CN107237482A - A kind of automatic plastering machine - Google Patents

Abstract

The invention belongs to the field of construction equipment, and in particular relates to an automatic wall plastering machine, which includes a spraying and leveling device for spraying paint on the wall; a folding arm mechanism for driving the spraying and leveling device to approach and/or leave The wall and/or move within an area on the wall; the lifting device to raise or lower the folding arm mechanism and the spray leveling device; the base to support the lifting device. This kind of automatic wall plastering machine can plaster 4㎡ of wall per minute without manual intervention, and has high work efficiency; it adopts mechanical structure to plaster the wall, with high control precision, and the flatness, verticality and mortar density of the plastered wall It meets the relevant national standards, has good adhesion, and the quality of the wall surface to be plastered is good; this kind of automatic wall plastering machine is easy to operate, does not need scaffolding, does not need to add mobile equipment, and the wall and roof can be freely sprayed.

Description

An automatic wall plastering machine

technical field

The invention belongs to the field of construction equipment, in particular to an automatic wall plastering machine.

Background technique

my country is a country with a large population and a large demand for housing. According to the survey of the relevant national information department, China's civil construction area ranks first in the world, plus industrial, commercial buildings and buildings, etc., the market for the construction industry is huge. According to experts' prediction, the next 10 years will be the period with the fastest development of the domestic construction industry. The rapid development of real estate development has promoted the rapid development of my country's construction industry.

General civil buildings require a lot of plastering (wall plastering), so the process of plastering walls has always played an important role in construction projects. Now, each wall needs to be manually plastered. As far as construction engineering is concerned, wall plastering construction accounts for 15-26% of the total labor. In our country, for a long time there has been a situation where the progress of interior decoration has seriously lagged behind the progress of the main project, delaying the construction period. The main reason is that the current plastering construction is manual operation with low efficiency. In general, the plastering work on brick walls in brick-concrete structures requires 4.75 plasterers per 100 square meters. This not only consumes more labor and time, but also plasters the walls. The efficiency is low, and the quality of plastering the walls is also uneven.

For this reason, it is necessary to design a kind of equipment that can replace manual wall plastering, and can improve work efficiency and wall plastering quality for the present situation of existing artificial wall plastering.

Contents of the invention

(1) Technical problems to be solved

The object of the present invention is to provide an automatic wall plastering machine which can replace manual wall plastering with machinery and can improve the work efficiency and quality of wall plastering.

(2) Technical solution

In order to achieve the above object, the present invention provides an automatic wall plastering machine, which is characterized in that: it includes a spraying leveling device for spraying paint on the wall; a folding arm mechanism is used to drive the spraying leveling device to approach and /or moving away from the wall and/or within an area on the wall; a lifting device for raising or lowering the folding arm mechanism and spray leveling device; a base for supporting the lifting device.

The lifting device includes a first mechanical arm and a second mechanical arm, the first end of the first mechanical arm is hinged on the base, and the first mechanical arm can swing up and down around its hinge point with the base; the second mechanical arm of the second mechanical arm One end is hinged with the second end of the first mechanical arm, and the second mechanical arm can swing up and down around its hinge point with the first mechanical arm; the folding arm mechanism is installed at the second end of the second mechanical arm.

Further, the lifting device also includes a support base, a first rotary drive device, a first gear, a second gear, a third gear, a fourth gear, a connecting rod and an L-shaped connecting block; the first gear fixes the first rotary drive The output shaft of the device, the second gear is fixed on the first end of the first mechanical arm, the third gear is rotatably installed on the second end of the first mechanical arm, the fourth gear is fixed on the first end of the second mechanical arm, and the third gear is rotatably installed on the second end of the first mechanical arm. One gear meshes with the second gear, and the third gear meshes with the fourth gear; the support base is fixed on the base, the first end of the first mechanical arm is hinged on the support base, and the first rotating drive device is fixed on the base. The support seat; the L-shaped connecting block includes a first end, a second end and a corner, the fourth gear is rotatably installed on the first end of the L-shaped connecting block, and the third gear is fixed on the L-shaped connecting block At the corner of the block, the first end of the connecting rod is hinged on the second end of the L-shaped connecting block, and the second end of the connecting rod is hinged on the support base; the first rotary drive device rotates, and the second The second end of the mechanical arm moves up and down.

Further, the folding arm mechanism includes a third mechanical arm and a fourth mechanical arm, the first end of the third mechanical arm is hinged to the lifting device, and the second end of the third mechanical arm is connected to the first end of the fourth mechanical arm. The end is hinged, and the spraying leveling device is hinged at the second end of the fourth mechanical arm; the lifting device, the third mechanical arm, the fourth mechanical arm and the spraying leveling device rotate relatively horizontally.

Further, at least one of the relative horizontal rotations of the lifting device, the third mechanical arm, the fourth mechanical arm and the spraying leveling device is driven by a rotary driving device.

Further, the base includes a support frame and a bottom plate slidably connected to the support frame, a traverse mechanism is provided between the support frame and the bottom plate, and the traverse mechanism includes a second rotary drive device, Transmission assembly, gear and rack; the rack is fixed on any one of the support frame and the base plate, the second rotation drive device, transmission assembly and gear are arranged on the other of the support frame and the base plate, and the second rotation The driving device drives the gear to rotate by means of the transmission assembly, so that the gear rolls along the rack.

Further, the automatic wall plastering machine also includes a plurality of universal wheels, each of which is connected to the base by a screw nut, so that the universal wheels can be raised and lowered relative to the base.

Further, the spraying and leveling device includes a spatula mounting frame and a spatula, and a spatula angle for adjusting the angle of the spatula relative to the wall is arranged between the spatula and the spatula mounting frame Adjusting Mechanism Spatula Angle Adjusting Mechanism.

Further, the spray leveling device includes a spatula mounting frame and a plurality of nozzles, the multiple nozzles are mounted on a nozzle frame, and the nozzle frame is mounted on the spatula mounting frame and can be opposite to the spatula The mount slides.

Further, a rotary box and a connecting seat are also arranged between the lifting device and the folding arm mechanism, the rotary box is installed on the lifting device, the folding arm mechanism is installed on the connecting seat, the The connection seat is hinged with the transfer box, and the transfer box can drive the connection seat to swing up and down around the junction point with the transfer box.

(3) Beneficial effects

Compared with the prior art, the present invention has the following beneficial effects:

(1) This type of automatic wall plastering machine can plaster 4 square meters of wall per minute, without manual intervention, and has high work efficiency;

(2) It adopts a mechanical structure to plaster the wall, with high control precision, the flatness, verticality and mortar density of the plastered wall surface meet the relevant national standards, good adhesion, and good quality of the plastered wall surface;

(3) This type of automatic wall plastering machine is easy to operate, without scaffolding or additional mobile equipment, and the walls and ceilings can be freely sprayed.

Description of drawings

Fig. 1 is a three-dimensional schematic diagram of the automatic wall plastering machine of the present invention, wherein the specific structure of the spraying and leveling device is shown in Fig. 6 to Fig. 8;

Fig. 2 is a schematic diagram of the three-dimensional structure of Fig. 1 at another angle;

Fig. 3 is the front view of automatic wall plastering machine of the present invention;

Fig. 4 is the front view of lifting device;

Fig. 5 is the front view of base;

Fig. 6 is the front view of the spray leveling device;

Fig. 7 is the left side view of spray leveling device;

Figure 8 is a top view of the spray leveling device;

Fig. 9 is a partial structural schematic diagram of the transmission relationship between the first mechanical arm and the second mechanical arm;

Fig. 10 is a partial structural schematic diagram of the transmission relationship between the first mechanical arm and the first motor;

Fig. 11 is a partial structural schematic diagram of the transmission relationship between the revolving box and the connecting seat.

[Description of Reference Signs]

01-ground, 02-wall;

1-base, 11-base plate, 12-support frame, 13-second motor, 14-synchronous transmission belt, 15-pulley, 16-transmission shaft, 17-gear, 18-rack, 19-universal wheel, 110 -screw nut, 111-slide block; 112-counterweight block;

21-first mechanical arm, 22-second mechanical arm, 23-support seat, 24-first motor, 25-first gear, 26-second gear, 27-third gear, 28-fourth gear, 29 -Connecting rod, 210-L connecting block;

31-the third mechanical arm, 32-the fourth mechanical arm, 33-the first hydraulic motor, 34-the second hydraulic motor;

4-spatula installation frame, 41-spatula, 42-first cylinder, 43-connection block, 44-nozzle, 45-nozzle frame, 46-second cylinder;

51-transfer box, 52-connecting seat, 53-the third motor, 54-bevel gear pair.

detailed description

Exemplary embodiments, features, and aspects of the present invention will be described in detail below with reference to the accompanying drawings. The same reference numbers in the figures indicate functionally identical or similar elements. While various aspects of the embodiments are shown in the drawings, the drawings are not necessarily drawn to scale unless specifically indicated.

Directional indications (such as up, down, left, right, front, back, horizontal, horizontal, vertical, etc.) used in the present invention are used to explain the relative positional relationship between the various components in a certain posture, Sports conditions, etc., if the specific posture changes, the directional indication will also change accordingly.

Automatic wall plastering machine

The present invention provides an automatic wall plastering machine, as shown in Figures 1 to 11, which includes a spraying leveling device for spraying paint on the wall; a folding arm mechanism for driving the spraying leveling device to approach And/or moving away from the wall and/or in an area on the wall; a lifting device for raising or lowering the folding arm mechanism and spraying and leveling device; a base for supporting the lifting device.

The automatic wall plastering machine of the present invention is based on the above-mentioned structure. When in use, the automatic wall plastering machine is moved to the front of the wall 02 to be plastered, and positioned on the ground 01, and the nozzle on the spraying leveling device is sprayed toward the wall. The surface is sprayed with mortar. After the mortar is sprayed, the spatula on the spraying and leveling device immediately carries out the troweling construction, that is, the troweling is carried out while spraying the mortar. The lifting device can drive the spraying and leveling device to move in the vertical direction, that is, the height of the spraying and leveling device can be adjusted or vertical spraying can be performed; the folding arm mechanism can drive the spraying and leveling device to move on the horizontal plane, that is, the spraying and leveling device can be adjusted Approaching or moving away from the wall, adjusting the horizontal position and/or performing horizontal spraying; the combination of the above movements enables the automatic wall plastering machine to spray the entire wall.

After testing, this kind of automatic wall plastering machine can plaster more than 4 square meters per minute, and has high work efficiency; it adopts a mechanical structure to plaster the wall, with high control precision, and the flatness, verticality and mortar density of the plastered wall are uniform Meet the relevant national standards, good adhesion, strong cohesion, no hollowing, empty shells will appear, and the quality of the wall surface to be plastered is good; this kind of automatic wall plastering machine is easy to operate, no need for scaffolding, no need for additional mobile Equipment, walls and roofs can be sprayed freely.

Of course, this kind of automatic wall plastering machine can not only spray mortar, but also white sand ash, stone powder, cement powder, foam mortar, dry powder mortar, gypsum, etc.

Next, each mechanism of the automatic wall plastering machine is described in detail.

lifting device

In this embodiment, as shown in Figures 1 to 4, Figures 9 and 10, the lifting device includes a first mechanical arm 21 and a second mechanical arm 22, the first end of the first mechanical arm 21 is hinged on the base 1, The first mechanical arm 21 can swing up and down around its hinge point with the base 1 (the up and down swing is a vertical swing); the first end of the second mechanical arm 22 is hinged with the second end of the first mechanical arm 21, The second mechanical arm 22 can swing up and down around its hinge point with the first mechanical arm 21 (the vertical swing is a vertical swing). The first mechanical arm 21 and the second mechanical arm 22 of the lifting device extend along the front-rear direction perpendicular to the wall, wherein the second end of the second mechanical arm 22 is set close to the wall.

Preferably, the lifting device also includes a support base 23, a first motor 24 (i.e. a first rotary drive), a first gear 25, a second gear 26, a third gear 27, a fourth gear 28, a connecting rod 29 and an L-shaped Connection block 210; the first gear 25 fixes the output shaft of the first motor 24, the second gear 26 is fixed at the first end of the first mechanical arm 21, and the third gear 27 is rotatably linked to the second end of the first mechanical arm 21 , the fourth gear 28 is fixed on the first end of the second mechanical arm 22, the first gear 25 meshes with the second gear 26, the third gear 27 meshes with the fourth gear 28; the support base 23 is fixed on the base 1, the first mechanical The first end of the arm 21 is hinged on the support base 23, the first motor 24 is fixed on the support base 23; the L-shaped connection block 210 includes a first end, a second end and a corner, and the fourth gear 28 is rotatably connected to the L-shaped connection The first end of the block 210, the third gear 27 is fixed at the corner of the L-shaped connecting block 210, the first end of the connecting rod 29 is hinged at the second end of the L-shaped connecting block 210, and the second end of the connecting rod 29 is hinged at Support seat 23. If the first motor 24 rotates, the second end of the second mechanical arm 22 will move up and down. Preferably, as shown in FIG. 1 and FIG. 2 , two connecting rods 29 are arranged symmetrically on both sides of the support base 23 , and correspondingly, two L-shaped connecting blocks 210 are arranged symmetrically.

Based on the above structure, when the first motor 24 rotates, the second end of the first mechanical arm 21 will swing up or down, and at the same time, for the second mechanical arm 22, due to the third gear 27, the fourth gear 28, The interaction between the rod 29 and the L-shaped connecting block 210, when the second end of the first mechanical arm 21 swings up or down, the second end of the second mechanical arm 22 will also swing up or down, that is Through the above structure, the first motor 24 can make the first mechanical arm 21 and the second mechanical arm 22 move up and down simultaneously. Moreover, based on the above-mentioned linkage, the second end of the second mechanical arm 22 moves vertically up and down, and when it is necessary to vertically move the spraying and leveling device, it can be realized by the lifting device with the above-mentioned structure.

Of course, in addition to using the above-mentioned linkage method to control the lifting device, a hydraulic motor or an electric motor can also be provided at the connection between the first mechanical arm 21 and the base 1 and the connection between the second mechanical arm 22 and the first mechanical arm 21. , by precisely controlling the rotation of the hydraulic motor or the electric motor, the second end of the second mechanical arm 22 can also move vertically up and down. The above-mentioned similar replacements also fall within the protection scope of the present invention.

folding arm mechanism

In this embodiment, as shown in FIGS. 1 and 2 , the folding arm mechanism includes a third mechanical arm 31 and a fourth mechanical arm 32 , and the first end of the third mechanical arm 31 is hinged on the second end of the second mechanical arm 22 . end (that is, the movable end of the lifting device), the third mechanical arm 31 can swing horizontally around its hinge point with the second mechanical arm 22 (the horizontal swing is a swing on a horizontal plane); the first mechanical arm 32 of the fourth mechanical arm One end is hinged with the second end of the third mechanical arm 31, and the fourth mechanical arm 32 can swing horizontally around its hinge point with the third mechanical arm 31 (the horizontal swing is a swing on a horizontal plane).

Preferably, the folding arm mechanism further includes a first hydraulic motor 33 (ie, the third rotary driving device) and a second hydraulic motor 34 (ie, the fourth rotary driving device). The first end of the third mechanical arm 31 is installed on the connecting seat 52 (ie, the second end of the second mechanical arm 22), and the first hydraulic motor 33 is arranged on the third mechanical arm 31 and the second mechanical arm 22 (ie, the lifting Between the movable end of the device and the connection seat 52), the first hydraulic motor 33 drives the third mechanical arm 31 to swing horizontally around the connection point of the third mechanical arm 31 and the connection seat 52. The first end of the fourth mechanical arm 32 is installed on the second end of the third mechanical arm 31, the second hydraulic motor 34 is arranged between the fourth mechanical arm 32 and the third mechanical arm 31, and the second hydraulic motor 34 drives the fourth mechanical arm 31. The mechanical arm 32 swings horizontally around the connection point of the fourth mechanical arm 32 and the third mechanical arm 31 . The spatula installation frame 4 is installed on the second end of the fourth mechanical arm 32 . Based on the folding arm mechanism of the above structure, the spatula installation frame 4 can not only approach and stay away from the connecting seat 52 (that is, away from and close to the wall) and perform a spraying action, but also move along various tracks at the same time. Under the precise control of the hydraulic motor 33 and the second hydraulic motor 34, the trowel installation frame 4 can also be moved along complex tracks such as straight lines, arcs, curved lines or broken lines, so that the automatic wall-smearing function of this kind can be made Spray walls of various complex shapes.

traverse mechanism

In this embodiment, as shown in FIG. 1 to FIG. 3 and FIG. 5 , the base 1 includes a support frame 12 and a bottom plate 11 slidably connected to the support frame 12 , and a traverse mechanism is provided between the support frame 12 and the bottom plate 11 . The support frame 12 of the automatic wall plastering machine is placed on the ground and fixed relative to the ground. The base plate 11 can move laterally through the drive of the traversing mechanism (the lateral movement is horizontal movement), and drives the lifting device to move together. When spraying After one wall surface is wiped off, another wall surface can be sprayed by moving the traverse mechanism without frequently moving the base 1 . The traversing mechanism includes a second rotary driving device, a transmission assembly, a gear 17 and a rack 18; the rack 18 is fixed on any one of the support frame 12 and the base plate 11, and the second rotary driving device, the transmission assembly and the gear 17 are arranged on the support On the other one of the frame 12 and the bottom plate 11 , the second rotary driving device drives the gear 17 to rotate by means of a transmission assembly, so that the gear 17 rolls along the rack 18 .

Preferably, the traversing mechanism includes a second motor 13 (i.e. the second rotary driving device), a synchronous transmission belt 14 and a pulley 15 and a transmission shaft 16 (i.e. a transmission assembly), a gear 17 and a rack 18; the rack 18 is fixed on the support Frame 12; drive shaft 16 is rotatably installed on base plate 11, second motor 13 is fixed on base plate 11, pulley 15 and gear 17 are circumferentially fixed on drive shaft 16, second motor 13 drives pulley 15 to rotate by means of synchronous transmission belt 14 , thereby driving the transmission shaft 16 and the gear 17 to rotate; the gear 17 is meshed with the rack 18 for transmission.

Preferably, as shown in FIG. 5 , the bottom plate 11 is fixedly equipped with a slider 111 , and the support frame 12 is located between the two sliders 111 , and the cooperation between the slider 111 and the support frame 12 can guide the sliding of the bottom plate 11 . Second motor 13 is installed on the top of base plate 11, and transmission shaft 16 is installed on the below of base plate 11 by bearing, and second motor 13 drives belt pulley 15, transmission shaft 16 and gear 17 to rotate through synchronous transmission belt 14, and gear 17 is on rack 18. on sports. Based on the above-mentioned structure, the second motor 13, the synchronous transmission belt 14, the pulley 15, the transmission shaft 16 and the gear 17 are all fixed relative to the base plate 11, and the rack 18 is installed on the support frame 12, and the gear 17 and the rack 18 are engaged for transmission. At this time, the gear 17 will move relative to the rack 18, so that the bottom plate 11 can slide relative to the support frame 12.

In this implementation, the traversing mechanism is driven by a synchronous belt, and the synchronous belt transmission is composed of a synchronous transmission belt 14 with equally spaced teeth on the inner peripheral surface and a pulley 15 with corresponding teeth. During operation, the synchronous transmission belt 14 is engaged with the pulley 15 to transmit motion and power. It has accurate transmission ratio, no slip, stable transmission, can absorb vibration, does not need lubrication, and is especially suitable for harsh environments such as decoration.

Further preferably, the rack 18 is installed undercut. There is a lot of dust at the decoration construction site, and simultaneously in order to avoid sprayed mortar from splashing onto the rack 18, the rack 18 is installed upside down to prevent debris from affecting the driving performance of the traversing mechanism.

Spatula angle adjustment mechanism

In this implementation, the spraying and leveling device includes a spatula mount 4, a nozzle 44 and a spatula 41, the spatula mount 4 is connected to the second end of the fourth mechanical arm 32, and the nozzle 44 and the spatula 41 are all installed on the spatula 41. Knife mounting frame4.

In this implementation, a spatula angle adjustment mechanism for adjusting the angle of the spatula 41 relative to the wall is provided between the spatula 41 and the spatula mounting frame 4 . This enables the automatic wall plastering machine to flexibly adapt to different wall thickness requirements.

Preferably, as shown in Figures 6 to 8, the spatula angle adjustment mechanism includes a first cylinder 42 and a connecting block 43, the middle part of the spatula 41 is hinged on the spatula mounting frame 4, and the connecting block is hinged on one side of the spatula 41 The first end of 43, the first end of the first cylinder 42 is installed on the spatula mount 4, the second end of the second end of the first cylinder 42 hinged connection block 43; Adjust the angle of the spatula 41 relative to the wall. In the embodiment shown in Figure 8, the rotation axis of the spatula 41 is perpendicular to the horizontal plane, which makes the rotation of the spatula 41 rotate around the rotation axis perpendicular to the horizontal plane, and adjust the spatula 41 in the horizontal direction relative to The angle of the wall surface is suitable for adjusting the thickness of the plastered wall when plastering the wall horizontally; of course, based on the above-mentioned principle, the rotation axis of the trowel 41 can also be set to be parallel to the horizontal plane, which makes the rotation of the trowel 41 around the direction parallel to the horizontal plane. The rotating shaft rotates. In this case, the corresponding adjustment of the position of the first cylinder 42 can adjust the angle of the trowel 41 relative to the wall in the vertical direction, which is suitable for adjusting the thickness of the plastered wall when it is vertically plastered. The above replacements all fall within the protection scope of the present invention. The effect of connecting block 43 is: when the first cylinder 42 cylinder telescopic, because the swing of spatula 41, the axle of the first cylinder 42 will no longer collinear with the connection point of spatula 41, in order to prevent the first cylinder 42 or the spatula The knife 41 is deformed, and a hinged connection block 43 is provided between the first cylinder 42 and the spatula 41 .

other parts

In this implementation, the automatic wall plastering machine also includes a plurality of universal wheels 19 , and each universal wheel 19 is connected to the base 1 by means of screw nuts 110 , so that the universal wheels 19 can be raised and lowered relative to the base 1 . As shown in FIG. 1 , FIG. 2 and FIG. 5 , one universal wheel 19 is preferably provided at each of the four corners of the bottom plate 11 . Holes are opened at the four corners of the base plate 11 and nuts are arranged. Each universal wheel 19 is connected to a screw mandrel, and the universal wheel 19 is raised or lowered by the cooperation of the screw nut 110 . When the automatic wall plastering machine needs to be moved, the universal wheel 19 descends and props up the whole automatic wall plastering machine, and the automatic wall plastering machine can be easily pushed; The base 1 of machine touches the ground, and automatic wall plastering machine is fixed on the ground, also prevents universal wheel 19 from being damaged under pressure simultaneously.

Preferably, the base plate 11 is provided with a counterweight 112, as shown in Figure 1, the lifting device is installed on one side of the base plate 11 (the right side shown in Figure 1), in order to make the base 1 more stable, it is necessary to install the base plate 11 A counterweight 112 is installed on the other side (the left side shown in FIG. 1 ) to balance the base 1 .

In this embodiment, as shown in FIGS. 6 to 8 , the spray leveling device includes a plurality of nozzles 44, and the plurality of nozzles 44 are installed on a nozzle holder 45, and the nozzle holder 45 is slidably installed on the spatula mounting frame 4 and can Move horizontally relative to the spatula mounting frame 4 (as shown in Figure 7, the nozzle frame 45 can slide left and right on the spatula mounting frame 4); also includes a second cylinder 46, the first end of the second cylinder 46 is installed on the spatula mounting frame frame 4 , the second end of the second cylinder 46 is connected to the nozzle frame 45 . Driven by the second cylinder 46, the nozzle frame 45 can slide on a plane parallel to the wall surface. When the spatula 41 rotates at different angles with the wall surface, the nozzle frame 45 can make a corresponding translation to match the spatula 41. work.

In this embodiment, a rotary box and a connecting seat are also arranged between the lifting device and the folding arm mechanism. Preferably, as shown in FIG. 1 to FIG. 3 and FIG. 11 , a rotary box 51 and a connecting seat 52 are also provided between the second end of the second mechanical arm 22 and the first end of the third mechanical arm 31 , and the rotary box 51 It is installed on the second end of the second mechanical arm 22 , and the first end of the third mechanical arm 31 is installed on the connecting seat 52 , which is hinged with the transfer box 51 . A third motor 53 and a bevel gear pair 54 are arranged in the revolving box 51, wherein one bevel gear is connected with the third motor 53, and the other bevel gear is connected with the connecting seat 52, and the third motor 53 can drive the connecting seat 52 around the connecting seat 52 and The hinge point of rotating case 51 swings up and down. Since the spatula installation frame 4 is connected to the connecting seat 52 through the folding arm mechanism, adjusting the angle of the connecting seat 52 through the rotary box 51 also indirectly adjusts the angle of the spatula 41 in the vertical direction relative to the wall. For example, when the ceiling needs to be sprayed, the angle of the connecting seat 52 can be adjusted through the rotary box 51, so that the spatula 41 is parallel to the ceiling.

control device

In this embodiment, a control device is also included, and the base, the lifting device, the folding arm mechanism and the spraying and leveling device of the automatic wall plastering machine are all controlled by the control device. The control device coordinates and controls the movement of the motor, cylinder, nozzle, hydraulic motor and other power sources on the automatic wall plastering machine, so that all parts of the entire automatic wall plastering machine can cooperate to move, and realize automatic wall plastering without human intervention. It is undoubtedly a great innovation to apply technologies such as robotic arms and control devices to wall plastering machinery, and it provides a new idea for the future development of construction equipment.

In the case of no conflict, the above-mentioned embodiments and features in the embodiments can be combined with each other.

To sum up, the automatic wall plastering machine of the present invention has the following advantages: multiple mechanisms of the automatic wall plastering machine cooperate to act, the lateral movement mechanism provides lateral movement, the lifting device provides vertical movement, and the folding arm mechanism provides multiple functions. The wall wiping movement of this kind of trajectory, the cooperation between the turning box and the connecting seat provides the steering in the vertical direction, etc., combined with the above mechanism, the movement dimension of this automatic wall wiping machine is multi-dimensional, which can simultaneously meet the needs of roofs, curved walls, Spraying on various walls such as corner walls, with a wide range of applications. When spraying paint on the nozzle, in order to improve the spraying quality, it is necessary to control the spray head to move back and forth in the horizontal direction at a constant speed. In order to achieve this action, it is sufficient to precisely control the folding mechanical arm and/or the second cylinder; at the same time, during the spraying process At the same time, in order to improve the quality of spraying, it is necessary to tilt the nozzle up so that the paint can be sprayed at a certain angle with the wall. In order to realize this action, it is only necessary to precisely control the transfer box.

It can plaster the wall 4㎡ per minute, without manual intervention, and has high work efficiency; it uses a mechanical structure to plaster the wall, with high control precision, and the flatness, verticality and mortar density of the plastered wall surface meet the relevant national standards. The adhesion is good, and the quality of the wall to be plastered is good; this kind of automatic wall plastering machine is easy to operate, does not need to set up scaffolding, does not need to add mobile equipment, and the wall and roof can be freely sprayed; the degree of automation is high, and the labor force is effectively liberated. Suitable for promotion and application.

Finally, it should be noted that: the above-described embodiments are only used to illustrate the technical solutions of the present invention, rather than limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand : It is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the technical solutions of the various embodiments of the present invention. range.

Claims (10)

1. An automatic wall plastering machine, characterized in that: comprising, Spray leveling device for spraying paint on the wall; folding arm mechanism for driving the spray leveling device towards and/or away from the wall and/or within an area on the wall; A lifting device for raising or lowering the folding arm mechanism and the spraying leveling device; The base is used to support the lifting device. 2. The automatic wall plastering machine according to claim 1, wherein the lifting device comprises a first mechanical arm and a second mechanical arm, the first end of the first mechanical arm is hinged on the base, and the first mechanical arm The arm can swing up and down around its hinge point with the base; the first end of the second mechanical arm is hinged with the second end of the first mechanical arm, and the second mechanical arm can swing up and down around its hinge point with the first mechanical arm; The folding arm mechanism is installed on the second end of the second mechanical arm. 3. The automatic wall plastering machine according to claim 2, characterized in that: the lifting device also includes a support seat, a first rotary drive device, a first gear, a second gear, a third gear, a fourth gear, a connecting Rod and L-shaped connection block; The first gear is fixed on the output shaft of the first rotary drive device, the second gear is fixed on the first end of the first mechanical arm, the third gear is rotatably installed on the second end of the first mechanical arm, and the fourth gear is fixed on the second end of the first mechanical arm. At the first end of the mechanical arm, the first gear meshes with the second gear, and the third gear meshes with the fourth gear; The support base is fixed on the base, the first end of the first mechanical arm is hinged on the support base, and the first rotating drive device is fixed on the support base; The L-shaped connecting block includes a first end, a second end and a corner, the fourth gear is rotatably mounted on the first end of the L-shaped connecting block, and the third gear is fixed at the corner of the L-shaped connecting block , the first end of the connecting rod is hinged on the second end of the L-shaped connecting block, and the second end of the connecting rod is hinged on the support seat; The first rotary driving device rotates, and the second end of the second mechanical arm moves up and down. 4. The automatic wall plastering machine according to claim 1, characterized in that: the folding arm mechanism includes a third mechanical arm and a fourth mechanical arm, the first end of the third mechanical arm is hinged on the lifting device, the second The second end of the three mechanical arms is hinged with the first end of the fourth mechanical arm, and the spray leveling device is hinged at the second end of the fourth mechanical arm; the lifting device, the third mechanical arm, the fourth mechanical arm and Relatively horizontal rotation between spraying and leveling devices. 5. The automatic wall plastering machine according to claim 4, characterized in that at least one of the relative horizontal rotations of the lifting device, the third mechanical arm, the fourth mechanical arm and the spraying and leveling device is driven by a rotary driving device. 6. The automatic wall plastering machine according to claim 1, characterized in that: the base includes a support frame and a bottom plate slidably connected to the support frame, and a horizontal frame is arranged between the support frame and the bottom plate. A shift mechanism, the traverse mechanism includes a second rotary drive device, a transmission assembly, a gear and a rack; The rack is fixed on any one of the support frame and the bottom plate, the second rotary drive device, the transmission assembly and the gear are arranged on the other one of the support frame and the bottom plate, and the second rotary drive device uses the transmission assembly The drive gear rotates, causing the gear to roll along the rack. 7. The automatic wall plastering machine according to any one of claims 1-6, characterized in that: the automatic wall plastering machine also includes a plurality of universal wheels, each of the universal wheels and the base is connected by means of The screw nut is connected so that the universal wheel can be raised and lowered relative to the base. 8. The automatic wall plastering machine according to any one of claims 1-6, characterized in that: the spraying and leveling device includes a spatula installation frame and a spatula, and the spatula and the spatula are installed A spatula angle adjustment mechanism for adjusting the angle of the spatula relative to the wall is arranged between the racks. 9. The automatic wall plastering machine according to any one of claims 1-6, characterized in that: the spraying and leveling device includes a spatula mounting frame and a plurality of nozzles, and the plurality of nozzles are mounted on a nozzle frame , the nozzle holder is mounted on the spatula mounting frame and can slide relative to the spatula mounting frame. 10. The automatic wall plastering machine according to any one of claims 1-6, characterized in that: a rotary box and a connecting seat are also arranged between the lifting device and the folding arm mechanism, and the rotary box Installed on the lifting device, the folding arm mechanism is installed on the connection seat, the connection seat is hinged with the transfer box, and the transfer box can drive the connection seat to swing up and down around the junction point with the transfer box .