CN214534360U - Convex arc gear transmission device - Google Patents
Convex arc gear transmission device Download PDFInfo
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- CN214534360U CN214534360U CN202120860781.7U CN202120860781U CN214534360U CN 214534360 U CN214534360 U CN 214534360U CN 202120860781 U CN202120860781 U CN 202120860781U CN 214534360 U CN214534360 U CN 214534360U
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Abstract
The utility model relates to a convex circular arc gear drive, including convex circular arc gear, convex circular arc gear is provided with a plurality of convex circular arc teeth, the both ends of convex circular arc tooth are provided with tooth tip and tooth main aspects respectively, convex circular arc gear still is provided with gear end face and gear hole, the gear hole with the gear end face is perpendicular, the gear hole is provided with the keyway, keyway and fixed key interference fit, the fixed key sets up in epaxially, the diameter of axle equals the aperture in gear hole, the axle still is provided with the bearing. The utility model discloses a protruding arc surface structure can be so that two gears mesh with arbitrary angle to change engagement angle wantonly in transmission process, have simple process, simple structure, characteristics such as transmission efficiency height can solve the unable flexibility of traditional conical gear and turn to, and the cross universal joint turns to the limited and accessory of radian many, ball gear preparation technology complex problem.
Description
Technical Field
The utility model relates to a gear drive technical field particularly, relates to a convex arc gear drive.
Background
The gear is widely applied to various fields of industrial production, and is characterized by high transmission power, simple process and long service life, and in order to be better used for production activities, a great deal of research is carried out on the gear meshing theory and the bearing capacity in recent decades, thereby greatly promoting the development of the gear transmission technology.
The shape of the gear not only affects the motion characteristics of the gear pair, but also affects the power characteristics of the gear pair, and particularly in an application scene requiring flexible requirements on the gear meshing angle, the traditional bevel gear cannot meet the flexible steering requirements, the steering radian of the cross universal joint is limited, the number of accessories is large, and the manufacturing process of the ball gear is complex.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned technical problem among the correlation technique, the utility model provides a convex circular arc gear drive can the problem more than the effectual solution.
In order to achieve the technical purpose, the technical scheme of the utility model is realized as follows:
the utility model provides a convex circular arc gear drive, includes convex circular arc gear, convex circular arc gear is provided with a plurality of convex circular arc teeth, the both ends of convex circular arc tooth are provided with tooth tip and tooth main aspects respectively, convex circular arc gear still is provided with gear end face and gear hole, the gear hole with the gear end face is perpendicular, the gear hole is provided with the keyway, keyway and fixed key interference fit, the fixed key sets up in epaxially, the diameter of axle equals the aperture in gear hole, the axle still is provided with the bearing.
Furthermore, the tooth tops of the convex arc teeth are in a 90-degree arc shape.
Furthermore, the tooth root of the convex arc tooth is in a shape of a 90-degree arc.
Further, the tooth height at the small end of the tooth is equal to the tooth height at the large end of the tooth.
Further, the tooth tip with the gear hole is same arc surface, the tooth main aspects with the gear terminal surface is the coplanar, the terminal surface of axle with the tooth root of tooth tip department aligns.
The utility model has the advantages that:
be different from traditional conical gear can only fixed angle meshing transmission, the utility model discloses a protruding arc surface structure can be so that two gears mesh with arbitrary angle to change engagement angle wantonly in transmission process, have simple process, simple structure, characteristics such as transmission efficiency height can solve the unable flexibility of traditional conical gear and turn to, and the cross universal joint turns to the limited and accessory of radian many, ball gear preparation technology complex problem.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a convex arc bevel gear transmission according to the present invention;
fig. 2 is a schematic structural view of a convex circular bevel gear in a convex circular bevel gear transmission according to the present invention;
fig. 3 is an isometric view of a convex circular bevel gear in a convex circular bevel gear transmission according to the present invention;
fig. 4 is a schematic view of the convex arc bevel gear transmission device according to the present invention in a state of being parallel to each other and not facing each other;
fig. 5 is a schematic diagram of the convex arc bevel gear transmission according to the present invention in a relative state.
In the figure: 1. convex arc gear 2, bearing 3, fixed key 4, axle 5, gear end face 6, gear hole 7, keyway 8, tooth tip 9, tooth tip 10, axle end face 11, convex arc tooth.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.
As shown in fig. 1-3, the utility model provides a convex circular arc gear transmission, including convex circular arc gear 1, convex circular arc gear 1 is provided with a plurality of convex circular arc teeth 11, the both ends of convex circular arc tooth 11 are provided with tooth tip 8 and tooth main aspects 9 respectively, convex circular arc gear 1 still is provided with gear end face 5 and gear hole 6, gear hole 6 with gear end face 5 is perpendicular, gear hole 6 is provided with keyway 7, keyway 7 and 3 interference fit of fixed key, fixed key 3 sets up on axle 4, the diameter of axle 4 equals the aperture of gear hole 6, axle 4 still is provided with bearing 2.
In an embodiment of the present invention, the tooth top of the convex arc tooth 11 is in a 90-degree arc shape.
In an embodiment of the present invention, the tooth root of the convex arc tooth 11 is in a 90-degree arc shape.
In a specific embodiment of the present invention, the tooth height at the tooth small end 8 is equal to the tooth height at the tooth large end 9.
In a specific embodiment of the present invention, the tooth small end 8 and the gear hole 6 are the same arc surface, the tooth big end 9 and the gear end face 5 are the same plane, the end face 10 of the shaft 4 is aligned with the tooth root of the tooth small end 8.
For the convenience of understanding the above technical solution of the present invention, the following detailed description is made on the above technical solution of the present invention through a specific use mode:
when the transmission device is used specifically, according to the present invention, as shown in fig. 4, when the two shafts 4 are in a parallel and non-opposite state, the shaft end faces 10 of the two shafts 4 are located on the same plane, so that the gear end faces 5 of the two convex arc gears 1 are also located on the same plane, and at this time, a part of the convex arc teeth 1 near the tooth large end 9 of one of the convex arc gears 1 is meshed with a part of the tooth grooves near the tooth large end 9 of the other convex arc gear 1, so that one of the shafts 4 can drive the other shaft 4 to move; as shown in fig. 5, when the two shafts 4 are in an opposite state, the shaft end faces 10 of the two shafts 4 are in contact, so that the gear end faces 5 of the two convex arc gears 1 are also in parallel and are not in the same plane, at this time, a part of the convex arc teeth 1 in one convex arc gear 1, which is close to the small end 8 of the teeth, is in meshing connection with a part of the tooth grooves in the other convex arc gear 1, which is close to the small end 8 of the teeth, so that one shaft 4 can drive the other shaft 4 to move; in addition to the above two operating states, the angle between the two shafts 4 may be 0 to 360 degrees.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A convex arc gear transmission device is characterized in that: including convex arc gear (1), convex arc gear (1) is provided with a plurality of convex arc teeth (11), the both ends of convex arc tooth (11) are provided with tooth tip (8) and tooth main aspects (9) respectively, convex arc gear (1) still is provided with gear end face (5) and gear hole (6), gear hole (6) with gear end face (5) are perpendicular, gear hole (6) are provided with keyway (7), keyway (7) and fixed key (3) interference fit, fixed key (3) set up on axle (4), the diameter of axle (4) equals the aperture of gear hole (6), axle (4) still are provided with bearing (2).
2. A convex circular arc gear transmission according to claim 1, wherein: the tooth tops of the convex arc teeth (11) are in a 90-degree arc shape.
3. A convex circular arc gear transmission according to claim 1, wherein: the tooth root of the convex arc tooth (11) is in a shape of a 90-degree arc.
4. A convex circular arc gear transmission according to claim 1, wherein: the tooth height of the tooth small end (8) is equal to the tooth height of the tooth large end (9).
5. A convex circular arc gear transmission according to claim 1, wherein: tooth tip (8) with gear hole (6) are same circular arc surface, tooth main aspects (9) with gear end face (5) are the coplanar, the terminal surface (10) of axle (4) with the tooth root of tooth tip (8) department aligns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120860781.7U CN214534360U (en) | 2021-04-25 | 2021-04-25 | Convex arc gear transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120860781.7U CN214534360U (en) | 2021-04-25 | 2021-04-25 | Convex arc gear transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214534360U true CN214534360U (en) | 2021-10-29 |
Family
ID=78277358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120860781.7U Active CN214534360U (en) | 2021-04-25 | 2021-04-25 | Convex arc gear transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214534360U (en) |
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2021
- 2021-04-25 CN CN202120860781.7U patent/CN214534360U/en active Active
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