CN218917229U - CNC part defect detection system mechanical structure - Google Patents
CNC part defect detection system mechanical structure Download PDFInfo
- Publication number
- CN218917229U CN218917229U CN202122076698.3U CN202122076698U CN218917229U CN 218917229 U CN218917229 U CN 218917229U CN 202122076698 U CN202122076698 U CN 202122076698U CN 218917229 U CN218917229 U CN 218917229U
- Authority
- CN
- China
- Prior art keywords
- plate
- detection
- part defect
- detection unit
- cnc part
- 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
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The utility model relates to CNC part detection technology, in particular to a mechanical structure of a CNC part defect detection system, which aims to solve the problems of low transmission manual contact type detection efficiency, expensive precise detection instrument and poor anti-interference capability; the device comprises a frame, wherein a light shielding plate is arranged on the frame and comprises a front plate, a rear plate, a top plate and side plates, a detection unit is arranged below the top plate, and a transmission structure for controlling the front plate and the rear plate to move up and down is arranged above the top plate; the device combines with the traditional part conveyor belt, so that workpieces and storage boxes on the conveyor belt pass through from the lower part of the detection unit, the detection unit can carry out relevant detection operation, in a closed environment formed by the light shielding plates, the detection unit is installed through the detection unit matching holes, the actual model of the detected parts is reconstructed according to the binocular vision principle, the actual model is compared with the preset model, defects or surface impurities are found, and the like, and therefore the rapid and continuous detection function is realized.
Description
Technical Field
The utility model relates to CNC part detection technology, in particular to a mechanical structure of a CNC part defect detection system.
Background
With the development of China's manufacture 2025', the domestic manufacturing technology is vigorously developed, and higher requirements are also put on the detection technology. The size detection mode of the driven manual contact type part is slow in speed, low in precision and poor in flexibility, and cannot meet the current detection requirements. Meanwhile, the existing instrument capable of performing precise detection in advance is high in price and poor in anti-interference capability.
The visual recognition system is a unified visual symbology employing a system. Visual recognition is a static identification symbol materialized and visual transmission form, and has the advantages of most projects, the widest level and more direct effect. The detection technology based on machine vision also has the characteristics of rapidness, accuracy, strong flexibility, low cost and the like. A set of CNC part defect detection system can be designed by means of a machine vision technology so as to improve detection precision and speed.
Disclosure of Invention
Based on the expression, the utility model provides a mechanical structure of a CNC part defect detection system based on machine vision, so as to solve the problems of low transmission manual contact detection efficiency, expensive precise detection instrument and poor anti-interference capability.
The technical scheme for solving the technical problems is as follows:
the utility model provides a CNC part defect detection system mechanical structure, includes the frame, be equipped with the light screen in the frame, the light screen includes front bezel, back plate, roof and curb plate, the roof below is provided with detecting element, the roof top is equipped with the transmission structure that control front bezel, back plate reciprocated.
On the basis of the technical scheme, the utility model can be improved as follows.
Further, the detection unit comprises a mounting plate arranged on the bottom surface of the top plate, and a light source panel and an industrial camera arranged on the mounting plate.
Further, the industrial cameras are provided with 2 cameras and are respectively positioned at two sides of the light source panel.
Further, the top plate is provided with a detection unit matching hole, and the mounting plate is provided with a mounting hole matched with the detection unit matching hole.
Furthermore, the front plate and the rear plate are formed by attaching a support panel and a shading panel.
Further, the support panel is a PC board with the thickness of 1.5mm, and the shading panel is a PC board with the thickness of 0.2 mm.
Further, the transmission structure comprises a gear motor, a pulley block and a driving line.
Further, the lifting height of the front plate and the rear plate is 430mm, and the moving speed of the driving line is 226mm/s.
Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:
the mechanical structure is combined with the traditional part conveyor belt, so that workpieces and storage boxes on the conveyor belt pass through the lower part of the detection unit, and the detection unit can perform relevant detection operation. And the front plate and the rear plate which are controlled to rise and fall through the top plate, the side plates and the transmission structure are combined with each other to form a closed environment, so that the interference of an external light source on a detection result is avoided. In the airtight environment formed by the light shielding plate, the detection unit is matched with the detection unit installed in the hole, the actual model of the detection part is rebuilt according to the binocular vision principle, and compared with the preset model, defects or surface impurities and the like are found, so that the rapid and continuous detection function is realized.
Drawings
FIG. 1 is a schematic diagram of a structure provided in an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a detecting unit according to an embodiment of the present utility model;
in the drawings, the list of components represented by the various numbers is as follows:
1. a frame; 2. a front plate; 3. a rear plate; 4. a top plate; 5. a side plate; 6. pulley block; 7. a mounting plate; 8. a light source panel; 9. an industrial camera; 10. a detection unit matching hole; 11. a mounting hole; 12. a support panel; 13. a shading panel.
Detailed Description
In order to facilitate an understanding of the present application, a more complete description of the present application will now be provided with reference to the relevant figures. Examples of the present application are given in the accompanying drawings. This application may, however, be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.
The CNC part defect detection system mechanical structure as shown in figures 1 and 2 comprises a frame 1, wherein a light shielding plate is arranged on the frame 1 and comprises a front plate 2, a rear plate 3, a top plate 4 and a side plate 5, the light shielding plate seals the interference of external light sources on each surface of the frame 1, a detection unit is arranged below the top plate 4 in a fitting mode, the device is combined with a part conveying belt, the frame 1 spans above the conveying belt, the conveying belt passes through the directions of the front plate 2 and the rear plate 3, and the detection unit sequentially detects parts on the conveying belt.
Specifically, the detection unit includes a mounting board 7, a light source panel 8 fixedly mounted on the mounting board 7, and an industrial camera 9. The industrial camera 9 directly shoots the CNC parts or the surface of the storage box, so that whether obvious spot color difference exists or whether impurities are attached or not is directly found, and screening is performed. Correspondingly, the top plate 4 is provided with a detection unit matching hole 10, the mounting plate 7 is provided with a mounting hole 11 matched with the detection unit matching hole 10, and the fixing mode is preferably a detachable fixing mode, such as bolting, pinning and locking connection.
The industrial cameras 9 are provided with 2 cameras and are respectively positioned at two sides of the light source panel 8, a binocular vision system is formed by utilizing the principle of binocular vision, CNC parts or storage boxes are shot from two angles, part partial images are extracted after being processed by a vision algorithm, the three-dimensional model structure of the part partial images is reversely deduced, and the three-dimensional model structure is compared with a part model which is imported in advance according to the three-dimensional model structure, so that whether defects exist or not and the positions of the defects are found.
A transmission structure for controlling the front plate 2 and the rear plate 3 to move up and down is arranged above the top plate 4, and comprises a gear motor, a pulley block 6 and a driving line. The gear motor is fixedly arranged above the top plate 4 (not shown in the figure), the front plate 2 and the rear plate 3 are driven to ascend and descend through the driving wire winding pulley block 6, and the pulley block 6 is used for synchronizing the ascending and descending of the front plate 2 and the rear plate 3.
When the machined parts and the storage box are ready to enter or exit the device along with the conveyor belt, the gear motor rotates positively, and the front plate 2 is driven to ascend in a line driving mode so as to avoid interference with the machined parts or the storage box; when the machined part and the storage box completely enter or exit the device, the gear motor rotates reversely, and the light shielding plate descends to the lowest point under the action of dead weight, so that sealing is completed.
Specifically, the front plate 2 and the rear plate 3 are formed by attaching a support panel 12 and a shading panel 13, the shading panel 13 covers the whole front end face or the rear end face of the frame 1, and the area of the support panel 12 is smaller than that of the shading panel 13.
The frame 1 is built by adopting 20 x 20 European section bars. The traditional part production line can directly pass through the middle part, so that the modification cost is reduced.
The support panel 12 adopts a PC board with the thickness of 1.5mm, and the shading panel 13 adopts a PC board with the thickness of 0.2mm, so that the front board 2 or the rear board 3 has good shading effect and the weight of the front board or the rear board can be controlled within 150 g. The gear motor adopts a GA12-N20 gear motor driven by 12V, the rated rotation speed is 240RPM, the rated torque is 0.6KG cm, the rated current is 0.09A, the radius of the motor winding shaft is 9mm, the rated driving force on the rope is 0.667Kg, which is far greater than the maximum total weight of the front plate 2 and the rear plate 3 by 300g.
The lifting height of the front plate 2 and the rear plate 3 is 430mm, the movement speed of the driving line is 226mm/s, and the front plate 2 and the rear plate 3 can be lifted within 2s so as to meet the efficiency requirement of assembly line detection.
The device is combined with the traditional part conveyor belt, so that workpieces and storage boxes on the conveyor belt pass through the lower part of the detection unit, and the detection unit can carry out relevant detection operation. And the top plate 4, the side plate 5, the front plate 2 and the rear plate 3 which are controlled to be lifted through the transmission structure are combined with each other to form a closed environment, so that the interference of an external light source on a detection result is avoided. In the closed environment formed by the light shielding plate, the detection unit is matched with the detection unit installed in the hole 10, the actual model of the detection part is rebuilt according to the binocular vision principle, and compared with the preset model, defects or surface impurities and the like are found, so that the rapid and continuous detection function is realized.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (8)
1. The utility model provides a CNC part defect detection system mechanical structure, its characterized in that, includes the frame, be equipped with the light screen in the frame, the light screen includes front bezel, back plate, roof and curb plate, the roof below is provided with detecting element, the roof top is equipped with the transmission structure that control front bezel, back plate reciprocated.
2. The CNC part defect inspection system of claim 1, wherein the inspection unit comprises a mounting plate disposed on a bottom surface of the top plate, a light source panel disposed on the mounting plate, and an industrial camera.
3. The CNC part defect inspection system mechanical structure of claim 2, wherein the industrial cameras are provided in 2 and are located on both sides of the light source panel, respectively.
4. The CNC part defect inspection system mechanical structure of claim 2, wherein the top plate is provided with inspection unit mating holes, and the mounting plate is provided with mounting holes for mating with the inspection unit mating holes.
5. The CNC part defect inspection system of claim 1, wherein the front and rear plates are each formed by a support panel and a shadow mask.
6. The CNC part defect inspection system of claim 5, wherein the support panel is a 1.5mm thick PC board and the mask panel is a 0.2mm thick PC board.
7. The CNC part defect inspection system mechanical structure of claim 1, wherein the transmission structure comprises a gear motor, a pulley block and a drive line.
8. The CNC part defect inspection system mechanical structure of claim 7, wherein the elevation height of the front and rear plates is 430mm and the movement speed of the driving wire is 226mm/s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122076698.3U CN218917229U (en) | 2021-08-30 | 2021-08-30 | CNC part defect detection system mechanical structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122076698.3U CN218917229U (en) | 2021-08-30 | 2021-08-30 | CNC part defect detection system mechanical structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218917229U true CN218917229U (en) | 2023-04-25 |
Family
ID=86017166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122076698.3U Active CN218917229U (en) | 2021-08-30 | 2021-08-30 | CNC part defect detection system mechanical structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218917229U (en) |
-
2021
- 2021-08-30 CN CN202122076698.3U patent/CN218917229U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201567183U (en) | Linear reciprocating type lifting device | |
| CN101811649A (en) | Automatic reciprocating type lifting gear | |
| CN205582383U (en) | Electronic information sign that suitability is strong | |
| CN216819897U (en) | Cell-phone center outward appearance detection mechanism | |
| CN218917229U (en) | CNC part defect detection system mechanical structure | |
| CN201936907U (en) | Photovoltaic module framing machine with function of side frame shaping | |
| CN220251064U (en) | Movable vision detection mechanism | |
| CN211488638U (en) | Full-automatic PCBA letter sorting equipment | |
| CN111896552A (en) | Novel notebook shell defect detection equipment | |
| CN213301631U (en) | Image sensor test equipment | |
| CN113418099B (en) | Automatic display screen splicing support and splicing method | |
| CN115672775A (en) | Part detecting and sorting robot | |
| CN114088724A (en) | Display screen edge defect detection device | |
| CN208736364U (en) | A kind of vision Kato detection machine | |
| CN105526915B (en) | Visual stereoscopic detects module | |
| CN206725415U (en) | A kind of general monitor station of collector | |
| CN217901574U (en) | Plane rotation detection table for small-sized product | |
| CN220380479U (en) | Flatness detection device | |
| CN218208680U (en) | Visual rotating holder mechanism | |
| CN213446088U (en) | Lifting driving device | |
| CN220879617U (en) | Visual conveying training module | |
| CN220671304U (en) | Container surface damage detection device based on machine vision | |
| CN220419175U (en) | Balance car handle outward appearance visual detection mechanism | |
| CN221145826U (en) | Become electricity distribution room inspection device | |
| CN117182530B (en) | Spare part assembly device of domestic intelligent robot |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |