CN210854045U

CN210854045U - Power transmission mechanism

Info

Publication number: CN210854045U
Application number: CN201920850808.7U
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 power transmission mechanism to solve the problem that exists among the prior art, including the transmission lead to the axle, make transmission lead to axle pivoted fixed shell and with the driving source that transmission leads to an one end and connects, the inherent magnetic disc of the other end cover of transmission lead to the axle, the magnetic disc top has one and is located transmission leads to axle one side and overlaps the solid epaxial magnetic force wheel of transmission, the transmission two axles with have an contained angle α between the transmission lead to the axle, 0 is less than α and is less than or equal to 90.

Description

Power transmission mechanism

Technical Field

The utility model relates to a commodity circulation conveying equipment technical field especially relates to a 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 is connected with the sorting ball in the middle through an O-shaped belt or a conical roller, a bevel gear and the like, so that the sorting ball is driven to rotate, and the steering motion is generally completed through a 90-degree connecting rod mechanism or a pull rod.

However, if the O-belt used in the prior art has a fixed power supply path, i.e. the O-belt can only be tensioned on one plane to realize the tensioned transmission, such a situation results in an inflexible arrangement, and a certain space is occupied for tensioning the O-belt, and the space cannot be reduced. Similarly, the power supply mode of the conical roller or the conical gear can reduce the volume of the mechanism through the reversing of the inclined structure of the mechanism, but if the mechanism needs to adjust different conveying directions/angles according to the actual working state, parts with different parameters need to be produced again to realize the change, and the cost is high, so that the efficient and low-cost adjustment production in modern flexible production is difficult to realize. Meanwhile, the O-shaped belt, the roller, the bevel gear and the like have the problems of high loss and frequent maintenance due to direct contact transmission.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a power transmission mechanism is in order to solve the problem that exists among the prior art, can effectual solution O shape area, cylinder, umbelliform gear isotructure arrange inconvenient, bulky, changeable work demand scheduling problem in the flexible production of unable adaptation through this power transmission mechanism. And then have arrange advantages such as convenient, simple structure, adaptable changeable production demand, still can have higher life simultaneously, can effectively reduce the maintenance time, improve the continuity and the high efficiency of production.

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

a power transmission mechanism comprises a transmission through shaft, a fixed shell enabling the transmission through shaft to rotate and a driving source connected with one end of the transmission through shaft, wherein a magnetic disc is fixed to the other end of the transmission through shaft in a sleeved mode, a magnetic wheel which is located on one side of the transmission through shaft and is fixedly sleeved on a transmission secondary shaft is arranged above the magnetic disc, an included angle α is formed between the transmission secondary shaft and the transmission through shaft, and the included angle is not less than 0 degree and not more than α and not more than 90 degrees.

The magnetic transmission between the transmission through shaft and the transmission through shaft can adjust the relative position between the transmission through shaft and the transmission through shaft to be variable α angle, so that a multidirectional and flexible conveying mode which cannot be realized by O-shaped belt or mechanical connection can be realized.

As the utility model discloses a preferred, fixed shell is established including the cover the epaxial base member of transmission leads to with set up respectively the first fixed plate and the second fixed plate of base member tip.

Therefore, the base body can have higher stability by respectively adopting the first fixing plate and the second fixing plate to fix from top to bottom, and the operation stability of the base body is further ensured.

As the utility model discloses a preferred, the transmission through-shaft with be provided with the connecting piece between the fixed shell.

Therefore, the stability of the rotation operation of the transmission through shaft is realized by the matching of the bearing or the similar connecting piece and the flanging, the stepped shaft section and the like on the transmission through shaft, so that the stable transmission of the rotation action can be ensured under a longer conveying distance.

As the utility model discloses a preferred, the connecting piece includes first bearing and second bearing, first bearing is close to first fixed plate, the second bearing is close to the second fixed plate.

From this, guarantee the stability of transmission through-shaft through the spacing mode in both ends.

As the utility model discloses a preferred, first fixed plate or second fixed plate top is fixed with the support, be provided with the bearing frame subassembly on the support, the restriction of bearing frame subassembly the transmission two-shaft position makes the magnetic disc with the interval sets up between the magnetic wheel.

Therefore, the magnetic disc and the magnetic wheel are arranged at intervals by the characteristics of magnetic force, so that the contact is reduced, the service life is prolonged, and the noise and the vibration are reduced. Meanwhile, the position of the bearing seat assembly on the support can be adjusted, the rotating speed of the transmission two shafts can be adjusted by adjusting the distance between the magnetic disc and the magnetic wheel to change the magnetic force between the magnetic disc and the magnetic wheel, and the speed adjusting effect is further realized to improve the adaptability to different working requirements.

As a further preference, a transmission space distinction is provided between the magnetic disk and the magnetic wheel. Therefore, the mutual isolation of the magnetic disc and the magnetic wheel can be realized, and the power transmission between different spaces can be still ensured.

The beneficial effect of above-mentioned scheme lies in at least:

1. the power transmission structure of the logistics conveying system with stability, low vibration, low noise and long service life is realized through the transmission between the magnetic disc/the magnetic wheel, and meanwhile, the transmission structure is smaller and the occupied space is small;

2. the conveying direction is adjustable, and the adjustable conveying direction can be applied to a logistics conveying structure with a more flexible, complex and three-dimensional topological structure in a more convenient and low-cost mode;

3. the transmission through shaft which plays a main role in conveying power has a stable mounting structure, and can ensure continuous and stable power output and higher conveying efficiency;

4. the adjustable distance between the magnetic wheel and the magnetic disc can prolong the service life and conveniently adjust the conveying speed and load.

Drawings

Fig. 1 is a schematic front view of a first embodiment of the present invention;

fig. 2 is a schematic side view of a first embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view of the transmission through shaft of the present invention;

fig. 4 is a schematic structural diagram of a second embodiment of the present invention;

fig. 5 is a schematic structural diagram of a third embodiment of the present invention;

the items in the figure are respectively: 101 transmission through shaft, 102 fixed shell, 1020 basal body, 1021 first fixed plate, 1022 second fixed plate, 103 magnetic disc, 104 transmission two shaft, 105 magnetic wheel, 106 connecting piece, 1061 first bearing, 1062 second bearing, 107 support, 1071 bearing block component.

Detailed Description

The following detailed description of the present invention is made with reference to the accompanying drawings:

example one

A power transmission mechanism as shown in fig. 1, 2 and 3 comprises a transmission shaft 101 arranged longitudinally, a fixed housing 102 fixed on a material flow conveying system by bolts or welding for rotating the transmission shaft 101, and a driving source connected with one end of the transmission shaft 101, wherein the driving source in the present embodiment is a motor connected to a synchronous pulley at the lower end of the transmission shaft 101 through a synchronous belt for driving the transmission shaft, and in other preferred embodiments, the motor or the like power output device is connected to the transmission shaft 101 through a direct connection, a shaft connection, or the like, the other end (i.e., the upper end) of the transmission shaft 101 is connected with a magnetic disk 103 fixed by a key, the magnetic disk 103 has a magnetic wheel 105 located at the first side of the transmission shaft 101 and fixed on the transmission shaft 104 through a key, and the surfaces thereof are provided with magnetic particles or magnetic strips having the same polarity, so that when one rotates, the other rotates by a repulsive force of the same polarity, the axes of the magnetic wheel 105 and the magnetic disk 103 are always orthogonal to have the best repulsive force transmission effect, the transmission shaft 103 and the horizontal transmission shaft is installed above the transmission shaft 101, so that the transmission shaft can be horizontally arranged at an included angle α, and the transmission shaft can be used for conveying the horizontal conveyor belt, and the horizontal conveyor belt can be installed at the end of the conveyor belt.

In this embodiment, the fixed housing 102 includes a hollow cylindrical base 1020 sleeved on the transmission through shaft 101, and a first annular fixing plate 1021 and a second annular fixing plate 1022 which are fixedly connected to two end portions of the base 1020 by bolts or welding, respectively, where the first fixing plate 1021, the second fixing plate 1022 and the base 1020 together form an i-shaped structure for reducing weight and accommodating components therein, and two ends of the i-shaped structure are favorable for further mounting different extension components. The first fixing plate 1021 and the second fixing plate 1022 are used for realizing fixed or adjustable direction connection with other parts of the logistics conveying system (depending on the requirement).

In this embodiment, a connecting member 106 is provided between the transmission through shaft 101 and the fixed housing 102. The connecting member 106 includes a first bearing 1061 and a second bearing 1062, which are respectively sleeved between the transmission through shaft 101 and the fixed housing 102, wherein the first bearing 1061 is close to the first fixed plate 1021, and the second bearing 1062 is close to the second fixed plate 1022. The first bearing 1061 is located on one side of the upper end of the vertical transmission through shaft 101, and is a deep groove ball bearing or a similar radial ball bearing which is mainly used for bearing radial load and can bear a small amount of axial load, so as to mainly play a role in enabling the transmission through shaft 101. The second bearing 1062 is located on the lower end side of the vertical transmission through shaft 101, and is an axial thrust bearing, so as to realize the mutual rotational connection between the transmission through shaft 101 and the base 1020 and at the same time, to play a role of bearing the weight load of each component above.

In this embodiment, the bracket 107 is fixed above the first fixing plate 1021 through a bolt-nut pair or welded, in other preferred embodiments, the bracket 107 can also be selected as the mounting bracket 107 on the second fixing plate 1022 to meet the requirement of conveying power supply at different positions, the bearing seat assembly 1071 with a housing capable of being adjusted in position along the extending direction of the long hole slot by matching the long hole slot with the adjustable threaded nut pair is mounted on the bracket 107, and the bearing seat assembly 1071 includes the bearing seat with the bearing movably connected to the bracket 107 and the conveying biaxial 104 sleeved in the bearing seat. The function of the transmission device is to limit the position of the transmission dual shaft 104 through the long hole slot so that the magnetic disc 103 and the magnetic wheel 105 are always kept in a non-contact interval arrangement to reduce the problems of vibration, noise and the like caused by contact in the case of realizing magnetic transmission. Meanwhile, the size of the magnetic force interacting between the magnetic disc 103 and the magnetic wheel 105 can be changed by adjusting the distance between the magnetic disc and the magnetic wheel.

Example two

The technical solution described in the second embodiment is similar to that of the first embodiment, and the difference is that:

as shown in fig. 4, in the present embodiment, the value of the α angle between the transmission biaxial shaft 103 and the transmission biaxial shaft 101 is 45 °, that is, the axes of the two shafts form an included angle of 45 °, wherein the transmission biaxial shaft 103 is horizontally disposed, the transmission biaxial shaft 101 extends upward from the lower side by 45 ° to the lower side of the magnetic wheel 105 of the transmission biaxial shaft 103, and the end portion thereof is connected to the magnetic disc 103 through a universal joint, and the upper section of the universal joint is limited to the vertical state by a horizontal beam-like component (that is, the magnetic disc 103 is kept horizontal), so that both the oblique power supply of the transmission biaxial shaft 101 and the stability of the orthogonal transmission structure of the magnetic disc 103 and the magnetic wheel 105 are ensured.

EXAMPLE III

The technical solution described in the third embodiment is similar to that of the first embodiment, and the difference is that:

as shown in figure 5, in the embodiment, the value of α angle between the transmission two shafts 103 and the transmission through shaft 101 is 0 degree, namely the axes of the two shafts are parallel, the end part of the transmission through shaft 101 forms a structure for connecting and driving the magnetic disc 103 through a bevel gear set and realizes the horizontal arrangement of the magnetic disc 103 so as to realize the orthogonal transmission with the magnetic wheel 105, and the embodiment can realize the horizontal power transmission through the transverse transmission through shaft 101 under the condition of limited height or realize the power supply of lateral upward power to the logistics transportation articles when the transmission through shaft 101 is vertically arranged.

Example four

The technical solution described in the fourth embodiment is similar to that of the first embodiment, and the difference is that:

in this embodiment, a transfer space divider is provided between the magnetic disk 103 and the magnetic wheel 105. The transfer space divider is a thin plastic plate that is clamped in a fixed housing, so that the magnetic disk 103 and the magnetic wheel 105 are spatially separated by the transfer space divider without causing interruption of the magnetic drive. After separation, on the one hand, the contact between the magnetic disc 103 and the magnetic wheel 105 can be further reduced through a thin plate structure, and the damage caused by direct interference of the magnetic disc 103 and the magnetic wheel 105 can be avoided through the solid structure of the thin plate structure under the condition of possible contact collision; on the other hand, the structure can effectively realize mutual isolation, namely, dust, small foreign matters and the like entering from one side can be isolated by the transmission space partition piece and cannot enter the other side, so that the difficulty of maintenance can be simplified, and the loss of the magnetic transmission structure can be reduced.

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 power transmission mechanism comprises a transmission through shaft (101), a fixed shell (102) enabling the transmission through shaft (101) to rotate and a driving source connected with one end of the transmission through shaft (101), and is characterized in that a magnetic disc (103) is fixed to the other end of the transmission through shaft (101), a magnetic wheel (105) which is located on one side of the transmission through shaft (101) and is fixedly sleeved on a transmission secondary shaft (104) is arranged above the magnetic disc (103), an included angle α is formed between the transmission secondary shaft (104) and the transmission through shaft (101), and the included angle is not less than 0 degree and not more than α and not more than 90 degrees.

2. A power transmission mechanism according to claim 1, wherein said fixed housing (102) comprises a base (1020) fitted over said transmission shaft (101) and a first fixing plate (1021) and a second fixing plate (1022) respectively provided at ends of said base (1020).

3. A power transmission mechanism according to claim 2, characterized in that a connection (106) is provided between the transmission through-shaft (101) and the stationary housing (102).

4. A power transmission mechanism as claimed in claim 3, wherein the link (106) comprises a first bearing (1061) and a second bearing (1062), the first bearing (1061) being adjacent the first fixing plate (1021) and the second bearing (1062) being adjacent the second fixing plate (1022).

5. A power transmission mechanism according to claim 2, wherein a bracket (107) is provided above the first fixing plate (1021) or the second fixing plate (1022), and a bearing housing assembly (1071) is provided on the bracket (107), the bearing housing assembly (1071) limiting the position of the transmission biaxial shaft (104) such that the magnetic disk (103) and the magnetic wheel (105) are spaced apart from each other.

6. A power transmission mechanism according to claim 1 or 5, characterized in that there is a transmission space partition between the magnetic disc (103) and the magnetic wheel (105).