CN220154307U

CN220154307U - Automatic AOI detection equipment based on yield data analysis

Info

Publication number: CN220154307U
Application number: CN202223479886.1U
Authority: CN
Inventors: 华海虎; 张鹏飞; 赵博南
Original assignee: Suzhou Debei Electronics Co ltd
Current assignee: Suzhou Debei Electronics Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-12-08
Anticipated expiration: 2032-12-26

Abstract

The utility model discloses automatic AOI detection equipment based on yield data analysis, which belongs to the field of optical detection equipment and comprises a detection table, a multi-path support, a support frame, a transverse tube driving frame, a camera hanging frame and a detection camera, wherein a C-shaped buckle is symmetrically welded on one side of the detection table, the bottom end of the multi-path support is inserted into the C-shaped buckle, and the camera hanging frame is movably arranged on the inner side of the multi-path support; the camera hanging bracket comprises a Z-shaped hanging plate and a hanging plate transverse pipe, the top end of the multipath bracket of the scheme is provided with a curved plate, the bottom end of the curved plate is welded with a straight plate, the camera hanging bracket can be movably clamped on the curved plate and also can be movably clamped on the straight plate, and the moving path of the camera hanging bracket on the curved plate is curved, so that the camera hanging bracket is suitable for detecting three-dimensional product welding spots; the camera hanging bracket moving path on the straight plate is linear, is suitable for detecting welding spots of planar products, can be suitable for different products, and has stronger practicability.

Description

Automatic AOI detection equipment based on yield data analysis

Technical Field

The present utility model relates to the field of optical inspection equipment, and more particularly to automated AOI inspection equipment based on yield data analysis.

Background

An automatic AOI detection device belongs to the field of optical detection devices, and is a device for detecting common defects encountered in welding production based on an optical principle. AOI is a new test technology, but is rapidly developed, and various manufacturers have proposed AOI test equipment. When automatically detecting, the machine automatically scans the product through the camera, acquires images, compares the tested welding spots with qualified parameters in the database (based on yield data analysis in the database, judges whether the welding spots are normal or not), checks out defects on the product through image processing, and displays/marks the defects through a display or an automatic mark for repair by maintenance personnel.

An AOI inspection apparatus of CN112858174A, an AOI vision inspection device of CN104142162a, and a full-automatic AOI backlight inspection apparatus of CN110369335A are all inspection apparatuses based on this principle.

However, the movement of the camera of the conventional AOI detection equipment is horizontal, only a flat plate type product can be detected, and a cylindrical product and other relatively three-dimensional products cannot be detected in multiple directions, so that the applicability is poor, the movement path of the camera cannot be adjusted according to different products, and the use is unreasonable.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems existing in the prior art, the utility model aims to provide automatic AOI detection equipment based on yield data analysis, wherein the moving path of a camera hanging bracket on a curved plate is curved, and the equipment is suitable for detecting three-dimensional product welding spots; the camera hanging bracket moving path on the straight plate is linear, is suitable for detecting welding spots of planar products, can be suitable for different products, and has stronger practicability.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

The automatic AOI detection device based on yield data analysis comprises a detection table, a multi-path support, a support frame, a transverse tube driving frame, a camera hanging frame and a detection camera, wherein C-shaped buckles are symmetrically welded on one side of the detection table, the bottom ends of the multi-path support are inserted into the C-shaped buckles, and the camera hanging frame is movably mounted on the inner side of the multi-path support; the camera gallows includes Z type hanger plate and hanger plate violently pipe, the top of Z type hanger plate is provided with the U type and buckles, and the top one side of Z type hanger plate peg graft there is the inserted bar, inserted bar and Z type hanger plate pass through the screw thread and close soon to be connected, the other end of inserted bar peg graft in the inside of hanger plate violently pipe, the through-hole has been seted up at the center of hanger plate violently pipe, the U type groove has been seted up to the one end of Z type hanger plate, detect the camera block and install the inside in U type groove.

Further, the top of multipath support is provided with the bent plate, the bottom welding of bent plate has the straight board, the U type is detained and is pegged graft in the outside of bent plate or straight board.

Further, a roller installation window is arranged in the U-shaped buckle, a rotating roller is arranged in the roller installation window, a rotating shaft is embedded between the rotating roller and the U-shaped buckle, and the rotating roller and the U-shaped buckle are movably connected through the rotating shaft.

Further, the horizontal tube driving frame comprises a cross rod, one end of the cross rod is welded with a vertical rod, the other end of the cross rod is connected with an output shaft of the air cylinder, the cross rod is driven to stretch out and draw back through the air cylinder, the vertical rod penetrates through the through hole, and a limit nail is embedded in one side of the bottom end of the vertical rod.

Further, the bottom of support frame is fixed in detection platform one side, and the top welding of support frame has a spacing section of thick bamboo, the horizontal pole runs through spacing section of thick bamboo.

Further, the upper surface of detection platform is provided with the solder joint display screen, detection camera and solder joint display screen pass through the data line and connect.

Furthermore, a big head screw is embedded into one side of the C-shaped buckle, and the big head screw is connected with the C-shaped buckle through screw threads in a screwing mode.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

the top end of the multipath bracket is provided with the curved plate, the bottom end of the curved plate is welded with the straight plate, the camera hanging bracket can be movably clamped on the curved plate and also can be movably clamped on the straight plate, and the moving path of the camera hanging bracket on the curved plate is curved, so that the camera hanging bracket is suitable for detecting three-dimensional product welding spots; the camera hanging bracket moving path on the straight plate is linear, is suitable for detecting welding spots of planar products, can be suitable for different products, and has stronger practicability.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is an enlarged schematic view of the area A of FIG. 1 according to the present utility model;

FIG. 3 is an enlarged schematic view of the area B of FIG. 1 according to the present utility model;

fig. 4 is a schematic view of a stereoscopic explosion structure of a camera cradle of the present utility model;

FIG. 5 is a schematic perspective view of a Z-shaped hanger plate according to the present utility model;

FIG. 6 is a schematic perspective view of a multi-path rack according to the present utility model;

FIG. 7 is a schematic perspective view of a supporting frame according to the present utility model;

FIG. 8 is a schematic perspective view of a cross tube driving rack according to the present utility model;

FIG. 9 is a schematic diagram of a state structure of a camera hanger for detecting a stereoscopic product according to the utility model;

fig. 10 is a schematic view of a state structure of a camera hanging bracket for detecting a planar product according to the present utility model.

The reference numerals in the figures illustrate:

101. a detection table; 111. a welding spot display screen; 112. c-shaped buckles; 113. a large head screw; 102. a multi-path rack; 121. a curved plate; 122. a straight plate; 103. a support frame; 131. a limiting cylinder; 104. a transverse tube driving frame; 141. a cross bar; 142. a vertical rod; 143. a limit nail; 105. a camera hanging bracket; 151. a Z-shaped hanger plate; 152. a hanger plate transverse tube; 153. a U-shaped buckle; 154. a rod; 155. a roller mounting window; 156. a rotating roller; 157. a through hole; 158. a U-shaped groove; 106. and detecting the camera.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Referring to fig. 1-10, an automated AOI detection device based on yield data analysis includes a detection table 101, a multi-path support 102, a support 103, a horizontal tube driving frame 104, a camera hanger 105 and a detection camera 106, wherein a C-shaped buckle 112 is symmetrically welded at one side of the detection table 101, the bottom end of the multi-path support 102 is inserted into the C-shaped buckle 112, and the camera hanger 105 is movably mounted at the inner side of the multi-path support 102;

referring to fig. 1, 2, 4 and 5, the camera hanger 105 includes a Z-shaped hanger plate 151 and a hanger plate horizontal tube 152, a U-shaped buckle 153 is disposed at the top end of the Z-shaped hanger plate 151, an insert rod 154 is inserted at one side of the top end of the Z-shaped hanger plate 151, the insert rod 154 and the Z-shaped hanger plate 151 are connected through screw threads in a screwing manner, so that the insert rod 154 is convenient to detach, the installation position of the Z-shaped hanger plate 151 is replaced, the other end of the insert rod 154 is inserted in the hanger plate horizontal tube 152, a through hole 157 is formed in the center of the hanger plate horizontal tube 152, a U-shaped groove 158 is formed in one end of the Z-shaped hanger plate 151, and the detection camera 106 is installed in the U-shaped groove 158 in a clamped manner.

Referring to fig. 1, 2 and 6, the top end of the multi-path bracket 102 is provided with a curved plate 121, the bottom end of the curved plate 121 is welded with a straight plate 122, and a u-shaped buckle 153 is inserted in the curved plate 121 or the outer side of the straight plate 122, so that the functionality is improved, and the moving path of the Z-shaped hanger plate 151 can be switched.

Referring to fig. 2, 4 and 5, a roller mounting window 155 is formed in the U-shaped buckle 153, a rotating roller 156 is mounted in the roller mounting window 155, a rotating shaft is embedded between the rotating roller 156 and the U-shaped buckle 153, and the rotating roller 156 and the U-shaped buckle 153 are movably connected through the rotating shaft, so that the movement of the U-shaped buckle 153 is smoother, and the rotating roller 156 is in rolling friction when moving on the curved plate 121 or the straight plate 122.

Referring to fig. 1 and 8, the horizontal tube driving frame 104 includes a horizontal rod 141, one end of the horizontal rod 141 is welded with a vertical rod 142, and the other end of the horizontal rod 141 is connected with an output shaft of an air cylinder, so that the horizontal rod 141 is automatically driven to stretch and retract, the horizontal rod 141 drives the camera hanging frame 105 to integrally move when stretching and retracting, the vertical rod 142 penetrates through the through hole 157, and a limit nail 143 is embedded in one side of the bottom end of the vertical rod 142.

Referring to fig. 1, 2, 7 and 8, the bottom end of the supporting frame 103 is fixed on one side of the detecting table 101, the top end of the supporting frame 103 is welded with a limiting cylinder 131, and the cross rod 141 penetrates through the limiting cylinder 131, so that the cross rod 141 can be supported.

Referring to fig. 1 and 2, a welding spot display screen 111 is disposed on the upper surface of the inspection table 101, the inspection camera 106 is connected with the welding spot display screen 111 through a data line, so that the inspection camera 106 is connected through the data line, a welding spot image of a product is transmitted to the welding spot display screen 111, a host computer in the welding spot display screen 111 compares welding spots in the image with normal qualified parameters in a database (based on yield data analysis in the database, judging whether welding spots are normal or not), defects on the product are inspected through image processing, and defects are displayed/marked through a display or an automatic mark for repair by a maintainer, and the analysis method is the prior art.

Referring to fig. 1 and 3, a large head screw 113 is embedded in one side of the C-shaped buckle 112, and the large head screw 113 and the C-shaped buckle 112 are connected through threaded screwing, so that the height of the multi-path bracket 102 can be adjusted.

When detecting the welding spot of the product: the product is conveyed to the upper surface of the detection table 101 through a conveying belt, the cross rod 141 of the transverse tube driving frame 104 is pushed to move by the air cylinder, the cross rod 141 pushes the camera hanging frame 105 nested outside the vertical rod 142 to move when moving, the camera hanging frame 105 moves along the path of the curved plate 121 or the straight plate 122 when moving (refer to fig. 9 and 10, a three-dimensional product adopts an assembly mode of fig. 9; a planar product adopts an assembly mode of fig. 10), the detection camera 106 clamped at the bottom end of the camera hanging frame 105 shoots the surface of the product, the shot image is transmitted to the welding spot display screen 111 through a data line, and a host inside the welding spot display screen 111 performs comparison analysis on the welding spot image of the product and a normal image in a database and displays the welding spot image on the welding spot display screen 111 for an operator to perform analysis and judgment.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims

1. Automatic AOI check out test set based on yield data analysis, including detecting platform (101), multipath support (102), support frame (103), violently manage drive frame (104), camera gallows (105) and detection camera (106), its characterized in that: c-shaped buckles (112) are symmetrically welded on one side of the detection table (101), the bottom ends of the multi-path brackets (102) are inserted into the C-shaped buckles (112), and the camera hanging bracket (105) is movably arranged on the inner side of the multi-path brackets (102);

the camera hanging bracket (105) comprises a Z-shaped hanging plate (151) and a hanging plate transverse tube (152), a U-shaped buckle (153) is arranged at the top end of the Z-shaped hanging plate (151), an inserting rod (154) is inserted into one side of the top end of the Z-shaped hanging plate (151), the inserting rod (154) and the Z-shaped hanging plate (151) are connected through screw threads in a screwed mode, the other end of the inserting rod (154) is inserted into the hanging plate transverse tube (152), a through hole (157) is formed in the center of the hanging plate transverse tube (152), a U-shaped groove (158) is formed in one end of the Z-shaped hanging plate (151), and the detection camera (106) is installed inside the U-shaped groove (158) in a clamping mode.

2. The automated AOI inspection device based on yield data analysis of claim 1, wherein: the top of multipath support (102) is provided with bent plate (121), bent plate (122) have been welded to the bottom of bent plate (121), U type knot (153) are pegged graft in bent plate (121) or the outside of straight plate (122).

3. The automated AOI inspection device based on yield data analysis of claim 2, wherein: the inside of U type knot (153) has seted up roller installation window (155), the internally mounted of roller installation window (155) has roller (156), it has the pivot to embed between roller (156) and U type knot (153), and roller (156) and U type knot (153) are through pivot swing joint.

4. The automated AOI inspection device based on yield data analysis of claim 1, wherein: the horizontal tube driving frame (104) comprises a cross rod (141), one end of the cross rod (141) is welded with a vertical rod (142), the vertical rod (142) penetrates through the through hole (157), and one side of the bottom end of the vertical rod (142) is embedded with a limit nail (143).

5. The automated AOI inspection device based on yield data analysis of claim 4, wherein: the bottom of support frame (103) is fixed in detection platform (101) one side, and the top welding of support frame (103) has spacing section of thick bamboo (131), the horizontal pole (141) runs through spacing section of thick bamboo (131).

6. The automated AOI inspection device based on yield data analysis of claim 1, wherein: the upper surface of testing table (101) is provided with solder joint display screen (111), detection camera (106) and solder joint display screen (111) pass through the data line and connect.

7. The automated AOI inspection device based on yield data analysis of claim 1, wherein: one side of the C-shaped buckle (112) is embedded with a big head screw (113), and the big head screw (113) is connected with the C-shaped buckle (112) through screw threads in a screwed mode.