CN207823170U - Automatic oxygen-complementing type air-flow mill apparatus - Google Patents
Automatic oxygen-complementing type air-flow mill apparatus Download PDFInfo
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- CN207823170U CN207823170U CN201721737865.1U CN201721737865U CN207823170U CN 207823170 U CN207823170 U CN 207823170U CN 201721737865 U CN201721737865 U CN 201721737865U CN 207823170 U CN207823170 U CN 207823170U
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Abstract
The utility model provides a kind of automatic oxygen-complementing type air-flow mill apparatus.The automatic oxygen-complementing type air-flow mill apparatus includes air-flow mill apparatus and automatic oxygen supplementing device, the automatic oxygen supplementing device is connect with the air-flow mill apparatus, the automatic oxygen supplementing device includes sampling throttling set, trace oxygen analyzer, oxygen content compares control device, mass flow instrument and industrial pure oxygen tank, the sampling throttling set is connect with the air-flow mill apparatus, the trace oxygen analyzer is connect with the sampling throttling set, the oxygen content comparison control device is connect with the trace oxygen analyzer, the mass flow instrument is connect with oxygen content comparison control device, the industrial pure oxygen tank is connect by the mass flow instrument with the air-flow mill apparatus.A kind of automatic oxygen-complementing type air-flow mill apparatus provided by the utility model uses the automatic oxygen supplementing device, can guarantee oxygen content in airflow milling apparatus system.
Description
Technical field
The utility model is related to airflow milling appliance arrangement field more particularly to a kind of automatic oxygen-complementing type air-flow mill apparatus.
Background technology
So-called airflow milling is so that particle is mutually generated impact, collision and friction using the energy of high-speed flow, to lead
Solid material is caused to crush.Airflow milling is mainly by following several types；Spiral jet pulverizer, circulating airflow milling, to spray formula air-flow
Mill, target formula airflow milling, fluidization are widely used that fluidization to spraying formula airflow milling, high speed to spraying formula airflow milling, in magnetic industry
Air-flow is generated by being expanded rapidly after spraying high pressure gas mounted on the nozzle on grinding machine periphery.Due to fast near nozzle
Degree gradient is very big, and therefore, most of pulverization is happened near nozzle, in pulverizing chamber, particle and inter-particle collision
Frequency be significantly larger than the collision of particle and wall, pulverizing chamber is not worn in process of lapping, will not be mixed into impurity, gas is swollen
So that temperature of charge is reduced again when swollen, is suitble to the powder requirement processed of NdFeB material.
003 neodymium iron boron magnetic materials are (5 9 nitrogen) carried out in purity nitrogen gas shielded in pulverizing process, while being ground
A certain amount of oxygen to be also added during material, and very high to the oxygen content requirement in system, this is just to oxygenating in equipment
Required precision is very high, and oxygenating is to lean on to adjust the valve size of float-type instrument manually to realize, because of abrasive material in existing equipment
In the process, material number the size of oxygen content in system can be all influenced with the speed of abrasive material.So wanting frequent de-regulation floating
Sub- flow instrument, which increase the labor intensity of worker.There is clearly disadvantageous.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of reduction hand labor, can automatically control oxygenating amount
Automatic oxygen-complementing type air-flow mill apparatus.
Automatic oxygen-complementing type air-flow mill apparatus provided by the utility model includes air-flow mill apparatus and automatic oxygen supplementing device, described
Automatic oxygen supplementing device is connect with the air-flow mill apparatus, and the automatic oxygen supplementing device includes sampling throttling set, micro amount of oxygen analysis
Instrument, oxygen content comparison control device, mass flow instrument and industrial pure oxygen tank, the sampling throttling set are filled with the airflow milling
Set connection, the trace oxygen analyzer is connect with the sampling throttling set, oxygen content comparison control device with it is described micro-
Oxygen analyzer connection is measured, the mass flow instrument is connect with oxygen content comparison control device, and the industrial pure oxygen tank is logical
The mass flow instrument is crossed to connect with the air-flow mill apparatus.
In automatic a kind of preferred embodiment of oxygen-complementing type air-flow mill apparatus provided by the utility model, the oxygen content comparison
Control device includes analog-digital converter, parameter setting comparison controller PLC and digital analog converter, the analog-digital converter with it is described
Trace oxygen analyzer connects, and the parameter setting comparison controller PLC is connect with the analog-digital converter, the digital analog converter
It is connect with parameter setting comparison controller PLC, the digital analog converter is connect with the mass flow instrument.
In automatic a kind of preferred embodiment of oxygen-complementing type air-flow mill apparatus provided by the utility model, the air-flow mill apparatus
Including grinding machine, separator, filter, compressor, cooling driers and nitrogen closed circuit circulatory system, the nitrogen closed circuit circulatory system follows
Ring type connects the grinding machine, separator, filter, compressor, cooling driers, the automatic oxygen supplementing device with the nitrogen is closed circuit follows
Loop system connects.
In automatic a kind of preferred embodiment of oxygen-complementing type air-flow mill apparatus provided by the utility model, the grinding machine is fluidised form
Change to spraying formula airflow milling, including high-speed flow nozzle, the high-speed flow nozzle is set on the grinding machine.
In automatic a kind of preferred embodiment of oxygen-complementing type air-flow mill apparatus provided by the utility model, the parameter setting pair
Include oxygen content setting value input window than controller PLC, the oxygen content setting value input window is set to the parameter setting
It compares on control PLC.
The working principle and beneficial effect of the automatic oxygen-complementing type air-flow mill apparatus of the utility model：
It first passes through throttling set to be sampled system, is sent in chemical trace amount oxygen analyzer, is detected, and inspection
The electric signal of 4~20mA of measured value is sent in analog-digital converter.
Further, the signal that analog-digital converter is collected is sent directly into programmable controller, and controlling value is sent to
In digital analog converter, it is converted into the electric signal of 0~5V, is sent in mass flow instrument.
In one embodiment of the utility model, oxygen content setting value is inputted by the setting window on touch screen, is come
Oxygen content in control system, and be allowed to reach steady before the deadline, and can automatically be carried out according to the weight of abrasive material
It adjusts, produces a desired effect.
As a result of technical solution as above, oxygen content is steady in effective solution air-flow grinding system, and size is not
Equal deficiency can play stabilization completely, provide convenience for production, and daily maintenance is easy, alleviates worker's
Labor intensity increases the safety used, and production efficiency is also improved, and is promoted the use of conducive in airflow milling.
Description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Other attached drawings are obtained, wherein：
Fig. 1 is the structural schematic diagram of automatic one preferred embodiment of oxygen-complementing type air-flow mill apparatus provided by the utility model.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The all other embodiment obtained, shall fall within the protection scope of the present invention.
Referring to Fig. 1, Fig. 1 is the structure of automatic one preferred embodiment of oxygen-complementing type air-flow mill apparatus provided by the utility model
Schematic diagram.
The automatic oxygen-complementing type air-flow mill apparatus includes air-flow mill apparatus 1 and automatic oxygen supplementing device 2.The automatic oxygenating dress
2 are set to connect with the air-flow mill apparatus 1.
The automatic oxygen supplementing device 2 includes sampling throttling set 21, trace oxygen analyzer 22, oxygen content comparison control device
23, mass flow instrument 24 and industrial pure oxygen tank 25.It is relatively interior that the sampling throttling set 21 is set to the air-flow mill apparatus 1
Portion, the trace oxygen analyzer 22 are connect with the sampling throttling set 21, oxygen content comparison control device 23 with it is described
Trace oxygen analyzer 22 connects, and the mass flow instrument 24 is connect with oxygen content comparison control device 23, described industrial
Pure oxygen tank 25 is connect by the mass flow instrument 24 with the air-flow mill apparatus 1.
Oxygen content comparison control device 23 include analog-digital converter 231, parameter setting comparison controller PLC232 and
Digital analog converter 233.The analog-digital converter 231 is connect with the trace oxygen analyzer 22, the parameter setting comparison control
Device PLC232 is connect with the analog-digital converter 231, and the digital analog converter 233 compares controller with the parameter setting
PLC232 connections, the digital analog converter 233 are connect with the mass flow instrument 24.
The air-flow mill apparatus 1 is closed including grinding machine 11, separator 12, filter 13, compressor 14, cooling driers 15 and nitrogen
The road circulatory system 16.The nitrogen closed circuit circulatory system 16 is circulating to connect the grinding machine 11, separator 12, filter 13, pressure
Contracting machine 14, cooling driers 15, the automatic oxygen supplementing device 2 are connect with the nitrogen closed circuit circulatory system 16.
The grinding machine 11 is fluidization to spraying formula airflow milling, including high-speed flow nozzle.The high-speed flow nozzle is set to
On the grinding machine 11.
The parameter setting comparison controller PLC232 includes oxygen content setting value input window.The oxygen content setting value
Input window is set on parameter setting comparison control PLC 232.
The working principle and beneficial effect of the automatic oxygen-complementing type air-flow mill apparatus of the utility model：
It first passes through sampling throttling set 21 to be sampled system, is sent in chemical trace amount oxygen analyzer 22, is examined
It surveys, and the electric signal of 4~20mA of detected value is sent in analog-digital converter 231.
Further, the signal that analog-digital converter 231 is collected is sent directly into PC application, by controlling value
It is sent in digital analog converter 233, is converted into the electric signal of 0~5V, be sent in mass flow instrument 24.
In one embodiment of the utility model, oxygen content setting value is inputted by the setting window on touch screen, is come
Oxygen content in control system, and be allowed to reach steady before the deadline, and can automatically be carried out according to the weight of abrasive material
It adjusts, produces a desired effect.
As a result of technical solution as above, oxygen content is steady in effective solution air-flow grinding system, and size is not
Equal deficiency can play stabilization completely, provide convenience for production, and daily maintenance is easy, alleviates worker's
Labor intensity increases the safety used, and production efficiency is also improved, and is promoted the use of conducive in airflow milling.
The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other relevant technical fields, are equally included in the patent within the scope of the utility model.
Claims (5)
1. a kind of automatic oxygen-complementing type air-flow mill apparatus, which is characterized in that including air-flow mill apparatus and automatic oxygen supplementing device, it is described from
Dynamic oxygen supplementing device connect with the air-flow mill apparatus, the automatic oxygen supplementing device including sample throttling set, trace oxygen analyzer,
Oxygen content compares control device, mass flow instrument and industrial pure oxygen tank, the sampling throttling set and the air-flow mill apparatus
Connection, the trace oxygen analyzer connect with the sampling throttling set, the oxygen content compare control device with it is described micro
Oxygen analyzer connects, and the mass flow instrument is connect with oxygen content comparison control device, and the industrial pure oxygen tank passes through
The mass flow instrument is connect with the air-flow mill apparatus.
2. according to the automatic oxygen-complementing type air-flow mill apparatus described in claim 1, which is characterized in that the oxygen content comparison control
Device includes analog-digital converter, parameter setting comparison controller PLC and digital analog converter, the analog-digital converter with it is described micro
Oxygen analyzer connects, and the parameter setting comparison controller PLC is connect with the analog-digital converter, the digital analog converter and institute
Parameter setting comparison controller PLC connections are stated, the digital analog converter is connect with the mass flow instrument.
3. according to the automatic oxygen-complementing type air-flow mill apparatus described in claim 1, which is characterized in that the air-flow mill apparatus includes
Grinding machine, separator, filter, compressor, cooling driers and nitrogen closed circuit circulatory system, the nitrogen closed circuit circulatory system are circulating
Connect the grinding machine, separator, filter, compressor, cooling driers, the automatic oxygen supplementing device and nitrogen closed cycle system
System connection.
4. according to the automatic oxygen-complementing type air-flow mill apparatus described in claim 3, which is characterized in that the grinding machine is fluidization pair
Spray formula airflow milling, including high-speed flow nozzle, the high-speed flow nozzle are set on the grinding machine.
5. according to the automatic oxygen-complementing type air-flow mill apparatus described in claim 2, which is characterized in that the parameter setting comparison control
Device PLC processed includes oxygen content setting value input window, and the oxygen content setting value input window is compared set on the parameter setting
On control PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721737865.1U CN207823170U (en) | 2017-12-13 | 2017-12-13 | Automatic oxygen-complementing type air-flow mill apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721737865.1U CN207823170U (en) | 2017-12-13 | 2017-12-13 | Automatic oxygen-complementing type air-flow mill apparatus |
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| CN207823170U true CN207823170U (en) | 2018-09-07 |
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| CN201721737865.1U Active CN207823170U (en) | 2017-12-13 | 2017-12-13 | Automatic oxygen-complementing type air-flow mill apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111604148A (en) * | 2020-06-02 | 2020-09-01 | 台州普渡机械设备有限公司 | Nitrogen circulating airflow material crushing system and working process thereof |
-
2017
- 2017-12-13 CN CN201721737865.1U patent/CN207823170U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111604148A (en) * | 2020-06-02 | 2020-09-01 | 台州普渡机械设备有限公司 | Nitrogen circulating airflow material crushing system and working process thereof |
| CN111604148B (en) * | 2020-06-02 | 2022-03-15 | 台州普渡机械设备有限公司 | Nitrogen circulating airflow material crushing system and working process thereof |
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