CN211918859U

CN211918859U - AGV drive wheel lift buffering adjusting device

Info

Publication number: CN211918859U
Application number: CN201922493817.8U
Authority: CN
Inventors: 吴京南
Original assignee: Foshan Mihai Robot Automation Co ltd
Current assignee: Foshan Mihai Robot Automation Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-11-13
Anticipated expiration: 2029-12-30

Abstract

The utility model relates to a AGV technical field especially relates to AGV drive wheel lift buffering adjusting device. The AGV driving device comprises a driving wheel mounting piece and a driving wheel mounted on the driving wheel mounting piece, wherein one end of the driving wheel mounting piece is rotatably arranged on the AGV body, the other end of the driving wheel mounting piece is connected with the AGV body through a telescopic rod, the telescopic rod is slidably arranged on the AGV body, and the telescopic rod slides towards the driving wheel mounting piece to reduce the height of the driving wheel; the telescopic link is kept away from the driving wheel installed part, improves the height of driving wheel. The device realizes the lifting adjustment of the height of the driving wheel by adjusting the position of the sliding part, thereby ensuring the friction force between the wheel and the ground, achieving the purpose that the driving wheel can drive the AGV to walk smoothly, and simultaneously avoiding the driving wheel not bearing too large load and driving damage. In addition, the buffer spring can adjust the strength of the spring, thereby adjusting the pre-pressure of the driving wheel.

Description

AGV drive wheel lift buffering adjusting device

[ technical field ] A method for producing a semiconductor device

The utility model relates to a AGV technical field especially relates to AGV drive wheel lift buffering adjusting device.

[ background of the invention ]

The AGV is an "automated guided vehicle". An AGV is a transport vehicle equipped with an electromagnetic or optical automatic guide device, which can travel along a predetermined guide path and has safety protection and various transfer functions.

The key that AGV normally traveles is the drive, but at the in-process of traveling, often can meet the road surface unevenness condition, if the drive wheel position is higher, the unsettled condition of drive wheel can appear, just so lead to drive wheel and ground frictional force not enough, lead to the unable normal walking of AGV, consequently need provide an adjusting device, the height of adjustable drive wheel to both can guarantee the frictional force on drive wheel and ground, can prevent again that the drive wheel from bearing too big load.

[ summary of the invention ]

The utility model aims at solving the above problem and providing a AGV drive wheel lift buffering adjusting device, the device can independently be applicable to arbitrary drive wheel, guarantees the frictional force on drive wheel and ground through the lift adjustment to the drive wheel, ensures simultaneously that the drive wheel does not bear too big load. The buffer spring can adjust the strength of the spring and the pre-pressure of the driving wheel.

In order to achieve the above purpose, the AGV driving wheel lifting buffer adjusting device of the present invention comprises a driving wheel mounting member 40 and a driving wheel 41 mounted on the driving wheel mounting member 40, wherein one end of the driving wheel mounting member 40 is rotatably disposed on the AGV body 10, the other end is connected with the AGV body 10 through a telescopic rod 30, the telescopic rod 30 is slidably disposed on the AGV body 10, the telescopic rod 30 slides towards the driving wheel mounting member 40, and the height of the driving wheel 41 is reduced; the telescopic rod 30 is far away from the driving wheel mounting member 40, increasing the height of the driving wheel 41.

Further, the driving wheel mounting member 40 is provided with a driving device 42, and the driving wheel 41 is driven by the driving device 42.

Further, the AGV body 10 is provided with a fixing plate 11, the fixing plate 11 is provided with a fulcrum shaft 20, and the driving wheel mounting member 40 is connected with the fulcrum shaft 20 and can rotate relative to the fulcrum shaft 20.

Further, one end of the telescopic rod 30 is provided with a connecting shaft 22, the driving wheel mounting piece 40 is connected with the telescopic rod 30 through the connecting shaft 22, and the driving wheel mounting piece 40 and the telescopic rod 30 can rotate relatively through the connecting shaft 22; the other end of the telescopic rod 30 is provided with a second fulcrum shaft 21, the second fulcrum shaft 21 is slidably connected to the AGV body 10, and the telescopic rod 30 can rotate around the second fulcrum shaft 21.

Further, the AGV body 10 is further provided with a slide rail 16, the slide rail 16 is provided with a slider 13, the slider 13 is connected with the slider 12, and the second fulcrum shaft 21 is fixed on the slider 12.

Furthermore, a positioning pile 15 is further arranged on the slide rail 16, a positioning adjusting piece 14 is arranged on the positioning pile 15, and the extension length of the positioning adjusting piece 14 can be adjusted; the positioning adjusting piece 14 is in contact connection with the sliding piece 13, and the positioning adjusting piece 14 extends out to enable the sliding piece 13 to move towards the driving wheel 41 so as to reduce the height of the driving wheel 41; the positioning adjustment member 14 is retracted to move the slider 13 away from the driving wheel 41, increasing the height of the driving wheel 41.

Further, the telescopic rod 30 is further sleeved with a buffer spring 31, and the buffer spring 31 always provides tension for two ends of the telescopic rod 30.

The utility model discloses a contribution lies in providing a AGV drive wheel lift buffering adjusting device, and the device realizes the lift regulation of drive wheel height through the position of adjusting the slider to guarantee the frictional force on wheel and ground, reach the purpose that realizes that the drive wheel can drive the AGV walking smoothly, also can avoid the drive wheel not to bear too big load simultaneously, avoid the drive impaired. In addition, the buffer spring can adjust the strength of the spring, thereby adjusting the pre-pressure of the driving wheel. The adjusting device is suitable for any driving wheel, and realizes the function of independently adjusting each driving wheel.

[ description of the drawings ]

Fig. 1 is a schematic view of the installation structure of the present invention.

FIG. 2 is an exploded view of the adjustment device and AGV body.

[ detailed description ] embodiments

The following examples are further to explain and supplement the present invention, and do not constitute any limitation to the present invention.

Example 1

As shown in fig. 1-2, the AGV driving wheel lifting buffer adjusting device of this embodiment includes a driving wheel mounting member 40 and a driving wheel 41 mounted on the driving wheel mounting member 40, one end of the driving wheel mounting member 40 is rotatably disposed on the AGV body 10, the other end is connected to the AGV body 10 through a telescopic rod 30, the telescopic rod 30 is slidably disposed on the AGV body 10, the telescopic rod 30 slides towards the driving wheel mounting member 40, and the height of the driving wheel 41 is reduced; the telescopic rod 30 is far away from the driving wheel mounting member 40, increasing the height of the driving wheel 41.

The mobilizable setting of telescopic link 30 one end is on the AGV body, and the other end is connected with drive wheel installed part 40, and when the mobilizable one end of telescopic link 30 moved towards drive wheel installed part 40, the one end downstream that makes drive wheel installed part 40 be connected with telescopic link 30, and drive wheel 41 also moves down at this moment, increases the frictional force of drive wheel 41 and ground. When the movable end of the telescopic rod 30 moves away from the driving wheel mounting member 40, the end of the driving wheel mounting member 40 connected to the telescopic rod 30 moves upward, and the driving wheel 41 also moves upward, thereby reducing the load of the driving wheel 41. By adjusting the movable end of the telescopic rod 30 to a balance point, it is ensured that the friction force between the driving wheel 41 and the ground is sufficient, and at the same time, it is ensured that the driving wheel 41 does not bear too large load. The problem of traditional AGV under the uneven circumstances in ground, AGV's drive wheel 41 unsettled or load is too big is solved. The driving wheel mounting member 40 is further provided with a driving device 42, and the driving wheel 41 is driven by the driving device 42.

Example 2

As shown in fig. 1-2, the AGV body 10 of the present embodiment is provided with a fixing plate 11, the fixing plate 11 is provided with a fulcrum shaft 20, and the driving wheel mounting member 40 is connected to the fulcrum shaft 20 and can rotate relative to the fulcrum shaft 20. One end of the telescopic rod 30 is provided with a connecting shaft 22, the driving wheel mounting piece 40 is connected with the telescopic rod 30 through the connecting shaft 22, and the driving wheel mounting piece 40 and the telescopic rod 30 can rotate relatively through the connecting shaft 22; the other end of the telescopic rod 30 is provided with a second fulcrum shaft 21, the second fulcrum shaft 21 is slidably connected to the AGV body 10, and the telescopic rod 30 can rotate around the second fulcrum shaft 21.

The second fulcrum shaft 21 is slidably disposed on the AGV body, and the telescopic rod 30 can rotate around the second fulcrum shaft 21, when the second fulcrum shaft 21 slides towards the driving wheel 41, the driving wheel 41 can move downwards under the downward pressure of the telescopic rod 30, so as to achieve the purpose of adjusting the height of the driving wheel. The pivot shaft 20 provided on the fixing plate 11 ensures that the driving wheel mounting member 40 pivots about the pivot shaft 20.

Example 3

As shown in fig. 1-2, in this embodiment, the installation manner of the second fulcrum shaft 21 is completed, the AGV body 10 is further provided with a slide rail 16, the slide rail 16 is provided with a slider 13, the slider 13 is connected with the slider 12, and the second fulcrum shaft 21 is fixed on the slider 12.

The second fulcrum shaft 21 is disposed on the sliding piece 12, the sliding piece 12 is fixed on the sliding piece 13, and the sliding piece 13 moves on the sliding rail 16, so that when the sliding piece 13 moves, the second fulcrum shaft 21 also moves.

Example 4

As shown in fig. 1-2, a positioning pile 15 is further disposed on the slide rail 16 in this embodiment, a positioning adjusting member 14 is disposed on the positioning pile 15, and the positioning adjusting member 14 can adjust the extending length; the positioning adjusting piece 14 is in contact connection with the sliding piece 13, and the positioning adjusting piece 14 extends out to enable the sliding piece 13 to move towards the driving wheel 41 so as to reduce the height of the driving wheel 41; the positioning adjustment member 14 is retracted to move the slider 13 away from the driving wheel 41, increasing the height of the driving wheel 41. The spud 15 and the positioning adjustment member 14 together limit the movement range of the sliding member 13, and when the sliding member 13 is adjusted to a certain balance point, the positioning adjustment member 14 is only required to be pressed against the sliding member 13 at the balance point. At this balance point, it is ensured that not only the friction force between the driving wheel 41 and the ground but also the driving wheel 41 does not bear an excessive load.

Example 5

In this embodiment, the telescopic rod 30 is further sleeved with a buffer spring 31, and the buffer spring 31 always provides tension for two ends of the telescopic rod 30. The strength of the buffer spring 31 can be adjusted, and the pre-pressure of the driving wheel 41 relative to the ground can be adjusted by adjusting the strength of the buffer spring 31. The buffer spring 31 can realize the self-recovery of the height of the driving wheel 41, and simultaneously play a role of buffering when the driving wheel 41 is suddenly stressed, so that the driving wheel 41 can descend under the action of the buffer spring 31 after slightly lifting the height, thereby achieving the purpose of buffering.

Although the present invention has been described in connection with the above embodiments, the scope of the present invention is not limited thereto, and modifications, replacements, and the like to the above members are all within the scope of the claims of the present invention without departing from the concept of the present invention.

Claims

AGV drive wheel lift buffering adjusting device includes a drive wheel installed part (40) and installs drive wheel (41) on drive wheel installed part (40), its characterized in that: one end of the driving wheel mounting piece (40) is rotatably arranged on the AGV body (10), the other end of the driving wheel mounting piece is connected with the AGV body (10) through a telescopic rod (30), the telescopic rod (30) is slidably arranged on the AGV body (10), and the telescopic rod (30) slides towards the driving wheel mounting piece (40) to reduce the height of the driving wheel (41); the telescopic rod (30) is far away from the driving wheel mounting piece (40), and the height of the driving wheel (41) is increased.
2. An AGV drive wheel lift buffer adjustment as claimed in claim 1 wherein: the driving wheel mounting piece (40) is also provided with a driving device (42), and the driving wheel (41) is driven by the driving device (42) to run.
3. An AGV drive wheel lift buffer adjustment as claimed in claim 2 wherein: AGV body (10) on be provided with a fixed plate (11), be provided with a fulcrum axle (20) on fixed plate (11), drive wheel installed part (40) is connected with fulcrum axle (20), and fulcrum axle (20) rotate relatively.
4. An AGV drive wheel lift buffer adjustment as claimed in claim 3 wherein: one end of the telescopic rod (30) is provided with a connecting shaft (22), the driving wheel mounting piece (40) is connected with the telescopic rod (30) through the connecting shaft (22), and the driving wheel mounting piece (40) and the telescopic rod (30) can rotate relatively through the connecting shaft (22); the other end of the telescopic rod (30) is provided with a second fulcrum shaft (21), the second fulcrum shaft (21) is connected to the AGV body (10) in a sliding mode, and the telescopic rod (30) can rotate around the second fulcrum shaft (21).
5. An AGV drive wheel lift buffer adjustment as claimed in claim 4 wherein: the AGV comprises an AGV body (10) and is characterized in that a sliding rail (16) is further arranged on the AGV body (10), a sliding piece (13) is arranged on the sliding rail (16), the sliding piece (12) is connected with the sliding piece (13), and a second fulcrum shaft (21) is fixed on the sliding piece (12).
6. An AGV drive wheel lift buffer adjustment as claimed in claim 5 wherein: the sliding rail (16) is also provided with a positioning pile (15), the positioning pile (15) is provided with a positioning adjusting piece (14), and the positioning adjusting piece (14) can adjust the extending length; the positioning adjusting piece (14) is in contact connection with the sliding piece (13), and the positioning adjusting piece (14) extends out to enable the sliding piece (13) to move towards the driving wheel (41) and reduce the height of the driving wheel (41); the positioning adjusting piece (14) retracts to enable the sliding piece (13) to be far away from the driving wheel (41), and the height of the driving wheel (41) is increased.
7. An AGV drive wheel lift buffer adjustment as claimed in claim 6 wherein: the telescopic rod (30) is further sleeved with a buffer spring (31), and the buffer spring (31) provides tension for the two ends of the telescopic rod (30) all the time.