阅读说明：本技术 一种具有降温功能的挖掘机回转平台加工用钻孔装置 (Drilling device with cooling function for machining of excavator rotating platform ) 是由 徐峰 盛卫青 武晓斌 于 2021-08-19 设计创作，主要内容包括：本发明公开了一种具有降温功能的挖掘机回转平台加工用钻孔装置,包括机身、工作平台、固定机构、第一安装板、第一电动滑轨、第二电动滑轨、第三电动滑轨和降温机构,所述机身内部设有放置槽,所述工作平台通过焊接方式与机身固定连接,且工作平台内部开设有凹槽,所述固定机构设置在工作平台两侧,所述第一安装板设置在其中一个支撑板顶端,所述第一电动滑轨设置在第一安装板上方,所述第二电动滑轨设置在第二安装板上方,所述第三电动滑轨设置在支撑板下方,所述降温机构设置在第三滑块下方。该具有降温功能的挖掘机回转平台加工用钻孔装置,设置有固定机构和降温机构,固定机构便于对不同尺寸挖掘机回转平台进行固定,降温机构便于钻孔时进行降温。(The invention discloses a drilling device with a cooling function for machining an excavator rotating platform, which comprises an excavator body, a working platform, a fixing mechanism, a first mounting plate, a first electric slide rail, a second electric slide rail, a third electric slide rail and a cooling mechanism, wherein a placing groove is formed in the excavator body, the working platform is fixedly connected with the excavator body in a welding mode, a groove is formed in the working platform, the fixing mechanism is arranged on two sides of the working platform, the first mounting plate is arranged at the top end of one of the supporting plates, the first electric slide rail is arranged above the first mounting plate, the second electric slide rail is arranged above the second mounting plate, the third electric slide rail is arranged below the supporting plates, and the cooling mechanism is arranged below the third slide block. This drilling equipment is used in excavator revolving platform processing with cooling function is provided with fixed establishment and cooling mechanism, and fixed establishment is convenient for fix not unidimensional excavator revolving platform, and cooling mechanism cools down when being convenient for drill.)

1. The utility model provides an excavator is drilling equipment for revolving platform processing with cooling function, includes fuselage (1), work platform (5), fixed establishment (7), first mounting panel (10), first electronic slide rail (11), electronic slide rail of second (15), electronic slide rail of third (17) and cooling mechanism (19), its characterized in that: the machine body (1) is internally provided with a placing groove (2), the waste collecting box (3) is placed in the placing groove (2), the dust removing mechanism (4) is arranged in the waste collecting box (3), the working platform (5) is fixedly connected with the machine body (1) in a welding mode, a groove is formed in the working platform (5), a filter screen plate (6) is arranged in the groove, the fixing mechanisms (7) are arranged on two sides of the working platform (5), supporting columns (8) are arranged on two sides of the fixing mechanism (7), a control panel (9) is arranged on one supporting column (8), the first mounting plate (10) is arranged at the top end of one supporting plate (13), a second mounting plate (16) is arranged at the top end of the other supporting plate (13), and the first electric slide rail (11) is arranged above the first mounting plate (10), and first electronic slide rail (11) and first slider (12) sliding connection, first slider (12) and backup pad (13) one end fixed connection simultaneously, electronic slide rail (15) of second sets up in second mounting panel (16) top, and electronic slide rail (15) of second and second slider (14) sliding connection, and second slider (14) and backup pad (13) other end fixed connection simultaneously, electronic slide rail (17) of third sets up in backup pad (13) below, and electronic slide rail (17) of third and third slider (18) and fourth slider (20) sliding connection, cooling mechanism (19) set up in third slider (18) below, and fourth slider (20) below is equipped with clearance mechanism (21).

2. The drilling device with the cooling function for machining the excavator rotating platform is characterized in that: dust removal mechanism (4) are including base (401), dust exhausting fan (402), play dirt pipe (403), dust storage box (404), dust absorption pipe (405) and dust cage (406), dust exhausting fan (402) bottom is equipped with base (401), and dust exhausting fan (402) one end is passed through dust exhausting pipe (403) and is connected with dust storage box (404), and dust exhausting fan (402) other end passes through dust absorption pipe (405) and dust cage (406) fixed connection simultaneously.

3. The drilling device with the cooling function for machining the excavator rotating platform is characterized in that: the fixing mechanism (7) comprises a fixing seat (701), a telescopic cylinder (702), a first piston rod (703), a fixing plate (704) and a rubber pad (705), the telescopic cylinder (702) is fixedly connected with the working platform (5) through the fixing seat (701), the telescopic cylinder (702) is connected with one end of the first piston rod (703), the other end of the first piston rod (703) is fixedly connected with the fixing plate (704), and the rubber pad (705) is arranged on one side of the fixing plate (704).

4. The drilling device with the cooling function for machining the excavator rotating platform is characterized in that: the cooling mechanism (19) comprises a first hydraulic cylinder (191), a second piston rod (192), a third mounting plate (193), a first motor (194), a drill bit (195), a cooling spray head (196), a connecting pipe (197), a connecting hose (198), a pipeline joint (199), a cooling pipe (1910), a fan (1911), a cooler (1912) and a water filling port (1913), wherein the first hydraulic cylinder (191) is arranged below the third slider (18), the first hydraulic cylinder (191) is connected with one end of the second piston rod (192), the other end of the second piston rod (192) is fixedly connected with the third mounting plate (193), the first motor (194) is arranged below the third mounting plate (193), the first motor (194) is rotatably connected with the drill bit (195), the cooling spray head (196) is arranged on two sides of the drill bit (195), and the cooling spray head (196) is connected with the drill bit (197) through the connecting pipe (197), Connecting hose (198), pipe joint (199) and cooling tube (1910) fixed connection, fan (1911) are connected with cooler (1912) through cooling tube (1910), and are equipped with water filling port (1913) above cooler (1912).

5. The drilling device with the cooling function for machining the excavator rotating platform is characterized in that: clearance mechanism (21) include second hydraulic cylinder (211), third piston rod (212), fourth mounting panel (213), second motor (214) and clean brush (215), second hydraulic cylinder (211) set up in fourth slider (20) below, and second hydraulic cylinder (211) are connected with third piston rod (212) one end, and third piston rod (212) other end and fourth mounting panel (213) fixed connection simultaneously, second motor (214) set up in fourth mounting panel (213) below, and second motor (214) and clean brush (215) rotate and be connected.

6. The drilling device with the cooling function for machining the excavator rotating platform as claimed in claim 2, wherein the drilling device comprises: three dust collection covers (406) are arranged, and the dust collection covers (406) are uniformly distributed above the dust suction pipe (405).

7. The drilling device with the cooling function for machining the excavator rotating platform is characterized in that: the first motor (194) and the drill bit (195) form a rotating mechanism, and the rotating mechanism rotates within the range of 0-360 degrees.

8. The drilling device with the cooling function for machining the excavator rotating platform is characterized in that: the second motor (214) and the cleaning brush (215) form a rotating mechanism, and the rotating mechanism rotates within the range of 0-360 degrees.

9. The drilling device with the cooling function for machining the excavator rotating platform is characterized in that: the third electric slide rail (17), the third slide block (18) and the fourth slide block (20) form a slide mechanism, and the slide distance of the slide mechanism is smaller than the length of the support plate (13).

Technical Field

The invention relates to the technical field of machining of excavator rotating platforms, in particular to a drilling device with a cooling function for machining of an excavator rotating platform.

Background

An excavator is also called as an excavator and is an earthwork machine which uses a bucket to dig materials higher than or lower than a bearing surface and loads the materials into a transport vehicle or unloads the materials to a stockyard, a rotary platform is an important composition structure of the excavator, important structures of a control mechanism, an operating mechanism and the like of the excavator are arranged on the rotary platform, the rotary platform is a main part of the excavator, and a power device, an electrical system, a hydraulic system, a cab, a cooling system, an air compression system and other special devices are arranged on the rotary platform. Therefore, the layout of the rotary platform plays a vital role on the whole machine, and meanwhile, the mounting hole positions of all systems are required to be ensured to be correct, so that the influence of welding deformation is avoided as much as possible, otherwise, unnecessary troubles and numbness are caused to subsequent tailor welding and assembly. The existing drilling device for machining the excavator rotary platform has poor cooling effect, cannot cool heat generated during drilling when the excavator rotary platform is drilled, can scald hands of operators due to overhigh heat, and can influence the service life of a drill bit, has poor fixing effect, needs to fix the excavator rotary platform when the excavator rotary platform is drilled, is inconvenient for fixing the excavator rotary platforms with different sizes, has poor dust removal effect, can generate fragments which are splashed to various positions such as a working platform surface when drilling equipment is used for drilling, and needs to be cleaned regularly by workers, so that the work burden is increased for the workers, and the convenience of the existing drilling equipment is reduced, and current drilling equipment for excavator rotary platform processing practicality is lower, and drilling equipment can only drill to excavator rotary platform, and the function is single, and the practicality is lower, is not convenient for use.

Disclosure of Invention

The invention aims to provide a drilling device with a cooling function for machining an excavator rotary platform, and aims to solve the problems that the existing drilling device for machining the excavator rotary platform, which is proposed in the background art, is poor in cooling effect, poor in fixing effect, poor in dust removal effect and low in practicability.

In order to achieve the purpose, the invention provides the following technical scheme: a drilling device with a cooling function for machining an excavator rotating platform comprises a machine body, a working platform, a fixing mechanism, a first mounting plate, a first electric slide rail, a second electric slide rail, a third electric slide rail and a cooling mechanism, wherein a placing groove is formed in the machine body, a waste collecting box is placed in the placing groove, a dust removing mechanism is arranged in the waste collecting box, the working platform is fixedly connected with the machine body in a welding mode, a groove is formed in the working platform, a filter screen plate is arranged in the groove, the fixing mechanism is arranged on two sides of the working platform, supporting columns are arranged on two sides of the fixing mechanism, a control panel is arranged on one of the supporting columns, the first mounting plate is arranged at the top end of one of the supporting plates, a second mounting plate is arranged at the top end of the other supporting plate, the first electric slide rail is arranged above the first mounting plate, and first electronic slide rail and first slider sliding connection, first slider and backup pad one end fixed connection simultaneously, the electronic slide rail of second sets up in second mounting panel top, and electronic slide rail of second and second slider sliding connection, and second slider and the other end fixed connection of backup pad simultaneously, the electronic slide rail of third sets up in the backup pad below, and electronic slide rail of third and third slider and fourth slider sliding connection, cooling mechanism sets up in the third slider below, and is equipped with clearance mechanism below the fourth slider.

Through adopting above-mentioned technical scheme, the clearance mechanism that is equipped with is convenient for clear up the excavator rotary platform surface after the drilling to the practicality and the convenience of device have been improved.

Preferably, the dust removing mechanism comprises a base, a dust removing fan, a dust outlet pipe, a dust storage box, a dust suction pipe and a dust collection cover, the base is arranged at the bottom of the dust removing fan, one end of the dust removing fan is connected with the dust storage box through the dust outlet pipe, and the other end of the dust removing fan is fixedly connected with the dust collection cover through the dust suction pipe.

Through adopting above-mentioned technical scheme, the dust exhausting fan work that is equipped with can effectively remove dust, and this kind of dust removal mode is fairly simple, and dust removal effect is better, convenient to use.

Preferably, the fixing mechanism comprises a fixing seat, a telescopic cylinder, a first piston rod, a fixing plate and a rubber pad, the telescopic cylinder is fixedly connected with the working platform through the fixing seat, the telescopic cylinder is connected with one end of the first piston rod, the other end of the first piston rod is fixedly connected with the fixing plate, and the rubber pad is arranged on one side of the fixing plate.

Through adopting above-mentioned technical scheme, the telescopic cylinder that is equipped with drives first piston rod and is concertina movement to drive fixed plate and rubber pad and be concertina movement, be convenient for fix not unidimensional excavator rotary platform.

Preferably, cooling mechanism includes first pneumatic cylinder, second piston rod, third mounting panel, first motor, drill bit, cooling shower nozzle, connecting pipe, coupling hose, pipe joint, cooling tube, fan, cooler and water filling port, first pneumatic cylinder sets up in third slider below, and first pneumatic cylinder is connected with second piston rod one end, the second piston rod other end and third mounting panel fixed connection simultaneously, first motor sets up in third mounting panel below, and just first motor rotates with the drill bit to be connected, the cooling shower nozzle sets up in the drill bit both sides, and the cooling shower nozzle passes through connecting pipe, coupling hose, pipe joint and cooling tube fixed connection, the fan passes through the cooling tube and is connected with the cooler, and is equipped with the water filling port above the cooler.

Through adopting above-mentioned technical scheme, the cooling mechanism work that is equipped with is convenient for cool down while drilling, and this kind of cooling mode is comparatively simple, and the cooling effect is better, convenient to use.

Preferably, clearance mechanism includes second pneumatic cylinder, third piston rod, fourth mounting panel, second motor and clean brush, the second pneumatic cylinder sets up in fourth slider below, and the second pneumatic cylinder is connected with third piston rod one end, and the third piston rod other end and fourth mounting panel fixed connection simultaneously, the second motor sets up in fourth mounting panel below, and the second motor rotates with clean brush and is connected.

Through adopting above-mentioned technical scheme, the clean effect of the clean brush that is equipped with is better, is convenient for clear up the excavator rotary platform surface after the drilling.

Preferably, the number of the dust collecting covers is three, and the dust collecting covers are uniformly distributed above the dust suction pipe.

Through adopting above-mentioned technical scheme, the dust cage that is equipped with collects the dust effect better, improves dust collection efficiency greatly.

Preferably, the first motor and the drill constitute a rotating mechanism, and the rotating mechanism rotates within a range of 0-360 degrees.

Through adopting above-mentioned technical scheme, the first motor work that is equipped with drives the drill bit and rotates, is convenient for carry out drilling processing to excavator rotary platform.

Preferably, the second motor and the cleaning brush form a rotating mechanism, and the rotating mechanism rotates within the range of 0-360 degrees.

Through adopting above-mentioned technical scheme, the second motor work that is equipped with drives clean brush and rotates, is convenient for clear up the excavator rotary platform surface piece after the drilling.

Preferably, the third electric slide rail, the third slide block and the fourth slide block form a slide mechanism, and the slide distance of the slide mechanism is smaller than the length of the support plate.

Through adopting above-mentioned technical scheme, thereby the third electronic slide rail work that is equipped with controls third slider and fourth slider horizontal slip.

Compared with the prior art, the invention has the beneficial effects that: the drilling device with the cooling function for machining the excavator rotating platform,

(1) the cooling mechanism is convenient for cooling heat generated during drilling of the drill bit through the cooler, the cooling effect of the cooler is good, the cooler conveys cold air to the position near the drill bit through the fan, the cooling pipe, the connecting hose, the connecting pipe and the cooling spray heads, the heat generated during drilling of the drill bit is convenient to cool, the cooling effects of the two cooling spray heads are good, the cooling speed is greatly improved, and the service life of the drill bit is effectively prolonged;

(2) the fixing mechanism drives the first piston rod to do telescopic motion through the telescopic cylinder, so that the fixing plate and the rubber pad are driven to do telescopic motion, the fixing mode is simple, the fixing position can be adjusted conveniently according to requirements, the rotary platforms of the excavators with different sizes can be fixed conveniently, the anti-skidding effect of the rubber pad is good, and the rotary platforms of the excavators can be fixed better conveniently;

(3) the dust collection mechanism is convenient to collect the debris generated during drilling through the work of the dust collection fan, the dust generated during drilling is convenient to collect through the work of the dust collection fan, the dust is stored in the dust storage box through the dust collection pipe and the three dust collection covers, the dust collection mechanism is matched with the waste collection box, the dust collection effect is good, and the dust collection efficiency is greatly improved;

(4) be provided with electronic slide rail of third and clearance mechanism, the electronic slide rail work of third is convenient for control third slider and fourth slider horizontal slip, thereby third slider and fourth slider slip are convenient for drive cooling mechanism and clearance mechanism and are controlled and remove, be convenient for adjust the position of use according to the demand, clearance mechanism drives the third piston rod through the second pneumatic cylinder and is concertina movement, thereby drive the fourth mounting panel, concertina movement is done to second motor and clean brush, clean brush rotates and is convenient for clear up drilling back excavator rotary platform surface piece.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic top view of the support plate of the present invention;

FIG. 4 is a schematic structural view of a dust removing mechanism according to the present invention;

FIG. 5 is a schematic view of the fixing mechanism of the present invention;

FIG. 6 is a schematic structural view of a cooling mechanism according to the present invention;

FIG. 7 is a schematic view of the cleaning mechanism of the present invention.

In the figure: 1. the dust collection device comprises a machine body, a placing groove, a waste collection box, a dust collection mechanism, a base 401, a base 402, a dust collection fan 403, a dust outlet pipe 404, a dust storage box 405, a dust collection pipe 406, a dust collection hood 5, a working platform 6, a filter screen plate 7, a fixing mechanism 701, a fixing seat 702, a telescopic cylinder 703, a first piston rod 704, a fixing plate 705, a rubber pad 8, a supporting column 9, a control panel 10, a first mounting plate 11, a first electric slide rail 12, a first slide block 13, a supporting plate 14, a second slide block 15, a second electric slide rail 16, a second mounting plate 17, a third electric slide rail 18, a third slide block 19, a cooling mechanism 191, a first hydraulic cylinder 192, a second piston rod 193, a third mounting plate 194, a first motor 195, a drill bit 196, a cooling spray head 197, a connecting pipe 198, a dust collection mechanism, a dust collection pipe 198, a dust collection pipe, a dust collection mechanism, a dust collection pipe 406, a dust collection cover, a working platform 5, a working platform 6, a first slide block 13, a supporting plate, a second sliding plate 14, a second sliding blocks, a third sliding blocks, a second sliding blocks, a third sliding blocks, a second sliding blocks, a third sliding blocks, a second, The cleaning device comprises a connecting hose 199, a pipeline connector 1910, a cooling pipe 1911, a fan 1912, a cooling machine 1913, a water filling port 20, a fourth sliding block 21, a cleaning mechanism 211, a second hydraulic cylinder 212, a third piston rod 213, a fourth mounting plate 214, a second motor 215 and a cleaning brush.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1-7, the present invention provides a drilling device for machining a revolving platform of an excavator, which has a cooling function, as shown in fig. 1, fig. 2 and fig. 4, a placing groove 2 is provided inside a machine body 1, a waste collection box 3 is placed inside the placing groove 2, a dust removing mechanism 4 is provided inside the waste collection box 3, a base 401 is provided at the bottom of a dust removing fan 402, one end of the dust removing fan 402 is connected with a dust storage box 404 through a dust outlet pipe 403, the other end of the dust removing fan 402 is fixedly connected with a dust collection cover 406 through a dust suction pipe 405, the dust removing fan 402 is operated to collect debris generated during drilling through the dust suction pipe 405 and the dust collection cover 406, and store the collected debris into the dust storage box 404, the dust removing method is simple, the dust removing effect is good, the use is convenient, the dust collection covers 406 are provided with three dust collection covers 406, the dust collection covers 406 are uniformly distributed above the dust suction pipe 405, the dust collection cover 406 has a good debris collecting effect, the three dust hoods 406 greatly improve the dust removal efficiency, and the mode is simple and convenient to use.

As shown in fig. 5, the working platform 5 is fixedly connected with the machine body 1 by a welding method, a groove is formed in the working platform 5, meanwhile, a filter screen plate 6 is installed in the groove, the fixing mechanism 7 is arranged on two sides of the working platform 5, supporting columns 8 are arranged on two sides of the fixing mechanism 7, meanwhile, a control panel 9 is arranged on one of the supporting columns 8, the telescopic cylinder 702 is fixedly connected with the working platform 5 through a fixing seat 701, the telescopic cylinder 702 is connected with one end of a first piston rod 703, the other end of the first piston rod 703 is fixedly connected with a fixing plate 704, a rubber pad 705 is arranged on one side of the fixing plate 704, the telescopic cylinder 702 drives the first piston rod 703 to do telescopic motion, so as to drive the fixing plate 704 and the rubber pad 705 to do telescopic motion, the fixing method is simple, the fixing effect is good, and the excavator rotary platforms with different sizes can be conveniently fixed.

As shown in fig. 3, the first mounting plate 10 is disposed on the top of one of the supporting plates 13, and the top of the other supporting plate 13 is provided with a second mounting plate 16, the first electric slide rail 11 is disposed above the first mounting plate 10, and the first electric slide rail 11 is connected with the first sliding block 12 in a sliding manner, while the first sliding block 12 is fixedly connected with one end of the supporting plate 13, the second electric slide rail 15 is disposed above the second mounting plate 16, and the second electric slide rail 15 is connected with the second sliding block 14 in a sliding manner, while the second sliding block 14 is fixedly connected with the other end of the supporting plate 13, the third electric slide rail 17 is disposed below the supporting plate 13, and the third electric slide rail 17 is connected with the third sliding block 18 and the fourth sliding block 20 in a sliding manner, the third electric slide rail 17, the third sliding block 18 and the fourth sliding block 20 form a sliding mechanism, and the sliding distance of the sliding mechanism is smaller than the length of the supporting plate 13, the third electric slide rail 17 is operated so as to control the left and right sliding of the third sliding block 18 and the fourth sliding block 20, the third slide block 18 and the fourth slide block 20 slide to drive the cooling mechanism 19 and the cleaning mechanism 21 to move.

As shown in fig. 6 and 7, the cooling mechanism 19 is disposed below the third slider 18, the cleaning mechanism 21 is disposed below the fourth slider 20, the first hydraulic cylinder 191 is disposed below the third slider 18, the first hydraulic cylinder 191 is connected to one end of the second piston rod 192, the other end of the second piston rod 192 is fixedly connected to the third mounting plate 193, the first motor 194 is disposed below the third mounting plate 193, the first motor 194 is rotatably connected to the drill 195, the cooling spray 196 is disposed on both sides of the drill 195, the cooling spray 196 is fixedly connected to the cooling pipe 1910 through the connecting pipe 197, the connecting hose 198, and the pipe joint 199, the blower 1911 is connected to the cooling machine 1912 through the cooling pipe 1910, the water filling port 1913 is disposed above the cooling machine 1912, the cooling effect of the cooling machine 1912 is good, the cooling machine 1912 operates to deliver cold air to the cooling spray 196 through the cooling pipe 1910, the blower 1911, the connecting hose 198, and the connecting pipe 197, finally, the cooling spray head 196 sprays the cooling spray head to facilitate cooling of heat generated by the drill bit 195 during drilling, the first motor 194 and the drill bit 195 form a rotating mechanism, the rotating mechanism rotates within 0-360 degrees, the motor 194 operates to drive the drill bit 195 to rotate, so as to facilitate drilling of the excavator rotary platform, the drilling mode is simple, the drilling effect is good, and the use is convenient, the second hydraulic cylinder 211 is arranged below the fourth slider 20, the second hydraulic cylinder 211 is connected with one end of the third piston rod 212, the other end of the third piston rod 212 is fixedly connected with the fourth mounting plate 213, the second motor 214 is arranged below the fourth mounting plate 213, the second motor 214 is rotatably connected with the cleaning brush 215, the second hydraulic cylinder 211 drives the third piston rod 212 to do telescopic motion, so as to drive the fourth mounting plate 213, the second motor 214 and the cleaning brush 215 to do telescopic motion, the cleaning height can be conveniently adjusted according to requirements, the second motor 214 and the cleaning brush 215 form a rotating mechanism, the rotating angle range of the rotating mechanism is 0-360 degrees, the second motor 214 works to drive the cleaning brush 215 to rotate, the surface of the rotary platform of the excavator after drilling can be conveniently cleaned, and the cleaning mode is simple, good in cleaning effect and convenient to use.

The working principle is as follows: when the drilling device for machining the excavator rotary platform with the cooling function is used, the drilling device for machining the excavator rotary platform with the cooling function is firstly moved to a use place, the excavator rotary platform is placed above the working platform 5, the power supply is switched on, the fixing mechanism 7 is convenient for fixing the excavator rotary platforms with different sizes, the telescopic cylinder 702 drives the first piston rod 703 to do telescopic motion, so as to drive the fixing plate 704 and the rubber pad 705 to do telescopic motion, so as to be convenient for fixing the excavator rotary platform, the fixing mode is simple, the fixing effect is good, the anti-skid effect of the rubber pad 705 is good, the excavator rotary platform is convenient to be better fixed, after the fixing is finished, the first electric slide rail 11, the second electric slide rail 15, the third electric slide rail 17 and the cooling mechanism 19 are controlled to work through the control panel 9, the first electric slide rail 11 and the second electric slide rail 15 work, so as to control the first slide block 12 and the second slide block 14 to slide up and down, the first slide block 12 and the second slide block 14 slide to drive the support plate 13 to move up and down, so that the drilling position can be adjusted as required, the third electric slide rail 17 works to control the third slide block 18 and the fourth slide block 20 to slide left and right, the third slide block 18 and the fourth slide block 20 slide to drive the cooling mechanism 19 and the cleaning mechanism 21 to move left and right, so that the use positions of the cooling mechanism 19 and the cleaning mechanism 21 can be adjusted, the first motor 194 works to drive the drill bit 195 to rotate, so that the rotary platform of the excavator can be drilled, the cooler 1912 can refrigerate during drilling, the cooling effect of the cooler 1912 is better, the cooler 1912 works to convey cold air to the cooling spray head 196 through the fan 1911, the cooling pipe 1910, the pipe joint 199, the connecting hose 198 and the connecting pipe 197, and finally the cold air is sprayed out of the cooling spray head 196, so that the heat generated by drilling can be conveniently cooled, and the cooling mode is simpler, the cleaning device has the advantages that the cooling effect is good, the use is convenient, the drilling is finished, the cleaning mechanism 21 is controlled to work through the control panel 9, the second hydraulic cylinder 211 drives the third piston rod 212 to do telescopic motion, the fourth mounting plate 213, the second motor 214 and the cleaning brush 215 are driven to do telescopic motion, the cleaning height is convenient to adjust according to the requirement, the second motor 214 works to drive the cleaning brush 215 to rotate, the dust on the surface of the rotary platform of the excavator after drilling is convenient to clean, the cleaning mode is simple, the cleaning effect is good, the practicability of the device is greatly improved, the cleaned dust such as debris falls into the waste collecting box 3 through the filter screen plate 6, the waste collecting box 3 is matched with the dust removing mechanism 4 to be used, the dust removing effect is good, the dust removing efficiency is greatly improved, the dust such as debris is convenient to collect through the dust suction pipe 405 and the three dust collecting covers 406 when the dust removing fan 402 works, and the collected debris dust is stored in the dust storage box 404, the dust removal mode is simple, the dust removal effect is good, the drilling of the rotary platform of the excavator is convenient, after the drilling is finished, the power supply is cut off, and the drilling device for machining the rotary platform of the excavator with the cooling function is moved away from a use place, so that the whole work is completed, and the content which is not described in detail in the description belongs to the existing technology known by professional technicians in the field.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.