CN210375013U - Spare part external diameter dimension on-line monitoring device - Google Patents
Spare part external diameter dimension on-line monitoring device Download PDFInfo
- Publication number
- CN210375013U CN210375013U CN201920940566.0U CN201920940566U CN210375013U CN 210375013 U CN210375013 U CN 210375013U CN 201920940566 U CN201920940566 U CN 201920940566U CN 210375013 U CN210375013 U CN 210375013U
- Authority
- CN
- China
- Prior art keywords
- processing module
- control processing
- outer diameter
- camera assembly
- telescopic mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Abstract
The utility model relates to a spare part external diameter size on-line monitoring device, including rack, control assembly and camera subassembly, the bottom of the rack cabinet body is embedded with the calibration frock that is used for placing spare part, the top of the rack cabinet body is provided with the main light source, the camera subassembly is arranged in the rack cabinet body, the camera subassembly is arranged above the calibration frock and is electrically connected with the control assembly; the control assembly is used for shooting a group of images by controlling the camera assembly to translate and rotate by a fixed angle, and judging whether the outer diameter size of the part is qualified or not according to the images shot by the camera assembly. The utility model can realize high-precision measurement of large-outer-diameter parts, and has good repeatability in the detection process; meanwhile, the universality is good, the parts or detection contents with different outer diameters can be programmed once and reused, and the detection requirements of various products are met; and thirdly, the utility model discloses possess the communication function, can give upper computer system with the real-time transmission of detected data, supply the management decision-making.
Description
Technical Field
The utility model relates to an automobile parts makes technical field, especially relates to a spare part external diameter size on-line monitoring device.
Background
In the production process of the automobile drum brake, the outer diameter size of a brake shoe of a key part is an important detection index, and whether the outer diameter size precision of the brake can meet the requirement or not can have great influence on the performance of the brake.
At present, the full inspection of the outer diameter of the brake shoe is mainly completed by a detector by means of mechanical tools such as a vernier caliper, the manual full inspection is low in efficiency and high in cost, and the detection precision cannot meet the development level of the existing industry. Therefore, the non-contact CCD imaging detection technology is more suitable for the industry, and meanwhile, the high-precision detection can be carried out on workpieces with the outer diameter size within 300mm, and the highest precision is +/-0.02 mm.
Industrial CCDs have been used in the automotive parts manufacturing industry to measure dimensions of workpieces. For small workpieces, the detection precision can reach +/-0.02 mm; however, the precision of a workpiece with a diameter of more than 10mm is more than 0.05mm, and the method can only be applied to the occasions with low tolerance grade of the workpiece, and has the problems of low measurement precision, low detection efficiency and poor consistency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a spare part external diameter dimension on-line monitoring device to solve above-mentioned technical problem.
The utility model provides a spare part external diameter size on-line monitoring device, including rack, control assembly and camera subassembly, the bottom of the rack cabinet body is embedded with the calibration frock that is used for placing spare part, the top of the rack cabinet body is equipped with the main light source, the internal camera subassembly that is equipped with of rack cabinet, the camera subassembly is arranged above the calibration frock, and with the control assembly electric connection; the control assembly is used for shooting a group of images by controlling the camera assembly to horizontally move and rotate by a fixed angle, and judging whether the outer diameter of the part is qualified according to the images shot by the camera assembly.
Furthermore, the camera assembly comprises a vertical telescopic mechanism, a horizontal telescopic mechanism, a servo motor, an industrial CCD sensor and an auxiliary light source, wherein the servo motor is fixed in the cabinet body of the cabinet; the horizontal telescopic mechanism is driven by the servo motor to rotate and is driven by the vertical telescopic mechanism to move along the vertical direction; the industrial CCD sensor and the auxiliary light source are arranged on the horizontal telescopic mechanism and arranged towards the calibration tool, and can move in the horizontal direction under the driving of the horizontal telescopic mechanism.
Further, the control assembly comprises a control processing module, the control processing module sends a control instruction to the camera assembly, the vertical telescopic mechanism, the horizontal telescopic mechanism, the servo motor drives the industrial CCD sensor to move vertically and horizontally according to the telescopic distance and the rotation angle preset by the control processing module and rotate around the fixed shaft, images are shot at each fixed angle, the images are fed back to the control processing module to be processed, the control processing module processes the images by combining with image pixels, the processing result and data prestored by the control processing module are subjected to contrastive analysis, and a judgment result of whether the outer diameter of the part meets the size requirement is obtained.
Furthermore, the control assembly further comprises a touch display module, and the touch display module is electrically connected to the control processing module and used for inputting preset calibration tool parameters and sending a detection instruction to the control processing module.
Furthermore, the control assembly also comprises a communication module which is electrically connected with the control processing module and used for sending the detection result to the upper computer system in real time so as to provide decision basis.
Further, the control processing module controls the camera assembly to automatically return to the initial state after detecting the parts.
Further, the control processing module automatically controls the camera assembly to shoot images after receiving the detection instruction sent by the touch display module.
Further, the parts are brake shoes.
By means of the scheme, the high-precision measurement of the large-outer-diameter part can be realized through the online monitoring device for the outer diameter size of the part, and the repeatability in the detection process is good; meanwhile, the universality is good, the parts or detection contents with different outer diameters can be programmed once and reused, and the detection requirements of various products are met; and thirdly, the utility model discloses possess the communication function, can give upper computer system with the real-time transmission of detected data, supply the management decision-making.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a diagram of a camera module according to the present invention;
FIG. 3 is a schematic view of the control assembly of the present invention;
fig. 4 is a schematic view of the detection method of the present invention.
Reference numbers in the figures:
1-a cabinet;
2-a control component; 21-a touch display module; 22-a control processing module; 23-a communication module;
3-a camera component; 31-a vertical telescopic mechanism; 32-horizontal telescoping mechanism; 33-a servo motor; 34-industrial CCD sensor; 35-an auxiliary light source; 36-CCD field of view;
4-a primary light source;
5-calibrating the tool;
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Referring to fig. 1 to 3, the embodiment provides an online monitoring device for the outer diameter of a part, which includes a cabinet 1, a control component 2 and a camera component 3, wherein a calibration tool 5 for placing the part is embedded in the bottom of the cabinet body of the cabinet 1, a main light source 4 is arranged at the top of the cabinet body of the cabinet 1, the camera component 3 is arranged in the cabinet body of the cabinet 1, and the camera component 3 is arranged above the calibration tool 5 and electrically connected with the control component 2; the control assembly 2 is used for shooting a group of images by controlling the camera assembly 3 to translate and rotate by a fixed angle, and judging whether the outer diameter of the part is qualified according to the images shot by the camera assembly 3.
The online monitoring device for the outer diameter size of the part can realize high-precision measurement of the part with large outer diameter, and has good repeatability in the detection process; meanwhile, the universality is good, the parts or detection contents with different outer diameters can be programmed once and reused, and the detection requirements of various products are met; and thirdly, the device has a communication function, and can transmit the detection data to an upper computer system in real time for management decision.
In this embodiment, the camera assembly 3 includes a vertical telescopic mechanism 31, a horizontal telescopic mechanism 32, a servo motor 33, an industrial CCD sensor 34 and an auxiliary light source 35, the servo motor 33 is fixed in the cabinet body of the cabinet 1; the vertical telescopic mechanism 31 is connected to a body of a servo motor 33, and the horizontal telescopic mechanism 32 is driven by the servo motor 33 to rotate and is driven by the vertical telescopic mechanism 31 to move along the vertical direction; the industrial CCD sensor 34 and the auxiliary light source 35 are disposed on the horizontal telescoping mechanism 32, and are disposed toward the calibration fixture 5, and can be driven by the horizontal telescoping mechanism 32 to move in the horizontal direction.
In this embodiment, the control assembly 2 includes a control processing module 22, the control processing module 22 sends a control instruction to the camera assembly 3, the vertical telescopic mechanism 31, the horizontal telescopic mechanism 32, and the servo motor 33 drive the industrial CCD sensor 34 to move along the vertical and horizontal directions and rotate around a fixed shaft according to the preset telescopic pitch and rotation angle of the control processing module 22, and take an image at each fixed angle, and then feed the image back to the control processing module 22 for processing, the control processing module 22 processes the image in combination with image pixels, and compare and analyze the processing result with data prestored in the control processing module 22, so as to obtain a determination result whether the outer diameter of the component meets the size requirement.
In this embodiment, the control assembly 2 further includes a touch display module 21, and the touch display module 21 is electrically connected to the control processing module 22, and is configured to input a preset calibration fixture parameter and send a detection instruction to the control processing module 22.
In this embodiment, the control component 2 further includes a communication module 23, and the communication module 23 is electrically connected to the control processing module 22, and is configured to send the detection result to the upper computer system in real time to provide a decision basis.
In the present embodiment, the control processing module 22 controls the camera assembly 3 to automatically return to the initial state after detecting the component.
In the present embodiment, the control processing module 22 automatically controls the camera assembly 3 to capture an image after receiving the detection instruction sent by the touch display module 21.
In this embodiment, the component is a brake shoe.
Before detecting the parts, an operator inputs related parameters such as the types of the parts through a touch screen of the control assembly, and then fixes the corresponding calibration tool 5 on the horizontal table top of the cabinet body 1 of the detection device through screws, so that preparation work before detection is completed. During detection, an operator firstly places a part on a calibration tool 5 of a detection device, the part is positioned through a positioning column on the calibration tool 5, and then a detection command is started through a touch screen of the control assembly 2; after the camera assembly 3 receives the information of the control assembly 2, the camera is vertically and horizontally adjusted to a corresponding position, and is rotated for a circle, a group of photos are shot at a fixed rotation angle, the initial position of the camera assembly 3 is returned after the completion, and an operator takes out the parts and then puts in the next parts to enter the next detection.
As shown in FIG. 4, the outer diameter of the component is between 100 mm and 300mm, and for the small workpiece with a diameter less than 10mm, the detection accuracy of the industrial CCD can reach + -0.02 mm, and the outer diameter of the component with the large size directly measured can not meet the accuracy requirement. The measurement of the outer diameter of the part is converted into the measurement of the difference delta between the inner circle radius R' of the calibration tool and the outer circle radius R of the part, the range (CCD visual field 36) of each shooting is less than 10mm multiplied by 10mm, and therefore the detection precision can also reach +/-0.02 mm.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The device for monitoring the outer diameter of the part on line is characterized by comprising a cabinet, a control assembly and a camera assembly, wherein a calibration tool for placing the part is embedded in the bottom of a cabinet body of the cabinet, a main light source is arranged at the top of the cabinet body of the cabinet, the camera assembly is arranged in the cabinet body of the cabinet, and the camera assembly is arranged above the calibration tool and is electrically connected with the control assembly; the control assembly is used for shooting a group of images by controlling the camera assembly to translate and rotate by a fixed angle, and judging whether the outer diameter size of the part is qualified or not according to the images shot by the camera assembly; the camera assembly comprises a vertical telescopic mechanism, a horizontal telescopic mechanism, a servo motor, an industrial CCD sensor and an auxiliary light source, wherein the servo motor is fixed in the cabinet body of the cabinet; the horizontal telescopic mechanism is driven by the servo motor to rotate and is driven by the vertical telescopic mechanism to move along the vertical direction; the industrial CCD sensor and the auxiliary light source are arranged on the horizontal telescopic mechanism and face the calibration tool, and can be driven by the horizontal telescopic mechanism to move along the horizontal direction.
2. The on-line monitoring device for the outer diameter and the size of the part according to claim 1, wherein the control assembly comprises a control processing module, the control processing module sends a control instruction to the camera assembly, the vertical telescopic mechanism, the horizontal telescopic mechanism and the servo motor drive the industrial CCD sensor to move along the vertical direction and the horizontal direction and rotate around a fixed shaft according to the preset telescopic distance and the preset rotation angle of the control processing module, images are shot at each fixed angle, then the images are fed back to the control processing module to be processed, the control processing module processes the images by combining with image pixels, and the processing result and data prestored in the control processing module are compared and analyzed to obtain a judgment result whether the outer diameter of the part meets the size requirement.
3. The online monitoring device for the outer diameter size of the part as claimed in claim 2, wherein the control assembly further comprises a touch display module, and the touch display module is electrically connected to the control processing module and is used for inputting preset calibration tool parameters and sending a detection instruction to the control processing module.
4. The online monitoring device for the outer diameter size of the part as claimed in claim 3, wherein the control assembly further comprises a communication module, and the communication module is electrically connected to the control processing module and is used for sending the detection result to an upper computer system in real time so as to provide a decision basis.
5. The on-line monitoring device for the outer diameter dimension of the part as claimed in claim 4, wherein the control processing module controls the camera assembly to automatically return to an initial state after detecting the part.
6. The online monitoring device for the outer diameter size of the part as claimed in claim 3, wherein the control processing module automatically controls the camera assembly to shoot images after receiving the detection instruction sent by the touch display module.
7. The device for on-line monitoring of the outer diameter dimension of the component according to any one of claims 1 to 6, wherein the component is a brake shoe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920940566.0U CN210375013U (en) | 2019-06-21 | 2019-06-21 | Spare part external diameter dimension on-line monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920940566.0U CN210375013U (en) | 2019-06-21 | 2019-06-21 | Spare part external diameter dimension on-line monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210375013U true CN210375013U (en) | 2020-04-21 |
Family
ID=70266100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920940566.0U Active CN210375013U (en) | 2019-06-21 | 2019-06-21 | Spare part external diameter dimension on-line monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210375013U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110285767A (en) * | 2019-06-21 | 2019-09-27 | 重庆中软国际信息技术有限公司 | A kind of components outer diameter on-Line Monitor Device |
-
2019
- 2019-06-21 CN CN201920940566.0U patent/CN210375013U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110285767A (en) * | 2019-06-21 | 2019-09-27 | 重庆中软国际信息技术有限公司 | A kind of components outer diameter on-Line Monitor Device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2015120734A1 (en) | Special testing device and method for correcting welding track based on machine vision | |
| US10619762B2 (en) | Apparatus and method for detecting piping alignment using image information and laser sensor | |
| US5619587A (en) | System and method for contactlessly gauging the thickness of a contoured object, such as a vehicle wheel | |
| CN206609394U (en) | A kind of workpiece size on-line detecting system | |
| CN106313074B (en) | A kind of vision guide robot automatic thread detecting system | |
| CN107234615B (en) | Workpiece placement system, workpiece placement device and workpiece placement control method | |
| EP1607194A2 (en) | Robot system comprising a plurality of robots provided with means for calibrating their relative position | |
| JP2003326486A (en) | Work positioning device | |
| CN108554845A (en) | A kind of device of on-line checking wheel hub blank deformation | |
| CN104236465A (en) | Machine for detecting tightening degree and center height of screw | |
| JP2018094648A (en) | Control device, robot, and robot system | |
| KR102261173B1 (en) | A apparatus and method for inspecting surface defect of screw type cutting processed goods | |
| CN211060881U (en) | Three-dimensional detection system of work piece | |
| CN113390345A (en) | Precision device dimension measuring equipment and measuring method based on machine vision | |
| CN109682302A (en) | A kind of axial workpiece high-precision full-automatic measuring device | |
| CN210375013U (en) | Spare part external diameter dimension on-line monitoring device | |
| CN108941948B (en) | Double-station composite welding equipment and method | |
| CN105526866B (en) | A kind of Workpiece size detecting device and detection method | |
| CN111521618B (en) | Rapid bearing defect detection device for industrial robot and detection method thereof | |
| US5293687A (en) | Wheel manufacturing method | |
| CN110285767A (en) | A kind of components outer diameter on-Line Monitor Device | |
| CN206230527U (en) | A kind of vision guide robot automatic thread detecting system | |
| CN109174679A (en) | Automatic laser height detection apparatus and its working method | |
| CN109654993B (en) | Motor terminal form and position tolerance detection device and method | |
| Wang et al. | Development and evaluation of non-contact automatic tool setting method for grinding internal screw threads |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |