CN112362676A - Curved surface screen crack check out test set - Google Patents
Curved surface screen crack check out test set Download PDFInfo
- Publication number
- CN112362676A CN112362676A CN202011233277.0A CN202011233277A CN112362676A CN 112362676 A CN112362676 A CN 112362676A CN 202011233277 A CN202011233277 A CN 202011233277A CN 112362676 A CN112362676 A CN 112362676A
- Authority
- CN
- China
- Prior art keywords
- edge
- curved screen
- long
- short
- 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.)
- Granted
Links
Images
Classifications
-
- 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
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
-
- 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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/13—Moving of cuvettes or solid samples to or from the investigating station
Landscapes
- 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
The invention belongs to the technical field of production and manufacturing of display screens, and discloses curved screen crack detection equipment. This curved surface screen crack check out test set includes: the in-plane detection mechanism is configured to detect in-plane cracks of the curved screen to be detected; the short edge detection mechanism is configured to detect a short edge crack of the curved screen to be detected; the long-edge detection mechanism is configured to detect a long-edge crack of the curved screen to be detected; and the conveying mechanism is configured to bear the curved screen to be detected and convey the curved screen to the in-plane detection mechanism, the short edge detection mechanism and the long edge detection mechanism respectively. The curved screen crack detection equipment realizes the step-by-step detection of cracks, short-edge cracks and long-edge cracks in the curved screen to be detected, reduces the overall complexity of the equipment, enhances the stability of a mechanism, and improves the crack detection speed, thereby improving the detection efficiency and the detection precision.
Description
Technical Field
The invention relates to the technical field of production and manufacturing of display screens, in particular to curved screen crack detection equipment.
Background
The existing display screen comprises protective glass, a touch screen and a display screen which are sequentially overlapped from top to bottom, the three parts need to be attached, and the three parts can be divided into a full-attaching mode and a frame-attaching mode according to the attaching mode. At present, high-end display brands mainly adopt a full-lamination mode, namely, a display screen and a touch screen are completely adhered together in a seamless manner by using glue. Although the full-lamination mode has the advantages of noise reduction, lightness and thinness, excellent display effect and the like, the process is complex, and the yield is low.
With the progress of the production process of a client and the expansion of the production scale, the conventional display screen is gradually converted from a plane screen to a curved screen so as to ensure the higher and higher requirements of a user, the conventional screen crack detection equipment cannot completely detect the crack quality of the curved screen, the detection accuracy is lower, and the detection efficiency is lower.
Disclosure of Invention
The invention aims to provide curved screen crack detection equipment which is used for crack detection of a curved screen and improves detection efficiency and detection precision.
In order to achieve the purpose, the invention adopts the following technical scheme:
a curved screen crack detection device, comprising:
an in-plane detection mechanism configured to detect an in-plane crack of a curved screen to be detected;
a short edge detection mechanism configured to detect a short edge crack of the curved screen to be detected;
a long edge detection mechanism configured to detect a long edge crack of the curved screen to be detected;
and the conveying mechanism is configured to bear the curved screen to be detected and convey the curved screen to the in-plane detection mechanism, the short edge detection mechanism and the long edge detection mechanism respectively.
Preferably, the in-plane detection mechanism includes:
the in-plane detection assembly is used for detecting cracks around the camera hole in the curved screen to be detected;
and the in-plane moving assembly is connected to the in-plane detection assembly and can drive the in-plane detection assembly to move towards the direction close to the camera hole.
Preferably, the short side detection mechanism includes:
the short edge detection assembly is used for detecting a short edge crack of the curved screen to be detected;
and the short edge adjusting component is connected to the short edge detection component, and can adjust the position of the short edge detection component relative to the curved screen to be detected.
Preferably, the short side adjustment assembly includes:
a short edge moving platform;
the short edge adjusting plate is arranged on the short edge moving platform, a first arc-shaped hole is formed in the short edge adjusting plate, and the short edge detection assembly penetrates through the first arc-shaped hole and can be in sliding fit with the first arc-shaped hole to adjust the angle of the short edge detection assembly;
and the output end of the short edge moving driving source is connected to the short edge moving platform, and the short edge moving driving source can drive the short edge adjusting plate and the short edge detection assembly to move towards the direction of the short edge close to the curved screen to be detected.
Preferably, the long side detection mechanism includes:
the long-edge detection assembly is used for detecting a long-edge crack of the curved screen to be detected;
and the long edge adjusting component is connected to the long edge detection component, and can adjust the long edge position of the long edge detection component relative to the curved screen to be detected.
Preferably, the long side adjusting assembly includes:
a long-edge moving platform;
the long edge adjusting plate is arranged on the long edge moving platform, a second arc-shaped hole is formed in the long edge adjusting plate, and the long edge detection assembly penetrates through the second arc-shaped hole and can be in sliding fit with the second arc-shaped hole to adjust the angle of the long edge detection assembly;
the long-edge moving drive source is connected with the output end of the long-edge moving platform, and the long-edge moving drive source can drive the long-edge moving platform and drive the long-edge adjusting plate and the long-edge detection assembly to move towards the long edge direction close to the curved screen to be detected.
Preferably, the curved screen detection device further comprises a code reading mechanism, wherein the code reading mechanism is positioned at the upstream of the in-plane detection mechanism, the short-edge detection mechanism and the long-edge detection mechanism, and is used for detecting the identification code of the curved screen to be detected.
Preferably, the device further comprises a feeding mechanism, wherein the feeding mechanism can bear the curved screen to be detected and convey the curved screen to the code reading mechanism.
Preferably, the device further comprises an alignment mechanism, the alignment mechanism is arranged at the upstream of the in-plane detection mechanism, the short-side detection mechanism and the long-side detection mechanism, and the alignment mechanism is used for detecting and positioning the curved screen to be detected.
Preferably, the device further comprises a discharging mechanism, wherein the discharging mechanism is arranged at the downstream of the in-plane detection mechanism, the short-edge detection mechanism and the long-edge detection mechanism, and can classify and convey finished curved screens which are detected.
The invention has the beneficial effects that:
according to the curved screen crack detection equipment provided by the invention, the conveying mechanism is configured to bear the curved screen to be detected and respectively convey the curved screen to the in-plane detection mechanism, the short-edge detection mechanism and the long-edge detection mechanism, so that the curved screen to be detected can be switched among detection stations, and the conveying efficiency is high. The in-plane detection mechanism can detect the in-plane cracks of the curved screen to be detected, and the short edge detection mechanism can detect the short edge cracks of the curved screen to be detected; the long-edge detection mechanism can detect long-edge cracks of the curved screen to be detected, so that the step-by-step detection of the cracks, the short-edge cracks and the long-edge cracks in the curved screen to be detected is realized, the overall complexity of the equipment is reduced, the stability of the mechanism is enhanced, the crack detection speed is increased, and the detection efficiency and the detection precision are improved.
Drawings
FIG. 1 is a schematic structural diagram of a curved screen crack detection device according to the present invention;
FIG. 2 is a schematic structural diagram of a feeding mechanism in the curved screen crack detection apparatus of the present invention;
FIG. 3 is a schematic structural diagram of a code reading mechanism in the curved screen crack detection device of the present invention;
FIG. 4 is a schematic structural diagram of an alignment mechanism in the curved screen crack detection device according to the present invention;
FIG. 5 is a schematic structural diagram of an in-plane detection mechanism in the curved screen crack detection device of the present invention;
FIG. 6 is a schematic view of a short edge detection mechanism of the curved screen crack detection device according to the present invention;
FIG. 7 is a schematic structural diagram of another view angle of a short edge detection mechanism in the curved screen crack detection device according to the present invention;
FIG. 8 is a schematic structural diagram of a long-side detection mechanism in the curved-surface screen crack detection device according to the present invention.
In the figure:
1. an in-plane detection mechanism; 2. a short edge detection mechanism; 3. a long edge detection mechanism; 4. a feeding mechanism; 5. a code reading mechanism; 6. an alignment mechanism; 7. a conveying mechanism; 8. a discharging mechanism; 9. a base station;
11. an in-plane detection component; 12. an in-plane movement assembly; 121. an in-plane movement drive source; 122. an in-plane moving platform;
21. a short edge detection component; 22. a short edge adjustment assembly; 221. a short side movement drive source; 222. a short edge moving platform; 223. a short edge adjusting plate; 2231. a first arcuate aperture;
31. a long edge detection component; 32. a long edge adjusting component; 321. a long-side movement drive source; 322. a long-edge moving platform; 323. a long edge adjusting plate; 3231. a second arcuate aperture;
41. a feeding Y-axis driving source; 42. feeding a Y-axis moving platform; 43. a feeding X-axis driving source; 44. feeding an X-axis moving platform; 45. a suction cup;
51. a code reading bracket; 52. a code reading driving source; 53. a code reader; 54. a static eliminator;
61. aligning the support; 62. an alignment driving source; 63. aligning a camera;
71. a third conveying assembly; 711. a third Y-axis drive source; 712. a third Y-axis moving platform; 713. a third Z-axis drive source; 714. a third Z-axis moving platform; 715. a suction nozzle assembly;
81. a discharging manipulator; 82. and the discharging conveying assembly.
Detailed Description
In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
The embodiment provides a curved screen crack detection device, which is used for crack detection of a curved screen, and for the detection quality of the curved screen, evaluation can be performed through three parameters, namely in-plane cracks, short-edge cracks and long-edge cracks. The curved surface screen does not mean that whole screen is the curved surface, the whole appearance of curved surface screen is similar to the cuboid structure, the curved surface screen includes the screen body, two minor faces and two long limits, two minor faces set up in the both sides of screen body along its length direction, two long limits set up in the both sides of screen body along its width direction, the cross-section on long limit and the cross-section of minor face are the arc structure, also can understand the fillet of four sides of screen body, form minor face and long limit. In addition, a camera hole is generally formed in the curved screen and used for avoiding the camera, and the in-plane cracks specifically refer to cracks around the camera hole on the curved screen.
As shown in fig. 1, the curved screen crack detection device includes a base 9, an in-plane detection mechanism 1, a short side detection mechanism 2, a long side detection mechanism 3, and a conveying mechanism 7, wherein the in-plane detection mechanism 1, the short side detection mechanism 2, the long side detection mechanism 3, and the conveying mechanism 7 are disposed on the base 9, and the base 9 plays a role of integral support. The shape of the base 9 is similar to a rectangular parallelepiped structure, the length direction of the base 9 is defined as X direction, the width direction of the base 9 is defined as Y direction, the height direction of the base 9 is defined as Z direction, and the X direction, the Y direction and the Z direction are perpendicular to each other in pairs, wherein the X direction, the Y direction and the Z direction only represent space directions and have no substantial significance.
The conveying mechanism 7 is configured to bear the curved screen to be detected and convey the curved screen to be detected to the in-plane detection mechanism 1, the short edge detection mechanism 2 and the long edge detection mechanism 3 respectively, and the conveying mechanism 7 plays a role in conveying the curved screen to be detected. The in-plane detection mechanism 1 is configured to detect in-plane cracks of the curved screen to be detected, the short-side detection mechanism 2 is configured to detect short-side cracks of the curved screen to be detected, and the long-side detection mechanism 3 is configured to detect long-side cracks of the curved screen to be detected. It can be understood that the arrangement positions of the in-plane detection mechanism 1, the short-side detection mechanism 2, and the long-side detection mechanism 3 are not limited, that is, the detection sequence of the three parameters of the in-plane crack, the short-side crack, and the long-side crack can be adjusted according to actual needs, in this embodiment, preferably, the short-side detection mechanism 2 is arranged between the in-plane detection mechanism 1 and the long-side detection mechanism 3, the in-plane detection mechanism 1 is located upstream of the short-side detection mechanism 2, and the long-side detection mechanism 3 is located downstream of the short-side detection mechanism 2, so that the detection of the three parameters of the in-plane crack, the short-side.
The curved screen crack detection equipment that this embodiment provided is configured to bear through conveying mechanism 7 and waits to detect the curved screen and carry it respectively to in-plane detection mechanism 1, minor face detection mechanism 2 and long limit detection mechanism 3 for wait to detect the curved screen and can switch between each detection station, conveying efficiency is high. The in-plane detection mechanism 1 can detect in-plane cracks of the curved screen to be detected, and the short edge detection mechanism 2 can detect short edge cracks of the curved screen to be detected; the long-edge detection mechanism 3 can detect long-edge cracks of the curved screen to be detected, so that the step-by-step detection of cracks, short-edge cracks and long-edge cracks in the curved screen to be detected is realized, the complexity of the whole device is reduced, the stability of the mechanism is enhanced, the crack detection speed is increased, and the detection efficiency and the detection precision are improved.
Because wait to detect curved surface screen and need carry out the detection of three parameter respectively, in order to can treat to detect curved surface screen and trace back, as shown in figure 1, this curved surface screen crack check out test set still includes reading code mechanism 5 and pan feeding mechanism 4, reads code mechanism 5 and is located face detection mechanism 1, minor face detection mechanism 2 and long limit detection mechanism 3's upper reaches, reads code mechanism 5 and is used for detecting the identification code of waiting to detect curved surface screen, read code mechanism 5 and played the effect of treating to detect curved surface screen identification, avoid appearing the confusion of testing result in the later stage. The feeding mechanism 4 can bear the curved screen to be detected and convey the curved screen to the code reading mechanism 5, and the feeding mechanism 4 plays a role in feeding the curved screen to be detected.
Further, as shown in fig. 2, the feeding mechanism 4 includes a feeding Y-axis driving source 41, a feeding Y-axis moving platform 42, a feeding X-axis driving source 43, a feeding X-axis moving platform 44, and a suction cup 45, the feeding Y-axis driving source 41 is disposed on the base 9 along the Y direction, the feeding Y-axis driving source 41 is specifically a feeding Y-axis driving motor, an output end of the feeding Y-axis driving motor is connected to the feeding Y-axis lead screw, the feeding Y-axis lead screw nut is sleeved on the feeding Y-axis lead screw and connected to the feeding Y-axis moving platform 42, the feeding Y-axis driving motor drives the feeding Y-axis lead screw to rotate, and the feeding Y-axis lead screw nut rotates along with the feeding Y-axis lead screw, and moves along the axis direction of the feeding Y-axis lead screw, so as to drive the feeding Y-axis moving platform 42 to move along the Y direction.
A feeding X-axis driving source 43 is arranged on the feeding Y-axis moving platform 42 along the X direction, the feeding X-axis driving source 43 is specifically a feeding X-axis driving motor, the output end of the feeding X-axis driving motor is connected to a feeding X-axis lead screw, a feeding X-axis lead screw nut is sleeved on the feeding X-axis lead screw and connected to the feeding X-axis moving platform 44, the feeding X-axis driving motor drives the feeding X-axis lead screw to rotate, and the feeding X-axis lead screw nut moves along the axis direction of the feeding X-axis lead screw while rotating along with the feeding X-axis lead screw so as to drive the feeding X-axis moving platform 44 to move along the X direction.
Be provided with sucking disc 45 on pan feeding X axle moving platform 44, sucking disc 45 communicates in vacuum generator, through vacuum generator extraction sucking disc 45 interior air, forms the negative pressure in sucking disc 45 to wait to detect curved screen and adsorb on sucking disc 45, bear and fix effectually, avoid waiting to detect curved screen and appear the position at the pan feeding in-process and remove. Meanwhile, under the matching action of the feeding Y-axis driving source 41, the feeding Y-axis moving platform 42, the feeding X-axis driving source 43 and the feeding X-axis moving platform 44, the sucker 45 can move along the X direction and the Y direction simultaneously, and the position of the to-be-detected curved screen is adjusted while the to-be-detected curved screen is conveyed.
Further, as shown in fig. 3, the code reading mechanism 5 includes a code reading bracket 51, a code reading driving source 52 and a code reader 53, the code reading bracket 51 is a gantry structure, and the code reading bracket 51 is disposed on the base 9 and used for carrying the code reading driving source 52. The code reading driving source 52 is arranged on the code reading support 51 along the X direction, the code reading driving source 52 is specifically a code reading motor, the output end of the code reading driving source 52 is connected to the code reader 53 through a code reading mounting plate, the code reader 53 is erected by using the code reading support 51, so that the code reader 53 can read codes of the curved screen to be detected while the curved screen to be detected passes through the code reading support 51. The code reading driving source 52 drives the code reader 53 to move along the X direction through the code reading mounting plate, so that the position of the code reader 53 along the X direction is adjusted, and the code reader 53 can read the identification code of the curved screen to be detected.
It can be understood that the number of the code readers 53 may be multiple, the multiple code readers 53 are arranged in parallel at intervals, and the multiple code readers 53 work simultaneously to identify the identification code arranged at any position of the curved screen to be detected. In this embodiment, the number of the code readers 53 is preferably two, and the two code readers 53 can identify the identification codes on two sides of the curved screen to be detected.
Optionally, the code reading mechanism 5 further includes a static eliminator 54, the static eliminator 54 is disposed on the code reading bracket 51 along the X direction, and the static eliminator 54 is configured to eliminate static electricity of the curved screen to be detected, so as to avoid occurrence of electric sparks, and the safety is good.
In order to ensure the accuracy of the position of the curved screen to be detected entering the in-plane detection mechanism 1, as shown in fig. 4, the curved screen crack detection device further comprises an alignment mechanism 6, the alignment mechanism 6 is arranged at the upstream of the in-plane detection mechanism 1, the short-edge detection mechanism 2 and the long-edge detection mechanism 3, the alignment mechanism 6 is arranged at the downstream of the code reading mechanism 5, and the alignment mechanism 6 is used for detecting and positioning the curved screen to be detected so as to ensure the accuracy of the position of the curved screen to be detected entering the in-plane detection mechanism 1 and ensure the detection accuracy.
Specifically, the alignment mechanism 6 includes a reading alignment bracket 61, an alignment driving source 62 and an alignment camera 63, the alignment bracket 61 is of a gantry structure, and the alignment bracket 61 is disposed on the base 9 and used for bearing the alignment driving source 62. The counterpoint driving source 62 is arranged on the counterpoint support 61 along the X direction, the counterpoint driving source 62 is specifically a counterpoint motor, the output end of the counterpoint driving source 62 is connected to the counterpoint camera 63 through a counterpoint mounting plate, the counterpoint camera 63 is erected by utilizing the counterpoint support 61, and the counterpoint camera 63 can counterpoint the curved surface screen to be detected while the curved surface screen to be detected passes through the counterpoint support 61. The alignment driving source 62 drives the alignment camera 63 to move along the X direction through the alignment mounting plate, so as to adjust the position of the alignment camera 63 along the X direction, and the position of the alignment camera 63 is opposite to the positioning point of the curved surface to be detected, and after the adjustment is completed, the conveying mechanism 7 can convey the curved surface screen to be detected to the in-plane detection mechanism 1.
It can be understood that the number of the alignment cameras 63 may be multiple, and a plurality of the alignment cameras 63 are arranged in parallel at intervals, and the number of the alignment cameras 63 is preferably two in this embodiment, and the specific number thereof may be adjusted according to actual production needs.
Further, as shown in fig. 5, the in-plane detection mechanism 1 includes an in-plane detection component 11 and an in-plane movement component 12, the in-plane detection component 11 is used for detecting cracks around a camera hole in a curved screen to be detected, the in-plane movement component 12 is connected to the in-plane detection component 11, and the in-plane movement component 12 can drive the in-plane detection component 11 to move in a direction close to the camera hole. Through setting up the in-plane moving assembly 12 to carry out position adjustment to the in-plane detection subassembly 11, guarantee to detect curved surface screen detection accuracy.
Specifically, as shown in fig. 5, the in-plane moving assembly 12 includes an in-plane moving drive source 121 and an in-plane moving platform 122, the in-plane moving drive source 121 is specifically a moving motor or a moving cylinder, the in-plane moving drive source 121 is disposed along the Y direction, an output end of the in-plane moving drive source 121 is connected to the in-plane moving platform 122, the in-plane moving platform 122 is provided with the in-plane detecting assembly 11, and the in-plane moving drive source 121 can drive the in-plane detecting assembly 11 to move along the Y direction through the in-plane moving platform 122, so that the position of the in-plane detecting assembly 11 relative to a camera hole.
Optionally, the in-plane moving assembly 12 further includes an in-plane adjusting module, the in-plane moving platform 122 is connected to the in-plane detecting assembly 11 through the in-plane adjusting module, and the in-plane adjusting module can adjust the position of the in-plane detecting assembly 11 along the Z direction, so as to adjust the position of the in-plane detecting assembly 11 relative to the camera hole in the curved screen to be detected along the Z direction. It can be understood that the in-plane adjusting module can be directly adjusted in a manual mode, a driving motor or a driving cylinder can be arranged along the Z direction, and the specific form can be adjusted according to actual production needs.
Wherein, the detection subassembly 11 includes two interior detection cameras that detect in the face, and two interior detection cameras all set up along the Z to, and two interior detection cameras can be treated the peripheral crackle in camera hole in the curved surface screen that detects jointly and take a picture, and it is high to detect the precision.
Because the camera hole of waiting to detect the curved surface screen is through-hole structure, make two sides of waiting to detect the curved surface screen all probably appear the crackle at camera hole periphery, for this reason, in-plane detection component 11 and in-plane removal component 12 all are provided with two, two in-plane removal component 12 set up respectively in the both sides of waiting to detect the curved surface screen, make two in-plane detection component 11 just to setting up, two in-plane detection component 11 can be treated two sides of detecting the curved surface screen and all detect at the peripheral crackle in camera hole, thereby realize disposable two-sided detection, high detection efficiency, the testing result is accurate.
Further, as shown in fig. 6, the short side detection mechanism 2 includes a short side detection component 21 and a short side adjustment component 22, the short side detection component 21 is used for detecting a short side crack of the curved screen to be detected, the short side adjustment component 22 is connected to the short side detection component 21, and the short side adjustment component 22 can adjust the position of the short side detection component 21 relative to the curved screen to be detected. Through setting up minor face regulating assembly 22 to carry out position adjustment to minor face detection component 21, guarantee to detect curved surface screen detection accuracy.
Specifically, the short side adjustment assembly 22 includes short side movement drive source 221, short side moving platform 222 and short side adjustment plate 223, short side movement drive source 221 specifically is traveling motor or traveling cylinder, short side movement drive source 221 is along Y to the setting, the output of short side movement drive source 221 is connected in short side moving platform 222, be provided with short side detection module 21 on short side moving platform 222, short side movement drive source 221 can be through driving short side moving platform 222, and drive short side adjustment plate 223 and short side detection module 21 to the short side direction removal that is close to waiting to detect the curved screen, short side movement drive source 221 can drive short side detection module 21 through short side movement platform 222 and move along Y, realize that short side detection module 21 carries out position adjustment along Y to the short side in waiting to detect the curved screen.
As shown in fig. 7, a first arc-shaped hole 2231 is formed in the short-side adjusting plate 223, and the short-side detecting assembly 21 passes through the first arc-shaped hole 2231 and can be in sliding fit with the first arc-shaped hole 2231, so as to adjust an angle of the short-side detecting assembly 21. Because the minor face is the fillet of waiting to detect curved surface screen along length direction both sides, the fillet is the arc structure, passes first arc hole 2231 and can rather than sliding fit through minor face determine module 21, the diameter of first arc hole 2231, set up the diameter and the position phase-match of position and minor face for the crackle of detection minor face that minor face determine module 21 can be better. It can be understood that be provided with the minor face locking piece on minor face determine module 21, loosen the minor face locking piece for minor face determine module 21 can slide along first arc 2231's inner wall, remove the minor face when minor face determine module 21 and predetermine the position after, screw up the minor face locking piece, fix to minor face determine module 21, fixed effectual, avoid appearing the position removal and influence the accuracy of testing result at detect in-process minor face determine module 21.
Specifically, minor face determine module 21 includes two minor face detection cameras, and two minor face detection cameras all slide along first arc 2231, and the distance between two minor face detection cameras is adjustable for satisfy the not unidimensional detection demand of waiting to detect the curved surface screen, the commonality is stronger. The two short edge detection cameras can shoot the cracks of the short edges in the curved surface screen to be detected together, and the detection precision is high.
Further, as shown in fig. 8, the long-edge detection mechanism 3 includes a long-edge detection component 31 and a long-edge adjustment component 32, the long-edge detection component 31 is used for detecting a long-edge crack of the curved screen to be detected, the long-edge adjustment component 32 is connected to the long-edge detection component 31, and the long-edge adjustment component 32 can adjust the long-edge position of the long-edge detection component 31 relative to the curved screen to be detected. Through setting up long limit adjusting part 32 to carry out position control to long limit determine module 31, guarantee to detect curved surface screen and detect the accuracy.
Specifically, as shown in fig. 8, long limit regulating assembly 32 includes long limit removal driving source 321, long limit moving platform 322 and long limit regulating plate 323, long limit removal driving source 321 specifically is moving motor or traveling cylinder, long limit removal driving source 321 is along the Y to the setting, long limit removal driving source 321's output is connected in long limit moving platform 322, be provided with long limit detection element 31 on long limit moving platform 322, long limit removal driving source 321 can be through long limit moving platform 322 of drive, and drive long limit regulating plate 323 and long limit detection element 31 to the long limit direction removal that is close to waiting to detect curved screen, long limit removal driving source 321 can drive long limit detection element 31 through long limit moving platform 322 and remove along the Y, realize long limit detection element 31 to carry out position control for long limit in waiting to detect curved screen along the Y.
Wherein, seted up second arc hole 3231 on long limit regulating plate 323, long limit determine module 31 passes second arc hole 3231 and can rather than sliding fit for adjust long limit determine module 31's angle. Because the fillet of curved surface screen edge length direction both sides is waited to detect on the long limit, the fillet is the arc structure, passes second arc hole 3231 and can rather than sliding fit through long limit determine module 31, the diameter of second arc hole 3231, set up the diameter and the position phase-match on position and long limit for the crack on detection long limit that long limit determine module 31 can be better. It can be understood that, be provided with long limit locking piece on long limit determine module 31, loosen long limit locking piece, make long limit determine module 31 can slide along second arc hole 3231's inner wall, after long limit determine module 31 removed long limit preset position, screw up long limit locking piece, fix long limit determine module 31, it is fixed effectual, avoid long limit determine module 31 appearance position shift and influence the accuracy of testing result in the testing process.
Specifically, long limit determine module 31 includes two long limit detection cameras, and two long limit detection cameras all slide along second arc hole 3231, and the distance between two long limit detection cameras is adjustable for satisfy the not unidimensional detection demand of waiting to detect the curved surface screen, the commonality is stronger. The two long-edge detection cameras can shoot the cracks on the long edge in the curved screen to be detected together, and the detection precision is high.
It can be understood that conveying mechanism 7 bears and waits to detect curved screen and carries it respectively to in-plane detection mechanism 1, minor face detection mechanism 2 and long limit detection mechanism 3, conveying mechanism 7 can monolithic structure, for example in-plane detection mechanism 1, set up a conveying manipulator between minor face detection mechanism 2 and the long limit detection mechanism 3, conveying manipulator realizes carrying between each detection mechanism and waits to detect curved screen, conveying mechanism 7 can also be split type structure, all be provided with conveying assembly in each mechanism promptly, after a detection parameter detects the completion, conveying assembly can bear and wait to detect curved screen and carry it to next mechanism in.
Specifically, conveying mechanism 7 includes first conveying assembly, second conveying assembly and third conveying assembly 71, and first conveying assembly sets up on counterpoint mechanism 6, and first conveying assembly is used for waiting to detect the curved screen that accomplishes the counterpoint and carries to in-plane detection mechanism 1, and second conveying assembly sets up on base station 9, and second conveying assembly is used for waiting to detect the curved screen that accomplishes in-plane detection and carries to in short edge detection mechanism 2. The third conveying assembly 71 is arranged on the base 9, and the third conveying assembly 71 is used for conveying the curved screen to be detected, which is subjected to short-edge detection, into the long-edge detection mechanism 3.
Specifically, first conveying component mechanism includes first X axle driving source, first X axle moving platform, first Z axle driving source, first Z axle moving platform and suction nozzle subassembly 715, first X axle driving source sets up on counterpoint support 61 along X to, first X axle driving source specifically is first X axle driving motor, first X axle driving motor's output is connected in first X axle lead screw, first X axle lead screw nut cover is located on first X axle lead screw and is connected in first X axle moving platform, first X axle driving motor drives first X axle lead screw and rotates, first X axle lead screw nut is along the axis direction removal of first X axle lead screw when first X axle lead screw nut rotates, move along the axis direction of first X axle lead screw to drive first X axle moving platform along X to the removal.
Be provided with first Z axle driving source along the Z at first X axle moving platform to, first Z axle driving source specifically is first Z axle driving motor, first Z axle driving motor's output is connected in first Z axle lead screw, first Z axle lead screw nut cover is located on first Z axle lead screw and is connected in first Z axle moving platform, first Z axle driving motor drive first Z axle lead screw rotates, first Z axle lead screw nut is along with first Z axle lead screw pivoted the time, first Z axle lead screw nut removes along the axis direction of first Z axle lead screw to drive first Z axle moving platform and remove along the Z.
Be provided with adsorption component on first Z axle moving platform, adsorption component communicates in vacuum generator, through the air in the vacuum generator extraction adsorption component, forms the negative pressure in adsorption component to wait to detect curved screen and adsorb on adsorption component, bear and fix effectually, avoid waiting to detect curved screen and appear the position removal at first in-process. Simultaneously, under the cooperation of first X axle driving source, first X axle moving platform, first Z axle driving source and first Z axle moving platform for the adsorption component can be simultaneously along Z to removing with X, when carrying and wait to detect the curved surface screen, has played the effect to its position control.
It can be understood that, because the in-plane detection mechanism 1 and the short side detection mechanism 2 are arranged at intervals along the X direction, the second conveying component only needs to be capable of bearing the curved screen to be detected and conveying the curved screen along the X direction, and linear conveying modes such as a linear motor and an air cylinder can be adopted.
Because the long side and the short side of the curved screen to be detected are vertically arranged, and the long side detection mechanism 3 and the short side detection mechanism 2 are also vertically arranged, as shown in fig. 8, the third conveying assembly 71 includes a third Y-axis driving source 711, a third Y-axis moving platform 712, a third Z-axis driving source 713, a third Z-axis moving platform 714 and a suction nozzle assembly 715, the third Y-axis driving source 711 is arranged on the alignment bracket 61 along the Y direction, the third Y-axis driving source 711 is specifically a third Y-axis driving motor, the output end of the third Y-axis driving motor is connected to a third Y-axis lead screw, a third Y-axis lead screw nut is sleeved on the third Y-axis lead screw and connected to the third Y-axis moving platform 712, the third Y-axis driving motor drives the third Y-axis lead screw to rotate, and the third Y-axis lead screw nut moves along the axial direction of the third Y-axis lead screw while rotating along with the third Y-axis lead screw, to drive the third Y-axis moving stage 712 to move along the Y-direction.
A third Z-axis driving source 713 is arranged on the third Y-axis moving platform 712 along the Z-direction, the third Z-axis driving source 713 is specifically a third Z-axis driving motor, an output end of the third Z-axis driving motor is connected to a third Z-axis lead screw, a third Z-axis lead screw nut is sleeved on the third Z-axis lead screw and connected to the third Z-axis moving platform 714, the third Z-axis driving motor drives the third Z-axis lead screw to rotate, and when the third Z-axis lead screw nut rotates along with the third Z-axis lead screw, the third Z-axis lead screw nut moves along the axial direction of the third Z-axis lead screw to drive the third Z-axis moving platform 714 to move along the Z-direction.
The suction nozzle assembly 715 is arranged on the third Z-axis moving platform 714, the suction nozzle assembly 715 is communicated with the vacuum generator, air in the suction nozzle assembly 715 is extracted through the vacuum generator, negative pressure is formed in the suction nozzle assembly 715, so that the curved screen to be detected is adsorbed on the suction nozzle assembly 715, the bearing and fixing effects are good, and the curved screen to be detected is prevented from moving in position in the third process. Meanwhile, under the matching action of the third Y-axis driving source 711, the third Y-axis moving platform 712, the third Z-axis driving source 713 and the third Z-axis moving platform 714, the suction nozzle assembly 715 can move in the Z direction and the Y direction simultaneously, and the position of the curved screen to be detected is adjusted while the curved screen is conveyed.
Finished product curved screen after accomplishing long limit and detecting need carry out the unloading, and for this reason, this curved screen crack check out test set still includes discharge mechanism 8 (as shown in fig. 1), and discharge mechanism 8 sets up in the low reaches of in-plane detection mechanism 1, minor face detection mechanism 2 and long limit detection mechanism 3, and discharge mechanism 8 can classify and carry it respectively to the finished product curved screen that accomplishes the detection.
Specifically, discharge mechanism 8 includes ejection of compact manipulator 81 and ejection of compact conveying subassembly 82, and ejection of compact manipulator 81 adopts vacuum chuck to snatch finished product curved surface screen, and ejection of compact manipulator 81 selects the four-axis to realize required transmission function, can snatch finished product curved surface screen and move it along X to, Y to and Z to placing finished product curved surface screen in ejection of compact conveying subassembly 82. Optionally, ejection of compact conveying subassembly 82 includes ejection of compact motor, ejection of compact action wheel, the ejection of compact is from driving wheel and exit conveyor, the output of ejection of compact motor is connected with the ejection of compact action wheel, exit conveyor tensioning respectively is around locating the ejection of compact action wheel, the ejection of compact is from the driving wheel, ejection of compact motor drive exit drive wheel rotates to drive the ejection of compact from the rotation of driving wheel and exit conveyor's removal, finished product curved surface screen can be carried out the unloading by exit conveyor.
The working process of the curved screen crack detection device provided by the embodiment is as follows:
1. the feeding mechanism 4 can bear the curved screen to be detected and convey the curved screen to the code reading mechanism 5;
2. the code reading mechanism 5 is used for detecting the identification code of the curved screen to be detected, and the code reading mechanism 5 plays a role in identifying the identity of the curved screen to be detected;
3. the alignment mechanism 6 is used for detecting and positioning the curved screen to be detected so as to ensure the accuracy of the position of the curved screen to be detected entering the in-plane detection mechanism 1;
4. the first conveying assembly of the conveying mechanism 7 conveys the to-be-detected curved screen which is aligned to the inner side of the in-plane detection mechanism 1;
5. the in-plane moving assembly 12 can drive the in-plane detection assembly 11 to move towards the direction close to the camera hole, so that the in-plane detection assembly 11 is used for detecting cracks around the camera hole in the curved screen to be detected;
6. the second conveying assembly of the conveying mechanism 7 is used for conveying the curved screen to be detected, which is subjected to in-plane detection, into the short edge detection mechanism 2;
7. the short edge adjusting component 22 can adjust the short edge position of the short edge detecting component 21 relative to the curved screen to be detected, so that the short edge detecting component 21 is used for detecting the short edge crack of the curved screen to be detected;
8. the third conveying assembly 71 of the conveying mechanism 7 is used for conveying the curved screen to be detected, which is subjected to short edge detection, into the long edge detection mechanism 3;
9. the long edge adjusting component 32 can adjust the position of the long edge detecting component 31 relative to the long edge of the curved screen to be detected, so that the long edge detecting component 31 is used for detecting the long edge crack of the curved screen to be detected;
10. the discharging manipulator 81 adopts a vacuum chuck to grab the finished curved screen and place the finished curved screen on the discharging conveyor belt to move, and the finished curved screen can be discharged by the discharging conveyor belt.
The curved screen crack detection equipment provided by the embodiment can realize multi-point and multi-section control; the angle and the speed can be freely set and adjusted, so that the stability and the flexibility of the whole curved screen crack detection equipment are improved.
In addition, the foregoing is only the preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (10)
1. The utility model provides a curved surface screen crack detection equipment which characterized in that includes:
the in-plane detection mechanism (1) is configured to detect in-plane cracks of a curved screen to be detected;
the short edge detection mechanism (2), the short edge detection mechanism (2) is configured to detect a short edge crack of the curved screen to be detected;
the long-edge detection mechanism (3), the long-edge detection mechanism (3) is configured to detect a long-edge crack of the curved screen to be detected;
the conveying mechanism (7) is configured to bear the curved screen to be detected and convey the curved screen to be detected to the in-plane detection mechanism (1), the short-edge detection mechanism (2) and the long-edge detection mechanism (3) respectively.
2. The curved screen crack detection device of claim 1 wherein the in-plane detection mechanism (1) comprises:
the in-plane detection assembly (11) is used for detecting cracks around the camera hole in the curved screen to be detected;
and an in-plane moving means (12) connected to the in-plane detection means (11), wherein the in-plane moving means (12) can drive the in-plane detection means (11) to move in a direction approaching the camera hole.
3. The curved screen crack detection device of claim 1 wherein the short edge detection mechanism (2) comprises:
the short edge detection assembly (21) is used for detecting a short edge crack of the curved screen to be detected;
and the short edge adjusting component (22) is connected to the short edge detection component (21), and the short edge adjusting component (22) can adjust the position of the short edge detection component (21) relative to the curved screen to be detected.
4. The curved screen crack detection device of claim 3 wherein the short side adjustment assembly (22) comprises:
a short side moving platform (222);
the short-edge adjusting plate (223) is arranged on the short-edge moving platform (222), a first arc-shaped hole (2231) is formed in the short-edge adjusting plate (223), and the short-edge detection assembly (21) penetrates through the first arc-shaped hole (2231) and can be in sliding fit with the first arc-shaped hole, so that the angle of the short-edge detection assembly (21) can be adjusted;
and the output end of the short-edge moving driving source (221) is connected to the short-edge moving platform (222), the short-edge moving driving source (221) can drive the short-edge moving platform (222) and drive the short-edge adjusting plate (223) and the short-edge detection assembly (21) to move towards the direction of the short edge close to the curved screen to be detected.
5. The curved screen crack detection device of claim 1, wherein the long side detection mechanism (3) comprises:
the long-edge detection assembly (31) is used for detecting long-edge cracks of the curved screen to be detected;
and the long edge adjusting component (32) is connected to the long edge detection component (31), and the long edge adjusting component (32) can adjust the position of the long edge detection component (31) relative to the long edge of the curved screen to be detected.
6. The curved screen crack detection device of claim 5 wherein the long side adjustment assembly (32) comprises:
a long-side moving platform (322);
the long edge adjusting plate (323) is arranged on the long edge moving platform (322), a second arc-shaped hole (3231) is formed in the long edge adjusting plate (323), and the long edge detection assembly (31) penetrates through the second arc-shaped hole (3231) and can be in sliding fit with the second arc-shaped hole, so that the angle of the long edge detection assembly (31) can be adjusted;
long limit removal driving source (321), its output connect in long limit moving platform (322), long limit removal driving source (321) can be through the drive long limit moving platform (322), and drive long limit regulating plate (323) with long limit determine module (31) are to being close to the long limit direction of waiting to detect the curved screen removes.
7. The curved screen crack detection device of claim 1, further comprising a code reading mechanism (5), wherein the code reading mechanism (5) is located upstream of the in-plane detection mechanism (1), the short-side detection mechanism (2) and the long-side detection mechanism (3), and the code reading mechanism (5) is used for detecting the identification code of the curved screen to be detected.
8. The curved screen crack detection device of claim 7, further comprising a feeding mechanism (4), wherein the feeding mechanism (4) can carry the curved screen to be detected and convey the curved screen to the code reading mechanism (5).
9. The curved screen crack detection device according to any one of claims 1 to 8, further comprising an alignment mechanism (6), wherein the alignment mechanism (6) is disposed upstream of the in-plane detection mechanism (1), the short side detection mechanism (2) and the long side detection mechanism (3), and the alignment mechanism (6) is configured to detect and position the curved screen to be detected.
10. The curved screen crack detection device according to any one of claims 1 to 8, further comprising a discharging mechanism (8), wherein the discharging mechanism (8) is arranged at the downstream of the in-plane detection mechanism (1), the short side detection mechanism (2) and the long side detection mechanism (3), and the discharging mechanism (8) can sort and respectively convey finished curved screens which are detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011233277.0A CN112362676B (en) | 2020-11-06 | 2020-11-06 | Curved surface screen crack detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011233277.0A CN112362676B (en) | 2020-11-06 | 2020-11-06 | Curved surface screen crack detection equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112362676A true CN112362676A (en) | 2021-02-12 |
| CN112362676B CN112362676B (en) | 2023-05-16 |
Family
ID=74509753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011233277.0A Active CN112362676B (en) | 2020-11-06 | 2020-11-06 | Curved surface screen crack detection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112362676B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113295696A (en) * | 2021-04-06 | 2021-08-24 | 昆山精讯电子技术有限公司 | Curved screen outer arc crackle optical detection device |
| CN113351519A (en) * | 2021-04-28 | 2021-09-07 | 宁波韵升智能技术有限公司 | 2D/3D arc edge glass cover plate visual detection equipment |
| CN116394190A (en) * | 2023-03-30 | 2023-07-07 | 深圳市亿图视觉自动化技术有限公司 | Curved surface screen assembling method and equipment |
| CN117347390A (en) * | 2023-12-06 | 2024-01-05 | 成都博视达科技有限公司 | Glass cover plate edge detection device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106770363A (en) * | 2016-12-31 | 2017-05-31 | 深圳眼千里科技有限公司 | screen automatic detecting machine |
| US20170370856A1 (en) * | 2016-06-27 | 2017-12-28 | Disco Corporation | Internal crack detecting method and internal crack detecting apparatus |
| CN111413072A (en) * | 2020-04-27 | 2020-07-14 | 北京兆维智能装备有限公司 | Curved surface screen edge detection device |
| CN211402190U (en) * | 2019-10-31 | 2020-09-01 | 苏州玻色智能科技有限公司 | Automatic change defect detecting equipment |
-
2020
- 2020-11-06 CN CN202011233277.0A patent/CN112362676B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170370856A1 (en) * | 2016-06-27 | 2017-12-28 | Disco Corporation | Internal crack detecting method and internal crack detecting apparatus |
| CN106770363A (en) * | 2016-12-31 | 2017-05-31 | 深圳眼千里科技有限公司 | screen automatic detecting machine |
| CN211402190U (en) * | 2019-10-31 | 2020-09-01 | 苏州玻色智能科技有限公司 | Automatic change defect detecting equipment |
| CN111413072A (en) * | 2020-04-27 | 2020-07-14 | 北京兆维智能装备有限公司 | Curved surface screen edge detection device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113295696A (en) * | 2021-04-06 | 2021-08-24 | 昆山精讯电子技术有限公司 | Curved screen outer arc crackle optical detection device |
| CN113295696B (en) * | 2021-04-06 | 2024-02-06 | 昆山精讯电子技术有限公司 | Curved screen outer arc crack optical detection device |
| CN113351519A (en) * | 2021-04-28 | 2021-09-07 | 宁波韵升智能技术有限公司 | 2D/3D arc edge glass cover plate visual detection equipment |
| CN116394190A (en) * | 2023-03-30 | 2023-07-07 | 深圳市亿图视觉自动化技术有限公司 | Curved surface screen assembling method and equipment |
| CN116394190B (en) * | 2023-03-30 | 2023-11-07 | 深圳市亿图视觉自动化技术有限公司 | Curved surface screen assembling method and equipment |
| CN117347390A (en) * | 2023-12-06 | 2024-01-05 | 成都博视达科技有限公司 | Glass cover plate edge detection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112362676B (en) | 2023-05-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112362676A (en) | Curved surface screen crack check out test set | |
| CN112850145B (en) | Curved surface screen crack check out test set | |
| CN110420864B (en) | ULED screen substrate detection/measurement equipment | |
| CN111974708A (en) | Electronic equipment appearance detection mechanism and detection process | |
| CN101366111B (en) | Substrate-replacing apparatus, substrate-processing apparatus, and substrate-inspecting apparatus | |
| CN212886101U (en) | Assembling device | |
| CN111774323A (en) | CCD machine vision full-size detection equipment | |
| CN112051449A (en) | Detection device and production line | |
| CN108555735A (en) | A kind of efficient flaw processing system for graphene chip manufacture | |
| CN110335559A (en) | A kind of detection system | |
| CN217990057U (en) | Visual inspection device of film products | |
| JP4297350B2 (en) | Chip component conveying method and apparatus, and appearance inspection method and apparatus | |
| CN115090561A (en) | Unit system for cooling-cleaning-detecting film products | |
| CN117309895A (en) | Automobile part defect detection device and method based on machine vision | |
| CN106217183B (en) | A kind of automatic detection grinding machine for the dust removal for feeding adjustment | |
| CN110803517A (en) | Flexible OLED display panel laser shape cutting equipment with cleaning function | |
| WO2019205496A1 (en) | Side polishing line having automatic measurement function | |
| CN106217240B (en) | A kind of automatic detection grinding machine for feeding adjustment | |
| CN108393276A (en) | A kind of external diameter detection device for auto parts and components | |
| CN218872930U (en) | Motor shell visual detection equipment | |
| CN208066784U (en) | A kind of external diameter detection device for auto parts and components | |
| CN110153859A (en) | A kind of Full-automatic grinder | |
| CN106181682B (en) | A kind of grinding machine of adjustable sorting detection | |
| CN213103305U (en) | Electronic equipment outward appearance detection mechanism | |
| CN212432070U (en) | Flatness detector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |