CN110354980A - A kind of flour mill feeding altitude measurement system - Google Patents
A kind of flour mill feeding altitude measurement system Download PDFInfo
- Publication number
- CN110354980A CN110354980A CN201910767938.9A CN201910767938A CN110354980A CN 110354980 A CN110354980 A CN 110354980A CN 201910767938 A CN201910767938 A CN 201910767938A CN 110354980 A CN110354980 A CN 110354980A
- Authority
- CN
- China
- Prior art keywords
- level measurement
- gravity sensor
- inspection section
- measurement bar
- flour mill
- 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.)
- Granted
Links
- 238000005259 measurement Methods 0.000 title claims abstract description 69
- 235000013312 flour Nutrition 0.000 title claims abstract description 20
- 230000005484 gravity Effects 0.000 claims abstract description 55
- 238000007689 inspection Methods 0.000 claims abstract description 35
- 239000000463 material Substances 0.000 claims abstract description 32
- 238000000034 method Methods 0.000 claims abstract description 10
- 230000008569 process Effects 0.000 claims abstract description 8
- 238000012546 transfer Methods 0.000 claims abstract description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 239000000741 silica gel Substances 0.000 claims description 6
- 229910002027 silica gel Inorganic materials 0.000 claims description 6
- 229920001971 elastomer Polymers 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 239000005060 rubber Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 4
- 239000000843 powder Substances 0.000 abstract description 2
- 229960001866 silicon dioxide Drugs 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 241000209140 Triticum Species 0.000 description 2
- 235000021307 Triticum Nutrition 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/02—Feeding 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
- 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 flour mill feeding altitude measurement systems, including gravity sensor and level measurement bar, gravity sensor is mounted on the top of inspection section by fixed support block, the top of level measurement bar is connected on gravity sensor after the top plate of inspection section, and the lower part of level measurement bar is located in inspection section;Feed inlet is provided on the top plate of inspection section, material is input in inspection section by feed inlet, material, which squeezes the bottom end of level measurement bar, to be generated gravity and is transmitted on gravity sensor, and gravity sensor is converted into digital quantity by internal processes operation, and passes to control system.The present invention is rationally distributed, quick and easy for installation, and data transfer uses digital quantity, avoids influence of the external interference to system;Gravity sensor is mounted on the outside of inspection section, convenient for safeguarding;Level measurement bar it is various informative, be suitable for the measurement demand of different process section;The setting of gasket guarantees the airtightness of level measurement bar junction, prevents powder leakage.
Description
Technical field
The present invention relates to flour mill equipment technical field more particularly to a kind of flour mill feeding altitude measurement systems.
Background technique
Existing controlling level detection sensor is divided into capacitive sensing system, laser-correlation sensor-based system and gravity sensitive
System.It is capacitive sensor-based system first, is read data by frequency influence itself when environmental disturbances are larger and deviation easily occur,
Phenomena such as meeting causes feeding roller to control failure so that the feeding roller fluctuation of speed is larger, stalling;Followed by laser-correlation sensing system
System, present home and overseas have use, and it is infrared ray transmitting bar that working method, which is one, and one is infrared receiver stick,
Equal above every stick to be distributed corresponding points, transmitting can be determined with received points according to user usage requirements, generally be used
For 10 points.When controlling level is when some is on exit point, control system can change feeding motor revolving speed according to sensor signal,
Rate of feeding is controlled, but the sensor will receive very big interference vulnerable to external light influence under strong light environment;It is finally weight
Power formula sensor-based system, specific number is measured by the strain effect of sensor itself, substantially not by electrostatic and extraneous strong shadow
It rings, there is original advantage.But sensor compression bar passes through bolt with gravity sensor after feed baffle in existing structure
Connection, centre uses silica gel material gasket, once fail in compression, is replaced, and in the case where having material in feeding bin
It can not be operated, when gravity sensor, which damages, to be replaced, it is also necessary to extract connecting line out of feed baffle out, these behaviour
It needs to carry out in the state of shutting down without material, maintenance replacement operation is inconvenient.
Summary of the invention
The object of the present invention is to provide a kind of flour mill feeding altitude measurement systems, provide a kind of easy for installation, maintenance
It is convenient, the stable height monitoring device of monitoring data.
In order to solve the above technical problems, the present invention adopts the following technical scheme:
A kind of flour mill feeding altitude measurement system of the present invention, including gravity sensor and level measurement bar are described heavy
Force snesor is mounted on the top of inspection section by fixed support block, and the top of the level measurement bar is through the inspection section
It is connected to after top plate on the gravity sensor, the lower part of the level measurement bar is located in the inspection section;The inspection section
Top plate on be provided with feed inlet, the feed inlet be connected to material input cylinder, described in material is input to by the feed inlet
In inspection section, the material, which squeezes the bottom end of the level measurement bar, to be generated gravity and is transmitted on the gravity sensor,
The gravity sensor is converted into digital quantity by internal processes operation, and by the digital transfer measured to control system.
Further, it is provided with the via hole of the level measurement bar on the top plate of the inspection section, is covered on the via hole
Have connecting flange, the connecting flange is connected on the top plate by fastening screw, the bottom surface of the connecting flange with it is described
Gasket is provided between top plate;The top of the level measurement bar pass through the connecting flange centre bore after with the gravity
Sensor connection.
Further, the gasket specifically uses flexible material to make, the gasket be provided centrally with and institute
State the centre bore that the diameter of level measurement bar matches.
Further, the flexible material includes silica gel, rubber, polyurethane and cloth.
Further, the fixed support block is connect by bolt with the gravity sensor.
Further, the lower section measurement end of the level measurement bar is designed specifically to L shape, including vertical stock and short
Bar, the angle between the vertical stock and the quarter butt is a;The vertical stock is provided with spiral shell far from one end of the quarter butt
Line, the vertical stock, which runs through after the gravity sensor, is connected to the vertical stock by nut tightening.
Further, a is specifically configured to 15 °~90 °.
Compared with prior art, advantageous effects of the invention:
A kind of flour mill feeding altitude measurement system of the present invention, including gravity sensor and level measurement bar, gravity pass
Sensor is connected in fixed support block and is mounted on by bolt the top plate top of inspection section, and level measurement bar is from the top of inspection section
It is extend into inside inspection section in the via hole of face, top is connected with after connecting flange with gravity sensor through gasket;Work as material
When flowing into from the feed inlet of inspection section, downward active force is generated to the lower end of level measurement bar, to produce to gravity sensor
Raw flecition power, so that gravity sensor generates strain data, gravity sensor is converted into number by internal processes operation
Amount, and by the digital transfer measured to control system, feed roller is issued instructions to by control system, realizes feeding roller revolving speed
In due course adjustment, i.e. signal passes to control system by the height where induction material in barrel by the setting of the gravity sensitive
It unites to adjust the speed of feeding roller motor rotation speed, to reach material balance, effective stable height of materials.Present invention layout
Rationally, quick and easy for installation, data transfer uses digital quantity, avoids influence of the external interference to system;Gravity sensitive
Device is mounted on the outside of inspection section, convenient for safeguarding;Level measurement bar it is various informative, it is quick and easy for installation from the top down, it is polygonal
The measurement end of degree is suitable for the measurement demand of different process section;The setting of gasket guarantees the closed of level measurement bar junction
Property, prevent powder leakage.
Detailed description of the invention
The invention will be further described for explanation with reference to the accompanying drawing.
Fig. 1 is flour mill feeding altitude measurement system main view of the present invention;
Fig. 2 is flour mill feeding altitude measurement system left view of the present invention;
Fig. 3 is flour mill feeding altitude measurement system top view of the present invention;
Fig. 4 is location A enlarged drawing in Fig. 2 of the present invention;
Fig. 5 is the structural schematic diagram of level measurement bar of the present invention;
Description of symbols: 1, inspection section;2, feed inlet;3, gravity sensor;4, fixed support block;5, level measurement
Bar;6, gasket;7, connecting flange;8, material;9, fastening screw.
Specific embodiment
As shown in Figs 1-4, a kind of flour mill feeding altitude measurement system, including gravity sensor 3 and level measurement bar
5, the gravity sensor 3 is mounted on the top of inspection section 1 by fixed support block 4, the fixed support block 4 by bolt with
The gravity sensor 3 connects, and the top of the level measurement bar 5 is connected to described heavy after the top plate of the inspection section 1
On force snesor 3, the lower part of the level measurement bar 5 is located in the inspection section 1;It is provided on the top plate of the inspection section 1
Feed inlet 2, the feed inlet 2 are connected to material input cylinder, and material 8 is input in the inspection section 1 by the feed inlet 2,
The material 8, which squeezes the bottom end of the level measurement bar 5, to be generated gravity and is transmitted on the gravity sensor 3, described heavy
Force snesor 3 is converted into digital quantity by internal processes operation, and by the digital transfer measured to control system.Gravity sensitive
Device 3 is located on the outside of the top plate of inspection section 1, convenient for safeguarding;The gravity sensor is prior art standard component, can be obtained by buying
It takes, is assembled according to specification.
Specifically, the gravity sensor 3 is existing equipment, and gravity sensitive is according to piezoelectric effect principle come work
, it is exactly deformation characteristics suffered by its sharp inside, the vertical stock of the level measurement bar 5 is arranged far from one end of the quarter butt
It is connected on the vertical stock, is realized by nut tightening after thering is screw thread, the vertical stock to run through the gravity sensor 3
The level measurement bar 5 is fixedly connected with the gravity sensor 3.
As shown in figure 4, being provided with the via hole of the level measurement bar 5 on the top plate of the inspection section 1, which is oval
Hole is covered with connecting flange 7, the connecting flange to guarantee passing through for the level measurement bar bottom bent on the via hole
7 are connected on the top plate by fastening screw 9, are provided with gasket between the bottom surface and the top plate of the connecting flange 7
6;After the top of the level measurement bar 5 passes through the centre bore of the connecting flange 7, the gravity sensor is continued upward through
It is connected after connecting hole on 3 by nut.Specifically, the gasket 6 is specifically made of flexible material, the gasket 6
Be provided centrally with the centre bore to match with the diameter of the level measurement bar 5.The flexible material include silica gel, rubber,
Polyurethane and cloth preferentially select silicagel pad by taking wheat processing production equipment as an example, the side wall of the centre bore of silicagel pad with it is described
The excircle of level measurement bar 5 fits closely together, to realize on the positioning to level measurement bar and the top plate to inspection section 1
The sealing of via hole prevents the generation of material leakage problem.
As shown in figure 5, the level measurement bar 5 is designed specifically to L shape, including vertical stock and quarter butt, the vertical length
Angle between bar and the quarter butt is a, and the top of vertical stock is set as thread segment, convenient and the gravity sensor 3
Connection.The a is specifically configured to 15 °~90 °, specifically includes 90 °, 85 °, 45 °, 30 ° or 15 °, to adapt to different material gravity
Variation.According to different material situation, by taking wheat as an example, reduction granular material is used at 80 °~90 °, it can be big according to particle
Small selection, ordinary priority are chosen for being used for shelling sheet material at 90 °, 15 °~45 °, and ordinary priority is chosen for 30 °.
The course of work of the invention is as follows:
Firstly, gravity sensor 3 and level measurement bar 5 to be installed to the designated position of inspection section 1, material 8 according to design
It is input in inspection section 1 by feed inlet 2, material 8 squeezes the bottom end of level measurement bar 5 to generate gravity and be transmitted to gravity and pass
On sensor 3, gravity sensor 3 is converted into digital quantity by internal processes operation, and gives the digital transfer measured to control system
System, control system are connected to feeding roller, according to the revolving speed of the in due course adjustment feeding roller of controlling level, to guarantee the uniform of charging
Regulate and control at any time, so that subsequent job guarantees the quality of flour in place.
As shown in figure 3, the position close to each feed inlet is equipped with one if there are two feed inlets 2 for setting on inspection section 1
Group feeding altitude measurement system, i.e. one group of gravity sensor 3 and level measurement bar 5 interconnected, to guarantee accurately feedback
The height of material adjusts the revolving speed of feeding roller in due course.
Embodiment described above is only that preferred embodiment of the invention is described, and is not carried out to the scope of the present invention
It limits, without departing from the spirit of the design of the present invention, those of ordinary skill in the art make technical solution of the present invention
Various changes and improvements, should all fall into claims of the present invention determine protection scope in.
Claims (7)
1. a kind of flour mill feeding altitude measurement system, it is characterised in that: including gravity sensor (3) and level measurement bar
(5), the gravity sensor (3) is mounted on the top of inspection section (1), the level measurement bar (5) by fixed support block (4)
Top through the inspection section (1) top plate after be connected on the gravity sensor (3), the level measurement bar (5)
Lower part is located in the inspection section (1);Be provided with feed inlet (2) on the top plate of the inspection section (1), the feed inlet (2) with
Material inputs cylinder connection, and material (8) is input in the inspection section (1) by the feed inlet (2), and the material (8) is to institute
The bottom end for stating level measurement bar (5), which squeezes, to be generated gravity and is transmitted on the gravity sensor (3), the gravity sensor
(3) digital quantity is converted by internal processes operation, and by the digital transfer measured to control system.
2. flour mill according to claim 1 feeding altitude measurement system, it is characterised in that: the inspection section (1)
It is provided with the via hole of the level measurement bar (5) on top plate, is covered with connecting flange (7), the connecting flange on the via hole
(7) it is connected on the top plate by fastening screw (9), is provided between the bottom surface and the top plate of the connecting flange (7)
Gasket (6);The top of the level measurement bar (5) pass through the connecting flange (7) centre bore after with the gravity sensitive
Device (3) connection.
3. flour mill according to claim 2 feeding altitude measurement system, it is characterised in that: gasket (6) tool
Body is made of flexible material, what being provided centrally with of the gasket (6) matched with the diameter of the level measurement bar (5)
Centre bore.
4. flour mill according to claim 2 feeding altitude measurement system, it is characterised in that: the flexible material includes
Silica gel, rubber, polyurethane and cloth.
5. flour mill according to claim 1 feeding altitude measurement system, it is characterised in that: the fixed support block
(4) it is connect by bolt with the gravity sensor (3).
6. flour mill according to claim 1 feeding altitude measurement system, it is characterised in that: the level measurement bar
(5) lower section measurement end is designed specifically to L shape, including vertical stock and quarter butt, between the vertical stock and the quarter butt
Angle is a;The vertical stock is provided with screw thread far from one end of the quarter butt, and the vertical stock runs through the gravity sensitive
Device (3) is connected to the vertical stock by nut tightening afterwards.
7. flour mill according to claim 6 feeding altitude measurement system, it is characterised in that: a is specifically configured to
15 °~90 °.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910767938.9A CN110354980B (en) | 2019-08-20 | 2019-08-20 | Feed height measurement system for milling machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910767938.9A CN110354980B (en) | 2019-08-20 | 2019-08-20 | Feed height measurement system for milling machine |
Publications (2)
Publication Number | Publication Date |
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CN110354980A true CN110354980A (en) | 2019-10-22 |
CN110354980B CN110354980B (en) | 2024-07-02 |
Family
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CN201910767938.9A Active CN110354980B (en) | 2019-08-20 | 2019-08-20 | Feed height measurement system for milling machine |
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