CN215444759U - Rotary damping device - Google Patents

Abstract

A rotational damping device. The rotary damping device comprises a fixed shell, a damping rotating shaft and a compression spring; the damping rotating shaft comprises a tail end used for being connected with a rotating device rotating shaft and a head end used for being connected in a buckling mode, three buckling parts extend out of the outer wall of the head end of the damping rotating shaft, the head end of each buckling part is a hook body with an inclined plane, the center of the head end of the damping rotating shaft is a center pillar, and a cavity is formed between the center pillar and the outer wall of the head end of the damping rotating shaft; the upper and lower end shaping of set casing has the screw, the centre of set casing is rotated and is provided with the shaft cover, the shaping has the three lock joint hole that suits with damping pivot lock joint portion on the shaft cover and reaches the center pillar hole that suits with damping pivot center pillar, the three lock joint portion of damping pivot is in the three lock joint hole of shaft cover respectively lock joint, and the center pillar inlays in the center pillar hole. This rotational damping device adds the damping pivot on current rotating equipment to rotational stability is good, the rotation precision is high.

Description

Rotary damping device

Technical Field

The utility model relates to rotating equipment, in particular to a rotating damping device which is good in rotating stability by additionally arranging a damping rotating shaft on the existing rotating equipment.

Background

The use of rotating equipment is common, when the existing rotating equipment is used in rotation, running or other motions, a range needs to be rotated within a tolerance allowed by design, namely a stable state needs to be kept during rotation, most of the rotating parts and the fixed parts of the existing rotating equipment are in hard connection and lack of elastic constraint, so that a larger free rotation amplitude exists during rotation, and the rotation precision is influenced.

Disclosure of Invention

The utility model aims to solve the technical problems and provides a rotary damping device which is provided with a damping rotating shaft on the existing rotary equipment, so that the rotary damping device is good in rotary stability and high in rotary precision.

In order to solve the above-mentioned prior art problems, the technical scheme of the utility model is as follows:

the utility model discloses a rotary damping device, which is used in rotary equipment, wherein the rotary equipment comprises a rotary module and a fixed module, and the rotary module is provided with a rotary shaft;

the rotating equipment is provided with a rotating damping device, and the rotating damping device comprises a fixed shell, a damping rotating shaft and a compression spring;

the damping rotating shaft comprises a tail end used for being connected with a rotating device rotating shaft and a head end used for being connected in a buckling mode, three buckling parts extend out of the outer wall of the head end of the damping rotating shaft, the head end of each buckling part is a hook body with an inclined plane, the center of the head end of the damping rotating shaft is a center pillar, and a cavity is formed between the center pillar and the outer wall of the head end of the damping rotating shaft;

the upper end and the lower end of the fixed shell are formed with screw holes, the fixed shell is connected to a fixed module of the rotating equipment through screw holes arranged at the upper end and the lower end, the fixed shell is positioned at the outer side of a rotating shaft of the rotating equipment, the middle of the fixed shell is rotatably provided with a shaft cover, the shaft cover is formed with three buckling holes corresponding to the buckling parts of the damping rotating shaft and a center post hole corresponding to a center post of the damping rotating shaft, the three buckling parts of the damping rotating shaft are respectively buckled in the three buckling holes of the shaft cover, and the center post is embedded in the center post hole,

the compression spring is arranged in the cavity at the head end of the damping rotating shaft and is sleeved on the central column, the tail end of the compression spring abuts against the bottom of the cavity of the damping rotating shaft, and the head end of the compression spring abuts against the rear side of the shaft cover of the fixed shell, so that the compression spring is arranged between the damping rotating shaft and the fixed shell in a compression mode;

the rotary shaft of the rotary module is provided with an embedding groove or an embedding hole for embedding the tail end of the damping rotary shaft, and the tail end of the damping rotary shaft is clamped in the embedding groove or the embedding hole.

During the use, locate the compression spring cover on the center pillar of damping pivot, then with the buckling part lock joint in the lock joint hole of set casing shaft cover of damping pivot, the center pillar inlays in the center pillar hole simultaneously, then locates the embedding groove of pivot or in the embedding hole with damping pivot tail end card, is fixed in the set casing simultaneously on the fixed module and is located the pivot outside, produces pressure through compression spring, makes the rotation module of rotating equipment when rotating, has damped effect.

Furthermore, the rotary damping device adjusts the damping force by adjusting the diameter of the spring wire.

The utility model relates to a rotary damping device, which has the following beneficial effects:

1. the rotary damping device is additionally provided with the damping rotating shaft on the existing rotary equipment, so that the rotary stability is good, and the rotary precision is high;

2. providing a good damping feeling in the internal rotating mechanism of the device;

3. the structure is simple, and the assembly is convenient;

4. the required damping can be adjusted by the wire diameter of the compression spring;

5. the damping structure has small volume and wide applicable equipment range.

Drawings

FIG. 1 is a disassembled view of a rotary device in a rotary damping device of the present invention;

FIG. 2 is a partial view of a rotary apparatus in a rotary damping device of the present invention;

fig. 3 is a perspective view of a damping shaft in a rotational damping device according to the present invention.

Detailed Description

The utility model is further illustrated by the following examples:

example (b):

referring to fig. 1 to 3, the present invention relates to a rotational damping device, which is used in a rotating apparatus, wherein the rotating apparatus includes a rotating module 1 and a fixed module 2, and the rotating module is provided with a rotating shaft 21;

the rotating equipment is provided with a rotating damping device, and the rotating damping device comprises a fixed shell 3, a damping rotating shaft 4 and a compression spring 5;

the damping rotating shaft 4 comprises a tail end 41 used for connecting a rotating device rotating shaft and a head end used for buckling connection, three buckling parts 42 extend out of the outer wall of the head end of the damping rotating shaft, the head end of each buckling part is a hook body with an inclined plane, a center column 43 is arranged at the center of the head end of the damping rotating shaft, and a cavity is formed between the center column and the outer wall of the head end of the damping rotating shaft;

the upper and lower ends of the fixing case 3 are formed with screw holes 31, the fixing case is connected to a fixing module of the rotating equipment by screw bolts provided at the upper and lower ends and is positioned outside a rotating shaft of the rotating equipment, a shaft cover is rotatably provided in the middle of the fixing case, the shaft cover is formed with three fastening holes 32 corresponding to fastening parts of the damping rotating shaft and a center pillar hole 33 corresponding to a center pillar of the damping rotating shaft, the three fastening parts of the damping rotating shaft are respectively fastened in the three fastening holes of the shaft cover, and the center pillar is embedded in the center pillar hole,

the compression spring 5 is arranged in the cavity at the head end of the damping rotating shaft and is sleeved on the central column, the tail end of the compression spring abuts against the bottom of the cavity of the damping rotating shaft, and the head end of the compression spring abuts against the rear side of the shaft cover of the fixed shell, so that the compression spring is arranged between the damping rotating shaft and the fixed shell in a compression manner;

the rotary shaft of the rotary module is provided with an embedding groove or an embedding hole for embedding the tail end of the damping rotary shaft, and the tail end of the damping rotary shaft is clamped in the embedding groove or the embedding hole.

During the use, locate the compression spring cover on the center pillar of damping pivot, then with the buckling part lock joint in the lock joint hole of set casing shaft cover of damping pivot, the center pillar inlays in the center pillar hole simultaneously, then locates the embedding groove of pivot or in the embedding hole with damping pivot tail end card, is fixed in the set casing simultaneously on the fixed module and is located the pivot outside, produces pressure through compression spring, makes the rotation module of rotating equipment when rotating, has damped effect.

Furthermore, the rotary damping device adjusts the damping force by adjusting the diameter of the spring wire.

The present invention has been described in detail, and it should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model.

Claims (2)

1. The utility model provides a rotation damping device, it is arranged in rotating equipment, rotating equipment includes rotation module, fixed module, rotation module is provided with the rotation axis, its characterized in that:

the rotating equipment is provided with a rotating damping device, and the rotating damping device comprises a fixed shell, a damping rotating shaft and a compression spring;

the damping rotating shaft comprises a tail end used for being connected with a rotating device rotating shaft and a head end used for being connected in a buckling mode, three buckling parts extend out of the outer wall of the head end of the damping rotating shaft, the head end of each buckling part is a hook body with an inclined plane, the center of the head end of the damping rotating shaft is a center pillar, and a cavity is formed between the center pillar and the outer wall of the head end of the damping rotating shaft;

the upper end and the lower end of the fixed shell are formed with screw holes, the fixed shell is connected to a fixed module of the rotating equipment through screw holes arranged at the upper end and the lower end, the fixed shell is positioned at the outer side of a rotating shaft of the rotating equipment, the middle of the fixed shell is rotatably provided with a shaft cover, the shaft cover is formed with three buckling holes corresponding to the buckling parts of the damping rotating shaft and a center post hole corresponding to a center post of the damping rotating shaft, the three buckling parts of the damping rotating shaft are respectively buckled in the three buckling holes of the shaft cover, and the center post is embedded in the center post hole,

the compression spring is arranged in the cavity at the head end of the damping rotating shaft and is sleeved on the central column, the tail end of the compression spring abuts against the bottom of the cavity of the damping rotating shaft, and the head end of the compression spring abuts against the rear side of the shaft cover of the fixed shell, so that the compression spring is arranged between the damping rotating shaft and the fixed shell in a compression mode;

the rotary shaft of the rotary module is provided with an embedding groove or an embedding hole for embedding the tail end of the damping rotary shaft, and the tail end of the damping rotary shaft is clamped in the embedding groove or the embedding hole.

2. The rotary damper device as claimed in claim 1, wherein the rotary damper device adjusts the magnitude of the damping force by adjusting the wire diameter of the spring.

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