Floor grinding machine capable of preventing dust raising

Abstract

The utility model relates to the technical field of ground grinding, in particular to a dust raising prevention ground grinding machine which comprises a machine frame, a dust suction device is arranged at the top of the machine frame, and a grinding mechanism is arranged on one side of the machine frame. The grinding mechanism comprises a connecting frame, a second driving part is fixedly mounted at the top of the connecting frame, a grinding assembly is arranged in the connecting frame, and a first gear ring is slidably connected into the connecting frame; the output end of the second driving part is fixedly connected with a driving gear; the grinding assembly comprises a connecting plate, the shape of the connecting plate is a Reuleaux triangle, and the top of the connecting plate is fixedly connected with a second gear ring. The grinding device has the beneficial effects that during use, the grinding device can be directly attached to the included angle between the ground and the wall face and the included angle between the wall corner and the ground, the ground close to the included angle is ground, and therefore the overall grinding efficiency is improved; meanwhile, raised dust generated in the polishing process is reduced; and the grinding position can be adjusted conveniently.

Description

TECHNICAL FIELD

[0001] The utility model relates to ground polishing technical field, especially a ground polisher of dustproof. BACKGROUND

[0002] The ground polisher is a professional equipment for hard surface treatment such as concrete, stone and epoxy floor, and is classified into hand-pushed type (including planetary disc and dust-free integrated type) and hand-held portable type. The main functions include rough grinding, fine grinding, polishing and old coating removal, and are widely used in industrial plants, commercial spaces and home decoration. The equipment is adapted to different mesh grinding discs and can match different operation precision requirements. Some dust-free models are integrated with dust collection systems, which can effectively reduce dust pollution. The advantages of the ground polisher are high polishing efficiency and good ground flatness, and it can be adapted to various materials and operation scales. It is a key equipment for ground renovation, solidification treatment and surface beautification, and has practicality and environmental protection.

[0003] The ground polisher disclosed in Chinese patent CN221135233U has the effect of collecting dust and protecting the environment, but compared with the prior art and the comparison scheme, the ground polisher still has the following problems in actual use:

[0004] The existing hand-pushed ground polisher is not convenient for polishing the corner between the ground and the wall and the corner between the wall and the ground during polishing of the ground, and manual polishing is still needed, which affects the overall polishing efficiency. UTILITY MODEL CONTENTS

[0005] The utility model aims at overcoming the shortcomings of the prior art, solving the problems mentioned in the background art, and providing a ground polisher of dustproof.

[0006] The utility model aims at overcoming the shortcomings of the prior art, solving the problems mentioned in the background art, and providing a ground polisher of dustproof.

[0007] The polishing mechanism comprises a connecting frame, a second driving member is fixedly installed at the top of the connecting frame, a polishing assembly is arranged in the connecting frame, and a first tooth ring is slidably connected in the connecting frame.

[0008] The output end of the second driving member is fixedly connected with a driving gear.

[0009] The polishing assembly comprises a connecting plate, the connecting plate is in the shape of a Luer triangle, a second gear ring is fixedly connected to the top of the connecting plate, a first planetary gear and a second planetary gear are rotatably connected to the connecting plate, a first polishing wheel is fixedly connected to the axial direction of the first planetary gear, and a second polishing wheel is fixedly connected to the axial direction of the second planetary gear.

[0010] A third gear ring is fixedly connected to the top of the first gear ring, a second sliding rod is fixedly connected to the outer side of the first gear ring, a limiting block is fixedly connected to the end of the second sliding rod away from the first gear ring, and a sliding block is slidably connected to the second sliding rod.

[0011] Preferably, a handrail is arranged on one side of the top of the rack, walking wheels are arranged on the bottom of the rack, a first sliding rod is fixedly connected to one side of the rack, a first driving element is fixedly installed on the rack, a screw rod is fixedly connected to the output end of the first driving element, and the screw rod is rotatably connected to the rack.

[0012] Preferably, a first connecting block and a second connecting block are fixedly connected to the bottom of the connecting frame, the first connecting block is slidably connected to the first sliding rod, the second connecting block is threadedly connected to the screw rod, a rectangular slot is arranged in the bottom of the connecting frame, a sliding slot is arranged in the connecting frame, a dust suction slot is arranged in the bottom of the connecting frame, a connecting opening is arranged in one side of the connecting frame, the connecting opening is in communication with the dust suction slot, a connecting frame is fixedly connected to the bottom of the connecting frame, and a cleaning brush and a scraper are arranged on the bottom of the connecting frame.

[0013] Preferably, a plurality of rolling balls are arranged on the outer side of the connecting plate, and the connecting plate is slidably connected to the inside of the rectangular slot through the rolling balls.

[0014] Preferably, the driving gear is engaged with the second gear ring, and the first planetary gear and the second planetary gear are engaged with the second gear ring.

[0015] Preferably, the first planetary gear is engaged with the first gear ring, and the second planetary gear is engaged with the third gear ring.

[0016] Preferably, the sliding block is slidably connected to the connecting frame through the sliding slot.

[0017] Compared with the prior art, the polishing machine has the following beneficial effects:

[0018] The dust-proof ground polishing machine can directly fit the corner between the ground and the wall and the corner between the wall and the ground during use, and can polish the ground near the corner, thereby improving the overall polishing efficiency and reducing the dust generated during polishing.

[0019] The parts not involved in the device are the same as or can be realized by the prior art. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.

[0021] Figure 1 It is a structure schematic view of the first perspective of the present application.

[0022] Figure 2 It is a structure schematic view of the second perspective of the present application.

[0023] Figure 3 It is a structure schematic view of the rack of the present application.

[0024] Figure 4 It is a split structure schematic view of the polishing mechanism of the present application.

[0025] Figure 5 It is a split structure schematic view of the polishing mechanism of the present application.

[0026] Figure 6 It is a split structure schematic view of the polishing mechanism of the present application.

[0027] Figure 7 It is a structure schematic view of the first perspective of the polishing assembly of the present application.

[0028] Figure 8 It is a structure schematic view of the second perspective of the polishing assembly of the present application.

[0029] Figure 9 It is a structure schematic view of the first gear ring of the present application.

[0030] In the figure: 1, rack; 101, handrail; 102, walking wheel; 103, first sliding rod; 104, first driving part; 105, screw rod; 2, dust collection device; 3, polishing mechanism; 31, connecting frame; 311, first connecting block; 312, second connecting block; 313, rectangular groove; 314, sliding groove; 315, dust collection groove; 316, connecting port; 317, connecting frame; 318, cleaning brush; 319, scraper; 32, second driving part; 321, driving gear; 33, polishing assembly; 331, connecting plate; 332, second gear ring; 333, first planetary gear; 334, second planetary gear; 335, first polishing wheel; 336, second polishing wheel; 34, first gear ring; 341, third gear ring; 342, second sliding rod; 343, limiting block; 344, sliding block. DETAILED DESCRIPTION

[0031] In the description of the utility model, it is to explain, unless another explicit provision and limitation, term "installation", "link", "connection" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected, can be mechanical connection, also can be electrical connection, can be direct connection, also can through the indirect connection of intermediate medium, can be two element internal communication. For ordinary skilled person in the art, the specific meaning of the above-mentioned term in the utility model can be understood through specific circumstances.

[0032] The additional aspects and advantages of the utility model will be further given in the following description combined with the drawings, part will become obvious from the following description, or understand through the practice of the utility model.

[0033] As Figure 1 And Figure 2 Dustproof ground polisher, it includes frame 1, the top of frame 1 is provided with dust extraction device 2, one side of frame 1 is provided with polishing mechanism 3;

[0034] As Figure 3 Indicated, one side of the top of frame 1 is provided with handrail 101, the bottom of frame 1 is provided with travelling wheel 102, one side of frame 1 is fixedly connected with first sliding rod 103, first driving part 104 is fixedly installed on frame 1, the output end of first driving part 104 is fixedly connected with screw rod 105, and screw rod 105 is rotatably connected on frame 1;

[0035] As Figure 4 And Figure 5 Indicated, polishing mechanism 3 includes connecting frame 31, second driving part 32, polishing assembly 33 and first gear ring 34, second driving part 32 is fixedly installed at the top of connecting frame 31, polishing assembly 33 is arranged in the inside of connecting frame 31, and first gear ring 34 is slidably connected in the inside of connecting frame 31;

[0036] As Figure 1 And Figure 6 Indicated, the bottom of connecting frame 31 is fixedly connected with first connecting block 311 and second connecting block 312, first connecting block 311 is slidably connected on first sliding rod 103, second connecting block 312 is screwedly connected on screw rod 105, rectangular slot 313 is formed in the bottom of connecting frame 31, sliding slot 314 is formed in connecting frame 31, dust extraction slot 315 is formed in the bottom of connecting frame 31, connecting port 316 is formed in one side of connecting frame 31, and connecting port 316 is communicated with dust extraction slot 315, the output end of dust extraction device 2 is fixedly connected with connecting pipe, the connecting pipe is connected with connecting frame 31 by connecting port 316, connecting frame 317 is fixedly connected at the bottom of connecting frame 31, cleaning brush 318 and scraper 319 are arranged at the bottom of connecting frame 317;

[0037] AsFigure 4 As shown in the figure, the output end of the second driving member 32 is fixedly connected with a driving gear 321;

[0038] As shown in the figure, Figure 4 , Figure 5 , Figure 7 and Figure 8 As shown in the figure, the polishing assembly 33 comprises a connecting plate 331, a second gear ring 332, a first planetary gear 333, a second planetary gear 334, a first polishing wheel 335 and a second polishing wheel 336, the connecting plate 331 is in the shape of a Luer triangle, the outer side of the connecting plate 331 is provided with a ball, the connecting plate 331 is slidingly connected in the inside of the rectangular groove 313 through the ball, the top of the connecting plate 331 is fixedly connected with the second gear ring 332, the driving gear 321 is engaged with the second gear ring 332, the connecting plate 331 is rotatably connected with the first planetary gear 333 and the second planetary gear 334, the first planetary gear 333 and the second planetary gear 334 are engaged with the second gear ring 332, the number of the first planetary gear 333 and the second planetary gear 334 is multiple, and they are distributed on the connecting plate 331 in an interlaced manner, the first planetary gear 333 is fixedly connected with the first polishing wheel 335 through a bolt in the axial direction, and the second planetary gear 334 is fixedly connected with the second polishing wheel 336 through a bolt in the axial direction;

[0039] As shown in the figure, Figure 5 , Figure 7 and Figure 9 As shown in the figure, the first planetary gear 333 is engaged with the first gear ring 34, the top of the first gear ring 34 is fixedly connected with a third gear ring 341, the second planetary gear 334 is engaged with the third gear ring 341, the outer side of the first gear ring 34 is fixedly connected with a second sliding rod 342, the end of the second sliding rod 342 away from the first gear ring 34 is fixedly connected with a limiting block 343, and the sliding block 344 is slidingly connected on the connecting frame 31 through the sliding groove 314.

[0040] The electronic components appearing in the text are all electrically connected with the master controller and 220V mains, and the master controller can be a conventional known device such as a computer for control. The electronic components involved in the text and the control system, power supply module, circuit, pipeline line used therewith can be provided by the manufacturer, in addition, the electronic components and control modules involved in the utility model are prior art, and the person skilled in the art can completely realize them without further description, and the content protected by the utility model does not involve improvement of the structure and use method of the electronic components.

[0041] The working process is as follows:

[0042] S1, in use, the second driving member 32 is started, the second driving member 32 drives the second gear ring 332 through the driving gear 321, the second gear ring 332 drives the first planetary gear 333 and the second planetary gear 334 to rotate through the connecting plate 331;

[0043] S2, since the first planetary gear 333 and the second planetary gear 334 are respectively engaged with the first gear ring 34 and the third gear ring 341, when the first planetary gear 333 and the second planetary gear 334 rotate with the connecting plate 331, the sliding block 344 slides in the sliding groove 314, the second sliding rod 342 slides on the sliding block 344, so that the first planetary gear 333 and the second planetary gear 334 are always engaged with the first gear ring 34 and the third gear ring 341 respectively, while the first planetary gear 333 and the second planetary gear 334 rotate with the connecting plate 331, the first planetary gear 333 and the second planetary gear 334 rotate on the inner side of the first gear ring 34 and the third gear ring 341 respectively, drive the first grinding wheel 335 and the second grinding wheel 336 to rotate while rotating with the connecting plate 331, and grind the ground;

[0044] S3, since the connecting plate 331 is in the shape of a Lohé triangle, when the connecting plate 331 slides in the rectangular groove 313, the first grinding wheel 335 and the second grinding wheel 336 are driven by the first planetary gear 333 and the second planetary gear 334 to grind in a rectangular trajectory, which can directly fit at the angle between the ground and the wall and the angle between the wall corner and the ground, and grind the ground near the angle, without the need for manual grinding at the angle, thereby improving the overall grinding efficiency;

[0045] S4, while grinding, the dust collection device 2 is started, so that the dust generated during grinding can be sucked into the dust collection device 2 through the dust collection groove 315, the connecting port 316 and the connecting pipe of the output end of the dust collection device 2, reducing the dust generated during grinding;

[0046] S5, when the grinding position needs to be adjusted, the first driving member 104 is started, the first driving member 104 drives the screw rod 105 to rotate, the screw rod 105 drives the connecting frame 31 through the second connecting block 312, thereby driving the grinding mechanism 3 to move, so that the grinding position can be adjusted.

[0047] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above examples, the above examples and descriptions in the specification are only to illustrate the principle of the present application, without departing from the spirit and scope of the present application, the present application can also have various changes and improvements, these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A dust containment floor sander, characterized by: Including frame (1), the top of frame (1) is provided with dust extraction device (2), one side of frame (1) is provided with polishing mechanism (3); The polishing mechanism (3) includes a connecting frame (31), a second driving member (32) is fixedly installed at the top of the connecting frame (31), a polishing assembly (33) is arranged in the connecting frame (31), and a first gear ring (34) is slidably connected in the connecting frame (31); The output end of the second driving member (32) is fixedly connected with a driving gear (321); The polishing assembly (33) includes a connecting plate (331), the connecting plate (331) is in the shape of a Loele triangle, a second gear ring (332) is fixedly connected to the top of the connecting plate (331), a first planetary gear (333) and a second planetary gear (334) are rotatably connected to the connecting plate (331), a first polishing wheel (335) is fixedly connected to the axial direction of the first planetary gear (333), and a second polishing wheel (336) is fixedly connected to the axial direction of the second planetary gear (334); The top of the first gear ring (34) is fixedly connected with a third gear ring (341), the outer side of the first gear ring (34) is fixedly connected with a second sliding rod (342), one end of the second sliding rod (342) away from the first gear ring (34) is fixedly connected with a limiting block (343), and a sliding block (344) is slidably connected to the second sliding rod (342).

2. A dust containment floor sander as claimed in claim 1, wherein: One side of the top of the frame (1) is provided with a handrail (101), the bottom of the frame (1) is provided with a walking wheel (102), one side of the frame (1) is fixedly connected with a first sliding rod (103), the frame (1) is fixedly installed with a first driving member (104), the output end of the first driving member (104) is fixedly connected with a screw rod (105), and the screw rod (105) is rotatably connected to the frame (1).

3. A dust containment floor sander as claimed in claim 2, wherein: The bottom of the connecting frame (31) is fixedly connected with a first connecting block (311) and a second connecting block (312), the first connecting block (311) is slidably connected to the first sliding rod (103), the second connecting block (312) is threadedly connected to the screw rod (105), a rectangular groove (313) is formed in the bottom of the connecting frame (31), a sliding groove (314) is formed in the connecting frame (31), a dust extraction groove (315) is formed in the bottom of the connecting frame (31), a connecting port (316) is formed in one side of the connecting frame (31), the connecting port (316) is in communication with the dust extraction groove (315), a connecting frame (317) is fixedly connected to the bottom of the connecting frame (31), a cleaning brush (318) and a scraper (319) are arranged on the bottom of the connecting frame (317).

4. A dust containment floor sander as claimed in claim 3, wherein: The outer side of the connecting plate (331) is provided with a plurality of rolling balls, and the connecting plate (331) is slidably connected in the rectangular groove (313) through the rolling balls.

5. The dust containment floor sander of claim 1, wherein: The main gear (321) is engaged with the second gear ring (332), and the first planetary gear (333) and the second planetary gear (334) are both engaged with the second gear ring (332).

6. The dust containment floor sander of claim 1, wherein: The first planetary gear (333) is engaged with the first gear ring (34), and the second planetary gear (334) is engaged with the third gear ring (341).

7. A dust containment floor sander as claimed in claim 3, wherein: The sliding block (344) is slidingly connected to the connecting frame (31) through the sliding groove (314).

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