Automatic detection device for camera module appearance

Abstract

The present invention discloses an automatic detection device for the appearance of a camera module, comprising a feeding device, a side detection device, an upper and lower surface detection device, and a feeding device arranged in sequence; the feeding device comprises a feeding conveying mechanism, and a feeding and handling mechanism arranged above the feeding and conveying mechanism, the side detection device, and the upper and lower surface detection device; the side detection device is used to detect the side appearance of the workpiece to be inspected, and the upper and lower surface detection device is used to detect the upper and lower surface appearance of the workpiece to be inspected; the feeding device comprises a good product feeding and conveying mechanism, a bad product feeding and conveying mechanism, and a feeding and handling mechanism arranged above the upper and lower surface detection device, the good product feeding and conveying mechanism, and the bad product feeding and conveying mechanism. The present invention highly automates the feeding, detection, classification, and feeding processes to achieve the purpose of reducing labor costs, improving production efficiency, and improving the quality of finished products.

Description

Technical Field

[0001] The present invention relates to the technical field of camera module appearance detection equipment, and in particular to an automatic detection equipment for the appearance of a camera module. Background Art

[0002] As global consumers pay more and more attention to the camera function of mobile phones, camera modules have become an essential functional module for mobile phones, and the demand for them is increasing. The production of camera modules requires multiple processes such as baking FPC, dispensing glue, pasting wafers, covering lens holders, baking, etc. Problems in any process may cause quality problems in the final product. Therefore, after the production of the camera module is completed, the production line will conduct various inspections on the finished product to promptly detect defective products, among which the appearance inspection of the camera module is a very important link. At present, the production line mainly performs appearance inspections manually, and manual inspections mainly have the problems of low efficiency, easy errors, and high costs. Summary of the invention

[0003] The purpose of the present invention is to provide an automatic detection device for the appearance of a camera module, which highly automates the loading, detection, classification and unloading processes to achieve the purpose of reducing labor costs, improving production efficiency and improving the quality of finished products.

[0004] In order to achieve the above purpose, the following technical solutions are adopted:

[0005] A camera module appearance automatic inspection device comprises a loading device, a side detection device, an upper and lower surface detection device, and a unloading device which are arranged in sequence; the loading device comprises a loading conveying mechanism, and a loading and transporting mechanism arranged above the loading and transporting mechanism, the side detection device, and the upper and lower surface detection device; the loading and transporting mechanism is used to transfer the workpiece to be inspected from the loading conveying mechanism to the side detection device and the upper and lower surface detection device in sequence; the side detection device is used to detect the side appearance of the workpiece to be inspected, and the upper and lower surface detection device is used to detect the upper and lower surface appearance of the workpiece to be inspected; the unloading device comprises a good product unloading and transporting mechanism, a defective product unloading and transporting mechanism, and a unloading and transporting mechanism arranged above the upper and lower surface detection device, the good product unloading and transporting mechanism, and the defective product unloading and transporting mechanism; the unloading and transporting mechanism is used to transfer good products from the upper and lower surface detection device to the good product unloading and transporting mechanism, and to transfer defective products from the upper and lower surface detection device to the defective product unloading and transporting mechanism.

[0006] Preferably, the loading and conveying mechanism, the good product unloading and conveying mechanism, and the defective product unloading and conveying mechanism respectively include a base frame, a synchronous belt module arranged along the length direction of the base frame, a stacking module provided at each end of the base frame, a plurality of material dividing modules provided at both ends of the base frame, and a translational lifting module provided in the middle of the base frame; one of the stacking modules is used to cooperate with the corresponding material dividing module to separate the stacked Tray plates one by one onto the synchronous belt module; the other stacking module is used to cooperate with the corresponding material dividing module to stack the Tray plates on the synchronous belt module one by one; the translational lifting module is used to lift and translate the Tray plates on the synchronous belt module for the loading and conveying mechanism to pick up materials or for the unloading and conveying mechanism to discharge materials; the synchronous belt module is used to transfer the Tray plates between the stacking modules at both ends of the base frame.

[0007] Preferably, the stacking module includes a stacking lifting assembly arranged under the base frame, and a stacking bracket arranged on the top of the base frame; the stacking lifting assembly is used to lift the tray to cooperate with the material separation module to separate or stack the trays; the stacking bracket is used to limit and guide the lifting and lowering of the tray.

[0008] Preferably, the material dividing module comprises a material dividing cylinder, a first sliding assembly, and a material dividing plug plate; the material dividing cylinder is used to drive the material dividing plug plate to slide and retract via the first sliding assembly.

[0009] Preferably, the translational lifting module includes a first lifting component, a clamping component, and a translational driving component for driving the first lifting component to drive the clamping component to translate; the clamping component includes a clamping claw, and a clamping claw cylinder for driving the clamping claw to clamp or release the Tray.

[0010] Preferably, the upper and lower surface detection device includes a dividing rotating disk mechanism, and at least one upper surface detection mechanism and at least one lower surface detection mechanism arranged around the dividing rotating disk mechanism; one end of the loading and conveying mechanism and one end of the unloading and conveying mechanism respectively extend to the top of the dividing rotating disk mechanism; the dividing rotating disk mechanism is used to rotate and transfer the workpiece to be inspected from below one end of the loading and conveying mechanism to below the upper surface detection mechanism, below the lower surface detection mechanism, and below one end of the unloading and conveying mechanism, respectively; the upper surface detection mechanism and the lower surface detection mechanism are respectively used to detect the upper and lower surface appearance of the workpiece to be inspected.

[0011] Preferably, the lower surface detection mechanism includes a lower surface vision component arranged on the outside of the indexing rotary disk mechanism, at least one suction nozzle arranged above the indexing rotary disk mechanism, a lifting drive module for driving the suction nozzle to rise and fall, and a first rotation drive module for driving the suction nozzle to rotate between above the indexing rotary disk mechanism and above the lower surface vision component.

[0012] Preferably, the indexing rotary disk mechanism includes an indexing rotary disk, a second rotation drive module for driving the indexing rotary disk to rotate, and a plurality of adsorption jigs arranged at intervals on the top of the indexing rotary disk.

[0013] Preferably, the side detection device includes front and rear side vision components, at least one adsorption fixture arranged in the front and rear side vision components, and left and right side vision components, at least one adsorption fixture arranged in the left and right side vision components.

[0014] Preferably, the loading and unloading transport mechanism and the unloading and unloading transport mechanism each include at least one suction nozzle and a loading and unloading translation drive module for driving the suction nozzle to translate.

[0015] By adopting the above scheme, the beneficial effects of the present invention are:

[0016] 1) Through the automated process to inspect the appearance, the loading, inspection, classification and unloading processes are highly automated to avoid problems such as low efficiency and many errors caused by manual inspection;

[0017] 2) Separate detection of left and right sides, front and back sides, top surface, bottom surface, etc., to conduct more detailed detection for different features, further improving detection accuracy and efficiency;

[0018] 3) A compatible and modular design is adopted. For example, the loading conveyor mechanism, the good product unloading conveyor mechanism, and the defective product unloading conveyor mechanism adopt similar structures, which is conducive to cost control, energy conservation and emission reduction. In addition, an adjustable spacing structure is adopted, which is compatible with trays of different sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A perspective view of the present invention;

[0020] Figure 2 A perspective view of the present invention omitting the frame;

[0021] Figure 3 A three-dimensional diagram of the feeding / good product unloading / bad product unloading conveying mechanism of the present invention;

[0022] Figure 4 It is a three-dimensional diagram of the translation jacking module of the present invention;

[0023] Figure 5 A three-dimensional diagram of the material distribution module of the present invention;

[0024] Figure 6 is a perspective view of a side detection device of the present invention;

[0025] Figure 7 A three-dimensional diagram of the upper and lower surface detection device of the present invention;

[0026] Figure 8 is a three-dimensional diagram of the lower surface detection mechanism of the present invention;

[0027] Fig. 9 A three-dimensional diagram of the loading and transporting mechanism of the present invention;

[0028] Fig.10 It is a three-dimensional diagram of the material unloading and handling mechanism of the present invention;

[0029] The accompanying drawings illustrate:

[0030] 1—machine frame, 2—loading device,

[0031] 3—Side detection device, 4—Upper and lower surface detection device,

[0032] 5—unloading device, 21—loading conveying mechanism,

[0033] 22—loading and handling mechanism, 31—front and rear side vision components,

[0034] 32—left and right side vision components, 41—indexing rotary disc mechanism,

[0035] 42—upper surface detection mechanism, 43—lower surface detection mechanism,

[0036] 44—long-range camera light source assembly, 51—good product unloading and conveying mechanism,

[0037] 52—Defective product unloading and conveying mechanism, 53—Unloading and transporting mechanism,

[0038] 211—base frame, 212—synchronous belt module,

[0039] 213 - stacking module, 214 - material distribution module,

[0040] 215—Translation lifting module, 221 / 531—Loading and unloading translation drive module,

[0041] 411 - indexing rotary disk, 412 - second rotary drive module,

[0042] 33 / 413—adsorption fixture, 431—lower surface visual component,

[0043] 222 / 532 / 432—suction nozzle, 433—lifting drive module,

[0044] 434—first rotary drive module, 2131—stack lifting assembly,

[0045] 2132—Stacking bracket, 2141—Material distribution cylinder,

[0046] 2142—first sliding assembly, 2143—material dividing plug plate,

[0047] 2151—first lifting assembly, 2152—clamping assembly,

[0048] 2153—Translation drive assembly. DETAILED DESCRIPTION

[0049] The present invention is described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0050] Reference Figures 1 to 10 As shown, the present invention provides an automatic inspection device for the appearance of a camera module, comprising a loading device 2, a side inspection device 3, an upper and lower surface inspection device 4, and a unloading device 5 arranged in sequence; the loading device 2 comprises a loading conveying mechanism 21, and a loading and transporting mechanism 22 arranged above the loading and transporting mechanism 21, the side inspection device 3, and the upper and lower surface inspection device 4; the loading and transporting mechanism 22 is used to transfer the workpiece to be inspected from the loading and transporting mechanism 21 to the side inspection device 3 and the upper and lower surface inspection device 4 in sequence; the side inspection device 3 is used to inspect the workpiece to be inspected The upper and lower surface detection device 4 is used to detect the upper and lower surface appearance of the workpiece to be inspected; the unloading device 5 includes a good product unloading conveying mechanism 51, a defective product unloading conveying mechanism 52, and a unloading conveying mechanism 53 arranged above the upper and lower surface detection device 6, the good product unloading conveying mechanism 51, and the defective product unloading conveying mechanism 52; the unloading conveying mechanism 53 is used to transfer good products from the upper and lower surface detection device 4 to the good product unloading conveying mechanism 51, and to transfer defective products from the upper and lower surface detection device 4 to the defective product unloading conveying mechanism 52.

[0051] The present invention also includes a frame 1 arranged on the outside, and the frame 1 is respectively provided with a full tray loading port and an empty tray outlet at both ends of the corresponding loading conveying mechanism 21, and the frame 1 is respectively provided with an OK / NG empty tray entrance and an OK / NG full tray outlet at both ends of the corresponding good product unloading conveying mechanism 51 and the defective product unloading conveying mechanism 52.

[0052] The loading conveying mechanism 21, the good product unloading conveying mechanism 51, and the defective product unloading conveying mechanism 52 respectively include a base frame 211, a synchronous belt module 212 arranged along the length direction of the base frame 211, a stacking module 213 provided at both ends of the base frame 211, a plurality of material dividing modules 214 provided at both ends of the base frame 211, and a translation lifting module 215 provided in the middle of the base frame 211; wherein the stacking module 213 is used to cooperate with the corresponding material dividing module 214 to transfer the stacked Tra The y trays are separated one by one onto the synchronous belt module 212; the other stacking module 213 is used to cooperate with the corresponding material dividing module 214 to stack the Tray trays on the synchronous belt module 212 one by one; the translation lifting module 215 is used to lift and translate the Tray trays on the synchronous belt module 212 for the loading and transporting mechanism 22 to pick up materials or for the unloading and transporting mechanism 53 to discharge materials; the synchronous belt module 212 is used to transfer the Tray trays between the stacking modules 213 at both ends of the base frame 211.

[0053] The base frame 211 includes two profile frames arranged in parallel, one of which is provided with a fixed support plate at the bottom end, and the other profile frame is provided with a movable support plate at the bottom end. The movable support plate is provided with a fixed seat on the side away from the fixed support plate, and the fixed seat and the fixed support plate are fixedly installed on the frame 1. A spacing adjustment module is provided between the two profile frames, and the spacing adjustment module includes a guide rod and an adjustment screw rod, and the two ends of the guide rod and the adjustment screw rod are respectively installed on the fixed support plate and the fixed seat, and the guide rod is movable through the movable support plate, and the adjustment screw rod is drivingly connected to the movable support plate. The spacing between the two profile frames can be adjusted by adjusting the screw rod to adapt to trays of different widths.

[0054] The stacking module 213 includes a stacking lifting assembly 2131 disposed below the base frame 211, and a stacking support 2132 disposed on the top of the base frame 211; the stacking lifting assembly 2131 is used to lift the Tray to cooperate with the material separation module 214 to separate or stack the Trays; the stacking support 2132 is used to limit and guide the lifting and lowering of the Tray.

[0055] The stack lifting assembly 2131 and the translation lifting module 215 are arranged between the two profile frames, and the synchronous belt module 212 is installed on the inner side of the two profile frames. The synchronous belt module 212 includes a conveyor belt installed on the inner side of each profile frame, and a driving motor for driving the conveyor belt to transport the Tray. The stack lifting assembly 2131 includes a lifting motor, a screw, and a lifting frame; each stack support 2132 includes two baffles arranged on the top of each profile frame, and each stack support 2132 includes four baffles for limiting the four corners of the Tray and guiding the lifting. In addition, a waist-shaped hole is provided at the bottom end of each baffle, and the baffle is installed on the profile frame through the waist-shaped hole. The spacing between the baffles on the two profile frames can be adjusted through the waist-shaped hole to further be compatible with Trays of different widths.

[0056] The structures of the loading conveyor mechanism 21, the good product unloading conveyor mechanism 51, and the defective product unloading conveyor mechanism 52 are similar, except for the location and direction of the sensors. The defective product unloading conveyor mechanism 52 is taken as an example to introduce its action flow as follows:

[0057] 1) A stacking module 213 for manually stacking empty trays onto the upper tray end of the defective product unloading conveying mechanism 52;

[0058] 2) After starting, the stack lifting assembly 2131 at the upper tray end descends, the tray at the bottom falls on the synchronous belt module 212, and the remaining trays are blocked by the material distribution module 214. The empty trays on the synchronous belt module 212 are sent to the top of the translation lifting module 215 by the synchronous belt module 212;

[0059] 3) The translation lifting module 215 lifts the Tray to the waiting position height, and the suction nozzle 532 of the material unloading and transporting mechanism 53 cyclically places the defective products that have been inspected on the Tray. Every time a row is filled, the translation lifting module 215 drives the Tray to translate one row along the X-axis direction, and cooperates with the material unloading and transporting mechanism 53 to continue placing the defective products that have been inspected;

[0060] 4) According to this cycle, when the tray is full, the translation lifting module 215 drives the tray to descend, and places the tray on the synchronous belt module 212, and the tray flows to the lower tray end along with the synchronous belt module 212;

[0061] 5) The stack lifting assembly 2131 at the lower tray end rises and lifts the tray to a height higher than the material separation height of the material separation module 214. At this time, the material separation plug plate 2143 of the material separation module 214 extends out to support the bottom tray, and the stack lifting assembly 2131 descends to below the synchronous belt module 212, waiting for the next tray; this process is repeated until the trays are stacked to a certain height, and the trays can be manually removed before the next new cycle can begin.

[0062] The material distribution module 214 includes a material distribution cylinder 2141, a first sliding assembly 2142, and a material distribution plug plate 2143. The material distribution cylinder 2141 is used to drive the material distribution plug plate 2143 to slide and retract through the first sliding assembly 2142. The first sliding assembly 2142 includes a sliding rail and a sliding block that are slidably connected.

[0063] The translational lifting module 215 includes a first lifting component 2151, a clamping component 2152, and a translational driving component 2153 for driving the first lifting component 2151 to drive the clamping component 2152 to translate; the clamping component 2152 includes a clamping claw and a clamping claw cylinder for driving the clamping claw to clamp or release the tray. The first lifting component 2151 includes a lifting driving motor and a lifting frame; the translational driving component 2153 uses a linear motor and is arranged along the length direction of the loading conveyor mechanism 21 / good product unloading conveyor mechanism 51 / bad product unloading conveyor mechanism 52.

[0064] The upper and lower surface detection device 4 includes a dividing rotating disk mechanism 41, and at least one upper surface detection mechanism 42 and at least one lower surface detection mechanism 43 arranged around the dividing rotating disk mechanism 41; one end of the loading and conveying mechanism 22 and one end of the unloading and conveying mechanism 53 extend to the top of the dividing rotating disk mechanism 41 respectively; the dividing rotating disk mechanism 41 is used to rotate and transfer the workpiece to be inspected from below one end of the loading and conveying mechanism 22 to below the upper surface detection mechanism 42, below the lower surface detection mechanism 43, and below one end of the unloading and conveying mechanism 53 respectively; the upper surface detection mechanism 42 and the lower surface detection mechanism 43 are respectively used to detect the upper and lower surface appearances of the workpiece to be inspected.

[0065] The present invention can design the number of upper surface detection mechanisms 42 and lower surface detection mechanisms 43 according to actual needs. In a specific embodiment, the upper surface detection mechanism 42 and the lower surface detection mechanism 43 are respectively set to 2, namely, upper surface detection mechanism 1, upper surface detection mechanism 2, lower surface detection mechanism 1, and lower surface detection mechanism 2, and are arranged in sequence around the indexing rotating disk 411. Different upper surface detection mechanisms 42 and lower surface detection mechanisms 43 are used to detect different appearance items of the camera module, for example, the upper surface detection mechanism 1 detects the lens surface, the upper surface detection mechanism 2 detects the connector, and the lower surface detection mechanism 1 and the lower surface detection mechanism 2 detect scratches, breakage, etc. The specific detection items can be set according to actual needs. In addition, a long-range camera light source assembly 44 is also provided for detecting the petal area of ​​LENS.

[0066] The lower surface detection mechanism 43 includes a lower surface visual component 431 disposed outside the indexing rotary disk mechanism 41, at least one suction nozzle 432 disposed above the indexing rotary disk mechanism 41, a lifting drive module 433 for driving the suction nozzle 432 to rise and fall, and a first rotation drive module 434 for driving the suction nozzle 432 to rotate between above the indexing rotary disk mechanism 41 and above the lower surface visual component 431. The lifting drive module 433 includes a driving motor, and a slider and a slide rail structure for guiding the lifting; the first rotation drive module 434 and the second rotation drive module 412 both include a rotation drive motor.

[0067] The indexing rotary disk mechanism 41 includes an indexing rotary disk 411, a second rotation drive module 412 for driving the indexing rotary disk 411 to rotate, and a plurality of adsorption fixtures 413 arranged at intervals on the top of the indexing rotary disk 411. There are 8 adsorption fixtures 413 on the indexing rotary disk 411. When the indexing rotary disk 411 stops rotating, 7 of the adsorption fixtures 413 correspond to the loading and conveying mechanism 22, the lower surface detection mechanism 1, the upper surface detection mechanism 1, the lower surface detection mechanism 2, the upper surface detection mechanism 2, the telephoto camera light source assembly 44, and the unloading and conveying mechanism 53 in sequence; another adsorption fixture 413 is located between the loading and conveying mechanism 22 and the unloading and conveying mechanism 53, which is a waiting position for loading. The position below the loading and conveying mechanism 22 is the loading position, and the position below the unloading and conveying mechanism 53 is the unloading position.

[0068] The side detection device 3 includes a front and rear side vision component 31, at least one adsorption fixture 33 arranged in the front and rear side vision component 31, and a left and right side vision component 32, at least one adsorption fixture 33 arranged in the left and right side vision component 32. The left and right side vision component 32 is arranged close to the feeding conveying mechanism 21, and the front and rear side vision component 31 is arranged close to the indexing rotary disk mechanism 41.

[0069] The loading and transporting mechanism 22 and the unloading and transporting mechanism 53 each include at least one suction nozzle 222 / 532, and a loading and unloading translation driving module 221 / 531 for driving the suction nozzle 222 / 532 to translate. The loading and unloading translation driving module 221 / 531 includes a translation driving motor, and a slider and a slide rail structure for guiding the translation. The side of each group of suction nozzles 222 / 532 of the loading and transporting mechanism 22 and the unloading and transporting mechanism 53 is also provided with a light source and a camera for taking pictures to locate the position of the workpiece to facilitate material collection. In addition, the loading and transporting mechanism 22 and the unloading and transporting mechanism 53 also include a conveying bracket, and the conveying bracket of the loading and transporting mechanism 22 is arranged along the X-axis direction, and the conveying bracket of the unloading and transporting mechanism 53 is arranged along the Y-axis direction; the loading and conveying mechanism 21 is arranged below the loading and transporting mechanism 22 along the Y-axis direction, and the good unloading and conveying mechanism 51 and the bad unloading and conveying mechanism 52 are arranged side by side below the unloading and transporting mechanism 53 along the X-axis direction.

[0070] In a specific embodiment, two workpieces to be inspected are loaded and unloaded synchronously each time, and two workstations are set on each functional component for synchronous operation, such as suction nozzle 222 / 532 / 432, adsorption fixture 33 / 413, etc., and two workpieces to be inspected are loaded and unloaded simultaneously to achieve a balance between efficiency and cost.

[0071] The side detection device 3 is arranged between the indexing rotary disk mechanism 41 and the feeding conveying mechanism 21, and the feeding conveying mechanism 22 spans above the side detection device 3. Three groups of suction nozzles are arranged on the feeding conveying mechanism 22, namely, suction nozzle group 1, suction nozzle group 2, and suction nozzle group 3 arranged in sequence from one end of the feeding conveying mechanism 21 to one end of the indexing rotary disk mechanism 41. Each group of suction nozzles 222 includes two suction nozzles, which are used to feed two workpieces to be inspected at the same time. Among them, suction nozzle group 1 is used to transport the workpiece to be inspected from the feeding conveying mechanism 21 to the adsorption fixture 33 in the left and right side vision components 32, suction nozzle group 2 is used to transport the workpiece to be inspected from the adsorption fixture 33 in the left and right side vision components 32 to the adsorption fixture 33 in the front and rear side vision components 31, and suction nozzle group 3 is used to transport the workpiece to be inspected from the adsorption fixture 33 in the front and rear side vision components 31 to the adsorption fixture 413 of the indexing rotary disk 411.

[0072] In addition, each nozzle 222 in the nozzle group 2 is provided with a rotary drive motor for driving the corresponding nozzle 222 to rotate the workpiece to be inspected 90° so that the front and rear side vision components 31 can detect the front and rear side appearances of the workpiece to be inspected.

[0073] The upper surface detection mechanism 42 includes an upper surface visual component mounted above the adsorption fixture 413 of the indexing rotating disk 411. The upper surface visual component, the lower surface visual component 431, the front and rear side visual components 31, the left and right side visual components 32, and the long-distance camera light source component 44 all use CCD cameras.

[0074] The action flow of the present invention:

[0075] 1) Manually stacking the tray full of workpieces to be inspected onto the upper tray end of the loading conveyor mechanism 21;

[0076] 2) After starting, the stack lifting assembly 2131 at the upper tray end of the loading conveyor mechanism 21 descends, the tray at the bottom falls on the synchronous belt module 212, and the remaining trays are blocked by the material distribution module 214. The trays on the synchronous belt module 212 are sent to the top of the translation lifting module 215 by the synchronous belt module 212;

[0077] 3) The translation lifting module 215 clamps the tray and lifts it, and then translates it step by step to adapt to the material taking position of the nozzle group 1;

[0078] 4) The nozzle group 1 of the loading and transporting mechanism 22 sucks the workpieces to be inspected (two) from the tray, and translates along the X-axis direction to place the workpieces to be inspected on the adsorption fixtures 33 in the left and right side vision components 32;

[0079] 5) The left and right side vision components 32 take photos of the left and right sides of the workpiece to be inspected and record the inspection results;

[0080] 6) The suction nozzle group 2 of the loading and conveying mechanism 22 moves to the top of the adsorption fixture 33 of the left and right side vision components 32 and absorbs the workpiece to be inspected, continues to translate along the X-axis, and at the same time horizontally rotates the workpiece to be inspected 90°, and then puts it on the adsorption fixture of the front and rear side vision components 31; (while the suction nozzle group 2 takes the material from the left and right side vision components 32, the suction nozzle group 1 takes the material from the loading and conveying mechanism 21 to improve work efficiency);

[0081] 7) The front and rear side vision components 31 take photos of the front and rear sides of the workpiece to be inspected and record the inspection results;

[0082] 8) The nozzle group 3 of the loading and transporting mechanism 22 moves to the top of the adsorption fixture 33 of the front and rear side vision components 31 and absorbs the workpiece to be inspected, and continues to translate along the X-axis, and then places the workpiece to be inspected on the adsorption fixture 413 (loading position) of the indexing rotating disk 411;

[0083] 9) The indexing rotary disk 411 rotates one station to bring the workpiece to be inspected to the bottom of the lower surface detection mechanism. The lifting drive module 433 drives the suction nozzle 432 to descend and suck the workpiece to be inspected. The suction nozzle 432 is driven by the first rotating drive module 434 to drive the workpiece to be inspected to rotate 180° to the top of the lower surface visual component 43. The lower surface visual component 43 takes a photo of the bottom surface of the workpiece to be inspected and records the inspection results.

[0084] 10) The lifting drive module 433 and the first rotation drive module 434 cooperate to put the workpiece to be inspected back onto the adsorption fixture 413 of the indexing rotary disk 411;

[0085] 11) The indexing rotary disk 411 continues to rotate by one station, and brings the workpiece to be inspected to the bottom of the upper surface inspection mechanism. At this time, the upper surface visual component takes a photo of the upper surface of the workpiece to be inspected and records the inspection results.

[0086] 12) The indexing rotary disk 411 continues to rotate one station to bring the workpiece to be inspected to the bottom of the lower surface inspection mechanism 2. This inspection step is basically the same as when the workpiece to be inspected is located under the lower surface inspection mechanism 1, and will not be repeated here;

[0087] 13) The indexing rotary disk 411 continues to rotate one station, and brings the workpiece to be inspected to the bottom of the upper surface inspection mechanism 2. This inspection step is basically the same as when the workpiece to be inspected is located under the upper surface inspection mechanism 1, and will not be repeated here;

[0088] 14) The indexing rotary disk 411 continues to rotate one station, and the long-range camera light source assembly 44 takes a photo of the upper surface of the workpiece to detect the petal area of ​​the LENS, and records the detection results;

[0089] 15) The indexing rotary disk 411 continues to rotate one station, bringing the workpiece to be inspected to the bottom of the material unloading and handling mechanism 22;

[0090] 16) After the suction nozzle 532 of the unloading and conveying mechanism 53 sucks the workpiece to be inspected, it moves along the Y-axis direction and places the workpiece on the tray of the good product unloading and conveying mechanism 51 or the defective product unloading and conveying mechanism 52 according to the inspection result.

[0091] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An automatic detection device for the appearance of a camera module, characterized in that: It comprises a loading device, a side detection device, an upper and lower surface detection device, and a unloading device which are arranged in sequence; the loading device comprises a loading conveying mechanism, and a loading and transporting mechanism arranged above the loading and transporting mechanism, the side detection device, and the upper and lower surface detection device; the loading and transporting mechanism is used to transfer the workpiece to be inspected from the loading and transporting mechanism to the side detection device and the upper and lower surface detection device in sequence; the side detection device is used to detect the side appearance of the workpiece to be inspected, and the upper and lower surface detection device is used to detect the upper and lower surface appearance of the workpiece to be inspected; the unloading device comprises a good product unloading and transporting mechanism, a defective product unloading and transporting mechanism, and a unloading and transporting mechanism arranged above the upper and lower surface detection device, the good product unloading and transporting mechanism, and the defective product unloading and transporting mechanism; the unloading and transporting mechanism is used to transfer good products from the upper and lower surface detection device to the good product unloading and transporting mechanism, and to transfer defective products from the upper and lower surface detection device to the defective product unloading and transporting mechanism; The upper and lower surface detection device comprises a graduated rotary disk mechanism, and at least one upper surface detection mechanism and at least one lower surface detection mechanism arranged around the graduated rotary disk mechanism; one end of the loading and conveying mechanism and one end of the unloading and conveying mechanism respectively extend to the upper side of the graduated rotary disk mechanism; the graduated rotary disk mechanism is used to rotate and transfer the workpiece to be inspected from below one end of the loading and conveying mechanism to below the upper surface detection mechanism, below the lower surface detection mechanism, and below one end of the unloading and conveying mechanism, respectively; the upper surface detection mechanism and the lower surface detection mechanism are used to detect the appearance of the upper and lower surfaces of the workpiece to be inspected, respectively; The lower surface detection mechanism includes a lower surface vision component arranged outside the indexing rotary disk mechanism, at least one suction nozzle arranged above the indexing rotary disk mechanism, a lifting drive module for driving the suction nozzle to rise and fall, and a first rotation drive module for driving the suction nozzle to rotate between above the indexing rotary disk mechanism and above the lower surface vision component; The side detection device includes front and rear side vision components, at least one adsorption fixture arranged in the front and rear side vision components, and left and right side vision components, at least one adsorption fixture arranged in the left and right side vision components.

2. The automatic detection device for camera module appearance according to claim 1, characterized in that: The loading and conveying mechanism, the good product unloading and conveying mechanism, and the defective product unloading and conveying mechanism respectively include a base frame, a synchronous belt module arranged along the length direction of the base frame, a stacking module provided at each end of the base frame, a plurality of material dividing modules provided at both ends of the base frame, and a translational lifting module provided in the middle of the base frame; one of the stacking modules is used to cooperate with the corresponding material dividing module to separate the stacked Tray plates one by one onto the synchronous belt module; the other stacking module is used to cooperate with the corresponding material dividing module to stack the Tray plates on the synchronous belt module one by one; the translational lifting module is used to lift and translate the Tray plates on the synchronous belt module for the loading and conveying mechanism to pick up materials or for the unloading and conveying mechanism to discharge materials; the synchronous belt module is used to transfer the Tray plates between the stacking modules at both ends of the base frame.

3. The automatic detection device for camera module appearance according to claim 2, characterized in that: The stacking module includes a stacking lifting assembly arranged under the base frame and a stacking bracket arranged on the top of the base frame; the stacking lifting assembly is used to lift the tray to cooperate with the material separation module to separate or stack the trays; the stacking bracket is used to limit and guide the lifting and lowering of the tray.

4. The automatic detection device for camera module appearance according to claim 2, characterized in that: The material dividing module comprises a material dividing cylinder, a first sliding assembly, and a material dividing plug plate; the material dividing cylinder is used to drive the material dividing plug plate to slide and retract through the first sliding assembly.

5. The automatic detection device for camera module appearance according to claim 2, characterized in that: The translational lifting module includes a first lifting component, a clamping component, and a translational driving component used to drive the first lifting component to drive the clamping component to translate; the clamping component includes a clamping claw and a clamping claw cylinder used to drive the clamping claw to clamp or release the Tray.

6. The automatic detection device for camera module appearance according to claim 1, characterized in that: The indexing rotating disk mechanism comprises an indexing rotating disk, a second rotation driving module for driving the indexing rotating disk to rotate, and a plurality of adsorption fixtures arranged at intervals on the top of the indexing rotating disk.

7. The automatic detection device for camera module appearance according to claim 1, characterized in that: The loading and unloading conveying mechanism and the unloading and unloading conveying mechanism each include at least one suction nozzle and a loading and unloading translation driving module for driving the suction nozzle to translate.

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