Omnibearing cooperation vision position correction device and machining equipment

Abstract

The utility model provides an omni-directional matching vision position correcting device and processing equipment, which comprise a working table, a jig driven by a Y translation mechanism on the working table, a material loading area arranged on the jig, a positioning mechanism arranged on the peripheral side of the material loading area, an X translation mechanism erected above the Y translation mechanism, and a top position identification mechanism driven by the X translation mechanism, a left side position recognition mechanism and a right side position recognition mechanism are oppositely arranged on the two sides of the Y translation mechanism, the left side position recognition mechanism / the right side position recognition mechanism comprises an xyz three-axis manual displacement platform, a horizontal camera is arranged on the xyz three-axis manual displacement platform, and a lens of the horizontal camera is aligned with a material loading area of the jig. Through the combination of vertical visual shooting and horizontal visual shooting, visual detection can cover multiple directions, accurate measurement of hole sites can be achieved, accurate measurement of segment differences can also be achieved, and detection comprehensiveness and accuracy are improved. And high-precision positioning and clamping are carried out on the product, the stability of the product in the detection process is improved, and clamping damage is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of machinery, and relates to an alignment device, in particular to an all-round cooperative vision alignment device and a processing device. Background Art

[0002] A plurality of hole structures are designed on the outer shells of various electronic products according to requirements, and the hole position accuracy and step difference requirements of the hole structures determine the matching degree of subsequent installation and affect the quality of the finished product at the same time. Therefore, it is necessary to detect the hole positions and step differences of the outer shells of electronic products before assembly.

[0003] For example, a multi-angle automatic optical detection device for a display screen disclosed in Chinese Patent Document No. 201821772325.1 includes: a machine table, a multi-directional moving mechanism arranged on the machine table, a detection camera arranged on the multi-directional moving mechanism, two loading position carriers arranged side by side on the machine table, two test carriers respectively arranged on the two loading position carriers, two test fixtures respectively arranged on the two test carriers, two left and right rotation motors respectively controlling the left and right rotation of the two loading position carriers, two front and back rotation motors respectively controlling the front and back rotation of the two test carriers, and a PLC controller, and the PLC controller is electrically connected to the multi-directional moving mechanism, the detection camera, the left and right rotation motors, and the two front and back rotation motors. The utility model adopts a multi-directional moving mechanism and a front, back, left and right rotatable carrier, and realizes multi-angle detection through a group of detection cameras, solves the problem of multi-angle defect testing, saves costs and improves efficiency, and the whole detection process does not require manual participation.

[0004] In the above technical solution, although a detection camera is used for visual shooting detection on the top side, there is a lack of visual detection structures and functions on both sides of the product, so the step difference measurement cannot be realized. In addition, in the above technical solution, there is a lack of a firm fixing structure and function for the product on the test carrier and the test fixture, resulting in measurement errors caused by misalignment in visual detection and large measurement result errors. Summary of the Utility Model

[0005] The purpose of the utility model is to provide an all-round cooperative vision alignment device and a processing device for the existing technologies with the above problems.

[0006] The object of the present utility model can be achieved by the following technical solutions: An all-round vision alignment device, including a workbench, on which a fixture is driven by a Y translation mechanism. A loading area is arranged on the fixture, and a positioning mechanism is arranged on the periphery of the loading area. An X translation mechanism is erected above the Y translation mechanism, and a top-position recognition mechanism is driven on the X translation mechanism. Left-side recognition mechanisms and right-side recognition mechanisms are oppositely arranged on both sides of the Y translation mechanism. The left-side recognition mechanism / the right-side recognition mechanism includes an xyz three-axis manual displacement platform, and a horizontal camera is arranged on the xyz three-axis manual displacement platform, and the lens of the horizontal camera is aligned with the loading area of the fixture.

[0007] In the above-mentioned all-round vision alignment device, the Y translation mechanism includes a Y linear motor and a linear guide rail arranged in parallel. The linear drive block of the Y linear motor is fixedly connected to the fixture. A slider is fixedly arranged at the bottom of the fixture, and the slider is clamped on the linear guide rail to form a sliding connection.

[0008] In the above-mentioned all-round vision alignment device, a solid plate area and a hollow area are arranged on the loading area of the fixture. At least two suction cups are arranged in the solid plate area, an X plate edge is arranged on one side of the solid plate area, and a Y plate edge is arranged on one side of the hollow area.

[0009] In the above-mentioned all-round vision alignment device, the positioning mechanism includes at least two X blocking blocks arranged on the X plate edge, and an X elastic component is arranged on the other side of the loading area opposite to the X blocking blocks; at least two Y positioning columns are arranged on the Y plate edge, and a Y telescopic positioning component is arranged on the other side of the loading area opposite to the Y positioning columns.

[0010] In the above-mentioned all-round vision alignment device, the X elastic component includes a T-shaped frame fixed at the side of the fixture. An installation hole is opened on the T-shaped frame, a guide pin is inserted into the installation hole, the head of the guide pin is fixed outside the T-shaped frame, a spring one and a positioning sleeve are sequentially sleeved on the pin rod of the guide pin, the positioning sleeve presses the spring one to slide along the pin rod, and the positioning sleeve has a pressing end facing the loading area.

[0011] In the above-mentioned all-round vision alignment device, the Y telescopic positioning component includes a telescopic cylinder fixedly installed on the bottom surface of the fixture. The telescopic cylinder extends an expansion rod outward, a positioning frame is fixedly connected to the expansion rod, several positioning pins are inserted into the positioning frame, a spring two and a positioning block are sequentially sleeved on the pin rod of the positioning pin, the positioning block presses the spring two to slide along the pin rod, and the positioning block has a pressing surface facing the loading area.

[0012] In the above all-round cooperative vision alignment device, a semi-frame is erected outside the Y linear motor and the linear guide rail. The X translation mechanism is an X linear motor fixedly installed on the cross beam of the semi-frame, and the linear drive block of the X linear motor is fixedly connected to the mounting seat.

[0013] In the above all-round cooperative vision alignment device, the top position recognition mechanism includes a vertical camera fixedly installed on the mounting seat. The vertical camera is arranged with its lens facing downwards, and a light source is connected to the bottom of the lens.

[0014] In the above all-round cooperative vision alignment device, the left side position recognition mechanism / the right side position recognition mechanism includes a base. An xyz three-axis manual displacement platform is fixedly installed on the base. A cross frame is arranged at the driving end of the xyz three-axis manual displacement platform, and a horizontal camera is horizontally installed on the cross frame.

[0015] A processing device includes the above all-round cooperative vision alignment device.

[0016] Compared with the prior art, the present all-round cooperative vision alignment device and the processing device have the following beneficial effects:

[0017] 1. Through the cooperation of the Y translation mechanism and the X translation mechanism, precise position adjustment of the jig can be achieved, ensuring full coverage of the vision detection system to provide more flexible, comprehensive, and accurate detection results.

[0018] 2. Combining the X gear block, Y gear post, and their elastic components in the positioning mechanism can perform high-precision positioning and clamping of the product, improving the stability of the product during the detection process. At the same time, buffer is provided through elasticity to avoid clamping damage to the product.

[0019] 3. The design of the solid plate area and the hollowed-out area enables better support and fixation of the product during the detection process, and at the same time effectively exposes the key hole positions of the product.

[0020] 4. The combination of the vertical camera and the horizontal camera enables vision detection to cover multiple directions, capable of both achieving precise measurement of hole positions and precise measurement of step differences, thereby improving the comprehensiveness and accuracy of detection.

[0021] Overall, the present invention realizes efficient and precise vision alignment and detection functions by optimizing the mechanism configuration and the vision system. Description of the Drawings

[0022] Figure 1 It is a three-dimensional structure diagram of the present all-round cooperative vision alignment device.

[0023] Figure 2 It is a front view structure diagram of the present all-round cooperative vision alignment device.

[0024] Figure 3 This is a three-dimensional structure diagram of the jig and the left and right side recognition mechanisms in the all-round cooperation vision alignment device.

[0025] Figure 4 This is a top view structure diagram of the jig and the left and right side recognition mechanisms in the all-round cooperation vision alignment device.

[0026] In the figure, 1. Y linear motor; 2. Linear guide rail; 3. Jig; 4. X gear block; 5. Y gear post; 6. T-shaped frame; 7. Guide pin; 8. Positioning sleeve; 9. Telescopic cylinder; 10. Positioning frame; 11. Positioning pin; 12. Positioning block; 13. Semi-frame; 14. X linear motor; 15. Mounting seat; 16. Vertical camera; 17. Lens; 18. Light source; 19. Base; 20. XYZ three-axis manual displacement platform; 21. Horizontal camera. Specific implementation mode

[0027] The following are specific embodiments of the present invention and in combination with the attached drawings, the technical solutions of the present invention are further described, but the present invention is not limited to these embodiments.

[0028] Embodiment 1

[0029] As Figures 1 to 4 shown, this all-round cooperation vision alignment device includes a workbench. On the workbench, the jig 3 is driven by a Y translation mechanism. A loading area is arranged on the jig 3, and a positioning mechanism is arranged on the periphery of the loading area. An X translation mechanism is erected above the Y translation mechanism, and a top position recognition mechanism is driven on the X translation mechanism. The left side recognition mechanism and the right side recognition mechanism are relatively arranged on both sides of the Y translation mechanism. The left side recognition mechanism / right side recognition mechanism includes an XYZ three-axis manual displacement platform 20. A horizontal camera 21 is arranged on the XYZ three-axis manual displacement platform 20, and the lens 17 of the horizontal camera 21 is aligned with the loading area of the jig 3.

[0030] The Y translation mechanism includes a Y linear motor 1 and a linear guide rail 2 arranged in parallel. The linear drive block of the Y linear motor 1 is fixedly connected to the jig 3. A slider is fixedly arranged at the bottom of the jig 3, and the slider is clamped on the linear guide rail 2 to form a sliding connection. Starting the Y linear motor 1 drives the jig 3 to move back and forth through the linear drive block. At the same time, the jig 3 slides along the linear guide rail 2 through the slider to play a guiding and stable role. By driving the jig 3 to move back and forth, feeding and vision detection operations are realized.

[0031] As Figures 3 to 4As shown in the figure, a solid plate area and a hollow area are provided on the material loading area of the fixture 3. At least two suction cups are arranged in the solid plate area, an X plate edge is arranged on one side of the solid plate area, and a Y plate edge is arranged on one side of the hollow area. The product is supported by the solid plate area, sucked firmly by the suction cups, part of the holes of the product are exposed through the hollow area, and a positioning mechanism is arranged on the plate edge.

[0032] The positioning mechanism includes at least two X gear blocks 4 arranged on the X plate edge, and an X elastic component is arranged on the other side of the material loading area opposite to the X gear blocks 4; at least two Y gear posts 5 are arranged on the Y plate edge, and a Y telescopic positioning component is arranged on the other side of the material loading area opposite to the Y gear posts 5. Place the rectangular product in the material loading area, make one X side of the product abut against the X gear block 4, one Y side abut against the Y gear post 5, the other X side of the product is clamped by the X elastic component, and the other Y side of the product is clamped by the Y telescopic positioning component, so as to realize the precise positioning of the product.

[0033] As Figures 3 to 4 shown in the figure, the X elastic component includes a T-shaped frame 6 fixed at the side of the fixture 3. An installation hole is opened on the T-shaped frame 6, a guide pin 7 is inserted into the installation hole, the head of the guide pin 7 is fixed outside the T-shaped frame 6, a first spring and a positioning sleeve 8 are sequentially sleeved on the pin rod of the guide pin 7, the positioning sleeve 8 presses the first spring to slide along the pin rod, and the positioning sleeve 8 has a pressing end facing the material loading area.

[0034] When the pressing end of the positioning sleeve 8 contacts the edge of the product, the positioning sleeve 8 compresses the first spring in the reverse direction, and the elastic pressing of the product is realized through the first spring. After the product is taken off the fixture 3, the first spring pushes the positioning sleeve 8 to reset. There is a protrusion at the end of the pin rod, and there is an inwardly turned edge at the port of the positioning sleeve 8. When the positioning sleeve 8 moves to the outermost edge, the protrusion abuts against the inwardly turned edge to prevent the positioning sleeve 8 from falling off.

[0035] The Y telescopic positioning component includes a telescopic cylinder 9 fixedly installed on the bottom surface of the fixture 3. The telescopic cylinder 9 extends the telescopic rod outward, a positioning frame 10 is fixedly connected to the telescopic rod, several positioning pins 11 are inserted into the positioning frame 10, a second spring and a positioning block 12 are sequentially sleeved on the pin rod of the positioning pin 11, the positioning block 12 presses the second spring to slide along the pin rod, and the positioning block 12 has a pressing surface facing the material loading area. When the pressing surface of the positioning block 12 contacts the edge of the product, the positioning block 12 compresses the second spring in the reverse direction, and the elastic pressing of the product is realized through the second spring.

[0036] A semi-frame 13 is erected outside the Y linear motor 1 and the linear guide 2. The X translation mechanism is an X linear motor 14 fixedly installed on the crossbeam of the semi-frame 13, and the linear drive block of the X linear motor 14 is fixedly connected to the mounting seat 15. The top position recognition mechanism includes a vertical camera 16 fixedly installed on the mounting seat 15. The vertical camera 16 is arranged with its lens 17 facing downwards, and a light source 18 is connected to the bottom of the lens 17. Start the X linear motor 14 to drive the vertical camera 16 and the power supply to reciprocate in the X direction through the linear drive block, so as to realize visual shooting of holes at different positions on the product.

[0037] As Figures 3 to 4 shown, the left-side position recognition mechanism / right-side position recognition mechanism includes a base 19. An xyz three-axis manual displacement platform 20 is fixedly installed on the base 19. A cross frame is arranged at the driving end of the xyz three-axis manual displacement platform 20, and a horizontal camera 21 is horizontally installed on the cross frame. The xyz three-axis manual displacement platform 20 is an existing device. Manually control the xyz three-axis manual displacement platform 20 to adjust the position of the horizontal camera 21 in the x, y, and z directions, so as to perform accurate step measurement on the product.

[0038] Embodiment 2

[0039] A processing device includes the above-mentioned all-round cooperative vision alignment device.

[0040] The operation process of this device is as follows:

[0041] 1. Start the Y linear motor 1 to drive the jig 3 to move forward, so that the jig 3 moves out from below the vertical camera 16. Place the product in the loading area of the jig 3 manually or by a manipulator, make one X side of the product abut against the X blocking block 4, one Y side abut against the Y positioning column 5, and the other X side of the product is clamped by the X elastic component, and the other Y side of the product is clamped by the Y telescopic positioning component, so as to realize the accurate positioning of the product.

[0042] 2. Start the Y linear motor 1 to drive the jig 3 to move backward, so that the jig 3 is located below the vertical camera 16. Start the X linear motor 14 to drive the vertical camera 16 and the power supply to reciprocate in the X direction, perform visual shooting on holes at different positions on the product, and perform hole position visual measurement.

[0043] 3. Manually control the xyz three-axis manual displacement platform 20 to adjust the position of the horizontal camera 21 in the x, y, and z directions, and perform accurate step measurement on the product.

[0044] 4. After the measurement is completed, start the Y linear motor 1 to drive the jig 3 to move forward, so that the jig 3 moves out from below the vertical camera 16, and take out the product manually or by a manipulator.

[0045] The specific embodiments described herein are merely illustrative of the spirit of the present utility model. Those skilled in the art to which the present utility model pertains may make various modifications or supplements to the described specific embodiments or use similar means for substitution, but will not deviate from the spirit of the present utility model or exceed the defined scope. Although the present utility model has been described in detail in the drawings and the foregoing description, such description is considered to be illustrative or exemplary rather than restrictive. It should be understood that within the scope of the following claims, those of ordinary skill in the art may make changes and modifications. Specifically, the present utility model encompasses additional embodiments having any combination of features from the different embodiments described above. With respect to the use of the expressions "generally" or "substantially", this patent application should be understood to disclose that the same fully meets these features and values, i.e., without the foregoing being characterized as "generally" or "substantially".

[0046] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "mounted", "connected" and "coupled" shall be construed in a broad sense. For example, it may be a fixed connection, a detachable connection or an integral connection; it may be a mechanical connection or an electrical connection; it may be a direct connection or an indirect connection through an intermediate medium, and it may be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model may be understood according to specific circumstances.

Claims

1. An all-round vision alignment device, including a workbench, a jig (3) is driven on the workbench by a Y translation mechanism, and a material loading area is arranged on the jig (3), and it is characterized in that, A positioning mechanism is arranged on the periphery of the material loading area. An X translation mechanism is erected above the Y translation mechanism. A top-position recognition mechanism is driven on the X translation mechanism. On both sides of the Y translation mechanism, a left-side position recognition mechanism and a right-side position recognition mechanism are arranged relatively. The left-side position recognition mechanism / the right-side position recognition mechanism includes an xyz three-axis manual displacement platform (20). A horizontal camera (21) is arranged on the xyz three-axis manual displacement platform (20). The lens (17) of the horizontal camera (21) is aligned with the material loading area of the fixture (3).

2. The all-round cooperative vision alignment device according to claim 1, wherein The Y translation mechanism includes a Y linear motor (1) and a linear guide rail (2) arranged in parallel. The linear drive block of the Y linear motor (1) is fixedly connected to the fixture (3). A slider is fixedly arranged at the bottom of the fixture (3). The slider is clamped to the linear guide rail (2) to form a sliding connection.

3. The all-round cooperative vision alignment device according to claim 1, characterized in that A solid plate area and a hollow area are arranged on the material loading area of the fixture (3). At least two suction cups are arranged in the solid plate area. An X plate edge is arranged on one side of the solid plate area. A Y plate edge is arranged on one side of the hollow area.

4. The all-round cooperation vision alignment device according to claim 3, wherein The positioning mechanism includes at least two X blocking blocks (4) arranged on the X plate edge. An X elastic component is arranged on the other side of the material loading area opposite to the X blocking blocks (4); at least two Y gear columns (5) are arranged on the Y plate edge. A Y telescopic positioning component is arranged on the other side of the material loading area opposite to the Y gear columns (5).

5. The omnidirectional cooperation vision alignment device according to claim 4, characterized in that, The X elastic component includes a T-shaped frame (6) fixed at the side of the fixture (3). An installation hole is opened on the T-shaped frame (6). A guide pin (7) is inserted into the installation hole. The head of the guide pin (7) is fixed outside the T-shaped frame (6). A first spring and a positioning sleeve (8) are sequentially sleeved on the pin rod of the guide pin (7). The positioning sleeve (8) presses the first spring to slide along the pin rod. The positioning sleeve (8) has a pressing end facing the material loading area.

6. The all-round cooperative vision alignment device according to claim 4, characterized in that, The Y telescopic positioning component includes a telescopic cylinder (9) fixedly installed on the bottom surface of the fixture (3). The telescopic cylinder (9) extends an expansion rod outward. A positioning frame (10) is fixedly connected to the expansion rod. A number of positioning pins (11) are inserted into the positioning frame (10). A second spring and a positioning block (12) are sequentially sleeved on the pin rod of the positioning pin (11). The positioning block (12) presses the second spring to slide along the pin rod. The positioning block (12) has a pressing surface facing the material loading area.

7. The all-round cooperative vision alignment device according to claim 2, wherein, A semi-frame (13) is erected outside the Y linear motor (1) and the linear guide rail (2). The X translation mechanism is an X linear motor (14) fixedly installed on the cross beam of the semi-frame (13). The linear drive block of the X linear motor (14) is fixedly connected to the mounting seat (15).

8. The omnidirectional cooperation vision alignment device according to claim 7, characterized in that, The top-position recognition mechanism includes a vertical camera (16) fixedly installed on the mounting seat (15). The vertical camera (16) is arranged with its lens (17) facing downwards. A light source (18) is connected to the bottom of the lens (17).

9. The all-round cooperative vision alignment device according to claim 1, wherein The left-side position recognition mechanism / the right-side position recognition mechanism includes a base (19), on which an xyz three-axis manual displacement platform (20) is fixedly installed. A cross frame is arranged at the driving end of the xyz three-axis manual displacement platform (20), and a horizontal camera (21) is horizontally installed on the cross frame.

10. A processing device, characterized in that, It includes the all-round cooperative vision alignment device as described in any one of claims 1 to 9.

Images