WO2019137128A1 - 自动按压检测设备 - Google Patents

自动按压检测设备 Download PDF

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Publication number
WO2019137128A1
WO2019137128A1 PCT/CN2018/119836 CN2018119836W WO2019137128A1 WO 2019137128 A1 WO2019137128 A1 WO 2019137128A1 CN 2018119836 W CN2018119836 W CN 2018119836W WO 2019137128 A1 WO2019137128 A1 WO 2019137128A1
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WIPO (PCT)
Prior art keywords
disposed
transmission mechanism
detecting device
axis
pressing
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PCT/CN2018/119836
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English (en)
French (fr)
Inventor
夏浩然
叶坤
商秋锋
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苏州精濑光电有限公司
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Publication of WO2019137128A1 publication Critical patent/WO2019137128A1/zh

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M7/00—Vibration-testing of structures; Shock-testing of structures
    • G01M7/08—Shock-testing

Definitions

  • the present disclosure relates to the field of display screen detection technology, for example, to an automatic pressure detecting apparatus.
  • the display screen may have poor production problems in various aspects of production, which leads to abnormal display on the display screen. Therefore, in the production process, the display screen needs to be tested to prevent defective products from flowing into the next production link or the client, thereby improving the yield. After the display screen is produced, it is necessary to test the screen glass of the display screen for anti-pressing and anti-knocking.
  • the manual tapping detection method is used for detecting, and the detecting personnel are armed with a dust-free cloth.
  • the present disclosure provides an automatic pressure detecting device that can improve the detection efficiency and detection accuracy of the screen glass of the display screen.
  • An automatic pressure detecting device for detecting a press of a display screen, the automatic press detecting device comprising: a base; at least one set of Z-axis transmission mechanisms, the Z-axis transmission mechanism being disposed on the base; pressing a platform, the pressing platform is coupled to the Z-axis transmission mechanism; and a first pressing head assembly disposed on the pressing platform and corresponding to a tapping point of the display screen.
  • At least one set of Y-axis transmission mechanisms are disposed on the base in the Y-axis direction, and a Z-axis transmission mechanism is disposed along the Z-axis direction, and the Z-axis transmission mechanism and the corresponding Y-axis transmission mechanism respectively Connected, and the Y-axis transmission mechanism drives the Z-axis transmission mechanism to move in the Y-axis direction, and the Y-axis direction is perpendicular to the Z-axis direction.
  • FIG. 1 is a schematic overall structural view of an automatic press detecting device according to an embodiment
  • FIG. 2 is a schematic perspective view showing the connection of a pressing platform, a Z-axis transmission mechanism, and a Y-axis transmission mechanism according to an embodiment
  • Figure 3 is a partially enlarged schematic view of the portion A of Figure 2;
  • FIG. 4 is a plan view showing the connection of the pressing platform, the Z-axis transmission mechanism and the Y-axis transmission mechanism according to an embodiment
  • Figure 5 is a partially enlarged schematic view of the portion B of Figure 4.
  • Figure 6 is a front elevational view showing the connection of the pressing platform, the Z-axis transmission mechanism and the Y-axis transmission mechanism according to an embodiment
  • Fig. 7 is a partially enlarged schematic view showing a portion C of Fig. 6.
  • a first pressing head assembly 41, a guiding cylinder; 42, a guiding rod; 43, a limiting block; 44, a pressing head; 45, a spring; 46, a support ring;
  • the embodiment provides an automatic pressure detecting device, which is configured to detect the quality of the display glass, instead of the manual tap detection, which improves the detection efficiency and the detection accuracy.
  • the automatic press detecting device comprises: a base 1; two sets of Z-axis transmission mechanisms 2, and two sets of Z-axis transmission mechanisms 2 including a first Z-axis transmission mechanism and a second Z-axis transmission mechanism, the first Z-axis transmission mechanism setting On the first side of the base 1, the second Z-axis transmission mechanism is disposed on the second side of the base 1; the pressing platform 3, the first end of the pressing platform 3 and the first Z
  • the shaft drive mechanism is connected, the second end of the pressing platform 3 is connected to the second Z-axis transmission mechanism, and the pressing platform 3 is provided with a first pressing head assembly 4 corresponding to the tapping point of the display screen;
  • An information collecting mechanism (not shown) is mounted on the base 1 and the information collecting mechanism is placed above the pressing platform 3.
  • the first side and the second side of the base 1 are each provided with a Y-axis transmission mechanism 6 in the Y-axis direction
  • the Y-axis transmission mechanism 6 includes a module screw shaft 61.
  • a screw slide 62 is mounted on the module screw shaft 61.
  • One end of the module screw shaft 61 is connected to the first motor 63, and the first motor 63 drives the screw slide 62 to slide on the module screw shaft 61.
  • the first Z-axis transmission mechanism is mounted on the screw slide 62 of the Y-axis transmission mechanism 6 on the first side of the base 1
  • the second Z-axis transmission mechanism is mounted on the screw shaft of the Y-axis transmission mechanism 6 on the second side of the base 2.
  • the Y-axis transmission mechanism 6 can also be other horizontally-moving transmission mechanisms.
  • the pressing platform 3 can move in the Y-axis direction, adaptively adjust the position of the pressing platform 3, further improve the accuracy of the display screen detection, and can also detect different size display screens, and expand the use range of the automatic pressure detecting device. .
  • the Z-axis transmission mechanism 2 includes a square frame fixed to the screw slide 62, and the inner side of the square frame is provided with mutually parallel screw rods 21 in the Z-axis direction and
  • the first sliding rail 22 has a Y-axis direction perpendicular to the Z-axis direction, and the first sliding rail 22 is mounted with a first sliding block 24, and the first sliding block 24 is movable on the first sliding rail 22, and the screw 21 is provided
  • the nut 23 is fixedly connected to the first slider 24, and one end of the screw 21 is coupled to the output shaft of the second motor 25 by gear transmission. As shown in FIG.
  • the first end of the pressing platform 3 is fixedly connected with the nut 23 on the first Z-axis transmission mechanism, and the second end of the pressing platform 3 and the second Z-axis transmission mechanism
  • the nut 23 is fixedly connected, and the second motor 25 starts to rotate the rotary screw 21, and the screw 21 drives the nut 23 to move up and down, thereby driving the pressing platform 3 to move up and down.
  • the Z-axis transmission mechanism 2 is not limited to the above-described screw-thread transmission method, and may be other transmission methods.
  • the pressing platform 3 includes two beams 31 disposed along the X-axis direction and parallel to each other.
  • the two beams 31 are spaced apart, and the upper surface of each of the beams 31 is connected
  • Eight vertical beams 32 are disposed along the Y-axis direction and are parallel to each other, and the position of the vertical beams 32 in the X-axis direction can be adjusted.
  • the beam 31 is not limited to two, and the number of the beams 31 is increased or decreased according to actual test requirements.
  • the vertical beam 32 is not limited to only eight, and is also determined according to the size of the actual test screen.
  • the upper surface of the beam 31 is provided with a second sliding rail 311 and a first positioning rail 312 which are parallel to each other in the X-axis direction, and the second sliding rail 311 is provided on the second sliding rail 311.
  • a second slider 313, the lower surface of the vertical beam 32 is fixedly connected to the upper surface of the second slider 313, and the first positioning rail 312 is provided with a positioning groove on the vertical beam 32 and the first positioning rail 312.
  • the corresponding position of the positioning groove is provided with a locking member 5, and the locking member 5 includes a locking bolt.
  • the locking bolt is screwed, and the end of the vertical beam 32 abuts against the groove bottom of the positioning groove of the first positioning rail 312 to fix the position of the vertical beam 32.
  • the locking member 5 is not limited to the above structure, and may be other structures having a locking function.
  • the vertical beam 32 is provided with a third sliding rail 321 and a second positioning rail 322 which are arranged in the Y-axis direction and are parallel to each other.
  • the third sliding rail 321 is mounted with a third sliding block 323, the third sliding The block 323 is connected to the connecting plate 324 by bolts.
  • the connecting plate 324 is connected to the second positioning rail 322 at one end thereof, and the locking member 5 is connected to the second positioning rail 322.
  • the first pressing head assembly 4 is connected to one end of the connecting plate 324 away from the second positioning rail 322.
  • the third slider 323 slides on the third rail 321 to adjust the position of the first pressing head assembly 4 in the Y-axis direction.
  • the second positioning rail 322 is also provided with a positioning groove, and the locking member 5 cooperates with the positioning groove to fix the position of the first pressing head assembly 4.
  • the first pressing head assembly 4 can be adjusted in the X-axis direction and the Y-axis direction, respectively, so that the pressing platform 3 can detect the display screens of different sizes, and the automatic pressing detecting device has a wide range of use.
  • three vertical pressing head assemblies 4 are respectively disposed on each vertical beam 32, and more first pressing head assemblies 4 may be disposed on each vertical beam 32. Suitable for detection of different display screens.
  • the first pressing head assembly 4 includes a guide rod 42 and a guide cylinder 41 mounted on a lower surface of the connecting plate 324, and the connecting plate 324 is opened at a position corresponding to the guide cylinder 41.
  • the first end of the guiding rod 42 sequentially passes through the holes in the guiding cylinder 41 and the connecting plate 324, and the end of the guiding rod 42 is fixed to the limiting block 43, and the guiding rod 42 can be up and down along the inner wall of the guiding cylinder 41.
  • the limiting block 43 has a cylindrical shape, and the horizontal sectional area of the limiting block 43 is larger than the horizontal sectional area of the hole on the connecting plate 324, and the setting of the limiting block 43 prevents the guiding rod 42 from falling out of the guiding cylinder 41.
  • the second end of the guiding rod 42 is connected with a pressing head 44, and the pressing head 44 faces the display screen.
  • the pressing head 44 has a cylindrical shape, and the outer wall of the pressing head 44 is wrapped with a non-woven fabric, and the fixing clamp is used. A woven fabric (not shown) is fixed to the pressing head 44.
  • the fixing clamp (not shown) is provided with a detachment preventing function, and the fixing ferrule includes a fixing ring and a fastening bolt, and the fastening bolt is adjusted by adjusting Adjust the diameter of the fixing ring to achieve the installation and disassembly of the non-woven fabric, and the setting of the fixing clamp It will replace the non-woven fabric.
  • the horizontal cross-sectional area of the pressing head 44 is circular, and the diameter of the pressing head 44 is 4-5 mm. In one embodiment, the diameter of the pressing head 44 is 4.5 mm, so that the pressing head 44 can cover the tapping point, and the detection is accurate. High degree.
  • the pressing head 44 is made of silica gel having a Brinell hardness of 30-35, which can detect the display glass without damaging the display glass.
  • a support ring 46 is fixed to a side of the guide cylinder 41 adjacent to the pressing head 44.
  • a support ring 46 is fixed to a side of the pressing head 44 adjacent to the guiding cylinder 41, and the support ring 46 is sleeved on the guiding rod 42.
  • a spring 45 is further disposed on the guiding rod 42. The first end of the spring 45 abuts against the supporting ring 46 connected to the guiding cylinder 41, and the second end abuts the supporting ring 46 connected to the pressing head 44.
  • the arrangement of the support ring 46 effectively prevents the spring 45 from being caught in the guide cylinder 41 or into the pressing head 44.
  • the maximum pressure value of the single point that the automatic pressing detecting device can output is 50N, and the deformation amount of the spring 45 cannot exceed 4cm. Therefore, the flat spring with sufficient elasticity is selected, and the elastic force of the selected flat wire spring is 4N/mm, calculated according to the single point maximum pressure value of 50N, the maximum deformation of the flat wire spring is 12.5mm, which meets the requirements for use.
  • a pressure regulating mechanism 7 is provided on one side of the pressing platform 3, and the pressure regulating mechanism 7 includes a second pressing head assembly 71 mounted on the pressing platform 3 and a pressure sensor mounted on the base 1. 72.
  • the structure of the second pressing head assembly 71 is the same as that of the first pressing head assembly 4.
  • the pressing head 44 of the first pressing head assembly 4 faces the display screen, the position of the pressure sensor 72 and the position of the pressing head 44.
  • the pressing platform 3 moves downward, the first pressing head assembly 4 is in contact with the display glass, the second pressing head assembly 71 is in contact with the pressure sensor 72, and the pressure sensor 72 collects the pressure value and feeds back to the human-machine interface, thereby obtaining The pressure platform is pressed downward to apply pressure to the display screen.
  • the required pressure is different in magnitude, and the pressure value of pressing down the platform 3 can be set by the human-machine interface.
  • the pressure regulating mechanism 7 is arranged to adjust and detect the pressure of the pressing platform 3 to press the display screen, and can detect the display screens of different thicknesses, and has a wide use range.
  • the information collecting mechanism (not shown) is connected to the base 1.
  • the information collecting mechanism includes a CCD camera placed above the pressing platform 3, and the CCD camera is in the X-axis, the Y-axis, and the Z-axis direction. Can be adjusted on the top.
  • the CCD camera collects the state image when the display screen is pressed, and transmits the state image to the control system, and the control system analyzes whether the display glass is good according to the collected image.
  • the automatic pressure detecting device described in this embodiment can be applied to the detection of display screens of different specifications, has a wide use range, and has high detection efficiency and high precision of precision measurement.
  • the information collecting mechanism collects the information of the condition of the glass, and determines whether the display glass is a good product, and the information collecting mechanism can obtain the detection result in real time and the detection accuracy is high.
  • the automatic pressure detecting device described in this embodiment includes a pressing platform 3 capable of automatically lifting and lowering, and the pressing platform 3 is provided with a first pressing head assembly 4 corresponding to a tapping point of the display screen instead of the manual tapping display screen.
  • the glass is tested, the detection efficiency is high, and the accuracy of the selection of the tap point is high.

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  • General Physics & Mathematics (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)

Abstract

一种自动按压检测设备，设置为对显示屏的按压检测，所述自动按压检测设备包括：基座；至少一组Z轴传动机构，所述Z轴传动机构设置于所述基座上；按压平台，所述按压平台与所述Z轴传动机构连接；及设置于所述按压平台上，且与所述显示屏的敲击点相对应的第一按压头组件。

Description

自动按压检测设备
本申请要求申请日为2018年01月12日、申请号为201810029262.9的中国专利申请的优先权，该申请的全部内容通过引用结合在本申请中。
技术领域
本公开涉及显示屏检测技术领域，例如涉及一种自动按压检测设备。
背景技术
随着社会的发展，显示屏在生活中的应用越来越多，与我们的日常生活息息相关，显示屏在生产的多个环节中皆有可能出现生产不良的问题，进而导致显示屏显示异常，因此在生产过程中，需要对显示屏进行检测，以防止不良品流入下一生产环节或者客户端，从而提高良品率。在显示屏生产完后，需要对显示屏的屏幕玻璃进行抗按压及抗敲击等能力的检测，在相关技术中，采用手动敲击的检测方式进行检测，检测人员手持包裹有无尘布的按压锤，按照屏幕排布的敲击点分布图，逐一敲击屏幕玻璃，然后检测屏幕玻璃的状况，上述的显示屏的屏幕玻璃检测方法效率低，且人为因素会导致人工检测精度低。
发明内容
本公开提供了一种自动按压检测设备，可以提高显示屏的屏幕玻璃的检测效率及检测精度。
一种自动按压检测设备，设置为对显示屏的按压检测，所述自动按压检测设备包括：基座；至少一组Z轴传动机构，所述Z轴传动机构设置于所述基座上；按压平台，所述按压平台与所述Z轴传动机构连接；及设置于所述按压平台上，且与所述显示屏的敲击点相对应的第一按压头组件。
作为优选技术方案，所述基座上沿Y轴方向设置有至少一组Y轴传动机构，沿Z轴方向设置Z轴传动机构，所述Z轴传动机构分别与对应的所述Y轴传动机构连接，且所述Y轴传动机构驱动所述Z轴传动机构沿Y轴方向移动，Y轴方向与Z轴方向垂直。
附图说明
图1是一实施例所述的自动按压检测设备整体结构示意图；
图2是一实施例所述的按压平台、Z轴传动机构和Y轴传动机构连接的立体结构示意图；
图3是图2的A处局部放大示意图；
图4是一实施例所述的按压平台、Z轴传动机构和Y轴传动机构连接的俯视图；
图5是图4的B处局部放大示意图；
图6是一实施例所述的按压平台、Z轴传动机构和Y轴传动机构连接的主视图；
图7是图6的C处局部放大示意图。
图中：
1、基座；
2、Z轴传动机构；21、丝杆；22、第一滑轨；23、丝母；24、第一滑块；25、第二电机；
3、按压平台；31、横梁；311、第二滑轨；312、第一定位导轨；313、第二滑块；32、竖梁；321、第三滑轨；322、第二定位导轨；323、第三滑块；324、连接板；
4、第一按压头组件；41、导向筒；42、导向杆；43、限位块；44、按压头；45、弹簧；46、支撑环；
5、锁紧件；
6、Y轴传动机构；61、模组丝杆轴；62、螺杆滑台；63、第一电机；
7、调压机构；71、第二按压头组件；72、压力传感器。
具体实施方式
如图1-7所示，本实施例提供了一种自动按压检测设备，设置为检测显示屏玻璃的好坏程度，代替了人工敲击检测，提高了检测效率和检测精度。该自动按压检测设备包括：基座1；两组Z轴传动机构2，两组Z轴传动机构2包括第一Z轴传动机构和第二Z轴传动机构，所述第一Z轴传动机构设置于所述基座1的第一侧，所述第二Z轴传动机构设置于所述基座1的第二侧；按压平台3，所述按压平台3的第一端与所述第一Z轴传动机构连接，所述按压平台3的第二端与所述第二Z轴传动机构连接，所述按压平台3上设有与显示屏的敲击点相对应的第一按压头组件4；信息采集机构(图中未示出)，安装于所述基座1上，且所述信息采集 机构置于所述按压平台3上方。
在一实施例中，如图2所示，基座1的第一侧和第二侧沿Y轴方向均设置有Y轴传动机构6，所述Y轴传动机构6包括模组丝杆轴61，模组丝杆轴61上安装有螺杆滑台62，模组丝杆轴61的一端连接第一电机63，所述第一电机63驱动螺杆滑台62在模组丝杆轴61上滑动，第一Z轴传动机构安装在基座1第一侧的Y轴传动机构6的螺杆滑台62上，第二Z轴传动机构安装在基座2第二侧的Y轴传动机构6的螺杆滑台62上。此外，所述Y轴传动机构6还可以是其它水平运动的传动机构。按压平台3能在Y轴方向上移动，适应性地调整按压平台3的位置，进一步提高了显示屏检测的精确度，且还可以检测不同尺寸的显示屏，扩大了自动按压检测设备的使用范围。
如图2和图3所示，所述Z轴传动机构2包括方形框架，所述方形框架固接在螺杆滑台62上，方形框架的内侧沿Z轴方向设置有相互平行的丝杆21和第一滑轨22，Y轴方向与Z轴方向垂直，第一滑轨22上安装有第一滑块24，第一滑块24能在第一滑轨22上移动，丝杆21上设有丝母23，所述丝母23与第一滑块24固定连接，所述丝杆21的一端通过齿轮传动的方式与第二电机25的输出轴连接。如图4所示，所述按压平台3的的第一端与第一Z轴传动机构上的丝母23固定连接，所述按压平台3的的第二端与第二Z轴传动机构上的丝母23固定连接，所述第二电机25启动旋转驱动丝杆21旋转，丝杆21驱动丝母23上下移动，进而带动按压平台3上下移动。此外，所述Z轴传动机构2不仅仅局限于上述的丝杆丝母传动方式，还可以是其它传动方式。
在本实施例中，如图4所示，所述按压平台3包括两根沿X轴方向设置且相互平行的横梁31，两根横梁31间隔设置，每一所述横梁31的上表面连接有八根沿Y轴方向设置且相互平行的竖梁32，所述竖梁32在X轴方向的位置可调节。此外，所述横梁31不仅仅局限于两根，根据实际的测试需求增加或者减少横梁31的数量，所述竖梁32也不仅仅局限于八根，也是根据实际测试显示屏的尺寸而定。
在一实施例中，如图5所示，所述横梁31的上表面沿X轴方向设有相互平行的第二滑轨311和第一定位导轨312，所述第二滑轨311上设有第二滑块313，所述竖梁32的下表面与第二滑块313的上表面固定连接，所述第一定位导轨312上开有定位槽，竖梁32上与第一定位导轨312上的定位槽相对应的位置设有锁紧件5，所述锁紧件5包括锁紧螺栓，在调节竖梁32在X轴方向上的位置时，竖梁32在第二滑轨311上移动，位置调整好后，旋拧锁紧螺栓，竖梁32端部抵接第一定位 导轨312的定位槽的槽底，以将竖梁32的位置固定。此外，所述锁紧件5不仅仅局限于上述结构，也可以是其它具有锁紧功能的结构。
所述竖梁32上设有沿Y轴方向设置且相互平行的第三滑轨321和第二定位导轨322，所述第三滑轨321上安装有第三滑块323，所述第三滑块323通过螺栓连接有连接板324，所述连接板324靠近第二定位导轨322的一端连接有锁紧件5，连接板324远离第二定位导轨322的一端连接有第一按压头组件4，第三滑块323在第三滑轨321上滑动，调节第一按压头组件4在Y轴方向上的位置。所述第二定位导轨322上也开有定位槽，所述锁紧件5与定位槽配合将第一按压头组件4的位置固定。
第一按压头组件4分别能在X轴方向和Y轴方向进行调节，使得此按压平台3能对不同尺寸规格的显示屏进行检测，自动按压检测设备使用范围广。
在本实施例中，根据显示屏敲击点的分布，每根竖梁32上分别设有三个第一按压头组件4，也可以在每根竖梁32上设置更多第一按压头组件4，适用于不同的显示屏的检测。
如图6和图7所示，所述第一按压头组件4包括导向杆42和安装在连接板324下表面的导向筒41，所述连接板324上与导向筒41相对应的位置处开有孔，所述导向杆42的第一端依次穿过导向筒41和连接板324上的孔，且导向杆42的端部固接有限位块43，导向杆42能沿导向筒41内壁上下移动，所述限位块43呈圆柱形，且限位块43的水平截面面积大于连接板324上的孔的水平截面面积，限位块43的设置防止了导向杆42从导向筒41内脱落，所述导向杆42的第二端连接有按压头44，且按压头44朝向显示屏，所述按压头44呈圆柱形，按压头44的外壁包裹有无纺布，采用固定卡箍将无纺布(图中未示出)固定在按压头44上，所述固定卡箍(图中未示出)具备防脱滑功能，固定卡箍包括固定环和紧固螺栓，通过调节紧固螺栓调节固定环直径的大小，进而实现无纺布的安装和拆卸，固定卡箍的设置方便更换无纺布。
所述按压头44的水平截面面积为圆形，按压头44的直径为4-5mm，在一实施例中，按压头44的直径为4.5mm，使得压头44能覆盖敲击点，检测准确度高。按压头44由硅胶制成，所述硅胶布氏硬度为30-35，既能实现对显示屏玻璃的检测，也不会损坏显示屏玻璃。
所述导向筒41靠近按压头44的一侧固接有支撑环46，按压头44靠近导向筒41的一侧固接有支撑环46，且该支撑环46套设在导向杆42上，所述导向杆42上 还套设有弹簧45，所述弹簧45的第一端抵接于导向筒41上连接的支撑环46，第二端抵接于按压头44上连接的支撑环46，所述支撑环46的设置有效地防止了弹簧45卡进导向筒41内或按压头44内。
在本实施例中，要求自动按压检测设备能输出的单点最大压力值为50N，弹簧45的变形量不能超过4cm，因此，选用弹力充分的扁线弹簧，所选用的扁线弹簧的弹力为4N/mm，按照单点最大压力值为50N计算，扁线弹簧的最大变形量为12.5mm，符合使用要求。
如图6所示，在按压平台3的一侧设有调压机构7，所述调压机构7包括安装在按压平台3上的第二按压头组件71以及安装在基座1上的压力传感器72，所述第二按压头组件71的结构与第一按压头组件4的结构相同，第一按压头组件4的按压头44朝向显示屏，所述压力传感器72的位置与按压头44的位置相对应，在按压平台3向下移动时，第一按压头组件4与显示屏玻璃接触，第二按压头组件71与压力传感器72接触，压力传感器72采集压力值反馈于人机界面，从而得出按压平台3向下对显示屏施加压力的大小。在测试不同的显示屏时，需要的压力的大小不同，可以通过人机界面设置按压平台3向下按压的压力值的大小。
所述调压机构7设置为调节和检测按压平台3按压显示屏的压力，能对不同厚度的显示屏进行检测，使用范围广。
所述信息采集机构(图中未示出)与基座1连接，该信息采集机构包括CCD相机，所述CCD相机置于按压平台3的上方，CCD相机在X轴、Y轴和Z轴方向上均可调节。在按压平台3下移，按压头44按压显示屏时，CCD相机采集显示屏按压时的状态图像，并将状态图像传输给控制***，控制***根据采集的图像分析显示屏玻璃是否为良品。
本实施例中所述的自动按压检测设备能适用于不同规格尺寸的显示屏的检测，使用范围广，并且检测效率高，精测精确度高。
在第一按压头组件4按压显示屏玻璃时，信息采集机构采集玻璃的状况的信息，并判断显示屏玻璃是否为良品，信息采集机构可实时获取检测结果且检测精确度高。
本实施例中所述的自动按压检测设备包括能自动升降的按压平台3，按压平台3上设有与显示屏的敲击点相对应的第一按压头组件4，代替了人工敲击显示屏玻璃进行检测，检测效率高，敲击点选择的准确性高。

Claims (10)

  1. 一种自动按压检测设备，设置为对显示屏的按压检测，所述自动按压检测设备包括：
    基座(1)；
    至少一组Z轴传动机构(2)，所述Z轴传动机构(2)设置于所述基座(1)上；
    按压平台(3)，所述按压平台(3)与所述Z轴传动机构(2)连接；及
    设置于所述按压平台(3)上，且与所述显示屏的敲击点相对应的第一按压头组件(4)。
  2. 根据权利要求1所述的自动按压检测设备，还包括设置于述基座(1)上的沿Y轴方向设置的至少一组Y轴传动机构(6)，及沿Z轴方向设置的Z轴传动机构(2)，所述Z轴传动机构(2)与对应的所述Y轴传动机构(6)连接，且所述Y轴传动机构(6)驱动所述Z轴传动机构(2)沿Y轴方向移动，Y轴方向与Z轴方向垂直。
  3. 根据权利要求2所述的自动按压检测设备，其中，所述Y轴传动机构(6)包括沿Y轴方向设置的模组丝杆轴(61)，设置于所述模组丝杆轴(61)上的螺杆滑台(62)，及第一电机(63)，所述Z轴传动机构(2)安装在所述螺杆滑台(62)上，所述模组丝杆轴(61)的一端连接所述第一电机(63)。
  4. 根据权利要求1-3中任一项所述的自动按压检测设备，其中，所述Z轴传动机构(2)包括沿Z轴方向设置且相互平行的丝杆(21)和第一滑轨(22)，设置于所述第一滑轨(22)上的第一滑块(24)，设置于所述丝杆(21)上与所述第一滑块(24)连接的丝母(23)，及第二电机(25)，所述按压平台(3)与所述丝母(23)连接，所述丝杆(21)由所述第二电机(25)驱动旋转。
  5. 根据权利要求1所述的自动按压检测设备，其中，所述按压平台(3)包括至少两个沿X轴方向设置且相互平行的横梁(31)，两个所述横梁(31)上方设有多根沿Y轴方向设置且相互平行的竖梁(32)；
    所述自动按压检测设备还包括设置于所述横梁(31)上，且沿X轴方向间隔设有第二滑轨(311)和第一定位导轨(312)，及设置于所述第二滑轨(311)上的第二滑块(313)，所述竖梁(32)连接在所述第二滑块(313)上，所述自动按压检测设备还包括锁紧件(5)，所述锁紧件(5)设置于所述竖梁(32)上，且与所述第一定位导轨(312)相对应的位置，所述锁紧件(5)设置为将所述竖梁(32)位置固定。
  6. 根据权利要求5所述的自动按压检测设备，还包括设置于所述竖梁(32)上沿Y轴方向间隔设有第三滑轨(321)和第二定位导轨(322)，设置于所述第三滑轨(321)上的第三滑块(323)，及与所述第三滑块(323)连接的连接板(324)，所述连接板(324)的第一端安装所述第一按压头组件(4)，所述锁紧件(5)设置于所述连接板(324)的第二端，所述锁紧件(5)与所述第二定位导轨(322)相对应，且设置为将第一按压头组件(4)位置固定。
  7. 根据权利要求6所述的自动按压检测设备，其中，所述第一按压头组件(4)包括与所述连接板(324)的下表面连接的导向筒(41)以及一端依次穿过导向筒(41)和连接板(324)的导向杆(42)，且所述导向杆(42)可相对导所述向筒(41)和所述连接板(324)上下移动；
    所述导向杆(42)靠近连接板(324)上表面的第一端连接有限位块(43)，第二端连接有按压头(44)，所述第一按压头组件(4)还包括设置于所述按压头(44)上可拆卸连接的无纺布，及套设于所述导向杆(42)上的弹簧(45)，且所述弹簧(45)的第一端与所述按压头(44)的上表面抵接，所述弹簧(45)的第二端与所述导向筒(41)的下表面抵接。
  8. 根据权利要求7所述的自动按压检测设备，还包括套设于所述导向杆(42)上的两个支撑环(46)，其中一个所述支撑环(46)与所述按压头(44)的上表面固接，另一个所述支撑环(46)与所述导向筒(41)的下表面固接，所述弹簧(45)的第一端与所述两个支撑环(46)中的一个抵接，所述弹簧(45)的第二端与两个所述支撑环(46)中的另外一个抵接。
  9. 根据权利要求1所述的自动按压检测设备，还包括设置于所述基座(1)的一侧的调压机构(7)，所述调压机构(7)包括安装在按压平台(3)上的第二按压头组件(71)和安装在基座(1)上的压力传感器(72)，所述第二按压头组件(71)的位置与所述压力传感器(72)的位置相对应。
  10. 根据权利要求1所述的自动按压检测设备，还包括信息采集机构，所述信息采集机构安装于所述基座(1)上，且所述信息采集机构置于所述按压平台(3)上方，所述信息采集机构包括CCD相机，所述CCD相机的位置可在X轴、Y轴和Z轴方向上调节。
PCT/CN2018/119836 2018-01-12 2018-12-07 自动按压检测设备 WO2019137128A1 (zh)

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CN111735590B (zh) * 2020-06-30 2022-05-31 联想(北京)有限公司 检测设备
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