CN206567538U - One kind circulation improved vertical sand mill - Google Patents
One kind circulation improved vertical sand mill Download PDFInfo
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- CN206567538U CN206567538U CN201720171418.8U CN201720171418U CN206567538U CN 206567538 U CN206567538 U CN 206567538U CN 201720171418 U CN201720171418 U CN 201720171418U CN 206567538 U CN206567538 U CN 206567538U
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- cylinder
- lapping liquid
- circulation loop
- sand mill
- output channel
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Abstract
Improved vertical sand mill is circulated the utility model discloses one kind, belongs to metal powder production apparatus technical field.It includes cylinder, stirring rod, slurry circulation loop and lapping liquid outer circulation loop, the entrance point in lapping liquid outer circulation loop is connected with cylinder, import is on cylinder along 30 50cm and at 5 15cm under the lapping liquid liquid level in cylinder, and the port of export in lapping liquid outer circulation loop is arranged on the feed pipe between outlet valve and circulating pump.The utility model is additionally arranged lapping liquid outer circulation loop on the basis of existing structure, concentration is diluted for 70% 90% alloy powder slurry with lapping liquid, the risk that effectively reduction feed pipe is blocked by alloy powder, the live load of circulating pump is alleviated simultaneously, and the fault rate of circulating pump is obviously reduced.The utility model has the advantages that simple in construction, reasonable in design, easily fabricated.
Description
Technical field
The utility model belongs to metal powder production apparatus technical field, is used for ferrite more specifically to one kind
The circulation improved vertical sand mill that magnetic material is crushed.
Background technology
Sand mill is widely used by industry as ferrite magnetic material disintegrating apparatus, mainly by cylinder, stirring rod,
Outlet valve, motor and circulating pump composition, using water as lapping liquid, using steel ball or zirconia ball as abrasive media, by ferrite powder
The superfines that zero point a few to tens of microns are not waited is broken into, the powder being ground typically carries out circulation material conveying by circulating pump, height
Enter it is low go out, go round and begin again, the fine powder that will be required according to the length of circulation time compared with the powder mull in coarse grain footpath into different-grain diameter.
Given this operation principle, sand mill is incorporated into the disintegrating process of alloy powder, in order to prevent alloy powder in water oxygen,
Using absolute alcohol as lapping liquid, crushing effect will be significantly better than other disintegrating apparatus such as ball mills.But, due to alloyed powder
The ratio at end is great, is having a downward power when high speed rotates plus stirring rod, alloy powder settling velocity is very fast, is sanded
Feed pipe between machine outlet valve and circulating pump is easy to be blocked by alloy powder, per when this happens, production just by
Compel to stop, cleaning work is wasted time and energy.
Publication number CN201586546U Chinese patent discloses a kind of vertical grinding machine, including sand cylinder, sand cylinder bottom
Threeway non-return valve is provided with portion's charging aperture, wherein threeway non-return valve one end is connected with sand cylinder bottom feed mouthful, threeway non-return valve
Another port is connected with feed pipe, and plug is housed on Centronics port, a threeway is installed at sand cylinder bottom feed mouth inverse
Only valve, during feeding, non-return valve forward conduction；When stopping feeding, non-return valve reversely ends, and prevents from flowing backwards, can be by beating during putty
Open plug cleaning putty position, it is to avoid pipeline is removed because of putty with preceding, but uses check valve arrangement complex, while inverse
Only valve abrasion is very fast, and consumptive material loss is big.
Publication number CN204365422U Chinese patent is disclosed and installed in a kind of sand mill, including frame, frame
Grinding container, motor, slurry circulation system, grinding container top are provided with discharging opening, grinding container provided with charging aperture, bottom
It is interior be provided with agitator and abrasive media, agitator include rotary shaft, stirring rod, discharging opening by conveying pipeline be connected with discharge duct and
Set on the feed pipe of slurry circulation system, discharge duct and control valve is set on control valve, the feed pipe of slurry circulation system, ground
Set on container and pressure sensor is set in alarm, grinding container, motor, control valve, alarm, pressure sensor lead to
Data wire connection PLC is crossed, the sand mill prevents the circulatory system from blocking by monitoring the situation in grinding container, structure
Complexity, powder precipitation speed is very fast in addition, it is impossible to fundamentally solve the problem of circulatory system is blocked.
The content of the invention
1st, the problem of solving
Blocked and cause by alloy powder for the feed pipe between prior art vertical grinding machine outlet valve and circulating pump
The problem of production is forced to stop, the utility model provides a kind of circulation improved vertical sand mill, is not changing original vertical sand
On the basis of mill structure, by setting up lapping liquid circulation loop, the problem of circulatory system is blocked fundamentally is solved, effectively
Ground has ensured the normal production of vertical grinding machine.
2nd, technical scheme
To solve the above problems, the utility model is adopted the following technical scheme that：
A kind of circulation improved vertical sand mill of the present utility model, including cylinder, stirring rod, circulating pump and slurry circulation
Loop, the cylinder top is provided with discharging opening, cylinder provided with charging aperture, bottom and is provided with stirring rod and abrasive media, discharging opening
It is connected with the feed pipe in discharge duct and slurry circulation loop, discharge duct and outlet valve is set, the vertical grinding machine also includes grinding
Liquid outer circulation loop, the entrance point in lapping liquid outer circulation loop is connected with cylinder, and import along 30-50cm and is located on cylinder
Under lapping liquid liquid level in cylinder at 5-15cm, the port of export in lapping liquid outer circulation loop is arranged between outlet valve and circulating pump
Feed pipe on.
As further improvement of the utility model, the lapping liquid outer circulation loop includes output channel and installed in defeated
The control valve gone out on pipeline, output channel is connected on the feed pipe between outlet valve and circulating pump by threeway, lapping liquid by
Output channel enters slurry circulation loop, by diluting slurry, reduces the circulation resistance of slurry, effectively prevents slurry circulation loop
Block.
As further improvement of the utility model, be provided with socket pipe on the cylinder, socket pipe horizontal by
Plane exceeds lapping liquid liquid level where 30 ° of -45 ° of angles, and the head of socket pipe, can so realize online replacing efferent duct
Road.
As further improvement of the utility model, the lapping liquid outer circulation loop also includes clip fast joint, output
Pipeline is connected on cylinder by clip fast joint, socket pipe, it is possible to achieve the quick-replaceable of output channel, while installing more
It is convenient.
As further improvement of the utility model, the output channel made by a diameter of 10mm stainless steel tube and
Into, it is contemplated that contain hard particles in slurry compositions, in cyclic process, the abrasion to output channel is larger, using stainless steel
Pipe, improves the anti-wear performance of output channel, service life is greatly prolonged.
As further improvement of the utility model, the output channel in the lapping liquid outer circulation loop is set to 1-3 roots,
When output channel is 2-3 roots, uniform ring, which is set, to be connected on cylinder, and lapping liquid can flow into slurry by the different directions of cylinder and follow
Loop back path, reduces particulate material and enters output channel.
As further improvement of the utility model, in the shape of a spiral, particulate material is in self gravitation and rotation for the socket pipe
It in the presence of power, can come back in cylinder, particulate material can be efficiently reduced and be originally drawn into lapping liquid outer circulation loop.
As further improvement of the utility model, the entrance point in the lapping liquid outer circulation loop is connected with cylinder, is entered
Mouth is on cylinder along 40cm and at 10cm under the lapping liquid liquid level in cylinder.
As further improvement of the utility model, the control valve is hand-operated valve or motor-driven valve.
3rd, beneficial effect
Compared to prior art, the beneficial effects of the utility model are：
(1) the utility model circulation improved vertical sand mill, is additionally arranged outside lapping liquid on the basis of existing structure and follows
Loop back path, concentration is diluted for 70%-90% alloy powder slurry with lapping liquid, and effectively reduction feed pipe is by alloyed powder
The risk that end is blocked, while alleviating the live load of circulating pump, the fault rate of circulating pump is obviously reduced；
(2) the utility model circulation improved vertical sand mill, is additionally arranged outside lapping liquid on the basis of original structure and follows
Loop back path, alloy powder operates steadily from top to bottom in sand mill, alloy powder even particle size distribution, different production batch it
Between difference substantially diminish；
(3) the utility model is used sets socket pipe horizontal by 30 ° of -45 ° of angles on cylinder, and socket pipe
Plane exceeds lapping liquid liquid level where head, can so realize online replacing output channel；
(4) output channel that the utility model is used is made by a diameter of 10mm stainless steel tube, improves output
The anti-wear performance of pipeline, service life is greatly prolonged；
(5) the utility model can set 2-3 root output channels, and uniform ring, which is set, to be connected on cylinder, and lapping liquid can be by
The different directions of cylinder flow into slurry circulation loop, reduce particulate material and enter output channel；
(6) the utility model uses spiral socket pipe, and particulate material is in the presence of self gravitation and revolving force, meeting
Come back in cylinder, particulate material can be efficiently reduced and be originally drawn into lapping liquid outer circulation loop；
(7) the utility model is simple in construction, reasonable in design, it is easy to manufacture.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure：1st, cylinder；1-1, charging aperture；1-2, discharging opening；1-3, discharge duct；1-4, outlet valve；1-5, socket pipe；2、
Stirring rod；3rd, lapping liquid liquid level；4th, feed pipe；5th, circulating pump；6th, output channel；7th, control valve；8th, threeway.
Embodiment
The utility model is further described below with reference to specific embodiment.
Embodiment 1
As shown in figure 1, a kind of circulation improved vertical sand mill includes cylinder 1, stirring rod 2, circulating pump 5, slurry circulation
Loop and lapping liquid outer circulation loop, the cylinder top are provided with discharging opening 1-2, cylinder and are provided with provided with charging aperture 1-1, bottom
Stirring rod 2 and abrasive media, discharging opening 1-2 are connected with discharge duct 1-3 and the feed pipe 4 in slurry circulation loop, discharge duct 1-3
Outlet valve 1-4 is set, and the entrance point in lapping liquid outer circulation loop is connected with cylinder 1, import on cylinder 1 along a segment distance,
This distance can be 30cm, 35cm, 40cm, 45cm or 50cm, meanwhile, import be located at cylinder 1 in lapping liquid liquid level 3 it is next
Segment distance, this distance can be 5cm, 8cm, 10cm, 12cm or 15cm, it is preferred that import is on cylinder 1 along 40cm and position
At 3 times 10cm of lapping liquid liquid level in cylinder 1, the port of export in lapping liquid outer circulation loop is arranged at outlet valve 1-4 and circulation
On feed pipe 4 between pump 5.
Wherein, lapping liquid outer circulation loop includes output channel 6 and the control valve 7 on output channel, control valve
Can be hand-operated valve or motor-driven valve, output channel 6 is connected to the feed pipe 4 between outlet valve 1-4 and circulating pump 5 by threeway 8
On, lapping liquid enters slurry circulation loop by output channel, by diluting slurry, reduces the circulation resistance of slurry, effectively prevents
Slurry circulation loop is blocked.
In view of containing hard particles in slurry compositions, in cyclic process, the abrasion to output channel 6 is larger, output
Pipeline 6 is made by a diameter of 10mm stainless steel tube, improves the anti-wear performance of output channel 6, and service life is prolonged significantly
It is long.
Embodiment 2
The circulation improved vertical sand mill of the present embodiment, on the basis of embodiment 1, lapping liquid outer circulation loop is also wrapped
Clip fast joint (not marked in figure) is included, output channel 6 is connected on cylinder 1 by clip fast joint, socket pipe 1-5, can be with
The quick-replaceable of output channel 6 is realized, while installing more convenient.
Embodiment 3
The circulation improved vertical sand mill of the present embodiment, on the basis of embodiment 1, lapping liquid outer circulation loop it is defeated
Go out pipeline 6 and be set to 1-3 roots, when output channel is 2-3 roots, uniform ring, which is set, to be connected on cylinder 1, and lapping liquid can be by cylinder
1 different directions flow into slurry circulation loop, reduce particulate material and enter output channel 6.
Embodiment 4
The circulation improved vertical sand mill of the present embodiment, is slightly changed on the basis of embodiment 1.Generally,
Sand mill is that 24h runs without interruption, therefore, in order to realize that online change is provided with socket pipe 1-5 on output channel 6, cylinder 1,
Socket pipe 1-5 is horizontal by certain angle, and the number of degrees of this angle can be 30 °, 40 ° or 45 °, preferably 30 °, socket
The wave molding that plane where pipe 1-5 head exceeds in lapping liquid liquid level 3, figure represents lapping liquid liquid level 3.
Further, the socket pipe 1-5 in the present embodiment can use spiral helicine pipe, particulate material in self gravitation and
It in the presence of revolving force, can come back in cylinder 1, particulate material can be efficiently reduced and be originally drawn into lapping liquid outer circulation loop
In.
Schematically the utility model and embodiments thereof are described above, the description does not have restricted, accompanying drawing
Shown in be also one of embodiment of the present utility model, actual structure is not limited thereto.So, if this area
Those of ordinary skill enlightened by it, do not departing from the case that the utility model creates objective, designed without creative
The frame mode similar to the technical scheme and embodiment, all should belong to protection domain of the present utility model.
Claims (9)
1. one kind circulation improved vertical sand mill, including cylinder（1）, stirring rod（2）, circulating pump（5）With slurry circulation loop,
The cylinder（1）Top is provided with charging aperture（1-1）, bottom be provided with discharging opening（1-2）, cylinder（1）It is interior to be provided with stirring rod（2）With grind
Grinding media, discharging opening（1-2）It is connected with discharge duct（1-3）With the feed pipe in slurry circulation loop（4）, discharge duct（1-3）On set
Put outlet valve（1-4）, it is characterised in that the vertical grinding machine also includes lapping liquid outer circulation loop, lapping liquid outer circulation loop
Entrance point and cylinder（1）Connection, import is apart from cylinder（1）On along 30-50 cm and positioned at cylinder（1）Interior lapping liquid liquid level
（3）At lower 5-15 cm, the port of export in lapping liquid outer circulation loop is arranged at outlet valve（1-4）And circulating pump（5）Between charging
Pipe（4）On.
2. circulation improved vertical sand mill according to claim 1, it is characterised in that the lapping liquid outer circulation loop
Including output channel（6）And installed in output channel（6）On control valve（7）, output channel（6）Pass through threeway（8）It is connected to
Outlet valve（1-4）And circulating pump（5）Between feed pipe（4）On, lapping liquid is by output channel（6）Into slurry circulation loop.
3. circulation improved vertical sand mill according to claim 2, it is characterised in that the cylinder（1）On be provided with
Socket pipe（1-5）, socket pipe（1-5）Horizontal by 30 ° of -45 ° of angles, and socket pipe（1-5）Head where plane exceed
Lapping liquid liquid level（3）.
4. circulation improved vertical sand mill according to claim 3, it is characterised in that the lapping liquid outer circulation loop
Also include clip fast joint, output channel（6）Pass through clip fast joint, socket pipe（1-5）It is connected to cylinder（1）On.
5. the circulation improved vertical sand mill according to claim any one of 2-4, it is characterised in that the output channel
（6）It is made by a diameter of 10 mm stainless steel tube.
6. circulation improved vertical sand mill according to claim 2, it is characterised in that the lapping liquid outer circulation loop
Output channel（6）1-3 roots are set to, work as output channel（6）During for 2-3 roots, uniform ring, which is set, is connected to cylinder（1）On.
7. circulation improved vertical sand mill according to claim 3, it is characterised in that the socket pipe（1-5）In spiral shell
Revolve shape.
8. the circulation improved vertical sand mill according to claim any one of 1-4, it is characterised in that outside the lapping liquid
The entrance point and cylinder of circulation loop（1）Connection, import is apart from cylinder（1）On along 40 cm and positioned at cylinder（1）Interior lapping liquid
Liquid level（3）At lower 10 cm.
9. circulation improved vertical sand mill according to claim 2, it is characterised in that the control valve（7）To be manual
Valve or motor-driven valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720171418.8U CN206567538U (en) | 2017-02-24 | 2017-02-24 | One kind circulation improved vertical sand mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720171418.8U CN206567538U (en) | 2017-02-24 | 2017-02-24 | One kind circulation improved vertical sand mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206567538U true CN206567538U (en) | 2017-10-20 |
Family
ID=60059333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720171418.8U Active CN206567538U (en) | 2017-02-24 | 2017-02-24 | One kind circulation improved vertical sand mill |
Country Status (1)
| Country | Link |
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| CN (1) | CN206567538U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112246359A (en) * | 2020-09-19 | 2021-01-22 | 魏朵朵 | Raw material grinding device with material circulation function for production of petroleum processing catalyst |
-
2017
- 2017-02-24 CN CN201720171418.8U patent/CN206567538U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112246359A (en) * | 2020-09-19 | 2021-01-22 | 魏朵朵 | Raw material grinding device with material circulation function for production of petroleum processing catalyst |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 243000 No.1, Cishan Road, Yushan Economic Development Zone, Yushan District, Ma'anshan, Anhui Province Patentee after: Ma'anshan Xinkangda Magnetic Industry Co.,Ltd. Address before: 243000 No.1 Cishan Road, Yushan Economic Development Zone, Yushan District, Ma'anshan City, Anhui Province Patentee before: MAANSHAN NEW CONDA MAGNETIC INDUSTRIAL CO.,LTD. |