CN109046804A - Mechanical pusher centrifuge pusher driving device - Google Patents
Mechanical pusher centrifuge pusher driving device Download PDFInfo
- Publication number
- CN109046804A CN109046804A CN201810802782.9A CN201810802782A CN109046804A CN 109046804 A CN109046804 A CN 109046804A CN 201810802782 A CN201810802782 A CN 201810802782A CN 109046804 A CN109046804 A CN 109046804A
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- China
- Prior art keywords
- pusher
- level
- shaft
- bearing
- rotary drum
- Prior art date
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- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 23
- 210000003746 feather Anatomy 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 125000006850 spacer group Chemical group 0.000 claims description 21
- 238000003825 pressing Methods 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 210000004907 gland Anatomy 0.000 claims description 6
- 230000001050 lubricating effect Effects 0.000 claims description 6
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 5
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 5
- 239000004519 grease Substances 0.000 claims description 4
- 238000005461 lubrication Methods 0.000 claims description 4
- -1 polytetrafluoroethylene Polymers 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 7
- 239000012452 mother liquor Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 7
- 239000003921 oil Substances 0.000 description 7
- 230000033001 locomotion Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B11/00—Feeding, charging, or discharging bowls
- B04B11/02—Continuous feeding or discharging; Control arrangements therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B9/00—Drives specially designed for centrifuges; Arrangement or disposition of transmission gearing; Suspending or balancing rotary bowls
- B04B9/02—Electric motor drives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B9/00—Drives specially designed for centrifuges; Arrangement or disposition of transmission gearing; Suspending or balancing rotary bowls
- B04B9/08—Arrangement or disposition of transmission gearing ; Couplings; Brakes
Landscapes
- Centrifugal Separators (AREA)
Abstract
The present invention discloses a kind of mechanical pusher centrifuge pusher driving device, is related to mechanical pusher centrifuge technical field.Mechanical pusher centrifuge pusher driving device disclosed by the invention is to drive transmission device to move forward and backward using motor driven speed reducer, the coupled axle sleeve rotation of transmission device, axle sleeve driving pusher shaft slidably reciprocates, the feather key being arranged between pusher shaft and hollow shaft, slide pusher shaft in hollow shaft along the path round-trip of feather key, it is reciprocating that pusher shaft drives level-one rotary drum tail band to move level-one rotary drum；Pushing sheet is fan ring structure, prevents to be leaked in mother liquor when material centrifugal treating.The present invention provides that a kind of simple structure, manufacture and maintenance cost are lower, pusher shaft positioning and guide frame are simple, avoid oil leakage phenomenon, the mechanical pusher centrifuge pusher driving device of effect needed for level-one rotary drum moves back and forth can be reached, and pusher chip architecture of the invention is simple, material centrifugal treating when be not easy to be leaked in mother liquor.
Description
Technical field
The invention belongs to mechanical pusher centrifuge technical field more particularly to a kind of mechanical pusher centrifuge pusher driving dresses
It sets.
Background technique
Pusher driving device in mechanical pusher centrifuge is generally divided into mechanically or hydraulically two ways, pusher driving device
With rotary drum is synchronized, rotating Vortex while, with the reciprocal pusher of pusher disk.Currently, mechanical pusher driving device is to adjust the speed electricity
Machine drives retarder, then drives connecting rod with the eccentric wheel that exports on retarder, be connected before and after doing from connecting rod with push rod shaft joint toward
Return movement, reach pusher purpose, worn although the device structure is simple, between matching piece it is big, pusher shaft cannot position and
Guiding, and the rotates effe of rotary drum is bad；Fluid pressure type pusher driving device is mainly reflected in the structure of oil cylinder and piston, oil inlet
The difference of mode and hydraulic control system.Existing fluid pressure type pusher driving device integrates hydraulic oil distribution and commutation component
In piston/cylinder, i.e. composite oil cylinder, although compact-sized, structure is complicated, and manufacture, assembly difficulty are big；Oil cylinder piston volume
Huge, when radial and axial commutation, there are a degree of eccentric load, when operating, causes machine vibration, with centrifugal basket
The raising of speed, the abrasion between matching piece increase, and day-to-day maintenance increases；Base bearing be easy to cause leakage using hydraulic oil,
It must be provided with multiple sealings, it is troublesome in poeration, and leakage is also possible that after sealing；Existing pusher centrifuge is usually used to be pushed away
Tablet, structure is complicated, and when material-pulling device centrifugal rotation, material is easy to go to mother liquor by the gap between pushing sheet and sieve
In.
To solve the above-mentioned problems, overcome the problems, such as that pusher driving device exists in the prior art, the present invention provides one kind
Structure is simple, manufacture and maintenance cost are lower, pusher shaft positioning and guide frame are simple, avoids oil leakage phenomenon, can reach level-one
The mechanical pusher centrifuge pusher driving device of effect needed for rotary drum moves back and forth, and pusher chip architecture of the invention it is simple,
It is not easy to be leaked in mother liquor when material centrifugal treating.
Summary of the invention
The present invention solves in the prior art that structure is complicated, manufacture and maintenance cost are high, pusher shaft positioning and guide frame
Complicated, base bearing is easy to appear oil leakage phenomenon, and pusher driving device of the invention realizes and do not change the same of former separation principle
When change rotary drum reciprocating motion driving method.Present invention overcomes pushing sheet, structure is complicated, is easy when material centrifugal treating
It is leaked to the problems in mother liquor.
In order to solve the above-mentioned technical problems, the present invention provides a kind of mechanical pusher centrifuge pusher driving devices, including
Motor, speed reducer, transmission device, pusher bearing assembly, feather key, pusher shaft, hollow shaft and level-one drum assembly, the motor
Including main motor and auxiliary motor, it is connected with pusher driving wheel on the auxiliary motor, is connected with connecting shaft on the pusher driving wheel
One, one other end of connecting shaft connects with pusher driven wheel, and the pusher driven wheel connects with speed reducer, on the speed reducer
It is fixed with transmission device, the transmission device is connected with the axle sleeve of pusher bearing assembly, is fixedly installed with and pushes away on the axle sleeve
Expect that axis, the pusher outer shaft sleeve are equipped with hollow shaft, the hollow shaft front end is connected with preceding pusher guide sleeve with pusher shaft, the sky
Mandrels backend is connected with rear pusher guide sleeve with pusher shaft, and feather key is provided between the hollow shaft and pusher shaft, described to lead
It is fixedly mounted on pusher shaft to key by screw, the pusher shaft front end is connected by plug screw with level-one drum assembly.
Further, the transmission device is crank rocker component, and the crank rocker component includes left eccentric wheel, the right side
Eccentric wheel and shift fork, the left eccentric wheel and right eccentric wheel are fixedly connected on speed reducer, the left eccentric wheel and right eccentric wheel
It is fixedly connected, the right eccentric wheel top and the bottom are bolted built in, and described shift fork one end is fixed in the left avertence heart by connector
On wheel, the shift fork other end is fixedly connected on the axle sleeve of pusher bearing assembly by connector.
Further, the hollow outer shaft sleeve is equipped with bearing block, is equipped with main shaft between the hollow shaft and bearing block
It holds, the base bearing includes 4 cylinder roller bearings, and 1 cylindrical roller axis is equipped between the hollow shaft front end and bearing block
It holds, 3 cylinder roller bearings is installed between the hollow shaft rear end and bearing block, the base bearing uses grease lubrication.
Further, it is connected with rotating driver on the main motor, is connected with connecting shaft on the rotating driver
Two, two other end of connecting shaft is connect with rotation driven wheel, and the rotation driven wheel and hollow axis connection, the main motor drive
Dynamic hollow shaft drives base bearing to rotate.
Further, the pusher bearing assembly include angular contact ball bearing, bear box, pusher bearing inner spacer,
Lubricating cup, pusher bearing outer ring spacer, axle sleeve, copper sheathing and pusher bearing gland, the axle sleeve is bolted with bear box to be pushed away
Expect bearing gland connection, the angular contact ball bearing is mounted between axle sleeve and bear box, the pusher bearing inner spacer and
Pusher bearing outer ring spacer is arranged among angular contact ball bearing, and the pusher bearing inner spacer connects with axle sleeve, the pusher shaft
Outer ring spacer is held to connect with bear box, the lubricating cup through the bear box and pusher bearing outer ring spacer, the copper sheathing with
Pusher shaft is fixedly connected.
Further, the level-one drum assembly includes level-one rotary drum bottom and level-one rotary drum, level-one rotary drum bottom with
Level-one rotary drum is bolted to connection.
Further, it is provided with pusher disk between the level-one rotary drum, is installed on the level-one rotary drum to connect with pusher disk
There is perforated cage one, the pusher disk is separately installed with level-one pushing sheet in both ends.The level-one pushing sheet is fan ring structure,
It is divided into outer annular surface one and internal spherical surface one, one lower left corner of internal spherical surface is provided with concave hole one, and the concave hole one is inlayed
On the screw one being fixed in pusher disk, the concave hole one be it is arc-shaped, the outer annular surface one exposes to pusher disk
Both ends connect with perforated cage one.
Further, level-one rotary drum periphery is socketed with secondary drum, and top is equipped on the right side of the secondary drum
Perforated cage two, the level-one rotary drum right end are fixedly installed with level-one rotary drum pressing ring, the level-one rotary drum pressing ring by screw two
Second level pushing sheet is inside installed.The second level pushing sheet is fan ring structure, is divided into outer annular surface two and internal spherical surface two, described
There are two concave holes two, the concave hole two to be embedded on screw two for setting on internal spherical surface two, and the concave hole two is circular arc
Shape, the outer annular surface two expose to level-one rotary drum pressing ring and connect with perforated cage two.
Further, the level-one pushing sheet and second level pushing sheet are made of polytetrafluoroethylene material.
Compared with prior art, the present invention achieves following effective effect: the reciprocating motion of rotary drum of the present invention uses motor
Drive speed reducer that crank rocker component is driven to realize again, wherein speed reducer is general machinery equipment, buying and maintenance side
Just；Crank rocker component is mainly made of left eccentric wheel, right eccentric wheel and shift fork, and speed reducer drives left eccentric wheel and right eccentric wheel
Constant speed rotation, that is, crank constant velocity rotation, left eccentric wheel and the rotation of right eccentric wheel drive shift fork to move back and forth, that is,
Rocking bar is reciprocating, and crank has rocker assembly structure simple, simpler compared with stoste pressure type structure, manufacture and maintenance cost
It is lower；Feather key is provided between pusher shaft and hollow shaft, when pusher bearing assembly driving pusher shaft moves back and forth, feather key
Pusher shaft can be made to slide in hollow shaft by the path of feather key, to make pusher shaft that can position and be oriented in main shaft；It is main
Bearing uses grease lubrication, compared with stoste pressure oil, does not have to setting sealing, structure is simple, and oil-proof.
Pushing sheet of the invention is fan ring structure, and the concave hole on internal spherical surface is embedded on screw, with screw form
Corresponding, structure is simple, manufactures low with maintenance cost；When centrifuge is run, drum rotating drives pushing sheet rotation, makes pushing sheet
On outside whipping to perforated cage, pushing sheet is close to gapless with perforated cage, so that material be made to be not easy to enter from pushing sheet
Into mother liquor；The material of pushing sheet is polytetrafluoroethylene (PTFE), therefore can be reduced material during pusher and be crushed, and pushing sheet and sieve
Gapless does not easily cause the damage of perforated cage yet between net cylinder, improves the service life of perforated cage.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes a part of the invention, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is pusher driving device structure schematic diagram of the invention；
Fig. 2 is crank rocker component structure diagram of the invention；
Fig. 3 is drum assembly structural schematic diagram of the invention；
Fig. 4 is speed reducer structure schematic diagram of the invention；
Fig. 5 is electric machine structure schematic diagram of the invention；
Fig. 6 is level-one pushing sheet structural schematic diagram of the invention；
Fig. 7 is second level pushing sheet structural schematic diagram of the invention.
Specific embodiment
As used some vocabulary to censure specific components in the specification and claims.Those skilled in the art answer
It is understood that hardware manufacturer may call the same component with different nouns.This specification and claims are not with name
The difference of title is as the mode for distinguishing component, but with the difference of component functionally as the criterion of differentiation.Specification
Subsequent descriptions be implement the application better embodiment, so it is described description be for the purpose of the rule for illustrating the application,
It is not intended to limit the scope of the present application.The protection scope of the application is as defined by the appended claims.
The application is described in further detail below in conjunction with attached drawing, but not as the restriction to the application.
Specific embodiment:
As shown in Figs. 1-5, a kind of twin-stage mechanical pusher centrifuge pusher driving device of the present invention, including motor,
Speed reducer 1, transmission device, pusher bearing assembly, feather key 2, pusher shaft 3, hollow shaft 4 and level-one drum assembly, the motor
Including main motor 5 and auxiliary motor 6, it is connected with rotating driver 21 on the main motor 5, is connected on the rotating driver 21
Connecting shaft 2 22,2 22 other end of connecting shaft connect 23 with rotation driven wheel, and the rotation driven wheel 23 connects with hollow shaft 4
It connects, the main motor 5 drives hollow shaft 4 that base bearing is driven to rotate；It is connected with pusher driving wheel 7 on the auxiliary motor 6,
Connecting shaft 1 is connected on the pusher driving wheel 7, one 8 other end of connecting shaft connects with pusher driven wheel 9, described to push away
Material driven wheel 9 connects with speed reducer 1, and transmission device is fixed on the speed reducer 1, and the transmission device is crank rocker group
Part, the crank rocker component include left eccentric wheel 10, right eccentric wheel 11 and shift fork 12, the left eccentric wheel 10 and right eccentric wheel
11 are fixedly connected on speed reducer 1, and the left eccentric wheel 10 is fixedly connected with right eccentric wheel 11, right 11 top and the bottom of eccentric wheel
Divide and connected with built-in bolt 13, described 12 one end of shift fork is fixed on left eccentric wheel 10 by connector 14, and the shift fork 12 is another
End is fixedly connected on the axle sleeve 15 of pusher bearing assembly by connector 14, and pusher shaft 3, institute are fixedly installed on the axle sleeve 15
It states and is set with hollow shaft 4 outside pusher shaft 3,4 front end of hollow shaft is connected with preceding pusher guide sleeve 16 with pusher shaft 3, the sky
4 rear end of mandrel is connected with rear pusher guide sleeve 17 with pusher shaft 3, is provided with feather key 2 between the hollow shaft 4 and pusher shaft 3,
The feather key 2 is fixedly mounted on pusher shaft 3 by screw 18, and the feather key 2 leads the edge in hollow shaft 4 of pusher shaft 3
It is moved back and forth to 2 path of key, 3 front end of pusher shaft is connected by plug screw 31 with level-one drum assembly, the level-one rotary drum group
Part includes level-one rotary drum bottom 32 and level-one rotary drum 33, and level-one rotary drum bottom 32 is connected with level-one rotary drum 33 by bolt 34.
As shown in Figure 1, being set with bearing block 19 outside hollow shaft 4 of the invention, pacify between the hollow shaft 4 and bearing block 19
Equipped with base bearing, the base bearing includes 4 cylinder roller bearings 20, is equipped with 1 between 4 front end of hollow shaft and bearing block 19
A cylinder roller bearing 20 is equipped with 3 cylinder roller bearings 20 between 4 rear end of hollow shaft and bearing block 19.The main shaft
It holds using grease lubrication.
As shown in Figure 1, pusher bearing assembly of the invention includes angular contact ball bearing 24, bear box 25, pusher bearing
Cone spacer 26, lubricating cup 27, pusher bearing outer ring spacer 28, axle sleeve 15, copper sheathing 29 and pusher bearing gland 30, the axle sleeve 15 and axis
It holds shell 25 and is bolted the connection of pusher bearing gland 30, the angular contact ball bearing 24 is mounted on axle sleeve 15 and cartridge housing
Between body 25, the pusher bearing inner spacer 26 and pusher bearing outer ring spacer 28 are arranged among angular contact ball bearing 24, described
Pusher bearing inner spacer 26 connects with axle sleeve 15, and the pusher bearing outer ring spacer 28 connects with bear box 25, the lubricating cup 27
Through the bear box 25 and pusher bearing outer ring spacer 28, the copper sheathing 29 is fixedly connected with pusher shaft 3.
As shown in Fig. 3, Fig. 6 and Fig. 7, it is provided with pusher disk 38 between the level-one rotary drum 33, is connected with pusher disk 38
Perforated cage 1 is installed on level-one rotary drum 33, is separately installed with level-one pushing sheet 35 in 38 both ends of pusher disk.It is described
Level-one pushing sheet 35 is fan ring structure, is divided into outer annular surface 1 and internal spherical surface 1, one 44 lower-left of internal spherical surface
Angle is provided with concave hole 1, and the concave hole 1 is embedded on the screw 1 being fixed in pusher disk 38, the spill
Hole 1 be it is arc-shaped, the outer annular surface 1 exposes to 38 both ends of pusher disk and connects with perforated cage 1.The level-one
33 periphery of rotary drum is socketed with secondary drum 37, and the 37 right side top of secondary drum is equipped with perforated cage 2 42, the level-one
33 right end of rotary drum is fixedly installed with level-one rotary drum pressing ring 40 by screw 2 50, is equipped with second level in the level-one rotary drum pressing ring 40
Pushing sheet 41.The second level pushing sheet 41 is fan ring structure, is divided into outer annular surface 2 46 and internal spherical surface 2 47, the inner ring
There are two concave holes 2 48, the concave hole 2 48 to be embedded on screw 2 50 for setting on shape face 2 47, the concave hole 2 48
To be arc-shaped, the outer annular surface 2 46 exposes to level-one rotary drum pressing ring 40 and connects with perforated cage 2 42.Level-one of the invention
Pushing sheet 35 and second level pushing sheet 41 are made of polytetrafluoroethylene material.
It is worth noting that, the speed reducer 1 can be worm speed reducer；The main motor 5 and auxiliary motor 6 can be different for three
Walk motor；The screw 18 can be hex screw, and the bolt 34 can be hex bolts；The connecting shaft 1 and connecting shaft
2 22 can be belt or connecting rod；But speed reducer, motor, connecting shaft, screw and bolt are not limited to above-mentioned classification.
In use, the present invention drives the reciprocating motion of crank rocker component realization level-one rotary drum 33 by speed reducer 1.Below
The process that level-one rotary drum 33 moves back and forth is described in detail:
Power supply is opened, main motor 5 and auxiliary motor 6 start.Main motor 5 drives hollow shaft 4 to drive master by connecting shaft 2 22
Bearing makes rotating motion, so that level-one rotary drum 33 be made to rotate.Auxiliary motor 6 drives worm speed reducer 1 by connecting shaft 1
Longitudinal rotation, worm speed reducer 1 press eccentric axis direction and drive left eccentric wheel 10 and right eccentric wheel rotation 11, and left eccentric wheel 11 rotates
Shift fork 12 is moved forward and backward and (is moved back and forth), and shift fork 12 drives coupled axle sleeve 15 to rotate, i.e., other pusher bearings
Component is also followed by the rotation of axle sleeve 15, and axle sleeve 15 drives pusher shaft 3 to slidably reciprocate, and is socketed with hollow shaft 4 outside pusher shaft 3, and push away
It is provided with feather key 2 between material axis 3 and hollow shaft 4, to make path round-trip of the pusher shaft 3 in hollow shaft 4 along feather key 2
Sliding, pusher shaft 3 drive level-one rotary drum bottom 32 to drive level-one rotary drum 33 reciprocating.
When mechanical pusher centrifuge is run, pusher driving device driving level-one rotary drum 33 is rotated and is moved back and forth, level-one
The rotation of rotary drum 33 drives level-one rotary drum pressing ring 40 to make the outside whipping of second level pushing sheet 41 to perforated cage 2 42, is allowed to and sieve circle
Cylinder 2 42 is close to gapless；Pusher disk 38 makees centrifugal movement, drives the outside whipping of level-one pushing sheet 36 to perforated cage 1, makes
Be close to gapless with perforated cage 1.When mechanical pusher centrifuge stops, level-one pushing sheet 35 and second level pushing sheet 41 are returned
It is multiple to arrive original position.
It is worth noting that, the twin-stage mechanical pusher centrifuge that pusher driving device of the invention is above-mentioned in addition to adaptation,
Suitable for single-stage mechanical pusher centrifuge and multi-stage mechanical pusher centrifuge.For single-stage mechanical pusher centrifuge, need to will only push away
Material axis is connected with single-stage rotary drum, so that single-stage rotary drum be driven to move back and forth.For multi-stage mechanical pusher centrifuge, pusher shaft with
The level-one rotary drum of multi-stage mechanical pusher centrifuge is connected.
Pushing sheet in the present invention is fan ring structure, it should be noted that, the concave hole shape on the internal spherical surface of pushing sheet
It and whether is that level-one rotary drum, secondary drum or multistage rotary drum are unrelated depending on shape and size are the screw specifications embedded by it.
Therefore, pushing sheet is also adapted to single-stage pusher centrifuge and more in addition to being adapted to above-mentioned two-stage material-pushing centrifuge in the present invention
Grade pusher centrifuge.
Above description shows and describes several preferred embodiments of the present application, but as previously described, it should be understood that the application
Be not limited to forms disclosed herein, should not be regarded as an exclusion of other examples, and can be used for various other combinations,
Modification and environment, and the above teachings or related fields of technology or knowledge can be passed through in application contemplated scope described herein
It is modified.And changes and modifications made by those skilled in the art do not depart from spirit and scope, then it all should be in this Shen
It please be in the protection scope of appended claims.
Claims (9)
1. a kind of mechanical pusher centrifuge pusher driving device, which is characterized in that including motor, speed reducer (1), transmission device,
Pusher bearing assembly, feather key (2), pusher shaft (3), hollow shaft (4) and level-one drum assembly, the motor include main motor
(5) and auxiliary motor (6) it, is connected with pusher driving wheel (7) on the auxiliary motor (6), the company of being connected on the pusher driving wheel (7)
Spindle one (8), connecting shaft one (8) other end connect with pusher driven wheel (9), the pusher driven wheel (9) and speed reducer
(1) connect, transmission device, axle sleeve (15) phase of the transmission device and pusher bearing assembly are fixed on the speed reducer (1)
It connects, is fixedly installed with pusher shaft (3) on the axle sleeve (15), hollow shaft (4), the sky are set with outside the pusher shaft (3)
Mandrel (4) front end is connected with preceding pusher guide sleeve (16) with pusher shaft (3), the rear pusher guide sleeve in hollow shaft (4) rear end
(17) connect with pusher shaft (3), be provided with feather key (2) between the hollow shaft (4) and pusher shaft (3), the feather key (2)
It is fixedly mounted on pusher shaft (3) by screw (18), pusher shaft (3) front end passes through plug screw (31) and level-one drum assembly
Connect.
2. a kind of mechanical pusher centrifuge pusher driving device according to claim 1, which is characterized in that the transmission dress
It is set to crank rocker component, the crank rocker component includes left eccentric wheel (10), right eccentric wheel (11) and shift fork (12), described
Left eccentric wheel (10) and right eccentric wheel (11) are fixedly connected on speed reducer (1), the left eccentric wheel (10) and right eccentric wheel
(11) it is fixedly connected, right eccentric wheel (11) top and the bottom are connected with built-in bolt (13), and described shift fork (12) one end passes through
Connector (14) is fixed on left eccentric wheel (10), and shift fork (12) other end is fixedly connected on pusher bearing by connector (14)
On the axle sleeve (15) of component.
3. a kind of mechanical pusher centrifuge pusher driving device according to claim 1, which is characterized in that the hollow shaft
(4) it is set with bearing block (19) outside, base bearing is installed between the hollow shaft (4) and bearing block (19), the main shaft is contracted
4 cylinder roller bearings (20) are included, 1 cylinder roller bearing is installed between hollow shaft (4) front end and bearing block (19)
(20), 3 cylinder roller bearings (20) are installed, the base bearing uses between hollow shaft (4) rear end and bearing block (19)
Grease lubrication.
4. a kind of mechanical pusher centrifuge pusher driving device according to claim 3, which is characterized in that the main motor
(5) it is connected on rotating driver (21), connecting shaft two (22), the connecting shaft two is connected on the rotating driver (21)
(22) other end is connect (23) with rotation driven wheel, and the rotation driven wheel (23) connect with hollow shaft (4), the main motor
(5) driving hollow shaft (4) drives base bearing to rotate.
5. a kind of mechanical pusher centrifuge pusher driving device according to claim 1, which is characterized in that the pusher shaft
Bearing assembly includes angular contact ball bearing (24), bear box (25), pusher bearing inner spacer (26), lubricating cup (27), pusher bearing
Outer ring spacer (28), axle sleeve (15), copper sheathing (29) and pusher bearing gland (30), the axle sleeve (15) pass through with bear box (25)
Bolt fixed pusher bearing gland (30) connection, the angular contact ball bearing (24) are mounted on axle sleeve (15) and bear box (25)
Between, the pusher bearing inner spacer (26) and pusher bearing outer ring spacer (28) setting are intermediate in angular contact ball bearing (24), institute
Pusher bearing inner spacer (26) to be stated to connect with axle sleeve (15), the pusher bearing outer ring spacer (28) connects with bear box (25),
The lubricating cup (27) is through the bear box (25) and pusher bearing outer ring spacer (28), the copper sheathing (29) and pusher shaft
(3) it is fixedly connected.
6. a kind of mechanical pusher centrifuge pusher driving device according to claim 1, which is characterized in that the level-one turns
Drum component includes level-one rotary drum bottom (32) and level-one rotary drum (33), and level-one rotary drum bottom (32) and level-one rotary drum (33) pass through spiral shell
Bolt (34) is fixedly connected.
7. a kind of mechanical pusher centrifuge pusher driving device according to claim 6, which is characterized in that the level-one turns
Pusher disk (38) are provided between drum (33), perforated cage one is installed on the level-one rotary drum (33) to connect with pusher disk (38)
(39), it is separately installed with level-one pushing sheet (35) in pusher disk (38) both ends, the level-one pushing sheet (35) is fan annular
Structure, is divided into outer annular surface one (43) and internal spherical surface one (44), and internal spherical surface one (44) lower left corner is provided with concave hole
One (45), the concave hole one (45), which is embedded in, is fixed on the screw one (36) in pusher disk (38), the concave hole one
(45) to be arc-shaped, the outer annular surface one (43) exposes to pusher disk (38) both ends and connects with perforated cage one (39).
8. a kind of mechanical pusher centrifuge pusher driving device according to claim 7, which is characterized in that the level-one turns
Drum (33) periphery is socketed with secondary drum (37), and top is equipped with perforated cage two (42), institute on the right side of the secondary drum (37)
It states level-one rotary drum (33) right end and level-one rotary drum pressing ring (40), the level-one rotary drum pressing ring is fixedly installed with by screw two (50)
(40) it is equipped with second level pushing sheet (41) in, the second level pushing sheet (41) is fan ring structure, is divided into outer annular surface two (46)
With internal spherical surface two (47), there are two concave hole two (48), the concave holes two (48) for setting on the internal spherical surface two (47)
Be embedded on screw two (50), the concave hole two (48) be it is arc-shaped, the outer annular surface two (46) exposes to level-one rotary drum
Pressing ring (40) connects with perforated cage two (42).
9. a kind of mechanical pusher centrifuge pusher driving device according to claim 7 or 8, which is characterized in that described one
Grade pushing sheet (35) and second level pushing sheet (41) are made of polytetrafluoroethylene material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810802782.9A CN109046804B (en) | 2018-07-20 | 2018-07-20 | Material pushing driving device of mechanical material pushing centrifugal machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810802782.9A CN109046804B (en) | 2018-07-20 | 2018-07-20 | Material pushing driving device of mechanical material pushing centrifugal machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111686943A (en) * | 2020-06-22 | 2020-09-22 | 湘潭大学 | Wear-resistant push block device of piston pusher centrifuge and implementation method |
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| CN109046804B (en) | 2021-03-30 |
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