CN216403390U

CN216403390U - Novel shuttle bobbin rotary damper

Info

Publication number: CN216403390U
Application number: CN202122509595.1U
Authority: CN
Inventors: 戴钦; 王坚鹏; 王挺秀; 孙义伟
Original assignee: Yantai Shuanghua Plastic Machinery Co ltd
Current assignee: Yantai Shuanghua Plastic Machinery Co ltd
Priority date: 2021-10-19
Filing date: 2021-10-19
Publication date: 2022-04-29
Anticipated expiration: 2031-10-19

Abstract

The utility model discloses a novel shuttle bobbin rotation damper which comprises an installation seat, wherein a main body is arranged at the center of the upper end face of the installation seat, a clamping table is arranged on the side wall of the lower end of the main body, four clamping holes are formed in the upper end face of the clamping table, a rotating bearing is arranged at the center of the upper end face of the main body, a square shaft is arranged at the upper end of the rotating bearing, a stepped shaft is fixedly connected to the upper end of the square shaft, a shell is arranged on the outer side of the main body, the clamping table is also arranged on the side wall of the lower end of the shell, four clamping blocks are arranged on the lower wall of the clamping table, a round hole is formed in the center of the upper end face of the shell, and a rotating disc is arranged inside the round hole. According to the utility model, the rotating disc is arranged on the upper end surface of the shell outside the main body, and the top blocks and the balls are arranged on the four inner side walls of the upper hole of the rotating disc, so that the stability of the connection of the square shaft and the rotating bearing is improved, the use is convenient, and the practicability is strong.

Description

Novel shuttle bobbin rotary damper

Technical Field

The utility model relates to the field of dampers, in particular to a novel rotary damper for a bobbin of a shuttle body.

Background

The rotary damper enables the product to obtain gentle mechanical motion in the rotation process, so that the quality and the service life of the product are improved. The rotary damper has the functions of resisting shock and reducing the opening and closing speed of the door, achieves the aim of reducing speed or accelerating by increasing frictional resistance, and is widely applied to various products such as seats, mirrors, toilet covers, drawers, cabinets, sound equipment, handles, oil tank covers, lamp boxes, storage boxes or boxes, roller shutters and the like, particularly in automobiles, dampers are required to be installed at positions needing to be opened and closed, such as glasses box flip covers and armrest box flip covers.

A conventional patent (publication number CN 212360617U) discloses a rotary damper, which comprises an upper cover, a base, a central shaft rod and a rotary wheel, wherein the upper cover covers the base, the central shaft rod is linked with the rotary wheel, and the rotary wheel is provided with a plurality of damping holes; an inner cavity is formed between the upper cover and the base, and damping grease is filled in the inner cavity. The rotating wheel rotates in the inner cavity, the damping grease is stirred, the damping grease moves back and forth in the damping hole and the inner cavity, certain friction can be generated due to the viscosity effect of the damping grease, and the damping grease can generate resistance to the rotating wheel to slow down the rotating speed of the rotating wheel to achieve a damping effect. The utility model discloses a still have some shortcomings in the use, the attenuator upper end is not provided with fixing device in the connecting axle, when the connecting axle area attenuator rotated, and the connection between connecting axle and the attenuator is unstable, produces easily and rocks.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a novel shuttle bobbin rotary damper.

In order to achieve the purpose, the utility model adopts the following technical scheme: a novel shuttle bobbin rotary damper comprises a mounting seat, wherein a main body is arranged at the center of the upper end face of the mounting seat, a clamping table is arranged on the side wall of the lower end of the main body, four clamping holes are formed in the upper end face of the clamping table, a rotary bearing is arranged at the center of the upper end face of the main body, a square shaft is arranged at the upper end of the rotary bearing, a stepped shaft is fixedly connected to the upper end of the square shaft, a shell is arranged on the outer side of the main body, a clamping table is also arranged on the side wall of the lower end of the shell, four clamping blocks are arranged on the lower wall of the clamping table, a round hole is formed in the center of the upper end face of the shell, a rotating disc is arranged inside the round hole, a square hole is formed in the center of the upper end face of the rotating disc, connecting holes are formed in the centers of the four side walls of the square hole, springs are arranged inside the four connecting holes, and one end of the four springs is fixedly connected to the inner side walls of the four connecting holes respectively, four the connecting hole is close to the one end in square hole and all is provided with the kicking block, four the one end of kicking block slides respectively sliding connection in the inside of four connecting holes, four the other end inside of kicking block all is provided with the ball, four the ball rotates respectively and connects in the inside of four kicking block one ends.

As a further description of the above technical solution:

the square hole of the upper end face of the rotating bearing is consistent with the square hole of the upper end face of the rotating disc in size, and the positions of the square holes correspond to those of the square hole of the upper end face of the rotating disc.

As a further description of the above technical solution:

four lateral walls of the square shaft are provided with circular grooves close to the upper ends, and the four circular grooves are matched with the four balls.

As a further description of the above technical solution:

the four clamping holes and the four clamping blocks are all arc-shaped, and the four clamping blocks are matched with the four clamping holes.

As a further description of the above technical solution:

the other ends of the four springs are respectively and fixedly connected to the other side walls of the four jacking blocks.

As a further description of the above technical solution:

the lower ends of the four side walls of the square shaft are provided with slopes.

As a further description of the above technical solution:

the side wall of the rotating disc is rotatably connected to the inner side wall of the round hole.

As a further description of the above technical solution:

the mounting hole is formed in the edge, close to the two sides, of the upper end face of the mounting seat.

The utility model has the following beneficial effects:

compared with the existing arrangement, the bobbin box is provided with the stepped shaft at the upper end of the square shaft, and meanwhile, the square shaft and the damper body are detachable, so that the stepped shaft is convenient to adapt to bobbin bodies with different sizes, and the practicability is high.

Compared with the existing arrangement, the square shaft fixing device has the advantages that the outer shell is arranged on the outer side of the body, and the rotating disc which is rotatably connected is arranged on the upper end face of the outer shell, so that the square shaft is conveniently fixed, and the square shaft is effectively prevented from shaking when being connected with the rotating bearing.

Compared with the existing arrangement, the spring-controlled jacking blocks are arranged on the four side walls of the rotating disc, and meanwhile, the balls are rotatably connected inside the end parts of the four jacking blocks, so that the square shaft is more stable in connection due to the matching of the springs and the balls.

Drawings

Fig. 1 is an isometric view of a novel shuttle bobbin rotary damper provided by the present invention;

fig. 2 is a front view of a housing of a novel shuttle bobbin rotation damper provided by the utility model;

fig. 3 is a top view of the housing of the novel shuttle bobbin rotation damper provided by the utility model;

fig. 4 is a cross-sectional view of a rotating disc of a novel shuttle bobbin rotation damper provided by the utility model;

fig. 5 is a front view of the connection device of the novel shuttle bobbin rotation damper provided by the utility model.

Illustration of the drawings:

1. a mounting seat; 2. mounting holes; 3. clamping a platform; 4. a clamping hole; 5. a main body; 6. a rotating bearing; 7. a stepped shaft; 8. a square shaft; 9. a housing; 10. a clamping block; 11. a square hole; 12. rotating the disc; 13. connecting holes; 14. a spring; 15. a top block; 16. a ball bearing; 17. a circular groove; 18. a circular hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, one embodiment of the present invention is provided: a novel shuttle bobbin rotary damper comprises a mounting seat 1, wherein mounting holes 2 are respectively arranged on the upper end surface of the mounting seat 1 close to the edges of two sides, the mounting holes 2 are fixedly connected at the using position through practical bolts, a main body 5 is arranged at the center of the upper end surface of the mounting seat 1, a clamping table 3 is arranged on the side wall of the lower end of the main body 5, four clamping holes 4 are arranged on the upper end surface of the clamping table 3, a rotating bearing 6 is arranged at the center of the upper end surface of the main body 5, a square shaft 8 is arranged at the upper end of the rotating bearing 6, a stepped shaft 7 is fixedly connected with the upper end of the square shaft 8, a shell 9 is arranged on the outer side of the main body 5, a clamping table 3 is also arranged on the side wall of the lower end of the shell 9, four clamping blocks 10 are arranged on the lower wall of the clamping table 3, the shapes of the four clamping holes 4 and the four clamping blocks 10 are circular arc-shaped, the four clamping blocks 10 are mutually matched with the four clamping holes 4, the four clamping blocks 10 are conveniently mounted through the clamping connection between the four clamping holes 4, and meanwhile, the disassembly of the device is convenient.

Upper end face center department of shell 9 is provided with round hole 18, the inside of round hole 18 is provided with rolling disc 12, the lateral wall of rolling disc 12 rotates and connects on the inside wall of round hole 18, square hole 11 has been seted up to rolling disc 12's upper end face center department, four lateral wall center departments of square hole 11 all are provided with connecting hole 13, the inside of four connecting hole 13 all is provided with spring 14, four spring 14's one end is fixed connection respectively on the inside wall of four connecting hole 13, four connecting hole 13 are close to the one end of square hole 11 and all are provided with kicking block 15, four spring 14's the other end is fixed connection respectively on four kicking block 15's another lateral wall, four kicking block 15's one end slides respectively sliding connection in four connecting hole 13's inside, four kicking block 15's other end inside all is provided with ball 16, four ball 16 rotate respectively and connect the inside at four kicking blocks 15 one end, first pass rolling disc 12 upper end face center when inserting the lower extreme of square shaft 8 inside square hole 11 of main part 5 up end face The square hole 11 of department, four balls 16 roll on four lateral walls of square shaft 8, four kicking blocks 15 compress four springs 14 simultaneously, treat that square shaft 8 inserts when targetting in place, four balls 16 fall into the circular slot 17 on four lateral walls of square shaft 8 simultaneously, four springs 14 reconversion, the square hole 11 of rolling bearing 6 up end is unanimous with the square hole 11 size of rolling disc 12 up end, and the position corresponds each other, four lateral walls of square shaft 8 all are provided with circular slot 17 by upper end department, four circular slot 17 and four balls 16 adaptation of each other, four lateral walls of square shaft 8 all are provided with the slope by lower end department.

The working principle is as follows: the utility model relates to a novel shuttle bobbin rotation damper, wherein a shell 9 is correspondingly clamped with four clamping holes 4 on the upper end face of a clamping table 3 at the lower end of a main body 5 through four clamping blocks 10 on the lower wall of the clamping table 3 at the lower end of the shell 9 when in use, the shell 9 is fixedly connected to the outer side of the main body 5, when in use, the lower end of a square shaft 8 is inserted into a square hole 11 at the center of the upper end face of the main body 5, firstly, the lower end of the square shaft passes through the square hole 11 at the center of the upper end face of a rotating disc 12, four balls 16 roll on four side walls of a square shaft 8, simultaneously, four jacking blocks 15 compress four springs 14, when the square shaft 8 is inserted in place, the four balls 16 simultaneously fall into circular grooves 17 on the four side walls of the square shaft 8, and the four springs 14 recover to be in the original state, thereby playing a role in clamping and fixing for the square shaft 8.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a novel shuttle spool rotary damper, includes mount pad (1), its characterized in that: a main body (5) is arranged at the center of the upper end face of the mounting seat (1), a clamping table (3) is arranged on the side wall of the lower end of the main body (5), four clamping holes (4) are formed in the upper end face of the clamping table (3), a rotating bearing (6) is arranged at the center of the upper end face of the main body (5), a square shaft (8) is arranged at the upper end of the rotating bearing (6), a stepped shaft (7) is fixedly connected to the upper end of the square shaft (8), a shell (9) is arranged on the outer side of the main body (5), a clamping table (3) is also arranged on the side wall of the lower end of the shell (9), four clamping blocks (10) are arranged on the lower wall of the clamping table (3), a round hole (18) is formed in the center of the upper end face of the shell (9), a rotating disc (12) is arranged inside the round hole (18), and a square hole (11) is formed in the center of the upper end face of the rotating disc (12), four lateral wall centers of square hole (11) are located and all are provided with connecting hole (13), four the inside of connecting hole (13) all is provided with spring (14), four the one end of spring (14) is fixed connection respectively on the inside wall of four connecting holes (13), four the one end that connecting hole (13) are close to square hole (11) all is provided with kicking block (15), four the one end of kicking block (15) slides respectively sliding connection in the inside of four connecting holes (13), four the other end inside of kicking block (15) all is provided with ball (16), four ball (16) rotate respectively and connect the inside in four kicking block (15) one end.

2. A novel shuttle bobbin rotary damper as claimed in claim 1, wherein: the square hole (11) on the upper end face of the rotating bearing (6) is consistent with the square hole (11) on the upper end face of the rotating disc (12) in size, and the positions of the square holes correspond to each other.

3. A novel shuttle bobbin rotary damper as claimed in claim 1, wherein: four lateral walls of square shaft (8) all are provided with circular slot (17) near upper end department, four circular slot (17) and four ball (16) are the adaptation each other.

4. A novel shuttle bobbin rotary damper as claimed in claim 1, wherein: the four clamping holes (4) and the four clamping blocks (10) are arc-shaped, and the four clamping blocks (10) are matched with the four clamping holes (4) mutually.

5. A novel shuttle bobbin rotary damper as claimed in claim 1, wherein: the other ends of the four springs (14) are respectively and fixedly connected to the other side walls of the four top blocks (15).

6. A novel shuttle bobbin rotary damper as claimed in claim 1, wherein: slopes are arranged at the lower ends of the four side walls of the square shaft (8).

7. A novel shuttle bobbin rotary damper as claimed in claim 1, wherein: the side wall of the rotating disc (12) is rotatably connected to the inner side wall of the round hole (18).

8. A novel shuttle bobbin rotary damper as claimed in claim 1, wherein: the edge of the upper end face of the mounting seat (1) close to the two sides is provided with mounting holes (2).