阅读说明：本技术 一种旋盖头 (Rotary cover head ) 是由 陈建辉 张聪敏 黄龙强 宋俊杰 于 2019-10-12 设计创作，主要内容包括：本发明公开了一种旋盖头,其属于包装机械技术领域,包括主体组件,上部与旋盖臂的一端直接连接,且上部与相互接触的面的外轮廓相同,该上部呈圆台状；动力组件,一端与主体组件的下部连接,另一端与压盖件连接,用于带动压盖件旋转。通过主体组件与旋盖臂直接连接,使得旋盖臂与主体组件之间的间隙可以很小,使得灰尘杂质较难停留在该间隙内,利于无菌环境的建立。(the invention discloses a cap screwing head, which belongs to the technical field of packaging machinery and comprises a main body assembly, wherein the upper part of the main body assembly is directly connected with one end of a cap screwing arm, the outer contour of the upper part of the main body assembly is the same as that of the surfaces in mutual contact, and the upper part of the main body assembly is in a circular truncated cone shape; and one end of the power component is connected with the lower part of the main body component, and the other end of the power component is connected with the gland piece and is used for driving the gland piece to rotate. Through main part subassembly and spiral cover arm lug connection for the clearance between spiral cover arm and the main part subassembly can be very little, makes dust impurity difficult stop in this clearance, does benefit to sterile environment's establishment.)

1. A screw-cap head, comprising:

The upper part of the main body component (1) is directly connected with one end of the rotary cover arm (2), the outer contour of the upper part is the same as that of the surfaces in contact with each other, and the upper part is in a circular truncated cone shape;

And one end of the power component (3) is connected with the lower part of the main body component (1), and the other end of the power component is connected with the pressing cover component (4) and is used for driving the pressing cover component (4) to rotate.

2. the capping head according to claim 1 wherein the body assembly (1) comprises a connected capping body (11) and a dial (12);

One end of the screw cap main body (11) is provided with a groove, one end of the screw cap main body (11) is in a circular truncated cone shape, and the screw cap main body (11) is in threaded connection with one end of the screw cap arm (2) through the groove;

The other end of the screw cap main body (11) is in a hollow cylindrical shape and is connected with the dial (12).

3. The capping head according to claim 2 wherein the outer surface of the capping body (11) is polished and provided with a clamping groove (111).

4. The screw-cap head according to claim 2 or 3,

a first sealing ring (5) is arranged at the joint of the spiral cover main body (11) and the spiral cover arm (2), and the first sealing ring (5) is used for sealing a gap between the spiral cover main body (11) and the spiral cover arm (2);

The spiral cover main part (11) with the junction of calibrated scale (12) is equipped with second sealing washer (6), second sealing washer (6) are used for sealing spiral cover main part (11) with clearance between calibrated scale (12).

5. The screw-cap head according to claim 2, characterized in that the power assembly (3) comprises a rotating shaft (31) located inside the body assembly (1), a mounting ring (32) connected at one end to the dial (12), a first magnet (33) fixed to the rotating shaft (31), and a second magnet (34) fixed to the mounting ring (32), the other end of the mounting ring (32) being connected to the gland member (4).

6. The screw-cap head according to claim 5, characterized in that the connection of the dial (12) and the mounting ring (32) is provided with a third sealing ring (7), the third sealing ring (7) being used for sealing the gap between the dial (12) and the mounting ring (32).

7. the screw-cap head according to claim 6, characterized in that one end of the third sealing ring (7) is fixed to the dial (12) and the other end of the third sealing ring (7) is fixed to the mounting ring (32), the third sealing ring (7) being variable in length in a first direction, the first direction being the direction in which one end of the third sealing ring (7) points towards the other end of the third sealing ring (7).

8. the screw-cap head according to any one of claims 5 to 7, wherein said power assembly (3) further comprises a first magnet seat (35) fixed to said rotating shaft (31) and a second magnet seat (36) fixed to said mounting ring (32), said first magnet (33) being located in said first magnet seat (35) and said second magnet (34) being located in said second magnet seat (36).

9. The screw-cap head according to claim 8, characterized in that said mounting ring (32) is provided with a knob in the form of a shuttle, by means of which the distance between said first magnet seat (35) and said second magnet seat (36) can be adjusted.

10. The screw-cap head according to claim 5, characterized in that the joint of the mounting ring (32) and the cap member (4) is provided with a rotary sealing ring (8), the rotary sealing ring (8) being used for sealing the gap between the mounting ring (32) and the cap member (4).