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CN-116750444-B - Chain type belt cleaning device and belt cleaning method

CN116750444BCN 116750444 BCN116750444 BCN 116750444BCN-116750444-B

Abstract

The invention discloses a chain type belt cleaning device and a belt cleaning method, which relate to the technical field of belt conveying and comprise a supporting mechanism, a driving mechanism, a circulating mechanism and a cleaning mechanism, wherein the supporting mechanism comprises two supporting frames, each supporting frame comprises two supporting feet and a supporting rotating column which is rotatably connected with the middle of the supporting feet, the output shaft transmission of actuating mechanism is connected on supporting the column, and circulation mechanism includes the chain that comprises chain link interconnect, and the chain encircles the outside at two support columns, drives the chain and removes along with the rotation of supporting the column, cleans the mechanism and includes the scraper blade and be used for fixing the scraper blade device of scraper blade, a plurality of scraper blade device is fixed in a plurality of the chain link top. This cleaning device is when scraper means is located the top, can rotate to working direction under the effect of belt, when being located the below, can rotate to the direction of rectifying under the effect of baffle, conveniently clean the scraper blade, can the circulation operation, simple structure, easy to maintain.

Inventors

  • LIU QIN

Assignees

  • 上海晟申重机装备有限公司

Dates

Publication Date
20260505
Application Date
20230607

Claims (9)

  1. 1. The chain type belt cleaning device comprises a supporting mechanism, a driving mechanism, a circulating mechanism and a cleaning mechanism and is characterized in that: the supporting mechanism is divided into two parts, namely a supporting frame arranged at the head part and the tail part, and the supporting frame comprises a left supporting leg, a right supporting leg and a supporting rotating column which is rotatably connected between the two supporting legs; the driving mechanism is arranged at a position close to the head part of the supporting frame, and an output shaft of the driving mechanism is connected to the supporting rotary column of the head part of the supporting frame in a transmission manner; The circulating mechanism comprises chains formed by connecting chain links, gear teeth which are adaptive to the circulating mechanism are arranged on the supporting rotary columns, the chains encircle the outer parts of the two supporting rotary columns, and the chains are driven to move along with the rotation of the supporting rotary columns; The cleaning mechanism comprises a scraper and a scraper device used for fixing the scraper, wherein a plurality of scraper devices are fixed above a plurality of chain links, each scraper device comprises a rotating main shaft, a rotating head fixedly connected to the lower part of the rotating main shaft, a base and a telescopic spring which are sleeved outside the rotating main shaft from bottom to top and can rotate relative to the rotating main shaft, and a scraper frame fixedly connected to the upper part of the rotating main shaft, wherein an upwards-protruding swinging block is arranged at the top edge position of the rotating head, a limit groove is formed in the outer side wall of the base, the lower end of the limit groove penetrates through the lower surface of the base all the way, one end of the swinging block is slidably inserted into the limit groove, one end of the telescopic spring is contacted with the upper surface of the base, and the other end of the telescopic spring is contacted with the lower surface of the scraper frame; when the rotating head is positioned above the circulating mechanism and is in contact with the belt, the scraping plate is positioned in the working direction, and when the rotating head is positioned below the circulating mechanism, the scraping plate is positioned in the aligning direction; The rotating head is one end open-ended hollow cylindricality, and the through-hole is established to the bottom and supplies the rotatory main shaft passes, the swing piece is located the opening one end of rotating head, still include drive mechanism in the rotating head realize relatively the rotation of base, drive mechanism includes: the positioning piece is fixedly connected to the bottom of the part above the rotating head, and comprises a positioning cylinder which is positioned outside the base and the rotating main shaft and is concentric with the base and a positioning plate positioned outside the positioning cylinder; The cylindrical bulge is arranged on the inner side wall of the swinging block; the bevel gear transmission mechanism is connected with the first bevel gear and the second bevel gear in a mutually perpendicular transmission way and is arranged outside the positioning cylinder; One end of the connecting rod is fixedly connected with the first conical gear, the other end of the connecting rod is provided with a strip-shaped through hole chute, the connecting rod is sleeved on the cylindrical protrusion, and the cylindrical protrusion can slide along the strip-shaped direction of the through hole chute; the cylindrical gear is fixedly arranged on the back surface of the second bevel gear; The rack is in transmission with the cylindrical gear, the long side of the rack is parallel to the axis line direction of the rotating main shaft, and the back surface of the rack is in contact with the positioning plate and can slide relatively.
  2. 2. The belt cleaning device of claim 1, wherein a baffle is arranged on the surface of the supporting rotary column, the rotary head is of an eccentric wheel structure, one end of the long diameter of the rotary head is positioned in the downstream direction of chain transmission, and when the scraper swings to the aligning direction, an extension surface of one side of the baffle is tangent to the short diameter of the rotary head.
  3. 3. A chain belt cleaning apparatus as set forth in claim 1, wherein said oscillating block has an operating direction of 45 °.
  4. 4. The chain belt cleaning device of claim 1, wherein a bearing sleeve is arranged between the base and the rotating main shaft, the bearing sleeve is a flange linear bearing sleeve and comprises an upper linear bearing sleeve and a lower flange, the flange is positioned between the base and the rotating head, an inner ring fastening sleeve of the bearing sleeve is arranged outside the rotating main shaft, the base is fixedly connected with an outer ring of the bearing sleeve through the flange, a notch penetrating through the upper surface and the lower surface of the flange is formed in a position, corresponding to the limiting groove of the base, of the flange, and the projection size of the limiting groove and the notch in the direction of the lower surface of the base is consistent.
  5. 5. The belt cleaning device according to claim 4, wherein the upper surface of the base is in a stepped shape, the lower step is positioned inside the base, the lower part of the expansion spring is in contact with the surface of the lower step, and the expansion spring is sleeved outside the linear bearing sleeve.
  6. 6. The belt cleaning device of claim 1, wherein the base and the upper part of the telescopic spring are covered with a dust cover concentric with the rotary main shaft, the dust cover comprises a dust cover and a dust side wall, a through hole is arranged in the center of the dust cover, a sealing ring is arranged between the dust side wall and the base, the upper part of the telescopic spring is contacted with the inner wall of the dust cover, the upper part of the outer side wall of the base is provided with a groove, and the sealing ring is accommodated in the groove.
  7. 7. The belt cleaning device of claim 1, wherein the connecting piece is fixed above the chain link, the connecting piece comprises vertical plates positioned on the left side and the right side of the chain link and a top plate positioned above the chain link and connected with the two vertical plates into a whole, connecting holes are formed in corresponding positions of the top plate and the chain link, and the vertical plates and the side walls of the base are fixedly connected together by adopting supporting arms.
  8. 8. The belt cleaning apparatus according to claim 1, wherein a plurality of top wheels having a top surface higher than the supporting and rotating columns are rotatably disposed at intervals between the two supporting and rotating columns, the top wheels being supported on the inner surface of the chain, and the heights of the plurality of top wheels being uniform.
  9. 9. A belt cleaning method using the chain belt cleaning apparatus as claimed in any one of claims 1 to 8, comprising the steps of: s1, a belt (10) to be cleaned is a conveyor belt capable of running circularly, a cleaning device is a device capable of running circularly and is positioned below the belt (10), a plurality of scraping plates (11) are arranged on the cleaning device, and the transmission direction of the scraping plates (11) is mutually perpendicular to the transmission direction of the belt (10); S2, a plurality of scraping plates (11) are abutted against the lower surface of the belt (10) which is positioned below the transmission belt, the scraping plates (11) are positioned in the working direction, and the working direction is 90 degrees and is more than 0 degrees; s3, respectively starting a control or driving mechanism of the belt (10) and the scraping plate (11) to enable the belt (10) and the scraping plate (11) to respectively start circulation transmission; S4, after each scraper (11) is moved out from the lower part of the belt (10), when the scraper (11) rotates to the lower part of the cleaning device, the working direction of the scraper (11) is changed into a setting direction; s5, after each scraper (11) rotates from the lower part to the upper part of the cleaning device, when the scraper (11) contacts with the belt (10) again, the scraper (11) changes from the setting direction to the working direction.

Description

Chain type belt cleaning device and belt cleaning method Technical Field The invention relates to the technical field of belt conveying, in particular to a chain type belt cleaning device and a belt cleaning method. Background Since the conveyor belt used in factories such as steel works is long in service time, foreign matters with different sizes such as material powder with different thickness, granular caking and the like can be stuck on the surface of the belt, and in actual production, the belt with the length of tens of meters can not be stopped generally and can always rotate to be in a working state. Often adopt artifical surface to clean the mode and clean, but the belt is in the rotation of constantly removing, and the manual surface cleans and brings very big degree of difficulty and certain security threat. Although some automatic cleaning devices exist at present, for example, a rolling brush arranged at one end of a belt is adopted, or a metal scraping plate or a rubber scraping plate is adopted to clean the belt, after the cleaning devices are used for a period of time, more foreign matters can be accumulated on the surface of the rolling brush or the scraping plate, and the cleaning devices need to be replaced for cleaning and maintenance, so that the cleaning devices are more complicated to use. Disclosure of Invention The invention aims to provide a chain type belt cleaning device and a belt cleaning method, when the chain type belt cleaning device is used, a scraping plate and a belt form a certain angle to clean the belt, even if the belt shakes, the scraping plate can be always attached to the surface of the belt, and after leaving the surface of the belt, the direction of the scraping plate can be regulated for cleaning the scraping plate, and the chain type belt cleaning device can be operated circularly, has a simple structure and is easy to maintain. In order to achieve the above purpose, the invention provides a technical scheme that the chain type belt cleaning device comprises a supporting mechanism, a driving mechanism, a circulating mechanism and a cleaning mechanism, wherein: the supporting mechanism is divided into two parts, namely a supporting frame arranged at the head part and the tail part, and the supporting frame comprises a left supporting leg, a right supporting leg and a supporting rotating column which is rotatably connected between the two supporting legs; the driving mechanism is arranged at a position close to the head part of the supporting frame, and an output shaft of the driving mechanism is connected to the supporting rotary column of the head part of the supporting frame in a transmission manner; The circulating mechanism comprises chains formed by connecting chain links, gear teeth which are adaptive to the circulating mechanism are arranged on the supporting rotary columns, the chains encircle the outer parts of the two supporting rotary columns, and the chains are driven to move along with the rotation of the supporting rotary columns; The cleaning mechanism comprises a scraper and a scraper device used for fixing the scraper, wherein a plurality of scraper devices are fixed above a plurality of chain links, each scraper device comprises a rotating main shaft, a rotating head fixedly connected to the lower part of the rotating main shaft, a base and a telescopic spring which are sleeved outside the rotating main shaft from bottom to top and can rotate relative to the rotating main shaft, and a scraper frame fixedly connected to the upper part of the rotating main shaft, wherein an upwards-protruding swinging block is arranged at the top edge position of the rotating head, a limit groove is formed in the outer side wall of the base, the lower end of the limit groove penetrates through the lower surface of the base all the way, one end of the swinging block is slidably inserted into the limit groove, one end of the telescopic spring is contacted with the upper surface of the base, and the other end of the telescopic spring is contacted with the lower surface of the scraper frame; when the rotating head is positioned above the circulating mechanism and is in contact with the belt, the scraping plate is positioned in the working direction, and when the rotating head is positioned below the circulating mechanism, the scraping plate is positioned in the aligning direction. Preferably, a baffle is arranged on the surface of the supporting rotary column, the rotary head is of an eccentric wheel structure, one end of the long diameter of the rotary head is positioned in the downstream direction of chain transmission, and when the scraping plate swings to the correcting direction, one side extension surface of the baffle is tangent to the short diameter of the rotary head. Preferably, the rotating head is one end open-ended hollow cylindricality, and the through-hole is established to the bottom and is supplied the rotatory main shaft to pass, and the swinging b