CN218953963U

CN218953963U - Gear shaft with damping test

Info

Publication number: CN218953963U
Application number: CN202223456469.5U
Authority: CN
Inventors: 徐丽娜; 裴金华
Original assignee: Beijing Jinyi Shengze Environmental Protection Technology Co ltd
Current assignee: Beijing Jinyi Shengze Environmental Protection Technology Co ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-05-02
Anticipated expiration: 2032-12-23

Abstract

The utility model relates to the technical field of gear shafts, and discloses a gear shaft with damping test, which comprises: a connecting column; the damping shaft body is arranged on the outer wall of the connecting column; the rotating shaft is arranged on the outer wall of the damping shaft body; the movable connecting mechanism is arranged at the top of the damping shaft body and is mutually attached to the rotating shaft; damping shaft body includes: six extrusion plates are respectively and movably connected to the outer wall of the connecting column; the rectangular grooves are formed in the top of the extrusion plate respectively; the damping spring plates are six, one ends of the damping spring plates are fixedly connected to the bottom of the inner wall of the rectangular groove respectively, and the other ends of the damping spring plates are fixedly connected with shaft shells. This gear shaft with damping test, through the joint between fastener and the damping axis body, and mutually support with swing joint mechanism, improved the convenience that the gear shaft was changed, make the change of the gear shaft body more convenient, and can carry out the damping test through damping spring plate.

Description

Gear shaft with damping test

Technical Field

The utility model relates to the technical field of gear shafts, in particular to a gear shaft with damping test.

Background

Gear shafts refer to mechanical parts that support and revolve with rotating parts to transmit motion, torque, or bending moment. Typically in the form of a metal round rod, the segments may have different diameters.

According to the Chinese patent "gear shaft", and the publication number is: "CN212203038U", this patent includes the main shaft body, and integrated into one piece has gear portion on the main shaft body, and gear portion axial one end colludes to have the shoulder, and shoulder axial one end face is annular spacing terminal surface, and shoulder axial another terminal surface is connected with gear portion's rack is integrative, shoulder axial one end face of connecting rack be the convex arc face, and the maximum diameter of the convex arc face of shoulder equals with gear portion's external diameter. The stress point can be effectively eliminated, and the device has the advantages of compact structure and reliable strength.

However, in actual use, the gear shaft is basically formed as a main body, and if damaged or required to be maintained, the gear shaft needs to be replaced integrally, resulting in a great deal of waste. There is a need for a gear shaft with damping test.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a gear shaft with a damping test.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: a gear shaft with damping test, comprising:

a connecting column;

the damping shaft body is arranged on the outer wall of the connecting column;

the rotating shaft is arranged on the outer wall of the damping shaft body;

the movable connecting mechanism is arranged at the top of the damping shaft body and is mutually attached to the rotating shaft;

damping shaft body includes:

six extrusion plates are respectively and movably connected to the outer wall of the connecting column;

the rectangular grooves are formed in the top of the extrusion plate respectively;

the damping spring plates are six, one ends of the damping spring plates are fixedly connected to the bottom of the inner wall of the rectangular groove respectively, and the other ends of the damping spring plates are fixedly connected with the shaft housing;

a plurality of limit grooves are respectively formed in the outer wall of the shaft housing;

six screw thread grooves are respectively formed in the top of the shaft housing.

Preferably, the movable connection mechanism comprises:

the connecting ring is movably connected to the top of the shaft housing;

six limit lugs are respectively and fixedly connected to the outer wall of the connecting ring;

six threaded holes are respectively formed in the top of the limiting lug;

the threaded rods are six and are respectively in threaded connection with the threaded holes. Through setting up swing joint mechanism conveniently through screw hole and threaded rod threaded connection to the inside of screw groove to make damping axis body and swing joint mechanism interconnect.

Preferably, the diameters of the thread groove, the threaded hole and the threaded rod are mutually matched and are mutually correspondingly arranged. Through setting up thread groove, screw hole and the threaded rod of bore size looks adaptation make swing joint mechanism and damping axis body carry out threaded connection, be difficult for droing when making pivot joint to damping axis body outer wall.

Preferably, the inner wall of the rotating shaft is provided with a fastening piece, and the fastening piece is respectively attached to the inner walls of the limiting grooves. The buckling piece is arranged to be conveniently clamped into the limiting groove, so that the rotating shaft is clamped to the damping shaft body.

Preferably, the contact surface of the extrusion plate and the connecting column is a curved surface matched with the outer wall of the connecting column, and the leather sheath is fixedly sleeved. The extrusion plate with the curved surface is convenient to attach to the connecting column, and is not easy to twist.

Preferably, the outer wall of the rotating shaft is provided with a plurality of tooth grooves. The tooth grooves are arranged to facilitate the clamping connection of the gears.

(III) beneficial effects

Compared with the prior art, the utility model provides the gear shaft with damping test, which has the following beneficial effects:

1. this gear shaft with damping test, through the joint between fastener and the damping axis body, and mutually support with swing joint mechanism, improved the convenience that the gear shaft was changed, make the change of the gear shaft body more convenient, and can carry out the damping test through damping spring plate.

2. This gear shaft with damping test, through the corresponding setting of threaded rod and screw hole in swing joint mechanism and damping shaft body in the screw groove, fix it and make whole stability improve to make the shaft body can stably drive the ring gear and rotate.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a perspective view A of the present utility model;

FIG. 2 is a perspective view B of the present utility model;

FIG. 3 is a perspective view of a damping shaft of the present utility model;

fig. 4 is a perspective view of the articulating mechanism of the present utility model.

In the figure: 1. a connecting column; 2. damping shaft body; 3. a rotating shaft; 4. a movable connecting mechanism; 5. a fastening piece; 6. tooth slots; 201. an extrusion plate; 202. damping spring plates; 203. a shaft housing; 204. a limit groove; 205. a thread groove; 401. a connecting ring; 402. a limit bump; 403. a threaded hole; 404. a threaded rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

As shown in fig. 1-4, the present utility model provides a gear shaft with a damping test, comprising: a connecting column 1; the damping shaft body 2 is arranged on the outer wall of the connecting column 1; the rotating shaft 3 is arranged on the outer wall of the damping shaft body 2; the movable connecting mechanism 4 is arranged at the top of the damping shaft body 2 and is mutually attached to the rotating shaft 3; damping shaft body 2 includes: six squeeze plates 201 are respectively and movably connected to the outer wall of the connecting column 1; the rectangular grooves are respectively formed in the top of the extrusion plate 201; six damping spring plates 202, one end of each of which is fixedly connected to the bottom of the inner wall of the rectangular groove, and the other end of each of which is fixedly connected to a shaft housing 203; a plurality of limiting grooves 204 respectively arranged on the outer wall of the shaft housing 203; six screw grooves 205 are formed in the top of the shaft housing 203. The inner wall of the rotating shaft 3 is provided with a buckling piece 5 which is respectively attached to the inner walls of the limiting grooves 204. The buckling piece 5 is arranged to be conveniently clamped into the limiting groove 204, so that the rotating shaft 3 is clamped to the damping shaft body 2. The contact surface of the extrusion plate 201 and the connecting column 1 is a curved surface matched with the outer wall of the connecting column 1, and is fixedly sleeved with a leather sheath. The extrusion plate 201 with the curved surface is convenient to attach to the connecting column 1, and is not easy to twist. A plurality of tooth grooves 6 are formed in the outer wall of the rotating shaft 3. The tooth grooves 6 are arranged to facilitate the clamping connection of the gears.

In this embodiment, through the joint between fastener 5 and damping shaft body 2, and mutually support with swing joint mechanism 4, improved the convenience that the gear shaft was changed, make the change of gear shaft body more convenient, and can carry out the damping test through damping spring plate 202.

Example 2

As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: the movable connection mechanism 4 comprises: a connecting ring 401 movably connected to the top of the shaft housing 203; six limit projections 402 are respectively and fixedly connected to the outer wall of the connecting ring 401; six screw holes 403 are respectively formed at the top of the limit bump 402; six threaded rods 404 are respectively screwed into the threaded holes 403. The movable connecting mechanism 4 is conveniently connected to the inside of the thread groove 205 through the thread holes 403 and the threaded rods 404 in a threaded manner, so that the damping shaft body 2 and the movable connecting mechanism 4 are connected with each other. The diameters of the thread groove 205, the thread hole 403 and the threaded rod 404 are matched with each other, and are correspondingly set. Through setting up thread groove 205, screw hole 403 and threaded rod 404 that bore size looks adaptation make swing joint mechanism 4 and damping shaft body 2 carry out threaded connection, be difficult for droing when making pivot 3 joint to damping shaft body 2 outer wall.

In this embodiment, the threaded rod 404 and the threaded hole 403 in the movable connection mechanism 4 are correspondingly arranged with the threaded groove 205 in the damping shaft body 2, so that the overall stability is improved, and the shaft body can stably drive the toothed ring to rotate.

The working principle of the gear shaft with the damping test is specifically described below.

As shown in fig. 1-4, when in use, firstly, the fastening piece 5 and the fastening piece are fastened in the limiting groove 204, then the fastening piece 5 is rotated to ensure that the seam of the fastening piece 5 and the limiting groove 204 are fastened together, then the connecting column 1 is inserted into the shaft housing 203, the curved surface of the extruding plate 201 is used for setting the outer wall of the connecting column 1 to be mutually attached, then the connecting ring 401 in the fastening movable connecting mechanism 4 enables the positions of the threaded hole 403 and the threaded groove 205 to be mutually corresponding to enable the positions of the threaded hole 403 and the threaded groove 205 to be positioned, and then the threaded rod 404 is screwed into the threaded hole 403 and the threaded groove 205.

Claims

1. A gear shaft with damping test, comprising:

a connecting column (1);

the damping shaft body (2) is arranged on the outer wall of the connecting column (1);

the rotating shaft (3) is arranged on the outer wall of the damping shaft body (2);

the movable connecting mechanism (4) is arranged at the top of the damping shaft body (2) and is mutually attached to the rotating shaft (3);

damping shaft body (2), including:

six squeeze plates (201) are respectively and movably connected to the outer wall of the connecting column (1);

the rectangular grooves are formed in the top of the extrusion plate (201) respectively;

damping spring plates (202) are six, one ends of the damping spring plates are fixedly connected to the bottom of the inner wall of the rectangular groove respectively, and the other ends of the damping spring plates are fixedly connected with a shaft housing (203);

a plurality of limit grooves (204) which are respectively arranged on the outer wall of the shaft housing (203);

six screw grooves (205) are respectively formed in the top of the shaft housing (203).

2. A gear shaft with damping test according to claim 1, wherein: the movable connection mechanism (4) comprises:

a connecting ring (401) movably connected to the top of the shaft housing (203);

six limit lugs (402) are respectively fixedly connected to the outer wall of the connecting ring (401);

six threaded holes (403) are respectively formed in the top of the limiting lug (402);

six threaded rods (404) are respectively in threaded connection with the threaded holes (403).

3. A gear shaft with damping test according to claim 2, characterized in that: the diameters of the thread groove (205), the threaded hole (403) and the threaded rod (404) are mutually matched and are mutually correspondingly arranged.

4. A gear shaft with damping test according to claim 3, wherein: the inner wall of the rotating shaft (3) is provided with a buckling piece (5) which is respectively attached to the inner walls of the limiting grooves (204).

5. A gear shaft with damping test according to claim 1, wherein: the contact surface of the extrusion plate (201) and the connecting column (1) is a curved surface matched with the outer wall of the connecting column (1), and a leather sheath is fixedly sleeved.

6. A gear shaft with damping test according to claim 4, wherein: the outer wall of the rotating shaft (3) is provided with a plurality of tooth grooves (6).