阅读说明：本技术 一种结构稳定的上整平机构 (Stable in structure's last leveling mechanism ) 是由 饶志平 于 2021-09-23 设计创作，主要内容包括：本发明提供一种结构稳定的上整平机构,包括安装架、四组升降驱动装置、上活动板、支撑轮和滚轴；四组升降驱动装置呈四角分布安装在安装架上方且动力输出端分别与上活动板连接；支撑轮安装在上活动板下方；滚轴安装在上活动板上且位于支撑轮下方；安装架的四角位置处分别具有支撑柱；左侧的两个支撑柱的左侧以及右侧的两个支撑柱的右侧分别安装有调整件；调整件包括转轴和活动块；活动块通过转轴转动连接在支撑柱上；上活动板设置在四个支撑柱之间；上活动板的前后两侧与支撑柱之间具有活动间隙；上活动板左右两侧面的前后两端分别安装有第一顶块；第一顶块分别与活动块面接触；体现出本发明稳定性高。(The invention provides an upper leveling mechanism with a stable structure, which comprises a mounting rack, four groups of lifting driving devices, an upper movable plate, supporting wheels and rolling shafts, wherein the four groups of lifting driving devices are arranged on the mounting rack; four groups of lifting driving devices are distributed at four corners and are arranged above the mounting frame, and power output ends of the four groups of lifting driving devices are respectively connected with the upper movable plate; the supporting wheel is arranged below the upper movable plate; the roller is arranged on the upper movable plate and is positioned below the supporting wheel; support columns are respectively arranged at the four corners of the mounting rack; adjusting pieces are respectively arranged on the left sides of the two supporting columns on the left side and the right sides of the two supporting columns on the right side; the adjusting piece comprises a rotating shaft and a movable block; the movable block is rotationally connected to the support column through a rotating shaft; the upper movable plate is arranged among the four support columns; movable gaps are arranged between the front and rear sides of the upper movable plate and the support columns; the front end and the rear end of the left side surface and the right side surface of the upper movable plate are respectively provided with a first jacking block; the first top blocks are respectively in surface contact with the movable blocks; the invention has high stability.)

1. An upper leveling mechanism with a stable structure comprises a mounting rack, four groups of lifting driving devices, an upper movable plate, supporting wheels and rolling shafts; the four groups of lifting driving devices are arranged above the mounting frame in a four-corner distribution manner, and power output ends of the four groups of lifting driving devices are respectively connected with the upper movable plate; the supporting wheels are arranged below the upper movable plate; the roller is arranged on the upper movable plate and is positioned below the supporting wheel; the method is characterized in that: support columns are respectively arranged at the four corners of the mounting rack; adjusting pieces are respectively arranged on the left sides of the two supporting columns on the left side and the right sides of the two supporting columns on the right side; the adjusting piece comprises a rotating shaft and a movable block; the movable block is rotatably connected to the support column through a rotating shaft; the upper movable plate is arranged among the four support columns; movable gaps are formed between the front side and the rear side of the upper movable plate and the support columns; the front end and the rear end of the left side surface and the right side surface of the upper movable plate are respectively provided with a first jacking block; the first top blocks are in surface contact with the movable blocks respectively.

2. A structurally stable upper screed mechanism according to claim 1 wherein: the left side and the right side of the front side surface and the rear side surface of the upper movable plate are respectively provided with a second jacking block; and the left side surface and the right side surface of the second ejector block are respectively contacted with the supporting cylindrical surfaces.

3. A structurally stable upper screed mechanism according to claim 1 wherein: the support column is a square column.

4. A structurally stable upper screed mechanism according to claim 1 wherein: the mounting frame also comprises two mounting seats and two connecting frames; the two mounting seats are distributed and fixed at the top of the support column in the left-right direction; the two connecting frames are distributed and connected between the two mounting seats in a front-back manner; the four groups of lifting driving devices are respectively fixed above the mounting seat.

5. A structurally stable upper screed mechanism according to claim 4 wherein: also comprises four groups of elastic components; the elastic components are respectively arranged between the connecting frame and the upper movable plate; the elastic component comprises a rod body and a spring; the rod body penetrates through the connecting frame, and the lower end of the rod body is fixedly connected with the upper movable plate; the upper end of the rod body is provided with a limiting head; the spring is sleeved on the rod body and is propped between the limiting head and the connecting frame.

Technical Field

The invention relates to the technical field of leveling machines, in particular to an upper leveling mechanism with a stable structure.

Background

The evener is used for carrying out the flattening processing to panel, and the lower leveling mechanism of evener sets up to the horizontality usually, it has certain gradient to go up the fly leaf according to the demand with last leveling mechanism to adjust, make the interval between the lower leveling mechanism reduces gradually from feed inlet one side toward discharge gate one side, last fly leaf in the past is connected with the fuselage through the guide pillar, because need angle regulation, then aperture through the increase guide hole, make and leave the activity space between guide pillar and the guide hole, the height around the fly leaf is adjusted to four group's lead screw lifters of rethread, after the regulation, the arbitrary clearance that has between guide pillar and the guide hole, thereby lead to the poor stability of going up the fly leaf, rock easily appearing in the course of the work, consequently, still need improve.

Disclosure of Invention

It is an object of the present invention to provide a structurally stable upper screed mechanism that solves the problems mentioned in the background.

In order to achieve the above purpose, the invention provides the following technical scheme:

an upper leveling mechanism with a stable structure comprises a mounting rack, four groups of lifting driving devices, an upper movable plate, supporting wheels and rolling shafts; the four groups of lifting driving devices are arranged above the mounting frame in a four-corner distribution manner, and power output ends of the four groups of lifting driving devices are respectively connected with the upper movable plate; the supporting wheels are arranged below the upper movable plate; the roller is arranged on the upper movable plate and is positioned below the supporting wheel; support columns are respectively arranged at the four corners of the mounting rack; adjusting pieces are respectively arranged on the left sides of the two supporting columns on the left side and the right sides of the two supporting columns on the right side; the adjusting piece comprises a rotating shaft and a movable block; the movable block is rotatably connected to the support column through a rotating shaft; the upper movable plate is arranged among the four support columns; movable gaps are formed between the front side and the rear side of the upper movable plate and the support columns; the front end and the rear end of the left side surface and the right side surface of the upper movable plate are respectively provided with a first jacking block; the first top blocks are in surface contact with the movable blocks respectively.

For further description of the invention, the left and right sides of the front and rear side surfaces of the upper movable plate are respectively provided with a second jacking block; and the left side surface and the right side surface of the second ejector block are respectively contacted with the supporting cylindrical surfaces.

In a further description of the present invention, the support column is a square column.

For further description of the present invention, the mounting frame further includes two mounting seats and two connecting frames; the two mounting seats are distributed and fixed at the top of the support column in the left-right direction; the two connecting frames are distributed and connected between the two mounting seats in a front-back manner; the four groups of lifting driving devices are respectively fixed above the mounting seat.

The invention is further described, and also comprises four groups of elastic components; the elastic components are respectively arranged between the connecting frame and the upper movable plate; the elastic component comprises a rod body and a spring; the rod body penetrates through the connecting frame, and the lower end of the rod body is fixedly connected with the upper movable plate; the upper end of the rod body is provided with a limiting head; the spring is sleeved on the rod body and is propped between the limiting head and the connecting frame.

The invention has the beneficial effects that:

when the angle of the upper movable plate is adjusted by the four groups of lifting driving devices, movable gaps are reserved between the front side and the rear side of the upper movable plate and the supporting columns for the rotation of the upper movable plate, in the rotation process of the upper movable plate, the four first jacking blocks respectively push against the upper movable plate so as to drive the upper movable plate to rotate, and the first jacking blocks always push against the upper movable plate without gaps, so that the working stability can be improved, and the machining precision can be improved.

Drawings

Fig. 1 is an overall structural view of the present invention.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

as shown in fig. 1, an upper leveling mechanism with stable structure comprises a mounting frame 1, four groups of lifting driving devices 2, an upper movable plate 3, supporting wheels 4 and rolling shafts 5; four groups of lifting driving devices 2 are arranged above the mounting frame 1 in a four-corner distribution manner, and power output ends of the four groups of lifting driving devices are respectively connected with the upper movable plate 3; the supporting wheel 4 is arranged below the upper movable plate 3; the rolling shaft 5 is arranged on the upper movable plate 3 and is positioned below the supporting wheel 4; support columns 11 are respectively arranged at the four corners of the mounting rack 1; adjusting pieces 6 are respectively arranged on the left sides of the two supporting columns 11 on the left side and the right sides of the two supporting columns 11 on the right side; the adjusting piece 6 comprises a rotating shaft 61 and a movable block 62; the movable block 62 is rotatably connected to the supporting column 11 through a rotating shaft 61; the upper movable plate 3 is arranged among the four support columns 11; a movable gap is formed between the front side and the rear side of the upper movable plate 3 and the support column 11; the front end and the rear end of the left side surface and the right side surface of the upper movable plate 3 are respectively provided with a first jacking block 31; the first top blocks 31 are respectively in surface contact with the movable blocks 62; four sets of lifting driving devices 2 are used for adjusting the up-and-down positions of four corners of the upper movable plate 3, two sets of lifting driving devices 2 at the front side synchronously move, two sets of lifting driving devices 2 at the rear side synchronously move, so that the integral height and the front-and-rear inclination of the upper movable plate 3 are adjusted, position sensors 7 are respectively arranged at the left side and the right side of the movable block 62 in a front-and-rear distribution manner for detecting the height position of the upper movable plate 3 in real time so as to facilitate adjustment, the adjustment is carried out on the control panel according to actual conditions, when the angle of the upper movable plate 3 is adjusted through the four sets of lifting driving devices 2, movable gaps are reserved between the front side and the rear side of the upper movable plate 3 and the support columns 11 so as to allow the upper movable plate 3 to turn back and forth, in the turning process of the upper movable plate 3, four first jacking blocks 31 respectively jack the upper movable plate 3 to drive the upper movable plate 3 to rotate, the first jacking blocks 31 always jack the upper movable plate 3, no gap exists, so that the working stability can be improved, and the processing precision is improved.

The left and right sides of the front and rear side surfaces of the upper movable plate 3 are respectively provided with a second jacking block 32; the left side surface and the right side surface of the second ejector block 32 are in surface contact with the supporting column 11 respectively, the upper movable plate 3 is limited in the left-right direction by the second ejector block 32, and the upper movable plate 3 is prevented from swinging left and right, so that the stability is further improved.

The support column 11 adopts a square column in the design, and the arrangement of the square column facilitates the matching of the first ejector block 31 and the upper movable plate 3 and the matching between the second ejector block 32 and the support column 11.

The mounting frame 1 further comprises two mounting seats 12 and two connecting frames 13; the two mounting seats 12 are distributed and fixed at the top of the supporting column 11 from left to right; the two connecting frames 13 are distributed and connected between the two mounting seats 12 in a front-back manner; the four groups of lifting driving devices 2 are respectively fixed above the mounting base 12; in the past, the lifting driving device 2 is usually arranged at a position close to the inner side, and is inconvenient to disassemble, assemble and maintain, so that the mounting seats 12 are arranged on the front side and the rear side of the supporting column 11, the lifting driving device 2 is directly installed above the mounting seats 12, the disassembly, the assembly and the maintenance of the lifting driving device 2 are facilitated, the two mounting seats 12 are connected through the connecting frame 13, and the stability of the frame body is improved.

Also comprises four groups of elastic components 8; the elastic components 8 are respectively arranged between the connecting frame 13 and the upper movable plate 3; the elastic component 8 comprises a rod 81 and a spring 82; the rod 81 penetrates through the connecting frame 13 and the lower end of the rod is fixedly connected with the upper movable plate 3; the upper end of the rod body 81 is provided with a limiting head; the spring 82 is sleeved on the rod body 81 and is propped between the limiting head and the connecting frame 13; the elastic component 8 is arranged to play a role in buffering the upper movable plate 3, so that the product is prevented from being crushed.

The working principle of the embodiment is as follows:

when the angles of the upper movable plate 3 are adjusted by the four groups of lifting driving devices 2, a movable gap is reserved between the front side and the rear side of the upper movable plate 3 and the supporting column 11 for the rotation of the upper movable plate 3, in the rotation process of the upper movable plate 3, the four first ejector blocks 31 respectively push against the upper movable plate 3, so that the upper movable plate 3 is driven to rotate, the first ejector blocks 31 always push against the upper movable plate 3 without gaps, the working stability can be improved, and the processing precision is improved.

The above description is not intended to limit the technical scope of the present invention, and any modification, equivalent change and modification of the above embodiments according to the technical spirit of the present invention are still within the technical scope of the present invention.