CN113374222B

CN113374222B - Wall whitewashing device of house decoration

Info

Publication number: CN113374222B
Application number: CN202011000274.2A
Authority: CN
Inventors: 王照兮; 唐勇; 伍鹏; 唐渊
Original assignee: Huaihua Yongsheng Construction Engineering Co ltd
Current assignee: Huaihua Yongsheng Construction Engineering Co ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2022-12-20
Anticipated expiration: 2040-09-22
Also published as: CN113374222A

Abstract

The invention discloses a wall surface painting device for house decoration, which belongs to the field of building construction and comprises a support frame, wherein a lifting plate is arranged on the support frame in a vertically sliding mode, a rotary table is arranged at the top of the lifting plate in a rotating mode, a moving platform is arranged on the rotary table in a sliding mode, a painting shell is hinged to a vertical seat at the top of the moving platform, a painting mechanism for painting a wall is arranged in the painting shell and can adapt to wall surfaces with different inclination angles, when the wall surface of a ceiling is painted, an operator can observe the painting condition under the normal condition through a reflector, the fatigue feeling of the operator is relieved, the painting material is quickly scraped onto the wall through a scraping cylinder, the painting material on the wall surface is scraped off through a scraping plate, and the scraped painting material is compacted through a squeezing plate, so that the bonding between the painting material and the wall surface is firmer, and the painting quality is improved.

Description

Wall whitewashing device of house decoration

Technical Field

The invention belongs to the field of building construction, and particularly relates to a wall surface painting device for house decoration.

Background

When fitment of a house, need whitewash the wall in house, a lot of places lead to work efficiency low owing to adopt artifical whitewash, and the equipment of whitewashing that exists is when carrying out the whitewash at present, and the coating of only whitewash material is on the surface of wall usually, and it is insecure to bond between whitewash material and the wall, and whitewash material drops in a large amount easily, makes the quality of whitewashing not reach the effect that needs, causes a large amount of wasting of resources easily.

General equipment of whitewashing only can whitewash vertical wall, to the whitewashing with the ceiling, general equipment can't be suitable for, when whitewashing the wall of ceiling in addition, needs the staff head to be in the state of looking up always, causes fatigue very easily to the quality and the efficiency that make to whitewash all reduce.

Disclosure of Invention

The invention aims to solve the problems and provides a wall surface painting device for house decoration, which directly scrapes painting materials on a wall surface, and scrapes the painting materials flat and compacts the painting materials to reduce dropping.

In order to realize the purpose, the invention adopts the technical scheme that: a wall surface painting device for house decoration comprises a support frame, wherein a lifting plate is arranged on the support frame in a vertically sliding mode, a rotary table is arranged at the top of the lifting plate in a rotating mode, a moving platform is arranged on the rotary table in a sliding mode, a painting shell is hinged to a vertical seat at the top of the moving platform, a painting mechanism for painting a wall is arranged in the painting shell, a driving mechanism for controlling the painting shell to rotate to adjust the angle is arranged at the top of the moving platform, a material conveying box is arranged at the top of the moving platform, a feeding mechanism for conveying painting materials is arranged in the material conveying box, and the feeding mechanism is connected with the painting shell through a pipeline;

the plastering mechanism comprises a rotating groove and a scraping groove which are arranged on the plastering shell, the rotating groove is positioned at the lower side of the scraping groove, a scraping cylinder for scraping the plastering material onto a wall is rotationally arranged in the scraping groove, a driving source is connected to the scraping cylinder, the plane of the rotating direction of the scraping cylinder is vertical to the plane of the wall, a rotating disc is rotationally arranged in the rotating groove, the rotating plane of the rotating disc is parallel to the plane of the wall, winding drums are symmetrically rotationally arranged on the rotating disc, a plurality of retractable scraping plates are arranged in the diameter direction of each winding drum, a bulge is arranged on the front side surface of the rotating direction of the scraping plates in the rotating direction of the winding drum and the scraping plates, the angle between the convex scraping surface and the rotating tangential direction of the scraping plates is 40-60 degrees, the bulge scrapes the plastering material onto the wall, an arc-shaped extrusion plate is fixedly arranged on the rear side surface of the rotating direction of the scraping plates, the extrusion plate brushes the plastering material on the wall in the rotating process, the extruding plate compacts the plastering material on the wall, and the rotating disc are respectively connected with the driving source when the rotating disc is rotated;

and the support frame and the lifting plate are provided with a support mechanism which prevents the support frame from toppling and expands the lifting plate.

Further, the top fixed connection of defeated workbin adjusts the seat, connect articulated seat on the boss of adjusting the seat, it sets up the sliding seat to slide on the platform of regulation seat downside, articulated set up on the sliding seat with sliding seat looks gliding mounting panel, fixed setting is when whitewashing the wall at top on the mounting panel, is convenient for observe the speculum of whitewashing the condition, set up by rotating on the sliding seat adjust the threaded rod drive on the seat.

Further, actuating mechanism is including fixed setting up in the transmission case at moving platform top, the transmission case internal rotation sets up first gear and second gear, the second gear with feeding mechanism connects, the lateral surface of transmission case rotates and sets up the hand wheel, the hand wheel passes through the drive of gear alternative first gear perhaps the second gear rotates, the dead axle of first gear the upright seat on the moving platform top extends to rather than rotating and being connected, be provided with the worm in the axis of rotation of first gear, whitewash the shell with the fixed turbine that sets up on the hinge pin axle of the upright seat in moving platform top, the turbine with the worm meshes mutually, the turbine with whitewash fixed connection between the shell, the worm is in the drive during the turbine is rotatory, control whitewash the shell and rotate in order to adapt to the angle of whitewashing the wall surface.

Further, feeding mechanism including set up with the material tablet is sent to the spiral in the conveying case, the rotation axis of transmission case extend in the conveying case and with the conveying case rotates and is connected, the material tablet is sent to the spiral set up in the axis of rotation of transmission case, whitewash the storage cavity that sets up the pipeline intercommunication that whitewashes the material with carrying on the shell, the storage cavity with scrape the aperture that sets up the ejection of compact between the silo.

Furthermore, the supporting mechanism comprises a supporting plate hinged to the side edge of the supporting frame, a first supporting rod is hinged to the supporting frame, the supporting plate is hooked and fixed by the first supporting rod when the supporting plate is opened, expansion plates are hinged to the two side edges of the lifting plate, a second supporting rod is hinged to the lifting plate, and the second supporting rod is clamped with grooves in the bottom surface of the expansion plates when the expansion plates are unfolded, so that the expansion plates are horizontal.

Furthermore, an inclined transition surface is arranged between the groove of the winding drum and the surface of the rotating disc in the rotating disc, and a cleaning brush is arranged on the surface of the winding drum and used for cleaning the painting material remained in the groove when the cleaning brush rotates.

Furthermore, the top of the painting shell is rotatably provided with a shielding case, an elastic brace is arranged between the shielding case and a groove on the painting shell, the elastic brace pushes the shielding case to seal an opening in the top of the painting shell in a normal state, and a push rod is fixedly arranged on the shielding case.

Furthermore, a threaded rod is connected to a connecting rod on the bottom surface of the lifting plate in a threaded manner, and the threaded rod is connected with a driving source for driving the lifting plate to move up and down.

The invention has the beneficial effects that: the invention provides a wall painting device for house decoration, which comprises a wall painting device 1, a movable mirror and a movable mirror.

2. Through the feed cylinder of scraping that sets up, will whitewash on the material flying speed scrapes the wall, make to whitewash and have certain adhesive force between material and the wall, scrape the flitch through the setting and make the whitewash on the wall strickle off, will scrape the compaction of whitewash of strickleing off through the stripper plate simultaneously, make whitewash more firm of bonding between material and the wall to reduce the condition that drops, improve the quality of whitewashing.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 isbase:Sub>A schematic cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a schematic view of the structure in the direction B of FIG. 1;

FIG. 4 is a schematic cross-sectional view taken along the line C-C in FIG. 1;

FIG. 5 is an enlarged view of a portion of the structure shown at D in FIG. 1;

FIG. 6 is an enlarged partial view of FIG. 1 at E;

fig. 7 is a schematic sectional view in the direction F-F in fig. 6.

The text labels in the figures are represented as: 10. a support frame; 11. lifting the plate; 12. a mobile platform; 13. painting the shell; 14. a rotating groove; 15. a material scraping groove; 16. scraping the material barrel; 17. rotating the disc; 18. a winding drum; 19. a scraping plate; 20. a protrusion; 21. a pressing plate; 22. a turntable; 23. a material conveying box; 24. an adjusting seat; 25. a sliding seat; 26. a hinged seat; 27. mounting a plate; 28. a mirror; 29. a transmission case; 30. a first gear; 31. a second gear; 32. a hand wheel; 33. a worm; 34. a turbine; 35. spirally feeding the material sheets; 36. a material storage cavity; 37. a support plate; 38. a first support rod; 39. an expansion board; 40. a second support bar; 41. an isolation cover; 42. a top rod; 43. an elastic brace; 44. a threaded rod; 45. cleaning with a brush; 46. a cavity; 50. a third gear; 51. a connecting rod; 52. a fourth gear; 53. a swing lever; 54. an arc-shaped chute; 55. and fastening the bolt.

Detailed Description

The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.

As shown in the attached figures 1-7 in the specification, the specific structure of the invention is as follows: a wall surface painting device for house decoration comprises a support frame 10, wherein a lifting plate 11 is arranged on the support frame 10 in a sliding mode up and down, a guardrail is arranged on the lifting plate 11, a rotary table 22 is arranged at the top of the lifting plate 11 in a rotating mode, a moving platform 12 is arranged on the rotary table 22 in a sliding mode, a painting shell 13 is hinged to a vertical seat at the top of the moving platform 12, a painting mechanism for painting a wall is arranged in the painting shell 13, a driving mechanism for controlling the painting shell 13 to rotate is arranged at the top of the moving platform 12, a material conveying box 23 is arranged at the top of the moving platform 12, a feeding mechanism for conveying painting materials is arranged in the material conveying box 23, and the feeding mechanism is connected with the painting shell 13 through a pipeline;

the painting mechanism comprises a rotating groove 14 and a scraping groove 15 which are arranged on the painting shell 13, the rotating groove 14 is positioned at the lower side of the scraping groove 15, a scraping material barrel 16 is arranged in the scraping groove 15 in a rotating mode, a driving source is connected to the scraping material barrel 16, the plane of the rotating direction of the scraping material barrel 16 is perpendicular to the plane of the wall, the driving source selects a motor, an elastic scraping strip is arranged on the scraping material barrel 16, the scraping material barrel 16 drives the scraping strip to rotate at a high speed under the driving of the motor, the scraping strip coats painting materials on the wall surface, a rotating disc 17 is arranged in the rotating groove 14, the rotating plane of the rotating disc 17 is parallel to the plane of the wall, winding drums 18 are symmetrically arranged on the rotating disc 17 in a rotating mode, the winding drums 18 are symmetrically arranged, a plurality of telescopic scraping plates 19 are arranged in each winding drum 18 in the diameter direction, the barrel 18 is provided with a sliding groove matched with the scraping plate 19, a spring for pushing the scraping plate 19 to stretch is arranged in the sliding groove, a bulge 20 is arranged on the front side surface of the rotating direction of the scraping plate 19 along the rotating direction of the barrel 18 and the scraping plate 19, the angle between the scraping surface of the bulge 20 and the rotating tangential direction of the scraping plate 19 is 40-60 degrees, 60 degrees is preferably selected, when the bulge 20 rotates, the scraping surface of the bulge pushes the painting materials scraped to the wall and scrapes the painting materials off, an arc-shaped extrusion plate 21 is fixedly arranged on the rear side surface of the rotating direction of the scraping plate 19, the extrusion plate 21 flattens and compacts the painting materials on the wall under the pushing of the spring for pushing the scraping plate 19 to stretch in the rotating process, and the arc-shaped structure of the extrusion plate 21 enables the painting materials to be compacted, the rotating disc 17 and the winding drum 18 are respectively connected with a driving source, the driving source connected to the rotating disc 17 and the winding drum 18 is a motor arranged on the plastering shell 13, wherein the motor driving the rotating disc 17 to rotate drives the rotating disc 17 to rotate through a gear, a cavity 46 is arranged in the rotating disc 17, an output shaft of the motor driving the winding drum 18 to rotate rotates with the rotating disc 17 and extends into the cavity 46, the winding drum 18 is driven to rotate through a bevel gear, when the motor connected to the winding drum 18 is started, the rotating disc 17 cannot rotate, the winding drum 18 drives the scraping plate 19 to scrape the wall surface in the same area, and after the motor connected to the rotating disc 17 is started, the rotating disc 17 rotates, so that the winding drum 18 drives the scraping plate 19 to scrape the wall surface in different areas for plastering and scraping treatment;

the supporting frame 10 and the lifting plate 11 are provided with a supporting mechanism for preventing the supporting frame 10 from falling and expanding the lifting plate 11.

Preferably, as shown in the attached drawing 1 of the specification, the top fixed connection of the material conveying box 23 adjusts the seat 24, the boss on the upper side of the adjusting seat 24 is connected with the hinged seat 26, the platform on the lower side of the adjusting seat 24 slides to be provided with the sliding seat 25, the sliding seat 25 is hinged to be provided with the mounting plate 27 which slides relative to the sliding seat 25, the mounting plate 27 is fixedly provided with the reflecting mirror 28 which is convenient for observing the painting condition when the wall surface on the top is painted, the sliding seat 25 is driven and adjusted by the threaded rod which is rotatably provided on the adjusting seat 24, and the sliding seat 25 slides on the platform on the lower side of the adjusting seat 24 by controlling the rotation of the threaded rod, so that the inclination angles of the mounting plate 27 and the reflecting mirror 28 are adjusted, and the observation of an operator is convenient.

Preferably, as shown in fig. 1, 2, and 3 of the specification, the driving mechanism includes a transmission case 29 fixedly disposed on the top of the mobile platform 12, a first gear 30 and a second gear 31 are rotatably disposed in the transmission case 29, the second gear 31 is connected to the feeding mechanism, a hand wheel 32 is rotatably disposed on an outer side surface of the transmission case 29, the hand wheel 32 selectively drives the first gear 30 or the second gear 31 to rotate through a gear, and the hand wheel 32 selectively drives the first gear 30 or the second gear 31 through a gear in a specific embodiment that: a third gear 50 is fixedly connected to a rotating shaft of the hand wheel 32, a fourth gear 52 meshed with the third gear 50 is arranged on the third gear 50, the fourth gear 52 rotates with the rotating shaft connected with the fourth gear 52, the fourth gear 52 can be meshed with the first gear 30 or the second gear 31 if necessary, an arc-shaped chute 54 is arranged on the transmission box 29, a connecting rod 51 and a swinging rod 53 are rotatably arranged on the rotating shaft of the hand wheel 32, the connecting rod 51 is rotatably connected with an output shaft of the fourth gear 52, the rotating shaft of the fourth gear 52 extends through the arc-shaped chute 54 and is fixed with the swinging rod 53, a fastening bolt 55 is arranged on the swinging rod 53, the swinging rod 53 and the transmission box 29 are relatively fixed when the fastening bolt 55 is screwed, when the second gear 31 needs to be controlled to rotate, the swinging rod 53 is pushed to swing, the fourth gear 52 is meshed with the second gear 31, the fastening bolt 55 is then screwed, the fastening bolt 55 is fixed relative to the transmission box 29, when the second gear 31 needs to rotate, the swinging rod 53 drives the second gear 31 to swing, the first gear 32 drives the swinging rod 32 to rotate, and then the first gear 32 to drive the first gear 30 to rotate, and drive the first gear 32 to rotate, and the swinging rod 32 to drive the first gear 32 to rotate, and control the swinging rod 32 to drive the first gear 32 to rotate; the rotation axial of first gear 30 founds the seat extension on the moving platform 12 top to rather than rotating and being connected, be provided with worm 33 in the axis of rotation of first gear 30, whitewash shell 13 with the fixed turbine 34 that sets up in the articulated round pin axle that the seat was found at moving platform 12 top, turbine 34 with worm 33 meshes mutually, turbine 34 with whitewash fixed connection between the shell 13, through the rotation of hand wheel 32 control first gear 30, make first gear 30 drive worm 33 rotate, worm 33 is the drive when turbine 34 is rotatory, drive whitewash shell 13 rotates the angle in order to adapt to whitewash the wall.

Preferably, as shown in fig. 1 of the specification, the feeding mechanism includes a spiral material feeding sheet 35 disposed in the material conveying box 23, the axial direction of the rotation of the transmission box 29 extends into the material conveying box 23 and is rotationally connected with the material conveying box 23, the spiral material feeding sheet 35 is disposed on the rotational axis of the transmission box 29, a hopper for conveying the brushing material in the material conveying box 23 is disposed at the top of the material conveying box 23, a material storage cavity 36 communicated with a pipeline for conveying the brushing material is disposed on the brushing shell 13, a small hole for discharging is disposed between the material storage cavity 36 and the material scraping groove 15, the spiral material feeding sheet 35 is driven to rotate, so that the spiral material feeding sheet 35 pushes the material to enter the material storage cavity 36 through the pipeline, and the material is discharged through the small hole, so that the material scraping cylinder 16 is rotated, the material is scraped evenly, and the control is facilitated.

Preferably, as shown in fig. 1 of the specification, the supporting mechanism includes a supporting plate 37 hinged to a side of the supporting frame 10, a first supporting rod 38 is hinged to the supporting frame 10, the first supporting rod 38 hooks and fixes the supporting plate 37 when the supporting plate 37 is opened, so that the supporting plate 37 supports the supporting frame 10, the supporting frame 10 is not prone to toppling during operation, extension plates 39 are hinged to two side edges of the lifting plate 11, a second supporting rod 40 is hinged to the lifting plate 11, and the second supporting rod 40 is clamped by a groove on the bottom surface of the extension plate 39 when the extension plate 39 is unfolded, so that the extension plate 39 is horizontally arranged, the lifting plate 11 is extended, and an operator can conveniently move on the lifting plate 11.

Preferably, as shown in fig. 7 of the specification, an inclined transition surface is formed between the groove of the rotating disc 17 where the winding drum 18 is mounted and the surface of the rotating disc 17, the inclined transition surface facilitates the scraper 19 to retract when rotating back into the groove, the surface of the winding drum 18 is provided with a cleaning brush 45, and the cleaning brush 45 cleans the brushing material remained in the groove when rotating.

Preferably, as shown in fig. 1 and 4 of the specification, the top of the painting housing 13 is rotatably provided with an isolation cover 41, an elastic brace 43 is arranged between the isolation cover 41 and the groove on the painting housing 13, the elastic brace 43 pushes the isolation cover 41 to close the opening at the top of the painting housing 13 in a normal state, the isolation cover 41 is fixedly provided with an ejector rod 42, when the edge of the wall surface is painted, the wall surface perpendicular to the painted wall surface abuts against the ejector rod 42, so that the ejector rod 42 drives the isolation cover 41 to rotate, thereby exposing the gap on the painting housing 13, realizing coating of the painting material, and facilitating manual individual wall surface painting at the edge.

Preferably, as shown in fig. 1 of the specification, a threaded rod 44 is threadedly connected to a connecting rod on the bottom surface of the lifting plate 11, the threaded rod 44 is connected to a driving source for driving the lifting plate 11 to move up and down, the driving source is selected as a motor, the motor drives the threaded rod 44 to rotate when starting, the threaded rod 44 drives the connecting rod on the bottom surface of the lifting plate 11 to move up and down when rotating, so as to control the position of the lifting plate 11 in the up and down direction to be adjusted, and a universal wheel convenient to move is arranged on the bottom surface of the supporting frame 10.

The specific use mode of the invention is as follows: when the wall surface is painted, the supporting plate 37 is firstly turned over, and the first supporting rod 38 and the supporting plate 37 are hooked, so that the supporting plate 37 is fixed, the supporting frame 10 is supported, and the supporting frame 10 is prevented from inclining in the working process;

the painting materials are fed from a hopper at the top of the material conveying box 23, the swinging rod 53 is rotated to enable the fourth gear 52 and the second gear 31 to be meshed, then the fastening bolt 55 is screwed tightly, the hand wheel 32 is rotated, the hand wheel 32 drives the second gear 31 to rotate through the third gear 50, the spiral material feeding piece 35 is rotated, the painting materials in the material conveying box 23 are conveyed into the painting shell 13 when the spiral material feeding piece 35 rotates, the motor connected with the material scraping barrel 16 is started, the material scraping barrel 16 is driven to rotate to scrape the conveyed painting materials onto the wall surface at a high speed,

starting a motor connected to a winding drum 18, wherein the motor drives the winding drum 18 to rotate, the winding drum 18 drives a material scraping plate 19 to rotate when rotating, the material scraping plate 19 drives a protrusion 20 to scrape the painting materials scraped on the wall surface when rotating, a squeezing plate 21 compacts the scraped painting materials when rotating, the painting materials are prevented from falling off when painting, a cleaning brush 45 cleans and cleans the painting materials remained in a groove when rotating along with the winding drum 18, the motor connected to a rotating disc 17 is started, the motor drives the rotating disc 17 to rotate, the winding drum 18 rotates along with the rotating disc 17 when rotating to clean, so that the position and range of the painting of the winding drum 18 are changed, so as to paint different wall surface areas, the threaded rod 44 rotates by starting the motor connected to the threaded rod 44, so as to control the lifting plate 11 to move up and down to paint and paint the wall surface, and the wall surface is painted and the wall surface is horizontally moved by pushing a support frame 10 to move;

when the wall surface with an inclination angle or a ceiling needs to be painted, the swing rod 53 is pushed to rotate, the fourth gear 52 is meshed with the first gear 30, the fastening bolt 55 is screwed down, the hand wheel 32 is rotated, the hand wheel 32 drives the first gear 30 to rotate, the first gear 30 rotates to drive the worm 33 and the turbine 34 to rotate, the turbine 34 drives the painting shell 13 to rotate, the painting angle is adjusted, when the wall surface at the top is painted, the threaded rod connected to the sliding seat 25 is rotated to move the sliding seat 25, so that the inclination angles of the mounting plate 27 and the reflector 28 are changed, the reflector 28 can reflect the condition when the wall surface at the top is painted, and the observation of an operator is facilitated,

when the wall surface of the ceiling is painted, the expansion plate 39 is turned over, the second support rod 40 and the groove on the expansion plate 39 are clamped, the expansion plate 39 is supported, the plane of the lifting plate 11 is expanded, an operator stands on the lifting plate 11 to push the moving platform 12 to move or rotate, and the wall surface of the ceiling is painted conveniently,

when whitewash the edge of wall, ejector pin 42 withstands with the wall looks vertically wall that whitewashes with it, makes cage 41 take place to rotate to opening on the shell 13 top surface that will whitewash is opened, realizes scraping the wall of edge that will whitewash the material flying speed, and the operating personnel of being convenient for carries out final whitewashing to the wall at edge artifical.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.

Claims

1. A wall surface painting device for house decoration comprises a support frame (10), wherein a lifting plate (11) is arranged on the support frame (10) in a sliding mode up and down, a rotary table (22) is arranged at the top of the lifting plate (11) in a rotating mode, a moving platform (12) is arranged on the rotary table (22) in a sliding mode, a painting shell (13) is hinged to a vertical seat at the top of the moving platform (12), a painting mechanism for painting a wall surface is arranged in the painting shell (13), a driving mechanism for controlling the painting shell (13) to rotate is arranged at the top of the moving platform (12), a material conveying box (23) is arranged at the top of the moving platform (12), a feeding mechanism for conveying painting materials is arranged in the material conveying box (23), and the feeding mechanism is connected with the painting shell (13) through a pipeline;

the top of the painting shell (13) is rotatably provided with an isolation cover (41), an elastic brace (43) is arranged between the isolation cover (41) and a groove on the painting shell (13), the elastic brace (43) pushes the isolation cover (41) to seal an opening in the top of the painting shell (13) in a normal state, and a mandril (42) is fixedly arranged on the isolation cover (41);

the plastering mechanism comprises a rotating groove (14) and a scraping groove (15) which are arranged on the plastering shell (13), the rotating groove (14) is positioned at the lower side of the scraping groove (15), a scraping cylinder (16) which scrapes plastering materials on the wall is arranged in the scraping groove (15) in a rotating way, an elastic scraping strip is arranged on the scraping cylinder (16), a driving source is connected on the scraping cylinder (16), the plane of the rotating direction of the scraping cylinder (16) is vertical to the plane of the wall, a rotating disc (17) is rotationally arranged in the rotating groove (14), the rotating plane of the rotating disc (17) is parallel to the plane of the wall, a winding drum (18) is symmetrically and rotationally arranged on the rotating disc (17), a plurality of scraping plates (19) capable of scraping are arranged in the diameter direction of the winding drum (18), a bulge (20) is arranged on the front side face in the rotating direction of the scraping plates (19) in the rotating direction of the scraping plates (18) in the rotating direction of the scraping plates (20), the bulge (20) and the scraping plate (19) and the extruding plate (21) is positioned on the rotating direction of the scraping the extruding plate (21) after the extruding direction of the scraping the extruding plate is tangential and the extruding plate (21) is in the rotating direction of the extruding plate (60-60) which is fixed to the extruding direction of the extruding plate (21), the rotating shafts of the rotating disc (17) and the winding drum (18) are respectively connected with a driving source, and the position of the painting of the winding drum (18) is changed when the rotating disc (17) rotates;

and the supporting frame (10) and the lifting plate (11) are provided with a supporting mechanism which prevents the supporting frame (10) from falling and expands the lifting plate (11).

2. A wall plastering device for house finishing as claimed in claim 1, wherein: the top fixed connection of defeated workbin (23) adjusts seat (24), connect articulated seat (26) on the boss on adjusting seat (24), it sets up sliding seat (25) to slide on the platform of adjusting seat (24) downside, articulated setting on sliding seat (25) with sliding seat (25) gliding mounting panel (27) mutually, fixed setting is in when whitewashing the wall at top in mounting panel (27), is convenient for observe speculum (28) of whitewashing the condition, set up by rotating on sliding seat (25) adjust the threaded rod drive on seat (24).

3. A wall plastering device for house finishing as claimed in claim 1, wherein: actuating mechanism sets up first gear (30) and second gear (31) including fixed transmission case (29) that set up at moving platform (12) top, transmission case (29) internal rotation, second gear (31) with feeding mechanism connects, the lateral surface of transmission case (29) is rotated and is set up hand wheel (32), hand wheel (32) select the drive through the gear first gear (30) perhaps second gear (31) rotate, the axis of rotation of first gear (30) the founding seat on moving platform (12) top extends to rotate rather than and be connected, be provided with worm (33) in the axis of rotation of first gear (30), whitewash shell (13) with fixed turbine (34) that sets up on the hinge pin axle of the founding seat in moving platform (12) top, turbine (34) with worm (33) mesh mutually, turbine (34) with whitewash fixed connection between shell (13), worm (33) are in the drive when worm (34) are rotatory, control whitewash shell (13) rotate with the adaptation of whitewashing wall face.

4. A wall plastering device for house finishing as claimed in claim 3, wherein: feeding mechanism including set up with spiral material conveying piece (35) in defeated workbin (23), the rotation axial of transmission case (29) extend in defeated workbin (23) and with defeated workbin (23) rotate and connect, spiral material conveying piece (35) set up in the axis of rotation of transmission case (29), whitewash storage cavity (36) that set up on shell (13) and carry the pipeline intercommunication of whitewashing material, storage cavity (36) with scrape the aperture that sets up the ejection of compact between silo (15).

5. A wall plastering device for house finishing as claimed in claim 1, wherein: the supporting mechanism comprises a supporting plate (37) which is hinged to the side edge of the supporting frame (10), a first supporting rod (38) is hinged to the supporting frame (10), the supporting plate (37) is hooked and fixed when opened by the first supporting rod (38), expansion plates (39) are hinged to two side edges of the lifting plate (11), a second supporting rod (40) is hinged to the lifting plate (11), and the second supporting rod (40) is clamped with grooves in the bottom surfaces of the expansion plates (39) when the expansion plates (39) are unfolded, so that the expansion plates (39) are horizontal.

6. A wall plastering device for house finishing as claimed in claim 1, wherein: the cleaning device is characterized in that an inclined transition surface is arranged between a groove of the winding drum (18) and the surface of the rotating disc (17) in the rotating disc (17), a cleaning brush (45) is arranged on the surface of the winding drum (18), and the cleaning brush (45) cleans the painting materials remained in the groove when rotating.

7. A wall plastering device for house finishing as claimed in claim 1, wherein: a connecting rod on the bottom surface of the lifting plate (11) is in threaded connection with a threaded rod (44), and the threaded rod (44) is connected with a driving source for driving the lifting plate (11) to move up and down.