CN208839515U - A kind of feed paddle device of ball mill - Google Patents

Abstract

The utility model discloses a kind of feed paddle devices of ball mill, it is related to silicon nitride ceramic ball manufacture field, it include the first agitator and the second agitator being connected, it is separately provided for stirring the first agitating unit and the second agitating unit of respectively internal raw material on first agitator and the second agitator, and first is provided with cycling element for realizing feedstock circulation stirring between agitator and the second agitator, cycling element includes to be connected to the circulating line of the first agitator and the second agitator and for driving raw material to be transferred to along circulating line the delivery pump in the second agitator by the first agitator.Mixed raw material first carries out pre- stirring operation before entering in ball mill in the first agitator and the second agitator, so that carrying out ball milling operation again after the full and uniform stirring of mixed raw material, to improve the uniformity of the mixed raw material entered in ball mill, and then achieve the purpose that the quality for improving Ceramic Balls raw material lapping uniformity and Ceramic Balls following process operation.

Description

A kind of feed paddle device of ball mill

Technical field

The utility model relates to silicon nitride ceramic ball manufacture fields, fill more particularly, to a kind of feed paddle of ball mill It sets.

Background technique

Silicon nitride ceramic ball, be it is a kind of be sintered the high technology ceramics to be formed in non-oxidizing atmosphere high temperature, there is high intensity, it is high Wearability, high temperature resistant is corrosion-resistant, acid and alkali-resistance, the characteristic of the exhausted magnetic of insulation.Centrifugal force is small when rotated for silicon nitride ceramic ball, can be with Realization runs at high speed, and has self-lubrication, is the important material of processing and fabricating ceramic bearing and admixture ceramics bearing.

Existing Authorization Notice No. is the Chinese patent of CN207025474U, and it discloses a kind of ceramic ball mills, include Rack, rotation is provided with balling drum in rack, and is provided between rack and balling drum for making balling drum Always the shutdown locator to stop operating in identical setting position.Unidirectional feed system and unidirectional discharging system are provided in rack System, unidirectional feed system is located at the end of balling drum, and unidirectional discharge system is located at the middle part of balling drum, and unidirectionally into Material system is located at the upper side of unidirectional discharge system, to achieve the purpose that reduce labor intensity and improve production operation efficiency.

Ceramic ball mill in actual use, operator by the major ingredient silicon nitride of ceramic ball processing and remaining Auxiliary material (industrial alcohol etc.) etc. is added in balling drum together, i.e., is added in balling drum and is carried out by unidirectional feed system Ball milling operation.It is in viscous liquid after silicon nitride major ingredient and the mixing of remaining auxiliary material (industrial alcohol etc.), unidirectional feed system is being added When interior, adhesion phenomenon can be generated, causes the grinding of Ceramic Balls raw material uneven, influences the quality of Ceramic Balls following process operation, it is existing It can improvements with the presence of technology.

Utility model content

In view of the above technical problems, the purpose of this utility model is to provide a kind of feed paddle devices of ball mill, lead to Preparatory uniform stirring mixed raw material is crossed, to improve the uniformity of the mixed raw material entered in ball mill, and then reaches raising ceramics The purpose of ball raw material lapping uniformity and the quality of Ceramic Balls following process operation.

To achieve the above object, the utility model provides following technical solution: a kind of feed paddle device of ball mill, Include the first agitator and the second agitator being connected, is respectively set on first agitator and the second agitator useful In the first agitating unit and the second agitating unit of the respective internal raw material of stirring, and first agitator and the second agitator it Between be provided with for realizing feedstock circulation stirring cycling element, the cycling element include connection the first agitator and second The circulating line of agitator and defeated in the second agitator for driving raw material to be transferred to by the first agitator along circulating line Send pump；First agitator and the second agitator include ladle body and bung, be formed on the bung for launch to The feed inlet of raw material is stirred, and the bottom of the ladle body is offered for the discharge port for having stirred raw material to be discharged；Described first stirs Mixing unit includes to protrude into the stirring flabellum of stirring raw material and the driving for driving stirring flabellum rotation in the first agitator Part, second agitating unit include to protrude into the rotation flabellum of stirring raw material in the second agitator and rotate fan for driving The force piece of leaf rotation.

By using above-mentioned technical proposal, mixed raw material is completed under the action of the first agitating unit first in the first stirring Then stirring operation in bucket enters in the second agitator via circulating line, and completes under the action of the second agitating unit Stirring operation in the second agitator.Mixed raw material first carries out pre- stirring operation before entering in ball mill, so that mixed Ball milling operation is carried out again after closing the full and uniform stirring of raw material, to improve the uniformity of the mixed raw material entered in ball mill, in turn Achieve the purpose that the quality for improving Ceramic Balls raw material lapping uniformity and Ceramic Balls following process operation.

The utility model is further arranged to: first agitator and the second agitator high settings such as side by side, and described The ladle body volume of first agitator and the second agitator is equal.

By using above-mentioned technical proposal, the volume of the first agitator and the second agitator is equal, then in the first agitator The mixed raw material that stirring is completed can be fully transferred in the second agitator, and the height of both the first agitator and second agitator Spend equal, then user can install the first agitating unit and the of fixed same size on the first agitator and the second agitator Two agitating units have preferable installation convenience.

The utility model is further arranged to: the ladle body side wall of the discharge port of second agitator and the first agitator it Between be communicated with the first conveyance conduit and the kinetic pump for driving raw material to shift along the first conveyance conduit.

By using above-mentioned technical proposal, mixed raw material can be recycled between the first agitator and the second agitator and be stirred It mixes, is conducive to the uniformity for further increasing stirring operation.

The utility model is further arranged to: second agitator is set to the top of the first agitator, and described Ladle body volume of the ladle body volume of two agitators less than the first agitator.

By using above-mentioned technical proposal, the first agitator and the second agitator are mutually stacked, and the volume of the second agitator Less than the volume of the first agitator, the occupancy to working space is advantageously reduced.

The utility model is further arranged to: being connected between the discharge port of second agitator and the bung of the first agitator It is connected with the second conveyance conduit, and is provided with the second valve for controlling its on-off on second conveyance conduit.

By using above-mentioned technical proposal, mixed material in the first agitator and the second agitator can therebetween into Row circulation stirring operation, that is, that realizes mixed raw material spins upside down stirring operation, is conducive to further increase the equal of stirring operation Even property.

The utility model is further arranged to: the discharge outlet of first agitator is provided with pipe joint, the pipe It is communicated with discharge pipe between road connector and ball mill, and is provided with the pipeline valve for controlling its on-off at the pipe joint Door.

By using above-mentioned technical proposal, when closing pipeline valve, mixed raw material can carry out in the first agitator Stir operation；When opening pipeline valve, the mixed raw material for completing stirring operation can be entered in ball mill by discharge pipe Carry out ball milling operation.

The utility model is further arranged to: the ladle body of first agitator and the second agitator is disposed as hollow folder Layer structure, and the ladle body is communicated with the water inlet pipe and outlet pipe cooling for realizing circulating chilled water.

By using above-mentioned technical proposal, the first agitating unit and the second agitating unit can produce while being stirred operation Heat amount, the circulation cooling mechanism that water inlet pipe and outlet pipe are constituted play for the ladle body of the first agitator and the second agitator into The effect of row cooling, not only improves the operation safety of protection operator, and is conducive to improve the job stability of stirring operation.

The utility model is further arranged to: the ladle body bottom side of first agitator and the second agitator is uniformly welded It connects and is fixed with several support legs.

By using above-mentioned technical proposal, uniform welding is fixed on the ladle body bottom week of the first agitator and the second agitator The support leg of side plays the role of supporting firm ladle body, while playing the work for promoting the first agitator and the second agitator height With so that in the smooth entrance ball mill of the mixed raw material for completing stirring operation.

The utility model is further arranged to: the bung include be fixed on ladle body top open part fixed lid and It is removably fixed in the removable cover of ladle body top open part, the removable cover is overlapped in the top open part of ladle body and covers with fixed The top opening of closing ladle body is matched, and the removable cover opens wide and forms the feed inlet.

By using above-mentioned technical proposal, removable cover matches the top opening of closing ladle body with fixed lid；Operator Removable cover is removed, mixed raw material can be poured into ladle body or supplements mixed raw material into ladle body, structure is simple, have compared with Good ease of use.

The utility model is further arranged to: the top opening of the ladle body has been extended outward horizontally so as to form outer, and institute State the flexible buckle of flexible clamping between removable cover and outer.

By using above-mentioned technical proposal, when needing to close the top opening of ladle body, operator overlaps removable cover In on outer, and removable cover and outer are gripped using Elastic buckle, to achieve the purpose that further fix removable cover, mentioned High safety in utilization.

In conclusion the utility model has the following beneficial effects:

First, mixed raw material enter ball mill in front of first recycle in the first agitator and the second agitator it is pre- Operation is stirred, so that ball milling operation is carried out again after the full and uniform stirring of mixed raw material, to improve the mixing entered in ball mill The uniformity of raw material, and then reach the mesh for improving the quality of Ceramic Balls raw material lapping uniformity and Ceramic Balls following process operation 's；

Second, the arrangement of the first agitator and the second agitator is different, different using effects can be reached, work as the two When being arranged side by side, play the role of improving mixed raw material stirring operating efficiency and stirring operation uniformity；When the two is stacked up and down When, play the role of saving working space occupancy and improves stirring operating efficiency.

Detailed description of the invention

Fig. 1 is the general structure schematic diagram of the feed paddle device of ball mill in embodiment one；

Fig. 2 is primarily used for showing the structural schematic diagram of cycling element；

Fig. 3 is primarily used for showing the attachment structure schematic diagram of the first agitating unit and ladle body；

Fig. 4 is primarily used for showing the attachment structure schematic diagram of the second agitating unit and ladle body；

Fig. 5 is the general structure schematic diagram of the feed paddle device of ball mill in embodiment two.

Appended drawing reference: 1, the first agitator；11, the first agitating unit；111, flabellum is stirred；112, actuator；2, second Agitator；21, the second agitating unit；211, flabellum is rotated；212, force piece；3, cycling element；31, circulating line；32, it conveys Pump；33, the first conveyance conduit；331, the first valve；34, kinetic pump；35, the second conveyance conduit；351, the second valve；4, bucket Body；41, bung；411, fixed lid；412, removable cover；42, discharge port；43, feed inlet；44, outer；45, water inlet pipe；46, go out Water pipe；5, Elastic buckle；6, support leg；7, pipe joint；71, pipeline valve；8, discharge pipe.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

Embodiment one:

As shown in Figure 1, a kind of feed paddle device of ball mill, includes that the first agitator 1 and second being connected stirs Bucket 2 is mixed, is separately provided for stirring the first agitating unit of respectively internal raw material on the first agitator 1 and the second agitator 2 11 and second agitating unit 21, and be provided between the first agitator 1 and the second agitator 2 and stirred for realizing mixed raw material circulation The cycling element 3 mixed.Mixed raw material first carries out primary stirring operation in the first agitator 1, completes the mixed of primary stirring operation It closes raw material and enters back into progress secondary agitation operation in the second agitator 2, finally complete the mixed raw material entrance for stirring operation twice Ball milling operation is carried out in ball mill, (is just expected via subsequent height to be made and just expect required for ceramic ball processing operation After fast centrifugal atomizer processing, powder required for ceramic ball forming can be obtained), it not only improves raising mixed raw material stirring and grinds The uniformity of operation is ground, and is conducive to improve the quality of Ceramic Balls following process operation.

As shown in Figure 1, the first agitator 1 and the second agitator 2 include the ladle body 4 for being set as cylindrical structure, the 4 bottom of ladle body of one agitator 1 and 4 bottom of ladle body of the second agitator 2 are each formed with discharge port 42.First agitator 1 and The top of the ladle body 4 of two agitators 2 offers top opening, and top open part is provided with bung 41；In conjunction with Fig. 3 and Fig. 4 Shown, the top opening of ladle body 4 is formed as feed inlet 43, and when operator opens bung 41, operator can will be mixed Raw material is closed to be thrown in ladle body 4 from the feed inlet 43 of the first agitator 1 and the second agitator 2.

Bung 41 includes to be fixed on the fixation lid 411 of the top open part of ladle body 4 and be removably connected to ladle body 4 to push up The removable cover 412 of portion's opening, the top opening of ladle body 4 have been extended outward horizontally so as to form outer 44, then fix lid 411 and pass through spiral shell Bolt, which is worn, to be locked on outer 44, and removable cover 412 is overlapped in the top open part of ladle body 4 and abuts against with fixed lid 411, from And close the top opening of ladle body 4.In order to achieve the purpose that further fix removable cover 412, between removable cover 412 and outer 44 The flexible buckle 5 of flexible clamping；Operator dismantles Elastic buckle 5 and takes removable cover 412 away, then top open part opens wide, Form the feed inlet 43 of above-mentioned first agitator 1 and the second agitator 2.

As shown in Figure 1, the first agitator 1 and the second agitator 2 high settings such as side by side, and the first agitator 1 and second stirs 4 volume of ladle body for mixing bucket 2 is equal, i.e. the equivalent transfer of mixed raw material can be achieved between the first agitator 1 and the second agitator 2. Cycling element 3 includes to be connected to the circulating line 31 of the first agitator 1 and the second agitator 2 and for driving mixed raw material edge Circulating line 31 is transferred to the delivery pump 32 in the second agitator 2, and the first agitator 1 and the second stirring from the first agitator 1 The first conveyance conduit 33 for being transferred to the mixed raw material in the second agitator 2 in first agitator 1 is communicated between bucket 2 With kinetic pump 34, then mixed raw material can realize circulation stirring operation in the first agitator 1 and the second agitator 2.

In conjunction with shown in Fig. 3 and Fig. 4, above-mentioned first agitating unit 11 includes stirring in the ladle body 4 for protruding into the first agitator 1 The stirring flabellum 111 of mixed raw material and for drive stirring flabellum 111 rotate actuator 112, the second agitating unit 21 packet Include the rotation flabellum 211 that raw material is stirred in the ladle body 4 for protruding into the second agitator 2 and for driving rotation flabellum 211 The force piece 212 of rotation, and in the present embodiment, actuator 112 and force piece 212 are disposed as motor, to realize that first stirs Mix the stirring operation of bucket 1 and the second agitator 2.The ladle body 4 of first agitator 1 and the second agitator 2 is disposed as hollow sandwich Structure, and the upper and lower ends of ladle body 4 extend to form the water inlet pipe 45 and outlet pipe 46 cooling for realizing circulating chilled water, i.e., into Water pipe 45, outlet pipe 46 are connected with hollow sandwich structure；First agitating unit 11 and the second agitating unit 21 are stirred work A large amount of heat can be generated when industry, the cooling water in hollow sandwich structure plays the role of cooling down.

In order to consolidate the ladle body 4 of the first agitator 1 and the second agitator 2, the bucket of the first agitator 1 and the second agitator 2 4 bottom side uniform welding of body is fixed with several support legs 6, and support leg 6 is to play the firm effect of support.

It is specifically addressed below for the pipeline connecting mode between the first agitator 1 and the second agitator 2 (in conjunction with figure Shown in 1 and Fig. 2):

It is provided with pipe joint 7 at the discharge port 42 of first agitator 1, is communicated with out between pipe joint 7 and ball mill Pipe material 8, and the pipeline valve 71 for controlling its on-off is provided at pipe joint 7.One end of circulating line 31 and pipeline Connector 7 is connected, and the other end of circulating line 31 is connected with the side wall of the second agitator 2, and circulating line 31 is stirred with second Mix the top for being located proximate to ladle body 4 that the ladle body 4 of bucket 2 is connected；

One end of first conveyance conduit 33 is connected with the discharge port 42 of the second agitator 2, and the first conveyance conduit 33 with One end that the discharge port 42 of second agitator 2 is connected is provided with the first valve 331 for control piper on-off；First conveying The other end of pipeline 33 is connected with the side wall of the first agitator 1, and the ladle body 4 of the first conveyance conduit 33 and the first agitator 1 What is be connected is located proximate to the top of ladle body 4.

The present embodiment is further elaborated below with reference to specific movement:

Mixed raw material to be mixed is poured into the first agitator 1 by operator from the feed inlet 43 of the first agitator 1 In ladle body 4, the first agitating unit 11 being set on the first agitator 1 is stirred operation, the i.e. driving of actuator 112 stirring fan Leaf 111 rotates, and stirring after a certain period of time, opens the pipeline valve 71 in pipe joint 7, then the mixing in the first agitator 1 is former Material enters in the second agitator 2 under the action of delivery pump 32 via circulating line 31.Second be set on the second agitator 2 Agitating unit 21 is stirred operation, i.e. the driving of force piece 212 rotation flabellum 211 rotates, and opens on the first conveyance conduit 33 The first valve 331, then the mixed raw material in the second agitator 2 under the action of kinetic pump 34 via the first conveyance conduit 33 into Enter in the first agitator 1 and be stirred operation, to complete the pre- stirring operation of mixed raw material, finally via discharge pipe 8 into Enter and carries out ball milling operation in ball mill.

Embodiment two:

Fig. 1 compared with Fig. 5, the difference between this embodiment and the first embodiment lies in: the first agitator 1 and the second agitator 2 Arrangement mounting means it is different, and there is also areas for mode of movement of the mixed raw material between the first agitator 1 and the second agitator 2 Not.In the present embodiment, the second agitator 2 is set to the top of the first agitator 1, and 4 volume of ladle body of the second agitator 2 is small In 4 volume of ladle body of the first agitator 1.It is communicated between the discharge port 42 of second agitator 2 and the bung 41 of the first agitator 1 Second conveyance conduit 35, i.e. the second conveyance conduit 35 are plugged on the fixation lid 411 of bung 41 and protrude into ladle body 4, and second The second valve 351 for controlling its on-off is provided on conveyance conduit 35.The discharge port 42 of first agitator 1 and the second stirring Connection type between the side wall of bucket 2 is identical as the connection type in embodiment one, i.e. the discharge port 42 of the first agitator 1 and the Circulating line 31 is communicated between two agitators 2；But in the present embodiment, the bung 41 of the second agitator 2 is set as monoblock type Structure, i.e. the top opening of 41 the second agitator of integrally closed 2 of bung of the second agitator 2, then circulating line 31 is plugged in It on the bung 41 of two agitators 2 and protrudes into the ladle body 4 of the second agitator 2, to realize the pre- stirring operation of mixed raw material.

The present embodiment is further elaborated below with reference to specific movement:

Mixed raw material to be mixed is poured into the first agitator 1 by operator from the feed inlet 43 of the first agitator 1 In ladle body 4, the first agitating unit 11 being set on the first agitator 1 is stirred operation, the i.e. driving of actuator 112 stirring fan Leaf 111 rotates, and stirring after a certain period of time, opens the pipeline valve 71 in pipe joint 7, then the mixing in the first agitator 1 is former Material enters in the second agitator 2 under the action of delivery pump 32 via circulating line 31.Second be set on the second agitator 2 Agitating unit 21 is stirred operation, i.e. the driving of force piece 212 rotation flabellum 211 rotates, and opens on the second conveyance conduit 35 The second valve 351, then the mixed raw material in the second agitator 2 under the effect of gravity via the second conveyance conduit 35 enter first It is stirred operation in agitator 1, to complete the pre- stirring operation of mixed raw material, finally enters ball milling via discharge pipe 8 Ball milling operation is carried out in machine.

Present embodiment is only the explanation to the utility model, is not limitations of the present invention, this Field technical staff can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, But as long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (10)

1. a kind of feed paddle device of ball mill, it is characterised in that: include that the first agitator (1) and second being connected stirs It mixes bucket (2), is separately provided for stirring the of respective internal raw material on first agitator (1) and the second agitator (2) One agitating unit (11) and the second agitating unit (21), and be provided between first agitator (1) and the second agitator (2) For realizing the cycling element (3) of feedstock circulation stirring, the cycling element (3) includes connection the first agitator (1) and the The circulating line (31) of two agitators (2) and for driving raw material to be transferred to along circulating line (31) by the first agitator (1) Delivery pump (32) in second agitator (2)；

First agitator (1) and the second agitator (2) include ladle body (4) and bung (41), on the bung (41) It is formed with the feed inlet (43) for launching raw material to be mixed, and the bottom of the ladle body (4) offers and stirred for being discharged The discharge port (42) of raw material；

First agitating unit (11) include protrude into the first agitator (1) the stirring flabellum (111) of stirring raw material and For driving the actuator (112) of stirring flabellum (111) rotation, second agitating unit (21) includes to protrude into the second stirring The rotation flabellum (211) of stirring raw material and the force piece (212) for driving rotation flabellum (211) rotation in bucket (2).

2. a kind of feed paddle device of ball mill according to claim 1, it is characterised in that: first agitator (1) and the second agitator (2) high settings such as side by side, and the ladle body (4) of first agitator (1) and the second agitator (2) holds Product is equal.

3. a kind of feed paddle device of ball mill according to claim 2, it is characterised in that: second agitator (2) the first conveyance conduit (33) is communicated between ladle body (4) side wall of discharge port (42) and the first agitator (1) and is used for The kinetic pump (34) that driving raw material is shifted along the first conveyance conduit (33).

4. a kind of feed paddle device of ball mill according to claim 1, it is characterised in that: second agitator (2) it is set to the top of the first agitator (1), and ladle body (4) volume of second agitator (2) is less than the first agitator (1) ladle body (4) volume.

5. a kind of feed paddle device of ball mill according to claim 4, it is characterised in that: second agitator (2) it is communicated with the second conveyance conduit (35) between the bung (41) of discharge port (42) and the first agitator (1), and described second The second valve (351) for controlling its on-off is provided on conveyance conduit (35).

6. a kind of feed paddle device of ball mill according to claim 2 or 4, it is characterised in that: first stirring It is provided with pipe joint (7) at the discharge port (42) of bucket (1), is communicated with discharge nozzle between the pipe joint (7) and ball mill Road (8), and the pipeline valve (71) for controlling its on-off is provided at the pipe joint (7).

7. a kind of feed paddle device of ball mill according to claim 1, it is characterised in that: first agitator (1) and the ladle body (4) of the second agitator (2) is disposed as hollow sandwich structure, and the ladle body (4) is communicated with for realizing cold The hydronic water inlet pipe of water (45) and outlet pipe (46).

8. a kind of feed paddle device of ball mill according to claim 1 or claim 7, it is characterised in that: first stirring Ladle body (4) bottom side uniform welding of bucket (1) and the second agitator (2) is fixed with several support legs (6).

9. a kind of feed paddle device of ball mill according to claim 1, it is characterised in that: the bung (41) includes The activity for having the fixed lid (411) for being fixed on ladle body (4) top open part and being removably fixed in ladle body (4) top open part It covers (412), the removable cover (412) is overlapped in the top open part of ladle body (4) and matches closing ladle body with fixed lid (411) (4) top opening, and the removable cover (412) opens wide and forms the feed inlet (43).

10. a kind of feed paddle device of ball mill according to claim 9, it is characterised in that: the top of the ladle body (4) Portion's outward opening horizontal extension is formed with outer (44), and elastic card is connected to bullet between the removable cover (412) and outer (44) Property buckle (5).