Anchor clamps of nursing worker spare machined surface are protected to clamp force adjustable

The utility model belongs to the technical field of anchor clamps, especially, relate to an anchor clamps of nursing worker spare machined surface are protected to clamp force adjustable, it includesfirst screw rod, hold -down mechanism, moving mechanism, first nut head, and wherein first screw rod one end terminal surface fixed mounting is on first nut head end face, two moving mechanism all install on first screw rod, and the axis of two first screw rods in moving mechanism edge distributes, two moving mechanism symmetric distributions are on first screw rod, 3 the even distribution of individual hold -down mechanism circumference is in the outside of first screw rod, and 3 hold -down mechanism all are connected with two moving mechanism, the utility model provides an anchor clamps havethe area that increases anchor clamps and press the work piece to press to make under the unchangeable circumstances of anchor clamps packing force, it increases anchor clamps and presss from both sides the purpose of tightly