CN209387544U - A steel sheet appearance automatic inspection machine - Google Patents

Abstract

The utility model provides an automatic detection machine for the appearance of steel sheets, which relates to the technical field of machine detection and includes a frame, a casing is arranged above the frame, a protective cover is arranged on one side of the casing, and a protective cover is arranged on the frame. A detection platform, the detection platform is located inside the shell, a station turntable is provided on the detection platform, a number of carrier plates are arranged on the circumference of the station turntable, and each carrier plate is respectively provided with a scanning code module, a first detection module, a second detection module and a retrieving manipulator, the reclaiming manipulator is arranged in the protective cover. In the utility model, the steel sheet to be tested is placed on the station turntable, and the station turntable is driven to rotate to detect each station one by one, which greatly improves the speed of detection, and detects through three machine visions, avoiding human-made subjective factors. It leads to misjudgment of steel sheet defects, and at the same time solves the problem of repeated rework caused by misjudgment and unqualified products flowing into subsequent processes.

Description

A steel sheet appearance automatic inspection machine

technical field

The utility model relates to the technical field of machine detection, in particular to an automatic detection machine for steel sheet appearance.

Background technique

For example, in the mobile phone production industry, it is necessary to detect defects such as QR codes, overall contours, dirt, hairs, sandwiches, and bubbles on steel sheets. At present, the detection of the above-mentioned defects is generally through visual observation, and artificially judges whether the steel sheet is unqualified, with a lot of subjective will, and it is easy to misjudgment due to individual differences, and the defects of the steel sheet cannot be accurately judged, resulting in later Repeated rework will occur.

Utility model content

The purpose of the utility model is to solve the shortcomings in the prior art, thereby proposing a steel sheet appearance automatic detection machine.

The utility model specifically adopts the following technical solutions to realize:

An automatic detection machine for the appearance of steel sheets, comprising a frame, a casing is arranged above the frame, a protective cover is arranged on one side of the casing, a detection platform is provided on the frame, and the detection platform is located on the Inside the shell, the detection platform is provided with a station turntable, and several carrier plates are arranged on the circumference of the station turntable, each of which is provided with a code scanning module, a first detection module, a second Two detection modules and a reclaiming manipulator, the reclaiming manipulator is arranged in the protective cover.

Preferably, a first motor is provided under the station turntable, the first motor is connected to a reducer, the reducer is connected to a first synchronous wheel, and the first synchronous wheel is connected to a second synchronous wheel through a synchronous belt. The second synchronous wheel is connected to the cam divider through the rotating shaft, and the cam divider is connected to the rotary joint arranged at the center of the station turntable.

Preferably, the code scanning module includes a first fixing frame, a camera is fixed on the first fixing frame, a code scanning gun is arranged under the camera, and the code scanning gun is fixed on an adjustment plate, and the adjustment The board is arranged on the first fixing frame.

Preferably, the first detection module includes a second fixing frame, a line array camera is fixed on the second fixing frame, a linear light source is arranged under the line array camera, and a sliding mechanism is arranged under the second fixing frame .

Preferably, the second detection module includes a third fixing frame, a wire scanning camera is fixed on the third fixing frame, a tunnel light source is arranged under the wire scanning camera, and a sliding mechanism is arranged under the third fixing frame .

Preferably, the sliding mechanism includes two parallel linear guide rails, a screw rod is arranged between the two linear guide rails, a slider is sleeved on the screw rod, and a coupling is connected to one end of the screw rod , the coupling is connected with the second motor.

As a preference, a conveyor belt is provided under the reclaiming manipulator.

Preferably, a waste box is provided between the conveyor belt and the station turntable.

The steel sheet appearance automatic detection machine provided by the utility model has the beneficial effect that the steel sheet to be tested is placed on the station turntable, and the station turntable is driven to rotate to detect station by station, which greatly improves the detection speed. The machine vision is used for detection, which avoids the misjudgment of steel sheet defects caused by human subjective factors, and at the same time solves the problem of repeated rework caused by misjudgment and unqualified products flowing into the subsequent process.

Description of drawings

Fig. 1 is a perspective view of the utility model steel sheet appearance automatic detection machine;

Fig. 2 is a perspective view without the shell in Fig. 1;

Fig. 3 is a schematic diagram of the detection local structure;

FIG. 4 is a schematic view from another angle of FIG. 3 .

Detailed ways

In order to further illustrate various embodiments, the utility model provides accompanying drawings. These drawings are part of the disclosure content of the present invention, which are mainly used to illustrate the embodiments, and can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, those skilled in the art should be able to understand other possible implementations and advantages of the present utility model. Components in the figures are not drawn to scale, and similar component symbols are generally used to denote similar components.

The utility model is further described now in conjunction with accompanying drawing and specific embodiment.

As shown in Figures 1 and 2, the automatic detection machine for the appearance of a steel sheet provided in this embodiment includes a frame 1, a casing 2 is arranged above the frame 1, a protective cover 3 is provided on one side of the casing 2, and the frame 1 A detection platform 4 is arranged on the top, and the detection platform 4 is located inside the casing 2. The detection platform 4 is provided with a station turntable 5, and a plurality of carrier plates 6 are arranged on the circumference of the station turntable 5. There is a code scanning module 7, a first detection module 8, a second detection module 9 and a retrieving manipulator 10. The retrieving manipulator 10 is arranged in the protective cover 3, and a conveyor belt 11 is arranged below the reclaiming manipulator 10, and the conveyor belt A waste box 12 is provided between 11 and the station turntable 5 .

In this embodiment, five carrier plates 6 are evenly spaced on the station turntable 5, and each rotation angle of the station turntable is 72°.

As shown in Figures 3 and 4, a first motor 13 is provided below the station turntable 5, and the first motor 13 is connected with a speed reducer 14, and the speed reducer 14 is connected with a first synchronous wheel 15, and the first synchronous wheel 15 passes through a synchronous belt. 16 is connected with the second synchronous wheel 17, and the second synchronous wheel 17 is connected with the cam divider 18 by the rotating shaft, and the cam divider 8 is connected with the rotary joint 19 that is located at the center position of the station turntable 5.

The code scanning module 7 of this embodiment includes a first fixed frame 71, on which a camera 72 is fixed, and a code scanning gun 73 is arranged below the camera 72, and the code scanning gun 73 is fixed on an adjustment plate 74, and the adjustment plate 74 is disposed on the first fixing frame 71 . The first detection module 8 includes a second fixing frame 81 on which a line-scan camera 82 is fixed, and a linear light source 83 is arranged below the line-scan camera 82 . The second detection module 9 includes a third fixing frame 91 on which a wire-scanning camera 92 is fixed, and a tunnel light source 93 is arranged below the wire-scanning camera 92 . Sliding mechanisms are respectively provided under the first detection module 8 and the second detection module 9 to drive the first detection module 8 and the second detection module 9 to move back and forth. The sliding mechanism includes two parallel linear guide rails 20, a screw rod 21 is arranged between the two linear guide rails 20, a slider 22 is sleeved on the screw rod 21, and a shaft coupling 23 is connected to one end of the screw rod 21, and the shaft coupling 23 is connected with the second motor 24.

When the steel sheet appearance automatic detection machine of the present application is in use, the steel sheet to be inspected is first placed on the outermost carrier plate on the station turntable; the station turntable rotates once, and the steel sheet to be inspected is driven to the code scanning module Below, the two-dimensional code on the steel sheet is detected. During the detection process, another steel sheet to be inspected can be placed in the outermost empty carrier at this time; the station turntable rotates once again, and the The steel sheet is driven to the bottom of the first detection module, and then rotated once again, and then driven to the second detection module. After two inspections, it is judged whether there are defects such as the overall contour, dirt, wool, inclusions, and air bubbles; The rotation of the bit turntable will drive the detected steel sheet to the bottom of the retrieving robot. If it is a defective product, the retrieving robot will place the steel sheet in the waste box. If it is a good product, the reclaiming robot will place the steel sheet on the conveyor belt. Make the product flow to the next process.

Although the utility model has been specifically shown and described in conjunction with preferred embodiments, those skilled in the art should understand that, without departing from the spirit and scope of the utility model defined by the appended claims, changes in form and details may be made. Making various changes to the utility model is within the protection scope of the utility model.

Claims (8)

1. a kind of steel disc appearance automatic detecting machine, including rack, the rack top is equipped with shell, and the side of the shell is equipped with Shield, which is characterized in that the rack is equipped with detection platform, and the detection platform is located in the shell portion, the inspection It surveys platform and is equipped with station turnplate, the station turnplate circumference is equipped with several support plates, is respectively equipped on each support plate Barcode scanning mould group, the first detection mould group, the second detection mould group and reclaimer robot, the reclaimer robot are set to the shield It is interior.

2. a kind of steel disc appearance automatic detecting machine according to claim 1, it is characterised in that: set below the station turnplate There is first motor, the first motor is connected with speed reducer, and the speed reducer is connected with the first synchronizing wheel, first synchronizing wheel It is connected with the second synchronizing wheel by synchronous belt, second synchronizing wheel is connect by shaft with Cam splitter, the cam point Cutter is connect with the rotary joint for being set to the station turnplate center.

3. a kind of steel disc appearance automatic detecting machine according to claim 1, it is characterised in that: the barcode scanning mould group includes the One fixed frame is fixed with camera on first fixed frame, is equipped with barcode scanning gun below the camera, the barcode scanning gun is fixed In adjustment plate, the adjustment plate is set on first fixed frame.

4. a kind of steel disc appearance automatic detecting machine according to claim 1, it is characterised in that: the first detection mould group packet The second fixed frame is included, line-scan digital camera is fixed on second fixed frame, linear light sorurce is equipped with below the line-scan digital camera, it is described Sliding equipment is equipped with below second fixed frame.

5. a kind of steel disc appearance automatic detecting machine according to claim 1, it is characterised in that: the second detection mould group packet Include third fixed frame, fixed in the third fixed frame it is wired sweep camera, the line is swept and is equipped with tunnel light source below camera, described Sliding equipment is equipped with below third fixed frame.

6. a kind of steel disc appearance automatic detecting machine according to claim 4 or 5, it is characterised in that: the sliding equipment packet Two parallel linear guides are included, screw rod is equipped between two linear guides, is socketed with sliding block, the silk on the screw rod One end of bar is connected with shaft coupling, and the shaft coupling is connect with the second motor.

7. a kind of steel disc appearance automatic detecting machine according to claim 1, it is characterised in that: below the reclaimer robot Equipped with conveyer belt.

8. a kind of steel disc appearance automatic detecting machine according to claim 7, it is characterised in that: the conveyer belt and the work Waste material box is equipped between the turntable of position.