Automatic double-sided stud and screw optical detection equipment

Abstract

The automatic double-sided stud screw optical detection equipment comprises a carrier conveying assembly line (1), a top XYZ gantry moving module (2), a top (2) D single-head camera screw detection module (3), a bottom XY linear motor moving module (4) and an outer shell (5), wherein the bottom XY linear motor moving module (4) is installed at the bottom of the outer shell (5), the carrier conveying assembly line (1) is installed in the outer shell (5), the top XYZ gantry moving modules (2) are installed on the two sides of the carrier conveying assembly line (1), and the top (2) D single-head camera screw detection module (3) is installed on the top XYZ gantry moving modules (2). According to the utility model, rapid multi-aspect detection of studs and screws can be realized, the labor intensity is reduced on the premise of meeting the capacity, and the problems of incapability of detection and misjudgment of detection by naked eyes are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of production and processing, in particular to an automatic double-sided stud screw optical detection device. Background Art

[0002] Currently, in the production process of pencil motherboards, CM factories use manual inspection of pencil motherboard screws and studs after they are locked. However, due to the small size of the motherboard, screws, and studs, a lot of manpower and time are required to complete the operation. Manual inspection requires frequent use of a magnifying glass to inspect the appearance of the screws, the relative position and angle between the studs, and floating locks, which takes up a lot of working time and energy. In addition, manual inspection often leads to missed inspections or misjudgments due to different levels of attentiveness and fatigue among different people. As a result, the labor cost is huge, the output and efficiency are very low, and the inspection quality is also uneven. Therefore, there is an urgent need to introduce automation to replace manual labor to achieve improved output, quality, and reduce labor costs.

[0003] This equipment is used in the whole line machine to detect whether the locking effects of stud screws meet the standards after locking. This equipment can realize the relative position and angle detection between small studs, the appearance of small screws after locking, and the floating lock detection function, thereby realizing rapid and multi-faceted detection of stud screws, greatly reducing labor costs and improving production and quality. Utility Model Content

[0004] In view of the difficulty of manual operation, the complexity of detection items and the low safety factor, in order to solve the problems of safety and high labor intensity, the utility model provides a device that can detect the relative position and angle between small studs, the appearance of small screws after locking, and the floating lock detection function, thereby realizing rapid and multi-faceted detection of studs and screws. While meeting production capacity, it reduces labor intensity and solves the problem of being unable to detect with the naked eye and misjudgment during detection.

[0005] The technical solution adopted by the utility model to solve its technical problems is:

[0006] An automatic double-sided stud screw optical inspection device comprises a carrier conveying line 1, a top XYZ gantry moving module 2, a top 2D single-head camera screw inspection module 3, a bottom XY linear motor moving module 4 and an outer shell 5; wherein: the bottom of the outer shell 5 is installed with the bottom XY linear motor moving module 4, the interior of the outer shell 5 is installed with the carrier conveying line 1, the top XYZ gantry moving module 2 is installed on both sides of the carrier conveying line 1, and the top 2D single-head camera screw inspection module 3 is installed on the top XYZ gantry moving module 2.

[0007] The utility model also has the following additional technical features:

[0008] As a further specific optimization of the technical solution of the present invention: the carrier conveying assembly line 1 includes a flat belt streamline 101, a carrier lifting and positioning mechanism 102, a side blocking structure 103 and a blocking structure 104; the flat belt streamline 101 is arranged in two parallel shapes, and the top of the flat belt streamline 101 is crossed by the carrier lifting and positioning mechanism 102; blocking structures 104 are respectively installed on both sides of the flat belt streamline 101; side blocking structures 103 are installed on both sides of the middle part of the flat belt streamline 101.

[0009] As a further specific optimization of the technical solution of the present invention: the carrier jacking and positioning mechanism 102 includes a cylinder 1021, a hydraulic buffer 1022, a positioning plate 1023 and a positioning pin 1024; the cylinder 1021 is provided with two groups on the left and right, and the positioning plates 1023 are installed on the telescopic shafts of the two groups of cylinders 1021, that is, the bottom of both ends of the positioning plate 1023 are respectively fixed on the telescopic shafts of the two groups of cylinders 1021; the inner bottom of both ends of the positioning plate 1023 is provided with a hydraulic buffer 1022; the top surface of the positioning plate 1023 is provided with two groups of positioning pins 1024.

[0010] As a further specific optimization of the technical solution of the present invention: the top XYZ gantry moving module 2 includes a Y-axis moving module 201 and an X-axis moving module 202; the Y-axis moving module 201 is provided with two left and right groups, and the two groups of the Y-axis moving modules 201 span the two sides of the carrier conveying line 1; the X-axis moving module 202 is fixed as a whole on the top of the two groups of the Y-axis moving modules 201.

[0011] As a further specific optimization of the technical solution of the present invention: the top 2D single-head camera screw detection module 3 includes a Z-axis moving module 301, a camera 302, a lens 303, a backlight panel 304 and a light source protective shell 305; the Z-axis moving module 301 is installed as a whole in the middle of the X-axis moving module 202 of the top XYZ gantry moving module 2, the bottom of the Z-axis moving module 301 is provided with a camera 302, the bottom of the camera 302 is installed with a lens 303, the backlight panel 304 is installed around the lens 303, and the light source protective shell 305 is arranged at the center bottom of the backlight panel 304.

[0012] As a further specific optimization of the technical solution of the present utility model: the bottom XY linear motor moving module 4 includes a bottom X linear motor moving module 401, a bottom X linear motor moving module 402, a bottom 2D dual-head camera stud detection module 403 and a bottom 3D laser sensor detection floating lock module 404; the bottom X linear motor moving module 401 is installed on the top of the bottom X linear motor moving module 402, the bottom 2D dual-head camera stud detection module 403 is installed on the top of the bottom X linear motor moving module 402, and the bottom 3D laser sensor detection floating lock module 404 is installed on one side of the bottom 2D dual-head camera stud detection module 403.

[0013] As a further specific optimization of the technical solution of the present invention: the bottom 2D double-head camera stud detection module 403 includes a Z-axis moving module 4031, a camera 4032, a lens 4033 and a light source 4034; a camera 4032 is installed on one side of the Z-axis moving module 4031, a lens 4033 is installed on the top of the camera 4032, and a light source 4034 is provided on the top of the lens 4033; the light source 4034 is placed in the light source protective shell 305.

[0014] As a further specific optimization of the technical solution of the present utility model: the bottom 3D laser sensor detection floating lock module 404 includes a 3D laser sensor 4041, and the 3D laser sensor 4041 is installed on the right side of the bottom 2D double-head camera stud detection module 403.

[0015] Compared with the prior art, the utility model has the following advantages:

[0016] (1) The utility model is simple and convenient to operate, has good versatility, stable test position, and strong adaptability to general processes. The functions of CCD positioning detection and 3D laser sensor height measurement are integrated together, the space can be reasonably arranged, and the cost is low and the efficiency is high.

[0017] (2) The utility model has the function of detecting the relative position and angle between small studs, as well as the appearance and floating lock detection of small screws after locking. It can realize batch detection of small stud screws after locking, greatly reducing labor costs, improving production and detection quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of automatic double-sided stud screw optical detection equipment;

[0019] Figure 2 yes Figure 1 The internal structure diagram of the automatic double-sided stud screw optical inspection equipment shown;

[0020] Figure 3 yes Figure 2 Schematic diagram of the upper XYZ gantry moving module structure inside the automatic double-sided stud screw optical inspection equipment shown;

[0021] Figure 4 yes Figure 2 Schematic diagram of the carrier assembly line structure shown;

[0022] Figure 5 yes Figure 4 The schematic diagram of the carrier lifting and positioning mechanism shown;

[0023] Figure 6 yes Figure 2 The top 2D single-head camera screw detection module structure diagram is shown;

[0024] Figure 7 yes Figure 2 Schematic diagram of the bottom XY linear motor moving module structure;

[0025] Figure 8 yes Figure 7 Schematic diagram of the structure of the bottom 2D dual-head camera stud detection module and the bottom 3D laser sensor floating lock detection module.

[0026] Explanation of the accompanying drawings: carrier conveying line 1, top XYZ gantry moving module 2, top 2D single-head camera screw detection module 3, bottom XY linear motor moving module 4 and outer shell 5. DETAILED DESCRIPTION

[0027] Exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings.

[0028] Example 1

[0029] An automatic double-sided stud screw optical inspection device comprises a carrier conveying line 1, a top XYZ gantry moving module 2, a top 2D single-head camera screw inspection module 3, a bottom XY linear motor moving module 4 and an outer shell 5; wherein: the bottom of the outer shell 5 is installed with the bottom XY linear motor moving module 4, the interior of the outer shell 5 is installed with the carrier conveying line 1, the top XYZ gantry moving module 2 is installed on both sides of the carrier conveying line 1, and the top 2D single-head camera screw inspection module 3 is installed on the top XYZ gantry moving module 2.

[0030] Among them: the function of the carrier conveying line 1 is to transport the carrier in and out of the equipment, the function of the top XYZ gantry moving module 2 is to drive the 2D single-head camera module to move in the XYZ direction to detect products at different positions, the function of the top 2D single-head camera screw detection module 3 is to detect whether the appearance of the screws of the product after locking is qualified, and the function of the bottom XY linear motor moving module 4 is to drive the bottom 2D double-head camera module 3D laser sensor to move to detect products at different positions.

[0031] The carrier conveying assembly line 1 includes a flat belt streamline 101, a carrier lifting and positioning mechanism 102, a side blocking structure 103 and a blocking structure 104; the flat belt streamline 101 is arranged in two parallel shapes, and the top of the flat belt streamline 101 is crossed by the carrier lifting and positioning mechanism 102; blocking structures 104 are respectively installed on both sides of the flat belt streamline 101; side blocking structures 103 are installed on both sides of the middle part of the flat belt streamline 101.

[0032] The side blocking structure 103 is used to block the carrier, stopping it from moving so that the lifting mechanism can lift the carrier. The model of the side blocking structure 103 is MD10×20S. The blocking structure 104 is used to block the carrier, stopping it from moving. The model of the blocking structure 104 is TCL16×20S.

[0033] The carrier lifting and positioning mechanism 102 includes a cylinder 1021, a hydraulic buffer 1022, a positioning plate 1023 and a positioning pin 1024; the cylinder 1021 is provided with two groups on the left and right, and the positioning plates 1023 are installed on the telescopic shafts of the two groups of cylinders 1021, that is, the bottom of both ends of the positioning plate 1023 are respectively fixed on the telescopic shafts of the two groups of cylinders 1021; the inner bottom of both ends of the positioning plate 1023 is provided with a hydraulic buffer 1022; the top surface of the positioning plate 1023 is provided with two groups of positioning pins 1024.

[0034] Among them: the function of the oil pressure buffer 1022 is to play a buffering role when the jacking mechanism is jacking. The model of the oil pressure buffer 1022 is ACA0806-1.

[0035] The top XYZ gantry moving module 2 includes a Y-axis moving module 201 and an X-axis moving module 202; the Y-axis moving module 201 is provided with two left and right groups, and the two groups of the Y-axis moving modules 201 span the two sides of the carrier conveying line 1; the X-axis moving module 202 is fixed as a whole on the top of the two groups of the Y-axis moving modules 201.

[0036] The Y-axis moving module 201 is used to move the 2D single-head camera module in the Y direction. The model of the Y-axis moving module 201 is KK86D20P-740A1-F0. The X-axis moving module 202 is used to move the 2D single-head camera module in the X direction. The model of the X-axis moving module 202 is KK86D20P-740A1-F0.

[0037] The top 2D single-head camera screw detection module 3 includes a Z-axis moving module 301, a camera 302, a lens 303, a backlight panel 304 and a light source protective shell 305; the Z-axis moving module 301 is installed as a whole in the middle of the X-axis moving module 202 of the top XYZ gantry moving module 2, the bottom of the Z-axis moving module 301 is provided with a camera 302, the bottom of the camera 302 is installed with a lens 303, the backlight panel 304 is installed around the lens 303, and the light source protective shell 305 is arranged at the center bottom of the backlight panel 304.

[0038] The Z-axis moving module 301 is used to move the 2D single-head camera module in the Z direction. The model of the Z-axis moving module 301 is KK60D10P-200A1-F5. The model of the camera 302 is WWK05-110-111V3.

[0039] The bottom XY linear motor moving module 4 includes a bottom X linear motor moving module 401, a bottom X linear motor moving module 402, a bottom 2D dual-head camera stud detection module 403, and a bottom 3D laser sensor detection floating lock module 404; the bottom X linear motor moving module 402 is installed on the top of the bottom X linear motor moving module 401, the bottom 2D dual-head camera stud detection module 403 is installed on the top of the bottom X linear motor moving module 402, and the bottom 3D laser sensor detection floating lock module 404 is installed on one side of the bottom 2D dual-head camera stud detection module 403.

[0040] Among them: The function of the bottom X linear motor moving module 402 is to drive the 2D dual-head camera module 3D laser sensor to move in the XY direction. The model of the bottom X linear motor moving module 402 is SFB-L400SU250S-V000-R00.

[0041] The bottom 2D double-head camera stud detection module 403 includes a Z-axis moving module 4031, a camera 4032, a lens 4033 and a light source 4034; a camera 4032 is installed on one side of the Z-axis moving module 4031, a lens 4033 is installed on the top of the camera 4032, and a light source 4034 is provided on the top of the lens 4033; the light source 4034 is placed in the light source protective shell 305.

[0042] The Z-axis moving module 4031 is used to move the 2D dual-head camera module and the 3D laser sensor in the Z direction. The model of the Z-axis moving module 4031 is KK60D10P-200A1-H0. The model of the camera 4032 is A7500MG20.

[0043] The bottom 3D laser sensor detection floating lock module 404 includes a 3D laser sensor 4041 , and the 3D laser sensor 4041 is installed on the right side of the bottom 2D double-head camera stud detection module 403 .

[0044] The 3D laser sensor 4041 is used to detect whether the screw is loose after locking. The model of the 3D laser sensor 4041 is 3Dmodel-Mech-EyeLNX-8030.

[0045] Example 2

[0046] The method for using the automatic double-sided stud screw optical detection equipment includes the following steps:

[0047] Step 1. Load the carrier with the locked product into the device

[0048] Step 2. Block the vehicle with the blocking mechanism and scan the vehicle QR code.

[0049] Step 3. After completion, it flows into the inspection station, the side blocking mechanism blocks the carrier, and the lifting mechanism lifts the carrier

[0050] Step 4. Use the upper 2D single-head camera module to perform an appearance inspection on the product screws. Then use the bottom 2D double-head camera stud detection module and the bottom 3D laser sensor floating lock detection module to inspect the bottom screws of the product.

[0051] Step 5. After the inspection is completed, the top mechanism descends and the side blocking mechanism opens, the carrier flows out, and the inspection is completed.

[0052] From the above-mentioned Example 1 and Example 2, it can be seen that:

[0053] The utility model includes a carrier automatic synchronous belt assembly line (the product to be tested is positioned on the carrier, and the carrier positions the product and the carrier through a lifting mechanism). There is a carrier lifting and positioning mechanism at the bottom of the carrier conveying assembly line. The lifting and positioning mechanism ensures the consistency of the product test area on the carrier each time. After the product is positioned, a 3D laser sensor is used at the bottom to detect the height of the product's small screws for testing and detecting floating locks, and a 2D double-head camera at the bottom detects the relative position and angle of the studs. The top 2D single-head camera can detect the appearance of the screws after they are attached. Top XYZ gantry moving module, carrier conveying assembly line, carrier lifting and positioning mechanism, top 2D single-head camera screw detection module, bottom XYZ linear motor moving module, bottom 2D double-head camera stud detection module, bottom 3D laser sensor floating lock detection module. The seven components ensure the carrier movement, automatic carrier positioning, repeated positioning, and automatic detection required for product automatic testing.

[0054] The utility model's 3D laser sensor module for detecting floating locks and the 2D dual-head camera module for detecting the relative position and angle of studs are installed below the assembly line (a precision linear motor module is used to drive the detection module to move in the XYZ direction to ensure the accuracy of each test point). The 2D single-head camera module for detecting the screw appearance is installed above the assembly line (a precision KK module is used to drive the detection module to move in the XYZ direction to ensure the accuracy of each test point) to achieve rapid testing.

[0055] The above detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention but merely represents selected embodiments of the present invention.

Claims

1. An automatic double-sided stud screw optical inspection device, characterized by: The invention comprises a carrier conveying line (1), a top XYZ gantry moving module (2), a top 2D single-head camera screw detection module (3), a bottom XY linear motor moving module (4) and an outer shell (5); wherein: the bottom of the outer shell (5) is installed with the bottom XY linear motor moving module (4), the inner part of the outer shell (5) is installed with the carrier conveying line (1), the top XYZ gantry moving module (2) is installed on both sides of the carrier conveying line (1), and the top 2D single-head camera screw detection module (3) is installed on the top XYZ gantry moving module (2).

2. The automatic double-sided stud screw optical inspection device according to claim 1, characterized in that: The carrier conveying line (1) comprises a flat belt streamline (101), a carrier lifting and positioning mechanism (102), a side blocking structure (103) and a blocking structure (104); the flat belt streamline (101) is arranged in two parallel shapes, and the top of the flat belt streamline (101) is crossed by the carrier lifting and positioning mechanism (102); blocking structures (104) are respectively installed on both sides of the flat belt streamline (101); and side blocking structures (103) are installed on both sides of the middle of the flat belt streamline (101).

3. The automatic double-sided stud screw optical inspection device according to claim 2, characterized in that: The carrier lifting and positioning mechanism (102) includes a cylinder (1021), a hydraulic buffer (1022), a positioning plate (1023) and a positioning pin (1024); the cylinder (1021) is provided with two groups on the left and right, and the positioning plates (1023) are installed on the telescopic shafts of the two groups of cylinders (1021), that is, the bottoms of the two ends of the positioning plates (1023) are respectively fixed on the telescopic shafts of the two groups of cylinders (1021); the bottoms of the inner sides of the two ends of the positioning plates (1023) are provided with hydraulic buffers (1022); and the top surface of the positioning plates (1023) is provided with two groups of positioning pins (1024).

4. The automatic double-sided stud screw optical inspection device according to claim 1, characterized in that: The top XYZ gantry moving module (2) comprises a Y-axis moving module (201) and an X-axis moving module (202); the Y-axis moving module (201) is provided with two left and right groups, and the two groups of the Y-axis moving modules (201) span the two sides of the carrier conveying line (1); the X-axis moving module (202) is fixed as a whole on the top of the two groups of the Y-axis moving modules (201).

5. The automatic double-sided stud screw optical inspection device according to claim 1, characterized in that: The top 2D single-head camera screw detection module (3) comprises a Z-axis moving module (301), a camera (302), a lens (303), a backlight plate (304) and a light source protection shell (305); the Z-axis moving module (301) is integrally mounted on the middle of the X-axis moving module (202) of the top XYZ gantry moving module (2); the bottom of the Z-axis moving module (301) is provided with a camera (302); the bottom of the camera (302) is provided with a lens (303); the backlight plate (304) is installed around the lens (303); and the light source protection shell (305) is arranged at the center bottom of the backlight plate (304).

6. The automatic double-sided stud screw optical inspection device according to claim 1, characterized in that: The bottom XY linear motor moving module (4) comprises a bottom X linear motor moving module (401), a bottom X linear motor moving module (402), a bottom 2D double-head camera stud detection module (403), and a bottom 3D laser sensor detection floating lock module (404); the bottom X linear motor moving module (402) is mounted on the top of the bottom X linear motor moving module (401), the bottom 2D double-head camera stud detection module (403) is mounted on the top of the bottom X linear motor moving module (402), and the bottom 3D laser sensor detection floating lock module (404) is mounted on one side of the bottom 2D double-head camera stud detection module (403).

7. The automatic double-sided stud screw optical inspection device according to claim 6, characterized in that: The bottom 2D double-head camera stud detection module (403) comprises a Z-axis moving module (4031), a camera (4032), a lens (4033) and a light source (4034); the camera (4032) is installed on one side of the Z-axis moving module (4031), the lens (4033) is installed on the top of the camera (4032), and the light source (4034) is provided on the top of the lens (4033); the light source (4034) is placed in a light source protective shell (305).

8. The automatic double-sided stud screw optical inspection device according to claim 6, characterized in that: The bottom 3D laser sensor detection floating lock module (404) includes a 3D laser sensor (4041), and the 3D laser sensor (4041) is installed on the right side of the bottom 2D double-head camera stud detection module (403).

9. The automatic double-sided stud screw optical inspection device according to any one of claims 2 to 8, characterized in that: The model of the side blocking structure (103) is MD10×20S; the model of the blocking structure (104) is TCL16×20S; the model of the oil pressure buffer (1022) is ACA0806-1; the model of the Y-axis moving module (201) is KK86D20P-740A1-F0; the model of the X-axis moving module (202) is KK86D20P-740A1-F0; the model of the Z-axis moving module (301) is KK60D10P-200A1-F5 The model of the camera (302) is WWK05-110-111V3; the model of the bottom X linear motor moving module (402) is SFB-L400SU250S-V000-R00; the model of the axis moving module (4031) is KK60D10P-200A1-H0; the model of the camera (4032) is A7500MG20; the model of the 3D laser sensor (4041) is 3Dmodel-Mech-EyeLNX-8030.

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