Lifting rack base for motor test

Abstract

The utility model relates to a liftable rack base for motor testing. The liftable rack base comprises a base, a supporting plate arranged above the base, a guide piece for guiding the supporting plate to move, a threaded column for driving the supporting plate to move up and down, and a rotating device for driving the threaded column to rotate, supporting columns are arranged at the bottom of the supporting plate; the threaded column is in threaded connection with the interior of the supporting column; the threaded column is arranged at the acting end of the rotating device; the rotating device is arranged on the base; and the guide piece is arranged on the base. The problem that a large-weight motor cannot meet the requirement by using a hydraulic or pneumatic simple lifting structure and the like is solved.

Description

Technical Field

[0001] The utility model relates to the field of motor bases, in particular to a liftable platform base for motor testing. Background Art

[0002] In the prior art, the height of the existing high-speed motor test bench is fixed. When performing three-motor or four-motor joint debugging, it can only adapt to one test sample and does not have good adjustability. Although the lifting function of the lifting platform is not complicated, for heavy motors, simple lifting structures such as hydraulic or pneumatic cannot meet the requirements, because how to ensure the smoothness of the lifting process is very important. Utility Model Content

[0003] The embodiments of the present application provide a liftable platform base for motor testing, thereby solving the problem in the prior art that a simple lifting structure such as hydraulic or pneumatic lifting cannot meet the requirements for heavy motors.

[0004] The technical solution adopted in the embodiments of the present application is as follows.

[0005] A liftable platform base for motor testing, comprising a base, a support plate arranged above the base, a guide member for guiding the movement of the support plate, a threaded column for driving the support plate to move up and down, and a rotating device for driving the threaded column to rotate; a support column is arranged at the bottom of the support plate; the threaded column is threadedly connected in the support column; the threaded column is arranged at the action end of the rotating device; the rotating device is arranged on the base; the guide member is arranged on the base; a plurality of guide members are arranged along the support plate; the rotating device comprises a worm wheel, a worm meshing with the worm wheel, and a driving device for driving the worm to rotate; the worm wheel is rotatably connected to the base; the threaded column is arranged on the worm wheel; the driving device is arranged on the base; the worm is arranged at the driving end of the driving device.

[0006] A further technical solution is: a ball is rollingly connected to the bottom of the worm wheel; a plurality of balls are arranged along the worm wheel; a rotation groove is opened on the base; the worm wheel rotates in the rotation groove; a guide groove is arranged in the rotation groove; and the ball moves along the guide groove.

[0007] A further technical solution is: the height of the thread on the threaded column is 1 / 20 of the overall height of the threaded column.

[0008] One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:

[0009] 1. Since the base is in the shape of a rectangular plate, a guide is provided on the base, a support plate is provided above the guide, the support plate moves up and down along the guide, a rotating device is provided on the base, a threaded column is provided at the rotating end of the rotating device, a support column is provided at the bottom of the support plate, the support column is threadedly connected to the threaded column, the thread height of the threaded column is 1 / 20 of the overall height of the threaded column, when the rotating device is driven to rotate, the support column is driven to move up and down along the guide, thereby driving the support plate to move up and down, thereby realizing the up and down movement of the motor, and the large number of threads makes it possible to bear a larger weight and have a higher displacement accuracy.

[0010] 2. A rotating groove is provided on the base, a worm wheel is rotatably connected in the rotating groove, a ball is rollingly connected to the bottom of the worm wheel, a guide groove is provided at the bottom of the rotating groove, several groups of balls are arranged along the worm wheel, the ball moves in the guide groove, a worm is rotatably connected on the base, the worm is meshed with the worm wheel, a driving device is provided on the base, and the driving end of the driving device is arranged on the worm, when the driving worm rotates, the worm wheel is driven to rotate, so that the ball moves in the guide groove, and at the same time, the threaded column is rotated, driving the support plate to move up and down, thereby achieving uniform speed movement and preventing the motor from pressing down to make the support plate unstable. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the structure of a liftable platform base for motor testing in the utility model.

[0012] Figure 2 It is a cross-sectional view of a liftable platform base for motor testing in the utility model.

[0013] In the figure: 1, base; 11, rotating groove; 12, guide groove; 2, support plate; 21, support column; 3, guide member; 4, threaded column; 5, rotating device; 51, worm gear; 511, ball; 52, worm; 53, driving device. DETAILED DESCRIPTION

[0014] The embodiments of the present application provide a liftable platform base for motor testing, thereby solving the problem in the prior art that a simple lifting structure such as hydraulic or pneumatic lifting cannot meet the requirements for heavy motors.

[0015] The technical solution in the embodiment of the present application is to solve the above problems, and the overall idea is as follows

[0016] In order to better understand the above technical solution, the above technical solution will be described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0017] A liftable bench base for motor testing comprises a base 1, a support plate 2 arranged above the base 1, a guide member 3 for guiding the movement of the support plate 2, a threaded column 4 for driving the support plate 2 to move up and down, and a rotating device 5 for driving the threaded column 4 to rotate; a support column 21 is arranged at the bottom of the support plate 2; the threaded column 4 is threadedly connected in the support column 21; the threaded column 4 is arranged at the action end of the rotating device 5; the rotating device 5 is arranged on the base 1; the guide member 3 is arranged on the base 1; a plurality of guide members 3 are arranged along the support plate 2; the rotating device 5 comprises a worm wheel 51, a worm 52 meshing with the worm wheel 51, and a driving device 53 for driving the worm 52 to rotate; the worm wheel 51 is rotationally connected to the base 1; the threaded column 4 is arranged on the worm wheel 51; the driving device 53 is arranged on the base 1; the worm 52 is arranged at the driving end of the driving device 53; the height of the thread on the threaded column 4 is 1 / 20 of the overall height of the threaded column 4.

[0018] The base 1 is in the shape of a rectangular plate, and a guide member 3 is provided on the base 1. A support plate 2 is provided above the guide member 3. The support plate 2 moves up and down along the guide member 3. A rotating device 5 is provided on the base 1. A threaded column 4 is provided at the rotating end of the rotating device 5. A support column 21 is provided at the bottom of the support plate 2. The support column 21 is threadedly connected to the threaded column 4. The thread height of the threaded column 4 is 1 / 20 of the overall height of the threaded column 4. When the rotating device 5 is driven to rotate, the support column 21 is driven to move up and down along the guide member 3, thereby driving the support plate 2 to move up and down.

[0019] Since the base 1 is in the shape of a rectangular plate, a guide member 3 is arranged on the base 1, a support plate 2 is arranged above the guide member 3, and the support plate 2 moves up and down along the guide member 3, a rotating device 5 is arranged on the base 1, a threaded column 4 is arranged at the rotating end of the rotating device 5, and a support column 21 is arranged at the bottom of the support plate 2, and the support column 21 is threadedly connected to the threaded column 4, and the thread height of the threaded column 4 is 1 / 20 of the overall height of the threaded column 4. When the rotating device 5 is driven to rotate, the support column 21 is driven to move up and down along the guide member 3, thereby driving the support plate 2 to move up and down, thereby realizing the up and down movement of the motor. The larger number of threads makes it possible to bear a larger weight and have a higher displacement accuracy.

[0020] A ball 511 is rollingly connected to the bottom of the worm wheel 51 ; a plurality of ball 511 are arranged along the worm wheel 51 ; a rotation groove 11 is opened on the base 1 ; the worm wheel 51 rotates in the rotation groove 11 ; a guide groove 12 is arranged in the rotation groove 11 ; and the ball 511 moves along the guide groove 12 .

[0021] A rotating groove 11 is provided on the base 1, and a worm wheel 51 is rotatably connected in the rotating groove 11. A ball 511 is rollingly connected to the bottom of the worm wheel 51. A guide groove 12 is provided at the bottom of the rotating groove 11. Several groups of ball 511 are arranged along the worm wheel 51. The ball 511 moves in the guide groove 12. A worm 52 is rotatably connected to the base 1. The worm 52 is meshed with the worm wheel 51. A driving device 53 is provided on the base 1. The driving end of the driving device 53 is arranged on the worm 52. When the driving worm 52 rotates, the worm wheel 51 is driven to rotate, so that the ball 511 moves in the guide groove 12, and the threaded column 4 is rotated, driving the support plate 2 to move up and down.

[0022] Since a rotating groove 11 is provided on the base 1, a worm wheel 51 is rotatably connected in the rotating groove 11, and a ball 511 is rollingly connected to the bottom of the worm wheel 51, a guide groove 12 is provided at the bottom of the rotating groove 11, and several groups of ball 511 are arranged along the worm wheel 51, and the ball 511 moves in the guide groove 12, and a worm 52 is rotatably connected to the base 1, and the worm 52 is meshed with the worm wheel 51, and a driving device 53 is provided on the base 1, and a driving end of the driving device 53 is arranged on the worm 52. When the driving worm 52 rotates, the worm wheel 51 is driven to rotate, so that the ball 511 is located in the guide groove 12 and moves, and at the same time, the threaded column 4 is rotated, driving the support plate 2 to move up and down, thereby achieving uniform movement and preventing the motor from pressing down to make the support plate 2 unstable.

[0023] Although the preferred embodiments of the present invention have been described, those skilled in the art may make other changes and modifications to these embodiments once they have learned the basic creative concept. Therefore, the appended claims are intended to be interpreted as including the preferred embodiments and all changes and modifications falling within the scope of the present invention.

[0024] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A liftable platform base for motor testing, characterized in that: The invention comprises a base (1), a support plate (2) arranged above the base (1), a guide member (3) for guiding the movement of the support plate (2), a threaded column (4) for driving the support plate (2) to move up and down, and a rotating device (5) for driving the threaded column (4) to rotate; a support column (21) is arranged at the bottom of the support plate (2); the threaded column (4) is threadedly connected in the support column (21); the threaded column (4) is arranged at the action end of the rotating device (5); the rotating device (5) is arranged on the base (1); the guide member (3) is arranged on the base (1); a plurality of guide members (3) are arranged along the support plate (2); the rotating device (5) comprises a worm wheel (51), a worm (52) meshing with the worm wheel (51), and a driving device (53) driving the worm (52) to rotate; the worm wheel (51) is rotatably connected to the base (1); the threaded column (4) is arranged on the worm wheel (51); the driving device (53) is arranged on the base (1); and the worm (52) is arranged at the driving end of the driving device (53).

2. The escalable platform base for motor testing according to claim 1, characterized in that: The bottom of the worm wheel (51) is rollingly connected with a ball (511); a plurality of the ball (511) are arranged along the worm wheel (51); a rotation groove (11) is provided on the base (1); the worm wheel (51) rotates in the rotation groove (11); a guide groove (12) is provided in the rotation groove (11); and the ball (511) moves along the guide groove (12).

3. The escalable platform base for motor testing according to claim 1, characterized in that: The height of the thread on the threaded column (4) is 1 / 20 of the overall height of the threaded column (4).

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