CN111829444B - Automatic detection equipment and detection method for detecting section difference and gap - Google Patents
Automatic detection equipment and detection method for detecting section difference and gap Download PDFInfo
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- CN111829444B CN111829444B CN202010722045.5A CN202010722045A CN111829444B CN 111829444 B CN111829444 B CN 111829444B CN 202010722045 A CN202010722045 A CN 202010722045A CN 111829444 B CN111829444 B CN 111829444B
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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
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/002—Measuring arrangements characterised by the use of optical techniques for measuring two or more coordinates
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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
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
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Abstract
The invention relates to an automatic detection device and a detection method for detecting a section difference and a gap, which belong to the technical field of automatic detection devices for the section difference and the gap, in particular to the field of section difference and gap detection for the assembly of a complete machine and parts of a 3C type electronic product; comprises a machine cabinet; the limiting carrier can fix and limit a product to be detected; the identification scanner is used for scanning and identifying the product to be detected according to the label arranged on the product to be detected; the laser scanner can identify the outline of each part of a product to be detected; the mechanical arm can control the movement of the recognition scanner and the laser scanner; a machine controller; the industrial computer is connected with the mechanical controller and sends a control command to the mechanical controller, receives detection data sent by the identification scanner and the laser scanner, selects a required section difference surface and a required gap position and calculates whether the section difference or the gap is qualified; the gap and the section difference on the detected product can be detected out, the detection precision is high, the operation is stable, the running speed is high, the measurement consistency is good, and the production efficiency is improved.
Description
Technical Field
The invention relates to automatic detection equipment and a detection method for detecting a section difference and a gap, belongs to the technical field of automatic detection equipment for the section difference and the gap, and particularly relates to automatic detection equipment for the whole machine and part assembly gaps of 3C electronic products, including the section difference and the gap.
Background
The 3C electronic products mainly refer to computer (computer), communication (communication), and consumer (consumer) electronic products. With the development of scientific technology, particularly high-speed iteration of microelectronic technology, products such as the products are smaller in size and thinner in size. Meanwhile, as daily necessities, the product must have certain dustproof and waterproof functions, and even some products have IP67 or even higher protection level. The assembly relationships between the various parts are becoming more and more precise. Errors of a few tenths of a millimeter can cause the whole product to be incapable of being assembled normally and not to meet the quality requirement.
In order to control the quality of the product, after the product is manufactured and assembled at each stage, the product needs to be detected to determine whether the product is qualified. In the current production line production of products, the quality of the products is mostly detected through manual instruments such as a manual operation feeler gauge and a height gauge, so that the detection precision is low, the working efficiency is low, manual factors are seriously influenced, a large amount of manpower is consumed, and the production cost is high.
Disclosure of Invention
The present invention is directed to solving the above problems and providing an automatic gap and level difference detecting apparatus and method with improved detection efficiency and detection accuracy.
The technical scheme adopted by the invention for solving the technical problem is as follows:
the invention discloses an automatic detection device for detecting segment difference and gaps, which comprises:
the equipment comprises a machine cabinet, wherein a workbench is arranged on the machine cabinet;
the limiting carrier is arranged on the workbench and can fix and limit a product to be detected;
the identification scanner is arranged above the workbench and can scan and identify the product to be detected according to a label arranged on the product to be detected;
the laser scanner is arranged above the workbench and can identify the outline of each part of a product to be detected;
the mechanical arm is arranged on the workbench, is connected with the identification scanner and the laser scanner and can control the movement of the identification scanner and the laser scanner;
the mechanical controller is connected with and controls the mechanical arm to identify the movement of the scanner and the laser scanner and limit the limit of the limit carrier on the product to be detected;
and the industrial computer is connected with and used for sending a control command to the mechanical controller, receiving and identifying detection data sent by the scanner and the laser scanner, selecting a required section difference surface and a required gap position, and calculating whether the section difference or the gap is qualified.
Preferably, the identification scanner is a two-dimensional code identifier, and the label is a two-dimensional code.
Preferably, the mechanical controller is a CPU controller or a PLC controller.
Preferably, after the identification scanner successfully identifies the product to be detected, the mechanical arm controls the laser scanner to move to the set zero position.
Preferably, a monitoring display and four-color signal lamps are further arranged, the monitoring display is communicated with the industrial computer and displays the detection data and the detection result, and the four-color signal lamps control the working state of the display equipment through the mechanical controller.
Preferably, a protective cover is arranged above the workbench, and the front side of the protective cover is opened for taking and placing the product to be tested.
Preferably, a plurality of casters and a plurality of foot cups are arranged at the bottom of the cabinet; the upper part of the protective cover is provided with a starting switch for starting the laser scanner, the identification scanner, the mechanical arm and the limit carrier; two control switches which are used for jointly controlling the starting and resetting of the mechanical arm and the limiting carrier are arranged below the opening side of the protective cover; the industrial computer and the mechanical controller are respectively arranged in the machine cabinet below the workbench.
Preferably, the limiting carrier comprises a carrier, a detachable bottom plate arranged on the carrier, and a longitudinal telescopic mechanism and a transverse telescopic mechanism which are arranged on the carrier, wherein the two telescopic mechanisms respectively comprise a telescopic device and a sliding block, the telescopic device is connected with and pushes the sliding block to move and is matched with a longitudinal limiting block or a transverse limiting block arranged on the carrier to longitudinally or transversely fix the product to be detected; a stepped hole is formed in the sliding block, the front end of the telescopic device is connected with a pull rod, the pull rod penetrates through the stepped hole of the limiting block to be connected with a shaft of the telescopic device, and a spring is arranged between the telescopic device and the sliding block; when the shaft of the expansion piece extends to the maximum stroke, the spring is compressed and the flange surface of the pull rod is separated from the step surface of the stepped hole.
Preferably, the bottom plate is provided with a plurality of vent holes, the vent holes are connected with a vacuum generator through pipelines, and when the vacuum generator is started, the vent holes generate negative pressure to adsorb a product to be detected.
Preferably, the longitudinal telescopic mechanism comprises a longitudinal telescopic device, a longitudinal spring, a longitudinal sliding rail and a longitudinal sliding block; the longitudinal sliding rail is arranged on the carrying platform, the longitudinal sliding block is arranged on the longitudinal sliding rail and is in sliding fit with the longitudinal sliding rail, the longitudinal expansion piece is arranged on the carrying platform and is connected with the longitudinal sliding block, the longitudinal spring is abutted between the longitudinal sliding block and the longitudinal expansion piece, the longitudinal limiting block is positioned on the opposite side of the longitudinal sliding block, and the longitudinal limiting block and the longitudinal sliding block are matched with a product to be detected longitudinally; the transverse telescopic mechanism comprises a transverse telescopic device, a transverse spring, a transverse sliding rail and a transverse sliding block; horizontal slide rail sets up on the microscope carrier, and horizontal slider sets up on horizontal slide rail and rather than sliding fit, and horizontal expansion bend sets up on the microscope carrier and connects horizontal slider, and horizontal spring supports between horizontal slider and horizontal expansion bend, and horizontal stopper is located the offside of horizontal slider and both cooperations from horizontal product that awaits measuring, and vertical expansion bend and horizontal expansion bend all belong to the expansion bend.
Preferably, the detection method of the automatic detection device includes the following steps:
S1: placing a product to be detected on a limiting carrier for fixing and adsorbing by negative pressure generated by a vacuum generator;
s2: the mechanical arm controls the label scanner to move and identifies the information of the product to be detected, and the label scanner moves the laser scanner to a set zero position after the label scanner successfully identifies the product to be detected;
s3: the mechanical arm moves the laser scanner to a set scanning position according to the information of the product to be detected, the laser scanner detects the outline and the position of each part on the product to be detected, and the industrial computer calculates required section difference and gap data according to detection data; the calculation result is compared with the set parameters in the built-in database so as to judge whether the calculation result is qualified or not and the calculation result is displayed by the monitoring display and the four-color signal lamp;
s4: after the detection is finished, resetting the vacuum generator, the limiting carrier and the mechanical arm, and sorting the product to be detected by an operator; in the step S3, the industrial computer first performs filtering processing on the scanning data sent by the laser scanner, extracts the height information z of the scanning position where the product to be measured is located, and then establishes a relation function according to the scanning section coordinate x:
x＝f(z)；
selecting a segment difference surface and a gap position which need to be concerned according to detection requirements, and calculating segment difference and gap data; wherein, the step is Z2-Z1, and the gap is f (Z2-0.2) -f (Z1-0.2).
The beneficial effects of the invention are as follows:
1. compared with the existing measuring mode, the measured gap data is a specific numerical value instead of a range value measured by a feeler gauge, and the measuring precision is higher; meanwhile, a non-contact measurement mode is adopted in the scheme, and the section difference data measured in the mode can avoid measurement errors caused by deformation caused by pressing of parts when the height gauge is manually operated; the scheme can accurately detect gaps and section differences on a detected product, has high detection precision, stable operation and control, high running speed and good measurement consistency, and improves the production efficiency;
2. in the scheme, the two-dimensional code scanner and the two-dimensional code labels arranged on the test products are used for positioning and identifying, the model of the product to be tested can be confirmed, the position of the product to be tested can be positioned, and the equipment in the scheme can quickly identify and match different models or different types of products;
3. the mechanical arm structure is mainly used for driving the two-dimensional code scanner and the laser scanner to move, and the height and the horizontal position of the two can be freely adjusted; the device can be quickly positioned and scanned, and the detection efficiency is improved.
Drawings
FIG. 1 is a control logic diagram of the apparatus of the present embodiment;
FIG. 2 is the overall structure of the equipment of the scheme;
fig. 3 is a top view of the position limiting carrier;
FIG. 4 is a block diagram of an industrial computer and machine controller location.
Reference numerals are as follows: 1-cabinet, 101-caster, 102-foot cup, 103-cabinet door, 104-work area, 105-induction grating, 106-protective cover, 2-industrial computer, 3-monitor display, 4-mechanical controller, 5-limit carrier, 501-carrier, 502-transverse slide rail, 503-transverse spring, 504-transverse expansion device, 505-transverse slide block, 506-longitudinal limit block, 507-vent hole, 508-transverse limit block, 509-longitudinal spring, 510-longitudinal expansion device, 511-longitudinal slide block, 512-longitudinal slide rail, 6-vacuum generator, 7-mechanical arm, 8-four-color signal lamp, 9-two-dimensional code scanner, 10-laser scanner, 11-start switch, 12-control the switch.
Detailed Description
As shown in the attached drawings, the invention discloses automatic detection equipment for detecting segment differences and gaps, which comprises a cabinet 1, a limit carrier 5, a mechanical arm 7, an identification scanner, a mechanical controller 4, an industrial computer 2 and a vacuum generator 6.
A workbench is arranged on the cabinet 1, and casters 101 for pushing and transporting in short distance and a foot cup 102 for bearing are arranged at the bottom of the cabinet 1, so that the cabinet 1 can be positioned and moved; the mechanical controller 4, the industrial computer 2 and the vacuum generator 6 are all arranged in the cabinet 1 below the workbench, wherein the mechanical controller 4 can be a CPU (central processing unit) controller or a PLC (programmable logic controller) controller; the industrial computer 2 may be an industrial computer with an X86 architecture, and in actual use, the reference configuration of the industrial computer is as follows: CPU Intel Core i 7-2600; a memory 16 GB; hard disk capacity 512G; a main board AIMB-701; in addition, other industrial computers can be selected according to the detection position of the detected part and the precision requirement; and a front access door and a side access door are arranged on the front and the right side of the lower part of the cabinet 1, so that the industrial computer 2 and the mechanical controller 4 can be conveniently overhauled and debugged.
A detachable limiting carrier 5 and a mechanical arm 7 are arranged on the workbench, and the limiting carrier 5 can fix and limit a product to be detected;
be provided with identification scanner and laser scanner 10 in the upper end of arm 7, identification scanner can use two-dimensional code scanner 9 can scan the discernment to this model and the type of going on the product that awaits measuring according to the two-dimensional code label of pasting on the product that awaits measuring, and this two-dimensional code scanner 9's reference model is: kangnai Vis DataMan 150; laser scanner 10 can discern the profile and the position of each part of the product that awaits measuring, and laser scanner 10's reference model is: connai vision DS 925B; the laser scanner 10 and the two-dimensional code scanner 9 can also be selected according to specific scanning precision and scanning speed, and components of other brands or models also belong to the similar technical scheme disclosed by the scheme; the robot arm 7 is controlled by the machine controller 4 to recognize horizontal position movement and height position adjustment of the scanner and the laser scanner 10.
The limiting carrier 5 is arranged on the workbench, the limiting carrier 5 comprises a carrier 501, a detachable bottom plate arranged on the carrier 501, a longitudinal telescopic mechanism and a transverse telescopic mechanism which are arranged on the carrier 501, and the longitudinal telescopic mechanism comprises a longitudinal expansion piece, a longitudinal spring 509, a longitudinal slide rail 512 and a longitudinal slide block 511; the longitudinal slide rail 512 is arranged on the carrier 501, the longitudinal slide block 511 is arranged on the longitudinal slide rail 512 and is in sliding fit with the longitudinal slide rail, the longitudinal expansion piece is arranged on the carrier 501 and is connected with the longitudinal slide block 511, the longitudinal spring 509 is abutted between the longitudinal slide block 511 and the longitudinal expansion piece, the longitudinal limiting block is positioned at the opposite side of the longitudinal slide block 511, and the longitudinal limiting block and the longitudinal sliding block are matched with a product to be measured; the transverse telescopic mechanism comprises a transverse telescopic device, a transverse spring 503, a transverse sliding rail 502 and a transverse sliding block 505; the transverse slide rail 502 is arranged on the carrying platform 501, the transverse slide block 505 is arranged on the transverse slide rail 502 and is in sliding fit with the transverse slide rail, the transverse expansion piece is arranged on the carrying platform 501 and is connected with the transverse slide block 505, the transverse spring 503 is abutted between the transverse slide block 505 and the transverse expansion piece, the transverse limiting block is positioned at the opposite side of the transverse slide block 505 and is matched with a transverse product to be measured, and the longitudinal expansion piece and the transverse expansion piece both belong to pneumatic cylinders; the front end of the expansion piece is connected with a pull rod, the pull rod penetrates through a stepped hole of the limiting block to be connected with a shaft of the expansion piece, and a spring is arranged between the expansion piece and the sliding block; when the shaft of the expansion piece extends to the maximum stroke, the spring is compressed and the flange surface of the pull rod is separated from the step surface of the stepped hole.
A plurality of vent holes 507 are arranged on the bottom plate, the vent holes 507 are connected with a vacuum generator 6 through pipelines, and when the vacuum generator 6 is started, negative pressure can be generated at the vent holes 507 to adsorb a product to be detected; the vacuum generator 6 is controlled by the relay module to be opened and closed; the relay module is controlled by a mechanical controller 4.
A protective cover 106 is arranged above the workbench of the cabinet 1, the front side of the protective cover 106 is opened for taking and placing products to be detected, a monitoring display 3 and a four-color signal lamp 8 are arranged on the upper part of the protective cover 106, the monitoring display 3 is communicated with the industrial computer 2 and displays detection data and detection results, and the four-color signal lamp 8 controls the working state of the display equipment through a mechanical controller 4; a starting switch for starting the laser scanner 10, the recognition scanner, the mechanical arm 7 and the limit carrier 5 is arranged at the upper part of the protective cover 106; two control switches 12 which jointly control the starting and resetting of the mechanical arm 7 and the limit carrier 5 are arranged below the opening side of the protective cover 106; the industrial computer 2 and the mechanical controller 4 are respectively arranged in the cabinet 1 below the workbench, and the induction gratings 105 are arranged on the left and right sides of the inner side of the protective cover 106, and the induction gratings 105 are used for detecting whether a person is in an operating state in a working area.
The working principle of the device is as follows:
after the equipment is started, an operator places a product to be detected on the limiting carrier 5, the transverse expansion piece 504 and the longitudinal expansion piece 510 on the limiting carrier 5 act to push the product to be detected to a limiting block and fix the product, then the vacuum generator 6 is started, negative pressure is generated at the bottom plate to adsorb the product to be detected, and therefore deformation caused by extrusion of the expansion pieces is reduced; the mechanical arm 7 moves the two-dimensional code scanner 9 and the laser scanner 10 to the position above a product to be detected, the two-dimensional code scanner 9 identifies the model and other information of the product to be detected, and after the identification scanner successfully identifies the product to be detected, the mechanical arm 7 controls the laser scanner 10 to move to a set zero position; then, the robot arm 7 controls the laser scanner 10 to reach a set scanning position according to information such as the model of the product to be measured, the laser scanner performs contour detection and position detection on each part on the product to be measured, the industrial computer 2 calculates the section difference and the gap between each part and the product to be measured according to the detection data, the calculation result is compared with the set parameters in the built-in database to judge whether the product is qualified, and the monitoring display is used for displaying and the four-color signal lamp 8 is used for displaying.
After the scanning data of the laser scanner 10 is sent to the industrial computer, filtering is first performed to extract height information z of a product to be measured at a scanning position, and then a relationship function is established by using a scanning section coordinate x:
x＝f(z)
according to the detection requirement, selecting a section difference surface and a gap position which need to be concerned at the position which needs to be detected, and calculating section difference and gap data;
wherein, the segment difference is Z2-Z1;
the gap is f (Z2-0.2) -f (Z1-0.2), and 0.2 of the above values is the distance between the part surface and the scan section.
After the scanning is finished, comparing the data with the set parameters in the built-in database, and displaying whether the detection result is qualified or not on the monitoring display 3; meanwhile, if the detection result is qualified, the four-color indicator light is displayed as green, if the detection result is unqualified, the four-color indicator light is displayed as yellow, and if the detection result is continuously unqualified, the four-color indicator light is displayed as red; after the detection is finished, the vacuum generator 6 stops working, the negative pressure between the bottom plate and the product to be detected disappears, the longitudinal expansion piece 510 and the transverse expansion piece 504 reset, and the product to be detected is released; the operator can take out the product to be detected for sorting, and the detection operation is finished.
The foregoing examples are provided for clarity of illustration only and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are intended to be within the scope of the invention.
Claims (8)
1. An automatic detection device for level difference and gap detection, comprising:
the equipment cabinet comprises a cabinet (1), wherein a workbench is arranged on the cabinet (1);
the limiting carrier (5) is arranged on the workbench and can fix and limit a product to be detected; the limiting carrier (5) comprises a carrying platform (501), a detachable bottom plate arranged on the carrying platform (501), and a longitudinal telescopic mechanism and a transverse telescopic mechanism which are arranged on the carrying platform (501), wherein the two telescopic mechanisms respectively comprise a telescopic device and a sliding block, the telescopic device is connected with and pushes the sliding block to move and is matched with a longitudinal limiting block or a transverse limiting block arranged on the carrying platform (501) to fix a product to be detected from the longitudinal direction or the transverse direction; a stepped hole is formed in the sliding block, the front end of the expansion piece is connected with a pull rod, the pull rod penetrates through the stepped hole of the limiting block to be connected with a shaft of the expansion piece, and a spring is arranged between the expansion piece and the sliding block; when the shaft of the expansion piece extends to the maximum stroke, the spring is compressed and the flange surface of the pull rod is separated from the step surface of the stepped hole; a plurality of vent holes (507) are formed in the bottom plate, the vent holes (507) are connected with a vacuum generator (6) through a pipeline, and when the vacuum generator (6) is started, negative pressure is generated at the vent holes (507) to adsorb a product to be detected;
The identification scanner is arranged above the workbench and can scan and identify the product to be detected according to a label arranged on the product to be detected;
the laser scanner (10) is arranged above the workbench and can identify the outline of each part of a product to be detected;
a robot arm (7) which is provided on the table, is connected to the recognition scanner and the laser scanner (10), and can control the movement of the recognition scanner and the laser scanner (10);
the mechanical controller (4) is connected with and controls the mechanical arm (7) to identify the movement of the scanner and the laser scanner (10) and limit the limit of the limit carrier (5) to the product to be detected;
the industrial computer (2) is connected with the mechanical controller (4) and sends a control instruction to the mechanical controller, the industrial computer (2) is connected with and receives detection data sent by the identification scanner and the laser scanner (10), and a required section difference surface and a required gap position are selected to calculate whether the section difference or the gap is qualified;
the detection method of the segment difference and the gap comprises the following steps:
s1: placing a product to be detected on a limiting carrier for fixing and adsorbing by negative pressure generated by a vacuum generator;
s2: the mechanical arm controls the label scanner to move and identifies the information of the product to be detected, and the label scanner moves the laser scanner to a set zero position after identification is successful;
S3: the mechanical arm moves the laser scanner to a set scanning position according to the information of the product to be detected, the laser scanner detects the outline and the position of each part on the product to be detected, and the industrial computer calculates required section difference and gap data according to detection data; the calculation result is compared with the set parameters in the built-in database so as to judge whether the calculation result is qualified or not and the calculation result is displayed by the monitoring display and the four-color signal lamp;
s4: after the detection is finished, resetting the vacuum generator, the limiting carrier and the mechanical arm, and sorting the product to be detected by an operator;
in the step S3, the industrial computer first performs filtering processing on the scanning data sent by the laser scanner, extracts the height information z of the scanning position where the product to be measured is located, and then establishes a relation function according to the scanning section coordinate x:
x=f(z)；
selecting a segment difference surface and a gap position which need to be concerned according to detection requirements, and calculating segment difference and gap data; wherein, the step = Z2-Z1, and the gap = f (Z2-0.2) -f (Z1-0.2).
2. The automatic detection device for level difference and gap detection according to claim 1, wherein the identification scanner is a two-dimensional code identifier and the label is a two-dimensional code.
3. The automatic detection equipment for level differences and gap detections according to claim 2, characterized in that the mechanical controller (4) is selected from a CPU controller or a PLC controller.
4. The automatic detecting apparatus for level difference and gap detection according to claim 3, wherein the robot arm (7) controls the laser scanner (10) to move to the set zero point position after the recognition scanner successfully recognizes the product to be measured.
5. The automatic detection equipment for level differences and gap detections according to claim 4, characterized in that a monitor display (3) and four-color signal lights (8) are further provided, the monitor display (3) communicates with the industrial computer (2) and displays the detection data and the detection results, and the four-color signal lights (8) control the working state of the display equipment by the mechanical controller (4).
6. The automatic detection equipment for level difference and gap detection according to one of claims 1 to 5, characterized in that a protective cover (106) is arranged above the worktable, and the front side of the protective cover (106) is opened for taking and placing the products to be detected.
7. The automatic detection apparatus for level difference and gap detection according to claim 6, wherein a plurality of casters (101) and a plurality of foot cups (102) are provided at the bottom of the cabinet (1); the upper part of the protective cover (106) is provided with a starting switch for starting the laser scanner (10), the identification scanner, the mechanical arm (7) and the limit carrier (5); two control switches (12) which are used for controlling the mechanical arm (7) and the limiting carrier (5) to start and reset together are arranged below the opening side of the protective cover (106); the industrial computer (2) and the mechanical controller (4) are respectively arranged in the machine cabinet (1) below the workbench.
8. The automatic detection device for level difference and gap detection according to claim 1, wherein the longitudinal telescoping mechanism comprises a longitudinal retractor, a longitudinal spring (509), a longitudinal sliding rail (512) and a longitudinal sliding block (511); the longitudinal sliding rail (512) is arranged on the carrying platform (501), the longitudinal sliding block (511) is arranged on the longitudinal sliding rail (512) and is in sliding fit with the longitudinal sliding rail, the longitudinal expansion piece is arranged on the carrying platform (501) and is connected with the longitudinal sliding block (511), the longitudinal spring (509) is abutted between the longitudinal sliding block (511) and the longitudinal expansion piece, the longitudinal limiting block is positioned on the opposite side of the longitudinal sliding block (511), and the longitudinal limiting block and the longitudinal sliding block are matched with a longitudinal product to be detected; the transverse telescopic mechanism comprises a transverse telescopic device, a transverse spring (503), a transverse sliding rail (502) and a transverse sliding block (505); horizontal slide rail (502) set up on microscope carrier (501), horizontal slider (505) set up on horizontal slide rail (502) and rather than sliding fit, horizontal expansion bend sets up on microscope carrier (501) and connects horizontal slider (505), horizontal spring (503) support in between horizontal slider (505) and the horizontal expansion bend, horizontal stopper is located the offside of horizontal slider (505) and both cooperations from horizontal product that awaits measuring, vertical expansion bend and horizontal expansion bend all belong to the expansion bend.
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| CN116718120A (en) * | 2023-05-29 | 2023-09-08 | 苏州佳祺仕科技股份有限公司 | Workpiece size detection device and detection method |
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| US4928257A (en) * | 1988-01-25 | 1990-05-22 | Bethlehem Steel Corporation | Method and apparatus for monitoring the thickness profile of a strip |
| CN102682136A (en) * | 2011-03-10 | 2012-09-19 | 鸿富锦精密工业（深圳）有限公司 | System and method for product section difference and clearance analysis |
| CN205981130U (en) * | 2016-08-08 | 2017-02-22 | 深圳市海目星激光科技有限公司 | Poor and gap detection device of section between electricity core end cover and shell |
| CN107677220A (en) * | 2017-10-19 | 2018-02-09 | 江苏杰士德精密工业有限公司 | Mobile phone display screen support offset detection device |
| CN209364467U (en) * | 2018-12-29 | 2019-09-10 | 捷星显示科技（福建）有限公司 | Display control panel and power panel boxed cassette process General purpose jig |
| CN110702021A (en) * | 2019-10-22 | 2020-01-17 | 苏州富强科技有限公司 | Measuring mechanism suitable for measuring gap and section difference |
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