阅读说明：本技术 一种智能自动化刀具检测方法及装置 (Intelligent automatic cutter detection method and device ) 是由 罗彦东 吴晓辉 于 2020-05-29 设计创作，主要内容包括：本发明公开了一种智能自动化刀具检测装置,包括基座,基座上设有上料传送带,上料传送带的出料端设有上料机械手,上料机械手的一侧设有刀具检测平台,刀具检测平台包括第一滚筒和第二滚筒,第一滚筒的中心轴线和第二滚筒的中心轴线位于同一水平面上且相互平行,第一滚筒和第二滚筒的转动方向相同；刀具检测平台远离的上料机械手的一侧设有下料机械手,下料机械手远离刀具检测平台的一侧设有下料传送带的入料端；基座上还设有视觉检测装置,视觉检测装置包括用于检测刀具头端的第一检测相机、检测刀具柄端的第一检测相机和检测刀具侧壁的第三检测相机,第一检测相机和第二检测相机与刀具检测平台呈水平布局,第三检测相机设于刀具检测平台的顶端。(The invention discloses an intelligent automatic cutter detection device which comprises a base, wherein a feeding conveyor belt is arranged on the base, a feeding manipulator is arranged at the discharge end of the feeding conveyor belt, a cutter detection platform is arranged on one side of the feeding manipulator and comprises a first roller and a second roller, the central axis of the first roller and the central axis of the second roller are positioned on the same horizontal plane and are parallel to each other, and the rotating directions of the first roller and the second roller are the same; a feeding manipulator is arranged on one side, away from the cutter detection platform, of the feeding manipulator, and a feeding end of a feeding conveyor belt is arranged on one side, away from the cutter detection platform, of the feeding manipulator; still be equipped with visual detection device on the base, visual detection device is including the first detection camera that is used for detecting the cutter head end, the first detection camera that detects the cutter handle end and the third detection camera that detects the cutter lateral wall, and first detection camera and second detection camera are horizontal layout with cutter testing platform, and cutter testing platform's top is located to the third detection camera.)

1. An intelligent automatic cutter detection device is characterized by comprising a base, wherein a feeding conveyor belt is arranged on the base, a feeding manipulator is arranged at the discharge end of the feeding conveyor belt, a cutter detection platform is arranged on one side of the feeding manipulator, the cutter detection platform comprises a first roller and a second roller, the central axis of the first roller and the central axis of the second roller are positioned on the same horizontal plane and are parallel to each other, and the rotation directions of the first roller and the second roller are the same; a feeding manipulator is arranged on one side, away from the feeding manipulator, of the cutter detection platform, and a feeding end of a feeding conveyor belt is arranged on one side, away from the cutter detection platform, of the feeding manipulator; still be equipped with visual detection device on the base, visual detection device is including the first detection camera that is used for detecting the cutter head end, the first detection camera that is used for detecting the cutter handle end and the third detection camera that is used for detecting the cutter lateral wall, first detection camera and second detection camera with cutter testing platform is horizontal layout, the third detection camera is located cutter testing platform's top.

2. The intelligent automatic cutter detection device according to claim 1, wherein a plurality of fixing grooves for fixing cutters are formed on the surface of the feeding conveyor belt and the surface of the discharging conveyor belt.

3. The intelligent automatic cutter detection device according to claim 2, characterized in that the detection device further comprises a control system, the control system comprises a computer, a conveyor controller, a detection camera controller and a display, a first signal output end of the computer is connected with a signal input end of the conveyor controller, a first signal output end of the conveyor controller is connected with a signal input end of the feeding conveyor, and a second signal output end of the conveyor controller is connected with a signal input end of the discharging conveyor; a first signal output end of the inspection camera controller is connected with a first inspection camera signal input end, a second signal output end of the inspection camera controller is connected with a second inspection camera signal input end, and a third signal output end of the inspection camera controller is connected with a third inspection camera signal input end; the signal output end of the first detection camera, the signal output end of the second detection camera and the signal output end of the third detection camera are respectively and correspondingly connected with the first signal input end, the second signal input end and the third signal input end of the computer; and a second signal output end of the computer is connected with a signal input end of the display.

4. The intelligent automatic tool detection device of claim 3, wherein a third signal output end of the computer is connected with a signal input end of the feeding manipulator; a fourth signal output end of the computer is connected with a signal input end of the blanking manipulator; the feeding manipulator is used for placing the tools on the feeding conveyor belt on the tool detection platform, the discharging conveyor belt comprises a qualified product conveyor belt and a defective product conveyor belt, and the discharging manipulator is used for unloading the qualified tools and the defective tools and respectively placing the qualified tools and the defective tools on the qualified product conveyor belt and the defective product conveyor belt.

5. The detection method of the intelligent automatic cutter detection device according to any one of claims 1-4, comprising the following steps:

s1, inputting a standard image: inputting the standard cutter head end image, the standard cutter handle end image and the standard cutter side wall image into a computer in advance, and presetting a cutter head end parameter allowable error range, a cutter handle end allowable parameter error range and a cutter side wall allowable parameter error range in the computer;

s2, acquiring a detected image; the detection camera controller controls the first detection camera to shoot an image of the head end of the detected cutter; the detection camera controller controls the second detection camera to shoot an image of the handle end of the detected cutter; the detection camera controller controls a third detection camera to shoot an image of the side wall of the detected cutter;

s3, calculating parameter errors: the computer acquires the head end image of the detected cutter, the handle end image of the detected cutter and the side wall image of the detected cutter, and respectively carries out comparison calculation with the head end image of the standard cutter, the head end image of the standard cutter and the head end image of the standard cutter to obtain a head end parameter error value of the detected cutter, a handle end parameter error value of the detected cutter and a side wall parameter error value of the detected cutter;

s4, outputting a judgment result: the computer compares and judges whether the error value of the head end parameter of the detected cutter is in the allowable error range of the head end parameter of the cutter, compares and judges whether the error value of the handle end parameter of the detected cutter is in the allowable error range of the handle end parameter of the cutter and compares and judges whether the error value of the side wall parameter of the detected cutter is in the allowable error range of the side wall parameter of the cutter, if the judgment result is yes, the result that the detected cutter is a qualified product is output; if one of the judgment results is ' no ', outputting a result that the detected cutter is a defective product '.

Technical Field

The invention relates to a tool detection method and device, in particular to a cutter automatic detection method and device in the fields of mechanical cutting machining and the like.

Background

Cemented carbide tools are important machining tools, and the quality of the cemented carbide tools directly affects the quality of the machined workpieces, so that the detection of the cemented carbide tools is necessary. The existing detection means for the hard alloy cutter generally adopts a manual detection tool to carry out one-by-one inspection recording and then classification on all parameters of a detected workpiece, so that the manual detection efficiency is low and the detection is easy to miss due to human factors.

Disclosure of Invention

In view of the above, it is necessary to provide an intelligent automatic tool detection method and apparatus.

The technical scheme of the invention is as follows:

on one hand, the invention provides an intelligent automatic cutter detection device which comprises a base, wherein a feeding conveyor belt is arranged on the base, a feeding manipulator is arranged at the discharging end of the feeding conveyor belt, a cutter detection platform is arranged on one side of the feeding manipulator, the cutter detection platform comprises a first roller and a second roller, the central axis of the first roller and the central axis of the second roller are positioned on the same horizontal plane and are parallel to each other, and the rotating directions of the first roller and the second roller are the same; a feeding manipulator is arranged on one side, away from the feeding manipulator, of the cutter detection platform, and a feeding end of a feeding conveyor belt is arranged on one side, away from the cutter detection platform, of the feeding manipulator; still be equipped with visual detection device on the base, visual detection device is including the first detection camera that is used for detecting the cutter head end, the second detection camera that is used for detecting the cutter handle end and the third detection camera that is used for detecting the cutter lateral wall, first detection camera and second detection camera with cutter testing platform is horizontal layout, the third detection camera is located cutter testing platform's top.

The utility model discloses a cutter detection device, including cutter detection platform, material loading conveyer belt, cutter detection platform, first detection camera, second detection camera and third detection camera, the material loading conveyer belt transports material loading manipulator department, and material loading manipulator installs the detected cutter on the material loading conveyer belt on cutter detection platform, cutter detection platform includes cylinder and second cylinder, and head end, top and the top of the spare part cutter between installation and first cylinder and second cylinder are equipped with respectively and carry out the first detection camera, second detection camera and the third detection camera of gathering to the image of the head end of detected cutter, handle end and lateral wall, and the back that finishes detects will be detected the cutter through unloading manipulator and take off and put the unloading conveyer belt, accomplishes whole testing process. The detection device improves the automation degree of cutter detection, and avoids detection errors caused by human errors.

Preferably, the surface of the feeding conveyor belt and the surface of the discharging conveyor belt are both provided with a plurality of fixing grooves for fixing the cutter.

The detected cutter is prevented from sliding on the feeding conveyor belt and the blanking conveyor belt.

Preferably, the detection device further comprises a control system, wherein the control system comprises a computer, a conveyor belt controller, a detection camera controller and a display, a first signal output end of the computer is connected with a signal input end of the conveyor belt controller, a first signal output end of the conveyor belt controller is connected with a signal input end of the feeding conveyor belt, and a second signal output end of the conveyor belt controller is connected with a signal input end of the blanking conveyor belt; a first signal output end of the inspection camera controller is connected with a first inspection camera signal input end, a second signal output end of the inspection camera controller is connected with a second inspection camera signal input end, and a third signal output end of the inspection camera controller is connected with a third inspection camera signal input end; the signal output end of the first detection camera, the signal output end of the second detection camera and the signal output end of the third detection camera are respectively and correspondingly connected with the second signal input end, the third signal input end and the fourth signal input end of the computer; and a fifth signal output end of the computer is connected with a signal input end of the display.

The detection camera controller controls the first detection camera, the second detection camera and the third detection camera to respectively acquire images of the head end, the handle end and the side wall of the detected cutter, the first detection camera, the second detection camera and the third detection camera transmit the images of the detected cutter to the computer, the computer compares the images of the head end, the handle end and the side wall of the detected cutter with pre-input images of the head end, the handle end and the side wall of a standard cutter, and after various parameter errors of the detected cutter are calculated, the detection result of the detected cutter is output to the display, the detection result of the detected cutter is rapidly and accurately obtained, and the detection efficiency is improved.

Preferably, a sixth signal output end of the computer is connected with a signal input end of the feeding manipulator; a seventh signal output end of the computer is connected with a signal input end of the blanking manipulator; the feeding manipulator is used for placing the tools on the feeding conveyor belt on the tool detection platform, the discharging conveyor belt comprises a qualified product conveyor belt and a defective product conveyor belt, and the discharging manipulator is used for unloading the qualified tools and the defective tools and respectively placing the qualified tools and the defective tools on the qualified product conveyor belt and the defective product conveyor belt.

The detected cutters are respectively loaded and unloaded through the computer-controlled feeding mechanical arm and the computer-controlled discharging mechanical arm, so that the automation degree is improved, the classification error when the detected cutters are manually sorted is avoided, and the detection error rate is reduced compared with manual sorting.

On the other hand, the invention also provides a detection method of the intelligent automatic cutter detection device, which comprises the following steps:

s1, inputting the standard cutter head end image, the standard cutter handle end image and the standard cutter side wall image into a computer in advance, and presetting a cutter head end parameter allowable error range, a cutter handle end allowable parameter error range and a cutter side wall allowable parameter error range in the computer;

s2, the detection camera controller controls the first detection camera to shoot the head end image of the detected cutter; the detection camera controller controls the second detection camera to shoot an image of the handle end of the detected cutter; the detection camera controller controls a third detection camera to shoot an image of the side wall of the detected cutter;

s3, the computer acquires the head end image, the handle end image and the side wall image of the detected cutter, and respectively compares the head end image, the head end image and the side wall image with the standard cutter head end image, the standard cutter head end image and the standard cutter head end image to obtain a head end parameter error value, a handle end parameter error value and a side wall parameter error value of the detected cutter;

s4, comparing and judging whether the error value of the head end parameter of the detected cutter is in the allowable error range of the head end parameter of the cutter, comparing and judging whether the error value of the handle end parameter of the detected cutter is in the allowable error range of the handle end parameter of the cutter and comparing and judging whether the error value of the side wall parameter of the detected cutter is in the allowable error range of the side wall parameter of the cutter by the computer, and if the judgment result is yes, outputting a result that the detected cutter is a qualified product; if one of the judgment results is ' no ', outputting a result that the detected cutter is a defective product '.

The parameter error of the detected cutter is obtained through the comparison calculation of the detected cutter image and the standard cutter image by the computer, and the result is directly output, so that the detection efficiency of cutter detection is improved.

The invention has the beneficial effects that:

1. the utility model discloses a cutter detection device, including cutter detection platform, material loading conveyer belt, cutter detection platform, first detection camera, second detection camera and third detection camera, the material loading conveyer belt transports material loading manipulator department, and material loading manipulator installs the detected cutter on the material loading conveyer belt on cutter detection platform, cutter detection platform includes cylinder and second cylinder, and head end, top and the top of the spare part cutter between installation and first cylinder and second cylinder are equipped with respectively and carry out the first detection camera, second detection camera and the third detection camera of gathering to the image of the head end of detected cutter, handle end and lateral wall, and the back that finishes detects will be detected the cutter through unloading manipulator and take off and put the unloading conveyer belt, accomplishes whole testing process. The detection device improves the automation degree of cutter detection, and avoids detection errors caused by human errors;

2. the detected cutter is prevented from sliding on the feeding conveyor belt and the discharging conveyor belt;

3. the detection camera controller controls the first detection camera, the second detection camera and the third detection camera to respectively acquire images of the head end, the handle end and the side wall of the detected cutter, the first detection camera, the second detection camera and the third detection camera transmit the images of the detected cutter to the computer, the computer compares the images of the head end, the handle end and the side wall of the detected cutter with pre-input images of the head end, the handle end and the side wall of a standard cutter, and outputs a detection result of the detected cutter to the display after calculating errors of various parameters of the detected cutter, so that the detection result of the detected cutter is quickly and accurately obtained, and the detection efficiency is improved;

4. the feeding mechanical arm and the discharging mechanical arm are controlled by the computer to respectively load and unload the detected cutter, so that the automation degree is improved, the occurrence of classification errors when the detected cutter is manually sorted is avoided, and the detection error rate is reduced compared with manual sorting;

5. the parameter error of the detected cutter is obtained through the comparison calculation of the detected cutter image and the standard cutter image by the computer, and the result is directly output, so that the detection efficiency of cutter detection is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of a detection device according to an embodiment of the present invention;

FIG. 2 is a signal flow diagram of a detection apparatus according to an embodiment of the present invention;

fig. 3 is a schematic flow chart of a detection method according to an embodiment of the present invention.

Description of reference numerals:

10. a base; 11. a feeding conveyor belt; 12. a feeding manipulator; 13. a tool detection platform; 131. a first drum; 132. a second drum; 14. a feeding manipulator; 15. a blanking conveyor belt; 151. a qualified product conveyor belt; 152. a defective conveyor belt; 16. a visual inspection device; 161. a first detection camera; 162. a first detection camera; 163. a third detection camera; 17. fixing grooves; 20. a control system; 21. a computer; 22. a conveyor controller; 23. detecting a camera controller; 24. a display.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.