CN111841748A - Polyurethane water based paint preparation system of processing - Google Patents

Polyurethane water based paint preparation system of processing Download PDF

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Publication number
CN111841748A
CN111841748A CN202010710825.8A CN202010710825A CN111841748A CN 111841748 A CN111841748 A CN 111841748A CN 202010710825 A CN202010710825 A CN 202010710825A CN 111841748 A CN111841748 A CN 111841748A
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China
Prior art keywords
pipe
shell
feeding
wall
grinding
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Granted
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CN202010710825.8A
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Chinese (zh)
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CN111841748B (en
Inventor
巩莉
高传华
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Zhenjiang Desheng New Material Technology Co Ltd
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Individual
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Priority to CN202010710825.8A priority Critical patent/CN111841748B/en
Publication of CN111841748A publication Critical patent/CN111841748A/en
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Publication of CN111841748B publication Critical patent/CN111841748B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00Crushing or disintegrating by roller mills
    • B02C4/10Crushing or disintegrating by roller mills with a roller co-operating with a stationary member
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/16Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00Crushing or disintegrating by roller mills
    • B02C4/28Details
    • B02C4/286Feeding devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00Crushing or disintegrating by roller mills
    • B02C4/28Details
    • B02C4/30Shape or construction of rollers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00Crushing or disintegrating by roller mills
    • B02C4/28Details
    • B02C4/40Detachers, e.g. scrapers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00Crushing or disintegrating by roller mills
    • B02C4/28Details
    • B02C4/42Driving mechanisms; Roller speed control
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/16Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
    • B02C2023/165Screen denying egress of oversize material

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Crushing And Grinding (AREA)

Abstract

The invention relates to a polyurethane water-based paint preparation and processing system which comprises a shell, a feeding device, a grinding device and a screening device, wherein the feeding device, the grinding device and the screening device are sequentially arranged in the shell from top to bottom, a pipe inlet is formed in the middle of the top end of the shell, a pipe outlet is formed in the middle of the bottom end of the shell, discharge ports are symmetrically formed in the bottom end of the shell from left to right, and moving grooves, mounting ports and sliding grooves are uniformly formed in the side wall of the lower end of the shell along the circumferential direction of the side. According to the invention, materials are intermittently fed into the grinding device through the feeding device, so that the grinding device is prevented from being overloaded in work, the ground materials fall out from the discharge hole after being screened by the screening device, and after the grinding device works for a long time, the materials adhered to the surface of the grinding roller can be directly cleaned from the inside of the shell, so that the step of disassembling the grinding roller is saved, and the burden of workers is reduced.

Description

Polyurethane water based paint preparation system of processing
Technical Field
The invention relates to the field of paint preparation, in particular to a polyurethane water-based paint preparation and processing system.
Background
The polyurethane water paint is one kind of waterproof material, and belongs to environment friendly waterproof elastic polymer material, and the product is non-toxic, odorless, and possesses excellent adhesion and water impermeability, high adhesion to mortar, cement base stone, metal product, stable chemical property, capacity of withstanding sunlight for long period and high waterproof effect.
In the preparation and processing process of polyurethane water paint, raw materials need to be ground to better fuse pigment particles, a binder and a solvent, and the following problems are also commonly existed in the grinding process of the raw materials:
(1) the existing grinding equipment mostly starts grinding operation after materials are put into the equipment, the materials of different types are not mixed, the integral dispersion degree is low, the ideal dispersion state can be reached only by long grinding time in the grinding process, the running time of the equipment is prolonged, and the consumption of energy is increased.
(2) Raw materials easily adhere in grinding process at the abrasive disc, grind the roller surface, the abrasive disc, the raw materials of grind roller surface adhesion bodiness gradually, will exert an influence to grinding equipment's grinding effect, consequently need regularly clear up, need take out the abrasive disc during the clearance, grind the roller from equipment inside, wherein the abrasive disc structure is comparatively simple, consequently it is relatively convenient to take out, and it is complicated to grind roller mounting structure, take out its from equipment inside back, still need demolish adapting unit, the operating procedure is loaded down with trivial details.
In order to solve the problems, the invention provides a polyurethane water-based paint preparation and processing system.
Disclosure of Invention
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose: a polyurethane water-based paint preparation and processing system comprises a shell, a feeding device, a grinding device and a screening device, wherein the feeding device, the grinding device and the screening device are sequentially installed in the shell from top to bottom; wherein:
the feeding device comprises a rotary pipe, a rotary gear ring, a driving gear, a driving motor, a feeding pipe and a conveying ring, wherein the rotary pipe is arranged between an inlet pipe orifice and an outlet pipe orifice of a shell through a bearing; after dropping into the material swivel pipe, through rotatory ring gear, drive gear, mutually support between the driving motor, the swivel pipe drives the conveying pipe and carries out reciprocating rotation around the conveying ring, when the conveying pipe export corresponds with conveying hole position, the material alright fall into conveying ring's conveying hole from the conveying pipe, and fall into grinder through the conveying hole, can control the volume of putting of material, it is too big to avoid disposable material of throwing to lead to grinder work burden, the condition that grinding effect reduces takes place, and because the material rotates the certain time along with the conveying pipe before grinding, therefore different materials can the intermix, the condition that a same kind of material is piled up in one can not appear.
The rotary pipe comprises a feeding end, a working end, a spray pipe and a water diversion pipe, wherein the side wall of the upper end of the feeding end is connected with the inner wall of the inlet pipe through a bearing, the bottom end of the feeding end is connected with the top end of the working end, the side wall of the lower end of the working end is connected with the inner wall of the outlet pipe through a bearing, the feeding end is of a hollow cylindrical structure with an opening at the upper end, the side wall of the feeding end is uniformly provided with feeding ports along the circumferential direction, the feeding ports are in one-to-one correspondence with the inlet positions of the feeding pipes, the lower end of the working end is uniformly provided with discharge ports along the circumferential direction, the middle part of the working end is provided with a spray hole, the upper end of the spray hole is uniformly provided with a spray branch hole communicated with the spray pipe along the; after the bottom end of the spray pipe is externally connected with the water pump, water flow can be sprayed into the grinding device through the spray pipe and the water distribution pipe, so that the cleaning effect is achieved.
The grinding device comprises a fixed ring, a partition plate, a movable air cylinder, a rotary disc, a grinding roller, a scraper, a rotating gear, a pressing block, an arc-shaped rack, a pushing air cylinder, a positioning rod, a lifting plate, a lifting rod and a water bag, wherein the fixed ring is arranged on the inner wall of a shell through a bolt, the lower end of the fixed ring is uniformly provided with a baffle groove along the circumferential direction, the partition plate is arranged between the baffle groove and the movable groove in a sliding fit manner, the outer side of the partition plate is connected with the outer wall of the shell through the movable air cylinder, the inner side of the partition plate is tightly attached to the side wall of the rotary disc, the rotary disc is arranged on the side wall of a working end, the side wall of the rotary disc is uniformly provided with a mounting groove along the circumferential direction, the lower end of the mounting groove is provided with a lifting hole communicated with the, the lower end of the auxiliary groove is provided with a waste material groove communicated with the auxiliary groove, the opening at the lower end of the waste material groove is communicated with the opening at the upper end of the discharge hole, the inner side of the auxiliary groove is provided with a water through hole communicated with the auxiliary groove, and the opening at the inner side of the water through hole is butted with the outer side of the water diversion pipe;
The lower end of the grinding roller is provided with a rotating gear, the rotating gear is positioned in a lifting hole, the lower end of the rotating gear is provided with a pressing block, an arc-shaped rack is arranged on the outer side of the rotating gear, the arc-shaped rack is arranged in an installation hole through a sliding fit mode, a pushing cylinder is arranged between the arc-shaped rack and the outer wall of a shell, the upper end of the grinding roller is uniformly provided with a positioning hole along the circumferential direction of the grinding roller, a positioning rod is inserted into the positioning hole on the rightmost side of the grinding roller, the positioning rod is arranged at the lower end of a lifting plate, the lifting plate is arranged in a lifting groove formed in a turntable through a sliding fit mode, the lower end of the lifting groove is provided with a guide groove communicated with the lifting groove, the inner wall of the guide groove is connected with the side wall; the rotary disc can rotate back and forth along with the rotary pipe to drive the grinding roller to grind materials falling into a gap between the fixed ring and the rotary disc, the partition plate is driven to move inwards by the movable air cylinder in the grinding process, the partition plate can play a role in supporting the materials to prevent the materials which are not fully ground from directly falling from the gap, when the grinding time meets the requirement, the partition plate is driven to move outwards by the movable air cylinder, at the moment, the materials can fall into the screening device from the grinding device, after the working time of the grinding device is longer, a thicker layer of materials can be adhered to the grinding roller, so that the materials need to be cleaned regularly, water flow in the water spray pipe is injected into the water bag during cleaning, the height of the water bag is increased, upward thrust is generated on the lifting rod to drive the lifting plate to move upwards until the positioning rod is completely positioned outside the positioning hole, and then the sieve plate is driven to move downwards to a proper, make the running gear expose the back in the carousel, alright through promoting the cylinder with the inside propelling movement of arc rack, make the arc rack can mesh with the running gear mutually, later the carousel still carries out reciprocating rotation along with the swinging pipe, through the transmission of running gear with the arc rack at reciprocating rotation in-process, drive the grinding roller and carry out reciprocating rotation around its central axis, make the scraper can scrape the material of grinding roller surface adhesion, the material disintegrating slag that scrapes is along the dirty tank, the bin outlet discharges, the material disintegrating slag of adhesion on the scraper can be followed the clear water sanitization of spun in the water passage, need not to pull down the grinding roller from the carousel and can clear up it, the required time of clearance has effectively been saved.
Preferably, the screening device comprises a screening plate, a connecting vertical rod, a connecting transverse rod, a connecting bolt and a telescopic cylinder, wherein the screening plate is of a circular ring structure and is installed between the inner wall of the shell and the outer wall of the working end in a sliding fit mode; under the connecting action of the connecting vertical rods, the connecting transverse rods and the connecting bolts, the sieve plate can be driven by the telescopic cylinder to move up and down, when the sieve plate moves up to the highest position, the upper end surface of the sieve plate is attached to the lower end surface of the abutting block, the rotating gear cannot extend out of the turntable, so that materials are prevented from being adhered to the rotating gear in the grinding process, when the sieve plate moves down to a certain degree, the arc-shaped rack can be pushed inwards by the pushing cylinder, so that the arc-shaped rack can be meshed with the rotating gear, when the connecting bolts are dismounted from the connecting vertical rods and the connecting transverse rods, the sieve plate losing bearing force can slide downwards under the common guiding action of the shell and the working end, a worker can conveniently take out the sieve plate from the bottom end of the shell to overhaul the sieve plate, when the sieve plate needs to be placed in the shell again, the sieve plate is pushed upwards until the upper end surface of the sieve plate, then the connecting cross rod and the connecting vertical rod are connected through the connecting bolt.
Preferably, grind the roller and include the roll body and grind the sleeve, be provided with the connecting block on the roll body outer wall, grind the sleeve inner wall and seted up the spread groove, be connected through the sliding fit mode between connecting block and the spread groove.
Preferably, be connected through the mode of can dismantling between carousel roof and the carousel rest, pull down the carousel roof the back, alright separate grinding sleeve and roll body to the grinding sleeve of damage is changed.
Preferably, the conveying pipe includes collar, lower collar and flexible pipe, goes up the collar and installs in the feed end pay-off mouth outside, and lower collar is connected with the conveying ring lateral wall through sliding fit mode, goes up the collar and installs flexible pipe down between the collar for flexible scalable material can produce the vibrations of certain range after the material falls in the flexible pipe, more is favorable to the homogeneous mixing of material.
Preferably, the sieve plate thickness is the trend that increases gradually from the center to the outside for the material can be followed sieve plate up end after dropping on the sieve and inwards flowed, avoids the material to pile up in a department.
Preferably, the feeding end and the working end of the rotating pipe are connected in a thread matching mode, and parts mounted on the working end and the working end can be overhauled after the working end is detached.
Preferably, be connected through the bolt between casing bottom and the casing main part, lift the back off the casing bottom, conveniently overhaul, maintain sieve, work end and grinder.
The invention has the beneficial effects that:
1. according to the invention, materials are intermittently fed into the grinding device through the feeding device, so that the grinding device is prevented from being overloaded in work, the ground materials fall out from the discharge hole after being screened by the screening device, and after the grinding device works for a long time, the materials adhered to the surface of the grinding roller can be directly cleaned from the inside of the shell, so that the step of disassembling the grinding roller is saved, and the burden of workers is reduced.
2. The feeding device designed by the invention can control the feeding amount of the materials, avoid the situations that the grinding device has overlarge work load and the grinding effect is reduced due to the fact that too much materials are fed at one time, and can mix different materials because the materials rotate for a certain time along with the feeding pipe before grinding, so that the situation that the same materials are stacked at one position can not occur.
3. According to the grinding device designed by the invention, after the working time reaches a certain length, the scraper can scrape off materials adhered to the surface of the grinding roller through the relative rotation of the grinding roller and the scraper, the scraped material slag is discharged along the waste material groove and the discharge port, the grinding roller can be cleaned without being detached from the turntable, and the time required by cleaning is effectively saved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a front cross-sectional view of the present invention;
FIG. 2 is a top cross-sectional view of the transfer ring of the present invention;
FIG. 3 is a top cross-sectional view of a portion of the housing and grinding apparatus of the present invention;
FIG. 4 is a top cross-sectional view of the present invention between the housing, retaining ring and spacer;
FIG. 5 is a bottom view of the invention between the turntable, grinding roller, rotating gear and pressing block;
FIG. 6 is a top view of the present invention between the housing and the arcuate rack;
FIG. 7 is an enlarged view of the invention taken from the A-direction of FIG. 1;
fig. 8 is a schematic enlarged view of the invention from the B direction in fig. 1.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 8, a polyurethane water-based paint preparation and processing system comprises a housing 1, a feeding device 2, a grinding device 3 and a screening device 4, wherein the feeding device 2, the grinding device 3 and the screening device 4 are sequentially installed in the housing 1 from top to bottom, a pipe inlet is formed in the middle of the top end of the housing 1, a pipe outlet is formed in the middle of the bottom end of the housing 1, discharge ports are symmetrically formed in the left and right sides of the bottom end of the housing 1, and a moving groove 1a, a mounting port 1b and a sliding groove 1c are uniformly formed in the side wall of the lower end of the housing 1 along the circumferential direction; wherein:
The feeding device 2 comprises a rotary pipe 21, a rotary gear ring 22, a driving gear 23, a driving motor 24, a feeding pipe 25 and a conveying ring 26, the rotary pipe 21 is mounted between a pipe inlet and a pipe outlet of the shell 1 through a bearing, the rotary gear ring 22 is sleeved on the outer wall of the upper end of the rotary pipe 21 and meshed with the driving gear 23, the lower end of the driving gear 23 is mounted on the shell 1 through a bearing, the upper end of the driving gear 23 is connected with an output shaft of the driving motor 24, the driving motor 24 is mounted on the shell 1 through a motor base, the conveying ring 26 is mounted on the upper end of the inner wall of the shell 1, conveying holes 26a are uniformly formed in the side wall of the conveying ring 26 along the circumferential direction of the conveying ring, the feeding pipe 25 is connected between the conveying pipe and the rotary pipe 21; after dropping into the material swivel pipe 21, through rotatory ring gear 22, drive gear 23, mutually support between the driving motor 24, swivel pipe 21 drives conveying pipe 25 and reciprocates around conveying ring 26, when conveying pipe 25 export and conveying hole 26a position are corresponding, the material alright fall into conveying ring 26's conveying hole 26a from conveying pipe 25 in, and fall into grinder 3 through conveying hole 26a, can control the volume of putting of material, avoid once only throwing the too much work burden that leads to grinder 3 too big, the condition that grinding effect reduces takes place, and because the material has rotated certain time along with conveying pipe 25 before grinding, consequently different materials can the intermix, the condition that the same kind of material is piled up in one can not appear.
The rotating tube 21 comprises a feed end 211 and a working end 212, the spray pipe 213 is connected with the water distribution pipe 214, the upper end side wall of the feed end 211 is connected with the inner wall of the inlet pipe through a bearing, the bottom end of the feed end 211 is connected with the top end of the working end 212, the lower end side wall of the working end 212 is connected with the inner wall of the outlet pipe through a bearing, the feed end 211 is of a hollow cylindrical structure with an open upper end, the side wall of the feed end 211 is uniformly provided with feed ports along the circumferential direction, the feed ports are in one-to-one correspondence with the inlet positions of the feed pipes 25, the lower end of the working end 212 is uniformly provided with discharge ports 212a along the circumferential direction, the middle part of the working end 212 is provided with a spray hole 212b, the upper end of the spray hole 212b is uniformly provided with a spray branch hole 212c communicated with the spray pipe 213 along the circumferential direction, the side wall of the spray pipe 213; after the bottom end of the spray pipe 213 is externally connected with a water pump, water flow can be sprayed into the grinding device 3 through the spray pipe 213 and the water distribution pipe 214 to play a cleaning role.
The feed end 211 and the working end 212 of the rotating pipe 21 are connected in a thread fit manner, and the working end 212 can be disassembled to repair the components mounted on the working end 212 and the working end 212.
The bottom end of the shell 1 is connected with the main body part of the shell 1 through bolts, and after the bottom end of the shell 1 is dismounted, the sieve plate 41, the working end 212 and the grinding device 3 are conveniently overhauled and maintained.
The feeding pipe 25 comprises an upper mounting ring 251, a lower mounting ring 252 and an expansion pipe 253, the upper mounting ring 251 is mounted outside a feeding opening of the feeding end 211, the lower mounting ring 252 is connected with the side wall of the conveying ring 26 in a sliding fit mode, the expansion pipe 253 is mounted between the upper mounting ring 251 and the lower mounting ring 252, and the expansion pipe 253 is made of an elastic telescopic material, so that materials can vibrate to a certain extent after falling into the expansion pipe 253, and uniform mixing of the materials is facilitated.
The grinding device 3 comprises a fixing ring 31, a partition plate 32, a moving cylinder 33, a rotary disc 34, a grinding roller 35, a scraper 36, a rotating gear 37, a pressing block 38, an arc-shaped rack 39, a pushing cylinder 310, a positioning rod 312, a lifting plate 313, a lifting rod 314 and a water bag 315, wherein the fixing ring 31 is installed on the inner wall of the shell 1 through bolts, the lower end of the fixing ring 31 is uniformly provided with a baffle groove along the circumferential direction thereof, the partition plate 32 is installed between the baffle groove and the moving groove 1a in a sliding fit manner, the outer side of the partition plate 32 is connected with the outer wall of the shell 1 through the moving cylinder 33, the inner side of the partition plate 32 is tightly attached to the side wall of the rotary disc 34, the rotary disc 34 is installed on the side wall of the working end 212, the side wall of the rotary disc 34 is uniformly provided with an installation groove along the circumferential direction thereof, the lower, the inner side of the grinding roller 35 is closely attached to the cutting edge of the scraper 36, the scraper 36 is arranged in an auxiliary groove 34a formed in the rotary disc 34, the lower end of the auxiliary groove 34a is provided with a waste groove 34b communicated with the auxiliary groove, the lower end opening of the waste groove 34b is communicated with the upper end opening of the discharge port 212a, the inner side of the auxiliary groove 34a is provided with a water through hole 34c communicated with the auxiliary groove, and the inner side opening of the water through hole 34c is butted with the outer side of the water diversion pipe 214;
The lower end of a grinding roller 35 is provided with a rotating gear 37, the rotating gear 37 is positioned in a lifting hole, the lower end of the rotating gear 37 is provided with a pressing block 38, the outer side of the rotating gear 37 is provided with an arc-shaped rack 39, the arc-shaped rack 39 is arranged in an installation port 1b in a sliding fit mode, a pushing cylinder 310 is arranged between the arc-shaped rack 39 and the outer wall of a shell 1, the upper end of the grinding roller 35 is uniformly provided with positioning holes along the circumferential direction thereof, a positioning rod 312 is inserted in the positioning hole positioned at the rightmost side of the grinding roller 35, the positioning rod 312 is arranged at the lower end of a lifting plate 313, the lifting plate 313 is arranged in a lifting groove formed on a turntable 34 in a sliding fit mode, the lower end of the lifting groove is provided with a guide groove communicated with the upper end of the lifting rod 314, the inner wall of the, the water inlet of the water bag 315 is butted with the outer side of the water diversion pipe 214;
the rotary table 34 can rotate back and forth along with the rotary pipe 21 to drive the grinding roller 35 to grind the materials falling into the gap between the fixed ring 31 and the rotary table 34, the partition plate 32 is driven to move inwards by the moving cylinder 33 in the grinding process, the partition plate 32 can play a bearing role on the materials to prevent the materials which are not fully ground from directly falling from the gap, and when the grinding time meets the requirement, the partition plate 32 is driven to move outwards by the moving cylinder 33, and at the moment, the materials can fall into the screening device 4 from the grinding device 3;
After the grinding device 3 works for a long time, a layer of thicker material is adhered to the grinding roller 35, so that the material needs to be cleaned regularly, when cleaning is performed, water flow in the water spraying pipe 213 is injected into the water bag 315, the height of the water bag 315 is increased, upward thrust is generated on the lifting rod 314, the lifting plate 313 drives the positioning rod 312 to move upwards until the positioning rod 312 is completely positioned outside the positioning hole, then the telescopic cylinder 45 drives the sieve plate 41 to move downwards to a proper position, after the rotating gear 37 is exposed out of the turntable 34, the arc-shaped rack 39 can be pushed inwards by the pushing cylinder, so that the arc-shaped rack 39 can be meshed with the rotating gear 37, then the turntable 34 still performs reciprocating rotation along with the rotating pipe 21, the rotating gear 37 and the arc-shaped rack 39 are driven to perform reciprocating rotation around the central axis of the grinding roller 35 in the reciprocating rotation process, and the scraper 36 can scrape the material adhered to the surface of the grinding roller 35, the scraped material slag is discharged along the waste material groove 34b and the discharge hole 212a, and the material slag adhered to the scraper 36 can be cleaned up by clear water sprayed from the water through hole 34c without detaching the grinding roller 35 from the rotary disc 34, so that the time required for cleaning is effectively saved.
The grinding roller 35 comprises a roller body 351 and a grinding sleeve 352, a connecting block is arranged on the outer wall of the roller body 351, a connecting groove is formed in the inner wall of the grinding sleeve 352, and the connecting block is connected with the connecting groove in a sliding fit mode.
The top plate of the turntable 34 is detachably connected to the rest of the turntable 34, and after the top plate of the turntable 34 is removed, the grinding sleeve 352 and the roller body 351 can be separated from each other, so that the damaged grinding sleeve 352 can be replaced.
The screening device 4 comprises a screen plate 41, connecting vertical rods 42, connecting cross rods 43, connecting bolts 44 and telescopic cylinders 45, the screen plate 41 is of a circular ring structure, the thickness of the screen plate 41 is gradually increased from the center to the outer side, so that materials can flow inwards along the upper end face of the screen plate 41 after falling on the screen plate 41, the materials are prevented from being accumulated at one position, the screen plate 41 is installed between the inner wall of the shell 1 and the outer wall of the working end 212 in a sliding fit mode, the connecting vertical rods 42 are evenly installed at the lower end of the screen plate 41 along the circumferential direction of the lower end of the screen plate 41, the lower end of each connecting vertical rod 42 is connected with the corresponding connecting cross rod 43 through the connecting bolts 44, the lower end of each connecting cross rod 43 is connected with the telescopic end of each telescopic cylinder 45, the fixed end of; under the connecting action of the connecting vertical rods 42, the connecting transverse rods 43 and the connecting bolts 44, the screen plate 41 can be driven by the telescopic air cylinders 45 to move up and down, when the screen plate 41 moves up to the highest position, the upper end surface of the screen plate 41 is attached to the lower end surface of the pressing block 38, the rotating gear 37 cannot extend out of the turntable 34, so that materials are adhered to the rotating gear 37 in the grinding process, when the screen plate 41 moves down to a certain degree, the arc-shaped rack 39 can be pushed inwards by the pushing air cylinders, so that the arc-shaped rack 39 can be meshed with the rotating gear 37, when the connecting bolts 44 are disassembled from the connecting vertical rods 42 and the connecting transverse rods 43, the screen plate 41 losing bearing force can slide downwards under the common guiding action of the shell 1 and the working end 212, a worker can take out the screen plate 41 from the bottom end of the shell 1 conveniently to perform maintenance work on the screen plate 41, and when the screen plate 41 needs to be placed in the, the sieve plate 41 is pushed upwards until the upper end surface of the sieve plate is tightly attached to the lower end surface of the pressing block 38, and at the moment, the connecting cross rod 43 is connected with the connecting vertical rod 42 through the connecting bolt 44.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as hereinafter claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (8)

1. The utility model provides a polyurethane water based paint preparation system of processing, includes casing, feed arrangement, grinder and sieving mechanism, its characterized in that: the feeding device, the grinding device and the screening device are sequentially arranged in the shell from top to bottom, a pipe inlet is formed in the middle of the top end of the shell, a pipe outlet is formed in the middle of the bottom end of the shell, discharge ports are symmetrically formed in the left and right sides of the bottom end of the shell, and moving grooves, mounting ports and sliding grooves are uniformly formed in the side wall of the lower end of the shell along the circumferential direction of the side wall; wherein:
the feeding device comprises a rotary pipe, a rotary gear ring, a driving gear, a driving motor, a feeding pipe and a conveying ring, wherein the rotary pipe is arranged between an inlet pipe orifice and an outlet pipe orifice of a shell through a bearing;
The rotary pipe comprises a feeding end, a working end, a spray pipe and a water diversion pipe, wherein the side wall of the upper end of the feeding end is connected with the inner wall of the inlet pipe through a bearing, the bottom end of the feeding end is connected with the top end of the working end, the side wall of the lower end of the working end is connected with the inner wall of the outlet pipe through a bearing, the feeding end is of a hollow cylindrical structure with an opening at the upper end, the side wall of the feeding end is uniformly provided with feeding ports along the circumferential direction, the feeding ports are in one-to-one correspondence with the inlet positions of the feeding pipes, the lower end of the working end is uniformly provided with discharge ports along the circumferential direction, the middle part of the working end is provided with a spray hole, the upper end of the spray hole is uniformly provided with a spray branch hole communicated with the spray pipe along the;
the grinding device comprises a fixed ring, a partition plate, a movable air cylinder, a rotary disc, a grinding roller, a scraper, a rotating gear, a pressing block, an arc-shaped rack, a pushing air cylinder, a positioning rod, a lifting plate, a lifting rod and a water bag, wherein the fixed ring is arranged on the inner wall of a shell through a bolt, the lower end of the fixed ring is uniformly provided with a baffle groove along the circumferential direction, the partition plate is arranged between the baffle groove and the movable groove in a sliding fit manner, the outer side of the partition plate is connected with the outer wall of the shell through the movable air cylinder, the inner side of the partition plate is tightly attached to the side wall of the rotary disc, the rotary disc is arranged on the side wall of a working end, the side wall of the rotary disc is uniformly provided with a mounting groove along the circumferential direction, the lower end of the mounting groove is provided with a lifting hole communicated with the, the lower end of the auxiliary groove is provided with a waste material groove communicated with the auxiliary groove, the opening at the lower end of the waste material groove is communicated with the opening at the upper end of the discharge hole, the inner side of the auxiliary groove is provided with a water through hole communicated with the auxiliary groove, and the opening at the inner side of the water through hole is butted with the outer side of the water diversion pipe;
Rotating gear is installed to grinding roller lower extreme, rotating gear is located the lifting hole, the supporting block is installed to the rotating gear lower extreme, the arc rack has been arranged in the rotating gear outside, the arc rack is installed in the installing port through the sliding fit mode, install the propelling movement cylinder between arc rack and the casing outer wall, the locating hole has evenly been seted up along its circumference direction to grinding roller upper end, the locating lever has been inserted in the locating hole that is located grinding roller rightmost side, the locating lever is installed at the lifter plate lower extreme, the lifter plate is installed at the lifting tank of seting up on the carousel through the sliding fit mode, the lifting tank lower extreme is provided with the guide way rather than being linked together, the guide way inner wall is connected with the lifter lateral wall through the sliding fit mode, the lifter upper end is connected with the lifter plate lower extreme, the lifter lower extreme is connected with.
2. The polyurethane water-based paint preparation and processing system of claim 1, wherein: the screening device comprises a screen plate, a connecting vertical rod, a connecting horizontal rod, a connecting bolt and a telescopic cylinder, wherein the screen plate is of a circular ring type structure, the screen plate is installed between the inner wall of a shell and the outer wall of a working end in a sliding fit mode, the connecting vertical rod is evenly installed at the lower end of the screen plate along the circumferential direction of the screen plate, the lower end of the connecting vertical rod is connected with the connecting horizontal rod through the connecting bolt, the lower end of the connecting horizontal rod is connected with the telescopic end of the telescopic cylinder, the fixed end of the telescopic cylinder is installed on the outer wall of the.
3. The polyurethane water-based paint preparation and processing system of claim 1, wherein: the grinding roller comprises a roller body and a grinding sleeve, a connecting block is arranged on the outer wall of the roller body, a connecting groove is formed in the inner wall of the grinding sleeve, and the connecting block is connected with the connecting groove in a sliding fit mode.
4. The polyurethane water-based paint preparation and processing system of claim 3, wherein: the turntable top plate is detachably connected with the rest part of the turntable.
5. The polyurethane water-based paint preparation and processing system of claim 1, wherein: the feeding pipe comprises an upper mounting ring, a lower mounting ring and a telescopic pipe, the upper mounting ring is mounted on the outer side of a feeding port of the feeding end, the lower mounting ring is connected with the side wall of the conveying ring in a sliding fit mode, the telescopic pipe is mounted between the upper mounting ring and the lower mounting ring, and the telescopic pipe is made of elastic telescopic materials.
6. The polyurethane water-based paint preparation and processing system of claim 1, wherein: the thickness of the sieve plate is gradually increased from the center to the outer side.
7. The polyurethane water-based paint preparation and processing system of claim 1, wherein: the feeding end and the working end of the rotating pipe are connected in a thread matching mode.
8. The polyurethane water-based paint preparation and processing system of claim 7, wherein: the bottom end of the shell is connected with the main body part of the shell through bolts.
CN202010710825.8A 2020-07-22 2020-07-22 Polyurethane water based paint preparation system of processing Active CN111841748B (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113043495A (en) * 2021-03-05 2021-06-29 罗明成 Polytetrafluoroethylene micro-powder auxiliary material-distributing and mixing device in preparation of polyurethane material
CN114130507A (en) * 2021-11-08 2022-03-04 中国科学院西北生态环境资源研究院 Innocent treatment device of rural production life discarded object
CN114632597A (en) * 2022-03-17 2022-06-17 福建省南仹生物科技有限公司 Reducing mechanism is used in pig gall powder processing preparation
CN115318387A (en) * 2022-08-13 2022-11-11 周磊 Preparation system and preparation process of probiotic powder

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CN209049512U (en) * 2018-10-19 2019-07-02 淮海工学院 Grinding device is used in a kind of production of the quartz sand that grinding effect is good
CN110665580A (en) * 2019-11-28 2020-01-10 缙云台杏电子科技有限公司 Abrasive material of different particle sizes forms and divides sieve integration equipment
CN210386163U (en) * 2019-08-05 2020-04-24 漳州市龙文区康保建材有限公司 Automatic feeding device for waterproof slurry processing

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US20170259273A1 (en) * 2014-03-13 2017-09-14 Steven Cottam Grinder Mill Air Filter
KR101837391B1 (en) * 2015-10-22 2018-03-12 오태경 Apparatus for crushing nut
CN209049512U (en) * 2018-10-19 2019-07-02 淮海工学院 Grinding device is used in a kind of production of the quartz sand that grinding effect is good
CN210386163U (en) * 2019-08-05 2020-04-24 漳州市龙文区康保建材有限公司 Automatic feeding device for waterproof slurry processing
CN110665580A (en) * 2019-11-28 2020-01-10 缙云台杏电子科技有限公司 Abrasive material of different particle sizes forms and divides sieve integration equipment

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113043495A (en) * 2021-03-05 2021-06-29 罗明成 Polytetrafluoroethylene micro-powder auxiliary material-distributing and mixing device in preparation of polyurethane material
CN114130507A (en) * 2021-11-08 2022-03-04 中国科学院西北生态环境资源研究院 Innocent treatment device of rural production life discarded object
CN114130507B (en) * 2021-11-08 2022-12-02 中国科学院西北生态环境资源研究院 Innocent treatment device of rural production life discarded object
CN114632597A (en) * 2022-03-17 2022-06-17 福建省南仹生物科技有限公司 Reducing mechanism is used in pig gall powder processing preparation
CN114632597B (en) * 2022-03-17 2023-04-11 福建省南仹生物科技有限公司 Reducing mechanism is used in pig gall powder processing preparation
CN115318387A (en) * 2022-08-13 2022-11-11 周磊 Preparation system and preparation process of probiotic powder

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