Home › Forums › Quality Inspection › What factors are involved in using dimensional measuring equipment
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July 8, 2022 at 8:41 am #2007learn cncParticipant
When it comes to the tools and equipment for dimensional inspection, what factors are involved in using dimensional measuring equipment?
July 8, 2022 at 8:51 am #2009max greenModeratorThe first and most important thing is the sensor type. The principle that the thing being measured cannot be altered in any way by the process of measuring is considered to be one of the most important aspects of dimensional inspection. This is the principal purpose that metrology seeks to fulfill.
When integrating dimensional inspection equipment, choosing the appropriate sensor to use is one of the most important considerations that must be made. For instance, touch sensors, noncontact sensors, or a combination of the two types may be used to measure the object. Alternatively, a combination of both types may also be utilized. Give thoughtful responses to the following key inquiries concerning the nature of the object in order to narrow the range of possibilities:
What exactly is the elasticity of the thing? Measuring stiff things typically requires the utilization of a touch probe, a laser, or a camera sensor.Is there a reflecting quality to the thing’s surface? There are many different kinds of laser sensors, and the majority of them are not designed to be used on reflective surfaces. This is because light scattering can cause the measurement results to be erroneous or even useless.
What exactly is the tint of the object’s color? If the surface of the object is matte black, structured light scanners may have trouble analyzing it. It may be challenging to use vision equipment to get focus on an object made of transparent glass.
Is it possible to put one’s hand on the object in question? In order to accurately measure elastomers and other soft materials, non-contact sensors that do not exert any pressure on the material’s surface and do not distort its shape are typically required.
Is it a relatively insignificant thing? The resolution of each sensor is different from one another. A more sensitive sensor or new piece of equipment might be required because of something relatively little.
Is there any geometry that’s been concealed within the object? It is possible that the measuring of these surfaces will require the utilization of specialized machinery such as that which computed tomography or which successively slices the item in order to look through it.
July 8, 2022 at 8:54 am #2010Amelia dooParticipantThere are lots of factors to consider when using dimensional measuring equipment.
– Tolerance Requirements: It is equally as important to ensure that you understand and are able to meet your tolerance requirements as it is to select the appropriate kind of sensor to make use of. Tolerance is a term that is used in dimensional measurement, and it refers to the amount of permitted departure from the desired result. Tolerance is a term that is used in dimensional measurement. On the other hand, a part that is utilized in a toy might have a tolerance that is more in the range of millimeters. This is something that could be present. It will be much simpler for you to choose the suitable kind of dimensional inspection equipment if you have a solid understanding of the required tolerance levels. Take into consideration the difference between using a ruler to measure something and using calipers to perform the same thing. When using calipers, it is possible to achieve a substantially higher degree of accuracy and precision than would otherwise be possible. Take into consideration the disparity in accuracy and precision that can be attained when measuring using calipers as opposed to an indicating micrometer at this point. If your tolerance level is not quite as rigorous as it would be for an indicating micrometer to reach the highest level of accuracy and precision that can be achieved, calipers are an excellent alternative to consider to obtain the highest level of accuracy and precision that can be obtained.
– Portability: This is a question that most of the time has a simple solution; however, it does narrow the type of equipment that you will need to buy. Will the measurements be done at a fixed location where they may be taken with the equipment staying in one place, or will they be taken out in the field themselves? The choice will nearly always be clear and easy, and it will be based on considerations such as the component’s weight, size, and how fragile it is. Prior to making a purchase, if you are unsure about how you will use the equipment in the future, considerable consideration should be given to how you will use it. Despite the fact that it may be tempting to purchase portable equipment in order to have more freedom, it is possible that you will be giving up other advantages that you could acquire with stationary equipment if portability is not something that you actually want. These advantages can be obtained with stationary equipment. For instance, the precision of a coordinate measuring machine (CMM) that is permanently mounted will be superior to the accuracy of a CMM articulating arm that can be moved about.
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