阅读说明：本技术 柔性啮合式传动齿轮装置 (Flexible meshing type transmission gear device ) 是由 张文渟 于 2020-07-25 设计创作，主要内容包括：本发明公开了一种柔性啮合式传动齿轮装置。包括相互啮合的齿轮本体,相互啮合的所述齿轮本体包括侧绕齿式齿轮,以及相应的周绕齿式齿轮,所述侧绕齿式齿轮与相应的周绕齿式齿轮通过其轴向啮合齿部和相应的径向啮合齿部相互垂直或交叉式啮合传动连接。该柔性啮合式传动齿轮装置结构简单,运行安全稳定可靠。(The invention discloses a flexible meshing type transmission gear device. The gear comprises mutually meshed gear bodies, wherein the mutually meshed gear bodies comprise side winding tooth type gears and corresponding winding tooth type gears, and the side winding tooth type gears and the corresponding winding tooth type gears are mutually perpendicular or in crossed meshed transmission connection through axial meshed tooth parts and corresponding radial meshed tooth parts of the side winding tooth type gears. The flexible meshing type transmission gear device is simple in structure and safe, stable and reliable in operation.)

1. A flexible meshing type transmission gear device comprises mutually meshed gear bodies and is characterized in that the mutually meshed gear bodies comprise side winding gear parts and corresponding winding gear parts, and the side winding gear parts and the corresponding winding gear parts are mutually perpendicular or in crossed meshing type meshing connection through axial meshing gear parts and corresponding radial meshing gear parts.

2. The flexible intermeshing power transmission gear set as claimed in claim 1, wherein the axially meshing tooth portions of the side orbiting gear comprise axially static meshing tooth portions axially arranged around the periphery of a corresponding one of side wall surfaces of the body portion thereof, and the radially meshing tooth portions of the orbiting gear comprise corresponding radially movable meshing tooth portions or radially static meshing tooth portions radially arranged on a corresponding one of side wall surfaces of the body portion thereof.

3. A flexible intermeshing gear device as claimed in claim 1 or claim 2 in which the body portion of the side orbiting gear is provided around its periphery with an annular rim projecting to the respective side.

Technical Field

The invention relates to a gear, in particular to a flexible meshing type transmission gear device.

Background

Up to now, the mobile transmission devices, including compact shelves and compact bookshelves, are all in a gear engagement transmission or a chain wheel and chain transmission manner. The existing gear meshing transmission device has the gear which is not only in a conical gear, a straight gear and a worm and gear type structure. The gear transmission structure has the advantages that the gear structure determines that the meshing transmission matching is relatively rigid, certain transmission meshing resistance can be produced during meshing operation, certain power loss is generated, the gear beating phenomenon is easy to occur during operation, the gear is damaged, the transmission performance is influenced, and particularly, the lack of transition stability is caused during power transmission conversion such as starting and switching. Affecting the safety and the stability of the operation.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provide a flexible meshing type transmission gear device. The flexible meshing type transmission gear device is simple in structure and safe, stable and reliable in operation.

The technical scheme of the flexible meshing type transmission gear device comprises mutually meshed gear bodies, wherein the mutually meshed gear bodies comprise side winding gear type gears and corresponding winding gear type gears, and the side winding gear type gears and the corresponding winding gear type gears are mutually perpendicular or in crossed meshing type transmission connection through axial meshing gear parts and corresponding radial meshing gear parts.

The axial meshing tooth part of the side winding tooth type gear comprises an axial static meshing tooth part which is axially wound on the periphery of a corresponding side wall surface of the body part of the side winding tooth type gear, and the radial meshing tooth part of the surrounding tooth type gear comprises a corresponding radial movable meshing tooth part or a radial static meshing tooth part which is radially arranged on the peripheral wall surface of the body part of the surrounding tooth type gear.

The body portion of the side winding gear is provided with an annular convex edge around the periphery thereof, wherein the annular convex edge protrudes towards the corresponding side.

According to the flexible meshing type transmission gear device, through the gear structures which are respectively arranged in the lateral direction and the circumferential direction and are meshed and matched with the arc-shaped concave parts and the rolling bodies, mutual flexible and smooth coupling meshing transmission without sudden change and boundary can be formed, the stability and the safety of transmission are improved, the noise is low, the meshing resistance is low, the transmission loss is low, and correspondingly better gear transmission performance and correspondingly higher transmission efficiency can be obtained.

Drawings

FIG. 1 is a schematic structural diagram of a side winding gear of an embodiment of the present invention; FIG. 2 is a schematic structural diagram of an embodiment of a peripheral tooth gear of the present invention; FIG. 3 is a schematic view of the mutually engaging transmission connection structure of the side winding gear and the peripheral winding gear of the present invention; FIG. 4 is a schematic structural view of a full-angle flexible meshing gear transmission case; FIG. 5 is a schematic illustration of a side wrap gear and a wrap gear intermeshing at a larger gear ratio in yet another embodiment; FIG. 6 is a schematic view of the side-winding gear and the peripheral gear in a radial top view.

Detailed Description

In order to facilitate a better understanding of the invention, the invention is further illustrated by the following examples in conjunction with the accompanying drawings.

As shown in fig. 1-3. The flexible intermeshing gear arrangement comprises in this embodiment a side epicyclic gear 1 in intermeshing drive connection with a corresponding epicyclic gear 5. The axial static meshing tooth part of the side winding tooth type gear comprises arc meshing concave parts which are arranged at intervals, and the radial movable meshing tooth part and the radial static meshing tooth part of the side winding tooth type gear respectively comprise corresponding meshing rolling bodies or meshing fixed cylinders which are distributed around an axis.

Namely, the side winding tooth type gear 1 comprises a main body part and an axial static meshing tooth part, the main body part of the side winding tooth type gear is a tray type main body part 4, one side periphery of the tray type main body part is provided with an annular convex edge 2 which axially protrudes towards the corresponding side, and the axial static meshing tooth part comprises a plurality of circular arc-shaped meshing concave parts 3 which are uniformly distributed on the annular convex edge 2 at intervals. The arc length of the arc-shaped meshing concave part is equal to or less than the arc length of the corresponding semicircle. The side winding tooth type gear 1 and the winding tooth type gear 5 are respectively provided with a shaft hole 8.

The peripheral toothing 5 comprises a cylindrical body 7 and radially movable meshing toothing corresponding to the axially static meshing toothing of the side-winding toothing 1, the radially movable meshing toothing comprising a plurality of uniformly distributed meshing bearings 6 axially and peripherally connected to a corresponding side wall of the cylindrical body at intervals by means of meshing bearings thereof. The circular arc-shaped meshing recess 3 of the side winding tooth gear 1 and the meshing bearing 6 of the winding tooth gear 5 correspond to each other. The side winding gear 1 and the winding gear 5 are in right-angle type meshing transmission connection with each other through the circular arc meshing concave part 3 and the meshing bearing 6.

In the invention, the included angle between the axis of the side winding tooth type gear and the axis of the axial meshing tooth part is more than 0 degree and less than 180 degrees, and the included angle between the axis of the winding tooth type gear and the axis of the radial meshing tooth part is less than 180 degrees and more than 0 degree. The transmission connection can conveniently realize the transmission connection of the corner engagement of more than 0 degree and less than 180 degrees.

In this example, the angle between the axis of its side wrap tooth gear and the axis of its axially meshing tooth portion is 90 degrees, and the angle between the axis of its side wrap tooth gear and the axis of its radially meshing tooth portion is 0 degrees (parallel to each other).

A full angle flexible intermeshing gear drive housing 10 is also included as shown in fig. 4 (a schematic view with the outer cover and end enclosures removed in fig. 4). The full-angle flexible meshing gear transmission box comprises a transmission middle shaft 14 arranged in a box body of the full-angle flexible meshing gear transmission box through a vertical bearing seat 4 fixed on the box body, two transmission side shafts 13 respectively arranged at two ends of the box body through plane bearing seats 5, and two input transmission shafts 9 respectively arranged at two opposite sides of the box body through corresponding plane bearing seats 5, wherein the two transmission side shafts 13 are respectively positioned at the outer sides of two opposite ends of the transmission middle shaft and are transverse or vertical to the transmission middle shaft, and the two input transmission shafts 9 are parallel to the transmission side shafts.

The transmission middle shaft 14 is respectively provided with an output peripheral tooth type gear 8-2 and two input side peripheral tooth type gears 7-1 which are positioned at two opposite ends and the middle part of the transmission middle shaft. The two transmission side shafts are respectively provided with an output side tooth-wound gear 7-2 which is in transmission connection with output tooth-wound gears at two ends of the transmission middle shaft. The two input transmission shafts 9 are respectively provided with an output peripheral teeth type gear 8-1 which is in transmission connection with the two input side teeth type gears 7-1.

The end of the input transmission shaft extending out of the box body at two sides of the box body can be respectively connected with a driver (such as a hand-operated driving mechanism and an automatic driver) in a transmission way to realize double-power input, and the end of the four transmission side shafts extending out of the box body can be respectively connected with a corresponding load such as a walking side shaft of a compact shelf in a transmission way to realize multi-end driving output. The transmission ratio of the side winding tooth gear 7 to the peripheral tooth gear 8 can be adjusted by changing the mutual arrangement number ratio (i.e., the gear ratio) of the circular arc-shaped meshing recess portions 7a and the meshing bearings 8a which are in meshing engagement with each other. So as to adjust the input-output transmission ratio of the intelligent compact shelf integrated transmission mechanism.