3D screening machine
By designing a 3D screening machine in PCBA inspection, combining automated inspection and manual re-inspection, the problem of missed inspection by the automated inspection machine is solved, which improves detection accuracy and reduces costs and ensures product quality.
Patent Information
- Application Number
- CN202323578078.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-27
- Publication Date
- 2025-01-03
- Estimated Expiration
- 2033-12-27
AI Technical Summary
In existing PCBA inspection, automated testing machines lack manual judgment capabilities, resulting in misjudgment and missed inspections after welding, affecting product quality.
A 3D screening machine is designed, including a bracket, console, transmission mechanism and detection mechanism. The machine first automatically detects and displays the results, and then manually re-inspection to achieve rapid positioning of products of different specifications through movable plates and sliding tracks. Move, use servo motors to adjust the direction of the transmission mechanism to simplify the equipment structure.
It effectively avoids misjudgment and missed inspection of machine inspection, improves detection effect, and reduces costs through simplified construction, ensuring the accuracy of product quality.
Smart Images
Figure CN222299513U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of PCBA detection, in particular to a 3D screening machine. Background Art
[0002] PCBA refers to the process of soldering electronic components (such as capacitors, resistors, chips, etc.) to a printed circuit board to form a complete circuit board system. After the complete circuit board system is generated, its quality usually needs to be tested.
[0003] However, in the prior art, PCBA boards are usually inspected by automated testing devices after welding, but machine testing does not have the ability to make human judgments. Long-term testing will inevitably lead to misjudgment and missed inspections after product welding, which ultimately results in substandard quality of some PCBA boards shipped out of the factory. Utility Model Content
[0004] The utility model mainly provides a 3D screening machine which adds a manual re-inspection process to prevent misjudgment and missed inspection in the previous process from flowing into the next process.
[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a 3D screening machine, comprising: a bracket, a control console is fixedly installed on the top of the bracket, a bracket is welded on the top of the bracket, a fixed plate is fixedly installed on one side of the outer wall of the console, sensors are fixedly installed on both sides of the outer wall of the fixed plate, a display mechanism is welded on the top of the bracket, a movable plate is movably inserted into the inner surface wall of the bracket, a transmission mechanism is arranged between the opposite sides of the movable plate and the fixed plate, a servo motor is arranged on one side of the outer wall of the fixed plate, a rotating shaft is inserted into the inner surface walls of the two transmission mechanisms, and one end of the outer wall of the rotating shaft is fixedly connected to the output end of the servo motor, a blocking cylinder is fixedly installed on the top of the console, a sliding track is fixedly installed on the top of the bracket, and a detection mechanism is movably inserted into the outer wall of the sliding track;
[0006] The display mechanism includes a detection display and a position display;
[0007] The detection mechanism comprises a slider, a lifting frame is fixedly installed on the top of the slider, a lifting block is movably inserted into the inner surface wall of the lifting frame, and a detector is fixedly installed on the outer surface wall of the lifting block.
[0008] Preferably, the back of the detection display and the position display are both movably installed with a second movable bar, the outer walls of the two second movable bars are both movably installed with a first movable bar, the outer walls of the two first movable bars are both movably installed with a mounting plate, and a mounting column is fixedly installed between opposite sides of the two mounting plates, and the bottom of the mounting column is fixedly connected to the top of the bracket, so as to facilitate the adjustment of the position of the detection display and the position display according to the habits of the staff.
[0009] Preferably, a grip block is fixedly mounted on one side of the outer wall of the lifting block, and the inner wall of the grip block is fixedly sleeved on the outer wall of the detector, so that when manually reviewing the product, the grip block can be held to stably control the position of the detector.
[0010] Preferably, a limiting block is welded to the bottom of the slider, and the inner surface wall of the limiting block is movably sleeved on the outer surface wall of the sliding track, so as to limit the slider when the slider moves on the sliding track.
[0011] Preferably, two limit rods are fixedly installed on one side of the outer wall of the console, and the outer walls of the two limit rods are provided with self-locking limit frames, and the two self-locking limit frames are fixedly connected to the bottom of the movable plate, so as to facilitate the limit fixing of the movable plate when adjusting the position of the movable plate.
[0012] Preferably, a plurality of legs are provided at the bottom of the bracket, and the inner surface wall of the bracket is fixed with the host by screws, so as to make the bracket float in the air, and then let the host float in the air, so as to prevent the host from contacting the dust on the ground and affecting the electronic components inside the host.
[0013] Compared with the prior art, the advantages and positive effects of the utility model are:
[0014] In the utility model, after the product is transported to the place to be inspected through the transmission mechanism, the machine first inspects the product by itself, and after the inspection is completed, the result is displayed on the inspection display, and then manual re-inspection is performed to avoid errors caused by machine inspection. At the same time, there are the following advantages: through the movable plate, the movable plate with adjustable width is used to transport products of different specifications, and the inspection mechanism is movably inserted on the sliding track and can be moved manually by personnel, so that the position to be inspected can be quickly located to improve the inspection effect, and the transmission mechanism can be adjusted according to the rotation direction of the servo motor so that the flow direction can be switched from left to right and from right to left. The equipment has a simple structure, and while solving the problems of misjudgment and missed inspection that may occur after product welding during machine inspection, it also achieves the effect of controlling costs. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 A three-dimensional diagram of a 3D screening machine is proposed for the utility model;
[0016] Figure 2 Another perspective stereogram of the 3D screening machine proposed by the utility model;
[0017] Figure 3 A side view stereogram of a 3D screening machine proposed for the utility model;
[0018] Figure 4 The utility model proposes a 3D screening machine Figure 1 The enlarged stereogram of part A in the middle;
[0019] Figure 5 The utility model proposes a 3D screening machine Figure 3 The middle B part is an enlarged stereogram;
[0020] Figure 6 The utility model proposes a 3D screening machine Figure 1 Enlarged stereogram of part C in the middle.
[0021] Legend: 1. Bracket; 2. Control console; 3. Bracket; 4. Fixing plate; 5. Sensor; 6. Display mechanism; 601. Mounting column; 602. Mounting plate; 603. First movable bar; 604. Second movable bar; 605. Detection display; 606. Position display; 7. Movable plate; 8. Transmission mechanism; 9. Servo motor; 10. Rotating shaft; 11. Blocking cylinder; 12. Sliding track; 13. Detection mechanism; 1301. Slider; 1302. Lifting frame; 1303. Lifting block; 1304. Detector; 1305. Grip block; 1306. Limit block; 14. Limit rod; 15. Self-locking limit frame; 16. Leg; 17. Main unit. DETAILED DESCRIPTION
[0022] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.
[0023] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.
[0024] See also Figure 1-Figure 6 The utility model provides a technical solution: a 3D screening machine, comprising: a bracket 1, a console 2 is fixedly installed on the top of the bracket 1, a bracket 3 is welded on the top of the bracket 1, a fixed plate 4 is fixedly installed on one side of the outer wall of the console 2, sensors 5 are fixedly installed on both sides of the outer wall of the fixed plate 4, a display mechanism 6 is welded on the top of the bracket 1, a movable plate 7 is movably inserted into the inner surface wall of the bracket 3, a transmission mechanism 8 is arranged between the movable plate 7 and the opposite side of the fixed plate 4, a servo motor 9 is arranged on one side of the outer wall of the fixed plate 4, a rotating shaft 10 is inserted into the inner surface wall of the two transmission mechanisms 8, and one end of the outer wall of the rotating shaft 10 is fixedly connected to the output end of the servo motor 9, a blocking cylinder 11 is fixedly installed on the top of the console 2, a sliding rail 12 is fixedly installed on the top of the bracket 3, and a detection mechanism 13 is movably inserted into the outer wall of the sliding rail 12;
[0025] The display mechanism 6 includes a detection display 605 and a position display 606;
[0026] The detection mechanism 13 includes a slider 1301 , a lifting frame 1302 is fixedly installed on the top of the slider 1301 , a lifting block 1303 is movably inserted into the inner surface wall of the lifting frame 1302 , and a detector 1304 is fixedly installed on the outer surface wall of the lifting block 1303 .
[0027] like Figure 2 As shown, the back of the detection display 605 and the position display 606 are both movably installed with the second movable bar 604, the outer walls of the two second movable bars 604 are both movably installed with the first movable bar 603, the outer walls of the two first movable bars 603 are both movably installed with the mounting plate 602, and the mounting column 601 is fixedly installed between the opposite sides of the two mounting plates 602, and the bottom of the mounting column 601 is fixedly connected to the top of the bracket 1, so as to facilitate the adjustment of the positions of the detection display 605 and the position display 606 according to the habits of the staff.
[0028] like Figure 6 As shown, a grip block 1305 is fixedly installed on one side of the outer wall of the lifting block 1303, and the inner wall of the grip block 1305 is fixedly sleeved on the outer wall of the detector 1304, so that when manually reviewing the product, the grip block 1305 can be held to stably control the position of the detector 1304.
[0029] like Figure 6 As shown, a limit block 1306 is welded to the bottom of the slider 1301, and the inner surface wall of the limit block 1306 is movably mounted on the outer surface wall of the sliding track 12, so as to limit the slider 1301 when the sliding track 12 moves.
[0030] like Figure 3-4 As shown, two limit rods 14 are fixedly installed on one side of the outer wall of the console 2, and the outer walls of the two limit rods 14 are provided with self-locking limit frames 15, and the two self-locking limit frames 15 are fixedly connected to the bottom of the movable plate 7, so as to facilitate the limit fixing of the movable plate 7 when the position of the movable plate 7 is adjusted.
[0031] like Figure 3 As shown, a plurality of legs 16 are provided at the bottom of the bracket 1, and the host 17 is fixedly mounted on the inner surface wall of the bracket 1 by screws, so as to make the bracket 1 float in the air, and then make the host 17 float in the air as well, so as to prevent the host 17 from contacting the dust on the ground and affecting the electronic components inside the host 17.
[0032] The usage and working principle of this device: First, according to the width of the product to be inspected, adjust the position of the movable plate under the action of the limit rod and the self-locking limit frame, then lock the self-locking limit frame to fix the movable plate, and transport the product to be inspected to the transmission mechanism through other equipment, and then be detected by the sensor, and then start the servo motor to drive the conveyor belts on the two transmission mechanisms to rotate, and drive the product to the position to be inspected, and then block and fix it through the blocking cylinder, so that the product can be inspected, and the inspection result will be displayed on the inspection display. If unqualified is detected, the inspection mechanism is manually moved on the slide rail to inspect the unqualified point of the product for re-judgment. If the re-judgment is still unqualified, the product can be recycled. If the product is qualified, the transmission mechanism can be started to move the product to the next process, and then the position display will show the last unqualified position, which is convenient for manual positioning.
[0033] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.
Claims
1. 3D screening machine, characterized in that, include: A support (1), a control console (2) is fixedly installed on the top of the support (1), a bracket (3) is welded to the top of the support (1), a fixed plate (4) is fixedly installed on one side of the outer wall of the control console (2), sensors (5) are fixedly installed on both sides of the outer wall of the fixed plate (4), a display mechanism (6) is welded to the top of the support (1), a movable plate (7) is movably inserted into the inner wall of the bracket (3), a transmission mechanism (8) is arranged between the opposite sides of the movable plate (7) and the fixed plate (4), a servo motor (9) is arranged on one side of the outer wall of the fixed plate (4), a rotating shaft (10) is inserted into the inner wall of the two transmission mechanisms (8), and one end of the outer wall of the rotating shaft (10) is fixedly connected to the output end of the servo motor (9), a blocking cylinder (11) is fixedly installed on the top of the control console (2), a sliding track (12) is fixedly installed on the top of the bracket (3), and a detection mechanism (13) is movably inserted into the outer wall of the sliding track (12); The display mechanism (6) comprises a detection display (605) and a position display (606); The detection mechanism (13) comprises a slider (1301), a lifting frame (1302) is fixedly mounted on the top of the slider (1301), a lifting block (1303) is movably inserted into the inner surface wall of the lifting frame (1302), and a detector (1304) is fixedly mounted on the outer surface wall of the lifting block (1303).
2. The 3D screening machine according to claim 1, characterized in that: The backs of the detection display (605) and the position display (606) are both movably mounted with a second movable bar (604), the outer walls of the two second movable bars (604) are both movably mounted with a first movable bar (603), the outer walls of the two first movable bars (603) are both movably mounted with a mounting plate (602), and a mounting column (601) is fixedly mounted between opposite sides of the two mounting plates (602), and the bottom of the mounting column (601) is fixedly connected to the top of the bracket (1).
3. The 3D screening machine according to claim 1, characterized in that: A gripping block (1305) is fixedly mounted on one side of the outer wall of the lifting block (1303), and the inner surface wall of the gripping block (1305) is fixedly sleeved on the outer surface wall of the detector (1304).
4. The 3D screening machine according to claim 1, characterized in that: A limiting block (1306) is welded to the bottom of the sliding block (1301), and the inner surface wall of the limiting block (1306) is movably sleeved on the outer surface wall of the sliding track (12).
5. The 3D screening machine according to claim 2, characterized in that: Two limit rods (14) are fixedly mounted on one side of the outer wall of the console (2), and self-locking limit frames (15) are provided on the outer walls of the two limit rods (14), and the two self-locking limit frames (15) are fixedly connected to the bottom of the movable plate (7).
6. The 3D screening machine according to claim 1, characterized in that: A plurality of legs (16) are provided at the bottom of the bracket (1), and a mainframe (17) is fixedly mounted on the inner surface wall of the bracket (1) by means of screws.