CN213419828U

CN213419828U - Shock-absorbing gear capable of improving shock-absorbing effect

Info

Publication number: CN213419828U
Application number: CN202022409768.8U
Authority: CN
Inventors: 黄宏军
Original assignee: Hangzhou Changhua Gear Co ltd
Current assignee: Hangzhou Changhua Gear Co ltd
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-06-11
Anticipated expiration: 2030-10-26

Abstract

The utility model relates to the technical field of mechanical transmission, and discloses a damping gear for improving damping effect, which comprises a gear body, wherein teeth are arranged on an outer hub of the gear body, tooth sockets are arranged between adjacent teeth, a central shaft hole is also arranged on the front surface of the gear body, the gear body is meshed with other gears, because a wear-resistant buffer layer is arranged on the teeth, when the gear body rotates, the teeth and the teeth on other gears can reduce node impact between metals, so that the gear body can reduce vibration when rotating, has a certain buffering effect, can drive the rotation of a ball when the gear body rotates, can apply pressure to a spring through the rotation of the ball, utilizes the elastic property of the spring, relieves node impact generated by the change of the direction of friction force, and further enables the gear body to be buffered when rotating, the shock absorption effect is further improved.

Description

Shock-absorbing gear capable of improving shock-absorbing effect

Technical Field

The utility model relates to a mechanical transmission technical field specifically is an improve damper gear of shock attenuation effect.

Background

The gear is a mechanical element with a gear wheel rim continuously engaged to transmit motion and power, the gear wheel can be divided into gear teeth, tooth grooves, end faces, a normal face, an addendum circle, a root circle, a base circle, a reference circle and the like according to the structure, common steel for manufacturing the gear wheel comprises quenched and tempered steel, quenched steel, carburizing and quenching steel and nitriding steel, most of middle and low-grade gear dies can be produced in China, high-end gear dies are imported, few factories specially used for manufacturing the gear dies in China are provided with gear dies by themselves, the gear factories are provided with a workshop section or a workshop to undertake the work, the development of the gear die industry in China is difficult, related experts show that the dependence problem must be solved fundamentally to promote the better and faster development of the gear die industry in China, professional technologies are improved in an effort to better serve the gear die industry in China, with the continuous aggravation of the competition of the gear industry, the co-purchase integration and capital operation among large gear enterprises become more and more frequent, the excellent gear manufacturing enterprises in China increasingly pay more attention to the research on the industry market, especially the deep research on the trend change of the enterprise development environment and the customer demand, and because of this, a large number of excellent gear brands in China rise rapidly and become a charter in the gear industry!

There are some problems in the damper gear in the market, for example, when the gear rotates, the node impact generated by the change of the friction direction causes the gear to vibrate, so that the damping effect of the damper gear is not ideal, and therefore a damper gear with improved damping effect is needed.

Disclosure of Invention

Technical problem to be solved

Not enough to prior art, the utility model provides an improve damper gear of shock attenuation effect possesses advantages such as the shock attenuation effect that improves the gear.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a damping gear for improving a damping effect comprises a gear body, wherein teeth are arranged on an outer hub of the gear body, tooth grooves are formed between adjacent teeth, a central shaft hole is further formed in the front surface of the gear body, a wear-resistant buffer layer is arranged on the surface of each tooth, four first threaded holes are formed in the front surface of the gear body, and each first threaded hole is distributed on the gear body in a ninety-degree included angle;

a damping component is arranged inside the gear body;

and fastening devices are arranged on the front side and the rear side of the gear body.

Preferably, the damping component comprises a first circular groove, a ball and a spring, wherein the first circular groove, the ball and the spring are formed in the front surface of the gear body, the number of the first circular grooves is four, each first circular groove is distributed on the gear body at an included angle of ninety degrees, and a second circular groove is formed in the inner wall surface of each first circular groove.

The round ball is connected in each round groove II in a sliding mode.

The number of the springs is four, each spring is fixedly connected to the inner wall surface of the second circular groove, and the balls are arranged at two ends of each spring respectively.

Preferably, the fastening device comprises a clamping plate and a screw rod, the clamping plate is in threaded connection with the gear body, a circular hole matched with the central shaft hole is formed in the front surface of the clamping plate, a second threaded hole matched with the first threaded hole is formed in the front surface of the clamping plate, and the number of the second threaded holes is four.

The screw rod is four in quantity, four the diameter size of screw rod and the diameter size looks adaptation of screw hole one and screw hole two, four screw rod threaded connection is in screw hole two and screw hole one.

(III) advantageous effects

Compared with the prior art, the invention provides a damping gear for improving the damping effect, which has the following beneficial effects:

1. this shock attenuation gear who improves shock attenuation effect, during the use, at first, the fixed cup joint of central shaft hole with the gear body is connected on the dwang, fix the gear body, gear body and other gear engagement, because be provided with wear-resisting buffer layer on the tooth, when the gear body rotates, tooth on tooth and other gears can reduce the node between the metal and strike, make the gear body can reduce the vibration when rotating, make it have certain buffering effect, can drive the rotation of ball when the gear body rotates, can exert pressure to the spring through the rotation of ball, utilize the elasticity performance of spring, the node that has alleviated because the change of frictional force direction and produce strikes, further make the gear body obtain the buffering when rotating, further improved the shock attenuation effect.

2. This shock attenuation gear who improves shock attenuation effect fixes with the screw rod through two faces with splint and gear body, has avoided can getting rid of ball or spring when gear body rotates, and damper's normal operation when having ensured gear body rotation has guaranteed this damper moving stability, has improved the device's practicality.

Drawings

Fig. 1 is a schematic view of the general structure of a damping gear for improving damping effect of the present invention;

fig. 2 is a schematic structural view of the gear body of the present invention;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2;

fig. 4 is a schematic structural view of the splint of the present invention.

In the figure: the gear comprises a

gear body

1, 11 teeth, 12 tooth sockets, 13 wear-resistant buffer layers, 14 central shaft holes, 2 threaded holes I, 3 circular grooves I, 31 circular grooves II, 4 balls, 5 springs, 6 clamping plates, 61 threaded holes II, 62 circular holes and 7 screw rods.

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.

Referring to fig. 1 to 4, a damping gear for improving a damping effect includes a gear body 1, teeth 11 are disposed on an outer hub of the gear body 1, tooth spaces 12 are disposed between adjacent teeth 11, a central shaft hole 14 is further disposed on a front surface of the gear body 1, a wear-resistant buffer layer 13 is disposed on a surface of each tooth 11, four first threaded holes 2 are disposed on the front surface of the gear body 1, each first threaded hole 2 is distributed on the gear body 1 at an included angle of ninety degrees, a damping assembly is disposed inside the gear body 1, fastening devices are disposed on front and rear sides of the gear body 1, the damping assembly includes a first circular groove 3, a ball 4 and a spring 5 disposed on the front surface of the gear body 1, the number of the first circular grooves 3 is four, each first circular groove 3 is distributed on the gear body 1 at an included angle of ninety degrees, and a second circular groove 31 is disposed on an inner wall surface of each first circular groove 3, the round balls 4 are connected in each circular groove two 31 in a sliding mode, the number of the springs 5 is four, each spring 5 is fixedly connected to the inner wall surface of each circular groove two 31, the round balls 4 are respectively arranged at two ends of each spring 5, when the gear is used, the central shaft hole 14 of the gear body 1 is fixedly connected to the rotating rod in a sleeved mode, the gear body 1 is fixed, the gear body 1 is meshed with other gears, due to the fact that the wear-resistant buffer layers 14 are arranged on the teeth 11, when the gear body 1 rotates, the teeth 11 and teeth on other gears can reduce node impact between metal, vibration can be reduced when the gear body 1 rotates, the gear body has a certain buffering effect, when the gear body 1 rotates, the round balls 4 can be driven to rotate, pressure can be applied to the springs 5 through rotation of the round balls 4, and node impact caused by change of the direction of friction force is relieved by means of elastic performance of the springs 5, further make the gear body 1 obtain the buffering when rotating, further improved the shock attenuation effect, the fastener includes splint 6 and screw rod 7, splint 6 and gear body 1 threaded connection, the front surface of splint 6 equips with a circular hole 62 that matches with central shaft hole 14, the front surface of splint 6 equips with screw hole two 61 that matches with screw hole one 2, through fixing splint 6 and two faces of gear body 1 with screw rod 7, avoid throwing out ball 4 or spring 5 when gear body 1 rotates, ensure the normal operation of the shock attenuation subassembly when gear body 1 rotates, guarantee the stability of the operation of the shock attenuation subassembly, improve the practicality of the device, the number of screw hole two 61 is four, the number of screw rod 7 is four, the diameter size of four screw rods 7 matches with the diameter size of screw hole one 2 and screw hole two 61, and the four screws 7 are in threaded connection with the second threaded holes 61 and the first threaded holes 2.

When in use:

the first step is as follows: during the use, at first with the fixed cup joint of central shaft hole 14 of gear body 1 connect on the dwang, fix gear body 1, gear body 1 and other gear engagement, because be provided with wear-resisting buffer layer 14 on tooth 11, when gear body 1 rotates, tooth 11 and the tooth on other gears can reduce the node impact between the metal, make gear body 1 can reduce the vibration when rotating, make it have certain buffering effect, can drive the rotation of ball 4 when gear body 1 rotates, can exert pressure to spring 5 through the rotation of ball 4, utilize spring 5's elasticity performance, the node impact of having alleviated and producing because the change of frictional force direction, further make gear body 1 obtain the buffering when rotating, the shock attenuation effect has further been improved.

The second step is that: through fixing splint 6 and two faces of gear body 1 with screw rod 7, avoided can getting rid of ball 4 or spring 5 when gear body 1 rotates, ensured gear body 1 normal operation of time damper assembly, guaranteed this damper assembly moving stability, improved the device's practicality.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an improve damper gear of shock attenuation effect, includes gear body (1), be equipped with tooth (11) on the outer wheel hub of gear body (1), be equipped with tooth's socket (12) between adjacent tooth (11), the front surface of gear body (1) still is equipped with central shaft hole (14), its characterized in that: the surface of each tooth (11) is provided with a wear-resistant buffer layer (13), the front surface of the gear body (1) is provided with four threaded holes I (2), and each threaded hole I (2) is distributed on the gear body (1) in a ninety-degree included angle;

a damping component is arranged inside the gear body (1);

fastening devices are arranged on the front side and the rear side of the gear body (1).

2. The damper gear for improving a damping effect according to claim 1, wherein: damping component includes circular slot one (3), ball (4) and spring (5) that gear body (1) front surface was seted up, the quantity of circular slot one (3) is four, every circular slot one (3) are ninety degrees contained angle and distribute on gear body (1), every a circular slot two (31) have all been seted up on the internal face of circular slot one (3).

3. The damper gear for improving a damping effect according to claim 2, wherein: the round balls (4) are connected in each round groove II (31) in a sliding mode.

4. The damper gear for improving a damping effect according to claim 2, wherein: the number of the springs (5) is four, each spring (5) is fixedly connected to the inner wall surface of the second circular groove (31), and the round balls (4) are arranged at two ends of each spring (5) respectively.

5. The damper gear for improving a damping effect according to claim 1, wherein: the fastening device comprises a clamping plate (6) and a screw rod (7), the clamping plate (6) is in threaded connection with the gear body (1), a circular hole (62) matched with the central shaft hole (14) is formed in the front surface of the clamping plate (6), a threaded hole II (61) matched with the threaded hole I (2) is formed in the front surface of the clamping plate (6), and the number of the threaded hole II (61) is four.

6. The damper gear for improving a damping effect according to claim 5, wherein: the screw rod (7) is four in number, four the diameter size of screw rod (7) and the diameter size of screw hole one (2) and screw hole two (61) are the looks adaptation, four screw rod (7) threaded connection is in screw hole two (61) and screw hole one (2).