How 3D Mechanical Drawings Impacted the Machinery Industry in the Past Few Decades
All machines that are in use today were once nothing but ideas conjured from the mind. These ideas first go through the process of visualization, which occurs in the form of a drawing/sketch before the actual machine fabrication takes place. It is no surprise that people often ask how engineers created machine designs before the arrival of CAD software?To get more news about mechanical cad drawings, you can visit shine news official website.
Well, the simple answer is that engineers created these machine designs by hand, and it is obvious that such a manual method was tedious and time-consuming. Today, 3D mechanical drawings dominate a large section of the machinery industry, and some may wonder how this came about.
Technical drawing burst forth as a discipline to visually communicate ideas in construction and engineering. With time, it advanced beyond simply sketching to the use of different specialized equipment.
As machines became more complex, so were their visualization requirements, which gave rise to the adoption of 3D mechanical drawings. 3D mechanical drawing solved several problems associated with machine designs, as it took into cognizance different perspectives and the complexities of modern machines. But manual 3D mechanical drawings were not easy to create since they generally involved a lot of 3D mechanical thinking, superb painting skills, and countless sketches to visualize every plane in different views.
Making a manual 3D mechanical drawing is riddled with a lot of challenges, some of which are:
Expertise: The more complex a machine is,the more expertise it requires to create a practical model. Sometimes, two or more designers are required to get the desired model.
Time: Some 3D mechanical drawing requires plenty of hours to achieve even a single section or perspective. Hence, an entire machine design may take days to weeks to complete.
Modification: What happens when there’s an error in your hand-made design? They have to be erased and re-drawn, and this takes additional hours, worse if the error transverses more than a single view. Even a small mistake requires painstaking efforts, let alone the constant revision requests.
Organizationand storage: Due to the clutter associated with manual designs, it is often stressful to organize and store these hand-made 3D mechanical designs.
Advancement in computing technology resulted in the creation of 3D modeling software packages. Since the launch of the first 3D program, SketchPad way back in 1969, 3D modeling programs have evolved to keep up with the diverse demands of the machinery industry and thereby replaced the use of manual 3D mechanical drawings.
As enthusiasts, one may be wondering how the use of 3D modeling software packages has impacted the machinery industry?
So let us provide some insights. Besides the fundamental 3D modeling capabilities these software packages offer, they also render extensive and detailed visualization options for viewing even the smallest details in machine designs.
Taking it a step further, 3D software programs contain pre-loaded data on numerous material properties, dimensions, tolerance, and manufacturing process specifics, which helps engineers efficiently create more practical and more accurate machine designs for real-life use.