CN210854238U

CN210854238U - Rotary power transmission mechanism

Info

Publication number: CN210854238U
Application number: CN201920850806.8U
Authority: CN
Inventors: 白振成; 谢振华; 王同旭; 蒋坤
Original assignee: SHANGHAI DAMON LOGISTICS TECHNOLOGY CO LTD; Zhejiang Damon Technology Co Ltd
Current assignee: Shanghai Dema Logistics Technology Co Ltd; Damon Technology Group Corp Ltd
Priority date: 2019-06-06
Filing date: 2019-06-06
Publication date: 2020-06-26
Anticipated expiration: 2029-06-06

Abstract

An object of the utility model is to provide a rotate power transmission mechanism and be used for solving the problem that exists among the prior art. The transmission device comprises a transmission through shaft, a fixed shell and a driving source, wherein the fixed shell enables the transmission through shaft to rotate, the driving source is connected with one end of the transmission through shaft, and the fixed shell comprises an inner shell connected to the transmission through shaft through a connecting piece and an outer shell sleeved on the inner shell; a rotary connecting piece is arranged between the outer shell and the inner shell; and a steering synchronous belt wheel is arranged on the outer side of the outer shell, and a steering power supply device positioned outside is connected with the steering synchronous belt wheel through a steering synchronous belt to realize the driving rotation of the outer shell. The rotary power transmission mechanism can realize 360-degree omnidirectional rotation of the logistics conveying equipment, and is high in rotation precision, small in size, light in weight and low in production cost.

Description

Rotary power transmission mechanism

Technical Field

The utility model relates to a commodity circulation conveying equipment technical field especially relates to a rotate power transmission mechanism.

Background

At present, sorting equipment on logistics systems at home and abroad mainly arranges a plurality of sorting balls in rows in a matrix form. The power of the sorting ball is generally used as a main power source through a roller, and the roller is connected with the sorting ball through an O belt in an intermediate mode, so that the sorting ball is rotated, and the steering motion is generally realized through a 90-degree connecting rod mechanism, a pull rod, a gear rack or the like.

The patent document with publication number CN106903062A discloses a multi-directional logistics sorting and steering device, which achieves steering of logistics equipment through a rocker mechanism. The steering device described above and the like has the following problems: firstly, the rotation of the material flow channel is limited by self-structure interference, so that the rotation of the material flow channel at a full angle cannot be realized, and the arrangement mode of the material flow channel is further limited; secondly, the overall structure is large in size and heavy in weight, so that excessive load of the overall structure is wasted on the support of the overall structure, and the supporting effect on logistics packages is reduced; thirdly, the structure is complex and the modular use is not available, which results in higher specificity of the logistics device prepared for the logistics device and overhigh use and production cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rotate power transmission mechanism can solve the problem that exists among the prior art through this mechanism, should rotate power transmission mechanism and can realize 360 omnidirectional rotation of commodity circulation conveying equipment, and its rotation precision is high simultaneously, small, light in weight, and low in production cost is honest and clean.

In order to realize the purpose of the utility model, the following technical scheme is adopted at least:

a rotary power transmission mechanism comprises a transmission through shaft, a fixed shell and a driving source, wherein the fixed shell enables the transmission through shaft to rotate, the driving source is connected with one end of the transmission through shaft, and the fixed shell comprises an inner shell and an outer shell, the inner shell is connected to the transmission through shaft through a connecting piece, and the outer shell is sleeved on the inner shell; a rotary connecting piece is arranged between the outer shell and the inner shell; and a steering synchronous belt wheel is arranged on the outer side of the outer shell, and a steering power supply device positioned outside is connected with the steering synchronous belt wheel through a steering synchronous belt to realize the driving rotation of the outer shell.

As the utility model discloses a preferred, the rotation connecting piece includes bearing and bearing, is provided with the retaining ring on bearing and the bearing respectively.

Preferably, the inner shell comprises an inner circular tube and an inner supporting frame arranged at the end part of the inner circular tube; the inner circular tube is connected with a connecting piece; the inner supporting frame is fixedly connected with a main supporting frame of the logistics system positioned outside.

Preferably, the outer shell comprises an outer circular tube and an outer support frame arranged at the end part of the outer circular tube; the outer circular tube is connected with a rotary connecting piece; the external support frame is fixedly connected with the rotation transmission unit.

As the utility model discloses a preferred, the connecting piece has two at least rolling bearing, and rolling bearing evenly distributed is expert at epaxially or distribute and lead to epaxially being close to the transmission that fixed shell both ends covered at the transmission that fixed shell covered.

The beneficial effects of the above technical scheme are at least:

1. the 360-degree full circumferential rotation of the outer shell driven by the steering synchronous belt can be realized through the inner shell and the outer shell which can be rotated mutually and the steering synchronous belt wheel matched with the steering synchronous belt, so that the modern logistics conveying system with complex structure and complex access direction can be adapted;

2. the pitch of the steering synchronous belt is a fixed value, so that the steering angle of the steering synchronous belt can be accurately adjusted through servo control, the accuracy of directional conveying in a multi-channel logistics system is improved, meanwhile, the steering synchronous belt is soft, the arrangement mode can be conveniently adjusted according to the equipment structure in actual production, and the steering synchronous belt is light in weight, easy to install and low in maintenance and use cost;

3. the bearing has high load conveying capacity through a plurality of bearings with different structures and the structure arrangement in the fixed shell.

Drawings

Fig. 1 is a front view schematically illustrating the present invention;

fig. 2 is a schematic cross-sectional view of the present invention;

the items in the figure are respectively: 100 rotation transmission units, 101 transmission through shafts, 102 fixed shells, 106 connecting pieces, 112 inner shells, 1121 inner circular tubes, 1122 inner supporting frames, 122 outer shells, 1221 outer circular tubes, 1222 outer supporting frames, 132 rotation connecting pieces, 1321 bearings, 1322 bearing bearings, 1323 retaining rings and 142 steering synchronous pulleys.

Detailed Description

The present invention is described in detail below with reference to the attached drawings:

a rotary power transmission mechanism as shown in fig. 1 and 2, which is a generally solid pile of revolution, comprises a transmission through shaft 101 arranged vertically; and a fixed housing 102 for being screwed or welded on a bracket of the logistics conveying system positioned at the outer side so as to enable the transmission through shaft 101 to rotate therein, wherein the transmission through shaft 101 is preferably coaxially arranged at the axis of the whole revolving body, thereby realizing the fluency of convenient installation, arrangement and operation; and a driving source connected with one end of the transmission through shaft 101, the driving source in this embodiment is a servo motor (not shown) located beside the support of the logistics conveying system, the servo motor is connected between the transmission through shafts 101 through a synchronous belt to realize stable and accurate rotation, and the upper end of the transmission through shaft 101 is connected with a conveying belt or a conveying roller exposed out of the top of the fixed housing 102 through a direct connection or reversing device (such as a magnetic wheel, a bevel gear, etc.). The fixed casing 102 includes a revolving inner casing 112 connected to the transmission through shaft 101 through a connecting member 106 and a revolving outer casing 122 rotatably fitted over the inner casing 112; a rotary joint 132 is provided between the outer casing 122 and the inner casing 112 so that relative rotation can be stably achieved. In operation, the rotation of the outer casing 122 is achieved by connecting a steering timing belt to the steering timing pulley 142 screwed to the outer casing 122 and a steering power supply device located beside the steering timing belt. The steering power supply device is a servo motor, and the steering angle of the outer shell 122 can be accurately and controllably adjusted by matching the characteristic that the running speed of the servo motor is adjustable and controllable with the characteristic that the pitch of the steering synchronous belt wheel 142 is stable. Meanwhile, the steering timing pulley 142 is a circumferential structure around the outer housing 122, so that 360-degree omni-directional adjustment can be realized in cooperation with rotation of the timing belt.

Meanwhile, the conveying through shaft 101 and the inner shell 112 can rotate relatively through the connecting piece 106, and the inner shell 112 and the outer shell 122 can rotate relatively through the rotating connecting piece 132, so that when the whole power transmission mechanism operates, the conveying through shaft 101 provides conveying power to rotate and the outer shell adjusting mechanism rotates towards, and the simultaneous operation without mutual influence can be guaranteed, and the high operation efficiency is achieved.

In this embodiment, the rotating connecting member 132 comprises a bearing 1321 at the upper end of the inner housing 112 and a bearing 1322 at the lower end thereof, which are engaged with the outer housing 122 at the outer side thereof, thereby forming a stable positioning of the two ends and allowing them to rotate relatively. Retaining rings 1323 are respectively clamped or sleeved on the bearing 1321 and the bearing 1322, and the retaining rings 1323 are preferably split retaining rings clamped between the inner shell 112 and the outer shell 122, and are matched with stepped inner walls on the outer shell to limit the bearing 1321 and the bearing 1322.

In this embodiment, the inner housing 112 includes a cylindrical inner tube 1121 formed by machining and an inner bracket 1122 mounted to the lower end of the inner tube 1121 in a snap fit manner; the inner circular tube 1121 is coaxially clamped and connected with a connecting piece 106 through a step section formed by machining; the internal cradle 1122 is a solid of revolution with an L-shaped cross-section, and its horizontal flange is fixedly connected to the general cradle of the logistics system located outside by bolts or welding to form a positioning support for the entire power transmission mechanism.

In this embodiment, the outer casing 122 includes an outer circular tube 1221 and an outer support frame 1222 snap-fitted to an upper end of the outer circular tube 1221, the outer support frame 1222 is used to place a rotation transmission unit 100 (including a conveying belt or a conveying roller exposed from a top of the fixed housing 102 and connected to the above-mentioned direct connection or reversing device (such as a magnetic wheel, a bevel gear, etc.) connected to the conveying through shaft 101), and the specific structure of the outer support frame 1222 includes a horizontal conveying roller located inside a hollow casing, coupled to the conveying through shaft 101 to receive the driving input shaft, and connected to the driven conveying roller of the input shaft through a timing belt or the like, and the conveying roller may be a device directly contacting with a conveyed material package, or a conveying belt may be tensioned on a surface thereof to convey the material package. The rotating connector 132 is sleeved and connected to the outer circular tube 1221; the outer holder frame 1222 is fixedly connected to the rotation transmission unit 100 by bolts or welding.

In this embodiment, the connecting member 106 includes two rotary bearings (more than two in other preferred embodiments) between the transmission through shaft 101 and the inner housing 112, and the rotary bearings are uniformly distributed on the transmission through shaft 101 covered by the fixed housing 102 or on the transmission through shaft 101 covered near both ends of the fixed housing 102 (i.e. near both ends of the fixed housing 102 in this embodiment) along the axial extension direction of the transmission through shaft 101.

The above embodiments are only described for the preferred embodiments of the present invention, and are not intended to limit the concept and scope of the present invention, and the various modifications and improvements made by the ordinary person in the art without departing from the design concept of the present invention all fall into the protection scope of the present invention.

Claims

1. A rotary power transmission mechanism comprising a transmission through shaft (101), a fixed case (102) for rotating the transmission through shaft (101), and a drive source connected to one end of the transmission through shaft (101), characterized in that the fixed case (102) comprises an inner case (112) connected to the transmission through shaft (101) through a connecting member (106), and an outer case (122) fitted over the inner case (112); a rotary connector (132) is arranged between the outer shell (122) and the inner shell (112); and a steering synchronous pulley (142) is arranged on the outer side of the outer shell (122), and a steering power supply device positioned on the outside is connected with the steering synchronous pulley (142) through a steering synchronous belt to realize the driving rotation of the outer shell (122).

2. A rotary power transmission mechanism according to claim 1, wherein the rotary connector (132) comprises a bearing (1321) and a load bearing (1322), the bearing (1321) and the load bearing (1322) being provided with a retaining ring (1323), respectively.

3. A rotary power transmission mechanism according to claim 1 or claim 2, wherein the inner casing (112) comprises an inner tube (1121) and an inner cradle (1122) provided at the end of the inner tube (1121); the inner circular tube (1121) is connected with the connecting piece (106); the inner support frame (1122) is fixedly connected with a logistics system main support located outside.

4. A rotary power transmission mechanism as claimed in claim 1 or 2, characterized in that the outer casing (122) comprises an outer tube (1221) and an outer saddle frame (1222) provided at the end of the outer tube (1221); the outer circular tube (1221) is connected with the rotary connecting piece (132); the outer bearing support (1222) is fixedly connected to the rotation transmission unit (100).

5. A rotary power transmission mechanism according to claim 1, characterized in that the connecting member (106) has at least two rotary bearings, which are evenly distributed on the transmission through shaft (101) covered by the stationary housing (102) or on the transmission through shaft (101) covered near both ends of the stationary housing (102).