CN112454121A

CN112454121A - But city wall adlet that multi-angle was adjusted grinds equipment

Info

Publication number: CN112454121A
Application number: CN202011219282.6A
Authority: CN
Inventors: 刘荣春
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-03-09
Anticipated expiration: 2040-11-04
Also published as: CN112454121B

Abstract

The invention relates to small advertisement cleaning equipment, in particular to urban wall small advertisement grinding equipment capable of being adjusted at multiple angles, which comprises a movable base, a traveling wheel, a handle, a fixed plate, a fixed cylinder, a left-right swinging assembly and the like; the lower extreme rotary type that removes the base is equipped with a plurality of walking wheels, removes the fixed two handles that are equipped with in one side of base, and the fixed upside that locates the removal base of fixed plate, fixed cylinder are fixed locate on removing the base and run through the fixed plate, and the horizontal hunting subassembly is located on the fixed cylinder. According to the invention, the clamping assembly and the damping grinding assembly can be driven to swing left and right through the swing frame, so that the grinding roller can clean small advertisements on the wall surface in the left-right direction, and the transverse state and the vertical state of the grinding roller can be adjusted through rotating the concave wheel, so that the grinding roller can clean the small advertisements in different pasting directions.

Description

But city wall adlet that multi-angle was adjusted grinds equipment

Technical Field

The invention relates to small advertisement cleaning equipment, in particular to urban wall small advertisement grinding equipment capable of being adjusted in multiple angles.

Background

The cleaning of the small advertisements on the wall surfaces, the electric poles, the road boards, the guardrails and the like becomes a very slow work in the process of disputing and creating civilized cities in all big cities in China, and the cleaning effect of the small advertisements can directly influence the city creation selection result. The small advertisements which are visible everywhere in a city are usually cleaned manually by law enforcement personnel, sanitation workers and volunteers holding cleaning tools, the small advertisement cleaning mode is time-consuming and labor-consuming, and the small advertisements which are stuck for a long time and stuck at a high position are difficult to clean, so that the small advertisements are not ideal in cleaning effect, and meanwhile, the existing small advertisement cleaning tools can damage walls when being used. Therefore, it is urgent to need to develop a device that can clean up the small advertisement on the wall in multiple angles for the small advertisement can be thoroughly cleaned up, and can clean up the small advertisement of some eminences, provide more convenience for city small advertisement cleaning work.

Disclosure of Invention

In view of the problems in the background art, the invention provides a device capable of cleaning small advertisements on a wall surface in multiple angles, so that the small advertisements can be cleaned completely, and the small advertisements at certain heights can be cleaned, thereby providing greater convenience for the small advertisement cleaning work in cities.

The invention adopts the following technical scheme: the utility model provides a but city wall adlet of multi-angle regulation grinds equipment, including removing the base, the walking wheel, the handle, the fixed plate, the solid fixed cylinder, the horizontal hunting subassembly, chucking subassembly and shock attenuation grind the subassembly, the lower extreme rotary type of removing the base is equipped with a plurality of walking wheels, the fixed both handles that are equipped with in one side of removing the base, the fixed plate is fixed to be located the upside that removes the base, the solid fixed cylinder is fixed to be located on removing the base and runs through the fixed plate, the horizontal hunting subassembly is located on the solid fixed cylinder, the chucking subassembly is located on the horizontal hunting subassembly, the shock attenuation grinds the subassembly and locates on.

Further, the left-right swinging component comprises a mounting rack, a fixed rod, a cross swinging pipe, a rotating shaft and a swinging rack, rotating gear, two-way motor, sector gear, torsion spring, fixed gear and rack, the mounting bracket is fixed to be located in the solid fixed cylinder, the fixed dead lever that is equipped with two parallels in upper end of mounting bracket, the fixed cross swing pipe that is equipped with of one end of two dead levers, the axis of rotation rotary type suit is in the cross swing pipe, the swing span is fixed to be located in the axis of rotation, the fixed lower extreme of locating the axis of rotation of rotating gear, two-way motor is fixed to be located the one end of swing span, sector gear is fixed to be located on the output shaft of two-way motor upper end and with the meshing of rotating gear, it passes torsion spring to be equipped with torsion spring and axis of rotation between upside and the swing span of rotating gear, the fixed upper end of locating the cross swing.

Further, the clamping subassembly is located on the swing span, the clamping subassembly is including fixed pipe, built-in dwang, the concave wheel, the clamping frame, chucking pole and compression spring, fixed pipe is fixed and is located one side of swing span, built-in dwang rotary type is located in the fixed pipe, the concave wheel is fixed to be located on the built-in dwang and the concave wheel on seted up a plurality of recesses, fixed pipe is last to be equipped with two clamping frames, the gliding style is equipped with the one end of chucking pole and the recess contact of concave wheel on the clamping frame, it passes compression spring to be equipped with compression spring and chucking pole between one side of one end of chucking pole and clamping frame.

Further, the one end of built-in dwang is located to the shock attenuation grinding assembly, the shock attenuation grinding assembly includes the shock attenuation board, the shock attenuation pole, grind the frame, damping spring, the micro-machine, power shaft and grinding roller, the fixed one end of locating built-in dwang of shock attenuation board, the gliding style is equipped with two parallel shock attenuation poles on the shock attenuation board, grind the fixed one end of locating two shock attenuation poles of frame, it passes damping spring to be equipped with two damping spring and damping pole between one side of shock attenuation board and one side of grinding the frame, the fixed one end of grinding the frame that locates of micro-machine, the power shaft is located through the bearing and is ground on the frame and the one end of power shaft and micro-machine's output shaft rigid coupling, the grinding roller is fixed to be located on the power.

Further, still including the luffing motion subassembly, the luffing motion subassembly is located on mounting bracket and the cross swing pipe, the luffing motion subassembly includes the cam, the rotation axis, the swing gear, promote the ratch, promote kelly and reset spring, the cam is fixed to be located on the output shaft of two-way motor lower extreme, the intraductal rotary type of cross swing is equipped with two rotation axes, the swing gear is fixed to be located on one of them rotation axis, promote ratch slidingtype locate on the mounting bracket and with swing gear engagement, promote kelly slidingtype locate the lower extreme that promotes the ratch and the cam can with promote the kelly contact, be equipped with reset spring between promotion ratch and the mounting bracket.

Further, the lower extreme of mounting bracket is equipped with the screw thread and the mounting bracket passes through screw thread and solid fixed cylinder spiro union.

The beneficial effects are that: according to the invention, the clamping assembly and the damping grinding assembly can be driven to swing left and right through the swing frame, so that the grinding roller can clean small advertisements on the wall surface in the left and right directions, and the transverse state and the vertical state of the grinding roller can be adjusted through rotating the concave wheel, so that the grinding roller can clean the small advertisements in different pasting directions; the swing frame can drive the clamping assembly and the damping grinding assembly to swing up and down through the cooperation of the cam and the pushing clamping rod, so that the grinding roller can clean small advertisements on the wall in the up-and-down direction, and the small advertisements on the wall can be cleaned at different angles; the heights of the damping grinding assembly and the up-and-down swinging assembly can be adjusted by rotating the mounting frame, so that the grinding roller can clean up small advertisements with different heights, and the cleaning requirements of the small advertisements at different positions on the wall surface can be better met.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic perspective view of a second embodiment of the present invention.

Fig. 3 is a schematic perspective view of the horizontal swing assembly of the present invention.

Fig. 4 is a schematic partial perspective view of a first embodiment of the present invention.

Fig. 5 is a perspective view of the clamping assembly of the present invention.

FIG. 6 is a perspective view of the shock absorbing grinding assembly of the present invention.

Fig. 7 is a schematic partial perspective view of a second embodiment of the present invention.

In the reference symbols: 1.. a movable base, 2.. a walking wheel, 3.. a handle, 4.. a fixed plate, 4-1.. a fixed cylinder, 5.. a left-right swinging assembly, 5-1.. a mounting rack, 5-2.. a fixed rod, 5-3.. a cross swinging pipe, 5-4.. a rotating shaft, 5-5.. a swinging rack, 5-6.. a rotating gear, 5-7.. a bidirectional motor, 5-8.. a sector gear, 5-9.. a torsion spring, 5-11.. a fixed gear, 5-12.. a rack, 6.. an assembly, 6-1.. a fixed pipe, 6-2 rotating shaft, 6-3.. a concave wheel, 6-4.. a clamping rack, 6-5.. a clamping rod, a compression spring, 7.. a shock absorbing grinding assembly, 7-1.. a shock absorbing plate, 7-2.. a shock absorbing rod, 7-3.. a grinding frame, 7-4.. a shock absorbing spring, 7-5.. a small motor, 7-6.. a power shaft, 7-7.. a grinding roller, 8.. an up-and-down swinging assembly, 8-1.. a cam, 8-2.. a rotating shaft, 8-3.. a swinging gear, 8-4.. a pushing toothed rod, 8-5.. a pushing clamping rod, 8-6.. a return spring, 9.. a screw thread.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.

Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.

Example one

A multi-angle adjustable urban wall small advertisement grinding device is shown in figures 1-7 and comprises a movable base 1, a walking wheel 2, a handle 3 and a fixed plate 4, fixed cylinder 4-1, the horizontal hunting subassembly 5, chucking subassembly 6 and shock attenuation mill off subassembly 7, the lower extreme rotary type of moving base 1 is equipped with four walking wheels 2, one side of moving base 1 is fixed and is equipped with two handles 3, two handles 3 are used for the auxiliary promotion to move base 1, fixed plate 4 is fixed to be located the upside of moving base 1, fixed cylinder 4-1 is fixed to be located on moving base 1 and to run through fixed plate 4, horizontal hunting subassembly 5 is located on fixed cylinder 4-1, chucking subassembly 6 is located on horizontal hunting subassembly 5, shock attenuation mill off subassembly 7 is located on chucking subassembly 6, horizontal hunting subassembly 5, chucking subassembly 6 and shock attenuation mill off subassembly 7 cooperation can put up the direction to the difference on the wall little advertisement thoroughly clearance.

The left-right swinging assembly 5 comprises an installation frame 5-1, fixing rods 5-2, a cross swinging pipe 5-3, a rotating shaft 5-4, a swinging frame 5-5, a rotating gear 5-6, a two-way motor 5-7, a sector gear 5-8, a torsion spring 5-9, a fixed gear 5-11 and a rack 5-12, the installation frame 5-1 is fixedly arranged in a fixed cylinder 4-1, the upper end of the installation frame 5-1 is fixedly provided with two parallel fixing rods 5-2, one end of each fixing rod 5-2 far away from the installation frame 5-1 is fixedly provided with the cross swinging pipe 5-3, the rotating shaft 5-4 is rotatably sleeved in the cross swinging pipe 5-3, the swinging frame 5-5 is fixedly arranged on the rotating shaft 5-4, and the rotating gear 5-6 is fixedly arranged at the lower end of the rotating shaft 5-4, the bidirectional motor 5-7 is fixedly arranged at one end of the swinging frame 5-5 close to the mounting frame 5-1, the sector gear 5-8 is fixedly arranged on an output shaft at the upper end of the bidirectional motor 5-7 and is meshed with the rotating gear 5-6, a torsion spring 5-9 is arranged between the upper side of the rotating gear 5-6 and the swinging frame 5-5, a rotating shaft 5-4 penetrates through the torsion spring 5-9, the fixed gear 5-11 is fixedly arranged at the upper end of the cross swinging pipe 5-3, and the rack 5-12 is fixedly arranged at the upper end of the swinging frame 5-5 and is meshed with the fixed gear 5-11.

The clamping component 6 is arranged on the swing frame 5-5, the clamping component 6 comprises a fixed pipe 6-1, a built-in rotating rod 6-2, a concave wheel 6-3, a clamping frame 6-4, a clamping rod 6-5 and a compression spring 6-6, the fixed pipe 6-1 is fixedly arranged on one side of the swing frame 5-5 far away from the cross swing pipe 5-3, the built-in rotating rod 6-2 is rotatably arranged in the fixed pipe 6-1, the concave wheel 6-3 is fixedly arranged on the built-in rotating rod 6-2, four grooves are arranged on the concave wheel 6-3, two symmetrical clamping frames 6-4 are fixedly arranged on the fixed pipe 6-1, the clamping frame 6-4 is provided with the clamping rod 6-5 in a sliding mode, one end of the clamping rod 6-5 is in contact with the grooves of the concave wheel 6-3, and the clamping rod 6-5 can limit the concave wheel 6-3, a compression spring 6-6 is arranged between one end of the clamping rod 6-5 and one side of the clamping frame 6-4, and the clamping rod 6-5 penetrates through the compression spring 6-6.

The damping and grinding assembly 7 is arranged at one end of the built-in rotating rod 6-2, the damping and grinding assembly 7 comprises a damping plate 7-1, a damping rod 7-2, a grinding frame 7-3, a damping spring 7-4, a small motor 7-5, a power shaft 7-6 and a grinding roller 7-7, the damping plate 7-1 is fixedly arranged at one end of the built-in rotating rod 6-2, the damping plate 7-1 is provided with two parallel damping rods 7-2 in a sliding mode, the grinding frame 7-3 is fixedly arranged at one end of the two damping rods 7-2, the two damping springs 7-4 are arranged between one side of the damping plate 7-1 and one side of the grinding frame 7-3, the damping rods 7-2 penetrate through the damping springs 7-4, the small motor 7-5 is fixedly arranged at one end of the grinding frame 7-3, the power shaft 7-6 is arranged on the grinding frame 7-3 through a bearing, one end of the power shaft 7-6 is fixedly connected with an output shaft of the small motor 7-5, the grinding roller 7-7 is fixedly arranged on the power shaft 7-6, the grinding roller 7-7 is used for cleaning small advertisements on the wall surface, and the transverse grinding roller 7-7 can be adjusted to be in a vertical state by rotating the concave wheel 6-3.

The use method comprises the following steps: the sanitation worker firstly pushes the movable base 1 to the position close to the advertising wall by using the two handles 3, and enables the grinding rollers 7-7 to be in contact with the small advertisements on the wall surface. Because the two shock absorption rods 7-2 can drive the grinding frame 7-3 to move back and forth, when the grinding roller 7-7 is in contact with the small advertisement, a sanitation worker can further continuously push the moving base 1 forward to enable the grinding roller 7-7 to be tightly attached to the small advertisement, so that the grinding roller 7-7 can better clean the small advertisement, and then the sanitation worker starts the two-way motor 5-7 and the small motor 7-5. The bidirectional motor 5-7 can drive the sector gear 5-8 to rotate, when the sector gear 5-8 is meshed with the rotating gear 5-6, the rotating shaft 5-4 can be driven to rotate, and under the cooperation of the fixed gear 5-11 and the rack 5-12, the rotating shaft 5-4 can drive the swing frame 5-5 to swing leftwards; when the sector gear 5-8 is disengaged from the rotating gear 5-6, the torsion spring 5-9 drives the swing frame 5-5 to swing rightwards to reset, so that the swing frame 5-5 can drive the clamping component 6 and the damping grinding component 7 to swing leftwards and rightwards. The small motor 7-5 can drive the power shaft 7-6 and the grinding roller 7-7 to rotate, and at the moment, the grinding roller 7-7 can transversely clean the small advertisements on the wall.

When the small advertisements on the wall surface need to be vertically cleaned, the sanitation worker needs to adjust the grinding roller 7-7 to be in a vertical state before starting the two-way motor 5-7 and the small motor 7-5. An environmental sanitation worker can drive the built-in rotating rod 6-2 to drive the shock absorption grinding assembly 7 to rotate to a vertical state by rotating the concave wheel 6-3, the concave wheel 6-3 can extrude the two clamping rods 6-5 to move outwards in the rotating process, and after the shock absorption grinding assembly 7 is adjusted, the environmental sanitation worker stops rotating the concave wheel 6-3, and at the moment, the compression spring 6-6 can drive the clamping rods 6-5 to move inwards to reset so as to limit the concave wheel 6-3. Therefore, after the sanitation workers start the two-way motors 5-7 and the small motors 7-5, the grinding rollers 7-7 can clean the small advertisements on the wall surface in the vertical direction, and therefore the cleaning requirements of the small advertisements posted in the vertical direction can be better met.

Example two

On the basis of the first embodiment, as shown in fig. 1 and 7, the device further comprises an up-down swinging assembly 8 for driving the swinging frame 5-5 to swing up and down in a reciprocating manner, the up-down swinging assembly 8 is arranged on the mounting frame 5-1 and the cross swinging pipe 5-3, the up-down swinging assembly 8 comprises a cam 8-1, a rotating shaft 8-2, a swinging gear 8-3, a pushing toothed bar 8-4, a pushing clamping bar 8-5 and a return spring 8-6, the cam 8-1 is fixedly arranged on an output shaft at the lower end of the bidirectional motor 5-7 and is positioned below the swinging frame 5-5, the cross swinging pipe 5-3 is rotatably provided with two symmetrical rotating shafts 8-2, the swinging gear 8-3 is fixedly arranged on one rotating shaft 8-2, the pushing toothed bar 8-4 is slidably arranged on the mounting frame 5-1 and is meshed with the swinging gear 8-3, the pushing clamping rod 8-5 is slidably arranged at the lower end of the pushing toothed rod 8-4, the cam 8-1 can be in contact with the pushing clamping rod 8-5, the cam 8-1 can drive the pushing toothed rod 8-4 to move backwards by being matched with the pushing clamping rod 8-5, and a reset spring 8-6 is arranged between the pushing toothed rod 8-4 and the mounting frame 5-1.

The bidirectional motor 5-7 can also drive the cam 8-1 to rotate, so that before the small advertisements on the wall are cleaned leftwards and rightwards, a sanitation worker needs to pull the pushing clamping rod 8-5 to move leftwards, and the cam 8-1 is prevented from interfering with the left and right cleaning operation of the grinding roller 7-7 by driving the up-down swinging assembly 8 to operate through the pushing clamping rod 8-5.

When the small advertisements on the wall surface need to be cleaned up and down, a sanitation worker can pull the pushing clamping rod 8-5 to move rightwards to reset, when the cam 8-1 is in contact with the pushing clamping rod 8-5, the pushing clamping rod 8-5 and the pushing toothed rod 8-4 can be extruded to move backwards, the pushing toothed rod 8-4 can drive the swinging gear 8-3 and one of the rotating shafts 8-2 to rotate anticlockwise, and at the moment, the cross swinging pipe 5-3 can drive the swinging frame 5-5 to swing upwards through the rotating shaft 5-4; when the cam 8-1 is not in contact with the pushing clamping rod 8-5, the reset spring 8-6 can drive the pushing clamping rod 8-5 and the pushing toothed rod 8-4 to move forwards for resetting, the pushing toothed rod 8-4 can drive the swinging gear 8-3 and one of the rotating shafts 8-2 to rotate clockwise for resetting, and at the moment, the cross swinging pipe 5-3 can drive the swinging frame 5-5 to swing downwards through the rotating shaft 5-4. Therefore, the swing frame 5-5 can drive the clamping assembly 6 and the damping grinding assembly 7 to swing up and down, and the grinding roller 7-7 can clean up small advertisements on the wall surface in the up-and-down direction. After cleaning up the small advertisements on the wall surface, the sanitation worker turns off the two-way motor 5-7 and the small motor 7-5.

The lower end of the mounting rack 5-1 is provided with a thread 9, and the mounting rack 5-1 is in threaded connection with the fixed cylinder 4-1 through the thread 9.

When the small advertisements needing to be cleaned are positioned at a higher position, the mounting frame 5-1 is in threaded connection with the fixed cylinder 4-1 through the threads 9, so that a sanitation worker can rotate the mounting frame 5-1 to move upwards to a proper position before cleaning operation is carried out, and the mounting frame 5-1 can drive other parts of the left-right swinging assembly 5, the clamping assembly 6, the damping grinding assembly 7 and the up-down swinging assembly 8 to move upwards, so that the requirement for cleaning the high small advertisements in multiple angles can be met. After the high-altitude small advertisements are cleaned, the sanitation worker can rotate the mounting frame 5-1 to move downwards for resetting, so that the device can be conveniently carried.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims

1. A multi-angle adjustable urban wall small advertisement grinding device is characterized by comprising a movable base (1), a traveling wheel (2), a handle (3) and a fixed plate (4), fixed cylinder (4-1), horizontal hunting subassembly (5), chucking subassembly (6) and shock attenuation mill off subassembly (7), the lower extreme rotary type of moving base (1) is equipped with a plurality of walking wheels (2), one side of moving base (1) is fixed and is equipped with two handles (3), fixed plate (4) are fixed to be located the upside of moving base (1), fixed cylinder (4-1) are fixed to be located on moving base (1) and run through fixed plate (4), horizontal hunting subassembly (5) are located on fixed cylinder (4-1), chucking subassembly (6) are located on horizontal hunting subassembly (5), shock attenuation mill off subassembly (7) and locate on chucking subassembly (6).

2. The urban wall small advertisement grinding equipment capable of being adjusted at multiple angles as claimed in claim 1, wherein the left-right swinging assembly (5) comprises a mounting rack (5-1), fixing rods (5-2), a cross swinging pipe (5-3), a rotating shaft (5-4), a swinging rack (5-5), a rotating gear (5-6), a two-way motor (5-7), a sector gear (5-8), a torsion spring (5-9), a fixed gear (5-11) and a rack (5-12), the mounting rack (5-1) is fixedly arranged in the fixing cylinder (4-1), the upper end of the mounting rack (5-1) is fixedly provided with the two parallel fixing rods (5-2), one end of the two fixing rods (5-2) is fixedly provided with the cross swinging pipe (5-3), a rotating shaft (5-4) is rotatably sleeved in the cross swinging pipe (5-3), a swinging frame (5-5) is fixedly arranged on the rotating shaft (5-4), a rotating gear (5-6) is fixedly arranged at the lower end of the rotating shaft (5-4), a two-way motor (5-7) is fixedly arranged at one end of the swinging frame (5-5), a sector gear (5-8) is fixedly arranged on an output shaft at the upper end of the two-way motor (5-7) and is meshed with the rotating gear (5-6), a torsion spring (5-9) is arranged between the upper side of the rotating gear (5-6) and the swinging frame (5-5), the rotating shaft (5-4) penetrates through the torsion spring (5-9), and a fixed gear (5-11) is fixedly arranged at the upper end of the cross swinging pipe (5-3), the rack (5-12) is fixedly arranged at the upper end of the swing frame (5-5) and meshed with the fixed gear (5-11).

3. The urban wall small advertisement grinding equipment capable of being adjusted in multiple angles according to claim 2, characterized in that the clamping assembly (6) is arranged on the swing frame (5-5), the clamping assembly (6) comprises a fixed pipe (6-1), a built-in rotating rod (6-2), a concave wheel (6-3), a clamping frame (6-4), a clamping rod (6-5) and a compression spring (6-6), the fixed pipe (6-1) is fixedly arranged on one side of the swing frame (5-5), the built-in rotating rod (6-2) is rotatably arranged in the fixed pipe (6-1), the concave wheel (6-3) is fixedly arranged on the built-in rotating rod (6-2), a plurality of grooves are formed on the concave wheel (6-3), two clamping frames (6-4) are fixedly arranged on the fixed pipe (6-1), the clamping frame (6-4) is provided with a clamping rod (6-5) in a sliding mode, one end of the clamping rod (6-5) is in contact with the groove of the concave wheel (6-3), a compression spring (6-6) is arranged between one end of the clamping rod (6-5) and one side of the clamping frame (6-4), and the clamping rod (6-5) penetrates through the compression spring (6-6).

4. The urban wall small advertisement grinding device capable of being adjusted at multiple angles according to claim 3, characterized in that the damping grinding component (7) is arranged at one end of the built-in rotating rod (6-2), the damping grinding component (7) comprises a damping plate (7-1), a damping rod (7-2), a grinding frame (7-3), a damping spring (7-4), a small motor (7-5), a power shaft (7-6) and a grinding roller (7-7), the damping plate (7-1) is fixedly arranged at one end of the built-in rotating rod (6-2), the damping plate (7-1) is provided with two parallel damping rods (7-2) in a sliding manner, the grinding frame (7-3) is fixedly arranged at one end of the two damping rods (7-2), and two damping springs (7-4) are arranged between one side of the damping plate (7-1) and one side of the grinding frame (7-3) And the damping rod (7-2) penetrates through a damping spring (7-4), the small motor (7-5) is fixedly arranged at one end of the grinding frame (7-3), the power shaft (7-6) is arranged on the grinding frame (7-3) through a bearing, one end of the power shaft (7-6) is fixedly connected with an output shaft of the small motor (7-5), and the grinding roller (7-7) is fixedly arranged on the power shaft (7-6).

5. The urban wall small advertisement grinding device capable of being adjusted at multiple angles according to claim 4, characterized by further comprising an up-down swinging assembly (8), wherein the up-down swinging assembly (8) is arranged on the mounting frame (5-1) and the cross swinging pipe (5-3), the up-down swinging assembly (8) comprises a cam (8-1), a rotating shaft (8-2), a swinging gear (8-3), a pushing toothed bar (8-4), a pushing clamping bar (8-5) and a reset spring (8-6), the cam (8-1) is fixedly arranged on an output shaft at the lower end of the bidirectional motor (5-7), the cross swinging pipe (5-3) is internally provided with two rotating shafts (8-2) in a rotating manner, and the swinging gear (8-3) is fixedly arranged on one of the rotating shafts (8-2), the pushing toothed bar (8-4) is arranged on the mounting frame (5-1) in a sliding mode and is meshed with the swing gear (8-3), the pushing clamping bar (8-5) is arranged at the lower end of the pushing toothed bar (8-4) in a sliding mode, the cam (8-1) can be in contact with the pushing clamping bar (8-5), and a reset spring (8-6) is arranged between the pushing toothed bar (8-4) and the mounting frame (5-1).

6. The urban wall small advertisement grinding equipment capable of being adjusted at multiple angles according to claim 5, characterized in that the lower end of the mounting rack (5-1) is provided with threads (9) and the mounting rack (5-1) is in threaded connection with the fixed cylinder (4-1) through the threads (9).