CN112431428A - Building wall surface processing system and working method thereof - Google Patents

Abstract

The invention discloses a building wall surface processing system and a working method thereof, wherein the building wall surface processing system comprises a base shell with an opening at the front side and a double-shaft motor arranged at the rear side of the base shell, and the left side of the base shell is provided with a left side plate through a plurality of left connecting rods; the right side of the base shell is provided with a right end plate through a telescopic assembly, and the right side of the right end plate is provided with a right side plate through a plurality of right connecting rods; the left side of the opening end of the base shell and the front side of the right end plate are both provided with a first sucker; two second suckers are arranged on the front side of the left side plate and the front side of the right side plate; a scraper knife component for scraping off the wall skin is arranged in the base shell; an upper transmission assembly is arranged between an upper shaft of the double-shaft motor and the scraper knife assembly on the base shell; a lower transmission assembly is arranged between a lower shaft of the double-shaft motor and the left side plate and the right side plate on the base shell; this building wall processing system can effectively improve the efficiency and the quality that the wall skin was eradicated.

Description

Building wall surface processing system and working method thereof

Technical Field

The invention belongs to the technical field of buildings, and particularly relates to a building wall surface processing system and a working method thereof.

Background

Along with the rapid development of economy, the flow of population is accelerated, the demand of people for houses is increasingly prominent, and meanwhile, the environment and the quality of the houses are more and more concerned by people. The wall surface painting process is started from the above, the main construction processes of the wall surface painting at present are base layer treatment, putty brushing and filling, polishing and leveling, priming paint brushing and finish paint brushing, wherein the base layer treatment is very important and is concerned about the service life of the wall paint at the later stage. The mainstream construction method of the existing wall surface base layer treatment is to firstly spray water to wet the wall surface and then manually scrape the wall surface by using a scraper, so that the problems that the wall surface is not thoroughly cleaned, the scraped wall skin directly falls on the ground, and the cleaning is needed exist.

Disclosure of Invention

The invention aims to provide a building wall surface treatment system which can effectively improve the efficiency and quality of wall skin shoveling.

In order to solve the technical problems, the invention provides the following technical scheme: a building wall surface treatment system comprises a base shell with an opening at the front side and a double-shaft motor arranged at the rear side of the base shell along the vertical direction, wherein the left side of the base shell is provided with a left side plate through a plurality of left connecting rods, one end of each left connecting rod is hinged to the left side of the base shell, and the other end of each left connecting rod is hinged to the left side plate; the right side of the base shell is provided with a right end plate through a telescopic assembly, the right side of the right end plate is provided with a right side plate through a plurality of right connecting rods, one end of each right connecting rod is hinged to the right side of the right end plate, and the other end of each right connecting rod is hinged to the right side plate; the left side of the opening end of the base shell and the front side of the right end plate are both provided with a first sucker; two second suckers are arranged on the front side of the left side plate and the front side of the right side plate; a scraper knife component for scraping off the wall skin is arranged in the base shell; an upper transmission assembly is arranged between an upper shaft of the double-shaft motor and the scraper knife assembly on the base shell and is used for driving the scraper knife assembly to work when the double-shaft motor rotates; and a lower transmission assembly is arranged between a lower shaft of the double-shaft motor and the left side plate and between the lower shaft of the double-shaft motor and the right side plate on the base shell, and is used for driving the left side plate and the right side plate to move in a translation manner when the double-shaft motor rotates.

Further, the scraper knife assembly comprises a left control rod and a right control rod, the inner side surface of the upper end of the base shell is symmetrically provided with a left upper rail and a right upper rail which are square, the inner side surface of the lower end of the base shell is provided with a left lower rail right below the left upper rail, and a right lower rail right below the right upper rail; the left control rod is rotatably connected to the central position of the left upper rail, and the right control rod is rotatably connected to the central position of the right upper rail; two upper left sliding blocks are connected in the upper left rail in a sliding manner, two lower left sliding blocks are connected in the lower left rail in a sliding manner under the two upper left sliding blocks, left sliding grooves are formed in positions, close to two ends, in the left control rod along the length direction of the left control rod, left protruding columns extending into the left sliding grooves are arranged on the two upper left sliding blocks, and a right-inclined left shovel blade is fixedly arranged between each left protruding column and the corresponding lower left sliding block under the left protruding column; when the left control rod rotates, the two left shovel blades are driven to synchronously move along the left upper track;

two upper right sliding blocks are connected in the upper right rail in a sliding manner, two lower right sliding blocks are connected in the lower right rail in a sliding manner under the two upper right sliding blocks, right sliding grooves are formed in the positions, close to the two ends, in the right control rod along the length direction of the right control rod, right protruding columns extending into the right sliding grooves are formed in the two upper right sliding blocks, and a left-inclined right shovel blade is fixedly arranged between each right protruding column and the lower right sliding block which is positioned under the right protruding column; when the right control rod rotates, the two right shovel blades are driven to synchronously move along the right upper track; the rotating directions of the left control rod and the right control rod are opposite; the left shovel blade and the right shovel blade are symmetrically arranged.

Furthermore, go up the transmission subassembly including install on the biax motor upper shaft first gear, rotate connect at the base shell upper surface and with the second gear of first gear meshing, with the pivot fixed connection of left control lever and with the third gear of second gear meshing, rotate connect at the base shell upper surface and with the fourth gear of third gear meshing, rotate connect at the base shell upper surface and with the fifth gear of fourth gear meshing, with the pivot fixed connection of right control lever and with the sixth gear of fifth gear meshing.

Furthermore, a discharge hole is formed in the inner side face of the lower end of the base shell between the lower left rail and the lower right rail.

Furthermore, the lower transmission assembly comprises a first shaft lever and a second shaft lever, a left convex plate is arranged at the left end of the rear side of the base shell, the first shaft lever is rotatably connected in the left convex plate along the left-right direction, and the second shaft lever is rotatably connected in the right end plate and is coaxially arranged with the first shaft lever; the right end of the second shaft lever penetrates through the right end plate and is fixedly provided with a right power rod, and one end of the right power rod, which is far away from the second shaft lever, is hinged with the right side plate; the left end of the first shaft lever penetrates through the left convex plate and is fixedly provided with a left power rod, and one end, far away from the first shaft lever, of the left power rod is hinged with the left side plate; parallel link mechanisms are formed between the left power rod and the left connecting rods and between the right power rod and the right connecting rods;

the right end of the first shaft lever is provided with a shaft sleeve, the left end of the second shaft lever extends into the shaft sleeve, the inner side wall of the shaft sleeve is provided with a limiting sliding groove along the axial direction of the first shaft lever, and the side surface of the left end of the second shaft lever is fixedly provided with a limiting sliding block which is connected in the limiting sliding groove in a sliding manner; and a first bevel gear is fixedly mounted on the first shaft lever, and a second bevel gear meshed with the first bevel gear is fixedly mounted on a lower shaft of the double-shaft motor.

Furthermore, flexible subassembly includes that the direction sets up two electric putter at the base shell trailing flank side by side along left and right sides, two electric putter's right-hand member and right-hand member board fixed connection.

The invention also provides a working method of the building wall surface treatment system, which comprises the following steps:

fixing a base shell on a wall surface through a first sucking disc;

controlling a double-shaft motor to rotate, wherein the double-shaft motor drives a scraper component to remove the wall skin through an upper transmission component on one hand, and drives a left side plate and a right side plate to move in a translation manner through a lower transmission component on the other hand, and the double-shaft motor controls the shell to move upwards by matching with the suction or release of a first sucking disc and a second sucking disc when the left side plate and the right side plate move in the translation manner;

and step three, repeating the step two until the wall surface is processed.

Advantageous effects

Compared with the prior art, the technical scheme of the invention has the following advantages:

1. the automatic equipment is used for replacing manpower, so that the efficiency is improved, and the labor cost is saved;

2. by using the first sucker, the second sucker, the parallel connecting rod structure and the telescopic assembly, the base shell can crawl on the wall surface, and the whole wall surface is cleaned;

3. by using the double-shaft motor, the displacement of the whole equipment and the scraping of the wall surface by cleaning can be realized by providing power by one motor, so that the cost is saved;

4. through using left shovel sword and the right shovel sword that sets up in pairs to move along specific orbit of marcing for inside left shovel sword and right shovel sword can also collect equipment through the discharge gate with the wall skin that falls after striking off the wall, need not clean again in the later stage, cleaner, and reduce artifical cleaning work.

Drawings

FIG. 1 is a right side view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a top view of the present invention;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 5 is a cross-sectional view taken in the direction A-A of FIG. 2 with the left and right blades of the present invention moved to an intermediate position;

FIG. 6 is a state diagram of the present invention during lateral movement;

FIG. 7 is a state diagram of the present invention in operation;

FIG. 8 is a cross-sectional view taken along line B-B of FIG. 7;

FIG. 9 is a state diagram of the present invention in operation;

FIG. 10 is a cross-sectional view taken along line B-B of FIG. 9;

FIG. 11 is a state diagram of the present invention in operation;

FIG. 12 is a cross-sectional view taken along line B-B of FIG. 11;

FIG. 13 is a state diagram of the present invention in operation;

fig. 14 is a sectional view taken in the direction B-B in fig. 11.

Detailed Description

Referring to fig. 1 to 14, the present invention provides a building wall processing system, including a base shell 301 with an open front, and a dual-shaft motor 201 vertically disposed at the rear side of the base shell 301, wherein the left side of the base shell 301 is provided with a left side plate 103b through two left connecting rods 103a, one end of the left connecting rod 103a is hinged to the left side of the base shell 301, and the other end is hinged to the left side plate 103 b; the right side of the base shell 301 is provided with a right end plate 306 through a telescopic assembly, the right side of the right end plate 306 is provided with a right side plate 101 through two right connecting rods 103, one end of each right connecting rod 103 is hinged to the right side of the right end plate 306, and the other end of each right connecting rod 103 is hinged to the right side plate 101; a first suction disc 307 is arranged on the left side of the opening end of the base shell 301 and on the front side of the right end plate 306; two second suckers 102 are arranged on the front side of the left side plate 103b and the front side of the right side plate 101; a scraper knife assembly for scraping off the wall skin is arranged in the base shell 301; an upper transmission assembly is arranged on the base shell 301 between an upper shaft of the double-shaft motor 201 and the scraper knife assembly, and is used for driving the scraper knife assembly to work when the double-shaft motor 201 rotates; a lower transmission assembly is arranged on the base shell 301 between the lower shaft of the double-shaft motor 201 and the left side plate 103b and the right side plate 101, and is used for driving the left side plate 103b and the right side plate 101 to move in a translation manner when the double-shaft motor 201 rotates.

The scraper knife assembly comprises a left control rod 35a and a right control rod 35b, the inner side surface of the upper end of the base shell 301 is symmetrically provided with a left upper rail 301a and a right upper rail 301b which are square, the inner side surface of the lower end of the base shell 301 is provided with a left lower rail 301c under the left upper rail 301a, and is provided with a right lower rail 301d under the right upper rail 301 b; the left control rod 35a is rotatably connected to the central position of the left upper rail 301a, and the right control rod 35b is rotatably connected to the central position of the right upper rail 301 b; two upper left sliding blocks 32a are connected in the upper left rail 301a in a sliding manner, two lower left sliding blocks 32c are connected in the lower left rail 301c under the two upper left sliding blocks 32a in a sliding manner, left sliding grooves 30a are formed in the positions, close to the two ends, of the left control rod 35a along the length direction of the left control rod, left convex columns 303a extending into the left sliding grooves 30a are arranged on the two upper left sliding blocks 32a, and left shoveling blades 304a inclined to the right are fixedly arranged between the left convex columns 303a and the lower left sliding blocks 32c under the left convex columns 303 a; the left control lever 35a rotates to drive the two left blades 304a to move synchronously along the upper left rail 301 a.

Two upper right sliding blocks 32b are slidably connected in the upper right rail 301b, two lower right sliding blocks 32d are slidably connected in the lower right rail 301d under the two upper right sliding blocks 32b, right sliding grooves 30b are respectively arranged in the positions close to the two ends in the right control rod 35b along the length direction of the right control rod, right convex columns 303b extending into the right sliding grooves 30b are respectively arranged on the two upper right sliding blocks 32b, and left inclined right shoveling blades 304b are respectively fixedly arranged between the right convex columns 303b and the lower right sliding blocks 32d under the right convex columns 303 b; when the right control rod 35b rotates, the two right cutting blades 304b are driven to synchronously move along the right upper track 301 b; the left control rod 35a and the right control rod 35b rotate in opposite directions; the left shovel blade 304a and the right shovel blade 304b are symmetrically arranged; a discharge hole 308a is formed between the left lower rail 301c and the right lower rail 301d on the inner side surface of the lower end of the base shell 301.

The upper transmission assembly includes a first gear 202d mounted on an upper shaft of the dual-shaft motor 201, a second gear 202a rotatably connected to the upper surface of the base casing 301 and engaged with the first gear 202d, a third gear 202b fixedly connected to the rotating shaft of the left control rod 35a and engaged with the second gear 202a, a fourth gear 202c rotatably connected to the upper surface of the base casing 301 and engaged with the third gear 202b, a fifth gear 202e rotatably connected to the upper surface of the base casing 301 and engaged with the fourth gear 202c, and a sixth gear 202f fixedly connected to the rotating shaft of the right control rod 35b and engaged with the fifth gear 202 e.

The lower transmission assembly comprises a first shaft rod 204 and a second shaft rod 205, a left convex plate 23 is arranged at the left end of the rear side of the base shell 301, the first shaft rod 204 is rotatably connected in the left convex plate 23 along the left-right direction, and the second shaft rod 205 is rotatably connected in a right end plate 306 and is coaxially arranged with the first shaft rod 204; the right end of the second shaft rod 205 penetrates through the right end plate 306 and is fixedly provided with a right power rod 101a, and one end, far away from the second shaft rod 205, of the right power rod 101a is hinged with the right side plate 101; the left end of the first shaft rod 204 penetrates through the left convex plate 23 and is fixedly provided with a left power rod 101b, and one end, far away from the first shaft rod 204, of the left power rod 101b is hinged with the left side plate 103 b; parallel link mechanisms are formed between the left power rod 101b and the left links 103a, and between the right power rod 101a and the right links 103; a shaft sleeve 20 is arranged at the right end of the first shaft rod 204, the left end of the second shaft rod 205 extends into the shaft sleeve 20, a limiting sliding groove 21 is formed in the inner side wall of the shaft sleeve 20 along the axial direction of the first shaft rod 204, and a limiting sliding block 22 which is connected in the limiting sliding groove 21 in a sliding mode is fixedly arranged on the side face of the left end of the second shaft rod 205; a first bevel gear 203b is fixedly mounted on the first shaft 204, and a second bevel gear 203a engaged with the first bevel gear 203b is fixedly mounted on the lower shaft of the double-shaft motor 201.

The telescopic assembly comprises two electric push rods 4 which are arranged on the rear side face of the base shell 301 side by side along the left-right direction, and the right ends of the two electric push rods 4 are fixedly connected with a right end plate 306.

The invention also provides a working method of the building wall surface treatment system, which comprises the following steps:

step one, fixing a base shell on a wall surface through a first sucking disc (as shown in figure 7);

controlling a double-shaft motor to rotate, wherein the double-shaft motor drives a scraper component to remove the wall skin through an upper transmission component on one hand, and drives a left side plate and a right side plate to move in a translation manner through a lower transmission component on the other hand, and the double-shaft motor controls the shell to move upwards by matching with the suction or release of a first sucking disc and a second sucking disc when the left side plate and the right side plate move in the translation manner;

and step three, repeating the step two until the wall surface is processed.

In the second step, after the dual-axis motor 201 is started, the base shell 301 is attached to the wall surface under the action of the first suction disc 307, and at the same time, the dual-axis motor 201 drives the first gear 202d and the second bevel gear 203a to rotate, so that the dual-axis motor 201 can drive the third gear 202b and the sixth gear 202f to rotate in opposite directions due to the engagement of the first gear 202d with the second gear 202a, the third gear 202b, the fourth gear 202c, the fifth gear 202e and the sixth gear 202f, so as to drive the left control rod 35a and the right control rod 35b to rotate, since the left upper slider 32a is fixedly matched with the left shovel blade 304a through the left convex pillar 303a, the right upper slider 32b is fixedly matched with the right shovel blade 304b through the right convex pillar 303b, the left upper slider 32a is slidably matched with the left upper rail 301a, the right upper slider 32b is slidably matched with the right rail 301b, and the left convex pillar 303a is slidably matched with the left sliding chute 30a, the right convex column 303b is in sliding fit with the right sliding chute 30b, so that the left control rod 35a rotates to drive the left blade 304a to move along the left upper track 301a, meanwhile, the right control rod 35b drives the right blade 304b to move along the right upper track 301b, and meanwhile, due to the fact that the second bevel gear 203a is meshed with the first bevel gear 203b, the double-shaft motor 201 drives the first shaft 204 and the second shaft 205 to synchronously rotate, and therefore the left power rod 101b and the right power rod 101a are driven to rotate.

When the shoveling device starts to work, the left shovel blade 304a is located at the feed starting point of the left upper rail 301a, the right shovel blade 304b is located at the feed starting point of the right upper rail 301b (as shown in fig. 8), the double-shaft motor 201 rotates to drive the left shovel blade 304a and the right shovel blade 304b to move oppositely, so as to scrape off the wall skin of the wall surface, the scraped wall skin falls on the inner side surface of the lower end of the base shell 301, and is collected towards the middle along with the left shovel blade 304a and the right shovel blade 304b (as shown in fig. 10), meanwhile, the double-shaft motor 201 drives the left power rod 101b and the right power rod 101a to rotate, the left power rod 101b drives the left side plate 103b to translate to the position shown in fig. 9 due to the action of the parallel link mechanism, and the right power rod 101a drives the right side plate 101 to translate to the; when the left shovel blade 304a and the right shovel blade 304b move towards the middle and are aligned together (as shown in fig. 12), the left upper slide block 32a enters the inflection point of the left upper rail 301a, the right upper slide block 32b enters the inflection point of the right upper rail 301b, at this time, the left power rod 101b drives the left side plate 103b to translate to the position shown in fig. 11, meanwhile, the right power rod 101a drives the right side plate 101 to translate to the position shown in fig. 11, the second suction cup 102 clings to the front and starts to work and be adsorbed on the wall surface, the first suction cup 307 stops working and is loosened, so that the wall surface at the position of the base shell 301 is scraped clean; the dual-axis motor 201 continues to rotate, which drives the left control rod 35a and the right control rod 35b to continue to rotate, the left control rod 35a drives the left upper slide block 32a to move towards the inside of the base shell 301 along the left upper rail 301a, the right control rod 35b drives the right upper slide block 32b to move towards the inside of the base shell 301 along the right upper rail 301b, which further drives the left shovel blade 304a and the right shovel blade 304b to push the wall skin collected between the two blades towards the inside of the base shell 301 (as shown in fig. 14), and the left power rod 101b and the right power rod 101a rotate to drive the base shell 301 to move to the position shown in fig. 13 through the link mechanism.

When the left blade 304a and the right blade 304b move to the next inflection point, the scraped wall skin is collected in the discharge hole 308a, at this time, the left power rod 101b and the right power rod 101a drive the base shell 301 to move to the position shown in fig. 7, the other group of the left blade 304a and the right blade 304b respectively come to the feed starting points of the left upper rail 301a and the right upper rail 301b, and due to the movement of the base shell 301, the other group of the left blade 304a and the right blade 304b scrape a new wall surface, and through the continuous rotation of the double-shaft motor 201, the whole device can scrape the whole surface strongly.

In addition, when the device needs to move transversely, the first suction cup 307 and the second suction cup 102 on the right side of the base shell 301 are controlled to stop working, the electric push rod 4 extends out to drive the right end plate 306 and the second shaft rod 205 to extend out rightwards, and then the first suction cup 307 and the second suction cup 102 on the right side of the base shell 301 are controlled to adsorb a wall surface; and then the first suction cup 307 and the second suction cup 102 on the left side of the base shell 301 are controlled to stop working, the electric push rod 4 contracts to drive the base shell 301 to move rightwards, and the first suction cup 307 and the second suction cup 102 on the left side of the base shell 301 are controlled to adsorb the wall surface, so that the base shell 301 is transversely moved.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (7)

1. A building wall surface treatment system is characterized by comprising a base shell with an opening at the front side and a double-shaft motor arranged at the rear side of the base shell along the vertical direction, wherein the left side of the base shell is provided with a left side plate through a plurality of left connecting rods, one end of each left connecting rod is hinged to the left side of the base shell, and the other end of each left connecting rod is hinged to the left side plate; the right side of the base shell is provided with a right end plate through a telescopic assembly, the right side of the right end plate is provided with a right side plate through a plurality of right connecting rods, one end of each right connecting rod is hinged to the right side of the right end plate, and the other end of each right connecting rod is hinged to the right side plate; the left side of the opening end of the base shell and the front side of the right end plate are both provided with a first sucker; two second suckers are arranged on the front side of the left side plate and the front side of the right side plate; a scraper knife component for scraping off the wall skin is arranged in the base shell; an upper transmission assembly is arranged between an upper shaft of the double-shaft motor and the scraper knife assembly on the base shell and is used for driving the scraper knife assembly to work when the double-shaft motor rotates; and a lower transmission assembly is arranged between a lower shaft of the double-shaft motor and the left side plate and between the lower shaft of the double-shaft motor and the right side plate on the base shell, and is used for driving the left side plate and the right side plate to move in a translation manner when the double-shaft motor rotates.

2. A building wall treatment system as claimed in claim 1, wherein: the scraper knife assembly comprises a left control rod and a right control rod, two square left upper rails and two square right upper rails are symmetrically arranged on the inner side surface of the upper end of the base shell, a left lower rail is arranged right below the left upper rails on the inner side surface of the lower end of the base shell, and a right lower rail is arranged right below the right upper rails; the left control rod is rotatably connected to the central position of the left upper rail, and the right control rod is rotatably connected to the central position of the right upper rail; two upper left sliding blocks are connected in the upper left rail in a sliding manner, two lower left sliding blocks are connected in the lower left rail in a sliding manner under the two upper left sliding blocks, left sliding grooves are formed in positions, close to two ends, in the left control rod along the length direction of the left control rod, left protruding columns extending into the left sliding grooves are arranged on the two upper left sliding blocks, and a right-inclined left shovel blade is fixedly arranged between each left protruding column and the corresponding lower left sliding block under the left protruding column; when the left control rod rotates, the two left shovel blades are driven to synchronously move along the left upper track;

two upper right sliding blocks are connected in the upper right rail in a sliding manner, two lower right sliding blocks are connected in the lower right rail in a sliding manner under the two upper right sliding blocks, right sliding grooves are formed in the positions, close to the two ends, in the right control rod along the length direction of the right control rod, right protruding columns extending into the right sliding grooves are formed in the two upper right sliding blocks, and a left-inclined right shovel blade is fixedly arranged between each right protruding column and the lower right sliding block which is positioned under the right protruding column; when the right control rod rotates, the two right shovel blades are driven to synchronously move along the right upper track; the rotating directions of the left control rod and the right control rod are opposite; the left shovel blade and the right shovel blade are symmetrically arranged.

3. A building wall treatment system as claimed in claim 2, wherein: the upper transmission assembly comprises a first gear, a second gear, a third gear, a fourth gear, a fifth gear and a sixth gear, the first gear is installed on an upper shaft of the double-shaft motor, the second gear is rotatably connected to the upper surface of the base shell and meshed with the first gear, the third gear is fixedly connected with a rotating shaft of the left control rod and meshed with the second gear, the fourth gear is rotatably connected to the upper surface of the base shell and meshed with the third gear, the fifth gear is rotatably connected to the upper surface of the base shell and meshed with the fourth gear, and the sixth gear is fixedly connected with a rotating shaft of the right control rod and meshed with the fifth gear.

4. A building wall treatment system as claimed in claim 2, wherein: and a discharge hole is formed in the inner side surface of the lower end of the base shell between the left lower rail and the right lower rail.

5. A building wall treatment system as claimed in claim 1, wherein: the lower transmission assembly comprises a first shaft lever and a second shaft lever, a left convex plate is arranged at the left end of the rear side of the base shell, the first shaft lever is rotatably connected in the left convex plate along the left-right direction, and the second shaft lever is rotatably connected in the right end plate and is coaxially arranged with the first shaft lever; the right end of the second shaft lever penetrates through the right end plate and is fixedly provided with a right power rod, and one end of the right power rod, which is far away from the second shaft lever, is hinged with the right side plate; the left end of the first shaft lever penetrates through the left convex plate and is fixedly provided with a left power rod, and one end, far away from the first shaft lever, of the left power rod is hinged with the left side plate; parallel link mechanisms are formed between the left power rod and the left connecting rods and between the right power rod and the right connecting rods;

the right end of the first shaft lever is provided with a shaft sleeve, the left end of the second shaft lever extends into the shaft sleeve, the inner side wall of the shaft sleeve is provided with a limiting sliding groove along the axial direction of the first shaft lever, and the side surface of the left end of the second shaft lever is fixedly provided with a limiting sliding block which is connected in the limiting sliding groove in a sliding manner; and a first bevel gear is fixedly mounted on the first shaft lever, and a second bevel gear meshed with the first bevel gear is fixedly mounted on a lower shaft of the double-shaft motor.

6. A building wall treatment system as claimed in claim 1, wherein: the telescopic assembly comprises two electric push rods which are arranged on the rear side face of the base shell side by side in the left-right direction, and the right ends of the two electric push rods are fixedly connected with the right end plate.

7. The method of claim 1, wherein the step of operating the wall treatment system comprises: the method comprises the following steps:

fixing a base shell on a wall surface through a first sucking disc;

controlling a double-shaft motor to rotate, wherein the double-shaft motor drives a scraper component to remove the wall skin through an upper transmission component on one hand, and drives a left side plate and a right side plate to move in a translation manner through a lower transmission component on the other hand, and the double-shaft motor controls the shell to move upwards by matching with the suction or release of a first sucking disc and a second sucking disc when the left side plate and the right side plate move in the translation manner;

and step three, repeating the step two until the wall surface is processed.

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