CN110369053A - A kind of laboratory multifunctional stirring formula ball mill - Google Patents
A kind of laboratory multifunctional stirring formula ball mill Download PDFInfo
- Publication number
- CN110369053A CN110369053A CN201910757306.4A CN201910757306A CN110369053A CN 110369053 A CN110369053 A CN 110369053A CN 201910757306 A CN201910757306 A CN 201910757306A CN 110369053 A CN110369053 A CN 110369053A
- Authority
- CN
- China
- Prior art keywords
- ball
- ball milling
- end cap
- tank body
- support post
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- B02C17/10—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 with one or a few disintegrating members arranged in the container
-
- 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
- B02C17/16—Mills in which a fixed container houses stirring means tumbling the charge
- B02C17/163—Stirring means
-
- 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
- B02C17/1815—Cooling or heating devices
-
- 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
- B02C17/22—Lining for containers
- B02C17/225—Lining for containers using rubber or elastomeric material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C25/00—Control arrangements specially adapted for crushing or disintegrating
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses a kind of laboratory multifunctional ball mill and its application methods.Multifunctional stirring formula ball mill structure includes pedestal, support post, crossbeam, motor, ball milling tank body, end cap, agitating shaft, shaft coupling.Ball milling tank body be it is jacket structured, be passed through liquid nitrogen, it can be achieved that deep cooling ball milling in the collet of ball milling tank body.Cooling water is passed through in the collet of ball milling tank body, it can be achieved that water cooling ball milling.Vacuum pump is accessed in the vacuum pumping opening of end cap, required vacuum degree will be evacuated in ball grinder body, it can be achieved that vacuum ball milling.After being evacuated to set vacuum degree in ball grinder body, inert gas is filled with, it can be achieved that inert gas shielding ball milling.The present invention provides a kind of reliable and stable equipment for the milling atmosphere of different demands, prepares dusty material for laboratory and provides a kind of multi-function ball mill apparatus.
Description
Technical field
The invention belongs to dusty material preparation and Mechanic Alloying Technologies, and it is multi-functional to provide a kind of laboratory in particular
Stirring ball mill and its application method.
Background technique
Ball mill is mainly used for mixing powder body material, grinds and mechanical alloying, be powder metallurgical technique must
Standby device.Stirring ball mill because the features such as its is easy to operate, flexible structure, high grinding efficiency laboratory new material develop and
It is widely used in preparation.However, existing laboratory blender formula ball mill is due to being not implemented end cap, agitating shaft and ball grinder at present
Sealing between body cannot achieve the ball milling operation under the conditions of vacuum and inert gas shielding.For requiring the powder of deep cooling ball milling,
Also mainly liquid nitrogen is directly added into ball grinder at present and carries out ball milling, not only cannot achieve the precise measurement and control of powder temperature
System, but also will cause the pollution of powder.
Summary of the invention
The invention reside in solve the existing stirring ball mill in laboratory in new material R&D process, it is difficult to meet different works
It the problem of condition demand, provides that a kind of ball milling effect is good, while meeting multifunctional ball mill and its user of different ball milling operating conditions
Method.
In order to solve the above-mentioned technical problems, the present invention provides a kind of laboratory multifunctional stirring formula ball mills, including bottom
Seat, the first support post, the second support post, crossbeam, motor, ball milling tank body, end cap, agitating shaft, shaft coupling；Crossbeam and first
Support post, the second support post connect, and motor is fixed on crossbeam, and motor is coupled by shaft coupling with agitating shaft, stir
Axis, motor and crossbeam form integrated part, ball milling tank body and end cap junction and are sealed by ring structure, agitating shaft and end
Coupled between lid by vacuum dynamic seal structure, the stirring rod of hierarchic structure is welded on agitating shaft surface, which is characterized in that ball grinder
The outer wall of body has collet, there is input pipe, input pipe ball valve, efferent duct and efferent duct ball valve, the outside cladding of collet on collet
There is insulating layer, end cap is equipped with being capable of the intracorporal temperature measuring device of real-time measurement ball grinder.
Preferably, the end cover surface is equipped with exhaust tube and exhaust tube ball valve, by exhaust tube to carrying out in ball grinder body
It vacuumizes.
It is highly preferred that the end cover surface is equipped with gas inlet pipe and gas inlet pipe ball valve, by gas inlet pipe, to
Protective gas is inputted in ball grinder body, realizes the powder ball milling under gas shield environment.
Preferably, first support post is screw structure, and top is equipped with rotation handwheel；Crossbeam is existed by screw structure
It realizes and moves up and down on first support post and the second support post.
Preferably, the insulating layer is polyurethane material.
Multifunctional stirring formula ball milling of the invention passes through the temperature measuring device real-time measurement ball grinder that is installed on end cap
Intracorporal temperature adjusts cooling water flow by ball valve, realizes the control in ball milling operation process to powder temperature；Pass through installation
In the intracorporal temperature of temperature measuring device real-time measurement ball grinder on end cap, the flow of liquid nitrogen, realization pair are adjusted by ball valve
The control of powder temperature in deep cooling ball milling；By gas inlet pipe and ball valve, protective gas is inputted into ball grinder body, is realized
Powder ball milling under vacuum and gas protection ring border.
Compared with prior art, the beneficial effects of the present invention are:
Multifunctional stirring formula ball milling of the invention provides the environment of vacuum and gas shield, while having deep cool and room temperature ring concurrently
The ball milling function in border.Temperature measuring device on end cap can real-time detection and the feedback intracorporal temperature of ball grinder, realize ball milling mistake
The excessively middle temperature of journey accurately controls.
The functions such as vacuum, gas shield, deep cool, normal temperature environment ball milling are integrated in a kind of stirring-type ball milling dress in the present invention
It sets, laboratory multifunctional stirring formula ball mill is provided.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the multifunctional stirring formula ball mill of the embodiment of the present invention 1；
Fig. 2 is the SEM figure after the WC-Co hard alloy powder ball milling of embodiment 2；
Fig. 3 is the SEM figure after the FeCrNiCoAl high-entropy alloy composite powder ball milling of embodiment 3；
Fig. 4 is the SEM figure after the nanocrystalline aluminium powder ball milling of embodiment 4；
Appended drawing reference: 1 is pedestal, and 100 be the first support post, and 101 be the second support post, and 2 be input pipe, and 3 be defeated
Enter pipe ball valve, 4 be insulating layer, and 5 be collet, and 6 be ball milling tank body, and 600 be ring structure, and 7 be crossbeam, and 8 be exhaust tube, and 9 are
Exhaust tube ball valve, 10 be motor, and 11 be shaft coupling, and 12 be end cap, and 13 be gas inlet pipe, and 14 be gas inlet pipe ball valve, 15
It is agitating shaft for temperature measuring device, 16,160 be vacuum dynamic seal structure, and 17 be stirring rod, and 18 be efferent duct, and 19 be output
Pipe ball valve, 20 be rotation handwheel.
Specific embodiment
Present invention will be further explained below with reference to specific examples.It should be understood that these embodiments are merely to illustrate the present invention
Rather than it limits the scope of the invention.In addition, it should also be understood that, after reading the content taught by the present invention, those skilled in the art
Member can make various changes or modifications the present invention, and such equivalent forms equally fall within the application the appended claims and limited
Range.
Embodiment 1
As shown in Figure 1, a kind of laboratory multifunctional stirring formula ball mill, including pedestal 1 are present embodiments provided, first
Support column 100, the second support post 101, input pipe 2, input pipe ball valve 3, insulating layer 4, collet 5, ball milling tank body 6, sealing ring
Structure 600, crossbeam 7, exhaust tube 8, exhaust tube ball valve 9, motor 10, shaft coupling 11, end cap 12, gas inlet pipe 13, gas is defeated
Enter pipe ball valve 14, temperature measuring device 15, agitating shaft 16, vacuum dynamic seal structure 160, stirring rod 17, efferent duct 18, efferent duct
Ball valve 19 rotates handwheel 20；
First support post 100 is screw structure, and top is equipped with rotation handwheel 20；Crossbeam 7 and the first support post 100,
Second support post 101 connects, and motor 10 is fixed on crossbeam 7, and motor 10 is coupled with agitating shaft 16 by shaft coupling 11, stirred
It mixes axis 16, motor 10 and crossbeam 7 and forms integrated part, integrated part and the first support post 100, the second support post
It is connected between 101 by screw structure, realizes moving up and down for integrated part using the rotation control of handwheel 20
Ball milling tank body 6 and 12 junction of end cap are sealed by ring structure 600, are passed through between agitating shaft 16 and end cap 12
Vacuum dynamic seal structure 160 couples, and the stirring rod 17 of hierarchic structure is welded on 16 surface of agitating shaft, which is characterized in that ball milling tank body 6
Outer wall have jacket structured 5, have input pipe 2, input pipe ball valve 3, efferent duct 18 and efferent duct ball valve 19, collet 5 on collet 5
Outside be coated with polyurethane insulation coating 4, end cap 12 is equipped with being capable of temperature measuring device in real-time measurement ball milling tank body 6
15；
12 surface of end cap is equipped with exhaust tube 8 and exhaust tube ball valve 9, by exhaust tube 8 to taking out in ball milling tank body 6
Vacuum；12 surface of end cap is additionally provided with gas inlet pipe 13 and gas inlet pipe ball valve 14, by gas inlet pipe 13, to ball
Protective gas is inputted in grinding jar body 6, realizes the powder ball milling under gas shield environment.
By the temperature in the 15 real-time measurement ball milling tank body 6 of temperature measuring device that is installed on end cap 12, pass through ball valve 3
Cooling water flow is adjusted, realizes the control in ball milling operation process to powder temperature；It is surveyed by the temperature being installed on end cap 12
The temperature in 15 real-time measurement ball milling tank body 6 of device is measured, the flow of liquid nitrogen is adjusted by ball valve 3, is realized to powder in deep cooling ball milling
The control of material temperature degree；By gas inlet pipe 13 and ball valve 14, protective gas is inputted into ball milling tank body 6, realize vacuum and
Powder ball milling under gas shield environment.
Embodiment 2
The present embodiment realizes WC-Co hard alloy powder using multifunctional stirring formula ball mill in laboratory described in embodiment 1
The preparation at end, the specific steps are as follows:
(1) powder weighs: the electronic balance for being 0.01g with precision weighs 360g tungsten-carbide powder and 40g cobalt powder respectively,
Enter in ball grinder body 6；
(2) mill ball weighs: electronic scale weighs 4000g'sWC-Co mill ball, pour into ball milling tank body 6.Amount
200mL dehydrated alcohol is taken to pour into ball milling tank body 6；
(3) agitating shaft is fixed: rotation hand wheel 20 adjusts the position of crossbeam 7, so that end cap 12, agitating shaft 16 are in the position of setting
It sets；
(4) cooling water connects: accessing cooling water from input pipe 2, efferent duct 19 is accessed drainage arrangement；
(5) ball milling operation: the revolving speed of setting motor 10 opens motor, runs the time of setting, it is hard that ball milling obtains WC-Co
Matter alloy powder, SEM scheme as indicated with 2, and uniform structure is presented in hard alloy crystal grain, and it is good to show that tungsten carbide powder and cobalt powder obtain
Good ball milling mixing effect.It is good hard to show that ball mill structure provided by the invention can provide for cemented carbide powder preparation
Part equipment.
Embodiment 3
The present embodiment realizes that FeCrNiCoAl high entropy closes using multifunctional stirring formula ball mill in laboratory described in embodiment 1
Golden composite powder preparation, the specific steps are as follows:
(1) powder weighs: the electronic balance for being 0.01g with precision weighs purity >=99wt.% Fe powder 13.28g respectively,
Cr powder 12.32g, Ni powder 14.00g, Co powder 14.00g, Al powder 6.40g, is poured into ball milling tank body 6.
(2) mill ball weighs: electronic scale weighs 600g'sWC mill ball, pour into ball milling tank body 6.
(3) agitating shaft is fixed: rotation hand wheel 20 adjusts the position of support beam 7, so that end cap 12, agitating shaft 16 are being set
Position.
(4) cooling water connects: accessing cooling water from input pipe 2, efferent duct 19 is accessed drainage arrangement.
(5) it vacuumizes: vacuum pump being connected to exhaust tube 8, opens ball valve 9, is evacuated to target pressure value, closes ball valve 9,
Close vacuum pump.Argon gas is accessed from gas inlet pipe 13, opens ball valve 14 to target pressure value.Close ball valve 14.
(6) ball milling operation: the revolving speed of setting motor 10 opens motor, runs the time of setting, ball milling obtains
FeCrNiCoAl high-entropy alloy composite powder, SEM figure is shown as indicated at 3, in figure can not in high-entropy alloy particle generated
The crystal grain boundary line seen, the powder of different elements occur solid-state diffusion in mechanical milling process, obtain good high entropy between internal constituent element
Alloy structure tissue.Show that ball mill structure provided by the invention can be prepared for high quality high-entropy alloy and good hardware is provided
Equipment.
Embodiment 4
The present embodiment realizes nanocrystalline aluminium powder system using multifunctional stirring formula ball mill in laboratory described in embodiment 1
It is standby, the specific steps are as follows:
(1) powder weighs: the pure aluminium powder 50g that the electronic balance weighing average particle size for being 0.01g with precision is about 50 μm,
Enter in ball grinder body 6.
(2) mill ball weighs: electronic scale weighs 500g'sStainless-steel grinding ball, pour into ball milling tank body 6.
(3) agitating shaft is fixed: rotation hand wheel 20 adjusts the position of support beam 7, so that end cap 12, agitating shaft 16 are being set
Position.
(4) liquid nitrogen connects: accessing liquid nitrogen from input pipe 2, efferent duct 19 is accessed exhaust apparatus.It is controlled by regulation ball valve 3
Liquid nitrogen flow processed guarantees that temperature is at -120 DEG C or so in tank.
(5) ball milling operation: the revolving speed of setting motor 10 opens motor, runs the time of setting, ball milling obtains nanocrystalline aluminium
Powder, SEM scheme as indicated at 4, and the nanocrystalline aluminium powder in figure shows significant cluster-shaped, reunited by nanoscale crystal grain and
At showing that crystal has good nano-sized features.Show that ball mill provided by the present invention can be realization nanocrystal
Powder preparation good hardware device is provided.
Claims (5)
1. a kind of laboratory multifunctional stirring formula ball mill, including pedestal (1), the first support post (100), the second support post
(101), crossbeam (7), motor (10), ball milling tank body (6), end cap (12), agitating shaft (16), shaft coupling (11)；Crossbeam (7) and the
One support post (100), the second support post (101) connect, and are fixed with motor (10) on crossbeam (7), motor (10) passes through
Shaft coupling (11) couples with agitating shaft (16), and agitating shaft (16), motor (10) and crossbeam (7) form integrated part, ball grinder
Body (6) and end cap (12) junction are sealed by ring structure (600), pass through vacuum between agitating shaft (16) and end cap (12)
The stirring rod (17) of hierarchic structure is welded on movable sealing structure (160) connection, agitating shaft (16) surface, which is characterized in that ball grinder
The outer wall of body (6) has collet (5), has input pipe (2), input pipe ball valve (3), efferent duct (18) and efferent duct on collet (5)
Ball valve (19) is coated with insulating layer (4) on the outside of collet (5), and end cap (12) is equipped with can be in real-time measurement ball milling tank body (6)
Temperature measuring device (15).
2. multifunctional stirring formula ball mill in laboratory as described in claim 1, which is characterized in that end cap (12) surface is also
Equipped with exhaust tube (8) and exhaust tube ball valve (9), vacuumized by the way that exhaust tube (8) is interior to ball milling tank body (6).
3. multifunctional stirring formula ball mill in laboratory as claimed in claim 2, which is characterized in that end cap (12) surface is set
There are gas inlet pipe (13) and gas inlet pipe ball valve (14), by gas inlet pipe (13), input is protected into ball milling tank body (6)
Shield property gas, realizes the powder ball milling under gas shield environment.
4. multifunctional stirring formula ball mill in laboratory as described in claim 1, which is characterized in that first support post
It (100) is screw structure, top is equipped with rotation handwheel (20)；Crossbeam (7) by screw structure in the first support post (100) and
It realizes and moves up and down on second support post (101).
5. multifunctional stirring formula ball mill in laboratory as described in claim 1, which is characterized in that the insulating layer (4) is poly-
Urethane material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910757306.4A CN110369053A (en) | 2019-08-16 | 2019-08-16 | A kind of laboratory multifunctional stirring formula ball mill |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910757306.4A CN110369053A (en) | 2019-08-16 | 2019-08-16 | A kind of laboratory multifunctional stirring formula ball mill |
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| Publication Number | Publication Date |
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| CN110369053A true CN110369053A (en) | 2019-10-25 |
Family
ID=68259672
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910757306.4A Pending CN110369053A (en) | 2019-08-16 | 2019-08-16 | A kind of laboratory multifunctional stirring formula ball mill |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113858514A (en) * | 2021-09-13 | 2021-12-31 | 泗阳杰盛医疗科技有限公司 | Production method of butyronitrile latex gloves with stable performance |
| CN113998897A (en) * | 2021-10-28 | 2022-02-01 | 杭州光学精密机械研究所 | Equipment for rapidly synthesizing chalcogenide glass powder |
| CN115452636A (en) * | 2022-09-05 | 2022-12-09 | 天津大学 | Vacuum drum abrasion experiment device |
| CN115921036A (en) * | 2022-11-25 | 2023-04-07 | 杭州光学精密机械研究所 | Fine powder leakage prevention ball milling device for synthesizing chalcogenide glass powder |
| DE102022129099A1 (en) | 2022-07-15 | 2024-01-18 | Changsha Mitr Instrument Equipment Co., Ltd | Vacuum high temperature heat treatment ball mill |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113858514A (en) * | 2021-09-13 | 2021-12-31 | 泗阳杰盛医疗科技有限公司 | Production method of butyronitrile latex gloves with stable performance |
| CN113858514B (en) * | 2021-09-13 | 2024-05-14 | 泗阳杰盛医疗科技有限公司 | Production method of nitrile latex gloves with stable performance |
| CN113998897A (en) * | 2021-10-28 | 2022-02-01 | 杭州光学精密机械研究所 | Equipment for rapidly synthesizing chalcogenide glass powder |
| CN113998897B (en) * | 2021-10-28 | 2023-11-24 | 杭州光学精密机械研究所 | Equipment for rapidly synthesizing chalcogenide glass powder |
| DE102022129099A1 (en) | 2022-07-15 | 2024-01-18 | Changsha Mitr Instrument Equipment Co., Ltd | Vacuum high temperature heat treatment ball mill |
| CN115452636A (en) * | 2022-09-05 | 2022-12-09 | 天津大学 | Vacuum drum abrasion experiment device |
| CN115921036A (en) * | 2022-11-25 | 2023-04-07 | 杭州光学精密机械研究所 | Fine powder leakage prevention ball milling device for synthesizing chalcogenide glass powder |
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Application publication date: 20191025 |