Online 3D detection device applicable to different products

Abstract

The utility model relates to the technical field of product on-line detection, and discloses an on-line 3D detection device suitable for different products. Comprising a fixing frame, a 3D line laser measuring instrument, an X-axis linear module installed on the fixing frame and used for driving the 3D line laser measuring instrument to move transversely, a Y-axis linear module used for driving the 3D line laser measuring instrument to move longitudinally, a Z-axis movement mechanism used for driving the 3D line laser measuring instrument to move vertically, and a feeding mechanism installed at the bottom of the fixing frame and used for conveying products. According to the utility model, through the design that the X-axis linear module, the Y-axis linear module and the Z-axis movement mechanism jointly drive the 3D line laser measuring instrument to move, compared with a previous 2D detection device, the detection precision is higher, and the detection speed is higher; a linear motor and a linear module are matched, three-axis movement of the measuring instrument is achieved, parameters can be automatically set, dislocation correction can be automatically conducted, and the automation degree is higher; the device is compatible with various 3C products, and meets the measurement of products made of various materials.

Description

Technical Field

[0001] The utility model relates to the technical field of product online detection, in particular to an online 3D detection device applicable to different products. Background Art

[0002] Online detection is to use soft measurement technology to perform real-time detection and real-time feedback through equipment directly installed on the production line, so as to better guide production and reduce unnecessary waste.

[0003] In the past, when there was a need for inspection during the production process, it usually relied on manual or 2D inspection in multiple processes.

[0004] After searching, the patent with application number CN202211126107.1 discloses a 2D intelligent visual inspection machine for interception inspection, including a feed channel and a workbench, a linear module is arranged on the workbench, a mounting frame is arranged on the linear module, a CCD camera and a light source mounting plate are arranged on the mounting frame, a lens is arranged in the CCD camera, the lens points to the carrier, the carrier passes through the feed channel to the workbench, and a photoelectric sensor is arranged on the feed channel. The invention uses CCD camera vision to automatically detect the appearance and size of the product. The CCD camera can take a picture of the appearance of the product on the carrier and send the picture information to the control unit. The control unit outputs the unqualified products through the bad product discharge roller, and the control unit outputs the qualified products through the good product discharge roller. This can replace manual inspection of product appearance and product size. The invention can save manpower and improve work efficiency.

[0005] The current product online inspection equipment has the problems of low inspection efficiency, high cost and low inspection accuracy. Therefore, we need to propose an online 3D inspection device that can be applied to different products. Utility Model Content

[0006] The purpose of the utility model is to provide an online 3D detection device that can be applied to different products. The design of jointly driving the movement of a 3D line laser measuring instrument by an X-axis linear module, a Y-axis linear module and a Z-axis motion mechanism has a higher detection accuracy and is faster than the previous 2D detection device. With a linear motor and a linear module, the three-axis movement of the measuring instrument can be realized, and parameters and misalignment correction can be automatically set, with a higher degree of automation. It is also compatible with various 3C products and can meet the measurement of products of various materials, so as to solve the problems raised in the above-mentioned background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an online 3D detection device applicable to different products, comprising a fixed frame, a 3D line laser measuring instrument, an X-axis linear module installed on the fixed frame to drive the 3D line laser measuring instrument to move horizontally, a Y-axis linear module to drive the 3D line laser measuring instrument to move longitudinally, a Z-axis motion mechanism to drive the 3D line laser measuring instrument to move vertically, and a feeding mechanism installed at the bottom of the fixed frame for conveying products;

[0008] The feeding mechanism includes two parallel side plates, a conveyor line body is installed on the top of the side plate, a feeding assembly and a blocking assembly are installed on the inner side of the side plate respectively, a positioning frame is also installed at the bottom of the fixed frame, and a photoelectric sensor for detecting product feeding and placement is installed on the positioning frame.

[0009] Preferably, the fixed frame is installed with a Y-axis linear module and a linear guide rail arranged in parallel, the Y-axis linear module and the linear guide rail are both provided with mounting plates, a mounting frame is connected between the two groups of mounting plates, and the X-axis linear module is installed on the mounting frame.

[0010] Preferably, the Z-axis motion mechanism comprises a connecting plate mounted on the X-axis linear module, the Z-axis linear module is mounted on one side of the connecting plate, a connecting frame is mounted on the Z-axis linear module, and the 3D line laser measuring instrument is mounted on the connecting frame.

[0011] Preferably, the mounting frame is connected to a second supporting frame, on which an X-axis drag chain is installed to assist the 3D line laser measuring instrument to move along the X-axis; the fixed frame is installed with a first supporting frame, on which a Y-axis drag chain is installed to assist the 3D line laser measuring instrument to move along the Y-axis.

[0012] Preferably, the feeding assembly includes a driving pulley and a driven pulley rotatably mounted on the inner side of the side plate, and the driving pulley and the driven pulley are connected via an anti-static belt drive.

[0013] Preferably, a stepper motor is installed on the outer side of the side plate, and one end of the output shaft of the stepper motor is inserted into the inner ring of the driving pulley.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model uses a design that drives the movement of a 3D line laser measuring instrument through an X-axis linear module, a Y-axis linear module and a Z-axis motion mechanism. Compared with previous 2D detection devices, the detection accuracy is higher and faster. With a linear motor and a linear module, the three-axis movement of the measuring instrument can be achieved, and parameters can be automatically set and misalignment correction can be performed, with a higher degree of automation. It is also compatible with various 3C products and can meet the measurement of products of various materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional diagram of the utility model;

[0017] Figure 2 It is the front view of the utility model;

[0018] Figure 3 It is a top view of the utility model;

[0019] Figure 4 For this utility model Figure 1 Enlarged view of part A in the middle;

[0020] Figure 5 It is a structural schematic diagram of the new feeding mechanism of the present utility model.

[0021] In the figure: 1. fixed frame; 2. mounting frame; 3. X-axis linear module; 4. Z-axis motion mechanism; 41. connecting plate; 42. servo motor; 43. Z-axis linear module; 44. connecting frame; 5. X-axis drag chain; 6. Y-axis linear module; 7. mounting plate; 8. linear guide; 9. feeding mechanism; 91. side plate; 92. stepping motor; 93. conveyor line body; 94. driving pulley; 95. driven pulley; 96. anti-static belt; 97. material blocking assembly; 98. positioning frame; 99. photoelectric sensor; 10. first support frame; 11. Y-axis drag chain; 12. second support frame; 13. 3D line laser measuring instrument. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-5 The utility model provides a technical solution: an online 3D detection device applicable to different products, including a fixed frame 1, a 3D line laser measuring instrument 13, an X-axis linear module 3 installed on the fixed frame 1 to drive the 3D line laser measuring instrument 13 to move horizontally, a Y-axis linear module 6 to drive the 3D line laser measuring instrument 13 to move vertically, a Z-axis motion mechanism 4 to drive the 3D line laser measuring instrument 13 to move vertically, and a feeding mechanism 9 installed at the bottom of the fixed frame 1 for conveying products;

[0024] After the product is conveyed to the detection position, the X-axis linear module 3 drives the 3D line laser measuring instrument 13 to move linearly in the direction of the X-axis, the Y-axis linear module 6 drives the 3D line laser measuring instrument 13 to move linearly in the direction of the Y-axis, and the Z-axis linear module 43 drives the 3D line laser measuring instrument 13 to move linearly in the direction of the Z-axis, thereby realizing the three-axis movement of the 3D line laser measuring instrument 13, and the product detection is more comprehensive and rapid.

[0025] The feeding mechanism 9 includes two parallel side plates 91, a conveying line body 93 is installed on the top of the side plate 91, and a feeding assembly and a blocking assembly 97 are installed on the inner side of the side plate 91 respectively. The blocking assembly 97 can block the product after the product moves to the detection position. A positioning frame 98 is also installed at the bottom of the fixed frame 1, and a photoelectric sensor 99 for detecting product feeding and arrival is installed on the positioning frame 98, which can accurately control the blocking position.

[0026] The fixed frame 1 is equipped with a Y-axis linear module 6 and a linear guide 8 arranged in parallel, and a mounting plate 7 is arranged on each of the Y-axis linear module 6 and the linear guide 8. A mounting frame 2 is connected between the two sets of mounting plates 7, and the X-axis linear module 3 is installed on the mounting frame 2. The Y-axis linear module 6 is used to drive the 3D line laser measuring instrument 13 to move on the Y-axis, and the Y-axis linear module 6 is driven by a linear motor.

[0027] The Z-axis motion mechanism 4 includes a connecting plate 41 mounted on the X-axis linear module 3, a Z-axis linear module 43 is mounted on one side of the connecting plate 41, a connecting frame 44 is mounted on the Z-axis linear module 43, and the 3D line laser measuring instrument 13 is mounted on the connecting frame 44. The Z-axis linear module 43 is used to drive the 3D line laser measuring to move on the Z-axis, and the Z-axis linear module 43 is driven by a servo motor 42.

[0028] The mounting frame 2 is connected to a second support frame 12, on which an X-axis drag chain 5 is installed to assist the 3D line laser measuring instrument 13 to move along the X-axis. The fixed frame 1 is equipped with a first support frame 10, on which a Y-axis drag chain 11 is installed to assist the 3D line laser measuring instrument 13 to move along the Y-axis. The design of the X-axis drag chain 5 and the Y-axis drag chain 11 can ensure the stability of the 3D line laser measuring instrument 13 during the linear movement.

[0029] The feeding assembly includes a driving pulley 94 and a driven pulley 95 rotatably mounted on the inner side of the side plate 91, and the driving pulley 94 and the driven pulley 95 are connected by an antistatic belt 96. The friction between the antistatic belt 96 and the product is used to realize the transportation of the product.

[0030] A stepper motor 92 is installed on the outer side of the side plate 91, and one end of the output shaft of the stepper motor 92 is plugged into the inner ring of the driving pulley 94. The stepper motor 92 drives the driving pulley 94 to rotate, and the driving pulley 94 drives the product to move and load through the driven pulley 95 and the anti-static belt 96.

[0031] When in use, the product is loaded through the feeding mechanism 9, and the stepping motor 92 drives the active pulley 94 to rotate. The active pulley 94 drives the product to move and load through the driven pulley 95 and the anti-static belt 96. During the loading process, the photoelectric sensor 99 detects the feeding and arrival of the product, and accurately controls the stopper position through the stopper component 97. After the product is successfully intercepted, the product is inspected by the 3D line laser measuring instrument 13;

[0032] During specific product inspection, the X-axis linear module 3 drives the 3D line laser measuring instrument 13 to move linearly in the direction of the X-axis, the Y-axis linear module 6 drives the 3D line laser measuring instrument 13 to move linearly in the direction of the Y-axis, and the Z-axis linear module 43 drives the 3D line laser measuring instrument 13 to move linearly in the direction of the Z-axis, thereby realizing the three-axis movement of the 3D line laser measuring instrument 13. Compared with the previous 2D inspection device, the inspection accuracy is higher and faster, and it is compatible with various 3C products, while meeting the measurement of products of various materials.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An online 3D inspection device applicable to different products, characterized by: The invention comprises a fixed frame (1), a 3D line laser measuring instrument (13), an X-axis linear module (3) installed on the fixed frame (1) and driving the 3D line laser measuring instrument (13) to move horizontally, a Y-axis linear module (6) driving the 3D line laser measuring instrument (13) to move longitudinally, a Z-axis motion mechanism (4) driving the 3D line laser measuring instrument (13) to move vertically, and a feeding mechanism (9) installed at the bottom of the fixed frame (1) and used for conveying products; The feeding mechanism (9) comprises two parallel side plates (91), a conveying line body (93) is installed on the top of the side plates (91), a feeding assembly and a blocking assembly (97) are installed on the inner side of the side plates (91), and a positioning frame (98) is installed at the bottom of the fixed frame (1), and a photoelectric sensor (99) for detecting product feeding and arrival is installed on the positioning frame (98).

2. The online 3D inspection device applicable to different products according to claim 1, characterized in that: The fixed frame (1) is provided with a Y-axis linear module (6) and a linear guide rail (8) arranged in parallel, the Y-axis linear module (6) and the linear guide rail (8) are both provided with a mounting plate (7), a mounting frame (2) is connected between the two sets of the mounting plates (7), and the X-axis linear module (3) is installed on the mounting frame (2).

3. The online 3D inspection device applicable to different products according to claim 2, characterized in that: The Z-axis motion mechanism (4) comprises a connecting plate (41) mounted on the X-axis linear module (3), a Z-axis linear module (43) being mounted on one side of the connecting plate (41), a connecting frame (44) being mounted on the Z-axis linear module (43), and the 3D line laser measuring instrument (13) being mounted on the connecting frame (44).

4. The online 3D inspection device applicable to different products according to claim 3, characterized in that: The mounting frame (2) is connected to a second support frame (12), and an X-axis drag chain (5) is installed on the second support frame (12) to assist the 3D line laser measuring instrument (13) to move along the X-axis. The fixed frame (1) is installed with a first support frame (10), and a Y-axis drag chain (11) is installed on the first support frame (10) to assist the 3D line laser measuring instrument (13) to move along the Y-axis.

5. The online 3D inspection device applicable to different products according to claim 1, characterized in that: The feeding assembly comprises a driving pulley (94) and a driven pulley (95) rotatably mounted on the inner side of the side plate (91), and the driving pulley (94) and the driven pulley (95) are connected by an antistatic belt (96).

6. The online 3D inspection device applicable to different products according to claim 5, characterized in that: A stepper motor (92) is installed on the outer side of the side plate (91), and one end of the output shaft of the stepper motor (92) is plugged into the inner ring of the driving pulley (94).

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