Metalworking experience: design of the sub-organization

In machining, many products are symmetrically distributed. In order to efficiently and accurately process the symmetrical ends, it is often necessary to do a halving mechanism to automatically align it to provide reliability for the quality and stability of the product.

1. The composition of the sub-institution

The halving mechanism consists of an adjusting bolt 1, a slider 2, a floating positioning block 3 and a workpiece 4, as shown in the drawing.

对分机构结构图

2. Positioning device

Adjusting bolt 1 rotation 1. Adjusting bolt 2. Slider 3. Floating positioning block 4. The workpiece rotates to drive the slider 2 to move, so that the floating positioning block 3 moves laterally to both ends at the same time, and naturally contacts with the opening in the workpiece 4. Play a role in the division. Positioning such that the position of the support point is automatically adjusted according to the position of the workpiece positioning base surface, and controlling one degree of freedom, if one such floating device is added, two degrees of freedom can be controlled, thereby improving the clamping of the workpiece. Stiffness and stability. Such a device can often eliminate the defects of the workpiece itself, and can directly align, greatly improving the processing efficiency.

3. The production and use of the fixture

When the set of jigs is made, attention should be paid to the symmetry of the slider 2 and the floating positioning block 3. The structure is simple, the manufacture is convenient, the cost is low, and the effect is good after actual use.

Brass Nut

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