CN103817072B - A kind of automatic detection device of pulverizer sieve sheet - Google Patents
A kind of automatic detection device of pulverizer sieve sheet Download PDFInfo
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- CN103817072B CN103817072B CN201410056120.3A CN201410056120A CN103817072B CN 103817072 B CN103817072 B CN 103817072B CN 201410056120 A CN201410056120 A CN 201410056120A CN 103817072 B CN103817072 B CN 103817072B
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- pulverizer
- screen cloth
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- sieve sheet
- screening plant
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Abstract
The invention discloses a kind of automatic detection device of pulverizer sieve sheet.This device comprises screening plant, for screening materials carrying, screening plant is arranged on the discharging opening of pulverizer, described screening plant comprises screen cloth, and the pore size of this screen cloth is suitable with the aperture of pulverizer sieve sheet, remains with large granular materials above screen cloth, this screen cloth and horizontal plane have certain angle, the minimum point of screen cloth is provided with discharge gate, is provided with the long-pending assorted cylinder accepting material at discharge gate place, the bottom of long-pending assorted cylinder is provided with sensor.Material after pulverizing enters screening plant, pulverized large granular materials is not had to stay on the upside of screen cloth, under the effect of vibration of gravity and screen cloth, flow to discharge gate enter long-pending assorted cylinder, sensor detects the material alarm in long-pending assorted cylinder, illustrate that the sieve of pulverizer has to damage to need to repair in time, for automated production provides convenient basis.
Description
Technical field
Patent of the present invention relates to a kind of sieve damage testing technology of pulverizer, particularly a kind of automatic detection device of pulverizer sieve sheet.
Background technology
Pulverizer is one of most important equipment in feed preparation, and the uniformity of the fineness of materials that it pulverizes out directly determines quality and the culture efficiency of feed.Cereals raw grain accounts for the overwhelming majority at animal and fowl fodder formula, and ratio generally meets or exceeds 60%, and the main working tasks of animal and fowl fodder pulverizer is exactly the pulverizing of cereals raw grain, and its quality pulverized determines feed quality simultaneously.The cereals raw grain pulverized is carried out at present by pulverizer, cause second-rate because the condition such as storing up, usually containing some stones, iron is assorted, the cleaning product of front-end process configuration can not complete 100% clean out stone and iron mix, cause participating in pulverizing together with cereals raw grain in its pulverizing chamber entering into work by pulverizing drawing-in device, under the strike of pulverizing hammer leaf, stone and iron are mixed and generally can be broken up pulverizer sieve sheet and fly out, cereals raw grain is after the strike of hammer leaf, the fineness not reaching needs will fly out from sieve breakage, become bulky grain.Oarse-grained modified weak effect under equal conditioning period, granulate after quality and outward appearance all poor, affect perception and the culture efficiency of feed.Generally all there is following problem in existing pulverizer sieve sheet damage testing:
1, feed engineering does not generally have the sieve damage detection device of pulverizer at present, feed factory generally uses the sampling of artificial deallocation feed bin top at set intervals to see in material whether have bulky grain to differentiate whether pulverizer sieve sheet has breakage, see when having bulky grain, in batch bin, material pollutes, cannot judge pollutant number, cause whole storehouse expect cannot normally use.
2, the breakage manually observing pulverizer sieve sheet in the sampling of batch bin top is used, because the time interval is long, generally meet or exceed half an hour, thus can not accomplish that system responds fast, the requirement of Feed Manufacturing engineering Automated condtrol can not be met simultaneously.
Summary of the invention
The object of the invention is the deficiency existed for prior art, a kind of automatic detection device of pulverizer sieve sheet is provided, whether automatic detection pulverizer sieve sheet is damaged, response time is shorter, avoid large granular materials to enter batch bin, the disadvantage that elimination artificial judgment is brought also can meet the Automated condtrol requirement of Feed Manufacturing factory simultaneously.
For achieving the above object, the technical scheme that the automatic detection device of pulverizer sieve sheet of the present invention adopts is:
A kind of automatic detection device of pulverizer sieve sheet, comprise screening plant, for screening materials carrying, screening plant is arranged on the discharging opening of pulverizer, described screening plant comprises screen cloth, the pore size of this screen cloth is suitable with the aperture of pulverizer sieve sheet, large granular materials is remained with above screen cloth, this screen cloth and horizontal plane have certain angle, the minimum point of screen cloth is provided with discharge gate, the long-pending assorted cylinder accepting material is provided with at discharge gate place, large granular materials on screen cloth enters long-pending assorted cylinder under vibration and Action of Gravity Field, the bottom of long-pending assorted cylinder is provided with sensor, sensor is for detecting in long-pending assorted bucket whether have material.Material after pulverizing enters screening plant, under the filtration of screen cloth, material after pulverizing enters below screen cloth, pulverized large granular materials is not had to stay on the upside of screen cloth, under the effect of vibration of gravity and screen cloth, flow to discharge gate enter long-pending assorted cylinder, sensor detects the material alarm in long-pending assorted cylinder, and the sieve of pulverizer has damage to need to repair in time to have large granular materials to illustrate.Also sensor can be connected with the control circuit of pulverizer, realize automatically controlling pulverizer, for automated production provides convenient basis.
Also comprise take out device, mass transport is entered screening plant from the drawing mechanism feeding of pulverizer by described take out device.
Be provided with material channel below described screen cloth to be connected with the drawing mechanism of pulverizer.Material after the pulverizing of sieving out drains to below screen cloth and collects into drawing mechanism along material channel.
This sensor is connected with the control circuit of pulverizer.
Be provided with open-and-close mechanism at the bottom of the cylinder of described long-pending assorted cylinder, can closedown be opened.Open-and-close mechanism is convenient to remove the large granular materials in long-pending assorted cylinder, provides convenience for detecting next time.
Described sensor be photo-electric or blocking rotary type sensor.Sensor be photo-electric or blocking rotary type sensor, vibrating sensor also can be adopted to be arranged on long-pending assorted cylinder bottom, to detect large granular materials to the impact shock of bottom.
The present invention compared with prior art, has the following advantages:
Response time is short, arrange in pulverizer discharge outlet and automatically detect the damaged device of grinding screen plate, when there is bulky grain in sensor detection comminuting matter sample during automatic alarm, the threeway that this Plant arrangement enters batch bin at elevator can be beaten bypass, other batch bins got to automatically by the material do not pulverized there being bulky grain, do not affect the use of material in first wife's feed bin; In pulverizer discharging materials sealing spiral conveyer discharge outlet, this device is set, its automatic sampling, and interval time continuously adjustabe, sampling interval is little, greatly improve the reaction time of system, the alarm signal that the present invention simultaneously sends can be transferred to Feed Manufacturing engineering electric-control system, is convenient to the Automated condtrol of engineering.
Accompanying drawing explanation
Fig. 1 is the structural representation of the automatic detection device of pulverizer sieve sheet.
Wherein, 1 crusher discharger, 2 take out devices, 3 screening plants, 4 long-pending assorted cylinders, at the bottom of 5,31 screen clothes, 32 material channels, 33 discharge gates, 6 sensors.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, illustrate the present invention further, these embodiments should be understood only be not used in for illustration of the present invention and limit the scope of the invention, after having read the present invention, the amendment of those skilled in the art to the various equivalent form of value of the present invention has all fallen within the application's claims limited range.
The automatic detection device of a kind of pulverizer sieve sheet as shown in Figure 1, to comprise at the bottom of crusher discharger 1, take out device 2, screening plant 3, long-pending assorted cylinder 4 and cylinder 5, sensor 6.Take out device 2 is fixed on crusher discharger 1 and is connected with discharge pipe, sampling interval time can regulate continuously, screening plant 3 is fixed on crusher discharger 1, screen cloth 31 on screening plant 3 has certain angle with horizontal plane, present certain inclination angle to arrange, the discharging opening of sampler 2 is arranged on the high side of screening plant 3 screen cloth 31, screening plant 3 screen cloth 31 is provided with material channel 32 below and communicates with the discharge pipe of crusher discharger 1, the minimum point of screen cloth is provided with discharge gate 33, long-pending assorted cylinder 4 below that be arranged on impurity discharging port corresponding to the discharge gate of screening plant 3, the below of long-pending assorted cylinder 4 is provided with can at the bottom of the cylinder of folding 5, sensor 6 is arranged on the bottom of long-pending assorted cylinder.
When the present invention works, there is the discharge pipe place automatic detection device of pulverizer sieve sheet being arranged on crusher discharger, the material sample pulverizing out is taken out in take out device compartment of terrain in it, and this material sample is transplanted on screening plant 3 screen cloth 31, the pore size of the screen cloth 31 of screening plant 3 is suitable with the aperture of pulverizer sieve sheet, pass through vibrosieve, if sieve does not have breakage, the screen cloth 31 of then screening plant just do not have oversize, if sieve has breakage, the screen cloth 31 of then screening plant there will be bulky grain oversize, the screen cloth 31 of screening plant 3 presents certain inclination angle, by vibration, bulky grain oversize can move in long-pending assorted cylinder 4, sensor 6 sends alarm signal after the material in long-pending assorted cylinder 4 being detected, the automatically controlled feed system utilizing this signal at stop pulverizer of system process, pulverizer is shut down, the damaged sieve of operative employee's spot replace pulverizer.Bypass is beaten in the threeway of elevator discharging opening simultaneously, avoid oarse-grained material to affect normal use of producing.After restarting systems, at the bottom of cylinder, first 5 can open the material got rid of in long-pending assorted cylinder 4.
Claims (6)
1. the automatic detection device of a pulverizer sieve sheet, it is characterized in that: comprise screening plant, for screening materials carrying, screening plant is arranged on the discharging opening of pulverizer, described screening plant comprises screen cloth, the pore size of this screen cloth is suitable with the aperture of pulverizer sieve sheet, large granular materials is remained with above screen cloth, this screen cloth and horizontal plane have certain angle, the minimum point of screen cloth is provided with discharge gate, the long-pending assorted cylinder accepting material is provided with at discharge gate place, large granular materials on screen cloth enters long-pending assorted cylinder under vibration and Action of Gravity Field, the bottom of long-pending assorted cylinder is provided with sensor, sensor is for detecting in long-pending assorted bucket whether have material.
2. the automatic detection device of pulverizer sieve sheet according to claim 1, is characterized in that: also comprise take out device, and mass transport is entered screening plant from the drawing mechanism feeding of pulverizer by described take out device.
3. the automatic detection device of pulverizer sieve sheet according to claim 2, is characterized in that: be provided with material channel below described screen cloth and be connected with the drawing mechanism of pulverizer.
4. the automatic detection device of pulverizer sieve sheet according to claim 1, is characterized in that: this sensor is connected with the control circuit of pulverizer.
5. the automatic detection device of the pulverizer sieve sheet according to the arbitrary claim of Claims 1-4, is characterized in that: be provided with open-and-close mechanism at the bottom of the cylinder of described long-pending assorted cylinder, can open closedown.
6. the automatic detection device of pulverizer sieve sheet according to claim 2, is characterized in that: described sensor is photo-electric or blocking rotary type sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410056120.3A CN103817072B (en) | 2014-02-19 | 2014-02-19 | A kind of automatic detection device of pulverizer sieve sheet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410056120.3A CN103817072B (en) | 2014-02-19 | 2014-02-19 | A kind of automatic detection device of pulverizer sieve sheet |
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| CN103817072A CN103817072A (en) | 2014-05-28 |
| CN103817072B true CN103817072B (en) | 2015-08-12 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105597905B (en) * | 2016-03-23 | 2018-06-29 | 江苏牧羊控股有限公司 | A kind of sieve device for detecting breakage |
| CN106378306A (en) * | 2016-09-30 | 2017-02-08 | 江苏沃尔夫机械有限公司 | Automatic screen detecting device |
| CN108554801B (en) * | 2018-04-19 | 2021-04-13 | 榆林学院 | Sieve plate falling monitoring device for medium removing sieve |
| CN110586475A (en) * | 2019-09-20 | 2019-12-20 | 江苏仕能机械设备有限公司 | Device for automatically detecting large-particle materials in vibrating screen pipeline |
| CN111366173B (en) * | 2020-03-17 | 2020-12-11 | 建湖县永维阀门钻件有限公司 | Method for detecting damage of screen of vibrating screen |
| CN111389712B (en) * | 2020-04-13 | 2021-04-09 | 华中农业大学 | Feed screening device |
| CN114471856B (en) * | 2022-02-16 | 2022-08-19 | 东莞市华汇精密机械有限公司 | Turbine tail end static discharge type nanometer sand mill |
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| CN101104153A (en) * | 2006-07-12 | 2008-01-16 | 俞信国 | Beater type disintegrator |
| CN101884977A (en) * | 2010-06-28 | 2010-11-17 | 三一重工股份有限公司 | Vibration screening mechanism and early warning device for vibrating screen mesh rupture |
| CN203778340U (en) * | 2014-02-19 | 2014-08-20 | 江苏牧羊控股有限公司 | Automatic detection device for screen piece of crusher |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH091076A (en) * | 1995-06-21 | 1997-01-07 | Seishin Kigyo:Kk | Method for detecting breakage of sieving net and apparatus therefor |
| US6997325B2 (en) * | 2002-11-13 | 2006-02-14 | M-I L.L.C. | System and process for break detection in porous elements for screening or filtering |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101104153A (en) * | 2006-07-12 | 2008-01-16 | 俞信国 | Beater type disintegrator |
| CN101884977A (en) * | 2010-06-28 | 2010-11-17 | 三一重工股份有限公司 | Vibration screening mechanism and early warning device for vibrating screen mesh rupture |
| CN203778340U (en) * | 2014-02-19 | 2014-08-20 | 江苏牧羊控股有限公司 | Automatic detection device for screen piece of crusher |
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Effective date of registration: 20200217 Address after: 225000 Jiangsu Province, Yangzhou Huasheng hi tech Industrial Development Zone, Hanjiang Road No. 1 Patentee after: Jiangsu Feng Feng Intelligent Technology Co., Ltd. Address before: 225127, No. 1, sheep Road, Hanjiang Economic Development Zone, Hanjiang District, Jiangsu, Yangzhou Patentee before: JIANGSU MUYANG HOLDINGS Co.,Ltd. |
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