage liquid) stored in the container 500.
  • the means for recording the information of the container 500 is not limited to the RFID tag.
  • a barcode or the like may be used.
  • the container 500 of the present embodiment is stored in the container storage unit 120 of the rotary table 110 of the liquid material discharge device 100 described later so that the push button 522 is on the bottom. Specifically, the container 500 is stored in the container storage unit 120 by being inserted into the container storage unit 120 in the direction of the arrow I.
  • FIG. 4 is a diagram showing a state in which the container 500 is not stored in the container storage unit 120.
  • FIG. 5 is a diagram showing a state in which the container 500 is stored in the container storage unit 120.
  • the liquid material discharge device 100 of the present embodiment includes a rotary table 110 inside the upper housing 102 and above the lower housing 103.
  • the rotary table 110 rotates about the rotation shaft 112 in the direction of arrow A or in the direction opposite to the arrow A relative to the upper housing 102 and the lower housing 103.
  • the container 500 is rotationally moved by using the rotary table 110, but the moving method is not limited to rotation.
  • a moving table in which the container storage unit 120 moves horizontally on a straight line may be used. In this way, the rotary table 110 is movable relative to the upper housing 102 and the lower housing 103.
  • the rotary table 110 is an example of a moving table.
  • the rotary table 110 includes a container storage unit 120 for storing the container 500.
  • the container storage portions 120 are arranged at equal intervals in the circumferential direction of the circumference centered on the rotation shaft 112.
  • the rotary table 110 of the present embodiment includes container storage portions 120 at a total of five locations.
  • Each container storage unit 120 is represented as a container storage unit 121, 122, 123, 124, 125.
  • the container 501 is stored in the container storage unit 121.
  • the containers 502, 503, 504, and 505 are stored in the container storage units 122, 123, 124, and 125, respectively.
  • the specific container 500 is stored in each container storage unit 120, but any container 500 can be stored in each container storage unit 120.
  • the pipe 524 of the container 500 stored in the container storage unit 120 is stored so as to be outside the container storage unit 120 with respect to the rotation shaft 112 of the rotary table 110.
  • the container storage unit 120 of the rotary table 110 has a fixed structure (not shown) for fixing the container 500.
  • the container 500 is fixed by a fixed structure so as not to move in the vertical upward direction of FIG. 5 when it is stored in the container storage unit 120.
  • Each container 500 rotates with respect to the upper housing 102 and the lower housing 103 as the rotary table 110 rotates.
  • FIG. 6 is a top view showing an internal configuration of an example of the liquid material discharge device 100 according to the present embodiment.
  • FIG. 6 is a view of the rotary table 110 in a state where the container 500 is stored in the container storage unit 120 as viewed from above.
  • FIG. 6A shows a state in which the container 500 (container 501) is located above the extraction port 106.
  • FIG. 6A is a view of the liquid material discharge device 100 of FIG. 5 as viewed from above.
  • the position of the container 501 above the extraction port 106 is referred to as the discharge position PosA.
  • the container 500 can be housed in a total of five container storage units 120. Therefore, the rotary table 110 rotates 72 ° around the rotation shaft 112 to rotate the containers 501, 502, 503. , 504, 505 will sequentially come to the position of the discharge position PosA.
  • FIG. 6B shows a state in which the rotary table 110 is rotated 36 degrees in the direction of arrow A from the state shown in FIG. 6A.
  • FIG. 6B shows a state in which the intermediate portion between the container 501 and the container 502 is located above the extraction port 106.
  • the position opposite to the discharge position PosA with respect to the rotation shaft 112 (the position of the container 504 in FIG. 6B) is referred to as a replacement position PosB.
  • the container 504 (500) also rotates by 36 ° to reach the PosB position.
  • the container lid 108 is opened, the container 500 at the exchange position PosB is exposed to the outside. The user can replace the container 500 at the replacement position PosB with another container 500.
  • each container 501 to 505 is sequentially discharged at the discharge position PosA or the replacement position PosB.
  • the discharge position PosA and the replacement position PosB are different in position in a plan view (top view).
  • FIG. 7 is a perspective view showing details of a discharge mechanism 130 of an example of the liquid material discharge device 100 according to the present embodiment.
  • the liquid material discharge device 100 includes a discharge mechanism 130 at a position corresponding to the discharge position PosA of the rotary table 110.
  • the discharge mechanism 130 according to the present embodiment includes a discharge motor 131, a speed reducer 132, a cam 133, a sliding member 134, and a fixing member 135.
  • the rotating shaft of the discharge motor 131 is connected to the speed reducer 132.
  • the speed reducer 132 is connected to the cam 133.
  • the speed reducer 132 decelerates the rotation of the discharge motor 131 to rotate the cam 133.
  • the cam 133 is a substantially fan-shaped eccentric cam.
  • the cam 133 is inserted into the recess 1341 provided on the surface of the sliding member 134 on the speed reducer 132 side.
  • the fixing member 135 is a member that fixes the sliding member 134 while holding the sliding member 134 so as to slide up and down.
  • the rotary table 110 moves the container 500 to the discharge position PosA.
  • the position of the push button 522 of the container 500 at the discharge position PosA and the position of the tip portion 136 of the sliding member 134 coincide with each other in the top view.
  • the tip 136 of the sliding member 134 comes into contact with the push button 522 of the container 500, and the push button 522 of the container 500 is moved to the main body 510 of the container 500. Press in the direction.
  • the main body 510 and the lid 520 of the container 500 are fixed by a fixing structure (not shown) so as not to move.
  • the storage liquid (discharge liquid) stored in the container 500 is discharged.
  • the liquid material discharge device 100 controls the amount of the stored liquid (discharge liquid) by the number of times the push button 522 is pressed.
  • the container 500 is an example of a liquid material discharge unit.
  • FIG. 8 is a functional block diagram of an example of the liquid material discharge device 100 according to the present embodiment.
  • the liquid material discharge device 100 includes a control device 140.
  • the control device 140 controls the operation of the liquid material discharge device 100.
  • the control device 140 includes a device control unit 141, a communication control unit 142, a rotation control unit 143, a discharge control unit 144, a position detection unit 145, a discharge detection unit 146, an input / output unit 147, and an RFID control unit 148.
  • the device control unit 141 controls the entire device.
  • the communication control unit 142 controls communication between the liquid material discharge device 100 and the information processing terminal 200 or the server device 300.
  • the communication control unit 142 controls the communication unit 180 provided in the liquid material discharge device 100.
  • the communication unit 180 communicates with the information processing terminal 200 and the server device 300 via the network 400 under the control of the communication control unit 142.
  • the communication by the communication unit 180 is performed by, for example, short-range communication such as Bluetooth (registered trademark), communication by wireless LAN (Local Area Network), mobile communication such as LTE (Long Term Evolution), or the like.
  • the rotation control unit 143 controls the rotation of the rotary table 110.
  • the rotary table 110 is connected to the rotary motor 113.
  • the rotation control unit 143 controls the rotation of the rotary table 110 by controlling the rotation of the rotation motor 113.
  • the discharge control unit 144 controls the discharge of the liquid material (stored liquid).
  • the discharge control unit 144 controls the discharge of the liquid material (stored liquid) by controlling the rotation of the discharge motor 131 of the discharge mechanism 130.
  • the position detection unit 145 detects whether or not the predetermined container 500 is at a predetermined position, for example, the discharge position PosA or the replacement position PosB.
  • the position detection unit 145 detects the position of the predetermined container 500 from the detection result of the position detection device 150 provided in the liquid material discharge device 100.
  • the discharge detection unit 146 detects whether or not the liquid material (storage liquid) has been discharged from the container 500 at the discharge position PosA.
  • the discharge detection unit 146 detects whether or not the liquid material (stored liquid) has been discharged from the detection result of the discharge detection device 160 provided in the liquid material discharge device 100.
  • the input / output unit 147 accepts input from the user and outputs information to the user.
  • the input / output unit 147 detects the pressing of the button 109 and accepts the input from the user. Further, the input / output unit 147 controls the LED drive unit 170 to control the light emission of the LED provided in the liquid material discharge device 100, and outputs information to the user.
  • the RFID control unit 148 controls the input and output of the information recorded on the RFID tag 550 of the container 500.
  • the RFID control unit 148 controls the RFID reader / writer 190 provided in the liquid substance discharge device 100 to read information from the RFID tag 550 of the container 500 and write information to the RFID tag 550.
  • Each function of the control device 140 is realized by operating a CPU (Central Processing Unit) by a program that is readable and stored in a storage device (not shown). For example, each of these functions is realized by the collaboration of hardware and software in a microcomputer including a CPU. Further, the control device 140 may be divided into a plurality of processing devices, or another function may be incorporated into the control device 140.
  • a CPU Central Processing Unit
  • the server device 300 discharges the liquid material used by the user from personal information such as the user's age, skin characteristics, and skin condition, environmental information such as temperature, humidity, and weather on the day of use, and time information.
  • the type and amount of the liquid material discharged from the device 100 are determined.
  • the button (switch) 109 of the liquid material discharge device 100 the liquid material discharge device 100 is sent to the server device 300, and the server device 300 provides information on the type and amount of the liquid material to be discharged (discharge liquid information). ) Is transmitted to the liquid material discharge device 100.
  • the liquid material discharge device 100 discharges one or a plurality of types of liquid material corresponding to the container 500 housed in the liquid material discharge device 100. ..
  • the liquid material discharge device 100 discharges each liquid material based on the amount of discharge liquid information.
  • the device control unit 141 of the liquid material discharge device 100 determines which container in the containers 500 (501, 502, 503, 504, 505) housed in the liquid material discharge device 100. Specify whether to discharge 500 liquids. Then, the device control unit 141 calculates how much the liquid material should be discharged from the specified discharge container 500, that is, how many times the push button 522 is pressed.
  • the device control unit 141 rotates the container storage unit 120 of the container 500 in which the liquid material is to be discharged to the discharge position PosA by controlling the rotation control unit 143. Move. Next, the device control unit 141 controls the discharge control unit 144 and presses the push button 522 of the container 500 a calculated number of times to discharge the liquid material.
  • FIG. 9 is an enlarged view of the discharge detection device 160 portion of the liquid material discharge device 100.
  • FIG. 10 is a functional block diagram of a discharge detection device of an example of the liquid material discharge device according to the present embodiment.
  • the discharge detection device 160 includes three sets of sensors 161, 162, 163, a plate 164 on which the sensors 161, 162, and 163 are placed, a cam plate 165 for moving the plate 164, and a discharge detection device control unit 166. Be prepared.
  • a plurality of sensors 161, 162, and 163 of the discharge detection device 160 of the present embodiment are provided side by side in a direction intersecting the direction (discharge direction) in which the liquid material is discharged from the discharge port 526 of the container 500.
  • the sensor 161 includes a light emitting unit 1611 and a light receiving unit 1612.
  • the light emitting unit 1611 includes a light emitting element.
  • the light emitting element is, for example, a light emitting diode.
  • the light emitting unit 1611 emits the light emitted by the light emitting element toward the light receiving unit 1612.
  • the light receiving unit 1612 includes a light receiving element.
  • the light receiving element is, for example, a photodiode.
  • the light receiving unit 1612 receives the light emitted from the light emitting unit 1611 by the light receiving element.
  • the region where the light propagates between the light emitting unit 1611 and the light receiving unit 1612 is the sensor detection range of the sensor 161.
  • the light emitted by the light emitting unit 1611 is light having a wavelength that is absorbed or reflected by the liquid material. Therefore, when there is a liquid material in the sensor detection range between the light emitting unit 1611 and the light receiving unit 1612, the light emitted from the light emitting unit 1611 is blocked by the liquid material, so that the amount of light received by the light receiving unit 1612 decreases. To do. In this way, it is possible to detect whether or not the liquid material is discharged into the sensor detection range depending on whether or not the light is reduced.
  • the sensors 162 and 163 are the same sensors as the sensor 161. That is, the sensors 162 and 163 include light emitting units 1621 and 1631 and light receiving units 1622 and 1632, respectively. The operations of the sensors 162 and 163 are the same as those of the sensor 161.
  • the plate 164 includes a light emitting portion mounting portion 1641, a light receiving portion mounting portion 1642, and an opening portion 1643.
  • the light emitting units 1611, 1621, 1631 of the sensors 161, 162, and 163 are arranged on the light emitting unit mounting unit 1641.
  • the light receiving portions 1612, 1622, 1632 of the sensors 161, 162, and 163 are arranged on the light receiving portion mounting portion 1642.
  • the light emitting portion mounting portion 1641 and the light receiving portion mounting portion 1642 are arranged so as to sandwich the opening 1643. In this way, the upper part of the opening 1643 of the plate 164 becomes the sensor detection range of each of the sensors 161 and 162, 163.
  • the liquid material discharged from the discharge port 526 of the container 500 passes through the opening 1643 and is discharged from the extraction port 106.
  • the place where the sensor is mounted on the plate 164 is changed between the light emitting portion and the light receiving portion of the sensor, such as the light emitting portion mounting portion 1641 and the light receiving portion mounting portion 1642, but the sensor detection of the sensor If the sensor is placed so that the region is above the opening 1643, the arrangement of the light receiving portion and the light emitting portion may be changed.
  • the light emitting part, the light receiving part, and the light emitting part of the sensor may be arranged in order on one side of the opening 1643, and the corresponding light receiving part, the light emitting part, and the light receiving part of the sensor may be arranged in order on the other side.
  • the cam plate 165 includes an inclined groove 1651 formed in an oblique direction and a lateral groove 1652 formed in a lateral direction.
  • a protrusion 1342 protruding from the sliding member 134 of the discharge mechanism 130 is fitted in the inclined groove 1651.
  • a protrusion 1351 protruding from the fixing member 135 of the discharge mechanism 130 is fitted in the lateral groove 1652. Further, the upper portion of the cam plate 165 is held by a holding member 1352 protruding from the fixing member 135 of the discharge mechanism 130 so as not to move upward.
  • the sliding member 134 of the discharge mechanism 130 slides upward.
  • the protrusion 1342 of the sliding member 134 moves upward. Since the protrusion 1342 is fitted in the inclined groove 1651 of the cam plate 165, when the protrusion 1342 moves upward, it moves along the inclined groove 1651 of the cam plate 165.
  • the movement of the cam plate 165 in the vertical direction is restricted by the protrusion 1351 of the fixing member 135 and the holding member 1352 fitted in the lateral groove 1652.
  • the cam plate 165 moves in the lateral direction, that is, in the direction intersecting the discharge direction of the liquid material, by moving along the inclined groove 1651 of the cam plate 165. Then, the plate 164 moves in the lateral direction, that is, in the direction intersecting the discharge direction of the liquid material.
  • the sensors 161, 162, and 163 provided on the plate 164 intersect the lateral direction, that is, the direction in which the liquid material is discharged from the discharge port 526 of the container 500 (discharge direction).
  • the sensors 161, 162, and 163 move in the same direction as they are lined up.
  • the cam plate 165 and the discharge mechanism 130 are examples of the detection unit moving unit. Further, the discharge detection device 160 is an example of a liquid matter detection device.
  • the discharge detection device 160 of the present embodiment is a discharge mechanism 130 that discharges the liquid material from the container 500, specifically, a sliding member 134 that presses the push button 522 of the container 500 to discharge the liquid material. And the plate 164 are interlocked with each other.
  • the discharge detection device control unit 166 controls the discharge detection device 160.
  • the discharge detection device control unit 166 includes an overall control unit 1661, a light emission control unit 1662, a data acquisition unit 1663, a data processing unit 1664, and a storage unit 1665.
  • the overall control unit 1661 controls the entire discharge detection device control unit 166.
  • the light emission control unit 1662 controls light emission to the light emitting units 1611, 1621, 1631 of the sensors 161, 162, and 163, respectively.
  • the data acquisition unit 1663 acquires data on the intensity of the received light from the light receiving units 1612, 1622, 1632 of the sensors 161, 162, and 163, respectively.
  • the data processing unit 1664 processes the intensity data of the light receiving units 1612, 1622, 1632 acquired by the data acquisition unit 1663, and determines whether or not the liquid material discharged from the discharge port 526 of the container 500 is discharged.
  • the storage unit 1665 stores data and the like.
  • the storage unit 1665 stores, for example, the intensity data of the light receiving units 1612, 1622, 1632 acquired by the data acquisition unit 1663.
  • the stains on the light emitting parts 1611, 1621, 1631 and the light receiving parts 1612, 1622, 1632 include, for example, dirt on the hands and dirt due to adhesion of dust in the air, in addition to the liquid material. , The dirt of the liquid material will be described.
  • FIG. 11 shows the data acquisition unit 1663 when there is no liquid matter attached to the light emitting parts 1611, 1621, 1631 and the light receiving parts 1612, 1622, 1632 of the sensors 161, 162, 163, that is, when the liquid material is not contaminated. It is the data of the acquired detection signal.
  • the data (baseline) acquired by the data acquisition unit 1663 when no liquid material is discharged from the discharge port 526 of the container 500 becomes the threshold value.
  • the value is sufficiently small. Therefore, if the threshold value processing is performed at the threshold value, it is possible to detect the presence or absence of the liquid material discharged from the discharge port 526 of the container 500.
  • FIG. 12 shows the data acquisition unit 1663 when the light emitting units 1611, 1621, 1631 and the light receiving units 1612, 1622, 1632 of the sensors 161, 162, 163 have liquid material attached, that is, when the liquid material is dirty. This is the acquired data.
  • the data (baseline) acquired by the data acquisition unit 1663 when the liquid material is not discharged from the discharge port 526 of the container 500 is from the threshold value. It is a large value. Therefore, if the threshold value processing is performed using the threshold value when the liquid material is not attached to the sensors 161, 162, and 163, even if the liquid material is not discharged from the discharge port 526 of the container 500, the liquid material is not discharged. It is erroneously detected that the liquid material is discharged from the discharge port 526 of the container 500.
  • the discharge detection device 160 of the present embodiment even if liquid matter adheres to the sensors 161, 162, and 163, processing is performed so that it can be detected normally. The processing of the discharge detection device 160 will be described.
  • FIG. 13 is a flowchart of a first processing example of the liquid material discharge device 100 of the present embodiment.
  • the threshold value of the threshold value processing is changed.
  • the liquid material discharge device 100 of the present embodiment first performs the discharge detection process in a state where the liquid material is not discharged from the discharge port 526 of the container 500 (blank shot state).
  • the control device 140 of the liquid material discharge device 100 controls the discharge control unit 144 to stop the operation of the discharge mechanism 130.
  • the overall control unit 1661 instructs the light emission control unit 1662 to make the light emitting units 1611, 1621, 1631 emit light.
  • the light emission control unit 1662 causes the light emitting units 1611, 1621, and 1631 to emit light.
  • the light emitting units 1611, 1621, 1631 emit light and emit light toward the light receiving units 1612, 1622, 1632.
  • the light receiving units 1612, 1622, 1632 receive the light emitted by the corresponding light emitting units 1611, 1621, 1631, and output the received detection signal to the data acquisition unit 1663.
  • the data acquisition unit 1663 acquires the detection signals of the light receiving units 1612, 1622, 1632 and outputs them to the data processing unit 1664.
  • Step S120> The liquid material discharge device 100 of the present embodiment then calculates a threshold value for detecting the discharge.
  • the data processing unit 1664 calculates the baseline, which is the strength of the detection signal when there is no discharge of the liquid material, from the result detected in step S110. Since no liquid material is discharged in step S110, the detection result in step S110 becomes the baseline.
  • the threshold value is a value offset by a certain intensity with respect to the baseline.
  • the liquid material discharge device 100 of the present embodiment performs the discharge detection process in a state where the liquid material is discharged from the discharge port 526 of the container 500.
  • the control device 140 of the liquid material discharge device 100 controls the discharge control unit 144 to operate the discharge mechanism 130 to discharge the liquid material from the discharge port 526 of the container 500.
  • the overall control unit 1661 instructs the light emission control unit 1662 to make the light emitting units 1611, 1621, 1631 emit light in accordance with the timing of discharging the liquid material.
  • the light emission control unit 1662 causes the light emitting units 1611, 1621, and 1631 to emit light.
  • the light emitting units 1611, 1621, 1631 emit light and emit light toward the light receiving units 1612, 1622, 1632.
  • the light receiving units 1612, 1622, 1632 receive the light emitted by the corresponding light emitting units 1611, 1621, 1631, and output the received detection signal to the data acquisition unit 1663.
  • the data acquisition unit 1663 acquires the detection signals of the light receiving units 1612, 1622, 1632 and outputs them to the data processing unit 1664.
  • the data processing unit 1664 performs threshold value processing on the detection signals of the light receiving units 1612, 1622, 1632 using the threshold value calculated in step S120, and detects the presence or absence of discharge of the liquid material.
  • FIG. 14 is a flowchart of a second processing example of the liquid material discharge device 100 of the present embodiment.
  • the treatment is performed using the difference between the case where the liquid material is discharged and the case where the liquid material is not discharged.
  • the liquid material discharge device 100 of the present embodiment first performs the discharge detection process in a state where the liquid material is not discharged from the discharge port 526 of the container 500 (blank shot state).
  • the control device 140 of the liquid material discharge device 100 controls the discharge control unit 144 to stop the operation of the discharge mechanism 130.
  • the overall control unit 1661 instructs the light emission control unit 1662 to make the light emitting units 1611, 1621, 1631 emit light.
  • the light emission control unit 1662 causes the light emitting units 1611, 1621, and 1631 to emit light.
  • the light emitting units 1611, 1621, 1631 emit light and emit light toward the light receiving units 1612, 1622, 1632.
  • the light receiving units 1612, 1622, 1632 receive the light emitted by the corresponding light emitting units 1611, 1621, 1631, and output the received detection signal to the data acquisition unit 1663.
  • the data acquisition unit 1663 acquires the detection signals of the light receiving units 1612, 1622, 1632 and outputs them to the data processing unit 1664.
  • the liquid material discharge device 100 of the present embodiment stores the detection signals of the light receiving units 1612, 1622, 1632.
  • the data processing unit 1664 stores the detection signals of the light receiving units 1612, 1622, 1632 detected in step S210 in the storage unit 1665.
  • the liquid material discharge device 100 of the present embodiment performs the discharge detection process in a state where the liquid material is discharged from the discharge port 526 of the container 500.
  • the control device 140 of the liquid material discharge device 100 controls the discharge control unit 144 to operate the discharge mechanism 130 to discharge the liquid material from the discharge port 526 of the container 500.
  • the overall control unit 1661 instructs the light emission control unit 1662 to make the light emitting units 1611, 1621, 1631 emit light in accordance with the timing of discharging the liquid material.
  • the light emission control unit 1662 causes the light emitting units 1611, 1621, and 1631 to emit light.
  • the light emitting units 1611, 1621, 1631 emit light and emit light toward the light receiving units 1612, 1622, 1632.
  • the light receiving units 1612, 1622, 1632 receive the light emitted by the corresponding light emitting units 1611, 1621, 1631, and output the received detection signal to the data acquisition unit 1663.
  • the data acquisition unit 1663 acquires the detection signals of the light receiving units 1612, 1622, 1632 and outputs them to the data processing unit 1664.
  • the data processing unit 1664 detects the detection signals of the light receiving units 1612, 1622, 1632 and the light receiving units 1612, 1622, 1632 in a state where the liquid material stored in the storage unit 1665 is not discharged (blank shot state). Calculate the difference from the signal.
  • the discharge of the liquid material is detected.
  • the detection may be performed by performing threshold processing on the maximum value of the difference.
  • FIG. 15 is a flowchart of a third processing example of the liquid material discharge device 100 of the present embodiment.
  • the processing is performed by further integrating the difference between the case where the liquid material is discharged and the case where the liquid material is not discharged.
  • the sensors 161, 162, and 163 move (scan) in a direction intersecting the discharge direction (discharge direction) of the liquid material.
  • the baseline value may differ depending on where it is moved.
  • FIG. 16 shows the detection result by any one of the sensors 161, 162, and 163 (for example, the sensor 161) of the liquid material discharge device 100 of the present embodiment.
  • FIG. 16A shows the detection result in a state where the liquid material is not discharged from the discharge port 526 of the container 500 (a state of blank shot). From the result of FIG. 16A, it is presumed that there is dirt such as adhesion of liquid material near the center because the detection signal is large near the center when one scan is performed. An example of processing when the degree of dirt differs depending on such a place will be described.
  • the liquid material discharge device 100 of the present embodiment first performs the discharge detection process in a state where the liquid material is not discharged from the discharge port 526 of the container 500 (blank shot state).
  • the control device 140 of the liquid material discharge device 100 controls the rotation control unit 143 and the discharge control unit 144 so as to prevent the liquid material from being discharged from the discharge port 526 of the container 500 while scanning the sensors 161, 162, and 163. To do. Specifically, when the container 500 is at a position other than the discharge position PosA, the discharge control unit 144 is controlled to perform the discharge operation. In the liquid material discharge device 100 of the present embodiment, the liquid discharge and the movement of the sensor are linked. Therefore, by performing the discharge operation when the container 500 is at a position other than the discharge position PosA, the sensor can be moved while preventing the liquid material from being discharged from the discharge port 526 of the container 500.
  • the overall control unit 1661 instructs the light emission control unit 1662 to make the light emitting units 1611, 1621, 1631 emit light.
  • the light emission control unit 1662 causes the light emitting units 1611, 1621, and 1631 to emit light.
  • the light emitting units 1611, 1621, 1631 emit light and emit light toward the light receiving units 1612, 1622, 1632.
  • the light receiving units 1612, 1622, 1632 receive the light emitted by the corresponding light emitting units 1611, 1621, 1631, and output the received detection signal to the data acquisition unit 1663.
  • the data acquisition unit 1663 acquires the detection signals of the light receiving units 1612, 1622, 1632 and outputs them to the data processing unit 1664.
  • the liquid material discharge device 100 of the present embodiment stores the detection signals of the light receiving units 1612, 1622, 1632.
  • the data processing unit 1664 stores the detection signals of the light receiving units 1612, 1622, 1632 detected in step S310 in the storage unit 1665.
  • the liquid material discharge device 100 of the present embodiment performs the discharge detection process in a state where the liquid material is discharged from the discharge port 526 of the container 500.
  • the control device 140 of the liquid material discharge device 100 controls the discharge control unit 144 to operate the discharge mechanism 130 to discharge the liquid material from the discharge port 526 of the container 500.
  • the overall control unit 1661 instructs the light emission control unit 1662 to make the light emitting units 1611, 1621, 1631 emit light in accordance with the timing of discharging the liquid material.
  • the light emission control unit 1662 causes the light emitting units 1611, 1621, and 1631 to emit light.
  • the light emitting units 1611, 1621, 1631 emit light and emit light toward the light receiving units 1612, 1622, 1632.
  • the light receiving units 1612, 1622, 1632 receive the light emitted by the corresponding light emitting units 1611, 1621, 1631, and output the received detection signal to the data acquisition unit 1663.
  • the data acquisition unit 1663 acquires the detection signals of the light receiving units 1612, 1622, 1632 and outputs them to the data processing unit 1664.
  • the data processing unit 1664 detects the detection signals of the light receiving units 1612, 1622, 1632 and the light receiving units 1612, 1622, 1632 in a state where the liquid material stored in the storage unit 1665 is not discharged (blank shot state). Calculate the difference from the signal.
  • FIG. 16B shows the detection result in a state where the liquid material is discharged from the discharge port 526 of the container 500.
  • the shaded area is the area where the detection signal is increased by the liquid material.
  • the discharge is detected by integrating the shaded portions.
  • the sensors 161, 162, and 163 are examples of the detection unit.
  • the discharge of the liquid material can be detected by integrating the value obtained by obtaining the difference.
  • the server device 300 manages the state of the liquid material discharge device 100. For example, the remaining amount of the liquid material stored in the container 500 of the liquid material discharge device 100 is managed.
  • the discharge detection device 160 of the present embodiment it is possible to accurately manage the remaining amount by detecting that the liquid material has been discharged.
  • the number of sensors in the discharge detection device 160 is not limited to three.
  • the number of sensors in the discharge detection device 160 may be two or four or more.
  • the sensor portion of the liquid material detection device 160 may be instructed to be cleaned, or the liquid material discharge device 100 may be instructed to be maintained. Further, in the third processing example, even when there is almost no difference between the detection results of FIGS. 16A and 16B, the sensor portion of the liquid matter detection device 160 is instructed to be cleaned or the liquid is liquid. You may instruct the body discharge device 100 to be maintained.
  • Discharge mechanism 160 Discharge detection device 161 Sensor 162 Sensor 163 Sensor 164 Plate 165 Cam plate 500 Container 1664 Data processing unit

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Abstract

La présente invention concerne un dispositif de détection de liquide (160) qui est pourvu d'unités de détection (161, 162, 163) qui détectent un liquide évacué depuis une unité d'évacuation de liquide, et une unité de traitement de données (1664), l'unité de traitement de données déterminant si un liquide a été évacué ou non au moyen de la différence entre les résultats de détection de l'unité de détection dans un état dans lequel l'unité d'évacuation de liquide n'évacue pas un liquide et les résultats de détection de l'unité de détection dans un état dans lequel l'unité d'évacuation de liquide évacue un liquide.
PCT/JP2019/018135 2019-04-26 2019-04-26 Dispositif de détection de liquide Ceased WO2020217525A1 (fr)

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JP2021515748A JP7749893B2 (ja) 2019-04-26 2019-04-26 液状体検出装置
PCT/JP2019/018135 WO2020217525A1 (fr) 2019-04-26 2019-04-26 Dispositif de détection de liquide
CN201980095667.5A CN113710373A (zh) 2019-04-26 2019-04-26 液状体检测装置

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PCT/JP2019/018135 WO2020217525A1 (fr) 2019-04-26 2019-04-26 Dispositif de détection de liquide

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