CN110186545A - A kind of bunker scale auxiliary examination device and its implementation - Google Patents
A kind of bunker scale auxiliary examination device and its implementation Download PDFInfo
- Publication number
- CN110186545A CN110186545A CN201810366797.5A CN201810366797A CN110186545A CN 110186545 A CN110186545 A CN 110186545A CN 201810366797 A CN201810366797 A CN 201810366797A CN 110186545 A CN110186545 A CN 110186545A
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- Prior art keywords
- weighing
- weight
- platform
- bunker
- secondary instrument
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G23/00—Auxiliary devices for weighing apparatus
- G01G23/01—Testing or calibrating of weighing apparatus
- G01G23/012—Testing or calibrating of weighing apparatus with load cells comprising in-build calibration weights
Abstract
The present invention relates to a kind of bunker scale auxiliary examination devices, it is characterized by: the calibration equipment includes multiple weighing sensors for bearing whole device weight, weight signal is collected to sensor by sensor cable and summarizes terminal box by the weighing sensor, the sensor summarizes terminal box and is connect by weighing joint current with weighing secondary instrument, weight is shown by weighing secondary instrument, the weighing platform that weighing counterweight can be placed including being arranged horizontally in immediately below bunker realizes the inspection of bunker scale by increasing and decreasing counterweight on weighing platform.The present invention not only improved work efficiency, but also can facilitate and carry out gamut verifying review to check results, ran for many years in hot metal in steelmaking pretreatment workshop, effect is obvious.
Description
Technical field
The invention belongs to the fields of automation technology such as the Weighting and Controlling that feeds intake such as supplementary material, alloy material in steel production, especially
It is related to a kind of novel bunker scale auxiliary examination device and its implementation.
Background technique
Need to use a large amount of miscellaneous supplementary materials in steel production, as the requirement to steel quality is continuously improved,
The weighing of supplementary material, alloy material is required also increasingly strictly, to weigh precisely, reliable and stable work, is also adapted to steel again
The more severe site environment of factory most probably causes product to go out great bulk quality problems because once weighing failure.Cause
This, other than the attention to bunker scale equipment type selecting itself, daily maintenance, periodic check are also very crucial.Traditional method of calibration
It is gradually to be added on feed bin ontology with the weight of known weight, although static accuracy is good, limits to the specific feelings of feed bin on site
Condition, it tends to be difficult to carry out abundant gamut verification；In addition, tradition verification execute-in-place time and effort consuming, needs personnel numerous；Operation
Lack standard, accurate verification is ineffective.The hydraulic calibration equipment with standard weighing sensor that follow-up developments go out, although side
Just property is improved, but hydraulic device mechanical stability is insufficient, and especially in high load capacity, power is unstable, and when have Leakage, it is difficult
To meet the high-precision requirement of high stability of calibration.It can be seen that existing, no matter which kind of method of calibration has more significantly
Disadvantage, it is difficult to which the production requirement for meeting increasingly strict high standard needs to improve.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of bunker scale auxiliary examination device for the above-mentioned prior art
And its implementation, can easily, be conveniently accomplished bunker scale calibration and nominal data verifying review, it is good and fast
Complete the verification of bunker scale.
The present invention solves the above problems used technical solution are as follows: a kind of bunker scale auxiliary examination device, the verification
Device includes multiple weighing sensors for bearing whole device weight, and the weighing sensor will be weighed by sensor cable
Amount signal is collected to sensor and summarizes terminal box, and the sensor summarizes terminal box and connected by weighing joint current and weighing secondary instrument
It connects, weight is shown by weighing secondary instrument, the weighing that weighing counterweight can be placed including being arranged horizontally in bunker underface is put down
Platform realizes the inspection of bunker scale by increasing and decreasing counterweight on weighing platform.
Preferably, the weighing platform is horizontally installed to immediately below bunker by the hanging mechanism of vertically symmetrical arrangement,
The hanging mechanism includes the hook and several lifting lugs for being symmetrically welded at hanging plate and corresponding number on the outside of feed bin, along vertical
The two neighboring lifting lug of direction arrangement passes through hook connection, the lifting lug connection at weighing platform both ends and bottom.
Preferably, it is the height adjustment for realizing weighing platform, hanging mechanism is arranged to two strokes up and down, each stroke
It is made up of the lifting lug of a hook and hook both ends, is connected between the adjacent lifting lug of two strokes by the connecting plate with threaded hole
It connects, the threaded hole by the way that screw rod and connecting plate are arranged on lifting lug cooperates, to realize hanging mechanism in the adjusting of vertical direction.
The present invention provides a kind of method of above-mentioned bunker scale auxiliary examination device, the method for inspection is as follows:
1) zero-bit: hopper hole capital after selling all securities is demarcated, auxiliary examination weighs platform and keeps vacant, enterprising in weighing secondary instrument after confirmation is good
Rower Z-operation；I.e.
2) it carries out full scale calibration: being weighed in auxiliary examination and uniformly place sufficient amount counterweight on platform, it is to be weighed secondary
On table after stable reading, full scale proving operation is carried out on weighing secondary instrument；
3) verification of calibration result: after the completion of proving operation, in batches, quantitatively gradually reducing counterweight, in default range of weighing
The interior multiple calibration points of selection weigh the counterweight weight on numerical value and practical auxiliary examination platform to weighing secondary instrument at this time and carry out
Comparison, verifying bunker scale verify effect, as scale multiple calibration points worst error in allowable range of error if think to verify
Success；Otherwise rower is fixed again after needing progress bunker scale force analysis, weighing sensor, weighing secondary instrument to check failure, checks, directly
Until meeting the requirements.
It preferably, is all to mark zero point as deadweight by the weight of the weight of empty feed bin, verification platform when demarcating zero-bit
When get rid of, after mark zero, weighing secondary instrument shows that weight is 0kg.
Compared with the prior art, the advantages of the present invention are as follows:
1) calibration mass is improved, it is ensured that verification is accurate: a complete checking procedure must include calibrated data
Review verifying.The present invention greatly improves the verification implementation process of bunker scale, while can also facilitate, adequately carry out hopper
Scale verifies the verifying review of data, and a people can be completed.While improving efficiency, it is ensured that this primary need of the accuracy of scale
It asks.
2) improve bunker scale and verify efficiency: compared to the pain spot and deficiency of previous verification mode, the present invention is to bunker scale
Verification has carried out brave trial and has been bold in innovation.Pervious calibration, site space is narrow not to be said, the environment that above feeds intake is poor, equipment shadow
The factor of sound is more, and verification is more to compare, and is become a mere formality, the precisely verification of more luxurious what is said or talked about.And the present invention is light and handy, secured, is not required to additionally account for
With big space, an ideal standard test weight placement platform is provided for bunker scale, lower height makes 1 people
It is easily accomplished verification, so that verifying existing convenience, while the weighing accuracy of scale is also ensured, preferably resolves this and ask
Topic.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention.
Fig. 2 is the structural schematic diagram at the connecting plate of the embodiment of the present invention.
Wherein:
Hanging plate 1
First lifting lug 2
First hook 3
Second lifting lug 4
Screw rod 5
First connecting plate 6
Third lifting lug 7
Second hook 8
4th lifting lug 9
Second connecting plate 10
5th lifting lug 11
Weigh platform 12
Weighing sensor 13
Sensor summarizes terminal box 14
Weighing secondary instrument 15.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
As shown in figures 1 and 2, a kind of bunker scale auxiliary examination device proposed by the present invention, including be symmetrically welded on the outside of feed bin
Hanging plate 1, specifically from the bulkhead of hopper fixed at least hanging plate vertically, hanging plate 1 is welded on outside the cylindrical body of hopper under normal circumstances
On side, the first lifting lug 2 is fixedly installed with below the hanging plate 1, first lifting lug 2 is disposed with the first hook 3 vertically, the
One hook 3 is both ends band hook, and centre is thin round steel structure, is equipped with the second lifting lug 4 in the lower end of first hook 3, described
Have on second lifting lug 4 with externally threaded screw rod 5, the first connecting plate 6 is equipped with below second lifting lug 4, described first connects
The both ends of fishplate bar 6 have threaded hole, have the lifting lug with external threaded 5 for connecting two, i.e., by the screw rod of the second lifting lug 4
5 are connected in the upper screwed hole of the first connecting plate 6, and the third lifting lug 7 with screw rod is connected in lower threaded hole, pass through rotation first
To realize, the distance between two lifting lugs are adjusted connecting plate 6 up and down, so that can be applied on the feed bin of different height.
In the present embodiment in order to adapt to the height of feed bin, the second hook 8, institute are connected with below the third lifting lug 7
The lower end for stating the second hook 8 is connected by the 4th lifting lug 9, the second connecting plate 10 and the 5th lifting lug 11 with platform 12 is weighed, and the 4th
Lifting lug 9 and the 5th lifting lug 11 are described to realize the adjusting of height by being connected with externally threaded screw rod with the second connecting plate 10
Weighing platform 12 is horizontally disposed, and is located at the underface of feed bin, and the standard test weight of verification can be placed on weighing platform.
Weighing sensor 13 is installed at the multiple stress trunnions in the top of the feed bin, multiple weighing sensors 13 pass through
Weight signal is collected to sensor and summarizes terminal box 14 by sensor cable, and it is total by weighing that the sensor summarizes terminal box 14
Cable is connect with weighing secondary instrument 15, shows weight by weighing secondary instrument 15.
In this way, the counterweight weight placed on weighing platform just passes through feed bin, directly fall on feed bin weighing sensor,
It is shown on weighing secondary instrument.It is compared, verified with the measured value of weighing secondary instrument by the standard weights of counterweight；Scale school
After the completion of testing, it can also easily carry out multiple spot weight in range of weighing and check, verifying calibration effect.
For above-mentioned bunker scale auxiliary examination device, the method for inspection is as follows:
Verification starts preceding preparation: no-sundries on hopper hole capital after selling all securities, hopper；It checks bunker scale, feed bin, weigh each portion of platform
Point stress, it is ensured that vertical direction power all, also can only be by weighing sensor；Exclusion, which may cause the vertical direction that weighs, to be had point
Any factor of power, additional force etc.；Confirm that weighing equipment configures, is working properly；Confirmation auxiliary examination device is correctly installed, is linked up with
Connector is vertical, and auxiliary examination weighs plateau levels；Conditions above all meets the verification that can start scale:
1) zero-bit: hopper hole capital after selling all securities is demarcated first, and auxiliary examination weighs platform and keeps vacant, does not place any object, confirms
It in the weighing enterprising rower Z-operation of secondary instrument after good, i.e., is all as deadweight, mark by the weight of the weight of empty feed bin, verification platform
It is got rid of when zero point, after mark zero, secondary instrument shows that weight is 0kg；
2) it carries out full scale calibration: being weighed in auxiliary examination and uniformly place sufficient amount counterweight on platform, such as 80 * 25kg
=2000kg on secondary instrument to be weighed after stable reading, carries out full scale proving operation on secondary instrument；
3) verification of calibration result: after the completion of proving operation, in batches, counterweight is quantitatively gradually reduced, in 2t range of weighing
Multiple calibration points (0%, 25%, 50%, 75%, 100%) is selected, numerical value and practical auxiliary are weighed to weighing secondary instrument at this time
Counterweight weight on verification platform compares, and verifying bunker scale verifies effect.As scale allows in this 5 worst errors in error
Then think to verify successfully in range；Otherwise it needs to go again after carrying out bunker scale force analysis, weighing sensor secondary instrument investigation failure
Calibration, verification, until meeting the requirements.
Present steel production, it is wide in variety, quality requirement is high, in addition on the platform environment that feeds intake it is severe, mechanical, electrical equipment
Numerous, size pipeline is criss-cross, and novel bunker scale calibration equipment of the invention, provide one have ideal space, it is lower
The verification platform of working depth, light and handy compact, 1 people is with regard to achievable entire verifying work；Not only it improved work efficiency, but also
It can facilitate and gamut verifying review is carried out to check results, in emerging clear special steel hot metal in steelmaking pretreatment workshop operation many years, effect
Obviously.
In addition to the implementation, all to use equivalent transformation or equivalent replacement the invention also includes there is an other embodiments
The technical solution that mode is formed should all be fallen within the scope of the hereto appended claims.
Claims (5)
1. a kind of bunker scale auxiliary examination device, it is characterised in that: the calibration equipment includes for bearing whole device weight
Multiple weighing sensors, weight signal is collected to sensor by sensor cable and summarizes wiring by the weighing sensor
Box, the sensor summarize terminal box and are connect by weighing joint current with weighing secondary instrument, show weight by weighing secondary instrument,
The weighing platform that weighing counterweight can be placed including being arranged horizontally in immediately below bunker, by increasing and decreasing counterweight on weighing platform
To realize the inspection of bunker scale.
2. a kind of bunker scale auxiliary examination device according to claim 1, it is characterised in that: the weighing platform passes through perpendicular
The hanging mechanism being directly arranged symmetrically is horizontally installed to immediately below bunker, and the hanging mechanism includes being symmetrically welded on the outside of feed bin
Hanging plate and corresponding number hook and several lifting lugs, the two neighboring lifting lug being arranged in a vertical direction by hook connection,
The connection of the lifting lug of weighing platform both ends and bottom.
3. a kind of bunker scale auxiliary examination device according to claim 1, it is characterised in that: for the height for realizing weighing platform
Degree is adjusted, and hanging mechanism is arranged to two strokes up and down, and each stroke is made up of the lifting lug of a hook and hook both ends, and two
It is connected between the adjacent lifting lug of a stroke by the connecting plate with threaded hole, by the way that screw rod and connecting plate are arranged on lifting lug
Threaded hole cooperation, to realize hanging mechanism in the adjusting of vertical direction.
4. a kind of method of bunker scale auxiliary examination device as described in claim 1, it is characterised in that the method for inspection is such as
Under:
1) zero-bit: hopper hole capital after selling all securities is demarcated, auxiliary examination weighs platform and keeps vacant, in the weighing enterprising rower of secondary instrument after confirmation is good
Z-operation；I.e.
2) it carries out full scale calibration: being weighed in auxiliary examination and uniformly place sufficient amount counterweight on platform, on secondary instrument to be weighed
After stable reading, full scale proving operation is carried out on weighing secondary instrument；
3) verification of calibration result: after the completion of proving operation, in batches, quantitatively gradually reducing counterweight, selects in default range of weighing
Multiple calibration points are selected, the counterweight weight on numerical value and practical auxiliary examination platform is weighed to weighing secondary instrument at this time and is carried out pair
Than, verifying bunker scale verify effect, as scale multiple calibration points worst error in allowable range of error if think verification at
Function；Otherwise rower is fixed again after needing progress bunker scale force analysis, weighing sensor, weighing secondary instrument to check failure, checks, up to
Until meeting the requirements.
5. a kind of method of bunker scale auxiliary examination device according to claim 1, it is characterised in that when demarcating zero-bit
Weight by the weight of empty feed bin, verification platform is got rid of when marking zero point as deadweight, after mark zero, is claimed
Weight secondary instrument shows that weight is 0kg.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810366797.5A CN110186545A (en) | 2018-04-23 | 2018-04-23 | A kind of bunker scale auxiliary examination device and its implementation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810366797.5A CN110186545A (en) | 2018-04-23 | 2018-04-23 | A kind of bunker scale auxiliary examination device and its implementation |
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| Publication Number | Publication Date |
|---|---|
| CN110186545A true CN110186545A (en) | 2019-08-30 |
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ID=67713911
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| CN201810366797.5A Pending CN110186545A (en) | 2018-04-23 | 2018-04-23 | A kind of bunker scale auxiliary examination device and its implementation |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111854914A (en) * | 2020-07-24 | 2020-10-30 | 曹妃甸港矿石码头股份有限公司 | Automatic scale calibration method for weighing system of ore bulk material loading building |
| CN112345056A (en) * | 2020-10-13 | 2021-02-09 | 河钢股份有限公司承德分公司 | Method for calibrating and verifying precision of decrement scale by substitute |
| CN112570153A (en) * | 2020-11-05 | 2021-03-30 | 昆明理工大学 | Method and device for measuring and controlling liquid medicine consumption in beneficiation process |
| CN112729494A (en) * | 2020-12-23 | 2021-04-30 | 芜湖市爱三迪电子科技有限公司 | Metering device is used in production of 3D printer raw materials |
-
2018
- 2018-04-23 CN CN201810366797.5A patent/CN110186545A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111854914A (en) * | 2020-07-24 | 2020-10-30 | 曹妃甸港矿石码头股份有限公司 | Automatic scale calibration method for weighing system of ore bulk material loading building |
| CN112345056A (en) * | 2020-10-13 | 2021-02-09 | 河钢股份有限公司承德分公司 | Method for calibrating and verifying precision of decrement scale by substitute |
| CN112345056B (en) * | 2020-10-13 | 2022-07-22 | 河钢股份有限公司承德分公司 | Method for calibrating and verifying precision of decrement scale by substitute |
| CN112570153A (en) * | 2020-11-05 | 2021-03-30 | 昆明理工大学 | Method and device for measuring and controlling liquid medicine consumption in beneficiation process |
| CN112570153B (en) * | 2020-11-05 | 2024-02-20 | 昆明理工大学 | Method and device for measuring and controlling liquid medicine dosage in mineral separation process |
| CN112729494A (en) * | 2020-12-23 | 2021-04-30 | 芜湖市爱三迪电子科技有限公司 | Metering device is used in production of 3D printer raw materials |
| CN112729494B (en) * | 2020-12-23 | 2022-10-21 | 芜湖市爱三迪电子科技有限公司 | Metering device for 3D printer raw material production |
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