CN111287435A

CN111287435A - Troweling machine with follow-up machine frame

Info

Publication number: CN111287435A
Application number: CN202010256803.9A
Authority: CN
Inventors: 冯文龙; 王堃; 李思桥; 宗晓; 胡伟; 徐振伟; 肖南平
Original assignee: Zhushi Technology Huzhou Co Ltd
Current assignee: Suzhou Fangshi Technology Co.,Ltd.
Priority date: 2020-04-02
Filing date: 2020-04-02
Publication date: 2020-06-16

Abstract

The invention provides a troweling machine with a follow-up machine frame. The troweling machine with the follow-up rack comprises a base body, a troweling plate mechanism, a rotary driving mechanism, a swinging driving mechanism and a controller, wherein the troweling plate mechanism comprises a first follow-up rack, a second follow-up rack and a troweling plate assembly, the first follow-up rack is arranged on the base body in a swinging mode along a first axis, and the second follow-up rack is arranged on the first follow-up rack in a swinging mode along a second axis. The swabbing component is arranged on the second follow-up rack, the common gravity center of the swabbing component, the second follow-up rack and the first follow-up rack falls on the first axis in the vertical direction, and the common gravity center of the swabbing component and the second follow-up rack falls on the second axis in the vertical direction. By applying the technical scheme of the invention, the gravity of the wiping disc component and the follow-up frame mainly acts on the base body, so that the continuous load born by the swing driving mechanism is reduced, and the long-term stable operation of the swing driving mechanism is facilitated.

Description

Troweling machine with follow-up machine frame

Technical Field

The invention relates to the technical field of construction equipment, in particular to a troweling machine with a follow-up rack.

Background

The ground surface floating is an important process in the concrete ground surface forming process, the main function is to float, collect and polish the concrete ground surface after initial setting, and the implementation quality of the process directly influences the problems of whether the concrete cracks in the later period, the levelness of the ground surface and the like. With the increasing requirements on building quality, the quality of ground forming is particularly important, and the method is directly related to the realizable degree of a subsequent new process and method, such as a new floor tile thin-pasting process, a wood floor installation secondary-leveling-free technology and the like.

At present, a double-disc automatic troweling machine is also developed for ground troweling work, the troweling machine drives two troweling discs to swing to positions which form a certain angle with the ground through a swing driving mechanism, and the local friction force of the troweling discs is changed, so that the troweling machine can achieve advancing, retreating, left-right turning and lateral movement through the resultant force of the two troweling discs.

In the troweling machine, the swing structure of the troweling mechanism is basically that the first end of the troweling mechanism in the width direction is hinged with the base, the second end of the troweling mechanism in the width direction is hinged with the base through the electric push rod, and when the troweling mechanism needs to swing, the troweling mechanism is driven by the electric push rod to swing around the hinge point of the first end of the troweling mechanism.

The swing mode has two problems, 1, about half of the weight of the plastering plate mechanism falls on the electric push rod, the continuous load born by the electric push rod is increased, and the long-term stable driving of the electric push rod is not facilitated; 2. the swing axis of the wiping disc mechanism is not in the center of the wiping disc mechanism, so that the control stability of the actual swing of the wiping disc mechanism is poor.

Disclosure of Invention

The invention mainly aims to provide a troweling machine with a follow-up rack, and aims to solve the technical problem that the stability of a swing driving mode of a troweling disc mechanism is poor in the troweling machine in the prior art.

In order to achieve the above object, the present invention provides a troweling machine having a follower frame, comprising: a base body; a tray wiping mechanism comprising: the first follow-up rack is arranged on the base body in a swinging mode along a first axis, and the second follow-up rack is arranged on the first follow-up rack in a swinging mode along a second axis; the wiping disc assembly is arranged on the second follow-up rack, the common gravity center of the wiping disc assembly, the second follow-up rack and the first follow-up rack falls on the first axis in the vertical direction, and the common gravity center of the wiping disc assembly and the second follow-up rack falls on the second axis in the vertical direction; the rotary driving mechanism is in driving connection with the plastering plate assembly and is used for driving the rotary driving plastering plate assembly to rotate; the swing driving mechanism is connected with the plastering disc mechanism and is used for driving the plastering disc mechanism to swing; and the controller is respectively electrically connected with the rotary driving mechanism and the swing driving mechanism and is used for controlling the operation of the rotary driving mechanism and the operation of the swing driving mechanism.

In one embodiment, one of the first axis and the second axis is disposed in a front-rear direction of the base body, and the other of the first axis and the second axis is disposed in a left-right direction of the base body.

In one embodiment, the first follower rest is arranged to be pivotable to the left and right about a first axis, and the second follower rest is arranged to be pivotable to the front and back about a second axis.

In one embodiment, the first follower carriage is mounted on the base body along a first axis by a first shaft and the second follower carriage is mounted on the first follower carriage along a second axis by a second shaft.

In one embodiment, two ends of the first follower rack are respectively mounted on the base body through two first rotating shafts, and two ends of the second follower rack are respectively mounted on the first follower rack through two second rotating shafts.

In one embodiment, the first rotating shaft is mounted on the base body through a first bearing seat and a bearing, and the second rotating shaft is mounted on the first follower frame through a second bearing seat and a bearing.

In one embodiment, the troweling machine with the follower rack further comprises two angle detectors, the two angle detectors are respectively connected with the first rotating shaft and the second rotating shaft, and the two angle detectors realize detection of the left-right direction swing angle and the front-back direction swing angle of the troweling disc mechanism by detecting the rotation angle of the first rotating shaft and the rotation angle of the second rotating shaft.

In one embodiment, the oscillating drive mechanism is a link-type drive mechanism or a linear drive mechanism.

In one embodiment, the swabbing assembly includes a drive shaft having a first end coupled to the rotary drive mechanism and a plurality of swabbing discs having a second end coupled to one of the plurality of swabbing discs via a removable structure.

In one embodiment, the rotary drive mechanism includes a motor and a speed reducer, the motor being connected to the swabbing assembly through the speed reducer.

By applying the technical scheme of the invention, the wiping disc assembly is arranged on the base body through the first follow-up rack and the second follow-up rack, the common gravity center of the wiping disc assembly, the second follow-up rack and the first follow-up rack falls on the first axis in the vertical direction, and the common gravity center of the wiping disc assembly and the second follow-up rack falls on the second axis in the vertical direction, so that the gravity of the wiping disc assembly and the follow-up rack mainly acts on the base body, the supporting effect of the swing driving mechanism on the wiping disc mechanism is reduced, the continuous load born by the swing driving mechanism is reduced, and the long-term stable operation of the swing driving mechanism is facilitated. On the other hand, the common gravity center is respectively arranged on the first axis and the second axis, so that the wiping disc component can swing along the rotating center as much as possible, the swing controllability of the wiping disc mechanism is enhanced, and the motion stability of the wiping disc mechanism is improved.

In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic perspective view of an embodiment of a troweling machine with follower stand according to the present invention;

FIG. 2 shows a schematic front view of the troweling machine with follower stand of FIG. 1;

FIG. 3 shows a schematic cross-sectional view of the trowel of FIG. 2 having a follower carriage;

FIG. 4 is a left side enlarged schematic view of the troweling machine with follower stand of FIG. 1;

FIG. 5 shows a schematic structural view from another perspective of the left side of the trowel with follower carriage of FIG. 4;

FIG. 6 shows a schematic view of the right side of the trowel with follower carriage of FIG. 1 without the rotary drive mechanism;

FIG. 7 shows a schematic structural view of another perspective of the right side of the trowel with follower stand of FIG. 6;

fig. 8 is an enlarged schematic view of the trowel plate assembly of the trowel with the follower frame in fig. 2;

fig. 9 shows a schematic structural view of a trowel disc of a trowel having a follower frame according to the present invention;

fig. 10 shows a schematic view of another trowel disc of the trowel with follower carriage according to the present invention.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances for describing embodiments of the invention herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, means, and/or combinations thereof, unless the context clearly indicates otherwise.

Fig. 1, 2, 5 and 6 show an embodiment of the troweling machine with a follower rack of the present invention, which includes a base body 10, a troweling plate mechanism 20, a rotary drive mechanism 30, a swing drive mechanism 40, and a controller, wherein the troweling plate mechanism 20 includes a first follower rack 21, a second follower rack 22, and a troweling plate assembly, the first follower rack 21 is swingably mounted on the base body 10 along a first axis, and the second follower rack 22 is swingably mounted on the first follower rack 21 along a second axis. The swabbing assembly is mounted on the second follower frame 22, the common center of gravity of the swabbing assembly, the second follower frame 22 and the first follower frame 21 falls on the first axis in the vertical direction, and the common center of gravity of the swabbing assembly and the second follower frame 22 falls on the second axis in the vertical direction. The rotary driving mechanism 30 is in driving connection with the plastering plate assembly and is used for driving the rotary driving plastering plate assembly to rotate, and the swing driving mechanism 40 is connected with the plastering plate mechanism 20 and is used for driving the plastering plate mechanism 20 to swing. The controller is electrically connected to the rotary drive mechanism 30 and the swing drive mechanism 40, respectively, and is configured to control the operation of the rotary drive mechanism 30 and the operation of the swing drive mechanism 40.

By applying the technical scheme of the invention, the swabbing component is arranged on the base body 10 through the first follow-up rack 21 and the second follow-up rack 22, the common gravity center of the swabbing component, the second follow-up rack 22 and the first follow-up rack 21 falls on the first axis in the vertical direction, and the common gravity center of the swabbing component and the second follow-up rack 22 falls on the second axis in the vertical direction, so that the gravity of the swabbing component and the follow-up rack mainly acts on the base body 10, the supporting effect of the swing driving mechanism 40 on the swabbing mechanism 20 is reduced, the continuous load borne by the swing driving mechanism 40 is reduced, and the long-term stable operation of the swing driving mechanism 40 is facilitated. On the other hand, since the common center of gravity is respectively located on the first axis and the second axis, the swabbing disc assembly can swing along the rotation center as much as possible, so that the swing controllability of the swabbing disc mechanism 20 is enhanced, and the motion stability of the swabbing disc mechanism 20 is improved.

As shown in fig. 3, the troweling machine with the follower stand further includes a battery 51, and the battery 51 is also mounted on the base body 10.

It should be noted that the controller 50 may be composed of a control module and a remote control module, and the control module is electrically connected to the rotation driving mechanism 30 and the swing driving mechanism 40 respectively for controlling the operation of the rotation driving mechanism 30 and the operation of the swing driving mechanism 40. The remote control module can be connected with the control module in a wired mode or in a wireless mode. An operator can control the operation of the troweling machine with the follow-up rack through the remote control module. As another alternative embodiment, the controller 50 may be a control module and a navigation module installed at the base body 10, and a predetermined writing program performs a full-automatic, unmanned autonomous control thereof.

As shown in fig. 6 and 7, in the solution of the present embodiment, the first axis is provided along the front-rear direction of the base body 10, and the second axis is provided along the left-right direction of the base body 10. Correspondingly, in this embodiment, the first follower frame is provided swingably left and right about the first axis, and the second follower frame 22 is provided swingably back and forth about the second axis. As another embodiment not shown in the drawings, the second axis may be provided along the front-rear direction of the base body 10, and the first axis may be provided along the left-right direction of the base body 10.

In the solution of the present embodiment, the first follower frame 21 is installed on the base body 10 along a first axis through a first rotating shaft 23, and the second follower frame 22 is installed on the first follower frame 21 along a second axis through a second rotating shaft 24. More preferably, both ends of the first follower frame 21 are respectively mounted on the base body 10 through two first rotating shafts 23, and both ends of the second follower frame 22 are respectively mounted on the first follower frame 21 through two second rotating shafts 24. Thus, the swing stability of the follower frame can be improved without interfering with the mounting of the wiper blade assembly and the rotary drive mechanism 30. More preferably, the first rotating shaft 23 is mounted on the base body 10 through a first bearing housing and a bearing 25, and the second rotating shaft 24 is mounted on the first follower frame 21 through a second bearing housing and a bearing 26. The first bearing seat and bearing 25 and the second bearing seat and bearing 26 can improve the swing stability of the first follower housing 21 and the second follower housing 22, and reduce the friction force, so that the swing driving mechanism 40 is more convenient to drive.

In the operation process of the equipment, even the ground of the same construction site has different height differences, so that the inclination angle of the wiping plate is not easy to control. As shown in fig. 7, it is more preferable that the troweling machine with the follower frame further includes two angle detectors 27, the two angle detectors 27 are respectively connected to the first rotating shaft 23 and the second rotating shaft 24, and the two angle detectors 27 detect the swing angle of the troweling tray mechanism 20 in the left-right direction and the swing angle in the front-back direction by detecting the rotation angle of the first rotating shaft 23 and the rotation angle of the second rotating shaft 24. In use, the change in the swing angle detected by the angle detector 27 can be fed back to the controller 50, thereby improving the accuracy of control over the swing of the swashplate assembly. As an alternative embodiment, the angle detector 27 includes a belt 271 and an encoder 273, and the encoder 273 is connected to the first rotating shaft 23 or the second rotating shaft 24 through the belt 271. When the swing angle detecting device is used, after the first rotating shaft 23 or the second rotating shaft 24 rotates, the rotating shaft of the encoder 273 is driven to rotate through the belt 271, so that the encoder 273 detects the swing angle. More preferably, the angle detector 27 further includes a gear box 272, the gear box 272 is installed between the belt 271 and the encoder 273, and the gear box 272 is used for amplifying the rotation amplitude of the first rotating shaft 23 or the second rotating shaft 24. The rotation amplitude of the first rotating shaft 23 or the second rotating shaft 24 is amplified by the gear box 272, so that the encoder 273 can perform high-precision angle detection more conveniently.

As shown in fig. 3, in the solution of the present embodiment, the rotary driving mechanism 30 includes a motor 31 and a reducer 32, and the motor 31 is connected to the swabbing mechanism 20 through the reducer 32 to drive the swabbing mechanism 20 to rotate.

As shown in fig. 3 and 8, in the present embodiment, the swabbing assembly includes a driving shaft 28 and a plurality of swabbing discs 29, wherein a first end of the driving shaft 28 is connected to a rotary driving mechanism 30, and a second end of the driving shaft 28 is connected to one of the plurality of swabbing discs 29 through a detachable structure a. Therefore, the adaptability of the troweling machine with the follow-up machine frame to different ground processing requirements can be increased, and the troweling machine can be used in different construction stages. Specifically, as shown in fig. 9, the spatula 29 includes a boss 291, a connecting rib 292, and a disk-shaped spatula 293. As shown in fig. 10, another spatula 29 comprises a sleeve 291, connecting ribs 292 and a knife-like spatula 294. In use, the drive shaft 28 may be connected to the sleeve 291.

As shown in fig. 1, 2 and 4, in the present embodiment, the swing drive mechanism 40 is a link drive. Swing actuating mechanism 40 possesses certain flexibility, and when wiping the road conditions that dish mechanism encountered the sudden change, flexible motion mechanism can offset the motion sudden change that the unevenness on road surface brought to a certain extent, lets then wipe dish mechanism and can make the adjustment of adaptability according to actual road conditions, avoids damaging. Optionally, the swing driving mechanism 40 includes a rotary driving member 41 and a link mechanism, one end of the link mechanism is rotatably connected to the output end of the rotary driving member 41, and the other end of the link mechanism is connected to the swabbing mechanism 20. In addition, it should be noted that, the driving method using the rotary driving member 41 and the link mechanism is lower in cost and simple and reliable in connection.

As shown in fig. 4, in the technical solution of this embodiment, the link mechanism includes an active link 42, a transmission link 43 and a passive link 44, a first end of the active link 42 is fixedly installed at the output end of the rotary driving member 41, one end of the transmission link 43 is hinged with a second end of the active link 42, a first end of the passive link 44 is hinged with a second end of the transmission link 43, and a second end of the passive link 44 is fixedly connected with the swabbing mechanism 20. In use, the driving member 41 drives the transmission link 43 to swing through the driving link 42, so as to drive the driven link 44 to swing together with the swabbing mechanism 20. In the solution of the present embodiment, the rotary driving member 41 is a motor. As a further alternative, the rotary drive 41 is a rotary cylinder. As shown in fig. 4 and 5, in the present embodiment, the roulette mechanism 20 is mounted on the base body 10 so as to be swingable in the left-right direction and the front-back direction, respectively, and the swing driving mechanism 40 includes a first swing mechanism mounted in the left-right direction to drive the roulette mechanism 20 to swing in the left-right direction and a second swing mechanism mounted in the front-back direction to drive the roulette mechanism 20 to swing in the front-back direction. Wherein, the first swing mechanism is the swing driving mechanism 40 in fig. 4, and the second swing mechanism is 40' in fig. 5.

As other alternative embodiments, the swing driving mechanism 40 may also be a linear driving mechanism, such as an electric push rod or an electric cylinder. The linear drive mechanism has higher rigidity and better operation retention than the link drive mechanism.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously positioned and the spatially relative descriptors used herein interpreted accordingly.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A troweling machine with a follower stand, comprising:

a base body (10);

a swabbing mechanism (20) comprising:

the base comprises a first follow-up rack (21) and a second follow-up rack (22), wherein the first follow-up rack (21) is arranged on the base body (10) in a swinging mode along a first axis, and the second follow-up rack (22) is arranged on the first follow-up rack (21) in a swinging mode along a second axis;

a swabbing assembly mounted on the second follower housing (22), the common center of gravity of the swabbing assembly, the second follower housing (22), and the first follower housing (21) falling vertically on the first axis, the common center of gravity of the swabbing assembly and the second follower housing (22) falling vertically on the second axis;

the rotary driving mechanism (30) is in driving connection with the swabbing component and is used for driving the swabbing component to rotate in a driving mode;

the swing driving mechanism (40) is connected with the wiping disc mechanism (20) and is used for driving the wiping disc mechanism (20) to swing;

and the controller is electrically connected with the rotary driving mechanism (30) and the swing driving mechanism (40) respectively and is used for controlling the operation of the rotary driving mechanism (30) and the operation of the swing driving mechanism (40).

2. The trowel with follower stand according to claim 1, characterized in that one of the first axis and the second axis is disposed in a front-rear direction of the base body (10), and the other of the first axis and the second axis is disposed in a left-right direction of the base body (10).

3. The trowel with follower stands of claim 2, characterized in that the first follower stand is disposed swingably left and right about the first axis, and the second follower stand (22) is disposed swingably back and forth about the second axis.

4. The troweling machine with follower stand according to claim 1, characterized in that the first follower stand (21) is mounted on the base body (10) along the first axis by a first rotating shaft (23), and the second follower stand (22) is mounted on the first follower stand (21) along the second axis by a second rotating shaft (24).

5. The troweling machine with follow-up rack according to claim 4, characterized in that two ends of the first follow-up rack (21) are respectively installed on the base body (10) through two first rotating shafts (23), and two ends of the second follow-up rack (22) are respectively installed on the first follow-up rack (21) through two second rotating shafts (24).

6. The troweling machine with follower rack according to claim 5, characterized in that the first rotating shaft (23) is mounted on the base body (10) through a first bearing seat and a bearing (25), and the second rotating shaft (24) is mounted on the first follower rack (21) through a second bearing seat and a bearing (26).

7. The troweling machine with a follower rack according to claim 4, characterized in that the troweling machine with a follower rack further comprises two angle detectors (27), the two angle detectors (27) are respectively connected to the first rotating shaft (23) and the second rotating shaft (24), and the two angle detectors (27) detect the left-right direction swing angle and the front-back direction swing angle of the troweling tray mechanism (20) by detecting the rotation angle of the first rotating shaft (23) and the rotation angle of the second rotating shaft (24).

8. The troweling machine with follower stand according to claim 1, characterized in that the swing driving mechanism (40) is a link type driving mechanism or a linear type driving mechanism.

9. The trowel with follower carriage according to claim 1, characterized in that the trowel assembly includes a drive shaft (28) and a plurality of trowels (29), a first end of the drive shaft (28) being connected to the rotary drive mechanism (30), a second end of the drive shaft (28) being connected to one of the plurality of trowels (29) by a detachable structure (a).

10. The trowel with follower carriage according to claim 1, characterized in that the rotary drive mechanism (30) includes a motor (31) and a reducer (32), the motor (31) being connected to the trowel assembly through the reducer (32).