CN111561172A

CN111561172A - Method for reinforcing marble on surface of building external wall

Info

Publication number: CN111561172A
Application number: CN202010441590.7A
Authority: CN
Inventors: 孙思宇; 何海峰
Original assignee: Individual
Current assignee: Guangdong Chuangsheng Holding Group Co ltd
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2020-08-21
Anticipated expiration: 2040-05-22
Also published as: CN111561172B

Abstract

The invention relates to a method for reinforcing marble on the surface of an external wall of a building, in particular to a device for reinforcing marble on the surface of the external wall of the building, which comprises a pointing mechanism, a residual material scraping mechanism, a floating cleaning assembly and a traveling wheel group, wherein the pointing mechanism comprises a feeding cylinder, a storage bin, a feeding assembly and a discharging control assembly; the device provided by the invention can automatically complete jointing, scraping of redundant jointing agents, leveling and finishing of jointing lines and wall surface cleaning operation under manual cooperation movement, the whole operation is continuously carried out, the trouble that step-by-step operation is needed in the traditional jointing mode is changed, multiple steps are carried out, the efficiency of jointing construction operation is greatly improved, and the trouble that subsequent cleaning is difficult is avoided.

Description

Method for reinforcing marble on surface of building external wall

Technical Field

The invention relates to the technical field of building construction, and particularly provides a method for reinforcing marble on the surface of an external wall of a building.

Background

In the building construction process, no matter the tiles or the marble face bricks, no matter the ground paving or the wall paving are carried out, the seams are required to be left between the adjacent face bricks, and the reserved seams have the following advantages

1) The seam can prevent hollowing, deformation, cracking, edge jumping and even falling of the ceramic tile;

2) the material can be saved by laying the seam;

3) all the face bricks have errors, and the negative influence caused by the errors can be reduced by the brick joints;

4) the paving effect can be enriched by properly reserving the seams;

5) avoiding the thin seams from being more difficult to clean;

6) uneven joints caused by construction errors are reduced;

7) the maintenance and the replacement are more convenient later.

Accomplish the marble at the building outer wall body and spread the subsides back, in order to improve the intensity that the marble is connected each other, avoid the weather to corrode, improve holistic pleasing to the eye degree, generally still need carry out the pointing to the gap, in traditional pointing work progress, mainly adopt direct pointing and carry out the pointing through the pointing rifle, there are following several problems mainly:

1) the manual direct pointing mode is adopted, namely, the pointing agent is directly smeared at the pointing position, then the integral cleaning and pointing finishing are carried out, manual step-by-step completion is needed, the operation is troublesome, the efficiency is low, and the waste of the pointing agent is serious;

2) the method has the advantages that the simple pointing gun is adopted for pointing, so that the waste of pointing agent is reduced, but the same problems exist in that pointing operation can be completed only in one step, subsequent pointing cleaning and pointing finishing still need to be completed step by step, the operation is still troublesome, in the actual construction process, pointing is generally performed firstly and then cleaning is performed, and in the actual situation, after the integral pointing construction is completed, redundant pointing agent is solidified on the marble wall surface, so that the subsequent cleaning is very difficult;

3) the in-process of pointing through the pointing rifle, generally need artifically extrude the pointing agent, can not control the load of pointing agent well, cause the pointing to fill the inequality.

Based on the problems, the invention provides a method for reinforcing marble on the surface of an external wall of a building, and particularly relates to a device for reinforcing marble on the surface of the external wall of the building.

Disclosure of Invention

In order to solve the above problems, the present invention provides a method for reinforcing marble on the surface of an external wall of a building, which is used to solve the above problems in the background art.

In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose: a method for reinforcing marble on the surface of an external wall of a building specifically comprises the following steps:

s1, filling a pointing agent: filling a jointing agent used for jointing and filling the marble gaps in the material storage bin;

s2, aligning the gaps: rolling and contacting the traveling wheel set with the marble wall surface, and aligning the pointing nozzle with the marble gap;

s3, leveling adjustment, namely finely adjusting the leveling and cleaning assembly to ensure that the leveling and cleaning assembly extends into the marble gaps with proper depth;

s4, seam pointing: linearly rolling along the marble gap direction, and pointing the marble gap through a pointing mechanism;

s5, scraping excess materials: scraping off the excessive jointing agent generated after jointing by adhering to the marble wall surface;

s6: leveling and cleaning: the pointing line is smoothed through the leveling cleaning assembly, and the marble wall surfaces on two sides of the pointing line are cleaned;

adopt the building outer wall body surface marble reinforcing method of above-mentioned step S1-S6 still concretely relates to building outer wall body surface marble reinforcing apparatus at the in-process that carries out the pointing to the marble gap, including pointing mechanism, clout scraping mechanism, floating clearance subassembly and walking wheel group, wherein:

the pointing mechanism comprises a feeding barrel, a storage bin, a feeding assembly and a discharging control assembly, the storage bin is fixedly communicated with the feeding barrel, a flat head is arranged at the front end of the feeding barrel, a conical pointing nozzle for pointing is arranged at the front end of the flat head, and the feeding assembly is arranged on the feeding barrel and used for conveying pointing agent forwards;

the excess material scraping mechanism comprises a square-tube-shaped housing, a scraping drive motor, transmission rollers and a scraping belt, the housing is fixedly installed on the outer wall of the feeding barrel, a side barrel port of the housing is fixedly connected with the outer side wall of the storage bin in a sealing mode, the scraping drive motor is fixedly installed on the outer side wall of the housing, a plurality of transmission rollers are installed in the housing in a rotating mode, one of the transmission rollers is fixedly connected with an output shaft of the scraping drive motor, the scraping belt is sleeved on all the transmission rollers, scraping spoons for scraping excess materials are uniformly arranged on the surface of the scraping belt, and the scraping spoons can stretch out of the side barrel port of the housing in the movement process of the scraping belt;

the discharge control assembly comprises a transmission belt wheel, two impellers, a driven belt wheel and a transmission belt, the transmission belt wheel is fixedly arranged on a rotating shaft at one side of the transmission roller close to the end opening of the cylinder at the outer side of the housing, the two impellers are rotatably arranged in the flat head part and can rotate along the plane side walls at two sides in the flat head part, the central shafts of the two impellers are coplanar with the central shaft of the transmission belt wheel, gears are arranged at the shaft ends of the impellers and are meshed with each other, the driven belt wheel is fixedly connected with the shaft end of one of the impellers far away from the transmission belt wheel, and the transmission belt is sleeved on the transmission belt wheel and the driven belt wheel;

the floating cleaning assembly is arranged on the outer side wall of the housing, and the walking wheel set is arranged on the housing and two outer side walls adjacent to the floating cleaning assembly.

Preferably, the trowelling cleaning assembly comprises a vertical plate, a fine-adjustment electric rod and a trowelling roller, the vertical plate is vertically and fixedly installed on the outer side wall of the housing, the fine-adjustment electric rod is fixedly installed on the vertical plate, the output end of the fine-adjustment electric rod is rotatably provided with the trowelling roller, the trowelling roller is located on the same side of the pointing nozzle, and the shaft ends on the two sides of the trowelling roller are fixedly connected with cleaning hair rollers.

Preferably, the feed subassembly includes feed driving motor, auger and rolling bearing, feed driving motor fixed mounting be in on the lateral wall of feed cylinder, rolling bearing fixed mounting be in feed cylinder inside, and the pointing agent can follow rolling bearing and pass the entering in the flat head, the auger with feed driving motor output shaft fixed connection, just the auger rotates to be installed on the rolling bearing.

Preferably, the excess material scraping mechanism further comprises a plurality of cleaning rollers, the cleaning rollers are uniformly arranged on the inner end face of the side wall of the housing, which is connected with the feeding cylinder, and are linearly arranged along the central axis direction of the housing, and the cleaning rollers can stir the scraping spoon.

Preferably, the walking wheelset includes to be connected through the fixed plate wheel seat is installed with rotating on the housing lateral wall two walking wheels on the wheel seat are worked as when walking wheel and marble wall rolling contact, the curette can paste marble wall and scrape.

Preferably, the back of the storage bin is provided with a U-shaped holding rod.

The technical scheme has the following advantages or beneficial effects:

1. the invention provides a marble reinforcing method for the surface of an outer wall of a building, and particularly relates to a marble reinforcing device for the surface of the outer wall of the building.

2. The invention provides a method for reinforcing marble on the surface of an outer wall of a building, in particular to a device for reinforcing marble on the surface of the outer wall of the building.

Drawings

The invention and its features, aspects and advantages will become more apparent from reading the following detailed description of non-limiting embodiments with reference to the accompanying drawings. The drawings, in which like numerals refer to like parts throughout the several views and which are not necessarily drawn to scale, emphasis instead being placed upon illustrating the principles of the invention.

FIG. 1 is a flow chart of a method for reinforcing marble on the surface of an external wall of a building, provided by the invention;

FIG. 2 is a schematic view of the construction state of a marble reinforcing device for the surface of an external wall of a building provided by the invention;

FIG. 3 is an enlarged partial schematic view at A in FIG. 2;

fig. 4 is a top view of a marble reinforcing device for the surface of an external wall of a building, provided by the invention;

fig. 5 is a front view of a marble reinforcing device for the surface of an external wall of a building provided by the invention.

In the figure: 1. a pointing mechanism; 11. a feed barrel; 111. a flat head; 112. pointing the mouth; 12. a storage bin; 121. a holding rod; 13. a feed assembly; 131. a feed drive motor; 132. a packing auger; 133. a pedestal bearing; 14. a discharge control assembly; 141. a transfer pulley; 142. an impeller; 1421. a gear; 143. a driven pulley; 144. a transmission belt; 2. a remainder scraping mechanism; 21. a housing; 22. a scraping drive motor; 23. a driving roller; 24. scraping the belt; 241. a curette; 25. cleaning the roller; 3. leveling and cleaning the component; 31. a vertical plate; 32. fine-tuning the electric rod; 33. a smoothing roller; 331. cleaning the hair roller; 4. a traveling wheel set; 41. a wheel seat; 42. and (5) traveling wheels.

Detailed Description

The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings for the purpose of providing those skilled in the art with a more complete, accurate and thorough understanding of the concept and technical solution of the present invention, and to facilitate the implementation thereof, but not to limit the present invention.

Referring to the attached drawings 1-5, the reinforcing method of the marble on the surface of the building external wall specifically comprises the following steps:

s1, filling a pointing agent: filling a jointing agent for jointing and filling the marble gaps in the material storage bin 12;

s2, aligning the gaps: the walking wheel 42 group 4 is in rolling contact with the marble wall surface, and the pointing mouth 112 is aligned with the marble gap;

s3, leveling adjustment, namely finely adjusting the leveling and cleaning component 3 to ensure that the leveling and cleaning component 3 extends into the marble gap with a proper depth;

s4, seam pointing: linearly rolling along the marble gap direction, and pointing the marble gap through a pointing mechanism 1;

s6: leveling and cleaning: the pointing line is smoothed through the leveling and cleaning assembly 3, and marble wall surfaces on two sides of the pointing line are cleaned;

adopt the building outer wall body surface marble reinforcing method of above-mentioned step S1-S6 still concretely relates to building outer wall body surface marble reinforcing apparatus at the in-process of pointing the marble gap, including pointing mechanism 1, clout scraping mechanism 2, floating clearance subassembly 3 and walking wheel 42 group 4, wherein:

the pointing mechanism 1 comprises a feeding barrel 11, a storage bin 12, a feeding component 13 and a discharging control component 14, a U-shaped holding rod 121 is arranged on the back of the storage bin 12, the storage bin 12 is fixedly communicated with the feeding barrel 11 in a welding mode, a flat head 111 is arranged at the front end of the feeding barrel 11, the flat head 111 is used for being matched with an impeller 142, a conical pointing nozzle 112 for pointing is arranged at the front end of the flat head 111, and the feeding component 13 is arranged on the feeding barrel 11 and used for conveying pointing agents forwards; the feeding assembly 13 comprises a feeding driving motor 131, an auger 132 and a bearing with a seat 133, the feeding driving motor 131 is fixedly arranged on the outer side wall of the feeding barrel 11 through screws, the bearing with a seat 133 is fixedly arranged inside the feeding barrel 11 in a welding manner, a pointing agent can penetrate into the flat head 111 from the bearing with a seat 133, the auger 132 is fixedly connected with an output shaft of the feeding driving motor 131, and the auger 132 is rotatably arranged on the bearing with a seat 133; the discharging control component 14 includes a transmission pulley 141, two impellers 142, a driven pulley 143, and a transmission belt 144, the transmission pulley 141 is fixedly disposed on a side rotating shaft of the transmission roller 23 near the outer cylinder port of the housing 21, the two impellers 142 are rotatably disposed in the flat head 111, the impellers 142 can rotate along the two side planar sidewalls inside the flat head 111 (so that the pointing agent can only pass through between the two impellers 142 and cannot pass through between the impellers 142 and the inner planar surface of the flat head 111), the central axes of the two impellers 142 are coplanar with the central axis of the transmission pulley 141 (see fig. 2 specifically), the shaft ends of the impellers 142 are provided with gears 1421, the two gears 1421 are engaged, the driven pulley 143 is fixedly connected with one of the shaft ends of the impellers 142 far from the transmission pulley 141, and the transmission belt 144 is sleeved on the transmission pulley 141 and the driven pulley 143.

The floating cleaning component 3 is arranged on the outer side wall of the housing 21, and the two outer side walls of the housing 21 adjacent to the floating cleaning component 3 are provided with walking wheel 42 groups 4; the road wheel 42 group 4 comprises a wheel seat 41 welded on the outer side wall of the housing 21 through a fixing plate and two road wheels 42 rotatably installed on the wheel seat 41, and when the road wheels 42 are in rolling contact with the marble wall surface, the curette 241 can be scraped along the marble wall surface.

When the filling operation of the step S1 is performed, the prepared pointing agent is filled into the storage bin 12 after the storage bin 12 is opened.

Subsequently, step S2 gap alignment operation is executed, the two walking wheel sets 42 roll on the marble wall surface, and then the pointing nozzle 112 is aligned with the marble gap to be pointed, it should be noted that when the pointing mechanism rolls on the marble wall surface to perform pointing operation, the pointing mechanism 1 must perform pointing according to the direction back to the excess material scraping mechanism 2, and then the operation processes of pointing first, scraping again, and then trowelling and cleaning can be realized.

After the set of road wheels 42 4 is in rolling contact with the marble wall surface in step S2, based on the marble wall surface, the leveling adjustment operation of step S3 is performed, the fine adjustment electric rod 32 is activated to drive the leveling roller 33 to extend into the marble gaps, and the leveling roller 33 is located at a proper depth position for leveling.

Then, step S4 is executed to perform seam pointing, the feeding driving motor 131 and the scraping driving motor 22 are started, the feeding driving motor 131 drives the packing auger 132 to rotate, so as to convey the seam pointing agent filled in the storage bin 12 forward along the feeding barrel 11, after the scraping driving motor 22 is started, the rotating driving roller 23 further drives the driven pulley 143 to rotate through the transmission belt 144 via the transmission pulley 141, as shown in fig. 2 and 5, the impeller 142 located at the lowest position is driven to rotate counterclockwise, and then the gear 1421 at the shaft end thereof drives the other gear 1421 to drive the impeller 142 located at the upper position to rotate clockwise, so that the two impellers 142 further extrude the seam pointing agent in the feeding barrel 11 from the seam pointing nozzle 112, the discharging speed of the seam pointing nozzle 112 can be effectively controlled by controlling and adjusting the rotating speed of the scraping driving motor 22, the seam pointing nozzle 112 holds the holding rod 121 to drive the whole device to move along the seam line along the marble wall surface while discharging, thereby carry out the gap pointing automatically at the in-process that removes, under the manual work removes, can carry out the pointing automatically when the stable control load, avoided traditional pointing mode to the waste of pointing agent and need manual control ejection of compact speed to cause the unstable problem of ejection of compact.

The excess material scraping mechanism 2 comprises a square-tube-shaped housing 21, a scraping drive motor 22, transmission rollers 23 and a scraping belt 24, the housing 21 is fixedly welded on the outer wall of the feed cylinder 11, one side cylinder port of the housing 21 is fixedly connected with the outer side wall of the storage bin 12 in a sealing manner, the scraping drive motor 22 is fixedly mounted on the outer side wall of the housing 21 through screws, two transmission rollers 23 are rotatably mounted in the housing 21, one transmission roller 23 far away from the outer side cylinder port of the housing 21 is fixedly connected with an output shaft of the scraping drive motor 22, the scraping belt 24 is sleeved on the two transmission rollers 23, scraping spoons 241 for scraping excess material are uniformly arranged on the belt surface of the scraping belt 24 (as shown in fig. 2 and 3, the scraping spoons 241 are deviated to the jointing mechanism 1), and the scraping spoons 241 can extend out of the outer side cylinder port of the housing 21 in the movement process; the excess material scraping mechanism 2 further comprises cleaning rollers 25, six cleaning rollers 25 are uniformly arranged on the inner end face of the side wall of the housing 21 connected with the feeding cylinder 11, the six cleaning rollers 25 are linearly arranged along the central axis direction of the housing 21, and the cleaning rollers 25 can stir the curette 241.

The scraping operation of the excess materials in the step S5 is performed simultaneously when the gap pointing is performed in the step S4, specifically, after the scraping driving motor 22 is started, the driving roller 23 connected with the driving roller is driven to rotate counterclockwise (referring to fig. 2 in the counterclockwise direction), so as to drive the scraping belt 24 to move, in the process of manually driving the whole device to move along the marble wall surface, the scraping spoon 241 on the moving scraping belt 24, which is in contact with the marble wall surface, crosses over the hooked pointing line, and scrapes along the marble wall surface on both sides of the pointing line, so as to clean the excess pointing agent after the pointing, and continues along the pointing line along the moving process of the device, and the scraping spoon 241 after the scraping passes through the six cleaning rollers 25 in sequence in the process of moving along the scraping belt 24, so as to be continuously stirred by the six cleaning rollers 25 (it should be noted that the scraping spoon 241 can be made of hard plastics, the belt body of the scraping belt 24 can be made of rubber, so that the connection part of the curette 241 is in flexible connection and can be stirred), after continuous stirring is completed, the sealant left in the curette 241 can be cleaned in time, the sealant can be prevented from being accumulated and solidified in the curette 241, and the curette 241 can not be influenced to carry out the next scraping operation.

The floating cleaning component 3 is used for floating the jointing line after the excess materials are scraped, and cleaning the residual jointing agent scraped on the marble wall surfaces on the two sides of the jointing line; the trowelling cleaning assembly 3 comprises a vertical plate 31, a fine adjustment electric rod 32 and a trowelling roller 33, the vertical plate 31 is fixedly installed on the outer side wall of the housing 21, the fine adjustment electric rod 32 is fixedly installed on the vertical plate 31, the output end of the fine adjustment electric rod 32 is rotatably provided with the trowelling roller 33, the trowelling roller 33 is located on the same side of the pointing nozzle 112, and shaft ends on two sides of the trowelling roller 33 are fixedly connected with a cleaning hair roller 331.

The scraping operation of the excess materials in the step S5 is executed and the operation of the floating cleaning in the step S6 is executed immediately, that is, after the scraping of the excess materials of the pointing is completed, the floating roller 33 floats the pointing on the marble wall surface as a reference, so that the pointing after floating is smoother and more beautiful, and meanwhile, the cleaning roller 331 cleans the marble surfaces on two sides of the pointing line in time, thereby avoiding the subsequent trouble of difficult cleaning.

Those skilled in the art will appreciate that variations may be implemented by those skilled in the art in combination with the prior art and the above-described embodiments, and will not be described in detail herein. Such variations do not affect the essence of the present invention and are not described herein.

The above description is of the preferred embodiment of the invention. It is to be understood that the invention is not limited to the particular embodiments described above, in that devices and structures not described in detail are understood to be implemented in a manner common in the art; it will be understood by those skilled in the art that various changes and modifications may be made, or equivalents may be modified, without departing from the spirit of the invention. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are still within the scope of the protection of the technical solution of the present invention, unless the contents of the technical solution of the present invention are departed.

Claims

1. A method for reinforcing marble on the surface of an external wall of a building is characterized by comprising the following steps: the reinforcing method specifically comprises the following steps:

s1, filling a pointing agent: filling a jointing agent used for jointing and filling the marble gaps in the material storage bin (12);

s2, aligning the gaps: rolling and contacting the traveling wheel set (4) with the marble wall surface, and aligning the pointing nozzle (112) with the marble gap;

s3, leveling adjustment, namely finely adjusting the leveling and cleaning assembly (3) to ensure that the leveling and cleaning assembly (3) extends into the marble gaps with a proper depth;

s4, seam pointing: linearly rolling along the marble gap direction, and pointing the marble gap through a pointing mechanism (1);

s6: leveling and cleaning: the pointing line is smoothed through the leveling and cleaning assembly (3), and the marble wall surfaces on two sides of the pointing line are cleaned;

adopt the building outer wall body surface marble reinforcing method of above-mentioned step S1-S6 still concretely relates to building outer wall body surface marble reinforcing apparatus at the in-process of pointing the marble gap, including pointing mechanism (1), clout scraping mechanism (2), floating clearance subassembly (3) and walking wheelset (4), wherein:

the pointing mechanism (1) comprises a feeding barrel (11), a storage bin (12), a feeding assembly (13) and a discharging control assembly (14), the storage bin (12) is fixedly communicated with the feeding barrel (11), a flat head (111) is arranged at the front end of the feeding barrel (11), a conical pointing nozzle (112) for pointing is arranged at the front end of the flat head (111), and the feeding assembly (13) is arranged on the feeding barrel (11) and used for conveying pointing agent forwards;

the excess material scraping mechanism (2) comprises a square-tube-shaped housing (21), a scraping drive motor (22), a transmission roller (23) and a scraping belt (24), the housing (21) is fixedly arranged on the outer wall of the feeding barrel (11), and one side cylinder port of the cover shell (21) is fixedly connected with the outer side wall of the storage bin (12) in a sealing way, the scraping drive motor (22) is fixedly arranged on the outer side wall of the housing (21), a plurality of driving rollers (23) are rotatably arranged in the housing (21), one of the driving rollers (23) is fixedly connected with an output shaft of the scraping drive motor (22), the scraping belt (24) is sleeved on all the transmission rollers (23), scraping spoons (241) for scraping off excess materials are uniformly arranged on the belt surface of the scraping belt (24), the curette (241) can extend out of a cylinder port at the outer side of the housing (21) in the process of moving along with the curette belt (24);

the discharging control component (14) comprises a transmission belt wheel (141), two impellers (142), a driven belt wheel (143) and a transmission belt (144), the transmission belt wheel (141) is fixedly arranged on a rotating shaft at one side of the transmission roller (23) close to the cylinder port at the outer side of the housing (21), the two impellers (142) are rotationally arranged in the flat head part (111), the impellers (142) can rotate along the two side plane side walls in the flat head part (111), the central axes of the two impellers (142) are coplanar with the central axis of the transmission belt wheel (141), the shaft end of the impeller (142) is provided with a gear (1421), the two gears (1421) are meshed, the driven pulley (143) is fixedly connected with one of the impeller (142) far away from the transmission pulley (141) at the shaft end, the transmission belt (144) is sleeved on the transmission belt wheel (141) and the driven belt wheel (143);

the floating cleaning assembly (3) is arranged on the outer side wall of the housing (21), and the walking wheel set (4) is arranged on the housing (21) and two adjacent outer side walls of the floating cleaning assembly (3).

2. The method for reinforcing marble on the surface of external wall of building as claimed in claim 1, wherein: the floating cleaning assembly (3) comprises a vertical plate (31), a fine-adjustment electric rod (32) and a floating roller (33), the vertical plate (31) is vertically and fixedly installed on the outer side wall of the housing (21), the fine-adjustment electric rod (32) is fixedly installed on the vertical plate (31), the output end of the fine-adjustment electric rod (32) is rotatably provided with the floating roller (33), the floating roller (33) is located on the same side of the pointing nozzle (112), and shaft ends of two sides of the floating roller (33) are fixedly connected with a cleaning roller (331).

3. The method for reinforcing marble on the surface of external wall of building as claimed in claim 1, wherein: feed subassembly (13) are including feed driving motor (131), auger (132) and rolling bearing (133), feed driving motor (131) fixed mounting be in on the lateral wall of feed cylinder (11), rolling bearing (133) fixed mounting be in feed cylinder (11) inside, and the crack sealer can follow rolling bearing (133) and pass the entering in flat head portion (111), auger (132) with feed driving motor (131) output shaft fixed connection, just auger (132) rotate and install on rolling bearing (133).

4. The method for reinforcing marble on the surface of external wall of building as claimed in claim 1, wherein: the excess material scraping mechanism (2) further comprises a cleaning roller (25), a plurality of cleaning rollers (25) are uniformly arranged on the inner end face of the side wall connected with the feeding barrel (11) on the housing (21), the cleaning rollers (25) are arranged in a straight line along the central axis direction of the housing (21), and the cleaning rollers (25) can shift the scraping spoon (241).

5. The method for reinforcing marble on the surface of external wall of building as claimed in claim 1, wherein: walking wheelset (4) are including connecting through the fixed plate wheel seat (41) are installed with rotating on housing (21) lateral wall two walking wheels (42) on wheel seat (41), work as walking wheel (42) and marble wall rolling contact time, curette (241) can paste the marble wall and scrape and move.

6. The method for reinforcing marble on the surface of external wall of building as claimed in claim 1, wherein: the back of the storage bin (12) is provided with a U-shaped holding rod (121).