TWI825251B - A vacuum conveying apparatus with a wheel and optical inspection apparatus, method - Google Patents

A vacuum conveying apparatus with a wheel and optical inspection apparatus, method Download PDF

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TWI825251B
TWI825251B TW108147023A TW108147023A TWI825251B TW I825251 B TWI825251 B TW I825251B TW 108147023 A TW108147023 A TW 108147023A TW 108147023 A TW108147023 A TW 108147023A TW I825251 B TWI825251 B TW I825251B
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conveyor belt
workpiece
roller
vacuum
vacuum adsorption
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TW108147023A
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TW202124245A (en
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鄒嘉駿
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由田新技股份有限公司
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Priority to CN202011051552.7A priority patent/CN113003178A/en
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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
    • B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/52—Devices for transferring articles or materials between conveyors i.e. discharging or feeding devices
    • 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
    • B65G43/00—Control devices, e.g. for safety, warning or fault-correcting
    • B65G43/08—Control devices operated by article or material being fed, conveyed or discharged
    • 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
    • B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
    • B65G47/90—Devices for picking-up and depositing articles or materials
    • B65G47/91—Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers
    • B65G47/912—Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers provided with drive systems with rectilinear movements only
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G01N21/892—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the flaw, defect or object feature examined

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Delivering By Means Of Belts And Rollers (AREA)

Abstract

The invention provides a vacuum conveying apparatus with a suction wheel, comprising a first conveyor, a second conveyor, and a vacuum suction wheel. The first and second conveyor is used for placing and transporting the workpieces. A space is provided for setting the vacuum suction wheel between the first and second conveyor belt. The vacuum suction wheel includes a rotating roller, and a vacuum device connecting to the rotating roller. The vacuum device provides a negative pressure to the rotating roller’s surface for producing a vacuum suction.

Description

具有吸附滾輪的真空輸送設備、以及其光學檢測設備、方法 Vacuum conveying equipment with adsorption rollers, and optical detection equipment and methods thereof

本發明係有關於一種輸送設備及其光學檢測設備、以及光學檢測方法，特別是指一種具有吸附滾輪的真空輸送設備、以及其光學檢測設備、方法。 The present invention relates to a conveying equipment and its optical detection equipment and optical detection method, in particular to a vacuum conveying equipment with adsorption rollers and its optical detection equipment and method.

於自動化製程中，會利用移載設備進行工件的移載，將工件由一平台移動至另一平台，藉以進行各種檢測或檢測後的分類作業。一般移載設備主要可以分為能夠主動升降並夾持工件的XYZ載台、或透過夾持件取放工件的多軸機械手臂。 In the automated process, transfer equipment is used to transfer workpieces from one platform to another for various inspections or post-inspection classification operations. Generally, transfer equipment can be mainly divided into XYZ stages that can actively lift and clamp workpieces, or multi-axis robotic arms that pick up and place workpieces through clamping parts.

習知技術的移載設備在移載工件的過程中，必須提供移載設備復歸至初始位置的時間，然而，每一次的復歸時間都會影響整個產線的運作速度，也無法充分發揮移載設備的作用，在單線作業的流程中，如果有一個環節的運作速度出現停滯或造成工作不連續的狀況，將會拖累整個產線的運作速度，即便可以透過調整移載設備本身的運作速度，藉以縮減所需要的復歸時間，但仍無法完全克服平台與平台之間運作不流暢的問題，並且無法有效解決因產線停滯或工作不連續而造成產出效率不彰的問 題，使產線效率難以提升。 The conventional transfer equipment must provide time for the transfer equipment to return to its initial position during the process of transferring workpieces. However, each return time will affect the operation speed of the entire production line and cannot fully utilize the transfer equipment. The role of It reduces the required recovery time, but it still cannot completely overcome the problem of unsmooth operations between platforms, and it cannot effectively solve the problem of poor output efficiency caused by production line stagnation or discontinuous work. problems, making it difficult to improve production line efficiency.

本發明的主要目的在於提供一種具有吸附滾輪的真空輸送設備，包括一第一輸送帶與一第二輸送帶、以及一真空吸附滾輪。該第一輸送帶與該一第二輸送帶用以承載其上載置的一工件，其中該第一輸送帶與該第二輸送帶之間係具有一間隔空間。該真空吸附滾輪係設置於該間隔空間上方，該真空吸附滾輪包括一旋轉輥與連接至該旋轉輥的一抽真空裝置，其中該抽真空裝置係提供負壓至該旋轉輥的表面藉以於該旋轉輥的表面上形成真空吸附力。 The main purpose of the present invention is to provide a vacuum conveying equipment with an adsorption roller, which includes a first conveyor belt, a second conveyor belt, and a vacuum adsorption roller. The first conveyor belt and the second conveyor belt are used to carry a workpiece placed thereon, wherein there is a separation space between the first conveyor belt and the second conveyor belt. The vacuum adsorption roller is disposed above the separation space. The vacuum adsorption roller includes a rotating roller and a vacuum device connected to the rotating roller, wherein the vacuum device provides negative pressure to the surface of the rotating roller so as to A vacuum adsorption force is formed on the surface of the rotating roller.

本發明另提供一種利用所述的真空輸送設備的光學檢測設備，包括一第一影像擷取裝置、一第二影像擷取裝置、以及一檢測裝置。該第一影像擷取裝置係設置於該第一輸送帶上方，以拍攝置放於該第一輸送帶上的該工件的一側。該第二影像擷取裝置係設置於該間隔空間的一側，並相對於該真空吸附滾輪，以拍攝吸附於該真空吸附滾輪上的該工件的相對側。該檢測裝置接收並分析自該第一影像擷取裝置或該第二影像擷取裝置所取得的該工件的一側或相對側的影像。 The present invention also provides an optical detection equipment using the vacuum conveying equipment, including a first image capture device, a second image capture device, and a detection device. The first image capturing device is disposed above the first conveyor belt to capture one side of the workpiece placed on the first conveyor belt. The second image capturing device is disposed on one side of the separation space and is relative to the vacuum adsorption roller to capture the opposite side of the workpiece adsorbed on the vacuum adsorption roller. The detection device receives and analyzes the image of one side or the opposite side of the workpiece obtained from the first image capture device or the second image capture device.

本發明另提供一種利用所述的光學檢測設備的光學檢測方法，包括有以下步驟：經由第一影像擷取裝置拍攝置放於第一輸送帶上的工件的一側；經由該第一輸送帶承載該工件；經由真空吸附滾輪的抽真空裝置提供負壓藉以於旋轉輥的表面上形 成真空吸附力；經由相對於該真空吸附滾輪的第二影像擷取裝置，以拍攝吸附於該真空吸附滾輪上的該工件的相對側；經由檢測裝置接收並分析該第一影像擷取裝置或該第二影像擷取裝置所取得的該工件的一側或相對側的影像；以及經由第二輸送帶承載完成影像檢測的該工件。 The present invention also provides an optical detection method using the optical detection equipment, including the following steps: photographing one side of the workpiece placed on the first conveyor belt through the first image capture device; Carrying the workpiece; the vacuum device of the vacuum adsorption roller provides negative pressure to form a shape on the surface of the rotating roller. generating a vacuum adsorption force; photographing the opposite side of the workpiece adsorbed on the vacuum adsorption roller via a second image capture device relative to the vacuum adsorption roller; receiving and analyzing the first image capture device via a detection device; or The image of one side or the opposite side of the workpiece acquired by the second image capture device; and the workpiece carried by the second conveyor belt to complete the image detection.

本發明透過設置具有吸附滾輪的真空輸送設備以於二輸送帶之間連續不間斷的移動工件，由於真空輸送設備或輸送設備與二輸送帶相互配合作業，可以省去習知移載設備移動工作所需要的復歸時間，以及透過該等輸送設備對工件提供吸附力、支撐力，避免工件下垂、彎曲，有效提升光學檢測成效。 The present invention continuously and uninterruptedly moves the workpiece between the two conveyor belts by arranging a vacuum conveying device with adsorption rollers. Since the vacuum conveying device or the conveying device and the two conveying belts cooperate with each other, the work of moving the conventional transfer equipment can be omitted. The required return time, as well as the adsorption and support force provided to the workpiece through these conveying equipment, prevent the workpiece from sagging and bending, and effectively improve the optical inspection effect.

100:光學檢測設備 100: Optical inspection equipment

10A:真空輸送設備 10A: Vacuum conveying equipment

11A:第一輸送帶 11A: First conveyor belt

12A:第二輸送帶 12A: Second conveyor belt

13A:真空吸附滾輪 13A: Vacuum adsorption roller

131A:旋轉輥 131A:Rotating roller

132A:抽真空裝置 132A: Vacuum device

20A:第一影像擷取裝置 20A: First image capture device

30A:第二影像擷取裝置 30A: Second image capture device

40A:氣體正壓裝置 40A: Gas positive pressure device

50A:檢測裝置 50A:Detection device

S:間隔空間 S: space

P:工件 P: workpiece

θ:出氣角度 θ: Air outlet angle

200:光學檢測設備 200: Optical inspection equipment

10B:真空輸送設備 10B: Vacuum conveying equipment

11B:第一輸送帶 11B: First conveyor belt

12B:第二輸送帶 12B: Second conveyor belt

13B:真空吸附滾輪 13B: Vacuum adsorption roller

20B:第一影像擷取裝置 20B: First image capture device

30B:第二影像擷取裝置 30B: Second image capture device

40B:氣體正壓裝置 40B: Gas positive pressure device

50B:檢測裝置 50B:Detection device

60B:線性載台 60B: Linear stage

61B:支架 61B:Bracket

62B:軌道 62B: Orbit

S11至S16:步驟 S11 to S16: Steps

圖1，為本發明具有真空輸送設備之光學檢測設備的側面示意圖。 Figure 1 is a schematic side view of the optical detection equipment with vacuum conveying equipment according to the present invention.

圖2，為本發明具有真空輸送設備之光學檢測設備另一實施例的側面示意圖。 Figure 2 is a schematic side view of another embodiment of an optical detection device with vacuum conveying equipment according to the present invention.

圖3，為本發明具有真空輸送設備之光學檢測設備的流程示意圖。 Figure 3 is a schematic flow chart of the optical detection equipment with vacuum conveying equipment according to the present invention.

有關本發明之詳細說明及技術內容，現就配合圖式說明如下。再者，本發明中之圖式，為說明方便，其比例未必照實際比例繪製，該等圖式及其比例並非用以限制本發明之範圍，在此先行敘明。 The detailed description and technical content of the present invention are described below with reference to the drawings. Furthermore, for the convenience of explanation, the proportions of the drawings in the present invention may not be drawn according to the actual proportions. The drawings and their proportions are not intended to limit the scope of the present invention and are explained here.

以下係列舉二較佳具有真空輸送設備之光學檢測設備的實施例進行說明，該真空輸送設備可以增加作用於物品的吸附力，於吊掛物品時承載物品的重量。 The following series illustrates two preferred embodiments of an optical inspection device with a vacuum conveying device. The vacuum conveying device can increase the adsorption force on items and carry the weight of the items when hanging the items.

請參閱「圖1」，為本發明具有真空輸送設備之光學檢測設備的側面示意圖。 Please refer to "Figure 1", which is a schematic side view of the optical detection equipment with vacuum conveying equipment according to the present invention.

本發明係揭示一種光學檢測設備100，該光學檢測設備100包括有一具有吸附滾輪的真空輸送設備10A、一第一影像擷取裝置20A、一第二影像擷取裝置30A、及一檢測裝置50A，用以移載及檢測物品，於將物品由一平台移動至另一平台的過程中對該物品進行光學檢測。所述的光學檢測設備100可以應用在自動化生產設備、或自動光學檢查設備(Automated Optical Inspection)上，用以移載料片、工件、面板、基板、電路板(PCB)、軟性電路板(FPC)或其他類此的物品，於本發明中不予以限制。 The present invention discloses an optical detection device 100. The optical detection device 100 includes a vacuum conveying device 10A with an adsorption roller, a first image capture device 20A, a second image capture device 30A, and a detection device 50A. Used to move and detect items, and perform optical inspection on the items during the process of moving the items from one platform to another. The optical inspection equipment 100 can be used in automated production equipment or automated optical inspection equipment (Automated Optical Inspection) to transfer materials, workpieces, panels, substrates, circuit boards (PCB), and flexible circuit boards (FPC). ) or other similar items are not limited in the present invention.

於本實施例中，該真空輸送設備10A包括一第一輸送帶11A與一第二輸送帶12A、以及一真空吸附滾輪13A。該第一輸送帶11A與該第二輸送帶12A用以承載其上載置的一工件P，其中該第一輸送帶11A與該第二輸送帶12A之間係具有一間隔空間S，該真空吸附滾輪13A係設置於該間隔空間S上方。該真空吸附滾輪13A包括一旋轉輥131A、以及一連接至該旋轉輥131A的抽真空裝置132A，其中該抽真空裝置132A係提供負壓至該旋轉輥131A的表面，藉以於該旋轉輥131A的表面上形成真空吸附力用以吸附該工件P。 In this embodiment, the vacuum conveying equipment 10A includes a first conveyor belt 11A, a second conveyor belt 12A, and a vacuum suction roller 13A. The first conveyor belt 11A and the second conveyor belt 12A are used to carry a workpiece P placed thereon. There is a separation space S between the first conveyor belt 11A and the second conveyor belt 12A. The vacuum adsorption The roller 13A is arranged above the separation space S. The vacuum adsorption roller 13A includes a rotating roller 131A, and a vacuum device 132A connected to the rotating roller 131A, wherein the vacuuming device 132A provides negative pressure to the surface of the rotating roller 131A, so that the surface of the rotating roller 131A is A vacuum adsorption force is formed on the surface to adsorb the workpiece P.

於較佳實施例中，該旋轉輥131A包含有一滾輪本體(圖未示)、以及一帶動該滾輪本體轉動的驅動裝置(圖未示)，為使該抽真空裝置132A提供的負壓作用在該工件P上，該滾輪本體的表面上具有複數個真空吸附孔，該真空吸附孔平均佈設於該滾輪本體的表面上。 In a preferred embodiment, the rotating roller 131A includes a roller body (not shown) and a driving device (not shown) that drives the roller body to rotate, so that the negative pressure provided by the vacuum device 132A acts on On the workpiece P, there are a plurality of vacuum adsorption holes on the surface of the roller body, and the vacuum adsorption holes are evenly distributed on the surface of the roller body.

選擇性地，為避免該滾輪本體碰傷該工件P，該滾輪本體的表面更進一步設置有一保護墊(圖未示)，該保護墊對應於該真空吸附孔的位置上設置有複數個通孔，該通孔的孔徑大於該真空吸附孔的孔徑，防止因該保護墊移位而減弱吸附該工件P的真空吸附力。 Optionally, in order to prevent the roller body from damaging the workpiece P, the surface of the roller body is further provided with a protective pad (not shown). The protective pad is provided with a plurality of through holes at positions corresponding to the vacuum suction holes. , the diameter of the through hole is larger than the diameter of the vacuum adsorption hole, preventing the vacuum adsorption force of adsorbing the workpiece P from weakening due to the displacement of the protective pad.

選擇性地，該第一輸送帶11A與該第二輸送帶12A之間的該間隔空間S一側設置有一氣體正壓裝置40A，該氣體正壓裝置40A係提供正壓氣流至該工件P的表面藉以支撐該工件P，避免該工件P下垂、彎曲。該氣體正壓裝置40A亦可以設置於該間隔空間S相對側，增加對該工件P的支撐力。於較佳實施例中，該氣體正壓裝置40A的出氣方向係與該工件P的表面之間夾有一介於15度至90度的出氣角度θ，用以對該工件P提供正壓。 Optionally, a gas positive pressure device 40A is provided on one side of the separation space S between the first conveyor belt 11A and the second conveyor belt 12A. The gas positive pressure device 40A provides a positive pressure air flow to the workpiece P. The surface is used to support the workpiece P and prevent the workpiece P from sagging and bending. The gas positive pressure device 40A can also be disposed on the opposite side of the separation space S to increase the support force of the workpiece P. In a preferred embodiment, a gas outlet angle θ between 15 degrees and 90 degrees is sandwiched between the gas outlet direction of the gas positive pressure device 40A and the surface of the workpiece P to provide positive pressure to the workpiece P.

該第一影像擷取裝置20A係設置於該第一輸送帶11A上以拍攝置放於該第一輸送帶11A上的該工件P的一側。該第二影像擷取裝置30A係設置於該間隔空間S的一側並相對於該真空吸附滾輪13A，以拍攝吸附於該真空吸附滾輪13A上的該工件P的相對側。於一較佳實施例中，該第一影像擷取裝置20A包含但不限 於，可以為線掃描攝影機或面掃描攝影機，本發明對此不於以限制。該第二影像擷取裝置30A包含但不限於，可以為線掃描攝影機或面掃描攝影機，有利於增加檢測的效率。於一較佳實施例，該第一影像擷取裝置20A以及該第二影像擷取裝置30A的一側或周側係設置有對該工件P補光的照明光源，該照明光源係可以為同軸光源、側向光源或環形光源，本發明對此不予以限制。 The first image capturing device 20A is disposed on the first conveyor belt 11A to capture one side of the workpiece P placed on the first conveyor belt 11A. The second image capturing device 30A is disposed on one side of the separation space S and is opposite to the vacuum suction roller 13A, so as to capture the opposite side of the workpiece P adsorbed on the vacuum suction roller 13A. In a preferred embodiment, the first image capturing device 20A includes but is not limited to Therefore, it can be a line scan camera or an area scan camera, and the present invention is not limited thereto. The second image capturing device 30A includes, but is not limited to, a line scan camera or an area scan camera, which is beneficial to increasing detection efficiency. In a preferred embodiment, the first image capturing device 20A and the second image capturing device 30A are provided with an illuminating light source on one side or around the side to supplement the light for the workpiece P. The illuminating light source may be coaxial. Light source, lateral light source or annular light source, the present invention is not limited to this.

該第一影像擷取裝置20A或該第二影像擷取裝置30A所取得的該工件P的一側或相對側的影像係由一檢測裝置50A所接收，該檢測裝置50A對該工件P的影像進行分析以利分類該工件P。該檢測裝置50A係可以為電腦設備、或其他任何能夠進行影像處理、分析的裝置或設備，本發明對此不予以限制，在此先行敘明。 The image of one side or the opposite side of the workpiece P acquired by the first image capture device 20A or the second image capture device 30A is received by a detection device 50A. The image of the workpiece P is received by the detection device 50A. An analysis is performed to facilitate classification of the artifact P. The detection device 50A can be a computer device, or any other device or equipment capable of image processing and analysis. The present invention is not limited to this and will be described in advance.

請一併參閱「圖2」，為本發明具有真空輸送設備之光學檢測設備另一實施例的側面示意圖。 Please also refer to "Figure 2", which is a schematic side view of another embodiment of an optical detection device with a vacuum conveying device according to the present invention.

本發明係揭示一種光學檢測設備200，該光學檢測設備200包括有一具有吸附滾輪的真空輸送設備10B、一第一影像擷取裝置20B、以及一第二影像擷取裝置30B、以及一檢測裝置50B，用以移載及檢測物品。由於本實施例與前一實施例的構造相近，針對相同結構的部分以下將不再贅述，在此先行敘明。 The present invention discloses an optical detection device 200. The optical detection device 200 includes a vacuum conveying device 10B with an adsorption roller, a first image capture device 20B, a second image capture device 30B, and a detection device 50B. , used to move and inspect items. Since the structure of this embodiment is similar to that of the previous embodiment, the parts with the same structure will not be described again and will be described here first.

該真空輸送設備10B包括一第一輸送帶11B與一第二輸送帶12B、以及一真空吸附滾輪13B。該第一輸送帶11B與該第二輸送帶12B用以承載其上載置的一工件P，其中該第一輸送帶11B 與該第二輸送帶12B之間係具有一間隔空間S，該真空吸附滾輪13B係設置於該間隔空間S上方。選擇性地，該間隔空間S一側可設置一氣體正壓裝置40B，該氣體正壓裝置40B係提供正壓氣流至該工件P的表面藉以支撐該工件P，避免該工件P下垂、彎曲。 The vacuum conveying equipment 10B includes a first conveyor belt 11B, a second conveyor belt 12B, and a vacuum suction roller 13B. The first conveyor belt 11B and the second conveyor belt 12B are used to carry a workpiece P placed thereon, wherein the first conveyor belt 11B There is a separation space S between the second conveyor belt 12B and the vacuum suction roller 13B is disposed above the separation space S. Optionally, a positive gas pressure device 40B can be provided on one side of the separation space S. The positive gas pressure device 40B provides positive pressure airflow to the surface of the workpiece P to support the workpiece P and prevent the workpiece P from sagging and bending.

該真空輸送設備10B更進一步包括一線性載台60B其係承載真空吸附滾輪13B，使該真空吸附滾輪13B於該第一輸送帶11B與該第二輸送帶12B之間線性移動。於較佳實施例中，該線性載台60B係可以設置於該等輸送帶上，該線性載台60B包含有一支架61B、二分別設置於該支架61B上的軌道62B，該真空吸附滾輪13B係由另一驅動裝置帶動以沿該二軌道62B所界定的方向移動，該所界定的方向係與該等輸送帶移載該工件P的方向相同。 The vacuum conveying equipment 10B further includes a linear stage 60B which carries the vacuum suction roller 13B so that the vacuum suction roller 13B moves linearly between the first conveyor belt 11B and the second conveyor belt 12B. In a preferred embodiment, the linear carrier 60B can be disposed on the conveyor belts. The linear carrier 60B includes a bracket 61B and two rails 62B respectively disposed on the bracket 61B. The vacuum adsorption roller 13B is It is driven by another driving device to move along the direction defined by the two rails 62B, and the defined direction is the same as the direction in which the conveyor belts transfer the workpiece P.

請一併參閱「圖3」，為本發明具有真空輸送設備之光學檢測方法的流程示意圖。 Please also refer to "Figure 3", which is a schematic flow chart of the optical detection method with vacuum conveying equipment of the present invention.

首先，經由第一影像擷取裝置20A拍攝置放於第一輸送帶11A上的工件P的一側(步驟S11)；經由該第一輸送帶11A承載該工件P(步驟S12)，使該工件P朝第二輸送帶12A的一側移載。接著，經由真空吸附滾輪13A的抽真空裝置132A提供負壓藉以於旋轉輥131A的表面上形成真空吸附力(步驟S13)，以將該工件P移載至第一輸送帶11A與該第二輸送帶12A之間的間隔空間S。然後，經由相對於該真空吸附滾輪13A的第二影像擷取裝置30A，以拍攝吸附於該真空吸附滾輪13A上的該工件P的相對側(步驟S14)。再經由檢測裝置50A接收並分析該第一影像擷取裝置20A或該第二影 像擷取裝置30A所取得的該工件P的一側或相對側的影像(步驟S15)。最後，經由第二輸送帶12A承載完成影像檢測的該工件P(步驟S16)，以利後續將該工件P進行分類管理。 First, one side of the workpiece P placed on the first conveyor belt 11A is photographed through the first image capturing device 20A (step S11); the workpiece P is carried through the first conveyor belt 11A (step S12), so that the workpiece P is transferred toward one side of the second conveyor belt 12A. Next, the vacuum device 132A of the vacuum suction roller 13A provides negative pressure to form a vacuum suction force on the surface of the rotating roller 131A (step S13), so as to transfer the workpiece P to the first conveyor belt 11A and the second conveyor belt 11A. Space S between strips 12A. Then, the opposite side of the workpiece P adsorbed on the vacuum adsorption roller 13A is photographed through the second image capture device 30A relative to the vacuum adsorption roller 13A (step S14). The first image capturing device 20A or the second image is then received and analyzed via the detection device 50A. The image capturing device 30A acquires an image of one side or the opposite side of the workpiece P (step S15). Finally, the workpiece P that has completed image detection is carried via the second conveyor belt 12A (step S16), so as to facilitate subsequent classification management of the workpiece P.

以下係列舉具有輸送設備之光學檢測設備的較佳實施例進行說明，該輸送設備可以增加作用於物品的支撐力，於吊掛物品時承載物品的重量。 The following series illustrates preferred embodiments of optical inspection equipment with conveying equipment. The conveying equipment can increase the supporting force acting on the items and bear the weight of the items when hanging the items.

綜上所述，本發明於二輸送帶之間具有吸附滾輪的真空輸送設備，利用吸附滾輪連續不間斷的移動工件，提升產線的工作效率以及光學檢測成效。 To sum up, the vacuum conveying equipment of the present invention has an adsorption roller between two conveyor belts, and uses the adsorption roller to continuously move the workpiece, thereby improving the work efficiency of the production line and the optical detection effect.

以上已將本發明做一詳細說明，惟以上所述者，僅為本發明之一較佳實施例而已，當不能以此限定本發明實施之範圍，即凡依本發明申請專利範圍所作之均等變化與修飾，皆應仍屬本發明之專利涵蓋範圍內。 The present invention has been described in detail above. However, what is described above is only one of the preferred embodiments of the present invention. It should not be used to limit the scope of the present invention, that is, any application based on the patent scope of the present invention shall be equal. Changes and modifications should still fall within the scope of the patent of the present invention.

100:光學檢測設備 100: Optical inspection equipment

10A:真空輸送設備 10A: Vacuum conveying equipment

11A:第一輸送帶 11A: First conveyor belt

12A:第二輸送帶 12A: Second conveyor belt

13A:真空吸附滾輪 13A: Vacuum adsorption roller

131A:旋轉輥 131A:Rotating roller

132A:抽真空裝置 132A: Vacuum device

20A:第一影像擷取裝置 20A: First image capture device

30A:第二影像擷取裝置 30A: Second image capture device

40A:氣體正壓裝置 40A: Gas positive pressure device

50A:檢測裝置 50A:Detection device

S:間隔空間 S: space

P:工件 P: workpiece

θ:出氣角度 θ: Air outlet angle

Claims (7)

一種光學檢測設備，包括：一第一輸送帶與一第二輸送帶，用以承載其上載置的一工件，其中該第一輸送帶與該第二輸送帶之間係具有一間隔空間；一真空吸附滾輪，係設置於該間隔空間上方，該真空吸附滾輪包括一旋轉輥與連接至該旋轉輥的一抽真空裝置，其中該抽真空裝置係提供負壓至該旋轉輥的表面藉以於該旋轉輥的表面上形成真空吸附力用以吸附該工件；一第一影像擷取裝置，係設置於該第一輸送帶上方，以拍攝置放於該第一輸送帶上的該工件的一側；以及一第二影像擷取裝置，係設置於該間隔空間的一側，並相對於該真空吸附滾輪，以拍攝吸附於該真空吸附滾輪上的該工件的相對側；其中，該工件由該第一輸送帶經由該真空吸附滾輪吸附且輸送至該第二輸送帶時，該工件與該第一輸送帶及該第二輸送帶保持相互平行狀態。 An optical inspection equipment includes: a first conveyor belt and a second conveyor belt, used to carry a workpiece loaded thereon, wherein there is a separation space between the first conveyor belt and the second conveyor belt; The vacuum adsorption roller is arranged above the separation space. The vacuum adsorption roller includes a rotating roller and a vacuum device connected to the rotating roller, wherein the vacuum device provides negative pressure to the surface of the rotating roller so as to A vacuum adsorption force is formed on the surface of the rotating roller to absorb the workpiece; a first image capturing device is arranged above the first conveyor belt to photograph one side of the workpiece placed on the first conveyor belt ; And a second image capturing device is disposed on one side of the separation space and is relative to the vacuum adsorption roller to photograph the opposite side of the workpiece adsorbed on the vacuum adsorption roller; wherein the workpiece is formed by the vacuum adsorption roller. When the first conveyor belt is adsorbed by the vacuum adsorption roller and transported to the second conveyor belt, the workpiece, the first conveyor belt and the second conveyor belt remain parallel to each other. 如申請專利範圍第1項中所述的光學檢測設備，更進一步包括一線性載台，該線性載台係載置該真空吸附滾輪，並於該第一輸送帶與該第二輸送帶之間線性移動。 The optical inspection equipment as described in item 1 of the patent application scope further includes a linear stage, the linear stage is mounted on the vacuum adsorption roller, and is between the first conveyor belt and the second conveyor belt. Linear movement. 如申請專利範圍第1項中所述的光學檢測設備，其中，該旋轉 輥包含有一滾輪本體、以及一帶動該滾輪本體轉動的驅動裝置，該滾輪本體的表面上具有複數個真空吸附孔。 The optical detection device as described in item 1 of the patent application, wherein the rotation The roller includes a roller body and a driving device that drives the roller body to rotate. The roller body has a plurality of vacuum adsorption holes on its surface. 如申請專利範圍第3項中所述的光學檢測設備，其中，該滾輪本體的表面更進一步設置有一保護墊，該保護墊對應於該真空吸附孔的位置上設置有複數個通孔。 As for the optical detection equipment described in item 3 of the patent application, a surface of the roller body is further provided with a protective pad, and the protective pad is provided with a plurality of through holes at positions corresponding to the vacuum suction holes. 如申請專利範圍第1項中所述的光學檢測設備，其中，該間隔空間的一側或相對側設置有一氣體正壓裝置，該氣體正壓裝置係提供正壓氣流至該工件的表面藉以支撐該工件。 The optical inspection equipment as described in item 1 of the patent application, wherein a positive gas pressure device is provided on one side or the opposite side of the separation space, and the positive gas pressure device provides positive pressure air flow to the surface of the workpiece to support it. the artifact. 如申請專利範圍第1項所述的光學檢測設備，其中，包括一檢測裝置，用以接收並分析自該第一影像擷取裝置或該第二影像擷取裝置所取得的該工件的一側或相對側的影像。 The optical inspection equipment as described in item 1 of the patent application, which includes an inspection device for receiving and analyzing one side of the workpiece obtained from the first image capture device or the second image capture device. Or the image of the opposite side. 一種利用如申請專利範圍第1至6項所述的光學檢測設備的光學檢測方法，包括有以下步驟：經由第一影像擷取裝置拍攝置放於第一輸送帶上的工件的一側；經由該第一輸送帶承載該工件；經由真空吸附滾輪的抽真空裝置提供負壓藉以於旋轉輥的表面上形成真空吸附力； 經由相對於該真空吸附滾輪的第二影像擷取裝置，以拍攝吸附於該真空吸附滾輪上的該工件的相對側；經由檢測裝置接收並分析自該第一影像擷取裝置或該第二影像擷取裝置所取得的該工件的一側或相對側的影像；以及經由第二輸送帶承載完成影像檢測的該工件。 An optical inspection method using the optical inspection equipment described in items 1 to 6 of the patent application, including the following steps: photographing one side of the workpiece placed on the first conveyor belt through the first image capture device; The first conveyor belt carries the workpiece; the vacuum device of the vacuum adsorption roller provides negative pressure to form a vacuum adsorption force on the surface of the rotating roller; Photograph the opposite side of the workpiece adsorbed on the vacuum adsorption roller through a second image capture device relative to the vacuum adsorption roller; receive and analyze the image from the first image capture device or the second image through a detection device The image of one side or the opposite side of the workpiece is captured by the capture device; and the workpiece is carried through the second conveyor belt to complete the image detection.
TW108147023A 2019-12-20 2019-12-20 A vacuum conveying apparatus with a wheel and optical inspection apparatus, method TWI825251B (en)

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