CN117244669B - Mineral grinding device and grinding process - Google Patents
Mineral grinding device and grinding process Download PDFInfo
- Publication number
- CN117244669B CN117244669B CN202311546383.8A CN202311546383A CN117244669B CN 117244669 B CN117244669 B CN 117244669B CN 202311546383 A CN202311546383 A CN 202311546383A CN 117244669 B CN117244669 B CN 117244669B
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- minerals
- connecting rod
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- 238000000227 grinding Methods 0.000 title claims abstract description 217
- 229910052500 inorganic mineral Inorganic materials 0.000 title claims abstract description 116
- 239000011707 mineral Substances 0.000 title claims abstract description 116
- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000008569 process Effects 0.000 title claims abstract description 18
- 238000012216 screening Methods 0.000 claims abstract description 41
- 238000005096 rolling process Methods 0.000 claims description 24
- 230000007246 mechanism Effects 0.000 claims description 16
- 230000005540 biological transmission Effects 0.000 claims description 12
- 239000004744 fabric Substances 0.000 claims description 10
- 230000009471 action Effects 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 21
- 238000010298 pulverizing process Methods 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 206010006514 bruxism Diseases 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C1/00—Crushing or disintegrating by reciprocating members
- B02C1/14—Stamping mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary 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
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary 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
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
- B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/42—Driving mechanisms; Roller speed control
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
- B07B1/34—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro perpendicularly or approximately perpendiculary to the plane of the screen
- B07B1/343—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro perpendicularly or approximately perpendiculary to the plane of the screen with mechanical drive elements other than electromagnets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary 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
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating 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
- B02C2023/165—Screen denying egress of oversize material
Abstract
The utility model relates to the technical field of grinding equipment, in particular to a mineral grinding device and a grinding process, which comprises a bottom plate, wherein the middle part of the left side of the upper end face of the bottom plate is fixedly connected with a grinding cylinder, the bottom of the grinding cylinder is provided with a screen, the middle part of the right side of the upper end face of the grinding cylinder is fixedly connected with a supporting rod, the left side of the upper end of the supporting rod is fixedly connected with a grinding cavity, a first grinding component is arranged on the grinding cavity, the middle part of the rear side of the upper end face of the grinding cylinder is fixedly connected with a first limiting rod, the first limiting rod is slidingly connected with a groove rod, and the front end of the groove rod is provided with a second grinding component; can play the screening effect to the mineral of the completion of grinding, more be convenient for carry out classification collection to the mineral of equidimension not, the suitability is strong and convenient.
Description
Technical Field
The utility model relates to the technical field of grinding equipment, in particular to a mineral grinding device and a grinding process.
Background
Often need detect the mineral before the exploitation mineral to the convenience is according to carrying out reasonable exploitation to the result of mineral detection, and often need utilize grinder to grind sample mineral when detecting the mineral, and then conveniently detect sample mineral.
For example, patent document with publication number CN212732414U discloses a mineral sample grinding device, which comprises a base, the base rear end is equipped with the bracing piece, the bracing piece inboard is equipped with electric putter, the bracing piece top is pegged graft and is had the cushion cap, the cushion cap upper surface is equipped with agitator motor, agitator motor's output is equipped with the puddler, the puddler bottom is equipped with the grinding tooth, puddler circular arc side is equipped with the closing cap, the base front end is equipped with the grinding vat and to Ji Fenggai, and this utility model solves current mineral grinding device and is inconvenient to take out the mineral after grinding, and current device of grinding the mineral is inconvenient to operate, influences staff's work efficiency's problem, through improving and optimizing the structure of mineral grinding device for mineral grinding device can grind the mineral fast effectual, however, above-mentioned patent document still has following not enough at practical application in-process: the grinding effect on minerals is poor, and the grinding efficiency is low, because in the patent document, the minerals are ground only through a single grinding tooth, so that the grinding force is poor, the grinding mode is not fine enough, and the grinding effect on the minerals is poor, and the grinding efficiency is low.
Simultaneously, the screen cloth is stopped up by the mineral that grinds the completion easily with collecting the filter screen in the middle of the box, and then influences the whereabouts collection of mineral to grind the piece and roll the chamber and grind when grinding the mineral, roll the through-hole of chamber bottom and also be stopped up by the mineral easily, make preliminary grinding the mineral after grinding be difficult to drop, and then influence the result of use of equipment, only rely on the rotation of first crushing roller to grind the mineral simultaneously, its grinding effect is limited.
Disclosure of Invention
The present utility model is directed to a mineral grinding device and a grinding process, which solve the above problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a mineral grinding device, includes the bottom plate, bottom plate up end left side middle part fixedly connected with grinding vessel and screening case, the grinding vessel bottom is provided with the screen cloth, grinding vessel up end right side middle part fixedly connected with bracing piece, bracing piece upper end left side fixedly connected with rolls the chamber, roll and install first grinding component on the chamber, grinding vessel up end rear side middle part fixedly connected with first gag lever post, first gag lever post sliding connection has the grooved bar, the second grinding component is installed to the grooved bar front end, still be provided with the actuating mechanism who is used for driving first grinding component and second grinding component work on the bottom plate;
a collecting box is arranged in the screening box, and a magnet block is arranged at the bottom end of the collecting box;
the second grinding component comprises a first grinding roller and a reciprocating plate, wherein the first grinding roller is provided with a connecting rod, the connecting rod is magnetic, a channel is arranged in the connecting rod, an air nozzle is arranged at the top end of the connecting rod, an elastic air bag is arranged at the outer side of the first grinding roller at the top end of the connecting rod, a third limiting rod is arranged at the top end of the first grinding roller, a transmission rod is arranged on the reciprocating plate in a rotating mode, a limiting groove is formed in the lower end of the transmission rod, a second spring is arranged between the third limiting rod and the bottom end of the limiting groove, a one-way valve is arranged at the air inlet and the air outlet of the elastic air bag, and the air outlet of the elastic air bag is communicated with the channel on the connecting rod.
According to the utility model, by arranging the devices such as the magnet block, the connecting rod, the air jet, the elastic air bag and the like, the screen mesh and the filter mesh in the collecting box can be cleaned in an auxiliary manner when the equipment is used, and the connecting rod drives the first crushing roller, the second crushing roller and the third crushing roller to lift in the lifting process, so that minerals on the inner wall of the grinding cylinder and in the grinding cylinder are stirred, the grinding effect of the minerals in the grinding cylinder is better, and meanwhile, through holes at the lower end of the grinding cavity can be cleaned by air flow sprayed out through the air jet, so that the use effect and the use convenience of the equipment are improved.
Preferably, the first grinding assembly comprises a second limiting rod, the lower end face of the second limiting rod is arranged at the top end of the rolling cavity, the second limiting rod is connected with a fixing rod in a sliding mode, and the lower end face of the fixing rod is fixedly connected with a rolling block.
Preferably, the back end surface of the reciprocating plate is fixedly connected with the groove rod, the upper end of the reciprocating plate is rotationally connected with a third gear and a first bevel gear through a pin shaft, a second bevel gear is arranged at the upper end of the transmission rod and is meshed with the first bevel gear, a rack is fixedly connected with the middle part of the upper side of the left side of the grinding cylinder, and the rack is meshed with the third gear.
Preferably, the left and right sides of the lower end surface of the connecting rod are respectively provided with a second crushing roller and a third crushing roller in a rotating mode, the upper end of the second crushing roller is sleeved with a second gear and is fixedly connected with a first gear, the second gear is meshed with the first gear, the upper side of the inner cavity wall of the grinding cylinder is fixedly connected with a gear ring, and the gear ring is meshed with the first gear.
Preferably, the driving mechanism comprises a motor, the lower end surface of the motor is arranged at the top end of the bottom plate, a worm is arranged at the output end of the motor, and a third bevel gear is sleeved at the upper end of the worm and fixedly connected with the worm.
Preferably, the upper side of the worm is rotatably connected with the grinding cylinder, a fourth bevel gear, a crank and a second connecting rod are rotatably arranged in the middle of the upper end of the rear side of the grinding cylinder through a rotating shaft, and the fourth bevel gear is meshed with the third bevel gear.
Preferably, the lower side of the front end surface of the crank is embedded in the groove rod through a pin shaft and is connected with the groove rod in a sliding mode, the lower end of the second connecting rod is rotationally connected with a first connecting rod through a pin shaft, and the upper end of the first connecting rod is rotationally connected with a fixing rod through a pin shaft.
Preferably, the screening box middle part is pegged graft and is had the collection box, it is provided with the filter screen to collect box middle part, both ends all sliding connection have the traveller about the screening box rear side, the right side the traveller upper end cover is equipped with the spring.
Preferably, the upper end of the spring is fixedly connected with the sliding column, the lower end of the spring is fixedly connected with the screening box, the middle part of the rear side of the upper end of the bottom plate is rotationally connected with an eccentric block and a worm wheel through a pin shaft, and the worm wheel is meshed with the worm.
A mineral grinding process for grinding minerals using a mineral grinding apparatus, comprising the steps of:
s1, firstly adding minerals into a rolling cavity, then starting a driving mechanism, and enabling a fixed rod to form reciprocating sliding on a second limiting rod under the action of the driving mechanism, so that a rolling block can reciprocate up and down to squeeze the minerals, and preliminary grinding is realized;
s2, enabling the primarily ground minerals to fall into a grinding cylinder through a through hole at the bottom of a grinding cavity, enabling a reciprocating plate to reciprocate up and down under the assistance of a driving mechanism, enabling a first grinding roller to rotate when the reciprocating plate reciprocates up and down, enabling a connecting rod to continuously rotate, enabling a second grinding roller and a third grinding roller to rotate in different directions, and revolving, and carrying out secondary grinding on the minerals under the cooperation of the first grinding roller, the second grinding roller and the third grinding roller until the minerals completely pass through a screen, so that grinding work can be completed;
s3, when minerals fall into the collecting box through the screen mesh, under the action of the driving mechanism, the screening box is enabled to vibrate, the minerals are screened, the massive minerals are enabled to stay on the collecting box, and smaller minerals fall into the bottom through the screen mesh of the collecting box, so that screening can be completed.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, minerals are firstly added into the rolling cavity, then the rolling block is made to reciprocate up and down, the minerals are extruded, preliminary grinding is realized, the minerals after preliminary grinding fall into the grinding cylinder through the through holes at the bottom of the rolling cavity, then the reciprocating plate is made to reciprocate up and down, when the reciprocating plate reciprocates up and down, the first bevel gear is made to drive the second bevel gear to rotate, the first grinding roller can be made to rotate, meanwhile, the connecting rod continuously rotates, the second grinding roller and the third grinding roller are made to rotate in different directions, and revolution is realized, and secondary grinding can be carried out on the minerals under the cooperation of the first grinding roller, the second grinding roller and the third grinding roller until the minerals completely pass through the screen, so that the grinding work can be completed, the efficient and uniform multistage grinding effect can be achieved on the minerals, and the grinding efficiency is greatly improved.
2. According to the utility model, when minerals fall into the collecting box through the screen mesh, and under the continuous rotation of the worm, the worm wheel and the eccentric block are enabled to rotate simultaneously, the eccentric block continuously extrudes the screening box, so that the screening box slides on the sliding column and is restored under the action of the spring, the screening box can vibrate to screen the minerals, the large minerals stay on the collecting box, the smaller minerals fall into the bottom through the screen mesh of the collecting box, and the screening can be completed, so that the ground minerals can be screened, and the minerals with different sizes can be collected in a classified mode more conveniently, and the applicability is strong and convenient.
3. According to the utility model, by arranging the devices such as the magnet block, the connecting rod, the air jet, the elastic air bag and the like, the screen mesh and the filter mesh in the collecting box can be cleaned in an auxiliary manner when the equipment is used, and the connecting rod drives the first crushing roller, the second crushing roller and the third crushing roller to lift in the lifting process, so that minerals on the inner wall of the grinding cylinder and in the grinding cylinder are stirred, the grinding effect of the minerals in the grinding cylinder is better, and meanwhile, through holes at the lower end of the grinding cavity can be cleaned by air flow sprayed out through the air jet, so that the use effect and the use convenience of the equipment are improved.
Drawings
FIG. 1 is a schematic view of a semi-sectional perspective structure of a grinding cylinder and a grinding chamber of the utility model;
FIG. 2 is an enlarged schematic view of the area A in FIG. 1 according to the present utility model;
FIG. 3 is an enlarged view of the area B of FIG. 1 according to the present utility model;
FIG. 4 is a rear elevational schematic view of the present utility model;
FIG. 5 is an enlarged view of the area C of FIG. 4 according to the present utility model;
FIG. 6 is an enlarged schematic view of the structure of the area D in FIG. 4 according to the present utility model;
FIG. 7 is a schematic view of a partial perspective view of the bottom of the rolling chamber of the present utility model;
FIG. 8 is a schematic view of a partial perspective view of the rack of the present utility model;
fig. 9 is a schematic structural view of the elastic balloon of the present utility model.
In the figure: 1. a grinding cylinder; 2. a first pulverizing roller; 3. a screen; 4. a screening box; 5. a collection box; 6. a second pulverizing roller; 7. a third pulverizing roller; 8. a support rod; 9. grinding into blocks; 10. rolling the cavity; 11. a first link; 12. a gear ring; 13. a first gear; 14. a second gear; 15. a connecting rod; 16. a third gear; 17. a shuttle plate; 18. a first bevel gear; 19. a second bevel gear; 20. a grooved bar; 21. a first stop lever; 22. a crank; 23. a rotating shaft; 24. a second link; 25. a third bevel gear; 26. a worm; 27. a motor; 28. a worm wheel; 29. an eccentric block; 30. a spool; 31. a spring; 32. a second limit rod; 33. a fixed rod; 34. a bottom plate; 35. a rack; 36. a fourth bevel gear; 37. an air jet; 38. an elastic air bag; 39. a third limit rod; 40. a transmission rod; 41. a limit groove; 42. and a second spring.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.
Example 1
Referring to fig. 1 to 8, the present utility model provides a technical solution:
the utility model provides a mineral grinding device and grinding technology, including bottom plate 34, bottom plate 34 up end left side middle part fixedly connected with grinding vessel 1, grinding vessel 1 bottom is provided with screen cloth 3, grinding vessel 1 up end right side middle part fixedly connected with bracing piece 8, bracing piece 8 upper end left side fixedly connected with rolls chamber 10, rolls and installs first grinding component on the chamber 10, grinding vessel 1 up end rear side middle part fixedly connected with first gag lever post 21, first gag lever post 21 sliding connection has grooved bar 20, second grinding component is installed to grooved bar 20 front end.
In the embodiment, the first grinding assembly comprises a second limiting rod 32, the lower end surface of the second limiting rod 32 is fixedly connected with the grinding cavity 10, the second limiting rod 32 is slidably connected with a fixing rod 33, the lower end surface of the fixing rod 33 is fixedly connected with a grinding block 9, the second grinding assembly comprises a reciprocating plate 17, the rear end surface of the reciprocating plate 17 is fixedly connected with a groove rod 20, the upper end of the reciprocating plate 17 is rotatably connected with a third gear 16 and a first bevel gear 18 through a pin shaft, the right end of the reciprocating plate 17 is rotatably connected with a first grinding roller 2, the upper end of the first grinding roller 2 is sleeved with and fixedly connected with a second bevel gear 19, the second bevel gear 19 is meshed with the first bevel gear 18, the middle part of the upper side of the left side of the grinding cylinder 1 is fixedly connected with a rack 35, the rack 35 is meshed with the third gear 16, the upper end of the first grinding roller 2 is sleeved with and fixedly connected with a connecting rod 15, the left side and the right side of the lower end surface of the connecting rod 15 are respectively and rotatably connected with a second crushing roller 6 and a third crushing roller 7, the upper end of the second crushing roller 6 is sleeved and fixedly connected with a second gear 14, the upper end of the third crushing roller 7 is sleeved and fixedly connected with a first gear 13, the second gear 14 is meshed with the first gear 13, the upper side of the inner cavity wall of the grinding cylinder 1 is fixedly connected with a gear ring 12, the gear ring 12 is meshed with the first gear 13, the bottom plate 34 is also provided with a driving mechanism for driving the first grinding component and the second grinding component to work, the driving mechanism comprises a motor 27, the lower end surface of the motor 27 is fixedly connected with the bottom plate 34, the output end of the motor 27 is fixedly connected with a worm 26, the upper end of the worm 26 is sleeved and fixedly connected with a third bevel gear 25, the upper side of the worm 26 is rotatably connected with the grinding cylinder 1, the middle part of the upper end of the rear side of the grinding cylinder 1 is rotatably connected with a fourth bevel gear 36, a crank 22 and a second connecting rod 24 through a rotating shaft 23, the fourth bevel gear 36 is meshed with the third bevel gear 25, the lower side of the front end surface of the crank 22 is embedded in the groove rod 20 through a pin shaft and is connected with the groove rod in a sliding way, the lower end of the second connecting rod 24 is rotationally connected with the first connecting rod 11 through a pin shaft, the upper end of the first connecting rod 11 is rotationally connected with the fixed rod 33 through a pin shaft, minerals are firstly added into the grinding cavity 10, then the motor 27 is started, the motor 27 drives the worm 26 to rotate, the worm 26 drives the rotating shaft 23 to rotate through the third bevel gear 25, the rotating shaft 23 drives the second connecting rod 24 to rotate, the fixed rod 33 forms reciprocating sliding on the second limiting rod 32 under the cooperation of the first connecting rod 11, the grinding block 9 can reciprocate up and down to squeeze the minerals, the minerals after preliminary grinding falls into the grinding cylinder 1 through a through hole at the bottom of the grinding cavity 10, then under the cooperation of the crank 22 and the pin shaft, the groove rod 20 is made to slide reciprocally on the first limiting rod 21, the reciprocating plate 17 is made to reciprocate up and down, when the reciprocating plate 17 reciprocates up and down, under the cooperation of the third gear 16 and the rack 35, the first bevel gear 18 is made to drive the second bevel gear 19 to rotate, so that the first crushing roller 2 can rotate, meanwhile, the connecting rod 15 continuously rotates, the first gear 13 is made to rotate under the action of the gear ring 12, the first gear 13 drives the second gear 14 to rotate, so that the second crushing roller 6 and the third crushing roller 7 can form different directions of rotation, and revolution is made, so that secondary grinding can be carried out on minerals under the cooperation of the first crushing roller 2, the second crushing roller 6 and the third crushing roller 7 until the minerals completely pass through the screen 3, so that the grinding work can be completed, and the efficient and uniform multi-stage grinding effect can be played on the minerals, thereby greatly improving the grinding efficiency.
In this embodiment, the bottom plate 34 upper end still is provided with the screening mechanism to the mineral, screening mechanism includes screening case 4, screening case 4 middle part grafting has collecting box 5, collecting box 5 middle part is provided with the filter screen, both ends all sliding connection have slide post 30 about screening case 4 rear side, right side slide post 30 upper end cover is equipped with spring 31, spring 31 upper end and slide post 30 are fixed link to each other, spring 31 lower extreme and screening case 4 are fixed link to each other, bottom plate 34 upper end rear side middle part is connected with eccentric block 29 and worm wheel 28 through the round pin axle rotation, worm wheel 28 and worm 26 intermesh, through falling into collecting box 5 inside when the mineral through screen cloth 3, and under the rotation that worm 26 lasts, make worm wheel 28 and eccentric block 29 rotate simultaneously, eccentric block 29 constantly extrudees screening case 4, make screening case 4 slide on slide post 30, and recover under the effect of spring 31, can make screening case 4 produce the vibration, screen the mineral of big mineral of piece stays on collecting box 5, less mineral then falls into the bottom through collecting box 5, thereby can accomplish the screening, thereby can be more convenient to the big and easy to collect the screen of the completion, and the classification is more convenient.
Example two
According to the mineral grinding device in the first embodiment, although the device can finish screening of minerals and screen the ground minerals, in the process of using the device, the screen mesh 3 and the screen mesh in the middle of the collecting box 5 are easy to be blocked by the ground minerals, so that the falling collection of the minerals is affected, and the through holes in the bottom end of the grinding cavity 10 are also easy to be blocked by the minerals when the grinding cavity 10 and the grinding cavity 9 grind the minerals, so that the primarily grinded minerals are difficult to fall, so that the using effect of equipment is affected, and meanwhile, the minerals are only grinded by the rotation of the first grinding roller 2, so that the grinding effect is limited, the following technical scheme is proposed:
as shown in fig. 1 to 9, the bottom end of the collecting box 5 is provided with a magnet block, the connecting rod 15 is provided with magnetism, a channel is arranged in the connecting rod 15, the top end of the connecting rod 15 is provided with an air jet 37, the top end of the connecting rod 15 is provided with an elastic air bag 38 outside the first crushing roller 2, the top end of the first crushing roller 2 is provided with a third limiting rod 39, a transmission rod 40 is rotatably arranged on the reciprocating plate 17, the lower end of the transmission rod 40 is provided with a limiting groove 41, a second spring 42 is arranged between the third limiting rod 39 and the bottom end of the limiting groove 41, an air inlet and an air outlet of the elastic air bag 38 are both provided with one-way valves, an air outlet of the elastic air bag 38 is communicated with the channel on the connecting rod 15, the upper end of the transmission rod 40 is provided with a second bevel gear 19, the magnet block has magnetic attraction to the connecting rod 15, after the elastic air bag 38 is extruded, gas in the elastic air bag 38 enters the channel in the connecting rod 15, the gas in the channel is sprayed out through the plurality of air jet 37, and the gas sprayed out of the air jet 37 acts on a through hole in the lower end of the cavity 10 to perform auxiliary blocking.
In the using process of the utility model, minerals are added into the rolling cavity 10, the motor 27 is started, the output end of the motor 27 drives the worm 26 to rotate, the rotation of the worm 26 and the worm wheel 28 are matched to drive the eccentric block 29 to rotate, the eccentric block 29 continuously extrudes the screening box 4 to enable the screening box 4 to slide up and down on the sliding column 30 and recover under the action of the spring 31, and the screening box 4 can vibrate to screen the minerals.
The rotation of worm 26 drives the rotation of third bevel gear 25, and the rotation of third bevel gear 25 drives the rotation of fourth bevel gear 36 through the meshing transmission, the rotation of fourth bevel gear 36 drives the rotation of pivot 23, the cooperation of pivot 23 through crank 22, recess pole 20 and first gag lever post 21 drives the reciprocal lift of reciprocating plate 17, reciprocating lift of reciprocating plate 17 makes third gear 16 and rack 35 mutually support, the cooperation of third gear 16 and rack 35 makes third gear 16 rotate, the rotation of third gear 16 drives the rotation of first bevel gear 18 through the round pin axle, the rotation of first bevel gear 18 drives the rotation of second bevel gear 19 through the meshing transmission, the rotation of second bevel gear 19 drives the rotation of first crushing roller 2 through the cooperation of transfer line 40, spacing groove 41 and third gag lever post 39, the rotation of first crushing roller 2 drives the rotation of connecting rod 15, the in-process that connecting rod 15 rotates, the reciprocal lift of reciprocating plate 17 makes first gear 13 rotate, the rotation of first gear 13 drives the rotation of third crushing roller 7, the rotation of first gear 13 drives the rotation of second crushing roller 14 through the cooperation of second gear 14, the grinding roller 6, the grinding effect is better than the grinding roller 6 is rotated in the grinding roller 6, the grinding effect is used to the grinding roller is driven by the rotation of second grinding roller 6, and the grinding roller is more convenient.
The rotation of the rotating shaft 23 drives the reciprocating lifting of the fixed rod 33 through the assistance of the second connecting rod 24, the first connecting rod 11 and the second limiting rod 32, the reciprocating lifting of the fixed rod 33 drives the reciprocating lifting of the rolling block 9, and the reciprocating lifting of the rolling block 9 is matched with the rolling cavity 10 to perform preliminary rolling grinding on minerals.
In the process that the screening box 4 goes up and down reciprocally, the magnet piece of collecting box 5 bottom also can reciprocate, the in-process that the magnet piece goes up and down reciprocally can be close to and keep away from connecting rod 15, therefore, when the magnet piece is being close to connecting rod 15, the magnet piece is to the reinforcing of the magnetic attraction of connecting rod 15, make connecting rod 15 overcome second spring 42 and move down, along with the decline of connecting rod 15, first crushing roller 2, second crushing roller 6 and third crushing roller 7 descend and beat screen cloth 3, can form vibrations when screen cloth 3 receives the beat, therefore the mineral that blocks up on the screen cloth 3 can be assisted by vibrations to the in-process that screening box 4 goes up and down also can contact with grinding vessel 1 bottom, screening box 4 also can form vibrations with the contact striking of grinding vessel 1, assist the filter screen in the middle of screen cloth 3 and collecting box 5 under the assistance of vibrations and clear stifled, make the unloading of mineral more smooth, simultaneously, first crushing roller 2, second crushing roller 6 and third crushing roller 7 in-up and-down process can make the mineral in grinding vessel 1 carry out supplementary stirring, make grinding vessel 1 in the grinding effect better.
In the process of lifting the connecting rod 15, the connecting rod 15 is matched with the reciprocating plate 17 to extrude the elastic air bag 38, after the elastic air bag 38 is extruded, gas in the elastic air bag 38 enters a channel of the connecting rod 15, then the gas is sprayed out from the gas spraying port 37 on the connecting rod 15, the gas sprayed out from the gas spraying port 37 acts upwards on a through hole at the lower end of the rolling cavity 10, so that the through hole at the lower end of the rolling cavity 10 is assisted to clear and block, and because the connecting rod 15 rotates, the gas flow sprayed out from the gas spraying port 37 also rotates to assist to clear and block all the through holes at the lower end of the rolling cavity 10, so that the blanking of the rolling cavity 10 is smoother, and the using effect and the using convenience of equipment are improved.
The third crushing roller 7 is in the process of reciprocating lifting, and as the third crushing roller 7 is close to the inner wall of the grinding cylinder 1, the third crushing roller 7 can also assist in cleaning minerals adhered to the inner wall of the grinding cylinder 1 in the lifting process, so that grinding dead angles in the grinding cylinder 1 are reduced, the grinding effect of the minerals in the grinding cylinder 1 is better, and the use effect and the use convenience of equipment are improved.
According to the utility model, by arranging the devices such as the magnet block, the connecting rod 15, the air jet 37 and the elastic air bag 38, the device can carry out auxiliary cleaning on the screen 3 and the screen in the collecting box 5 when in use, and the connecting rod 15 drives the first crushing roller 2, the second crushing roller 6 and the third crushing roller 7 to lift in the lifting process, so that minerals in the inner wall of the grinding cylinder 1 and the grinding cylinder 1 are stirred, the grinding effect of the minerals in the grinding cylinder 1 is better, and meanwhile, through holes at the lower end of the grinding cavity 10 can be cleaned by air flow sprayed out through the air jet 37, so that the use effect and the use convenience of the device are improved.
Example III
A mineral grinding process, which utilizes a mineral grinding device to grind minerals, comprising the following steps:
s1, firstly adding minerals into a rolling cavity 10, then starting a motor 27, driving a worm 26 to rotate by the motor 27, driving a rotating shaft 23 to rotate by the worm 26 through a third bevel gear 25, driving a second connecting rod 24 to rotate by the rotating shaft 23, and enabling a fixed rod 33 to form reciprocating sliding on a second limiting rod 32 under the cooperation of a first connecting rod 11, so that a rolling block 9 can reciprocate up and down to squeeze the minerals, and preliminary grinding is realized.
S2, the primarily ground mineral falls into the grinding cylinder 1 through a through hole at the bottom of the grinding cavity 10, then the groove rod 20 slides back and forth on the first limiting rod 21 under the cooperation of the crank 22 and the pin shaft, the reciprocating plate 17 moves back and forth, when the reciprocating plate 17 moves back and forth, the first bevel gear 18 drives the second bevel gear 19 to rotate under the cooperation of the third gear 16 and the rack 35, the first grinding roller 2 can rotate, meanwhile, the connecting rod 15 continuously rotates, the first gear 13 rotates under the action of the gear ring 12, the first gear 13 drives the second gear 14 to rotate, the second grinding roller 6 and the third grinding roller 7 can rotate in different directions, and revolution can be carried out under the cooperation of the first grinding roller 2, the second grinding roller 6 and the third grinding roller 7, so that secondary grinding is carried out on the mineral until the mineral completely passes through the screen 3, and grinding work can be completed.
S3, when minerals fall into the collecting box 5 through the screen 3, and under the continuous rotation of the worm 26, the worm wheel 28 and the eccentric block 29 are enabled to rotate simultaneously, the eccentric block 29 continuously extrudes the screening box 4, the screening box 4 slides on the sliding column 30 and is restored under the action of the spring 31, the screening box 4 can vibrate, the minerals are screened, the massive minerals stay on the collecting box 5, and the smaller minerals fall into the bottom through the screen of the collecting box 5, so that screening can be completed.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A mineral grinding apparatus comprising a floor (34), characterized in that: the grinding machine comprises a base plate (34), wherein a grinding cylinder (1) and a screening box (4) are fixedly connected to the middle part of the left side of the upper end face of the base plate (34), a screen (3) is arranged at the bottom of the grinding cylinder (1), a supporting rod (8) is fixedly connected to the middle part of the right side of the upper end face of the grinding cylinder (1), a grinding cavity (10) is fixedly connected to the left side of the upper end of the supporting rod (8), a first grinding component is mounted on the grinding cavity (10), a first limiting rod (21) is fixedly connected to the middle part of the rear side of the upper end face of the grinding cylinder (1), a groove rod (20) is slidably connected to the first limiting rod (21), a second grinding component is mounted at the front end of the groove rod (20), and a driving mechanism for driving the first grinding component and the second grinding component to work is further arranged on the base plate (34);
a collecting box (5) is arranged in the screening box (4), and a magnet block is arranged at the bottom end of the collecting box (5);
the second grinding assembly comprises a first grinding roller (2) and a reciprocating plate (17), a connecting rod (15) is arranged on the first grinding roller (2), the connecting rod (15) is magnetic, a channel is arranged in the connecting rod (15), an air jet (37) is arranged at the top end of the connecting rod (15), an elastic air bag (38) is arranged at the outer side of the first grinding roller (2) at the top end of the connecting rod (15), a third limiting rod (39) is arranged at the top end of the first grinding roller (2), a transmission rod (40) is rotatably arranged on the reciprocating plate (17), a limiting groove (41) is formed in the lower end of the transmission rod (40), a second spring (42) is arranged between the third limiting rod (39) and the bottom end of the limiting groove (41), a one-way valve is arranged at both an air inlet and an air outlet of the elastic air bag (38), and the channel on the connecting rod (15) is communicated with the air outlet of the elastic air bag (38).
The rear end face of the reciprocating plate (17) is fixedly connected with a groove rod (20), a third gear (16) and a first bevel gear (18) are rotatably connected to the upper end of the reciprocating plate (17) through a pin shaft, a second bevel gear (19) is arranged at the upper end of the transmission rod (40), the second bevel gear (19) is meshed with the first bevel gear (18), a rack (35) is fixedly connected to the middle part of the upper left side of the grinding cylinder (1), and the rack (35) is meshed with the third gear (16);
the driving mechanism comprises a motor (27), the lower end surface of the motor (27) is arranged at the top end of the bottom plate (34), the output end of the motor (27) is provided with a worm (26), and the upper end of the worm (26) is sleeved with and fixedly connected with a third bevel gear (25);
the upper side of the worm (26) is rotatably connected with the grinding cylinder (1), a fourth bevel gear (36), a crank (22) and a second connecting rod (24) are rotatably arranged in the middle of the upper end of the rear side of the grinding cylinder (1) through a rotating shaft (23), and the fourth bevel gear (36) is meshed with the third bevel gear (25);
the lower side of the front end surface of the crank (22) is embedded in the groove rod (20) through a pin shaft and is connected with the groove rod in a sliding manner, the lower end of the second connecting rod (24) is rotationally connected with the first connecting rod (11) through a pin shaft, and the upper end of the first connecting rod (11) is rotationally connected with the fixing rod (33) through a pin shaft;
the middle part of the screening box (4) is inserted with a collecting box (5), the middle part of the collecting box (5) is provided with a filter screen, the left end and the right end of the rear side of the screening box (4) are both connected with sliding columns (30) in a sliding manner, and the upper end of each sliding column (30) on the right side is sleeved with a first spring (31);
the upper end of the first spring (31) is fixedly connected with the sliding column (30), the lower end of the first spring (31) is fixedly connected with the screening box (4), the middle part of the rear side of the upper end of the bottom plate (34) is rotationally connected with the eccentric block (29) and the worm wheel (28) through the pin shaft, and the worm wheel (28) is meshed with the worm (26).
2. A mineral grinding apparatus as claimed in claim 1, wherein: the first grinding assembly comprises a second limiting rod (32), the lower end face of the second limiting rod (32) is arranged at the top end of the rolling cavity (10), the second limiting rod (32) is connected with a fixing rod (33) in a sliding mode, and the lower end face of the fixing rod (33) is fixedly connected with a rolling block (9).
3. A mineral grinding apparatus as claimed in claim 2, wherein: the grinding device is characterized in that a second grinding roller (6) and a third grinding roller (7) are respectively arranged on the left side and the right side of the lower end face of the connecting rod (15) in a rotating mode, a second gear (14) is sleeved at the upper end of the second grinding roller (6) and fixedly connected with the second grinding roller, a first gear (13) is sleeved at the upper end of the third grinding roller (7) and fixedly connected with the third grinding roller, the second gear (14) is meshed with the first gear (13), a gear ring (12) is fixedly connected to the upper side of the inner cavity wall of the grinding cylinder (1), and the gear ring (12) is meshed with the first gear (13).
4. A mineral grinding process for grinding minerals using a mineral grinding apparatus as defined in claim 3, comprising the steps of:
s1, firstly adding minerals into a rolling cavity (10), then starting a driving mechanism, and under the action of the driving mechanism, enabling a fixed rod (33) to form reciprocating sliding on a second limiting rod (32), so that a rolling block (9) can reciprocate up and down to squeeze the minerals, and preliminary grinding is realized;
s2, enabling the primarily ground minerals to fall into a grinding cylinder (1) through a through hole at the bottom of a grinding cavity (10), enabling a reciprocating plate (17) to reciprocate up and down under the assistance of a driving mechanism, enabling a first grinding roller (2) to rotate when the reciprocating plate (17) reciprocates up and down, enabling a connecting rod (15) to continuously rotate, enabling a second grinding roller (6) and a third grinding roller (7) to rotate in different directions, and revolving, and performing secondary grinding on the minerals under the cooperation of the first grinding roller (2), the second grinding roller (6) and the third grinding roller (7) until the minerals completely pass through a screen (3), so that grinding work can be completed;
s3, when minerals fall into the collecting box (5) through the screen cloth (3), and under the action of the driving mechanism, the screening box (4) vibrates to screen the minerals, so that massive minerals stay on the collecting box (5), and smaller minerals fall into the bottom through the screen cloth of the collecting box (5), and screening can be completed.
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Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1479863A (en) * | 2000-12-13 | 2004-03-03 | ղ�����ơ��������� | Device for disntegrating biological samples |
| JP2008126213A (en) * | 2006-11-24 | 2008-06-05 | Ricoh Co Ltd | Pulverizing apparatus, method for pulverizing, method for manufacturing toner using the same, and toner obtained by the method |
| CN109012446A (en) * | 2018-08-07 | 2018-12-18 | 杨大鹏 | A kind of building decoration water paint Preparation equipment |
| CN109277170A (en) * | 2018-09-05 | 2019-01-29 | 王康 | A kind of rare earth ore process of refinement equipment and its control system |
| CN110270427A (en) * | 2019-07-02 | 2019-09-24 | 宁波械色自动化技术有限公司 | A kind of agricultural land soil sample grinding dispensing apparatus |
| CN111041252A (en) * | 2019-12-09 | 2020-04-21 | 湖南化工职业技术学院 | Smelting furnace for repeated fine grinding of multi-metal ores |
| JP6712689B1 (en) * | 2019-04-25 | 2020-06-24 | 温州蘭犹网絡科技有限公司 | Piercing device |
| CN111330669A (en) * | 2020-03-31 | 2020-06-26 | 金华愉悦机械科技有限公司 | Novel coal of environmental protection is broken device |
| CN112474311A (en) * | 2019-12-04 | 2021-03-12 | 梁山军 | Automatic sand screening device for building material synthesis production and sand screening method thereof |
| CN215140851U (en) * | 2021-01-27 | 2021-12-14 | 孟定海关综合技术中心 | Nut grinding device for nut food detection |
| CN115739271A (en) * | 2022-11-02 | 2023-03-07 | 西安铁一院工程试验检测有限公司 | A grinder for thermoelectric cement-based material of graphite alkene |
| CN116532215A (en) * | 2023-04-27 | 2023-08-04 | 湖波集团安阳市新天河水泥有限责任公司 | Crushing assembly for producing cement by utilizing industrial waste residues |
| CN116808909A (en) * | 2022-11-25 | 2023-09-29 | 田鹏 | Putty powder recycling method |
| CN116851122A (en) * | 2023-09-04 | 2023-10-10 | 地康食安(北京)农业科技有限公司 | Grinding device and grinding method for mineral source humus superfine powder |
-
2023
- 2023-11-20 CN CN202311546383.8A patent/CN117244669B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1479863A (en) * | 2000-12-13 | 2004-03-03 | ղ�����ơ��������� | Device for disntegrating biological samples |
| JP2008126213A (en) * | 2006-11-24 | 2008-06-05 | Ricoh Co Ltd | Pulverizing apparatus, method for pulverizing, method for manufacturing toner using the same, and toner obtained by the method |
| CN109012446A (en) * | 2018-08-07 | 2018-12-18 | 杨大鹏 | A kind of building decoration water paint Preparation equipment |
| CN109277170A (en) * | 2018-09-05 | 2019-01-29 | 王康 | A kind of rare earth ore process of refinement equipment and its control system |
| JP6712689B1 (en) * | 2019-04-25 | 2020-06-24 | 温州蘭犹网絡科技有限公司 | Piercing device |
| JP2021007934A (en) * | 2019-07-02 | 2021-01-28 | 張偉萍 | Polishing and separation equipment for agricultural land soil sample |
| CN110270427A (en) * | 2019-07-02 | 2019-09-24 | 宁波械色自动化技术有限公司 | A kind of agricultural land soil sample grinding dispensing apparatus |
| CN112474311A (en) * | 2019-12-04 | 2021-03-12 | 梁山军 | Automatic sand screening device for building material synthesis production and sand screening method thereof |
| CN111041252A (en) * | 2019-12-09 | 2020-04-21 | 湖南化工职业技术学院 | Smelting furnace for repeated fine grinding of multi-metal ores |
| CN111330669A (en) * | 2020-03-31 | 2020-06-26 | 金华愉悦机械科技有限公司 | Novel coal of environmental protection is broken device |
| JP2021159907A (en) * | 2020-03-31 | 2021-10-11 | 金華愉悦机械科技有限公司 | New-type eco-friendly coal crushing apparatus |
| CN215140851U (en) * | 2021-01-27 | 2021-12-14 | 孟定海关综合技术中心 | Nut grinding device for nut food detection |
| CN115739271A (en) * | 2022-11-02 | 2023-03-07 | 西安铁一院工程试验检测有限公司 | A grinder for thermoelectric cement-based material of graphite alkene |
| CN116808909A (en) * | 2022-11-25 | 2023-09-29 | 田鹏 | Putty powder recycling method |
| CN116532215A (en) * | 2023-04-27 | 2023-08-04 | 湖波集团安阳市新天河水泥有限责任公司 | Crushing assembly for producing cement by utilizing industrial waste residues |
| CN116851122A (en) * | 2023-09-04 | 2023-10-10 | 地康食安(北京)农业科技有限公司 | Grinding device and grinding method for mineral source humus superfine powder |
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