200920587 .九、發明說明： 【發明所屬之技術領域】 本發明涉及一種射出成型工件自動檢驗方法， 及一種射出成型工件自動檢驗系統。 ’步 【先前技術】 、隨著現代工業’尤其精密工業之發展，射出 ”, 為注射機）廣泛應用於射出成型塑膠、玻二= 之工件。 I屬4材質 如《鑿岩機械氣動工具》2006年第i期上 ^不良產生原因及解決對策》一文所述’射出成‘過程中成 ^於射出機及模具之各個部件之程式控制或 求，常常容易導致射出成型工件出現毛邊、 =二^ =射出成型缺陷。因此，射出成型後，工=檢 一目前，射出成型工件之檢驗主要依靠操作人員借助一 光源，使用目測方法，或者在射出成型工件非常小情況下， =如手機、相機内使用之鏡筒（lens barrel) '鏡座（h〇ider) 寺，則使用一放大鏡頭觀測射出成型工件圓周表面是否存 在射出成型缺陷。然，這些方法均需要耗費較多人力，且 生產效率較低。 【發明内容】 有鑒於此，提供一種可自動檢驗射出成型缺陷之射出成 型工件檢驗方法及檢驗系統實為必要。 種射出成型工件自動檢驗方法，其包括如下步驟：使 用傳送裝置傳送待檢驗之射出成型工件至一檢測區域； 200920587 .在所述檢測區域，使用一光源投射光線至所述射出成型工 •件表面，並使用一影像感測裝置感測從所述射出成型工件 表面反射回之光量；使所述光源及影像感測裝置相對所述 射出成型工件旋轉；使用-處理器接收並判斷所述影像感 測裝置感測之反射光量資訊是否在一合格範圍内，從而判 斷出所述射出成型工件是否存在不良射出成型缺陷；若 是，先使用一不良工件去除裝置去除存在不良射出成型缺 陷之射出成型工件，然後使所述傳送裝置繼續傳送下一個 待檢驗之射出成型工件；若否，使通過檢驗之射出成型工 件進入一成品站，並使所述傳送裝置繼續傳送下一個待檢 驗之射出成型工件。 一種射出成型工件自動檢驗系統，其包括：—傳送裝 置、一光源、一影像感測裝置、一旋轉平臺、一處理器二 及一不良工件去除裝置。所述傳送裝置用於傳送待檢驗之 射出成型工件。所述光源投射光線至所述射出成型工件表 面。所述影像感測裝置用於感測從所述射出成型工件表面 反射回之光量。所述旋轉平臺用於使所述光源及影像感測 裝置相對所述射出成型工件旋轉。所述處理器接收並判斷 所述影像感測裝置感測之反射光量資訊是否在一合格範圍 内，從而判斷出所述射出成型工件是否存在不良射出成型 缺fe所述不良工件去除裝置接收並根據所述處理器之判 斷資訊去除存在不良射出成型缺陷之射出成型工件。 200920587 與先刖技術相比所 傳送裝置自動傳、/ Γ 成件自動檢驗方法依靠 # .、，、工件至檢測區域，然後使用光源照射工 :表面、:亚使用影像感測農置感測工件表面反射回之光 、，、，所述光源及影像感測裝置還相對射出成s工件旋轉， 以對射出成型工件科 表面四周夕個位置之反射光進行感測。 A、型卫件存在不良射出成型缺陷，例如收縮、拉 使反射S量降低，如此處理ϋ可關斷出來不良 工件’然後再使用不良卫件去除裝置將其去除 檢驗之目的。 咬)目動 【實施方式】 、下面結合附圖對本發明提供之射出成型工件自動檢驗 方法及檢驗系統作進一步詳細說明。 請參閱圖1，本發明之實施例提供之射出成型工件 檢驗方法，包括如下步驟； (a) 使用一傳送裝置傳送待檢驗之射出成型工件至— 檢測區域； (b) 在所述檢測區域，使用一光源投射光線至所述射 出成型工件表面，並使用一影像感測裝置感測從所述射出 成型工件表面反射回之光量； (c) 使所述光源及影像感測裝置相對所述射出成型工 件旋轉，以使所述所述影像感測裝置對所述射出成型工件 表面四周多個位置之反射光進行感測； (d) 使用一處理器接收並判斷所述影像感測褒置减測 200920587 之反射光量資訊是否在一合格範圍内，從而判斷出所述射 出成型工件是否存在不良射出成型缺陷；若是，先使用— 不良工件去除I置去除存在不良射出成型缺陷之射出成型 工件’ ^後使所述傳置繼續傳送下—個待檢驗之射出 成型工件；若否，使通過檢驗之射出成型工件進入一成品 =件並使所料送裝置繼續傳送下—料檢驗之射出成型 、上述方法甲，步驟b與步驟0之順序可以交換。上述方 法可以通過如圖2所示之本發明之實施例提供之射出成型 ，件自動檢驗系統來實現。所述射出成型1件自動檢驗 糸統10 0用於檢驗一批射出成型工件2 〇 〇，例如圓筒形鏡座 之射出成型缺陷’例如收縮、拉傷等。所述自動檢驗系統 100士包括-具有—傳送帶1G之傳送裝置（圖未示）、一旋轉 平至0光源30、一影像感測裝置4〇、—處理器5〇以及 一不良工件去除裝置60。 *所述傳送裝置可以設置—控制器，用於控制所述傳送 帶10之運行速度及每次之運行時間。所述各個射出成型工 件200依次擺放在該傳送帶1〇上，由該傳送帶_動傳送。 所述各個身ί出成型工件2 〇 〇相互之間間隔一定距離。 ^所述旋轉平臺20置於所述傳送帶10上方。所述旋轉平 3： 20通過傳動軸22與—旋轉式電機及—直線式電機（圖 未示）連接，該旋轉式電機用於控制該旋轉平臺2〇旋轉， 該直線式電機用於控制該旋轉平臺2〇上下升降，以調節該 旋轉平臺2G相對所述傳送㈣之高度。當—射出成型工件 200920587 .200被傳运帶1〇傳送至該旋轉平臺财心下方時，該傳送帶 10停止運行。 ^所述光源30及影像感測裝置40分別設置在所述旋轉平 =20上、。所述光源3〇可以採用發光二極體、螢光燈或鹵素 带二述和像感測裝置4〇包括一鏡頭、一置於該鏡頭後方 包荷轉5器件（charge Coupled Device,簡稱CCD)以及 亥電荷耦合器件連接之存儲裝置（圖未示）。所述光源 出之光束投射至位於傳送帶10下方之射出成型工件 20=時，從該射出成型工件2〇〇表面反射回之光線恰好被所 述衫像感測裝置4〇所接收。所述光源3〇及影像感測裝置4〇 由所述旋轉平臺20帶動進行剔度定速旋轉，如此所述影像 感測裝置4 0可以對該射出成型工件2 0 0表面圓周多個位置 之反射光進行感測並記錄。 、，所述處理器％為一裝設有合格射出成型工件表面反射 光®程式之電腦，該處理器50與所述影像感測裝置40利用 紅外或藍牙信號連接，並將所述影像感測裝置40記錄之每 次反射光量與上述標準反射光量進行比較，如果正在檢驗 之射出成型工件2〇〇具有不良射出成型缺陷，例如收縮、拉 傷等均會使反射光量降低，如此可以判斷出該射出成型工 件200是否存在不良射出成型缺陷。 所述不良工件去除裝置60為一吹氣裝置，該吹氣裝置 與所述處理器50連接。當所述處理器50判斷出正在檢驗之 射出成型工件200存在不良射出成型缺陷時，所述不良工件 去除裝置60吹除該不良射出成型工件2〇〇，然後所述傳送帶 11 200920587 ίο繼續運行，從而帶私 ,,,λ- μ 〇> * —個待檢驗之射出成型工件200至 所述奴轉平堂20下方進行檢驗。 =處理器50判斷出正在檢驗之射出成型工件2〇〇 =射出成型缺陷時，所述傳送帶1〇直接繼續運 7圖1=送該，驗之射出成型工件至-成品站 所:旌:不*亚且Τ動下一個待檢驗之射出成型工件200至 所述靛轉平臺20下方進行檢驗。 可X理解的疋，所述不良工件去除裝置卯還可以 一機=手’該機械手在所述處理器％控制下夾除不良工件。 利申!I上7 ’本發明符合發明專利要件，爰依法提出專 圍上所述者僅為本發明之較佳實施方式，本 :人本4<不以上述實施方式為限，舉凡熟悉本案技蔽 =士挺依本發明之精神所作之等效修飾錢化 二 盍於以下申請專利範圍内。 白應/函 【圖式簡單說明】 方法=圖發明之實施例提供之射出成型工件自動檢驗 工件自動檢驗 【主要元件符號說明】 自動檢驗系統200920587. IX. INSTRUCTIONS: TECHNICAL FIELD The present invention relates to an automatic inspection method for injection molded workpieces, and an automatic inspection system for injection molded workpieces. 'Steps [previous technology], with the development of modern industry 'especially precision industry, injection", is an injection machine) widely used in injection molding plastic, glass II = workpiece. I belong to 4 materials such as "rock drilling machinery pneumatic tools" 2006 The program control or request for the various components of the injection machine and the mold in the process of 'injecting into the 'in the first period of the year, the 'injection into the ' process, often leads to the occurrence of burrs on the injection molded part, =2^ = Injection molding defects. Therefore, after injection molding, the work of inspection and inspection of the workpiece is mainly based on the operator using a light source, using visual methods, or in the case of injection molding of the workpiece is very small, such as mobile phones, cameras The lens barrel 'h〇ider' temple is used to observe whether there is an injection molding defect on the circumferential surface of the injection molded workpiece using a magnifying lens. However, these methods require more labor and productivity. [Invention] In view of this, an inspection method and inspection of an injection molded workpiece capable of automatically detecting injection molding defects are provided. The system is really necessary. The method for automatically detecting an injection molded workpiece comprises the steps of: transmitting the injection molded workpiece to be inspected to a detection area using a conveying device; 200920587. In the detection area, a light source is used to project light to the injection area. Forming the surface of the member and sensing the amount of light reflected back from the surface of the injection molded workpiece using an image sensing device; rotating the light source and the image sensing device relative to the injection molded workpiece; receiving and using the processor Determining whether the amount of reflected light sensed by the image sensing device is within a qualified range, thereby determining whether the injection molded workpiece has a defective injection molding defect; if so, using a defective workpiece removing device to remove the defective injection molding defect Shooting the formed workpiece, and then causing the conveying device to continue to convey the next injection molded workpiece to be inspected; if not, passing the injection molded workpiece through inspection into a finished product station, and allowing the conveying device to continue to transfer the next to be inspected Injection molding of the workpiece. Automatic inspection of an injection molded workpiece The system comprises: a transmitting device, a light source, an image sensing device, a rotating platform, a processor 2 and a defective workpiece removing device. The conveying device is configured to transmit the injection molded workpiece to be inspected. Projecting light onto the surface of the injection molded workpiece. The image sensing device is configured to sense an amount of light reflected back from the surface of the injection molded workpiece. The rotating platform is configured to cause the light source and the image sensing device to be opposite to the The injection molding workpiece rotates. The processor receives and determines whether the reflected light quantity information sensed by the image sensing device is within a qualified range, thereby determining whether the injection molding workpiece has a defective injection molding defect. The removing device receives and removes the injection molded workpiece having the defective injection molding defect according to the judgment information of the processor. 200920587 The automatic transmission method of the conveying device is compared with the prior art, and the automatic inspection method for the workpiece depends on the #.,,, workpiece To the detection area, and then use the light source to illuminate the surface: surface, sub-image sensing, sensing the surface of the workpiece ,,,, retroreflected light source and the image sensing apparatus further emitted to rotate relative to the workpiece s, to exit on the peripheral surfaces of the reflecting locations forming a workpiece evening light sensing branch. A. The shape of the guard has poor injection molding defects, such as shrinkage, and the amount of reflection S is reduced. In this way, the defective workpiece can be shut off and then removed using a bad guard removal device for inspection purposes. Bite) Eye Movement [Embodiment] The automatic inspection method and inspection system for the injection molded workpiece provided by the present invention will be further described in detail below with reference to the accompanying drawings. Referring to FIG. 1, a method for inspecting an injection molded workpiece according to an embodiment of the present invention includes the following steps: (a) transmitting a injection molded workpiece to be inspected to a detection area by using a conveying device; (b) in the detection area, Using a light source to project light onto the surface of the injection molded workpiece, and using an image sensing device to sense the amount of light reflected back from the surface of the injection molded workpiece; (c) causing the light source and the image sensing device to be ejected relative to the image Forming the workpiece to rotate, so that the image sensing device senses reflected light at a plurality of locations around the surface of the injection molded workpiece; (d) receiving and determining the image sensing device using a processor Measure whether the amount of reflected light information of 200920587 is within a qualified range, thereby judging whether there is a defective injection molding defect in the injection molded workpiece; if so, first use - poor workpiece removal I removes the injection molded workpiece with defective injection molding defects ' ^ Thereafter, the transfer is continued to transfer the next injection molded workpiece to be inspected; if not, the injection molded workpiece is passed through the inspection = Lower into a finished member of the feeding device and passed on - injection molding of the test material, the above-described method A, step b and step 0 of the sequence may be exchanged. The above method can be realized by an injection molding, automatic inspection system for an article as provided in the embodiment of the present invention as shown in Fig. 2. The injection molding 1 piece automatic inspection system 10 is used to inspect a batch of injection molded workpieces 2 〇 , such as injection molding defects of a cylindrical mirror holder, such as shrinkage, strain, and the like. The automatic inspection system 100 includes a conveyor having a conveyor belt 1G (not shown), a rotary flat to 0 light source 30, an image sensing device 4, a processor 5A, and a defective workpiece removal device 60. . * The transfer device can be provided with a controller for controlling the operating speed of the conveyor belt 10 and the time of each run. The respective injection molding tools 200 are sequentially placed on the conveyor belt 1 and transported by the conveyor belt. Each of the formed workpieces 2 〇 间隔 is spaced apart from each other by a certain distance. ^ The rotating platform 20 is placed above the conveyor belt 10. The rotary flat 3: 20 is connected to the rotary motor and the linear motor (not shown) through the drive shaft 22, and the rotary motor is used for controlling the rotation of the rotary table 2, and the linear motor is used for controlling the The rotating platform 2 is lifted up and down to adjust the height of the rotating platform 2G relative to the transfer (4). When the injection molding workpiece 200920587 .200 is conveyed to the lower side of the rotating platform by the conveyor belt 1 , the conveyor belt 10 stops operating. The light source 30 and the image sensing device 40 are respectively disposed on the rotation level =20. The light source 3 can be a light emitting diode, a fluorescent lamp or a halogen strip, and the image sensing device 4 includes a lens, and a charge coupled device (CCD) is disposed at the rear of the lens. And a storage device connected to the charge coupled device (not shown). When the light beam from the light source is projected onto the injection molded workpiece 20 = located below the conveyor belt 10, the light reflected back from the surface of the injection molded workpiece 2 is received by the shirt image sensing device 4 . The light source 3 and the image sensing device 4 are driven by the rotating platform 20 to perform a constant speed rotation, so that the image sensing device 40 can perform multiple positions on the surface circumference of the injection molded workpiece 2000. The reflected light is sensed and recorded. The processor % is a computer equipped with a qualified injection molded workpiece surface reflected light® program, and the processor 50 is connected to the image sensing device 40 by using an infrared or Bluetooth signal, and the image is sensed. The amount of reflected light recorded by the device 40 is compared with the amount of the standard reflected light. If the injection molded workpiece 2 is inspected and has defective injection molding defects, such as shrinkage, strain, etc., the amount of reflected light is reduced, so that the Whether or not the injection molding workpiece 200 has a defective injection molding defect exists. The defective workpiece removing device 60 is an air blowing device that is coupled to the processor 50. When the processor 50 determines that there is a defective injection molding defect in the injection molded workpiece 200 being inspected, the defective workpiece removing device 60 blows off the defective injection molded workpiece 2, and then the conveyor belt 11 200920587 ίο continues to operate. Thus, the private injection, λ-μ 〇 > * - the injection molded workpiece 200 to be inspected is tested below the slave turntable 20. = The processor 50 determines that the injection molded workpiece is being inspected 2 〇〇 = injection molding defect, the conveyor belt 1 〇 directly continues to transport 7 Figure 1 = send the test, the injection molding workpiece to the finished product station: 旌: no * The test is performed by injecting the next injection molded workpiece 200 to be inspected below the turret platform 20. As can be understood by X, the defective workpiece removing device can also be used to remove a defective workpiece under the control of the processor %.利申! I上7' The invention complies with the requirements of the invention patent, and the above is only the preferred embodiment of the present invention. The present invention is not limited to the above embodiment, and is familiar with the case. Technical Assistance = The equivalent modification of the spirit of the present invention is within the scope of the following patent application. White Ying/Letter [Simple description of the drawing] Method = Automatic inspection of injection molded workpiece provided by the embodiment of the invention Automatic inspection of workpiece [Explanation of main component symbols] Automatic inspection system
光源 處理器 ^圖2係本發明之實施例提供之射出成型 系統用於檢驗射出成型工件之示意圖。 100 射出成型工件 200 10 旋轉平臺 20 30 影像感測裝置 40 50 不良工件去除裝置 60 12 22 200920587 傳動軸 13Light Source Processor ^ Figure 2 is a schematic illustration of an injection molding system provided by an embodiment of the present invention for inspecting an injection molded workpiece. 100 Injection molded workpiece 200 10 Rotary table 20 30 Image sensing device 40 50 Bad workpiece removal device 60 12 22 200920587 Drive shaft 13