WO2021212548A1 - 3d视觉检测设备 - Google Patents

3d视觉检测设备 Download PDF

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Publication number
WO2021212548A1
WO2021212548A1 PCT/CN2020/088853 CN2020088853W WO2021212548A1 WO 2021212548 A1 WO2021212548 A1 WO 2021212548A1 CN 2020088853 W CN2020088853 W CN 2020088853W WO 2021212548 A1 WO2021212548 A1 WO 2021212548A1
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plate
guide
rod
mounting
visual inspection
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PCT/CN2020/088853
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English (en)
French (fr)
Inventor
许传国
杨振龙
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苏州必为智能控制科技有限公司
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Publication of WO2021212548A1 publication Critical patent/WO2021212548A1/zh

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    • 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
    • G01N21/8806—Specially adapted optical and illumination features
    • 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
    • B65G47/22—Devices influencing the relative position or the attitude of articles during transit by conveyors
    • 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
    • G01N2021/845—Objects on a conveyor

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  • the utility model belongs to the technical field of visual inspection, and particularly relates to a 3D visual inspection equipment.
  • the main technical problem solved by the utility model is to provide a 3D visual inspection device, which can flexibly guide and position the product through a spring to ensure the comprehensiveness and accuracy of image inspection.
  • a technical solution adopted by the present utility model is: a 3D visual inspection equipment, including a conveying mechanism, a material guiding mechanism, and a detection mechanism, and the conveying mechanism, the material guiding mechanism and the detection mechanism are all Located above the workbench, the detection mechanism is located above the guide mechanism;
  • the detection mechanism includes a CCD camera, a lifting drive mechanism that drives the CCD camera up and down, and a translation drive mechanism that drives the CCD camera to move horizontally.
  • the lifting drive mechanism includes a lifting plate, a handle, and a guide plate located on both sides of the lifting plate. The lower end of the guide plate is fixed to the workbench, the upper end of the guide plate is equipped with a connecting plate, the handle is connected with the screw rod, and the screw rod passes through the connecting plate and is threadedly connected with the lifting plate;
  • the material guide mechanism is provided with two and are respectively located on the left and right sides of the product.
  • the material guide mechanism includes a material guide plate, a connecting rod and a guide rod.
  • the material guide plate is installed with a number of A guide wheel, one end of the connecting rod is provided with a limit head, the other end of the connecting rod passes through a mounting plate and is connected to the guide plate, the mounting plate is fixed to the workbench, and the guide rod is connected to the guide plate.
  • the plate is fixed and the other end of the guide rod passes through the mounting plate, the guide rod is sleeved with a spring, and the spring is located between the material guide plate and the mounting plate.
  • the translation drive mechanism includes a mounting rod and a translation cylinder
  • the CCD camera is connected to the translation cylinder
  • the translation cylinder is mounted on the mounting rod
  • the mounting rod is fixed to the support plate
  • the support The board is fixed to the lifting board.
  • the guide plate is provided with a guide part, which gradually inclines toward the center of the worktable along the conveying direction of the product.
  • the conveying mechanism includes several conveying rollers.
  • the material guide plate is provided with a mounting groove, a plurality of the guide wheels are installed in the mounting groove, and the guide wheels protrude from the mounting groove.
  • the workbench is provided with a positioning hole matching the screw rod.
  • the detection mechanism of the utility model includes a CCD camera, a lifting drive mechanism that drives the CCD camera up and down, and a translation drive mechanism that drives the CCD camera to move horizontally, so as to adjust the position of the camera and ensure the comprehensiveness of image detection;
  • the material guide mechanism of the present invention is provided with two guide mechanisms which are respectively located on the left and right sides of the product.
  • the guide rod is fixed with the guide plate and the other end of the guide rod passes through the mounting plate.
  • the guide rod is covered with a spring, and the spring is located on the guide plate Between the mounting plate and the mounting plate, the product is guided and positioned flexibly through the spring to ensure the detection accuracy;
  • the material guide plate of the present invention is provided with a guide part, which gradually inclines to the center of the worktable along the conveying direction of the product, so as to guide the material to be tested. More preferably, the material guide plate is provided with an installation groove, Several guide wheels are installed in the installation slot to reduce the resistance during product transportation.
  • Figure 1 is a schematic diagram of the structure of the utility model
  • Figure 2 is a schematic diagram of the detection mechanism of the present invention.
  • Figure 3 is a schematic diagram of the structure of the guide mechanism of the present invention.
  • a 3D visual inspection device as shown in Figures 1 to 3, includes a conveying mechanism, a material guide mechanism 1 and a detection mechanism 2, and the conveying mechanism, the material guide mechanism 1 and the detection mechanism 2 are all It is located above the workbench 3, and the detection mechanism 2 is located above the material guide mechanism 1;
  • the detection mechanism 2 includes a CCD camera 21, a lifting drive mechanism that drives the CCD camera 21 up and down, and a translation drive mechanism that drives the CCD camera 21 to move horizontally.
  • the lifting drive mechanism includes a lifting plate 22, a handle 23, and two on the lifting plate 22.
  • Side guide plate 24, the lower end of the guide plate 24 is fixed to the workbench 3, the upper end of the guide plate 24 is installed with a connecting plate 25, the handle 23 is connected with the screw 26, the screw 26 passes through The connecting plate 25 is threadedly connected with the lifting plate 22;
  • the guide mechanism 1 includes a guide plate 11, a connecting rod 12, and a guide rod 13, and the guide plate 11 runs along the product.
  • a number of guide wheels 14 are installed in the conveying direction, one end of the connecting rod 12 is provided with a limit head 121, the other end of the connecting rod 12 passes through the mounting plate 15 and is connected to the guide plate 11, and the mounting plate 15 is fixed.
  • the guide rod 13 is fixed to the material guide plate 11 and the other end of the guide rod 13 passes through the mounting plate 15, the guide rod 13 is sheathed with a spring 16, and the spring 16 is located at the Between the guide plate 11 and the mounting plate 15.
  • the translation drive mechanism includes a mounting rod 27 and a translation cylinder 28, the CCD camera 21 is connected to the translation cylinder 28, the translation cylinder 28 is mounted on the mounting rod 27, and the mounting rod 27 is fixed to the support plate 29 , The supporting plate 29 is fixed to the lifting plate 22.
  • both the CCD camera 21 and the translation cylinder 28 are electrically connected to the controller.
  • the guide plate 11 is provided with a guide portion 111 which gradually inclines to the center of the worktable 3 along the conveying direction of the product.
  • the conveying mechanism includes several conveying rollers 4.
  • the guide plate 11 is provided with an installation groove 112, a plurality of the guide wheels 14 are installed in the installation groove 112, and the guide wheels 14 protrude from the installation groove 112.
  • the workbench 3 is provided with a positioning hole matching the screw 26.
  • the working principle of the utility model is as follows: manually turn the handle to adjust the CCD camera to an appropriate height, the product is conveyed by the conveying roller, and is conveyed to the bottom of the detection mechanism under the guidance of the material guide mechanism, and the camera is driven by the translation driving mechanism Move left and right to obtain the image of the product, so as to ensure the comprehensiveness and accuracy of image detection.

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  • 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)

Abstract

一种3D视觉检测设备，包括输送机构、导料机构(1)和检测机构(2)，输送机构、导料机构(1)和检测机构(2)皆位于工作台(3)的上方，检测机构(2)位于导料机构(1)的上方；检测机构(2)包括CCD相机(21)、驱动CCD相机(21)上下升降的升降驱动机构和驱动CCD相机(21)水平移动的平移驱动机构，升降驱动机构包括升降板(22)、把手(23)及位于升降板(22)两侧的导向板(24)，导向板(24)的下端固定于工作台(3)，导向板(24)的上端安装有连接板(25)，把手(23)与丝杆(26)连接，丝杆(26)穿过连接板(25)与升降板(22)螺纹连接。该设备通过弹簧(16)对产品进行柔性的导向定位，保证图像检测的全面性和精度。

Description

3D视觉检测设备 技术领域
本实用新型属于视觉检测技术领域，特别是涉及一种3D视觉检测设备。
背景技术
现在的检测主要靠模具及人工目测，每套模具检具造价昂贵，很多缺陷模具不能实现检测，增加企业的成本，人工检测需要提供大量的人力，长期工作容易产生疲惫，检测效率下降，存在主观因素，产品品质不能完全保证；
而且物体在流水线上输送过程中，由于流水线换向或者受外界影响往往会发生位置偏移的问题，从而使得物体输送位置发生改变，从而影响物体到达预设位置，检测的准确度较差。
实用新型内容
本实用新型主要解决的技术问题是提供一种3D视觉检测设备，通过弹簧对产品进行柔性的导向定位，保证图像检测的全面性和精度。
为解决上述技术问题，本实用新型采用的一个技术方案是：一种3D视觉检测设备，包括输送机构、导料机构和检测机构，所述输送机构、所述导料机构和所述检测机构皆位于工作台的上方，所述检测机构位于所述导料机构的上方；
所述检测机构包括CCD相机、驱动CCD相机上下升降的升降驱动机构和驱动CCD相机水平移动的平移驱动机构，所述升降驱动机构包括升降板、把手及位于升降板两侧的导向板，所述导向板的下端固定于所述工作台，所述导向板的上端安装有连接板，所述把手与丝杆连接，所述丝杆穿过连接板与升降板螺纹连接；
所述导料机构设有2个且分别位于产品的左、右两侧，所述导料机构包括导料板、连接杆和导向杆，所述导料板沿着产品输送的方向安装有若干个导轮，所述连接杆的一端设有限位头，所述连接杆的另一端穿过安装板与导料板连接，所述安装板固定于所述工作台，所述导向杆与导料板固定且导向 杆的另一端穿过所述安装板，所述导向杆套有弹簧，所述弹簧位于所述导料板和安装板之间。
进一步地说，所述平移驱动机构包括安装杆和平移气缸，所述CCD相机与所述平移气缸连接，所述平移气缸安装于所述安装杆，所述安装杆固定于支撑板，所述支撑板固定于升降板。
进一步地说，所述导料板设有导向部，所述导向部沿着产品的输送方向逐渐向工作台的中心倾斜。
进一步地说，所述输送机构包括若干根输送辊。
进一步地说，所述导料板设有安装槽，若干个所述导轮安装于安装槽，且所述导轮凸出于所述安装槽。
进一步地说，所述工作台设有与所述丝杆相匹配的定位孔。
本实用新型的有益效果至少具有以下几点：
本实用新型的检测机构包括CCD相机、驱动CCD相机上下升降的升降驱动机构和驱动CCD相机水平移动的平移驱动机构，从而对相机的位置进行调整，保证图像检测的全面性；
本实用新型的导料机构设有2个且分别位于产品的左、右两侧，导向杆与导向板固定且导向杆的另一端穿过安装板，导向杆套有弹簧，弹簧位于导料板和安装板之间，通过弹簧对产品进行柔性的导向定位，保证检测精度；
本实用新型的导料板设有导向部，导向部沿着产品的输送方向逐渐向工作台的中心倾斜，从而对被检测产品进行导料，更佳的是，导料板设有安装槽，若干个导轮安装于安装槽，从而减少产品输送时的阻力。
附图说明
图1是本实用新型的结构示意图；
图2是本实用新型的检测机构的机构示意图；
图3是本实用新型的导料机构的结构示意图；
附图中各部分标记如下：
导料机构1、导料板11、导向部111、安装槽112、连接杆12、限位头121、 导向杆13、导轮14、安装板15、弹簧16、检测机构2、CCD相机21、升降板22、把手23、导向板24、连接板25、丝杆26、安装杆27、平移气缸28、支撑板29、工作台3和输送辊4。
具体实施方式
下面结合附图对本实用新型的较佳实施例进行详细阐述，以使本实用新型的优点和特征能更易于被本领域技术人员理解，从而对本实用新型的保护范围做出更为清楚明确的界定。
实施例：一种3D视觉检测设备，如图1-图3所示，包括输送机构、导料机构1和检测机构2，所述输送机构、所述导料机构1和所述检测机构2皆位于工作台3的上方，所述检测机构2位于所述导料机构1的上方；
所述检测机构2包括CCD相机21、驱动CCD相机21上下升降的升降驱动机构和驱动CCD相机21水平移动的平移驱动机构，所述升降驱动机构包括升降板22、把手23及位于升降板22两侧的导向板24，所述导向板24的下端固定于所述工作台3，所述导向板24的上端安装有连接板25，所述把手23与丝杆26连接，所述丝杆26穿过连接板25与升降板22螺纹连接；
所述导料机构1设有2个且分别位于产品的左、右两侧，所述导料机构1包括导料板11、连接杆12和导向杆13，所述导料板11沿着产品输送的方向安装有若干个导轮14，所述连接杆12的一端设有限位头121，所述连接杆12的另一端穿过安装板15与导料板11连接，所述安装板15固定于所述工作台3，所述导向杆13与导料板11固定且导向杆13的另一端穿过所述安装板15，所述导向杆13套有弹簧16，所述弹簧16位于所述导料板11和安装板15之间。
所述平移驱动机构包括安装杆27和平移气缸28，所述CCD相机21与所述平移气缸28连接，所述平移气缸28安装于所述安装杆27，所述安装杆27固定于支撑板29，所述支撑板29固定于升降板22。
具体实施时，所述CCD相机21和所述平移气缸28皆与控制器电连接。
所述导料板11设有导向部111，所述导向部111沿着产品的输送方向逐 渐向工作台3的中心倾斜。
所述输送机构包括若干根输送辊4。
所述导料板11设有安装槽112，若干个所述导轮14安装于安装槽112，且所述导轮14凸出于所述安装槽112。
所述工作台3设有与所述丝杆26相匹配的定位孔。
本实用新型的工作原理如下：手动转动把手将CCD相机调至适当的高度，产品通过输送辊进行输送，在导料机构的导向作用下输送至检测机构的下方，相机在平移驱动机构的驱动下左右移动获取产品的图像，从而保证图像检测的全面性和精度。
以上所述仅为本实用新型的实施例，并非因此限制本实用新型的专利范围，凡是利用本实用新型说明书及附图内容所作的等效结构变换，或直接或间接运用在其他相关的技术领域，均同理包括在本实用新型的专利保护范围内。

Claims (6)

  1. 一种3D视觉检测设备，其特征在于：包括输送机构、导料机构(1)和检测机构(2)，所述输送机构、所述导料机构和所述检测机构皆位于工作台(3)的上方，所述检测机构位于所述导料机构的上方；
    所述检测机构包括CCD相机(21)、驱动CCD相机上下升降的升降驱动机构和驱动CCD相机水平移动的平移驱动机构，所述升降驱动机构包括升降板(22)、把手(23)及位于升降板两侧的导向板(24)，所述导向板的下端固定于所述工作台，所述导向板的上端安装有连接板(25)，所述把手与丝杆(26)连接，所述丝杆穿过连接板与升降板螺纹连接；
    所述导料机构设有2个且分别位于产品的左、右两侧，所述导料机构包括导料板(11)、连接杆(12)和导向杆(13)，所述导料板沿着产品输送的方向安装有若干个导轮(14)，所述连接杆的一端设有限位头(121)，所述连接杆的另一端穿过安装板(15)与导料板连接，所述安装板固定于所述工作台，所述导向杆与导料板固定且导向杆的另一端穿过所述安装板，所述导向杆套有弹簧(16)，所述弹簧位于所述导料板和安装板之间。
  2. 根据权利要求1所述的3D视觉检测设备，其特征在于：所述平移驱动机构包括安装杆(27)和平移气缸(28)，所述CCD相机与所述平移气缸连接，所述平移气缸安装于所述安装杆，所述安装杆固定于支撑板(29)，所述支撑板固定于升降板。
  3. 根据权利要求1所述的3D视觉检测设备，其特征在于：所述导料板设有导向部(111)，所述导向部沿着产品的输送方向逐渐向工作台的中心倾斜。
  4. 根据权利要求1所述的3D视觉检测设备，其特征在于：所述输送机构包括若干根输送辊(4)。
  5. 根据权利要求1所述的3D视觉检测设备，其特征在于：所述导料板设有安装槽(112)，若干个所述导轮安装于安装槽，且所述导轮凸出于所述安装槽。
  6. 根据权利要求1所述的3D视觉检测设备，其特征在于：所述工作台设有与所述丝杆相匹配的定位孔。
PCT/CN2020/088853 2020-04-23 2020-05-07 3d视觉检测设备 WO2021212548A1 (zh)

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CN114268739A (zh) * 2021-12-27 2022-04-01 无锡超通智能制造技术研究院有限公司 一种微型摄像头模组高效激光标印装备

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