CN114657847A - Cement grinding robot - Google Patents
Cement grinding robot Download PDFInfo
- Publication number
- CN114657847A CN114657847A CN202210155041.2A CN202210155041A CN114657847A CN 114657847 A CN114657847 A CN 114657847A CN 202210155041 A CN202210155041 A CN 202210155041A CN 114657847 A CN114657847 A CN 114657847A
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- Prior art keywords
- grinding
- seat
- lifting
- robot
- cement
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- 239000004568 cement Substances 0.000 title claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims description 21
- 239000000725 suspension Substances 0.000 claims description 14
- 230000003028 elevating effect Effects 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 7
- 230000033001 locomotion Effects 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- 230000008859 change Effects 0.000 description 3
- 238000005498 polishing Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/22—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for consolidating or finishing laid-down unset materials
- E01C19/42—Machines for imparting a smooth finish to freshly-laid paving courses other than by rolling, tamping or vibrating
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to a cement grinding robot which comprises a rack, wherein a traveling mechanism enabling the rack to travel is arranged at the bottom of the rack, and a plurality of grinding discs and grinding devices driving the grinding discs to rotate are arranged on the rack around the traveling mechanism. By adopting the scheme, the invention provides the cement grinding robot which improves the processing efficiency and has good flatness.
Description
Technical Field
The invention relates to the field of engineering equipment, in particular to a cement grinding robot.
Background
In decoration and road construction, a cement land is often laid, and the surface of cement needs to be smoothed in the laying process of the cement land. The traditional mode is to manually match a scraper for leveling, but the method has limited efficiency, and in order to improve the efficiency, a leveling machine with handrails is adopted, but manual participation is still needed, so that the efficiency is limited, and the leveling degree of the leveling is poor.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a cement grinding robot which improves the processing efficiency and has good flatness.
In order to achieve the purpose, the invention provides the following technical scheme: the grinding machine comprises a rack, wherein a traveling mechanism enabling the rack to travel is arranged at the bottom of the rack, and the rack is provided with a plurality of grinding discs and a grinding device driving each grinding disc to rotate around the traveling mechanism.
Through adopting above-mentioned technical scheme, change traditional floating mode, change by having planar floating piece and carry out rotatory grinding by the abrasive disc, improve floating quality greatly, cooperation running gear need not manual operation, can walk according to the route automatically, raises the efficiency, in addition, because grinder sets up around running gear, in time floats the orbit that running gear formed, guarantees floating quality.
The invention is further configured to: the grinding device comprises a plurality of grinding seats surrounding the travelling mechanism, a grinding motor is arranged above each grinding seat, a plurality of grinding discs are arranged below each grinding seat, each grinding disc is provided with a grinding shaft which is matched with the grinding seat in a rotating mode, and each grinding motor is provided with a grinding motor shaft which extends to the lower portion of the grinding seat and drives each grinding shaft to rotate.
Through adopting above-mentioned technical scheme, divide into groups the abrasive disc, install the abrasive disc after dividing into groups in same grinding seat and by same grinding motor drive, make the structure of abrasive disc more reasonable, retrench, change in assembly and maintenance.
The invention is further configured to: each grinding seat below install the three abrasive disc of arranging in proper order, the grinding motor shaft be provided with drive gear, be located the centre the grinding shaft of abrasive disc be provided with the first drive gear of drive gear meshing, be located the centre the grinding shaft of abrasive disc still be provided with second drive gear, be located both sides the grinding shaft of abrasive disc be provided with third drive gear respectively, the grinding seat be located respectively and rotate between second drive gear and the third drive gear and be provided with the fourth drive gear that constitutes both meshing transmissions.
Through adopting above-mentioned technical scheme, drive the grinding axle that is located the middle part earlier by the grinding motor shaft, pass through the gear with power transmission to the grinding axle of both sides by the grinding axle that is located the middle part again, make drive structure more retrench and grind the action more synchronous.
The invention is further configured to: the frame with each grind the seat and correspond and along the vertical lifting rail that is provided with, lifting rail slide and be provided with the slide that is used for the installation to grind the seat, the frame be provided with the elevating gear that the drive slide slided.
Through adopting above-mentioned technical scheme, add the elevating gear of drive slide vertical movement, make the abrasive disc have raising and lowering functions, lift up the abrasive disc when running gear walks fast, extension abrasive disc life-span when reducing walking damping.
The invention is further configured to: the lifting device comprises lifting motors, each lifting guide rail is vertically provided with a lifting screw rod which is in running fit with the lifting guide rail, the sliding seat is provided with a transmission hole through which the lifting screw rod passes and is in threaded fit with the lifting screw rod, each lifting screw rod is provided with a transmission wheel, the lifting motors are fixed between two adjacent lifting guide rails, the lifting motors are driven to be provided with lifting motor shafts, and a synchronous belt which forms the running fit is arranged between the lifting motor shafts and the transmission wheels of the two adjacent lifting screw rods.
Through adopting above-mentioned technical scheme, two grinding seat lifts can be driven simultaneously to single elevator motor, and it is more retrencied to go up and down more synchronous simultaneous drive structure.
The invention is further configured to: the grinding device is characterized in that side plates are respectively arranged on two sides of the sliding seat, one end of the lower portion of each side plate is hinged to the grinding seat, and a first spring is arranged between the other end of each side plate and the grinding seat in a compressed mode.
Through adopting above-mentioned technical scheme, grind seat and slide by the curb plate connection, make and grind the seat and have the function of floating, the different height on accurate adaptation cement surface.
The invention is further configured to: the running mechanism comprises a running seat fixed on the rack, the running seat is positioned on the periphery and is respectively provided with an omnidirectional wheel frame, and the omnidirectional wheel frame is provided with an omnidirectional wheel and an omnidirectional wheel motor driving the omnidirectional wheel to rotate.
By adopting the technical scheme, the plurality of omnidirectional wheel frames on the periphery are matched with the independent omnidirectional wheel motors, so that the mobility and the flexibility of the travelling mechanism are greatly improved.
The invention is further configured to: the walking seat is provided with a suspension bracket, the middle part of the suspension bracket is hinged to the walking seat, the number of the omnidirectional wheel frames is four, the omnidirectional wheel frames are arranged at equal intervals along the circumference, two adjacent omnidirectional wheel frames are fixed on the walking seat, the other two adjacent omnidirectional wheel frames are arranged on two sides of the relative hinged position of the suspension bracket, and second springs are respectively arranged between the two sides of the relative hinged position of the suspension bracket and the walking seat in a compression mode.
By adopting the technical scheme, the suspension bracket is additionally arranged, so that the two omnidirectional wheels have a floating function, one of the floating omnidirectional wheels and the two omnidirectional wheels fixed on the walking seat form a walking wheel set with three supporting points, and the walking of the walking mechanism is smoother and more stable.
The invention is further configured to: and two sides of the walking seat are respectively provided with a carrying sleeve in parallel.
Through adopting above-mentioned technical scheme, the transport sleeve pipe is convenient for the forklift to insert and carry its after-shoveling rapid transit.
The invention is further configured to: the frame top be provided with the housing, housing top be provided with display and operation button, the housing in have two-layer space from top to bottom, upper space be the upper storehouse, the upper storehouse in be provided with the battery, lower floor's space and lifting guide upper end corresponding to form a plurality of lower storehouses that are provided with switching power supply, solid state relay, remote control receiver, servo driver, motion control ware between adjacent lifting guide.
Through adopting above-mentioned technical scheme, carry out each part of cooperative control by the controller, be convenient for calculate in advance and plan reasonable path, the display screen and the operation button that are equipped with are convenient for operate and control it fast, add the last storehouse that sets up the battery simultaneously to guarantee the continuation of the journey performance of equipment continuous operation, each part space of rational utilization makes the structure more compact.
Drawings
FIG. 1 is a top perspective view of an embodiment of the present invention;
FIG. 2 is a bottom perspective view of an embodiment of the present invention;
FIG. 3 is a first perspective view of a polishing pad according to one embodiment of the present invention;
FIG. 4 is a second perspective view of the polishing pad according to the embodiment of the present invention;
FIG. 5 is a view showing the internal structure of a polishing pad according to an embodiment of the present invention;
FIG. 6 is a perspective view of a travel mechanism in an embodiment of the present invention;
FIG. 7 is an internal structural view of a travel mechanism according to an embodiment of the present invention;
FIG. 8 is a schematic view of the upper space of the housing according to the embodiment of the present invention;
FIG. 9 is a first schematic structural view of the lower space of the housing according to the embodiment of the present invention;
fig. 10 is a second schematic structural view of the lower space of the housing according to the embodiment of the invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1-10, the invention discloses a cement grinding robot, which comprises a frame 1, wherein a traveling mechanism 2 for enabling the frame 1 to travel is arranged at the bottom of the frame 1, the frame 1 is provided with a plurality of grinding discs 31 and grinding devices 3 for driving the grinding discs 31 to rotate around the traveling mechanism 2, the frame 1 is also provided with a controller for controlling the traveling mechanism 2 and the grinding devices 3, the traditional floating mode is changed, a floating piece with a plane is changed into a floating piece which is rotated and ground by the grinding discs 31, the floating quality is greatly improved, the cement grinding robot can automatically travel according to a path without manual operation by matching with the traveling mechanism 2, the efficiency is improved, in addition, the grinding devices 3 are arranged around the traveling mechanism 2, the path formed by the traveling mechanism 2 is timely floated, and the floating quality is ensured.
The grinding device 3 comprises a plurality of grinding seats 32 surrounding the travelling mechanism 2, four grinding seats are arranged at the front, the back, the left and the right, a grinding motor 33 is arranged above each grinding seat 32, a plurality of grinding discs 31 are arranged below each grinding seat 32, each grinding disc 31 is provided with a grinding shaft 311 which is in running fit with the grinding seat 32, each grinding motor 33 is provided with a grinding motor shaft 331 which extends to the lower part of the grinding seat 32 and drives each grinding shaft 311 to rotate, the grinding discs 31 are grouped, the grouped grinding discs 31 are arranged on the same grinding seat 32 and are driven by the same grinding motor 33, and the grinding discs 31 are more reasonable and simpler in structure and are easier to assemble and repair.
Three grinding discs 31 which are sequentially arranged are arranged below each grinding seat 32, a driving gear 332 is arranged on a grinding motor shaft 331, a first transmission gear 312 which is meshed with the driving gear 332 is arranged on a grinding shaft 311 which is positioned on the middle grinding disc 31, a second transmission gear 313 is also arranged on the grinding shaft 311 which is positioned on the middle grinding disc 31, third transmission gears 314 are respectively arranged on the grinding shafts 311 which are positioned on the two sides of the grinding disc 31, fourth transmission gears 321 which are meshed with the second transmission gears 313 and the third transmission gears 314 are respectively arranged between the grinding seats 32 which are positioned on the second transmission gears 313 and the third transmission gears 314 in a rotating mode, the grinding shaft 311 which is positioned on the middle part is driven by the grinding motor shaft 331, and power is transmitted to the grinding shafts 311 on the two sides by the grinding shaft 311 which is positioned on the middle part through gears, so that the driving structure is more simplified and the grinding action is more synchronous.
Frame 1 corresponds with each grinding seat 32 and is provided with elevating rail 11 along vertical, and elevating rail 11 slides and is provided with slide 12 that is used for the installation to grind seat 32, and frame 1 is provided with the elevating gear that drive slide 12 slided, adds the elevating gear of the vertical removal of drive slide 12, makes the abrasive disc have raising and lowering functions, lifts up the abrasive disc when running gear walks fast, prolongs the abrasive disc life-span when reducing walking damping.
The lifting device comprises a lifting motor 13, each lifting guide rail 11 is vertically provided with a lifting screw rod 111 which is in running fit with the lifting guide rail 11, the sliding base 12 is provided with a transmission hole through which the lifting screw rod 111 passes and is in threaded fit with the lifting screw rod 111, each lifting screw rod 111 is provided with a transmission wheel 112, the lifting motor 13 is fixed between two adjacent lifting guide rails 11, the lifting motor 13 is provided with a lifting motor shaft 131 in a driving way, a synchronous belt 132 which forms transmission fit is arranged between the lifting motor shaft 131 and the transmission wheels 112 of the two adjacent lifting screw rods 111, a single lifting motor 13 can simultaneously drive two grinding bases to lift, and a driving structure is more simplified when the lifting is more synchronous.
The two sides of the sliding seat 12 are respectively provided with a side plate 122, one end below the side plate 122 is hinged to the grinding seat 32, a first spring 123 is compressed between the other end of the side plate 122 and the grinding seat 32, and the side plate 122 is connected with the grinding seat and the sliding seat 12, so that the grinding seat has a floating function and is accurately adaptive to different heights on the surface of cement.
The traveling mechanism 2 includes a traveling base 21 fixed to the frame 1, the traveling base 21 is provided with omni-directional wheel frames 211 around, the omni-directional wheel frames 211 are rotatably provided with omni-directional wheels 212 and omni-directional wheel motors 213 driving the omni-directional wheels 212 to rotate, and the plurality of omni-directional wheel frames 211 around are matched with the independent omni-directional wheel motors 213, so that the mobility and flexibility of the traveling mechanism 2 are greatly improved.
The walking seat 21 is provided with a suspension bracket 22, the middle part of the suspension bracket 22 is hinged to the walking seat 21, the position a is the hinged position of the walking seat 21, the number of the omnidirectional wheel frames 211 is four, and the omnidirectional wheel frames are arranged equidistantly along the circumference, wherein two adjacent omnidirectional wheel frames 211 are fixed on the walking seat 21, the other two adjacent omnidirectional wheel frames 211 are arranged on two sides of the relative hinged position of the suspension bracket 22, the two sides of the relative hinged position of the suspension bracket 22 are respectively provided with a second spring 221 in a compression mode with the walking seat 21, the position b is the compression spring position of the walking seat 21, the suspension bracket 22 is additionally arranged, so that the two omnidirectional wheels 212 have a floating function, one omnidirectional wheel 212 and the two omnidirectional wheels 212 fixed on the walking seat 21 form a walking wheel set with three supporting points, and the walking mechanism 2 can walk more smoothly and stably.
The two sides of the walking seat 21 are respectively provided with a carrying sleeve 23 in parallel, and the carrying sleeve 23 is convenient for the forklift to insert and carry the forklift quickly after the forklift is shoveled.
A housing 13 is arranged above the frame 1, a display screen 41 and an operation button 42 are arranged above the housing 13, an upper layer space and a lower layer space are arranged in the housing 13, the upper layer space is an upper chamber 131, a battery 132 is arranged in the upper chamber 131, the lower layer space corresponds to the upper end of the lifting guide rail 11, a plurality of lower chambers 133 provided with a switch power supply 43, a solid-state relay 44, a remote control receiver 45, a servo driver 46 and a motion controller 47 are formed between the adjacent lifting guide rails 11, each part is cooperatively controlled by the controller, so that a reasonable path is calculated and planned in advance, the equipped display screen 41 and the operation button 42 are convenient to rapidly operate and control the lifting guide rail, and the upper chamber 131 provided with the battery is additionally arranged, so that the continuous operation performance of the equipment is ensured, each part space is reasonably utilized, the structure is more compact, in addition, the switch power supply 43, the solid-state relay 44, the remote control receiver 45, The servo driver 46 and the motion controller 47 are specifically distributed to which lower bin 133, and can be adjusted as required, the figure is only schematic, and other mechanisms of the control part are all conventional mechanisms, which are well known to those skilled in the art and are not described in detail.
In order to improve the driving precision, the motors all adopt servo motors.
Claims (10)
1. A cement grinding robot, characterized in that: the grinding machine comprises a rack, wherein a traveling mechanism enabling the rack to travel is arranged at the bottom of the rack, and the rack is provided with a plurality of grinding discs and a grinding device driving each grinding disc to rotate around the traveling mechanism.
2. The cement grinding robot of claim 1, wherein: the grinding device comprises a plurality of grinding seats surrounding the travelling mechanism, a grinding motor is arranged above each grinding seat, a plurality of grinding discs are arranged below each grinding seat, each grinding disc is provided with a grinding shaft which is matched with the grinding seat in a rotating mode, and each grinding motor is provided with a grinding motor shaft which extends to the lower portion of the grinding seat and drives each grinding shaft to rotate.
3. The cement grinding robot of claim 2, wherein: each grinding seat below install the three abrasive disc of arranging in proper order, the grinding motor shaft be provided with drive gear, be located the centre the grinding shaft of abrasive disc be provided with the first drive gear of drive gear meshing, be located the centre the grinding shaft of abrasive disc still be provided with second drive gear, be located both sides the grinding shaft of abrasive disc be provided with third drive gear respectively, the grinding seat be located respectively and rotate between second drive gear and the third drive gear and be provided with the fourth drive gear that constitutes both meshing transmissions.
4. The cement grinding robot of claim 2, wherein: the frame with each grind the seat and correspond and along the vertical lifting rail that is provided with, lifting rail slide and be provided with the slide that is used for the installation to grind the seat, the frame be provided with the elevating gear that the drive slide slided.
5. The cement grinding robot of claim 4, wherein: the lifting device comprises lifting motors, each lifting guide rail is vertically provided with a lifting screw rod which is in running fit with the lifting guide rail, the sliding seat is provided with a transmission hole through which the lifting screw rod passes and is in threaded fit with the lifting screw rod, each lifting screw rod is provided with a transmission wheel, the lifting motors are fixed between two adjacent lifting guide rails, the lifting motors are driven to be provided with lifting motor shafts, and a synchronous belt which forms the running fit is arranged between the lifting motor shafts and the transmission wheels of the two adjacent lifting screw rods.
6. The cement grinding robot of claim 4, wherein: the grinding device is characterized in that side plates are respectively arranged on two sides of the sliding seat, one end of the lower portion of each side plate is hinged to the grinding seat, and a first spring is arranged between the other end of each side plate and the grinding seat in a compressed mode.
7. The cement grinding robot of claim 1, wherein: the walking mechanism comprises a walking seat fixed on the rack, wherein the walking seat is provided with an omnidirectional wheel frame on the periphery, and the omnidirectional wheel frame is provided with an omnidirectional wheel and an omnidirectional wheel motor driving the omnidirectional wheel to rotate.
8. The cement grinding robot of claim 6, wherein: the walking seat is provided with a suspension bracket, the middle part of the suspension bracket is hinged to the walking seat, the number of the omnidirectional wheel frames is four, the omnidirectional wheel frames are arranged at equal intervals along the circumference, two adjacent omnidirectional wheel frames are fixed on the walking seat, the other two adjacent omnidirectional wheel frames are arranged on two sides of the relative hinged position of the suspension bracket, and second springs are respectively arranged between the two sides of the relative hinged position of the suspension bracket and the walking seat in a compression mode.
9. The cement grinding robot of claim 6, wherein: and two sides of the walking seat are respectively provided with a carrying sleeve in parallel.
10. The cement grinding robot of claim 4, wherein: the frame top be provided with the housing, housing top be provided with display and operation button, the housing in have two-layer space from top to bottom, upper space be the upper storehouse, the upper storehouse in be provided with the battery, lower floor's space and lifting guide upper end corresponding to form a plurality of lower storehouses that are provided with switching power supply, solid state relay, remote control receiver, servo driver, motion control ware between adjacent lifting guide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210155041.2A CN114657847A (en) | 2022-02-21 | 2022-02-21 | Cement grinding robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210155041.2A CN114657847A (en) | 2022-02-21 | 2022-02-21 | Cement grinding robot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114657847A true CN114657847A (en) | 2022-06-24 |
Family
ID=82026845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210155041.2A Pending CN114657847A (en) | 2022-02-21 | 2022-02-21 | Cement grinding robot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114657847A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070292207A1 (en) * | 2006-05-26 | 2007-12-20 | Johnny Reed | Methods and apparatuses for surface finishing cured concrete |
| CN203961232U (en) * | 2014-05-05 | 2014-11-26 | 常州市长江冷冲机械配件有限公司 | Cement trowelling machine |
| CN207552881U (en) * | 2017-11-14 | 2018-06-29 | 华中科技大学 | A kind of cement box beam road surface grinder |
| CN208117429U (en) * | 2018-02-10 | 2018-11-20 | 上海捷舟工程机械有限公司 | Floor grinding mill |
| CN209579049U (en) * | 2019-03-06 | 2019-11-05 | 天津康富斯科技股份有限公司 | High-efficiency grinding mill |
| CN110565925A (en) * | 2019-09-11 | 2019-12-13 | 广东博智林机器人有限公司 | Floating robot |
| CN210849498U (en) * | 2019-07-19 | 2020-06-26 | 东莞市威洁环保科技有限公司 | Remote control type floor grinding machine |
| CN111877715A (en) * | 2020-07-22 | 2020-11-03 | 杨月明 | Trowelling machine |
| CN217149804U (en) * | 2022-02-21 | 2022-08-09 | 上海日影机器人有限公司 | Cement grinding robot |
-
2022
- 2022-02-21 CN CN202210155041.2A patent/CN114657847A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070292207A1 (en) * | 2006-05-26 | 2007-12-20 | Johnny Reed | Methods and apparatuses for surface finishing cured concrete |
| CN203961232U (en) * | 2014-05-05 | 2014-11-26 | 常州市长江冷冲机械配件有限公司 | Cement trowelling machine |
| CN207552881U (en) * | 2017-11-14 | 2018-06-29 | 华中科技大学 | A kind of cement box beam road surface grinder |
| CN208117429U (en) * | 2018-02-10 | 2018-11-20 | 上海捷舟工程机械有限公司 | Floor grinding mill |
| CN209579049U (en) * | 2019-03-06 | 2019-11-05 | 天津康富斯科技股份有限公司 | High-efficiency grinding mill |
| CN210849498U (en) * | 2019-07-19 | 2020-06-26 | 东莞市威洁环保科技有限公司 | Remote control type floor grinding machine |
| CN110565925A (en) * | 2019-09-11 | 2019-12-13 | 广东博智林机器人有限公司 | Floating robot |
| CN111877715A (en) * | 2020-07-22 | 2020-11-03 | 杨月明 | Trowelling machine |
| CN217149804U (en) * | 2022-02-21 | 2022-08-09 | 上海日影机器人有限公司 | Cement grinding robot |
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