CN112427098A - Ball mill screening plant - Google Patents
Ball mill screening plant Download PDFInfo
- Publication number
- CN112427098A CN112427098A CN202011179759.2A CN202011179759A CN112427098A CN 112427098 A CN112427098 A CN 112427098A CN 202011179759 A CN202011179759 A CN 202011179759A CN 112427098 A CN112427098 A CN 112427098A
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- Prior art keywords
- screening
- fixed
- moving plate
- ball mill
- assembly
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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
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/183—Feeding or discharging devices
- B02C17/1835—Discharging devices combined with sorting or separating of material
- B02C17/185—Discharging devices combined with sorting or separating of material with more than one separator
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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
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/183—Feeding or discharging devices
- B02C17/1835—Discharging devices combined with sorting or separating of material
- B02C17/1855—Discharging devices combined with sorting or separating of material with separator defining termination of crushing zone, e.g. screen denying egress of oversize material
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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
- B07B1/36—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro in more than one direction
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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
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
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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
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses a screening device of a ball mill, and relates to the technical field of ball mills; the ball mill screening device comprises a ball mill body, wherein a feed opening is formed in the ball mill body, the feed opening is movably connected with a feed pipe in a screening box, a first movable plate and a second movable plate are movably arranged in the screening box through an oscillating assembly, the first movable plate and the second movable plate divide the internal space of the screening box into a first coarse screening chamber, a second coarse screening chamber and a fine screening chamber, coarse screening assemblies are arranged in the first coarse screening chamber and the second coarse screening chamber, and a fine screening assembly is arranged in the fine screening chamber; and a reciprocating driving assembly is arranged below the screening box. The coarse screen assembly and the fine screen assembly are arranged in the screening box, so that a better screening effect can be achieved, the first moving plate and the second moving plate can reciprocate in the vertical direction, and the screening effect of the coarse screen is improved; the mixing assembly arranged in the first moving plate and the second moving plate improves the screening efficiency and prevents the materials from blocking the dust collection assembly.
Description
Technical Field
The invention relates to the technical field of ball mills, in particular to a screening device of a ball mill.
Background
The ball mill is a key device for crushing materials after the materials are crushed, and is mainly applied to production industries of cement, silicate products, novel building materials, refractory materials, chemical fertilizers, black and non-ferrous metal ore dressing, glass ceramics and the like. The ball mill can be divided into a lattice type and an overflow type according to different ore discharge modes, can be divided into a dry type ore grinding mode and a wet type ore grinding mode, is suitable for grinding various ores and other materials, and is widely applied to the industries of ore dressing, building materials, chemical industry and the like.
Application publication number CN110882884A discloses a ball mill screening device, which comprises a base and a shell, wherein a feed inlet is arranged above the shell, and a plurality of layers of screens are vertically arranged in the shell; a rotating sleeve is arranged at the center of the screen, a rotating shaft is fixedly sleeved in the rotating sleeve, and a rotating motor for driving the rotating shaft is arranged on the upper end surface of the shell; a discharge port is arranged on the side wall of the shell; a material guide plate is fixed on the side edge of each layer of discharge opening; the base is provided with the swing mechanism, the device simply carries out multi-stage screening in the screening process, but the screening efficiency in the screening process is low, the screening effect is poor, and the effective coarse screening effect and the effective fine screening effect cannot be achieved; meanwhile, the device is easy to block meshes in the screening process, so that screening is influenced.
Disclosure of Invention
The present invention aims to provide a ball mill screening device to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme:
a screening device of a ball mill comprises a ball mill body, wherein a feed opening is formed in the ball mill body and is movably connected with a feed pipe in a screening box, a first movable plate and a second movable plate are movably arranged in the screening box through an oscillating assembly, the first movable plate and the second movable plate divide the inner space of the screening box into a first coarse screening chamber, a second coarse screening chamber and a fine screening chamber, coarse screening assemblies are arranged in the first coarse screening chamber and the second coarse screening chamber, and a fine screening assembly is arranged in the fine screening chamber; and a reciprocating driving assembly is arranged below the screening box.
On the basis of the technical scheme, the invention also provides the following optional technical scheme:
in one alternative: the coarse screen assembly comprises coarse screens arranged on the first moving plate and the second moving plate, and material blocking blocks are fixed on the first moving plate and the second moving plate.
In one alternative: the coarse screening subassembly is still including setting up the mixed subassembly in first movable plate and second movable plate, mixed subassembly is equipped with the drive shaft in the screening case including rotating, first movable plate is run through to the bottom of drive shaft, the top of drive shaft and the output fixed connection of the first motor outside the screening case, be fixed with fixed sleeve pipe in the drive shaft, fixed sleeve pipe's both sides all are fixed with first puddler, still be fixed with fixed pipe in the drive shaft, swing joint has the telescopic link on the fixed pipe, telescopic link and second puddler fixed connection, second puddler and the second guide bar sliding connection who sets up on first puddler, still be connected through the actuating shaft between second puddler and the fixed pipe.
In one alternative: the oscillating assembly comprises a lifting groove and a through hole which are arranged on the screening box, one end of the first moving plate and one end of the second moving plate are arranged in the lifting groove in a sliding mode, the other end of the first moving plate penetrates through the through hole and is connected with a first guide rod fixed in the protective shell in a sliding mode, the protective shell is fixed outside the screening box, and a crankshaft is arranged between the first moving plate and the second moving plate in a rotating mode.
In one alternative: the first moving plate is connected with the protective shell through a first spring, and the second moving plate is connected with the protective shell through a second spring.
In one alternative: the fine screen assembly comprises a support frame fixed at the bottom of the second moving plate, a support plate is movably arranged in the support frame, and a fine screen is arranged on the support plate; a connecting block is further arranged in the supporting plate, a first connecting seat is arranged at the bottom of the connecting block and is hinged with one end of a connecting rod, the other end of the connecting rod is hinged with a second connecting seat fixed on a first sliding block, and the first sliding block is connected to the sliding rail in a sliding manner; first slider with rotate the two-way screw rod threaded connection of connection on the support frame, the one end of two-way screw rod runs through the support frame, and is connected with the threaded rod through the hold-in range, the one end of threaded rod and the output fixed connection of second motor, threaded connection has the scraper blade on the threaded rod.
In one alternative: reciprocating drive subassembly is including fixing the second slider in screening bottom of the case portion, second slider and the third guide bar sliding connection who sets up on the base, and screening case one side is fixed with the screw thread sleeve pipe, and screw thread sleeve pipe and screw thread post threaded connection are fixed with driven gear on the screw thread post, and driven gear and the driving gear meshing of below, the driving gear is fixed on the output of third motor.
In one alternative: the second motor and the third motor are both positive and negative rotating motors.
In one alternative: the screening case is provided with a dust collection assembly, the dust collection assembly comprises a fixing frame fixed at the top of the screening case, a dust collector is fixed on the fixing frame, the output end of the dust collector is communicated with a flow divider, the flow divider is communicated with one end of an air pipe, and the other end of the air pipe is communicated with a dust collection head arranged in the screening case.
Compared with the prior art, the invention has the following beneficial effects:
the coarse screening component and the fine screening component are arranged in the screening box, so that a better screening effect can be achieved, the required materials can be conveniently obtained, and meanwhile, the materials which are not screened can be conveniently stored; the first moving plate and the second moving plate can reciprocate in the vertical direction, so that the screening effect of the coarse screen is improved, the mixing assemblies arranged in the first moving plate and the second moving plate further improve the screening efficiency, and meanwhile, the dust collection assembly is prevented from being blocked by materials, so that the coarse screen has high practicability; in addition, through reciprocal drive assembly, can drive screening case reciprocating motion in the horizontal direction, further improved the effect of screening again, very simple and practical.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the mixing assembly of the present invention.
Fig. 3 is a schematic view of the construction of a fine screen assembly according to the present invention.
FIG. 4 is a schematic view of the structure of the screening box of the present invention.
Notations for reference numerals: 01-ball mill body, 02-screening box, 03-oscillating assembly, 04-mixing assembly, 05-fine screen assembly, 06-reciprocating driving assembly, 07-dust collection assembly, 11-feed opening, 21-feed pipe, 22-first moving plate, 23-second moving plate, 24-first coarse screen chamber, 25-second coarse screen chamber, 26-fine screen chamber, 27-coarse screen, 28-material blocking block, 29-lifting groove, 31-protective shell, 32-first guide rod, 33-crankshaft, 34-first spring, 35-second spring, 36-through hole, 41-driving shaft, 42-first motor, 43-fixed sleeve, 44-first stirring rod, 45-fixed pipe, 46-telescopic rod, 47-second stirring rod, 48-second guide rod, 51-support frame, 52-support plate, 53-fine screen mesh, 54-threaded rod, 55-second motor, 56-scraper, 57-connecting block, 58-first connecting seat, 59-connecting rod, 510-second connecting seat, 511-first sliding block, 512-two-way screw, 513-sliding rail, 514-synchronous belt, 61-base, 62-second sliding block, 63-third guide rod, 64-threaded sleeve, 65-threaded column, 66-driven gear, 67-driving gear, 68-third motor, 71-fixing frame, 72-dust collector, 73-flow divider, 74-air pipe and 75-dust collection head.
Detailed Description
The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the several views, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practice. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.
Example 1
Referring to fig. 1 to 4, in the embodiment of the present invention, a ball mill screening device includes a ball mill body 01, a feed opening 11 is disposed on the ball mill body 01, the feed opening 11 is movably connected to a feed pipe 21 in a screening box 02, a raw material polished in the ball mill body 01 enters the screening box 02 through the feed opening 11 for screening, a first moving plate 22 and a second moving plate 23 are movably disposed in the screening box 02 through an oscillating assembly 03, the first moving plate 22 and the second moving plate 23 divide an internal space of the screening box 02 into a first coarse screen chamber 24, a second coarse screen chamber 25 and a fine screen chamber 26, wherein coarse screen assemblies are disposed in the first coarse screen chamber 24 and the second coarse screen chamber 25, and a fine screen assembly 05 is disposed in the fine screen chamber 26, so as to achieve a very good screening effect, and control a particle size of a material to be screened according to actual needs, which is very simple; the below of screening case 02 is equipped with reciprocal drive assembly 06, can drive screening case 02 through reciprocal drive assembly 06 and remove in the horizontal direction, and then improves the efficiency of screening and the effect of screening, has very good practicality.
Further, the coarse screen assembly includes coarse screens 27 provided on the first moving plate 22 and the second moving plate 23, and the coarse screens 27 can function as a primary screen; the first moving plate 22 and the second moving plate 23 are also fixed with material blocking blocks 28, and the material blocking blocks 28 can play a role in blocking materials, so that subsequent mixing is facilitated, and the screening effect is improved; through setting up first movable plate 22 and second movable plate 23, can select the material of multiple particle diameter according to actual need, all be equipped with coarse screen 27 on first movable plate 22 and the second movable plate 23, coarse screen 27's mesh can be the same or can be different, selects according to actual need.
Furthermore, the coarse screen assembly also comprises a mixing assembly 04 arranged in the first moving plate 22 and the second moving plate 23, a very good screening effect can be achieved through the mixing assembly 04, materials can be prevented from being stuck on the dust collection assembly 07, and the coarse screen assembly is very simple; the mixing assembly 04 comprises a driving shaft 41 which is rotatably arranged in the screening box 02, the bottom end of the driving shaft 41 penetrates through the first moving plate 22, the top end of the driving shaft 41 is fixedly connected with the output end of a first motor 42 outside the screening box 02, the driving shaft 41 can be driven to rotate when the first motor 42 works, a fixed sleeve 43 is fixed on the driving shaft 41, first stirring rods 44 are fixed on two sides of the fixed sleeve 43, and the fixed sleeve 43 and the first stirring rods 44 can be driven to rotate when the driving shaft 41 rotates, so that the screening effect is achieved, and the mixing assembly is very simple; the driving shaft 41 is also fixed with a fixed pipe 45, the fixed pipe 45 is movably connected with an expansion link 46, the expansion link 46 is fixedly connected with a second stirring rod 47, when the driving shaft 41 rotates, the second stirring rod 47 is driven to rotate, the screening effect is further improved, the second stirring rod 47 is connected with a second guide rod 48 arranged on the first stirring rod 44 in a sliding manner, namely, the second stirring rod 47 can move in the horizontal direction, and the mixing range is further improved; the second stirring rod 47 is connected with the fixed pipe 45 through the driving shaft 410, so that a very good buffering effect is achieved; the screening effect of the dust collection assembly 07 is effectively improved through the mixing assembly 04, meanwhile, the dust collection assembly 07 can be prevented from being blocked by materials, and the practicability is very good.
Further, the oscillating assembly 03 comprises a lifting groove 29 and a through hole 36 which are arranged on the screening box 02, one end of each of the first moving plate 22 and the second moving plate 23 is slidably arranged in the lifting groove 29, the other end of each of the first moving plate 22 and the second moving plate 23 penetrates through the through hole 36 to be slidably connected with a first guide rod 32 fixed in a protective shell 31, and the protective shell 31 is internally fixed outside the screening box 02, namely the first moving plate 22 and the second moving plate 23 can move in the vertical direction, so that a better screening effect is realized, and the operation is very simple; the utility model discloses a screening method, including first movable plate 22 and second movable plate 23, first movable plate 22 and second movable plate 23 are equipped with bent axle 33 between first movable plate 22 and the second movable plate 23 rotates, can drive first movable plate 22 and second movable plate 23 and move in vertical direction when bent axle 33 is rotatory, in addition, first movable plate 22 is connected with protective housing 31 through first spring 34, and second movable plate 23 is connected with protective housing 31 through second spring 35, and then has realized first movable plate 22 and the up-and-down motion of second movable plate 23 in vertical direction, has very good practicality, has improved the screening effect.
Further, the fine screening component 05 comprises a support frame 51 fixed at the bottom of the second moving plate 23, a support plate 52 is movably arranged in the support frame 51, that is, the support plate 52 can move in the vertical direction, so that the position of the support plate 52 can be conveniently adjusted, a fine screening mesh 53 is arranged on the support plate 52, and the fine screening mesh 53 can play a role of fine screening, so as to screen out required materials; the supporting plate 52 is also internally provided with a connecting block 57, the bottom of the connecting block 57 is provided with a first connecting seat 58, the first connecting seat 58 is hinged with one end of a connecting rod 59, the other end of the connecting rod 59 is hinged with a second connecting seat 510 fixed on a first sliding block 511, when the first sliding block 511 moves, the supporting plate 52 can be driven to move in the vertical direction through the connecting rod 59, so that a better left and right fine screen is achieved, the first sliding block 511 is slidably connected to a sliding rail 513, namely the first sliding block 511 can slide on the sliding rail 513, and further the stability of the first sliding block 511 in the moving process is improved; the first sliding block 511 is in threaded connection with a bidirectional screw 512 which is rotatably connected to the supporting frame 51, the first sliding block 511 can be driven to move when the bidirectional screw 512 rotates, one end of the bidirectional screw 512 penetrates through the supporting frame 51 and is connected with a threaded rod 54 through a synchronous belt 514, one end of the threaded rod 54 is fixedly connected with the output end of the second motor 55, and the threaded rod 54 can be driven to rotate when the second motor 55 works, so that the bidirectional screw 512 is driven to rotate; the threaded rod 54 is connected with a scraper 56 in a threaded manner, so that the scraper 56 can be driven to move when the threaded rod 54 rotates, and the function of scraping materials is achieved.
Further, the reciprocating driving assembly 06 includes a second sliding block 62 fixed at the bottom of the screening box 02, the second sliding block 62 is slidably connected with a third guiding rod 63 disposed on the base 61, that is, the screening box 02 can slide on the base 61; screening case 02 one side is fixed with threaded sleeve 64, threaded sleeve 64 and threaded post 65 threaded connection, can drive threaded sleeve 64 when threaded post 65 is rotatory and remove, and then drive screening case 02 and remove, be fixed with driven gear 66 on the threaded post 65, driven gear 66 meshes with the driving gear 67 below, driving gear 67 is fixed on the output of third motor 68, it is rotatory to drive driving gear 67 when third motor 68 during operation, and then drive driven gear 66 and rotate, it is rotatory to finally drive threaded post 65, make things convenient for screening case 02 to remove on the horizontal direction.
Further, the second motor 55 and the third motor 68 are both positive and negative rotating motors, so as to achieve the reciprocating motion effect.
The coarse screening component and the fine screening component 05 are arranged in the screening box 02, so that a better screening effect can be achieved, the required materials can be conveniently obtained, and meanwhile, the materials which are not screened can be conveniently stored; the first moving plate 22 and the second moving plate 23 can reciprocate in the vertical direction, so that the screening effect of the coarse screen 27 is improved, and the mixing assembly 04 arranged in the first moving plate 22 and the second moving plate 23 further improves the screening efficiency, prevents the dust collection assembly 07 from being blocked by materials, and has very good practicability; in addition, through reciprocal drive assembly 06, can drive screening case 02 reciprocating motion in the horizontal direction, further improved the effect of screening again, very simple and practical.
Example 2
The screening box 02 is also provided with a dust collection assembly 07, and the dust collection assembly 07 can achieve a dust collection effect, so that the overall functionality is improved; dust absorption subassembly 07 is fixed with dust catcher 72 including fixing the mount 71 at screening case 02 top on mount 71, dust catcher 72's output and shunt 73 intercommunication, shunt 73 and the one end intercommunication of tuber pipe 74, and the other end of tuber pipe 74 and the dust absorption head 75 intercommunication of setting in screening case 02, and then conveniently to the inside dust absorption of screening case 02, and is very simple and practical, has improved holistic functionality.
The working principle of the invention is as follows: raw materials polished in the ball mill body 01 enter the screening box 02 through the feed opening 11, are subjected to coarse screening through the dust suction assemblies 07 on the first moving plate 22 and the second moving plate 23, are stirred and mixed through the mixing assembly 04 in the coarse screening process, and are driven to reciprocate in the vertical direction through the oscillating assembly 03 so as to improve screening efficiency; after the coarse screening is finished, the materials enter the supporting plate 52 for fine screening, are scraped through the scraper 56, and then the supporting plate 52 is driven by the first sliding block 511 to move in the vertical direction so as to improve the screening efficiency.
The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (9)
1. The utility model provides a ball mill screening plant, includes ball mill body (01), is equipped with feed opening (11) on ball mill body (01), feed pipe (21) swing joint in feed opening (11) and screening case (02), its characterized in that, be equipped with first movable plate (22) and second movable plate (23) through oscillating assembly (03) activity in screening case (02), first movable plate (22) and second movable plate (23) are equipped with coarse screen subassembly in first coarse screen room (24), second coarse screen room (25) and fine screen room (26) with screening case (02) inner space partition, are equipped with coarse screen subassembly in first coarse screen room (24) and the second coarse screen room (25), are equipped with fine screen subassembly (05) in fine screen room (26); and a reciprocating driving assembly (06) is arranged below the screening box (02).
2. A ball mill screening device according to claim 1, characterized in that the coarse screen assembly comprises coarse screens (27) arranged on the first moving plate (22) and the second moving plate (23), and the first moving plate (22) and the second moving plate (23) are fixed with stop blocks (28).
3. The ball mill screening device according to claim 2, wherein the coarse screen assembly further comprises a mixing assembly (04) arranged in the first moving plate (22) and the second moving plate (23), the mixing assembly (04) comprises a driving shaft (41) rotatably arranged in the screening box (02), the bottom end of the driving shaft (41) penetrates through the first moving plate (22), the top end of the driving shaft (41) is fixedly connected with the output end of a first motor (42) outside the screening box (02), a fixed sleeve (43) is fixed on the driving shaft (41), first stirring rods (44) are fixed on both sides of the fixed sleeve (43), a fixed pipe (45) is further fixed on the driving shaft (41), a telescopic rod (46) is movably connected on the fixed pipe (45), the telescopic rod (46) is fixedly connected with a second stirring rod (47), and the second stirring rod (47) is slidably connected with a second guide rod (48) arranged on the first stirring rod (44), the second stirring rod (47) is also connected with the fixed pipe (45) through a driving shaft (410).
4. The ball mill screening device according to claim 1, wherein the oscillating assembly (03) comprises an elevating groove (29) and a through hole (36) which are arranged on the screening box (02), one end of the first moving plate (22) and one end of the second moving plate (23) are slidably arranged in the elevating groove (29), the other end of the first moving plate (22) and the other end of the second moving plate (23) penetrate through the through hole (36) to be slidably connected with a first guide rod (32) fixed in a protective shell (31), the protective shell (31) is fixed outside the screening box (02), and a crankshaft (33) is rotatably arranged between the first moving plate (22) and the second moving plate (23).
5. A ball mill screening device according to claim 4, characterized in that the first moving plate (22) is connected with the protective housing (31) by a first spring (34), and the second moving plate (23) is connected with the protective housing (31) by a second spring (35).
6. The ball mill screening device according to claim 1, wherein the fine screen assembly (05) comprises a support frame (51) fixed at the bottom of the second moving plate (23), a support plate (52) is movably arranged in the support frame (51), and a fine screen (53) is arranged on the support plate (52); a connecting block (57) is further arranged in the supporting plate (52), a first connecting seat (58) is arranged at the bottom of the connecting block (57), the first connecting seat (58) is hinged with one end of a connecting rod (59), the other end of the connecting rod (59) is hinged with a second connecting seat (510) fixed on a first sliding block (511), and the first sliding block (511) is connected onto a sliding rail (513) in a sliding manner; first slider (511) with rotate two-way screw rod (512) threaded connection on support frame (51), support frame (51) is run through to the one end of two-way screw rod (512), and be connected with threaded rod (54) through hold-in range (514), the one end of threaded rod (54) and the output fixed connection of second motor (55), threaded connection has scraper blade (56) on threaded rod (54).
7. The ball mill screening device according to claim 6, characterized in that the reciprocating driving assembly (06) comprises a second slide block (62) fixed at the bottom of the screening box (02), the second slide block (62) is slidably connected with a third guide rod (63) arranged on the base (61), a threaded sleeve (64) is fixed at one side of the screening box (02), the threaded sleeve (64) is in threaded connection with a threaded column (65), a driven gear (66) is fixed on the threaded column (65), the driven gear (66) is meshed with a driving gear (67) below, and the driving gear (67) is fixed on the output end of a third motor (68).
8. A ball mill screening device according to claim 7, characterized in that the second motor (55) and the third motor (68) are both positive and negative rotating motors.
9. The screening device of the ball mill according to claim 1, characterized in that a dust suction assembly (07) is further arranged on the screening box (02), the dust suction assembly (07) comprises a fixed frame (71) fixed at the top of the screening box (02), a dust collector (72) is fixed on the fixed frame (71), the output end of the dust collector (72) is communicated with a flow divider (73), the flow divider (73) is communicated with one end of an air pipe (74), and the other end of the air pipe (74) is communicated with a dust suction head (75) arranged in the screening box (02).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011179759.2A CN112427098A (en) | 2020-10-29 | 2020-10-29 | Ball mill screening plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011179759.2A CN112427098A (en) | 2020-10-29 | 2020-10-29 | Ball mill screening plant |
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| CN112427098A true CN112427098A (en) | 2021-03-02 |
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| CN202011179759.2A Pending CN112427098A (en) | 2020-10-29 | 2020-10-29 | Ball mill screening plant |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114870672A (en) * | 2022-05-09 | 2022-08-09 | 中国石油大学(华东) | A fracturing fluid treatment facility for acetylene fracturing technology for oil development |
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Application publication date: 20210302 |