CN210413108U

CN210413108U - Automatic platform leveling device

Info

Publication number: CN210413108U
Application number: CN201920996382.6U
Authority: CN
Inventors: 靳立新; 杨华
Original assignee: Tangshan Huajunliyun Technology Co Ltd
Current assignee: Tangshan Huajunliyun Technology Co Ltd
Priority date: 2019-06-28
Filing date: 2019-06-28
Publication date: 2020-04-28
Anticipated expiration: 2029-06-28

Abstract

The utility model discloses an automatic platform leveling device, which comprises two single-point leveling mechanisms and a supporting screw rod, wherein the two single-point leveling mechanisms are positioned below a lifting platform, each single-point leveling mechanism comprises a leveling motor, the output end of the leveling motor is provided with a linkage shaft, the linkage shaft is internally hollow, a threaded shaft which is rotationally connected with the linkage shaft through threads is inserted at the top of the linkage shaft, the top of the threaded shaft is fixed on the lifting platform, a potentiometer which is arranged in parallel with the leveling motor is arranged on the side surface of the leveling motor, the top of the potentiometer is provided with a gear rod, and a linkage gear which is fixed with the potentiometer is arranged on; the device realizes three-point leveling of the platform through two-point fine adjustment. Therefore, the purpose of leveling the platform is achieved, the leveling device can be widely applied to the fields of 3D printing, laser cutting, laser engraving, numerical control machining and the like which need the platform, a manual screw adjusting mode is replaced, the platform adjusting efficiency is improved, the function of automatic leveling when the machine is started is achieved through the memory function of the potentiometer, and the leveling device is convenient and fast to use.

Description

Automatic platform leveling device

Technical Field

The utility model relates to a mechanical automation control field specifically is a platform automatic levelling device.

Background

At present, a material printing or processing platform used in the fields of 3D printers, laser cutting machines, laser engraving machines, numerical control processing equipment and the like needs to be adjusted to be in a horizontal state, the leveling of the platform is mostly in a manual leveling mode at present, namely, the leveling is carried out in a mode of manually adjusting a platform screw, the manual leveling mode is troublesome to operate, and the adjustment precision is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a platform automatic levelling device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an automatic platform leveling device comprises two single-point leveling mechanisms and a supporting screw rod, wherein the two single-point leveling mechanisms are positioned below a lifting platform, each single-point leveling mechanism comprises a leveling motor, the output end of each leveling motor is provided with a linkage shaft, the linkage shaft is hollow, a threaded shaft in threaded rotation connection with the linkage shaft is inserted into the top of the linkage shaft, the top of the threaded shaft is fixed on the lifting platform, the side surface of each leveling motor is provided with a potentiometer arranged in parallel with the leveling motor, the top of the potentiometer is provided with a gear rod, the gear rod is provided with a linkage gear fixed with the gear rod, the linkage shaft is provided with a driving gear, the driving gear is meshed with the linkage gear, and the gear rod and the linkage shaft are both; the two single-point leveling mechanisms and the supporting screw rods are distributed on the fixed platform in an isosceles triangle shape.

As the preferred scheme of the utility model: the threaded shaft is sleeved with a balance spring, the upper end of the balance spring is abutted to the bottom surface of the lifting platform, and the lower end of the balance spring is abutted to the upper end of the linkage shaft.

Compared with the prior art, the beneficial effects of the utility model are that: the device realizes three-point leveling of the platform through two-point fine adjustment. Therefore, the purpose of leveling the platform is achieved, the leveling device can be widely applied to the fields of 3D printing, laser cutting, laser engraving, numerical control machining and the like which need the platform, a manual screw adjusting mode is replaced, the platform adjusting efficiency is improved, the function of automatic leveling when the machine is started is achieved through the memory function of the potentiometer, and the leveling device is convenient and fast to use.

Drawings

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

Fig. 2 is a schematic structural diagram of the present invention.

Fig. 3 is a perspective view of the leveling screw according to the present invention.

In the figure, 1-a potentiometer, 2-a leveling motor, 3-a linkage gear, 4-a linkage shaft, 5-a balance spring, 6-a threaded shaft and 7-a driving gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, an automatic platform leveling device comprises two single-point leveling mechanisms and a supporting screw rod, wherein the two single-point leveling mechanisms are positioned below a lifting platform, each single-point leveling mechanism comprises a leveling motor 2, a linkage shaft 4 is arranged at the output end of the leveling motor 2, the linkage shaft 4 is hollow, a threaded shaft 6 rotatably connected with threads of the linkage shaft 4 is inserted into the top of the linkage shaft 4, the top of the threaded shaft 6 is fixed on the lifting platform, a potentiometer 1 arranged in parallel with the leveling motor 2 is arranged on the side surface of the leveling motor 2, a gear rod is arranged at the top of the potentiometer 1, a linkage gear 3 fixed with the gear rod is arranged on the gear rod, a driving gear 7 is arranged on the linkage shaft 4, the driving gear 7 is meshed with the linkage gear 3, and the gear rod and the; when leveling work is carried out, the potentiometer 1 is connected with a detection device to detect the resistance value of the potentiometer, when the potentiometer 1 has a fixed resistance value, the platform reaches a leveling state, the leveling motor 2 is started during leveling, the linkage shaft 4 rotates, the threaded shaft 6 rotates relative to the threaded shaft 6, the threaded shaft 6 moves in the vertical direction, the height of the lifting platform is adjusted, the linkage shaft 4 rotates, the linkage gear 3 is driven to rotate through the driving gear 7, the potentiometer 1 rotates, the resistance value is changed, and when the resistance value of the potentiometer 1 is detected to reach the preset value, the leveling motor 2 stops working, and leveling of a single-point position is completed.

Specifically, two single-point leveling mechanisms and supporting screws are distributed on the fixed platform in an isosceles triangle shape, so that three-point support is formed, and the three-point leveling can ensure the complete horizontal state of the lifting platform after adjustment.

Example 2:

on the basis of embodiment 1, threaded shaft 6 is gone up the cover and is equipped with balance spring 5, and balance spring 5 upper end butt lift platform bottom surface, and balance spring 5 lower extreme butt universal driving shaft 4 upper end can absorb vibrations in the platform lift in-process, makes lift platform get into stable state fast after the leveling.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a platform automatic leveling device, is including two single-point leveling mechanism and a support screw rod that are located the lift platform below, a serial communication port, single-point leveling mechanism includes leveling motor (2), and the output of leveling motor (2) is equipped with universal driving shaft (4), and universal driving shaft (4) inside cavity has screw thread axle (6) rather than the screw thread rotation is connected at universal driving shaft (4) top cartridge, and screw thread axle (6) top is fixed on lift platform, is equipped with potentiometre (1) rather than setting side by side in leveling motor (2) side, and potentiometre (1) top is equipped with the gear pole to be equipped with rather than fixed link gear (3) on the gear pole, be equipped with drive gear (7) on universal driving shaft (4), drive gear (7) mesh with link gear (3).

2. The automatic platform leveling device according to claim 1, wherein the gear rod and the linkage shaft (4) are rotatably mounted on the fixed platform.

3. The automatic platform leveling device of claim 1, wherein the two single point leveling mechanisms and the support screws are distributed on the fixed platform in an isosceles triangle.

4. A device for automatically levelling a platform according to claim 1, 2 or 3 wherein the threaded shaft (6) is fitted with a balancing spring (5).

5. The automatic platform leveling device according to claim 4, wherein the upper end of the balance spring (5) abuts against the bottom surface of the lifting platform, and the lower end of the balance spring (5) abuts against the upper end of the linkage shaft (4).