360-degree appearance defect detection equipment
By designing a 360-degree appearance defect detection device including active roller assembly and driven roller assembly, the problems of high production costs and uncompact structure of existing equipment are solved, and an efficient and universal 360-degree detection effect of tank body is achieved.
Patent Information
- Application Number
- CN202421119079.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-22
- Publication Date
- 2025-05-06
- Estimated Expiration
- 2034-05-22
AI Technical Summary
The existing 360-degree tank detection equipment has high production costs, is not compact in structure, and requires multiple machine vision cameras arranged side by side to achieve 360-degree detection.
A 360-degree appearance defect detection device including an active roller assembly and a driven roller assembly is designed. The active roller is driven by a servo motor and the driven roller clamps the tank body by a cylinder adjustment to achieve 360-degree rotation detection of the tank body. The device requires only one camera to achieve 360-degree detection.
It reduces production costs, improves detection efficiency, and has a compact structure and strong versatility, which can adapt to tank inspection of different diameters and heights.
Smart Images
Figure CN222838007U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of tank body detection, and specifically relates to a 360-degree appearance defect detection device. Background Art
[0002] CN 218641878 U, entitled "An automatic rotating device for detecting defects in canned food", comprises a first bracket (100), on which a conveying device (200) is arranged, and the canned food (300) is located; a friction plate (400) is detachably arranged on the first bracket, and the extension direction of the friction plate is set at an angle with the conveying direction of the conveying device; during the conveying process, the outer wall surface of the canned food is in contact with the surface of the friction plate. The angle between the extension direction of the friction plate and the conveying direction of the conveying device is 0 to 60 degrees. The friction plate is provided with a plurality of concave friction parts (401), and the shape of the concave friction parts matches the external shape of the canned food; the plurality of concave friction parts are connected one by one, and the concave friction parts are formed by the friction plate wrapping the canned food in an annular manner and then unfolding. The first bracket is provided with at least one lifting component (403), and the lifting part of the lifting component is detachably connected to the friction plate. The conveying device comprises a conveying motor arranged on a first bracket, the first bracket is provided with a driving roller (202) and at least one driven roller (203), the driving roller is connected to the driving end of the conveying motor, the driving roller and the driven roller are provided with a conveyor belt (204), and the canned food is placed on the conveyor belt. It comprises a plurality of machine vision cameras (500), the arrangement of the plurality of machine vision cameras is parallel to the conveying direction of the conveying device, and the shooting direction of the machine vision cameras is opposite to the canned food when passing. It comprises a second bracket (600), the second bracket is provided with a plurality of adjustment rods (601) for adjustment, and the machine vision camera is arranged on the corresponding adjustment rods; the adjustment of the adjustment rods on the second bracket is lifting adjustment and / or rotation adjustment. The adjustment rods are provided with a rotating frame (602), and the machine vision camera is arranged on the rotating frame. A light source is arranged around the machine vision camera; the can shape of the can of the canned food is circular and / or elliptical and / or regular polygonal. The invention comprises a rejection device (700) and a third bracket (800), wherein the rejection device is adjusted and arranged on the third bracket; the rejection device is a rejection cylinder, and a rejection push plate (701) is arranged at the piston end of the rejection cylinder. The automatic rotating device for canned food defect detection requires at least three cameras arranged side by side to perform 360-degree detection on the can body, so that the production cost is high and the volume is large (i.e., the structure is not compact). Utility Model Content
[0003] Design purpose: In order to avoid the shortcomings of the background technology, a 360-degree appearance defect detection equipment is designed that can not only reduce production costs, but also has a more compact structure, strong versatility, and higher detection efficiency.
[0004] Design plan: To achieve the above design objectives.
[0005] 1. A fixed mounting frame is provided on one side of the upper end surface of the base plate, and a driving roller assembly is vertically mounted on the fixed mounting frame, a servo motor for driving the driving roller assembly is provided on the fixed mounting frame, a movable mounting frame is provided on the other side of the upper end surface of the base plate, and the movable mounting frame includes two cylinder mounting brackets, two cylinders and a driven roller mounting bracket, the two cylinders are respectively mounted on the upper end of the base plate through corresponding cylinder mounting brackets, and the piston rod ends of the cylinders are respectively fixedly connected to the corresponding vertical rods in the driven roller mounting bracket, two driven roller assemblies are vertically mounted between the two cross bars in the driven roller mounting bracket, and a gap is left between the two driven roller assemblies, a camera and a light source are installed on the outer side of the driven roller mounting bracket through the mounting bracket, and the shooting direction of the camera and the irradiation direction of the light source are both facing the gap. The design is one of the technical features of the utility model. The purpose of such design is that a fixed mounting frame is provided on one side of the upper end surface of the base plate, and a driving roller assembly is vertically mounted on the fixed mounting frame, and a servo motor for driving the driving roller assembly is provided on the fixed mounting frame, and a movable mounting frame is provided on the other side of the upper end surface of the base plate, and the movable mounting frame includes two cylinder mounting brackets, two cylinders and a driven roller mounting bracket, and the two cylinders are respectively mounted on the upper end of the base plate through corresponding cylinder mounting brackets, and the piston rod ends of the cylinders are respectively fixedly connected to the corresponding vertical rods in the driven roller mounting bracket, and two driven roller assemblies are vertically mounted between the two cross bars in the driven roller mounting bracket, and a gap is left between the two driven roller assemblies, and a camera and a light source are installed on the outer side of the driven roller mounting bracket through the mounting bracket, and the shooting direction of the camera and the irradiation direction of the light source are both facing the gap; the driving roller assembly The axle up and down groove at two ends embeds respectively in two guide rails up and down of being made up of the groove on the attachment piece, and the tooth on the attachment piece is meshed with tooth on upper sprocket wheel, the lower sprocket.The axle up and down groove at two ends embeds respectively in two guide rails up and down of being made up of the groove on the attachment piece, and the tooth on the attachment piece is meshed with tooth on upper sprocket wheel, the lower sprocket. The piston rod of the cylinder retracts until an active roller and two driven rollers clamp the outer cylindrical surface of the can body to be inspected together, and then the servo motor is started, and the servo motor drives the active roller to rotate and drives the can body to be inspected to rotate. At this time, the camera takes pictures of the rotating can body under the illumination of the light source, and the camera can upload the real-time photos to the control computer for detection and processing (the control computer detects and processes the uploaded photos as a prior art, so it will not be repeated here), so that a 360-degree appearance defect detection device can perform 360-degree scanning and detection on the can body. Since the spacing between the fixed mounting frame and the movable mounting frame can be adjusted by two cylinders, such a 360-degree appearance defect detection device can detect can bodies of different diameters and heights, and its versatility is strong; in addition, a 360-degree appearance defect detection device only needs one camera to detect the gap of the can body at 360 degrees, which not only has a lower production cost, but also has a more compact structure. ;
[0006] 2. A driving roller assembly 1 is also vertically mounted on the fixed mounting frame, two driven roller assemblies 1 are also vertically mounted between the two cross bars in the driven roller mounting frame, and a gap 1 is left between the two driven roller assemblies 1, a camera 1 and a light source 1 are mounted on the outer side of the driven roller mounting frame through a mounting bracket 1, the shooting direction of the camera 1 and the irradiation direction of the light source 1 are both facing the gap 1, and the design that the servo motor simultaneously drives the driving roller assembly and the driving roller assembly 1 through a transmission member is the second technical feature of the present utility model. The purpose of such design is that: an active roller assembly 1 is also vertically mounted on the fixed mounting frame, two driven roller assemblies 1 are also vertically mounted between the two cross bars in the driven roller mounting frame, and a gap 1 is left between the two driven roller assemblies 1, a camera 1 and a light source 1 are installed on the outer side of the driven roller mounting frame through a mounting bracket 1, the shooting direction of the camera 1 and the irradiation direction of the light source 1 are both facing the gap 1, and the servo motor drives the active roller assembly and the active roller assembly 1 at the same time through the transmission part, so that a 360-degree appearance defect detection device can detect two can bodies at the same time, thereby improving the detection efficiency of a 360-degree appearance defect detection device.
[0007] 3. The transmission parts include two pulleys 1, one pulley 2, two pressure wheels and a transmission belt. A pulley 1 is mounted on the upper end shaft head of the driving shaft in the driving roller assembly, a pulley 1 is mounted on the upper end shaft head of the driving shaft in the driving roller assembly 1, a pulley 2 is mounted on the power output shaft of the servo motor, a transmission belt is mounted between the two pulleys 1 and one pulley 2, a pressure wheel is mounted between one pulley 1 and the pulley 2, and another pressure wheel is mounted between the other pulley 1 and the pulley 2. This design is the third technical feature of the utility model. The purpose of such design is that the transmission member includes two pulleys 1, one pulley 2, two pressure wheels and a transmission belt, a pulley 1 is mounted on the upper end shaft head of the driving shaft in the driving roller assembly, a pulley 1 is mounted on the upper end shaft head of the driving shaft in the driving roller assembly 1, a pulley 2 is mounted on the power output shaft of the servo motor, a transmission belt is mounted between the two pulleys 1 and one pulley 2, a pressure wheel is arranged between one pulley 1 and the pulley 2, and another pressure wheel is arranged between the other pulley 1 and the pulley 2, so that a servo motor can drive two tank bodies to rotate simultaneously, which not only further reduces the volume of a 360-degree appearance defect detection device, but also further reduces the production cost of a 360-degree appearance defect detection device.
[0008] Technical solution: A 360-degree appearance defect detection equipment, including a base plate, a fixed mounting frame is provided on one side of the upper end surface of the base plate, and an active roller assembly is vertically installed on the fixed mounting frame, a servo motor for driving the active roller assembly is provided on the fixed mounting frame, a movable mounting frame is provided on the other side of the upper end surface of the base plate, and the movable mounting frame includes two cylinder mounting brackets, two cylinders and a driven roller mounting frame, the two cylinders are respectively mounted on the upper end of the base plate through corresponding cylinder mounting brackets and the piston rod ends of the cylinders are respectively fixedly connected to the corresponding vertical rods in the driven roller mounting frame, two driven roller assemblies are vertically installed between the two cross bars in the driven roller mounting frame and a gap is left between the two driven roller assemblies, a camera and a light source are installed on the outer side of the driven roller mounting frame through a mounting bracket, and the shooting direction of the camera and the irradiation direction of the light source are both facing the gap.
[0009] Compared with the background technology, the utility model has the following advantages: firstly, the equipment can not only reduce the production cost, but also has a more compact structure; secondly, the equipment is not only highly versatile, but also has a higher detection efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0010] Figure 1 It is a three-dimensional structural schematic diagram of a 360-degree appearance defect detection device.
[0011] Figure 2 It is a top view structural diagram of a 360-degree appearance defect detection device.
[0012] Figure 3 It is a front view structural schematic diagram of a 360-degree appearance defect detection device.
[0013] Figure 4 It is a side view structural schematic diagram of a 360-degree appearance defect detection device. DETAILED DESCRIPTION
[0014] Example 1: Refer to the attached Figure 1-Figure 4. A 360-degree appearance defect detection device comprises a base plate 1, a fixed mounting frame 2 is provided on one side of the upper end surface of the base plate 1, and a driving roller assembly 3 is vertically installed on the fixed mounting frame 2, a servo motor 4 for driving the driving roller assembly 3 is provided on the fixed mounting frame 3, a movable mounting frame 5 is provided on the other side of the upper end surface of the base plate 1, and the movable mounting frame 5 comprises two cylinder mounting brackets 51, two cylinders 52 and a driven roller mounting frame 53, the two cylinders 52 are respectively mounted on the upper end of the base plate 1 through corresponding cylinder mounting brackets 51, and the piston rod ends of the cylinders 52 are respectively fixedly connected to corresponding vertical rods 531 in the driven roller mounting frame 53, two driven roller assemblies 6 are vertically installed between two cross bars 532 in the driven roller mounting frame 53, and a gap 7 is left between the two driven roller assemblies 6, and a camera 9 and a light source 10 are installed on the outer side surface of the driven roller mounting frame 53 through a mounting bracket 8, and the shooting direction of the camera 9 and the irradiation direction of the light source 10 are both facing the gap 7. The camera 9 and the camera 15 are line scan cameras.
[0015] A driving roller assembly 11 is also vertically mounted on the fixed mounting frame 2, and two driven roller assemblies 12 are also vertically mounted between the two cross bars 532 in the driven roller mounting frame 53, and a gap 13 is left between the two driven roller assemblies 12. A camera 15 and a light source 16 are installed on the outer side of the driven roller mounting frame 53 through a mounting bracket 14. The shooting direction of the camera 15 and the irradiation direction of the light source 16 are both facing the gap 13. The servo motor 4 simultaneously drives the driving roller assembly 3 and the driving roller assembly 11 through a transmission member 17.
[0016] The transmission member 17 includes two pulleys 171, a pulley 2 172, two pressure wheels 173 and a transmission belt 174. A pulley 171 is mounted on the upper end shaft head of the driving shaft 32 in the driving roller assembly 3, a pulley 171 is mounted on the upper end shaft head of the driving shaft 32 in the driving roller assembly 11, a pulley 172 is mounted on the power output shaft of the servo motor 4, a transmission belt 174 is mounted between the two pulleys 171 and one pulley 2 172, a pressure wheel 173 is mounted between one pulley 1 171 and the pulley 2 172, and another pressure wheel 173 is mounted between the other pulley 1 171 and the pulley 2 172.
[0017] The active roller assembly 3 and the active roller assembly 11 both include an active roller 31, an active shaft 32 and two bearings. The upper end surface of the lower end plate 21 in the fixed mounting frame 2 is provided with a bearing mounting hole, and the bearing mounting hole passes through the upper and lower end surfaces of the lower end plate 21. The upper end surface of the upper end plate 22 in the fixed mounting frame 2 is provided with a bearing mounting hole, and the bearing mounting hole passes through the upper and lower end surfaces of the upper end plate 22. A bearing is installed in the bearing mounting hole of the upper end plate 22, and a bearing is installed in the bearing mounting hole of the lower end plate 21. A bearing is installed, the lower end shaft head of the driving shaft 32 is plugged into the bearing located in the lower end plate 21, the upper end shaft head of the driving shaft 32 is plugged into the bearing located in the upper end plate 22 and the upper end face of the upper end shaft head extends out of the upper end face of the upper end plate 22, a pulley 171 is installed on the upper end shaft head, a pulley 2 172 is provided on the power output shaft of the servo motor 4, a transmission belt 174 is sleeved between the pulley 171 and the pulley 2 172, and a driving roller 31 is sleeved on the outside of the driving shaft 32.
[0018] The driven roller assembly 6 and the driven roller assembly 12 both include a driven roller 61, a driven shaft 62 and two bearings. The upper end surface of the upper cross bar 532 in the driven roller mounting frame 53 is provided with a bearing mounting hole, and the bearing mounting hole passes through the upper and lower end surfaces of the cross bar 532. The upper end surface of the lower cross bar 532 is provided with a bearing mounting hole, and the bearing mounting hole passes through the upper and lower end surfaces of the cross bar 532. A bearing is installed in the bearing mounting hole of the upper cross bar 532, and a bearing is installed in the bearing mounting hole of the lower cross bar 532. The lower end shaft head of the driven shaft 62 is plugged into the bearing of the lower cross bar 532, and the upper end shaft head of the driven shaft 62 is plugged into the bearing of the upper cross bar 532. The driven shaft 62 is covered with a driven roller 61.
[0019] When in use, the piston rods of the two cylinders 52 are started and pushed outward. At this time, the distance between the fixed mounting frame 2 and the movable mounting frame 5 becomes larger, and the tank body 0 to be inspected is placed on the bottom plate and the tank body to be inspected is located between the fixed mounting frame and the movable mounting frame. Then, the piston rods of the two cylinders are started to retract until an active roller and two driven rollers jointly clamp the outer cylindrical surface of the tank body to be inspected, and then the servo motor is started. The servo motor drives the active roller to rotate and drives the tank body to be inspected to rotate. At this time, the camera takes a picture of the rotating tank body under the illumination of the light source. The camera can upload the real-time photos to the control computer for detection and processing (the control computer detects and processes the uploaded photos because it is a prior art and will not be repeated here), so that a 360-degree appearance defect detection device can perform a 360-degree scanning detection on the tank body, because the distance between the fixed mounting frame and the movable mounting frame can be adjusted by the two cylinders.
[0020] It should be understood that although the above embodiments provide a relatively detailed textual description of the design concept of the present utility model, these textual descriptions are only simple textual descriptions of the design concept of the present utility model, rather than limitations on the design concept of the present utility model. Any combination, addition or modification that does not exceed the design concept of the present utility model shall fall within the protection scope of the present utility model.
Claims
1. A 360-degree appearance defect detection device, comprising a base plate (1), characterized in that: A fixed mounting frame (2) is provided on one side of the upper end surface of the base plate (1), and a driving roller assembly (3) is vertically mounted on the fixed mounting frame (2); a servo motor (4) for driving the driving roller assembly (3) is provided on the fixed mounting frame (2); a movable mounting frame (5) is provided on the other side of the upper end surface of the base plate (1), and the movable mounting frame (5) comprises two cylinder mounting brackets (51), two cylinders (52) and a driven roller mounting frame (53); the two cylinders (52) are respectively mounted on the corresponding cylinder mounting brackets (51) The upper end of the bottom plate (1) and the piston rod end of the cylinder (52) are respectively fixedly connected to corresponding vertical rods (531) in the driven roller mounting frame (53); two driven roller assemblies (6) are vertically mounted between two horizontal rods (532) in the driven roller mounting frame (53); and a gap (7) is left between the two driven roller assemblies (6); a camera (9) and a light source (10) are mounted on the outer side surface of the driven roller mounting frame (53) via a mounting bracket (8); the shooting direction of the camera (9) and the irradiation direction of the light source (10) are both facing the gap (7).
2. The 360-degree appearance defect detection device according to claim 1 is characterized in that: A driving roller assembly (11) is also vertically mounted on the fixed mounting frame (2); two driven roller assemblies (12) are also vertically mounted between the two cross bars (532) in the driven roller mounting frame (53), and a gap (13) is left between the two driven roller assemblies (12); a camera (15) and a light source (16) are mounted on the outer side surface of the driven roller mounting frame (53) via a mounting bracket (14); the shooting direction of the camera (15) and the irradiation direction of the light source (16) are both facing the gap (13); and the servo motor (4) drives the driving roller assembly (3) and the driving roller assembly (11) simultaneously via a transmission member (17).
3. The 360-degree appearance defect detection device according to claim 2 is characterized in that: The transmission member (17) comprises two pulleys (171), one pulley (172), two pressure wheels (173) and a transmission belt (174); a pulley (171) is mounted on the upper end shaft head of the driving shaft (32) in the driving roller assembly (3); a pulley (171) is mounted on the upper end shaft head of the driving shaft (32) in the driving roller assembly (11); a pulley (172) is mounted on the power output shaft of the servo motor (4); a transmission belt (174) is mounted between the two pulleys (171) and one pulley (172); a pressure wheel (173) is mounted between one pulley (171) and the pulley (172); another pressure wheel (173) is mounted between the other pulley (171) and the pulley (172).
4. The 360-degree appearance defect detection device according to claim 1 is characterized in that: The active roller assembly (3) and active roller assembly 1 (11) both comprise an active roller (31), an active shaft (32) and two bearings; the upper end surface of the lower end plate (21) in the fixed mounting frame (2) is provided with a bearing mounting hole, and the bearing mounting hole passes through the upper and lower end surfaces of the lower end plate (21); the upper end surface of the upper end plate (22) in the fixed mounting frame (2) is provided with a bearing mounting hole, and the bearing mounting hole passes through the upper and lower end surfaces of the upper end plate (22); a bearing is mounted in the bearing mounting hole of the upper end plate (22); and a bearing is mounted in the bearing mounting hole of the lower end plate (21). There is a bearing, the lower end shaft head of the driving shaft (32) is plugged into the bearing located in the lower end plate (21), the upper end shaft head of the driving shaft (32) is plugged into the bearing located in the upper end plate (22), and the upper end surface of the upper end shaft head extends out of the upper end surface of the upper end plate (22), a pulley 1 (171) is installed on the upper end shaft head, a pulley 2 (172) is provided on the power output shaft of the servo motor (4), a transmission belt (174) is sleeved between the pulley 1 (171) and the pulley 2 (172), and a driving roller (31) is sleeved outside the driving shaft (32).
5. The 360-degree appearance defect detection device according to claim 1 is characterized in that: The driven roller assembly (6) and driven roller assembly 1 (12) both include a driven roller (61), a driven shaft (62) and two bearings. The upper end surface of the upper cross bar (532) in the driven roller mounting frame (53) is provided with a bearing mounting hole, and the bearing mounting hole passes through the upper and lower end surfaces of the cross bar (532). The upper end surface of the lower cross bar (532) is provided with a bearing mounting hole, and the bearing mounting hole passes through the upper and lower end surfaces of the cross bar (532). A bearing is mounted in the bearing mounting hole of the upper cross bar (532), and a bearing is mounted in the bearing mounting hole of the lower cross bar (532). The lower end shaft head of the driven shaft (62) is plug-fitted with the bearing of the lower cross bar (532), and the upper end shaft head of the driven shaft (62) is plug-fitted with the bearing of the upper cross bar (532). The driven shaft (62) is sheathed with the driven roller (61).