CN115183683A - Keyboard shell automatic detection equipment and use method thereof - Google Patents
Keyboard shell automatic detection equipment and use method thereof Download PDFInfo
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- CN115183683A CN115183683A CN202210816468.2A CN202210816468A CN115183683A CN 115183683 A CN115183683 A CN 115183683A CN 202210816468 A CN202210816468 A CN 202210816468A CN 115183683 A CN115183683 A CN 115183683A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
- G01B11/0616—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material of coating
- G01B11/0625—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material of coating with measurement of absorption or reflection
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/08—Measuring arrangements characterised by the use of optical techniques for measuring diameters
- G01B11/12—Measuring arrangements characterised by the use of optical techniques for measuring diameters internal diameters
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/14—Measuring arrangements characterised by the use of optical techniques for measuring distance or clearance between spaced objects or spaced apertures
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/04—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness by measuring coordinates of points
- G01B21/042—Calibration or calibration artifacts
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Abstract
The invention discloses automatic detection equipment for a keyboard shell and a using method thereof, wherein the automatic detection equipment comprises a rack, a detection mechanism and a moving mechanism; the detection mechanism comprises an upper detection assembly, a lower detection assembly and a prism mechanism; the upper detection assembly comprises a first visual detection device, a second visual detection device, a scanning code gun and an upper laser displacement sensor; the lower detection assembly comprises a third visual detection device and a lower laser displacement sensor; the second visual detection device and the first visual detection device form an included angle, the prism mechanism comprises a plurality of prisms, and the prisms are arranged on the side edge of the detection station; the moving mechanism comprises an upper moving module and a lower moving module; the upper moving module and the lower moving module are respectively used for driving the upper detection assembly and the lower detection assembly, and the upper moving module and the lower moving module can connect the motion axes together through calibrating, dividing regions and creating product coordinates, so that the upper detection position and the lower detection position are consistent, and the precision is higher.
Description
Technical Field
The invention relates to the technical field of defect detection and measurement, in particular to automatic keyboard shell detection equipment and a using method thereof.
Background
A keyboard is a command and data input device used to operate a computer device and also refers to a set of function keys (e.g., typewriter, computer keyboard) arranged to operate a machine or device through the system.
The keyboard is the most common and main input device, and english letters, numbers, punctuations and the like can be input into the computer through the keyboard, so as to send commands, input data and the like to the computer. There are also keyboards with various shortcut keys. With the lapse of time, independent products with various quick functions are sold separately in the market gradually, and the products are provided with special driving and setting software, so that personalized operation can be realized on a compatible machine.
At present, in the keyboard production process, must carry out quality testing to the keyboard finished product before going out to produce, wherein, the keyboard I installed the button and seted up a plurality of through-holes, if detect the quality of product through the mode of artifical visual inspection, have extremely unstable factor, lead to the defective products to omit, hardly carry out the control to testing process.
Not only the working effect can not be promoted in this mode, still make the performance result of its detection can not unify in a standard, because of artificial individual reason or individual to the different technical capability of race lead to different testing results separately, waste time and energy, the detection cost is high enough, and work efficiency is low, can not satisfy the production demand.
However, the electronic enterprises at present consider the product quality as the root and have strict requirements on the details of the product, and the products with a problem are often extracted from the same batch of products, so that the finished products in the same batch can be returned to the manufacturing enterprises for rework.
Disclosure of Invention
The invention aims to provide automatic keyboard shell detection equipment and a using method thereof.
In order to achieve the purpose of the invention, the technical scheme adopted by the invention is as follows: an automatic detection device for a keyboard shell comprises,
the detection device comprises a rack, a detection station is arranged on the rack, and a limiting mechanism is arranged on the detection station and used for fixing a product to be detected;
the detection mechanism comprises an upper detection assembly, a lower detection assembly and a prism mechanism which are respectively positioned at the upper side and the lower side of a detection station; the upper detection assembly comprises a first visual detection device, a second visual detection device, a scanning code gun and an upper laser displacement sensor; the lower detection assembly comprises a third visual detection device and a lower laser displacement sensor; the second visual detection device and the first visual detection device form an included angle, the prism mechanism comprises a plurality of prisms, and the prisms are arranged on the side edge of the detection station; the upper laser displacement sensor and the lower laser displacement sensor are calibrated through a calibration sheet, and the calibration sheet is installed on the side of the detection station;
the moving mechanism is arranged on the rack and comprises an upper moving module and a lower moving module; the upper moving module and the lower moving module are respectively used for driving the upper detection assembly and the lower detection assembly.
Wherein the reflecting surface of the prism is arranged towards the detection station.
Preferably, the first visual inspection device is arranged perpendicular to a horizontal plane, the second visual inspection device is arranged inclined to the horizontal plane, and an included angle between the first visual inspection device and the second visual inspection device is not less than 30 degrees.
More preferably, the angle between the first visual inspection device and the second visual inspection device is not greater than 60 °.
Preferably, a plurality of prisms are installed on three sides of the detection station, and the prism mechanism is matched with the first visual detection device to realize side detection of a product to be detected.
Preferably, the limiting mechanism comprises a supporting block, a clamping cylinder, a sensor and a positioning reference column; the supporting block is arranged at the detection station through a connecting block and used for supporting the product to be detected; the telescopic end of the clamping cylinder is provided with a clamping block for limiting the product to be detected; the positioning reference column is arranged at the side edge of the detection station through a fixing block; the sensor is arranged on one side of the detection station and used for determining whether the detection station has a product to be detected.
Preferably, the upper moving module comprises an upper X-axis moving module, an upper Y-axis moving module and an upper Z-axis moving module which are perpendicular to each other; the upper Y-axis moving module is in sliding fit with the upper X-axis moving module, and the upper X-axis moving module and the upper Y-axis moving module drive the upper Z-axis moving module to move horizontally; the upper Z-axis moving module drives the first visual detection device, the second visual detection device and the upper laser displacement sensor to move synchronously;
the lower moving module comprises a lower X-axis moving module, a lower Y-axis moving module and a lower Z-axis moving module which are vertical to each other; the lower Y-axis moving module is in sliding fit with the lower X-axis moving module, and the lower X-axis moving module and the lower Y-axis moving module drive the lower Z-axis moving module to move horizontally; the lower detection assembly is installed at the output end of the lower Z-axis moving module, and the lower Z-axis moving module drives the third visual detection device and the lower laser displacement sensor to move synchronously.
The invention also claims a use method of the keyboard shell automatic detection device, wherein the automatic detection device comprises,
the detection device comprises a rack, wherein a detection station is arranged on the rack, and a limiting mechanism is arranged on the detection station and used for fixing a product to be detected;
the detection mechanism comprises an upper detection assembly, a lower detection assembly and a prism mechanism which are respectively positioned at the upper side and the lower side of a detection station; the upper detection assembly comprises a first visual detection device, a second visual detection device, a scanning code gun and a first laser displacement sensor; the lower detection assembly comprises a third visual detection device and a third laser displacement sensor; the second visual detection device and the first visual detection device form an included angle, the prism mechanism comprises a plurality of prisms, and the prisms are arranged on the side edge of the detection station; the first laser displacement sensor and the lower laser displacement sensor are calibrated through a calibration sheet, and the calibration sheet is installed on the side of the detection station;
the moving mechanism is arranged on the rack and comprises an upper moving module and a lower moving module; the upper moving module and the lower moving module are respectively used for driving the upper detection assembly and the lower detection assembly;
the use method comprises the following steps of,
s100, manually/mechanically feeding a product to be detected, and moving the product to be detected to a detection station in a measurement area;
s200, scanning the code scanning gun in the measuring area to scan the code of the product to be measured, judging the front side and the back side of the product to be measured, judging the product to be measured is placed in the reverse side if the code scanning fails, and turning over the product to be measured;
s300, extending the telescopic end of the clamping cylinder, and clamping two adjacent sides of a product to be tested;
s400, the moving mechanism drives the detection mechanism to move to a calibration sheet, and calibration of the upper laser displacement sensor and the lower laser displacement sensor is completed;
s500, the moving mechanism drives the detection mechanism to move to a position to be detected on a product to be detected, and the upper laser displacement sensor and the lower laser displacement sensor are matched to measure the thickness of the large surface of the product to be detected; the upper laser displacement sensor, the first visual detection device and the prism mechanism are matched to detect the side surface characteristics of the product to be detected; the first visual detection device and the third visual detection device are matched to detect the upper features and the lower features of the product to be detected; the second visual detection device is used for detecting the side wall characteristics of the through hole in the product to be detected.
Preferably, the first and third visual inspection devices move in synchronization.
Preferably, in S500, the specific step of detecting the side features of the product to be detected is,
the first visual detection device moves to the position above the prism, and the side features of the product to be detected are reflected by the prism to enter the first visual detection device.
Preferably, in S500, the specific detection step of the side features of the product to be detected further includes that the upper laser displacement sensor moves to the position above the prism and emits a plurality of vertical light beams; the vertical light beam is reflected to a horizontal light beam at the reflecting surface of the reflecting prism; the horizontal light beams are respectively emitted into the side surface of the product to be detected and then reflected back to the upper laser displacement sensor along the original path; the upper laser displacement sensor receives the light beam reflected back along the original path, and the length and the width of the product to be measured are calculated.
Preferably, in S500, the specific detection steps of the upper feature and the lower feature of the product to be detected are that the first visual detection device and the third visual detection device divide a plurality of areas on the upper surface and the lower surface of the product to be detected respectively and create product coordinates; and the upper moving module and the lower moving module drive the first visual detection device and the third visual detection device to synchronously move to detect the areas and points on the product coordinates, and the distances of the corresponding points are output according to the obtained points.
According to the invention, a product to be detected is divided into areas in the transverse and longitudinal directions, and a plurality of detection points are formed at the junction points of the area division of the product to be detected; the ratio of the distance between the two detection points to the length of the product to be detected or the length of a certain area can be obtained through detection, the length of the product to be detected can be obtained through detection, and the distance between the two detection points can be obtained through calculation; distance calculation is carried out through the ratio, distance detection is not directly carried out, the precision is higher, and the method can be suitable for products to be detected of various models; in addition, when in detection, only the ratio of the length and the width of the multiple groups of detection points relative to the product to be detected is needed to be input, and the distance of each group of detection points is not needed to be input again, so that the product with reduced or increased geometric proportion can be detected. Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
1. according to the invention, the upper moving module and the lower moving module can link the motion axes of the upper moving module and the lower moving module together through calibrating, dividing areas and establishing product coordinates, so that the consistency of upper and lower detection positions is ensured, and the precision is higher;
2. the upper detection assembly is matched with the prism mechanism for use, so that the side detection of a product is completed, the structure is simplified, and the cost is reduced to the greatest extent;
3. the invention can accurately detect the dimensions of the length and width of the appearance, the thickness of a large surface, the distance of the side surface, the length and width in the groove, the diameter of the side hole and the length and width of the inclined hole of a product to be detected.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the upper detection assembly of the present invention;
FIG. 3 is a schematic structural view of a lower detecting unit according to the present invention;
FIG. 4 is a schematic view of the structure at the inspection station of the present invention;
FIG. 5 is a schematic structural view of the keyboard housing installed at the inspection station of the present invention.
Wherein: 1. a frame; 2. a first visual inspection device; 3. a second visual detection device; 4. scanning the code gun; 5. an upper laser displacement sensor; 6. a third visual detection device; 7. a lower laser displacement sensor; 8. calibrating the sheet; 9. a prism; 10. a support block; 11. a clamping cylinder; 12. a sensor; 13. positioning a reference column; 14. detecting a station; 15. a keyboard housing.
Detailed Description
The invention is further described below with reference to the drawings and examples.
Example 1
Referring to fig. 1-5, the present embodiment mainly introduces an automatic detection device for keyboard housing, comprising,
the keyboard comprises a machine frame 1, wherein a detection station 14 is arranged on the machine frame 1, and a limiting mechanism is arranged on the detection station 14 and used for fixing a keyboard shell 15.
The limiting mechanism comprises three supporting blocks 10, two clamping cylinders 11, a sensor 12 and three positioning reference columns 13; the supporting blocks 10 are arranged at the detection station 14 through connecting blocks, the three supporting blocks 10 are distributed in a triangular shape and are used for supporting the keyboard shell 15, and detection point positions on the lower surface of the notebook shell can be easily avoided on the premise that the horizontal placement of the notebook shell is ensured; the sensor 12 is installed at one side of the detection station 14 and used for determining whether the keyboard shell 15 exists in the detection station 14.
Two clamping cylinders 11 are respectively arranged on two adjacent side edges of the detection station 14, and a clamping block is arranged at the telescopic end of each clamping cylinder 11 and used for limiting the keyboard shell 15; the positioning reference column 13 is arranged on two adjacent side edges of the detection station 14, which are opposite to the two clamping cylinders 11, through a fixing block, and the keyboard shell 15 is pushed onto the positioning reference column 13 by the clamping cylinders 11 and is close to the positioning reference column to complete positioning.
The detection mechanism comprises an upper detection assembly, a lower detection assembly and a prism mechanism which are respectively positioned at the upper side and the lower side of the detection station 14; the upper detection assembly comprises a first visual detection device 2, a second visual detection device 3, a scanning code gun 4 and an upper laser displacement sensor 5; the lower detection assembly comprises a third visual detection device 6 and a lower laser displacement sensor 7; the first visual detection device 2 is arranged vertical to a horizontal plane, and the second visual detection device 3 is arranged on the inclined horizontal plane, so that the second visual detection device 3 and the first visual detection device 2 form an included angle of 30 degrees; the upper laser displacement sensor 5 and the lower laser displacement sensor 7 are calibrated through a calibration sheet 8, and the calibration sheet 8 is installed on the side of the detection station 14.
The first visual inspection device 2, the second visual inspection device 3 and the third visual inspection device 6 all comprise a CCD, a camera and a light source which are arranged in sequence.
The prism mechanism comprises four prisms 9, and the four prisms 9 are arranged corresponding to the side features of the keyboard shell 15; two prisms 9 are installed at one long side of the detection station 14, and the other two prisms 9 are respectively and fixedly installed at two short sides of the detection station 14; the relative prism 9 distance, the length and width of the inspection station 14 are known.
The prism mechanism is matched with the first visual detection device 2 to realize the side photographing detection of the keyboard shell 15, and the matched laser displacement sensor 5 realizes the forming of the side features of the keyboard shell 15.
The moving mechanism is arranged on the rack 1 and comprises an upper moving module and a lower moving module; the upper moving module and the lower moving module are respectively used for driving the upper detection assembly and the lower detection assembly; the upper moving module comprises an upper X-axis moving module, an upper Y-axis moving module and an upper Z-axis moving module which are mutually vertical; the upper Y-axis moving module is in sliding fit with the upper X-axis moving module, and the upper X-axis moving module and the upper Y-axis moving module drive the upper Z-axis moving module to move horizontally; the upper Z-axis moving module drives the first visual detection device 2, the second visual detection device 3 and the upper laser displacement sensor 5 to move synchronously; the lower moving module comprises a lower X-axis moving module, a lower Y-axis moving module and a lower Z-axis moving module which are vertical to each other; the lower Y-axis moving module is in sliding fit with the lower X-axis moving module, and the upper X-axis moving module, the lower Y-axis moving module and the lower X-axis moving module drive the lower Z-axis moving module to move horizontally; the lower detection component is arranged at the output end of the lower Z-axis moving module, and the lower Z-axis moving module drives the third visual detection device 6 and the lower laser displacement sensor 7 to move synchronously.
The upper moving module and the lower moving module are combined to realize synchronous driving of the upper detection assembly and the lower detection assembly.
Example 2
A method for using keyboard shell automatic detection equipment specifically comprises the following steps,
s100, manually/mechanically feeding the keyboard shell, and moving the keyboard shell to a detection station in a measurement area;
the length and the width of the detection station are known, the notebook shell is supported by the detection station through the support blocks, and the detection point positions of the lower surface of the notebook shell can be easily avoided on the premise of ensuring the horizontal placement of the notebook shell.
S200, scanning the code scanning gun in the measuring area to scan the keyboard shell, judging the front side and the back side of the keyboard shell, judging the keyboard shell is put backwards if the code scanning fails, and turning over the keyboard shell;
the scanning code gun is also used for reading the product serial number and the binding information, associating new measurement data, uploading the new measurement data to a production management system, and realizing product information tracing.
S300, extending the telescopic end of the clamping cylinder to clamp two adjacent sides of the keyboard shell;
wherein, the keyboard shell is pushed to the positioning reference column by the clamping cylinder and is closed to complete the positioning.
S400, the moving mechanism drives the detection mechanism to move to the position of the calibration sheet, and calibration of the upper laser displacement sensor and the lower laser displacement sensor is completed.
S500, the moving mechanism drives the detection mechanism to move to a position to be detected on the keyboard shell, and the upper laser displacement sensor and the lower laser displacement sensor are matched to measure the thickness of the large surface of the keyboard shell; the upper laser displacement sensor is matched with the prism mechanism to detect the side surface characteristics of the keyboard shell; the first visual detection device and the third visual detection device are matched with each other to detect the upper surface characteristic and the lower surface characteristic of the keyboard shell; the second visual detection device is used for detecting the side wall characteristics of the through hole in the keyboard shell.
Example 3
The embodiment mainly introduces a calibration method of an upper laser displacement sensor and a lower laser displacement sensor, wherein the upper laser displacement sensor and the lower laser displacement sensor simultaneously emit light beams to the upper surface and the lower surface of a calibration sheet, and the light beams are reflected back from the upper surface and the lower surface of the calibration sheet; the upper laser displacement sensor and the lower laser displacement sensor respectively calculate the time when the light beam meets the detected article to return, so that the distance value is calculated, and the relative distance between the upper laser displacement sensor and the lower laser displacement sensor can be obtained because the thickness of the calibration sheet is certain.
After the upper laser displacement sensor and the lower laser displacement sensor are calibrated, the upper laser displacement sensor and the lower laser displacement sensor move to the prism position of two adjacent side edges which are oppositely arranged by the clamping cylinder.
Example 4
This embodiment mainly introduces a specific detection method for the keyboard shell features,
s510, scanning a keyboard shell in an up-and-down three-dimensional mode through an upper laser displacement sensor, a first visual detection device, a lower laser displacement sensor and a third visual detection device, dividing a plurality of areas on the upper surface and the lower surface of the keyboard shell, and creating product coordinates;
s520, driving the detection assembly and the lower detection assembly to synchronously move to a detection point by the upper moving module and the lower moving module;
s530, detecting the point to be detected by the upper laser displacement sensor and the first visual detection device, obtaining the distance of the corresponding point according to the obtained point, and outputting the distance on the Z axis;
s540, the first vision detection device and the third vision detection device carry out photographing detection on the region of the point to be detected to obtain the region range of the corresponding point, and the distance is output on the X axis and the Y axis;
wherein the visual field of the camera is 30mm, and the area range of the corresponding point comprises a through hole or other parts; if the through hole is a circular through hole, the diameter of the output circle is wide;
and S550, the second vision detection device performs photographing detection on the area of the point to be detected to obtain the area of the corresponding point, and the distance is output on the Z axis after calculation.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to the above-described embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. An automatic detection device for a keyboard shell is characterized by comprising,
the detection device comprises a rack (1), wherein a detection station (14) is arranged on the rack (1), and a limiting mechanism is arranged on the detection station (14) and used for fixing a product to be detected;
the detection mechanism comprises an upper detection assembly, a lower detection assembly and a prism mechanism which are respectively positioned at the upper side and the lower side of a detection station (14); the upper detection assembly comprises a first visual detection device (2), a second visual detection device (3), a scanning code gun (4) and an upper laser displacement sensor (5); the lower detection assembly comprises a third visual detection device (6) and a lower laser displacement sensor (7); the second visual detection device (3) and the first visual detection device (2) form an included angle, the prism mechanism comprises a plurality of prisms (9), and the prisms (9) are arranged on the side edge of the detection station (14); the upper laser displacement sensor (5) and the lower laser displacement sensor (7) are calibrated through a calibration sheet (8), and the calibration sheet (8) is arranged on the side of the detection station (14);
the moving mechanism is arranged on the rack (1) and comprises an upper moving module and a lower moving module; the upper moving module and the lower moving module are respectively used for driving the upper detection assembly and the lower detection assembly.
2. The keyboard housing automatic detection device according to claim 1, wherein the first visual detection means (2) is disposed vertically to a horizontal plane, the second visual detection means (3) is disposed obliquely to the horizontal plane, and an angle between the first visual detection means (2) and the second visual detection means (3) is not less than 30 °.
3. The keyboard housing automatic detection equipment as claimed in claim 1, wherein a plurality of prisms (9) are installed at three sides of the detection station (14), and the prism mechanism is matched with the first visual detection device (2) to realize the side detection of a product to be detected.
4. The keyboard housing automatic detection device according to claim 1, wherein the limiting mechanism comprises a supporting block (10), a clamping cylinder (11), a sensor (12) and a positioning reference column (13); the supporting block (10) is arranged at the detection station (14) through a connecting block and is used for supporting the product to be detected; the telescopic end of the clamping cylinder (11) is provided with a clamping block for limiting the product to be detected; the positioning reference column (13) is arranged at the side edge of the detection station (14) through a fixing block; the sensor (12) is arranged on one side of the detection station (14) and used for determining whether the detection station (14) has a product to be detected.
5. The keyboard housing automatic detection apparatus of claim 1, wherein the upper moving module comprises an upper X-axis moving module, an upper Y-axis moving module and an upper Z-axis moving module which are perpendicular to each other; the upper Y-axis moving module is in sliding fit with the upper X-axis moving module, and the upper X-axis moving module and the upper Y-axis moving module drive the upper Z-axis moving module to move horizontally; the upper Z-axis moving module drives the first visual detection device (2), the second visual detection device (3) and the upper laser displacement sensor (5) to move synchronously;
the lower moving module comprises a lower X-axis moving module, a lower Y-axis moving module and a lower Z-axis moving module which are vertical to each other; the lower Y-axis moving module is in sliding fit with the lower X-axis moving module, and the lower X-axis moving module and the lower Y-axis moving module drive the lower Z-axis moving module to move horizontally; the lower detection assembly is installed at the output end of the lower Z-axis moving module, and the lower Z-axis moving module drives the third visual detection device (6) and the lower laser displacement sensor (7) to move synchronously.
6. A using method of keyboard shell automatic detection equipment is characterized in that,
the automatic detection device comprises a detection device and a detection device,
the detection device comprises a rack, wherein a detection station is arranged on the rack, and a limiting mechanism is arranged on the detection station and used for fixing a product to be detected;
the detection mechanism comprises an upper detection assembly, a lower detection assembly and a prism mechanism which are respectively positioned at the upper side and the lower side of a detection station; the upper detection assembly comprises a first visual detection device, a second visual detection device, a scanning code gun and a first laser displacement sensor; the lower detection assembly comprises a third visual detection device and a third laser displacement sensor; the second visual detection device and the first visual detection device form an included angle, the prism mechanism comprises a plurality of prisms, and the prisms are arranged on the side edge of the detection station; the first laser displacement sensor and the lower laser displacement sensor are calibrated through a calibration sheet, and the calibration sheet is installed on the side of the detection station;
the moving mechanism is arranged on the rack and comprises an upper moving module and a lower moving module; the upper moving module and the lower moving module are respectively used for driving the upper detection assembly and the lower detection assembly;
the use method comprises the following steps of,
s100, manually/mechanically feeding a product to be detected, and moving the product to be detected to a detection station in a measurement area;
s200, scanning the code scanning gun in the measuring area to scan the code of the product to be measured, judging the front side and the back side of the product to be measured, judging the product to be measured is placed in the reverse side if the code scanning fails, and turning over the product to be measured;
s300, extending out the telescopic end of the clamping cylinder, and clamping two adjacent sides of a product to be detected;
s400, the moving mechanism drives the detection mechanism to move to a calibration sheet, and calibration of the upper laser displacement sensor and the lower laser displacement sensor is completed;
s500, the moving mechanism drives the detection mechanism to move to a to-be-detected position on a to-be-detected product, and the upper laser displacement sensor and the lower laser displacement sensor are matched to measure the thickness of the large surface of the to-be-detected product; the upper laser displacement sensor, the first visual detection device and the prism mechanism are matched to detect the side surface characteristics of the product to be detected; the first visual detection device and the third visual detection device are matched to detect the upper features and the lower features of the product to be detected; and the second visual detection device is used for detecting the side wall characteristics of the through hole in the product to be detected.
7. The method of claim 6, wherein the first visual inspection device and the third visual inspection device move synchronously.
8. The method of claim 6, wherein in step S500, the specific steps of detecting the side features of the product to be tested are,
the first visual detection device moves to the position above the prism, and the side features of the product to be detected are reflected by the prism to enter the first visual detection device.
9. The use method of an automatic detection device for keyboard housings as claimed in claim 6, wherein in S500, the specific detection step of the side features of the product to be detected further includes that the upper laser displacement sensor moves to above the prism and emits a plurality of vertical light beams; the vertical light beam is reflected to a horizontal light beam at the reflecting surface of the reflecting prism; horizontal light beams are respectively emitted into the side surfaces of the products to be detected and then reflected back to the upper laser displacement sensor along the original path; the upper laser displacement sensor receives the light beam reflected back along the original path, and the length and the width of the product to be measured are calculated.
10. The method of claim 6, wherein in step S500, the specific steps of detecting the upper and lower features of the product to be tested are,
the first visual detection device and the third visual detection device divide a plurality of areas above and below a product to be detected respectively and establish product coordinates; and the upper moving module and the lower moving module drive the first visual detection device and the third visual detection device to synchronously move to detect the areas and points on the product coordinates, and the distances of the corresponding points are output according to the obtained points.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210816468.2A CN115183683A (en) | 2022-07-12 | 2022-07-12 | Keyboard shell automatic detection equipment and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210816468.2A CN115183683A (en) | 2022-07-12 | 2022-07-12 | Keyboard shell automatic detection equipment and use method thereof |
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| CN115183683A true CN115183683A (en) | 2022-10-14 |
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| CN202210816468.2A Pending CN115183683A (en) | 2022-07-12 | 2022-07-12 | Keyboard shell automatic detection equipment and use method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117092120A (en) * | 2023-10-20 | 2023-11-21 | 长沙麦睛科技股份有限公司 | Be used for cell-phone apron glass automatic optical detection equipment |
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2022
- 2022-07-12 CN CN202210816468.2A patent/CN115183683A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117092120A (en) * | 2023-10-20 | 2023-11-21 | 长沙麦睛科技股份有限公司 | Be used for cell-phone apron glass automatic optical detection equipment |
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