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CN-121972450-A - Regenerated abrasive purifying device and purifying method

CN121972450ACN 121972450 ACN121972450 ACN 121972450ACN-121972450-A

Abstract

The invention discloses a regenerated abrasive purifying device and a purifying method, which relate to the technical field of grinding wheel abrasive recovery and comprise a cleaning and purifying mechanism, a screening and purifying mechanism and a transfer feeding mechanism, wherein the cleaning and purifying mechanism is used for cleaning grinding wheel abrasives, removing impurities dissolved in water or floating in water in the grinding wheel abrasives, the screening and purifying mechanism is used for screening the grinding wheel abrasives after the cleaning and purifying mechanism and further flushing the grinding wheel abrasives in the screening process, the transfer feeding mechanism is arranged between the cleaning and purifying mechanism and the screening and purifying mechanism and is used for conveying the grinding wheel abrasives cleaned in the cleaning and purifying mechanism to the screening and purifying mechanism for screening and purifying.

Inventors

  • LIU HONGSHENG
  • YANG XIAOXIANG

Assignees

  • 江苏丰锐磨料磨具有限公司

Dates

Publication Date
20260505
Application Date
20260324

Claims (10)

  1. 1. The regenerated abrasive purifying device and the purifying method are characterized by comprising the following steps: A cleaning and purifying mechanism (100) for washing the grinding wheel abrasive to remove impurities dissolved in water or floating in water in the grinding wheel abrasive; a screening and purifying mechanism (300) for screening the washed grinding wheel abrasive and further flushing in the screening process; The transfer feeding mechanism (200) is arranged between the cleaning and purifying mechanism (100) and the screening and purifying mechanism (300) and is used for conveying the grinding wheel abrasive cleaned in the cleaning and purifying mechanism (100) to the screening and purifying mechanism (300) for screening and purifying; Screening purification mechanism (300) including screening frame (31), be connected with screen hopper (32) on screening frame (31) through multiunit elastic component (33), be provided with screen cloth (35) to grinding wheel abrasive screening in screen hopper (32), just the lower part of screen hopper (32) is provided with and connects silo (39), the bottom of screen hopper (32) is provided with vibrator (34) that are used for providing the vibration, the fixed hopper (36) that connect that are used for guiding the grinding wheel abrasive in transfer feed mechanism (200) to in screen hopper (32) that are provided with in upper end of screening frame (31), the fixed washing support (37) that is provided with in top of screening frame (31), the fixed washing spray tube (38) that are used for washing the grinding wheel abrasive that are provided with on washing support (37).
  2. 2. The regenerated abrasive purification device and purification method according to claim 1, wherein the cleaning purification mechanism (100) comprises a cleaning base (11), a cleaning cylinder (13) is installed at the upper end of the cleaning base (11) through a plurality of base supports (12), the cleaning cylinder (13) is used as a container for cleaning grinding wheel abrasives, a motor bracket (131) is fixedly arranged at the upper end of the cleaning cylinder (13), a cleaning motor (14) is fixedly installed on the motor bracket (131), a driving spindle (15) is fixedly connected to the output end of the cleaning motor (14), a rolling component (16) for cleaning and rolling the grinding wheel abrasives is fixedly connected to the driving spindle (15) extending into the cleaning cylinder (13), a discharge port is arranged at the bottom of the side wall of the cleaning cylinder (13), and a discharge component (18) for controlling a discharge switch is arranged at the position of the discharge port of the outer side wall of the cleaning cylinder (13).
  3. 3. The apparatus and method for purifying a regenerated abrasive according to claim 2, wherein the rolling assembly (16) comprises a plurality of rolling holders (161) fixedly provided on the outer periphery of the driving spindle (15), the rolling holders (161) are inverted U-shaped holders, and a cleaning press roller (163) is rotatably installed at the lower part of the rolling holders (161) through a rolling shaft (162).
  4. 4. The regenerated abrasive purifying apparatus and purifying method according to claim 3, wherein a stand vertical plate (165) is fixedly provided at an upper end of the rolling stand (161), a transmission shaft (166) is rotatably installed on the stand vertical plate (165), the transmission shaft (166) is in transmission connection with the rolling shaft (162) through a belt transmission member (164), a driven bevel gear (167) is fixedly provided on the transmission shaft (166), and a driving bevel gear (151) in transmission connection with the driven bevel gear (167) is fixedly installed on the driving spindle (15).
  5. 5. The regenerated abrasive purifying device and purifying method according to claim 2, wherein a turning component (17) is fixedly arranged on the periphery of the driving main shaft (15), the turning component (17) comprises a turning connecting plate (171) fixedly connected to the periphery of the driving main shaft (15), a turning seat (172) is fixedly connected to the turning connecting plate (171), an outer material chute (173) for pushing the grinding wheel abrasive outwards is arranged at one end of the turning seat (172), an inner turning chute (174) for inwards turning and stirring the grinding wheel abrasive is arranged at the other end of the turning seat (172), and the switching of discharging, cleaning and turning of the grinding wheel module is realized through forward rotation and reverse rotation of the cleaning motor (14).
  6. 6. The regenerated abrasive purification device and purification method according to claim 2, wherein the discharging assembly (18) comprises a discharging inclined hopper (181) and a baffle guide seat (182) which are fixedly arranged on the outer side wall of the cleaning barrel (13), a discharging baffle (183) is connected to the baffle guide seat (182) in a sliding penetrating manner, a discharging seat plate (184) is fixedly arranged on the outer side wall of the cleaning barrel (13), a downward electric telescopic rod (185) is fixedly arranged on the discharging seat plate (184), and the output end of the electric telescopic rod (185) is fixedly connected to the discharging baffle (183).
  7. 7. The regenerated abrasive purifying device and purifying method according to claim 5, wherein the transferring and feeding mechanism (200) comprises a feeding base (21) fixedly arranged on the ground, two short stand columns (22) are arranged on one side, close to the cleaning and purifying mechanism (100), of the feeding base (21), two long stand columns (23) are arranged on one side, close to the screening and purifying mechanism (300), of the feeding base (21), a conveying mechanism (24) for conveying grinding wheel abrasive materials and a blocking mechanism (25) for preventing the grinding wheel abrasive materials from sliding off from the conveying mechanism (24) are arranged between the short stand columns (22) and the long stand columns (23), the blocking mechanism (25) is located above the conveying mechanism (24), a feeding motor (26) is fixedly arranged on the feeding base (21), and the feeding motor (26) drives the conveying mechanism (24) and the blocking mechanism (25) to rotate through a belt transmission piece II (27) to convey the grinding wheel module.
  8. 8. The regenerated abrasive purifying device and purifying method according to claim 7, wherein the conveying mechanism (24) comprises two groups of conveying shafts (241) rotatably installed between two groups of short upright posts (22) and two groups of long upright posts (23), the conveying shafts (241) positioned at the long upright posts (23) are in transmission connection with the output end of the feeding motor (26) through a second belt transmission part (27), conveying rollers (242) are fixedly arranged on the periphery of the conveying shafts (241), the two groups of conveying rollers (242) are in transmission connection through a conveying belt (243), and a first gear (244) is fixedly connected on the conveying shafts (241) positioned at the short upright posts (22); The material blocking mechanism (25) comprises two groups of material blocking shafts (251) which are rotatably arranged between two groups of short upright posts (22) and two groups of long upright posts (23), the two groups of material blocking shafts (251) are in transmission connection with each other through a material blocking transmission belt (252) near the edges, a plurality of material blocking plates (253) which limit grinding wheel grinding materials on the transmission belt (243) are connected to the material blocking transmission belt (252), a second gear (254) which is meshed with the first gear (244) is fixedly connected to the material blocking shaft (251) at the position of the short upright post (22), and the transfer and the conveying of the regenerated grinding materials are jointly realized by the synchronous rotation of the single feeding motor (26) and the material blocking mechanism (25) through the meshed transmission of the first gear (244) and the second gear (254).
  9. 9. The regenerated abrasive purification device and purification method according to claim 8, wherein a dust removal fan (29) is fixedly arranged on the feeding base (21), blades in the dust removal fan (29) are rotatably arranged on the shell through a fan shaft (291), the fan shaft (291) is in transmission connection with the output end of the feeding motor (26) through a belt transmission part III (28), and an air outlet of the dust removal fan (29) is connected with the inside of the screening hopper (32) through a dust removal air pipe (292) for blowing and separating light impurities in the abrasive.
  10. 10. The purifying method of a regenerated abrasive purifying apparatus according to claim 9, comprising the steps of: firstly, putting grinding wheel abrasive materials into a cleaning cylinder (13), then starting a cleaning motor (14) to rotate positively to drive a driving main shaft (15) to rotate, driving a plurality of groups of rolling assemblies (16) to roll and clean the grinding wheel abrasive materials through the driving main shaft (15), driving a turning assembly (17) to synchronously rotate while driving the main shaft (15) to rotate, and inwards turning the grinding wheel abrasive materials through an inner turning chute (174) to realize the comprehensiveness of abrasive material cleaning; Step two, after the grinding wheel abrasive roll-in cleaning is completed, starting a cleaning motor (14) to reversely drive a driving main shaft (15) to rotate, and synchronously driving a turning assembly (17) to reversely rotate so that an outer discharging chute (173) turns the abrasive outwards, thereby pushing the abrasive to a discharge hole and discharging the abrasive to a cleaning cylinder (13); step three, a discharge hole of a cleaning cylinder (13) is opened through a discharge assembly (18), grinding wheel abrasive materials fall into a conveying belt (243) after being cleaned, and a conveying mechanism (24) and a blocking mechanism (25) are driven to synchronously move under the driving of a feeding motor (26) to convey the grinding wheel abrasive materials into a receiving hopper (36); Fourth, grinding wheel abrasive falls onto a screen (35) through a receiving hopper (36), and is synchronously vibrated and screened along with a screening hopper (32) under the drive of a vibrator (34), meanwhile, clear water is sprayed into a flushing spray pipe (38) for further flushing, and a dust removal fan (29) blows air into the screening hopper (32) under the drive of a feeding motor (26) to blow and separate light impurities in the abrasive.

Description

Regenerated abrasive purifying device and purifying method Technical Field The invention relates to the technical field of grinding wheel abrasive recovery, in particular to a regenerated abrasive purifying device and a purifying method. Background Ceramic grinding wheels are widely used in grinding of hard and brittle materials such as polycrystalline diamond, cubic boron nitride materials, precious stones and various mechanical parts by virtue of high strength, excellent heat resistance, sharp cutting characteristics, high grinding efficiency, difficult heating and blocking in the grinding process and small thermal expansion. In the actual production link of the ceramic grinding wheel, the product is easy to crack, deform and other defects due to the complexity of the manufacturing process and the sensitivity of the material characteristics, so that partial finished products cannot be scrapped through quality detection, and meanwhile, due to the fluctuation of the product performance, a small number of customer return conditions exist in the market. In view of the high cost properties of diamond and cubic boron nitride abrasives in ceramic grinding wheels, if the abrasive components in the ceramic grinding wheels cannot be recovered efficiently, significant raw material waste is caused, production cost is increased, and sustainable utilization of resources is affected. The existing grinding wheel abrasive recovery process generally adopts a crusher to crush the waste grinding wheel and then carries out cleaning treatment. However, the cleaning process has the obvious technical defects that in the rolling cleaning stage, the abrasive is tightly compacted at the bottom of the cleaning device under the action of mechanical pressure to form a compact layer which is difficult to permeate, water flow is prevented from being fully contacted with the surface of the abrasive, so that water-soluble impurities and adhesive pollutants cannot be thoroughly removed, and the cleaning effect is incomplete. These problems not only reduce the efficiency of abrasive recovery, but also affect the suitability of the reclaimed abrasive for subsequent production. Disclosure of Invention The invention aims to provide a regenerated abrasive purifying device and a purifying method, which solve the problems of incomplete cleaning and poor purifying effect in the traditional mode. The aim of the invention can be achieved by the following technical scheme: a regenerated abrasive purification device comprising: the cleaning and purifying mechanism is used for washing the grinding wheel abrasive and removing impurities dissolved in water or floating in water in the grinding wheel abrasive; The screening and purifying mechanism is used for screening the washed grinding wheel abrasive and further flushing the grinding wheel abrasive in the screening process; The transfer feeding mechanism is arranged between the cleaning and purifying mechanism and the screening and purifying mechanism and is used for conveying the grinding wheel abrasive cleaned in the cleaning and purifying mechanism to the screening and purifying mechanism for screening and purifying; The screening and purifying mechanism comprises a screening frame, wherein a screening hopper is connected onto the screening frame through a plurality of groups of elastic components, a screen for screening grinding wheel abrasives is arranged in the screening hopper, a receiving groove is arranged at the lower part of the screening hopper, a vibrator for providing vibration is arranged at the bottom of the screening hopper, a receiving hopper for guiding the grinding wheel abrasives in the transferring and feeding mechanism into the screening hopper is fixedly arranged at the upper end of the screening frame, a flushing support is fixedly arranged at the top of the screening frame, and a plurality of flushing spray pipes for flushing the grinding wheel abrasives are fixedly arranged on the flushing support. Preferably, the cleaning and purifying mechanism comprises a cleaning base, a cleaning cylinder is arranged at the upper end of the cleaning base through a plurality of base supports, the cleaning cylinder is used as a container for cleaning grinding wheel abrasives, a motor support is fixedly arranged at the upper end of the cleaning cylinder, a cleaning motor is fixedly arranged on the motor support, a driving spindle is fixedly connected with the output end of the cleaning motor, a rolling component for cleaning and rolling the grinding wheel abrasives is fixedly connected in the driving spindle, a discharge hole is formed in the bottom of the side wall of the cleaning cylinder, and a discharge component for controlling a discharge switch is arranged at the position of the discharge hole on the outer side wall of the cleaning cylinder. Preferably, the rolling assembly comprises a plurality of rolling supports fixedly arranged on the periphery of the driving main shaft, the rollin