CN-121993719-A - Mining machine and lubricating grease cleaning system and cleaning method thereof

CN121993719ACN 121993719 ACN121993719 ACN 121993719ACN-121993719-A

Abstract

The invention discloses a mining machine, a lubricating grease cleaning system and a cleaning method thereof, comprising a lubricating grease collecting cavity, a self-adaptive adjusting and cleaning device, a guide assembly, a connecting base and a handle, wherein the lubricating grease collecting cavity is used for collecting and storing lubricating grease dropped in a rotary motor lubricating cover above the lubricating grease collecting cavity, the self-adaptive adjusting and cleaning device comprises a grease scraper and a self-adaptive regulator, the grease scraper is arranged in the lubricating grease collecting cavity and moves in the lubricating grease collecting cavity to push the lubricating grease in the cavity to an oil discharging channel through the movement of the grease scraper in the lubricating grease collecting cavity, the self-adaptive regulator is provided with self-adjusting height direction and is used for adapting to the grease scrapers with different heights, the connecting base is arranged on the guide assembly, a kinematic pair is formed between the connecting base and the self-adaptive regulator, the handle is connected, and the connecting base is pushed to drive the connecting base to move on the guide assembly, and further drive the grease scrapers to move. Aiming at mining equipment with higher height, the lubricating grease cleaning work can be easily realized by service personnel without tools.

Inventors

WANG RANRAN
SHI LIJING
JIAO QING
WANG CHUNLEI
ZHANG YAXIONG
WANG XIAOBO

Assignees

徐州徐工矿业机械有限公司

Dates

Publication Date: 20260508
Application Date: 20260310

Claims (12)

1. A grease cleaning system for a mining machine, comprising: the lubricating grease collecting cavity is of a circular groove structure and is used for collecting and storing lubricating grease dropped in the upper rotary motor lubricating cover, and at least one oil discharging slideway is arranged in the lubricating grease collecting cavity; the self-adaptive adjustment cleaning device comprises a grease scraper and a self-adaptive adjuster, wherein the grease scraper and the self-adaptive adjuster are arranged together, the grease scraper is arranged in the grease collecting cavity, and the grease in the cavity is pushed to an oil discharging channel by the movement of the grease scraper in the grease collecting cavity; The guide assembly is arranged on the lubricating grease collecting cavity and has a path guide function; The self-adaptive adjuster is connected with the self-adaptive adjuster and the handle, and the connecting base is pushed to drive the connecting base to move on the guide assembly so as to drive the grease scraper to move.
2. A grease disposal system for a mining machine as recited in claim 1, wherein the grease collection chamber is formed by a frame roof, a frame revolving seat secured to an outer periphery of the frame roof, and a grease baffle secured to an inner periphery of the frame roof.
3. The lubricating grease cleaning system for mining machinery according to claim 2, wherein a plurality of oil drain holes I are formed in the frame top plate along the whole circumference of the frame top plate, a plurality of oil drain holes II are formed in the frame inner side vertical plate, one oil drain hole II corresponds to one oil drain hole I, and the oil drain slideway is formed between the two holes through pipeline connection.
4. A grease cleaning system for a mining machine according to claim 2, wherein the grease scraper comprises: The grease scraping plate is arranged on the frame top plate between the frame rotary seat and the grease baffle plate and is connected with the self-adaptive regulator; the outer guide plate is fixed at the outer side end of the grease scraping plate and is matched with the inner circumferential side surface of the frame rotary seat; and the inner guide plate is fixed at the inner side end of the grease scraping plate, is matched with the outer circumferential side surface of the grease baffle, and guides the grease scraping plate to slide along the annular cavity in an auxiliary manner through the inner guide plate and the outer guide plate.
5. A grease cleaning system for mining machinery according to claim 2, wherein the guide assembly comprises: The guide sliding rail is fixed on the top surface of the lubricating grease baffle plate and extends along the circumferential direction of the top surface of the lubricating grease baffle plate to form a circular sliding rail; the bearing seat is clamped on the guide sliding rail, a sliding pair is formed between the bearing seat and the guide sliding rail, the connecting base is installed on the bearing seat, and the pushing handle drives the connecting base to slide on the guide sliding rail so as to drive the grease scraper to circumferentially rotate.
6. A grease cleaning system for mining machinery according to claim 2, wherein the handle comprises: The adjusting plate is arranged in the inner ring of the lubricating grease baffle plate, and the upper part of the adjusting plate is connected with the connecting base; The pulley seat is arranged below the frame top plate and is fixed at the lower part of the adjusting plate; The universal roller is arranged on the top surface of the roller seat and is attached to the bottom surface of the frame top plate, and a rolling pair is formed between the universal roller and the bottom surface of the frame top plate; The handrail is fixed on the adjusting plate, and the connecting base is pushed and pulled by holding the handrail and the self-adaptive adjusting and cleaning device moves.
7. The grease cleaning system for a mining machine of claim 6, wherein the armrest comprises a single armrest secured to a side middle portion of the adjustment plate with a gap between the single armrest and the side of the adjustment plate for side gripping, and a bi-directional armrest disposed at a lower portion of the adjustment plate and secured to the pulley block and the adjustment plate with a gap between the bi-directional armrest and both the side of the adjustment plate and a bottom surface of the pulley block for bottom and side gripping, and/or, The upper portion of regulating plate is equipped with the slotted hole, links to each other with connecting base through the bolt, realizes through the slotted hole that handle direction of height is adjusted after the bolt is become flexible, and then adjusts universal gyro wheel laminating on the bottom surface of frame roof.
8. The grease cleaning system for a mining machine of claim 1, wherein the connection base comprises: The central fixing plate is lapped on the guide assembly, the horizontal inner side end part of the central fixing plate is fixed with the bearing seat in the guide assembly, and the downward inclined outer side end part of the central fixing plate is provided with a rectangular groove extending towards the inner side; the limiting connecting plate is positioned between the central fixing plate and the self-adaptive regulator and is connected with the self-adaptive regulator; the middle beam penetrates through the rectangular groove to be connected and fixed with the limit connecting plate and the central fixing plate, the rectangular groove and the middle beam form a V-shaped groove, and the middle beam continues to extend inwards to the position below the central fixing plate to form a triangular fixing structure; The fixed seat is fixed at the horizontal inner side end of the central fixing plate and is used for connecting the handle.
9. A grease cleaning system for mining machinery according to claim 1, wherein the adaptive regulator comprises: The connecting plate is positioned at the upper part, the pressing plate is positioned at the middle part, and the plurality of adjusting parts are positioned between the connecting plate and the pressing plate, and the connecting plate is connected with the connecting base; The two clamping plates are located at the lower part and are oppositely fixed on the bottom surface of the pressing plate, an inverted U-shaped installation space is formed between the two clamping plates and the pressing plate, anti-abrasion pads are arranged on the top surface and the two side surfaces of the inverted U-shaped installation space, and all the anti-abrasion pads are matched with the fat scraping plates in the fat scraper so as to clamp the fat scraping plates to drive the fat scraper to slide.
10. The grease cleaning system for mining machinery of claim 9, wherein the adjustment member comprises an inner adjuster and an adjustment limiter, the inner adjuster is connected with the connecting plate, the adjustment limiter is connected with the pressing plate, and the inner adjuster is inserted into the adjustment limiter; Two opposite side plates of the adjusting limiter are respectively provided with a limiting chute extending up and down, a limiting lug is fixed at the bottom of each of the two opposite side plates of the inner adjuster, the limiting lugs are inserted into the corresponding limiting chute, and can slide in the limiting chute, and self-adaptive adjustment is carried out according to the height of the fat scraping plate.
11. A mining machine, characterized by: a grease cleaning system comprising any of claims 1 to 10.
12. The cleaning method of the lubricating grease cleaning system for the mining machinery is characterized by comprising the following steps of: A grease collecting cavity formed by a frame top plate, a frame rotary seat fixed on the outer ring of the frame top plate and a grease baffle fixed on the inner ring of the frame top plate is arranged below the rotary motor and used for collecting and storing grease dropped in a lubrication cover of the rotary motor above, and at least one oil drain hole is also arranged on the frame top plate; A guiding component with a path guiding function is arranged on the lubricating grease baffle, an adaptive adjustment cleaning device formed by a grease scraper and an adaptive adjuster is arranged in the lubricating grease collecting cavity, and the adaptive adjuster is provided with a height direction self-adjusting function and is used for adapting to the grease scrapers with different heights; the self-adaptive regulator and the handle are arranged on the connecting base, the connecting base is driven to slide on the guiding assembly by holding the pushing handle, the connecting base drives the grease scraper to circumferentially move in the grease collecting cavity, the grease scraper pushes grease to the oil drain hole, and accumulated grease is discharged out of the frame from the oil drain channel.

Description

Mining machine and lubricating grease cleaning system and cleaning method thereof Technical Field The invention relates to mining machinery, a lubricating grease cleaning system thereof and a using method thereof, and belongs to the field of mining machinery. Background The mining ultra-large excavator realizes the rotation function of equipment through a large slewing bearing, and because the equipment is huge, the consumption of lubricating grease required by slewing is huge, more and more manufacturers discard the traditional oil pool structure, use a small-sized independent motor lubrication cover, and store the lubricating grease in the independent cover. The structure is light and independent, grease is not easy to pollute, but does not have a closed oil pool, so the grease can continuously drop down to the frame below along with the use of equipment, and the grease needs to be manually cleaned after long-time accumulation. For the equipment with low overall height, the manual cleaning difficulty is small, but for the equipment with higher frame height and even more than 2m, the manual cleaning difficulty is large. Disclosure of Invention According to the defects existing in the prior art, the invention provides the mining machinery, the lubricating grease cleaning system and the cleaning method thereof, and aiming at mining equipment with higher height, service personnel can easily realize the lubricating grease cleaning work under the condition of no tool. The invention is realized according to the following technical scheme: in a first aspect, the present invention provides a grease cleaning system for a mining machine, comprising: the lubricating grease collecting cavity is of a circular groove structure and is used for collecting and storing lubricating grease dropped in the upper rotary motor lubricating cover, and at least one oil discharging slideway is arranged in the lubricating grease collecting cavity; the self-adaptive adjustment cleaning device comprises a grease scraper and a self-adaptive adjuster, wherein the grease scraper and the self-adaptive adjuster are arranged together, the grease scraper is arranged in the grease collecting cavity, and the grease in the cavity is pushed to an oil discharging channel by the movement of the grease scraper in the grease collecting cavity; The guide assembly is arranged on the lubricating grease collecting cavity and has a path guide function; The self-adaptive adjuster is connected with the self-adaptive adjuster and the handle, and the connecting base is pushed to drive the connecting base to move on the guide assembly so as to drive the grease scraper to move. In some embodiments, the grease collection chamber is formed by a frame roof, a frame revolving seat secured to an outer race of the frame roof, and a grease baffle secured to an inner race of the frame roof. In some embodiments, the frame top plate is provided with a plurality of oil drain holes I located on the same circumference along the whole circumference thereof, the frame inner side vertical plate is provided with a plurality of oil drain holes II, one oil drain hole II corresponds to one oil drain hole I, and the oil drain slideway is formed between the two holes through pipeline connection. In some embodiments, the lipid scraper comprises: The grease scraping plate is arranged on the frame top plate between the frame rotary seat and the grease baffle plate and is connected with the self-adaptive regulator; the outer guide plate is fixed at the outer side end of the grease scraping plate and is matched with the inner circumferential side surface of the frame rotary seat; and the inner guide plate is fixed at the inner side end of the grease scraping plate, is matched with the outer circumferential side surface of the grease baffle, and guides the grease scraping plate to slide along the annular cavity in an auxiliary manner through the inner guide plate and the outer guide plate. In some embodiments, the guidance assembly comprises: The guide sliding rail is fixed on the top surface of the lubricating grease baffle plate and extends along the circumferential direction of the top surface of the lubricating grease baffle plate to form a circular sliding rail; the bearing seat is clamped on the guide sliding rail, a sliding pair is formed between the bearing seat and the guide sliding rail, the connecting base is installed on the bearing seat, and the pushing handle drives the connecting base to slide on the guide sliding rail so as to drive the grease scraper to circumferentially rotate. In some embodiments, the handle comprises: The adjusting plate is arranged in the inner ring of the lubricating grease baffle plate, and the upper part of the adjusting plate is connected with the connecting base; The pulley seat is arranged below the frame top plate and is fixed at the lower part of the adjusting plate; The universal roller is arranged on the top surface of the roller seat and is