Shenzhen kingco precision modeling co.,ltd|Prototyping|CNC machining|low volume manufacturing|Rapid prototyping|3D printing
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Kingcosz > Solutions > Quality Control > Quality principle&quality control Details

At shenzhen kingco, we implement strict process quality control to assure we are building market-testing prototypes and production parts with the material you need and the surface finishs that you want. Assisted with up to late equipment and test technology, we check the measurement of half finished parts and final products. What we insist is not to judge prototype quality just subjectively.

Quality is the foundation of enterprise development,shenzhen kingco precision modeling co.,ltd has passed the audit of ISO9001 quality system.

The quality principle we insist is:

We perfect quality to exceed customers’expectation;

We innovate technology consistently to lead the industry;

We implement pragmatic and efficient management to construct harmonious enterprise.





●  2D measuring projector


We use 2D measuring projector to measure angles and dimensions of parts and prototypes, the machine contains high definition ccd(charged coupled device),which combines multipole varifocus lens, capable of continuously zooming 18x-120x times,meanwhile it has the function to analize distance between points,lines,circles and angles as well as coordinate transformation function. The software designed possesses automatic edge searching function,which will do visual analysis to 2d coordinate measurement,enhance the accuracy and reduce the personal error. 

There are two main functions of 2D measuring projector,first of all,it is used to measure germetric tolerance such as positional tolerance, concentricity, straightness accuracy and roundness tolerance,on the other hand, it is applied for measuring tool carlibration too.



Take metal mesh that’s bedding inside the speaker for example, as is showed in the picture,the metal mesh has holes as small as pinhole, which is impossible to be measured by caliper,and you can hardly figure out the hole shape by visual inspection.Nevertheless, with the help of 2D measuring projector during production or final inspection, we will be capable to zoom the projection and check diameter of every hole or distance between them clearly.There in the picture showing the results of measuring mesh holes,distance marked as D1 and D2,the tolerance is 0.001mm, while diameter of holes marked as H1 and H2,the tolerance is 0.0197mm.

We believe that high precision prototype makes better appearance and handfeeling, that’s why we use 2D measuring projector to zoom micro area and dimensions. 



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●  Micrometer


Micrometer caliper is one of the precision measuring tools,with accuracy up to 0.01mm.The work principle is related to spiral enlarge theory, when screw rotates one circle in the nut,it will go forward or retreat in one pitch’s distance along spin axis. As a result, it is possible to measure the micro distance moved in axis direction by number on the circumference. Usually we take micrometer to measure dimension and outer diameter of arc-shaped or irregularity parts.




●  Vernier caliper


Vernier caliper is the most normal measuring instrument in industry,which is implied to measure precision parts directly.It is consisted of a main scale and a movable scale that can slide along the main one.If divided by scale values,there are 0.1mm,0.05mm and 0.02mm three ways. The caliper is widely used to check length,inner diameter,outer dismeter and depth of parts.




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Shenzhen kingco precision modeling co.,ltd is one of the best prototyping factories based in the south of China, providing CNC machining and 3D printing/additive manufacturing,sheet metal fabrication as well as injection for low volume production, we are equiped with advanced machines and work with skilled engineers.If you are ready to start a project in low cost and good quality,please feel free to quote here.

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