CN205027628U - Automatic sampling weighing system of chromium ore sand splitter - Google Patents
Automatic sampling weighing system of chromium ore sand splitter Download PDFInfo
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- CN205027628U CN205027628U CN201520744975.5U CN201520744975U CN205027628U CN 205027628 U CN205027628 U CN 205027628U CN 201520744975 U CN201520744975 U CN 201520744975U CN 205027628 U CN205027628 U CN 205027628U
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- weighing
- sand
- drainage tube
- control module
- automatic sampling
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Abstract
The utility model relates to an automatic sampling weighing system of chromium ore sand splitter in the molding sand separation technical field for the casting, include the sand pipe who is connected with the exit end of chromium ore sand splitter, sand pipe is connected with storage sand jar, sand pipe branch on the road is equipped with decurrent drainage tube, be equipped with the charging valve on the way pipe of drainage tube, the fill of weighing is connected to the exit end of drainage tube, weigh and fight fixed setting at the electronic weight bench, it is fixed that the electronic weight platform passes through the support, fill interior slope of weighing is equipped with flourishing material pipe, the upper shed of flourishing material pipe connects the ejection of compact of drainage tube greatly, the discharge valve is connected to the under shed of flourishing material pipe, the support side direction is equipped with the electric box, be equipped with display panel and manual push button on the electric box, display panel is used for showing that the sand that the electronic weight table scale got weighs, manual push button is used for systematic switch.
Description
Technical field
The utility model relates to moulding sand for casting separation technology field, particularly a kind of automatic sampling weighing system of chrome ore separation equipment.
Background technology
Current most of foundry enterprise uses chromite sand and silica sand to carry out foundry goods moulding, wherein chromite sand is as facing sand layer, silica sand is as floor sand layer, the liquid steel temperature used due to steel-casting cast is high, for ensureing the surface quality of foundry goods, must ensure that the chromite sand quality that facing sand layer uses reaches request for utilization.
Experiment finds, the bulk density of chrome ore doubles than the bulk density of silica sand, and the qualified regeneration chrome ore of fixed volume exists a weight critical point, and namely the weight of the qualified regeneration chrome ore of fixed volume has a standard, and sealing is about 2.55-2.6g/cm
3.Therefore, by on-the-spot real time sample weigh detect qualified regeneration chrome ore whether qualified.If regeneration chrome ore weighing results >=standard weights, then regenerate chrome ore up-to-standard, if weighing results < standard weights, then regenerate chrome ore off quality.
But above-mentioned sampling sense cycle is long, regeneration chrome ore quality can not be monitored in real time.If adopt manual operation to carry out sampling to weigh, then require that operating personnel every sampling in a hour once, delivers to pulpit by sand sample, use ordinary electronic scale to weigh, and record weighing results, judge that whether regeneration chrome ore quality is up to standard according to weighing results.Adopt hand sampling to weigh and there are following two aspect problems: on the one hand, require that one day 24H must have special messenger to be responsible for sampling and weigh, workload is large, and human cost is high; On the other hand, the weighing results fluctuating error of different operating personnel is larger.If error appears in hand sampling weighing results, employ the foundry goods that underproof chrome ore produces and can produce very large casting flaw.
Utility model content
The utility model is separated sampling for chrome ore of the prior art and weighs detection method Problems existing, a kind of automatic sampling weighing system of chrome ore separation equipment is provided, weigh to realize the on-the-spot automatic sampling of chrome ore separation equipment, the weight indicator of in good time par chrome ore.
The purpose of this utility model realizes like this, a kind of automatic sampling weighing system of chrome ore separation equipment, comprise be connected with the endpiece of chrome ore separation equipment go out sandpipe, described go out sandpipe be connected with sand tank, described pipeline top set of shaking out is provided with downward drainage tube, and the road pipe of described drainage tube is provided with charging valve, and the endpiece of described drainage tube connects weighing bucket, described weighing bucket is fixedly installed on electronic-weighing platform, and described electronic-weighing platform is fixed by bearing; Described weighing bucket is tilted is provided with charge pipe, the discharging of the upper shed access drainage tube of described charge pipe, and the under shed of described charge pipe connects discharge valve; Described bearing side direction is provided with electric box, and described electric box is provided with display panel and hand push button, the sand weight that described display panel obtains for showing electronic-weighing table scale, and described hand push button is used for the switch of system.
In automatic sampling weighing system of the present utility model, online sample is set on the finished product of the normal chrome ore separation equipment run shakes out pipeline and gets Weighing system, realize in good time on-line period, weigh, the quality of shaking out of timely feedback separation equipment, and the sampling weighing error avoiding individual factors to cause, improves the accuracy detected.
For realizing the automatization level of automatic sampling weighing system further, also PLC is provided with in described electric box, also be provided with PLC in described electric box, described PLC comprises analog quantity control module, discrete control module, CPU module and energy supply control module; Described analog quantity control module is for receiving the weight signal of electronic-weighing platform and comparing with standard weights signal and send qualifying signal or defective signal to digital quantity signal, and whether described discrete control module is normally run for controlling Weighing system or send warning stopping signal; Described CPU module is used for the data processing of PLC system, and described energy supply control module is used for the power supply of PLC.PLC of the present utility model and automatic sampling weighing system, can be implemented in line timing sampling, weigh, compare, in time feedback parting sand quality.
For ease of operated from a distance and monitoring, be also provided with in operation pulpit and operated from a distance can control the hand push button of weighing system and display panel.
For ease of shaking out and sampling, described in go out sandpipe and be tilted to lower setting, described drainage tube is drawn from the lower wall branch going out sandpipe and heavyly directly to be arranged downwards.
For ease of the sand material in centralized collection sand-holding tube, the outlet access of described discharge valve connects sand hopper.
Weigh for realizing automatic sampling further, adopt the Weighing control method of the automatic sampling weighing system of above-mentioned chrome ore separation equipment of the present utility model, comprise the process that energy supply control module is powered to PLC, discrete control module controls reinforced and discharge process, time detecting process, detects the process of charging valve and discharge valve opening and closing time, the process that the weighing results of electronic-weighing platform and standard weights contrast, during weighing system work, manual knob sends enabling signal, discrete control module sends to charging valve and opens reinforced signal, close after charging valve opens 15 seconds, discharge valve cuts out after opening the sand material bled off for 15 seconds in charge pipe, weighing results is fed back to analog quantity control module by electronic-weighing platform, weighing results and standard weights contrast by analog quantity control module, send qualifying signal or defective signal, when discrete control module receives qualifying signal, time detecting process starts timing, reinforced signal is sent after one hour, carry out next round sampling and weigh circulation, when discrete control module receives defective signal, send alerting signal, system sends stopping signal to chrome ore separation equipment.
Weighing control method of the present utility model, can make on-line period weighing system and chrome ore separation equipment realize online chain control, feed back in time when guaranteeing that equipment breaks down, and shuts down process, improves the qualification rate of finished product ore in sand form, reduces equipment failure loss.
Accompanying drawing explanation
Fig. 1 is the automatic sampling weighing system schematic diagram of the chrome ore separation equipment of utility model.
Fig. 2 is the schematic diagram of PLC.
Fig. 3 is the process flow diagram of Weighing control method of the present utility model.
Wherein, 1 goes out sandpipe; 2 drainage tubes; 3 charging valves; 4 weighing buckets; 5 discharge valves; 6 charge pipes; 7 electronic-weighing platforms; 8 display panels; 9 manual knobs; 10 bearings; 11 connect sand hopper.
Embodiment
As Fig. 1 and Fig. 2 does the automatic sampling weighing system of chrome ore separation equipment of the present utility model, comprise be connected with the endpiece of chrome ore separation equipment go out sandpipe 1, go out sandpipe 1 to be connected with sand tank, go out sandpipe 1 tunnel top set and be provided with downward drainage tube 2, the road pipe of drainage tube 2 is provided with charging valve 3, the endpiece of drainage tube 2 connects weighing bucket 4, and weighing bucket 4 is fixedly installed on electronic-weighing platform 7, and electronic-weighing platform 7 is fixed by bearing 10; Weighing bucket 4 is tilted is provided with charge pipe 5, the discharging of the upper shed access drainage tube 2 of charge pipe 5, and the under shed of charge pipe 5 connects discharge valve 6; Bearing 10 side direction is provided with electric box, and electric box is provided with display panel 8 and hand push button 9, the sand weight that display panel 8 claims for showing electronic-weighing platform 7, and hand push button 9 is for the switch of system.
For realizing the automatization level of automatic sampling weighing system further, be also provided with PLC in electric box, PLC comprises ball valve control module, analog quantity control module, discrete control module, CPU module and energy supply control module; Ball valve control module is for controlling the switch of charging valve 3 and discharge valve 6; Analog quantity control module is for receiving the weight signal of electronic-weighing platform 7 and comparing with standard weights signal and send qualifying signal or defective signal to digital quantity signal, and discrete control module is for judging whether weighing system normally runs or send warning stopping signal; CPU module is used for the data processing of PLC system, and energy supply control module is used for the power supply of PLC.PLC of the present utility model and automatic sampling weighing system, can be implemented in line timing sampling, weigh, compare, in time feedback parting sand quality.
For ease of operated from a distance and monitoring, be also provided with in operation pulpit and operated from a distance can control the hand push button of weighing system and display panel.
For ease of shaking out and sampling, go out sandpipe 1 and be tilted to lower setting, drainage tube 2 is drawn and heavy straight setting downwards from the lower wall branch going out sandpipe.
For ease of the sand material in centralized collection sand-holding tube 5, the outlet access of discharge valve 6 connects sand hopper 11.
In automatic sampling weighing system of the present utility model, online sample is set on the finished product of the normal chrome ore separation equipment run shakes out pipeline and gets Weighing system, realize in good time on-line period, weigh, the quality of shaking out of timely feedback separation equipment, and the sampling weighing error avoiding individual factors to cause, improves the accuracy detected.
Adopt the Weighing control method of the automatic sampling weighing system of the above-mentioned chrome ore separation equipment of the utility model, comprise the process that energy supply control module is powered to PLC, discrete control module controls reinforced and discharge process, time detecting process, detects the process of charging valve and discharge valve opening and closing time, the process that the weighing results of electronic-weighing platform 7 and standard weights contrast, during weighing system work, manual knob 9 sends enabling signal, discrete control module sends to charging valve 3 and opens reinforced signal, close after charging valve 3 opens 15 seconds, discharge valve 5 cuts out after opening the sand material bled off for 15 seconds in charge pipe 6, weighing results is fed back to analog quantity control module by electronic-weighing platform 7, weighing results and standard weights contrast by analog quantity control module, send qualifying signal or defective signal, when discrete control module receives qualifying signal, time detecting process starts timing, reinforced signal is sent after one hour, carry out next round sampling and weigh circulation, when discrete control module receives defective signal, send alerting signal, system sends stopping signal to chrome ore separation equipment, manage with timely dock.
Weighing control method of the present utility model, can make on-line period weighing system and chrome ore separation equipment realize online chain control, feed back in time when guaranteeing that equipment breaks down, and shuts down process, improves the qualification rate of finished product ore in sand form, reduces equipment failure loss.
Claims (5)
1. the automatic sampling weighing system of a chrome ore separation equipment, comprise be connected with the endpiece of chrome ore separation equipment go out sandpipe, described go out sandpipe be connected with sand tank, it is characterized in that, described pipeline top set of shaking out is provided with downward drainage tube, and the road pipe of described drainage tube is provided with charging valve, and the endpiece of described drainage tube connects weighing bucket, described weighing bucket is fixedly installed on electronic-weighing platform, and described electronic-weighing platform is fixed by bearing; Described weighing bucket is tilted is provided with charge pipe, the discharging of the upper shed access drainage tube of described charge pipe, and the under shed of described charge pipe connects discharge valve; Described bearing side direction is provided with electric box, and described electric box is provided with display panel and hand push button, the sand weight that described display panel obtains for showing electronic-weighing table scale, and described hand push button is used for the switch of system.
2. the automatic sampling weighing system of chrome ore separation equipment according to claim 1, it is characterized in that, also be provided with PLC in described electric box, described PLC comprises analog quantity control module, discrete control module, CPU module and energy supply control module; Described analog quantity control module is for receiving the weight signal of electronic-weighing platform and comparing with standard weights signal and send qualifying signal or defective signal to digital quantity signal, and whether described discrete control module is normally run for controlling Weighing system or send warning stopping signal; Described CPU module is used for the data processing of PLC system, and described energy supply control module is used for the power supply of PLC.
3. the automatic sampling weighing system of chrome ore separation equipment according to claim 1, its feature exists, and is also provided with and operated from a distance can controls the hand push button of weighing system and display panel in operation pulpit.
4. the automatic sampling weighing system of chrome ore separation equipment according to claim 1, its feature exists, described in go out sandpipe and be tilted to lower setting, described drainage tube is drawn from the lower wall branch going out sandpipe and heavyly directly to be arranged downwards.
5. the automatic sampling weighing system of chrome ore separation equipment according to claim 1, is characterized in that, the outlet access of described discharge valve connects sand hopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520744975.5U CN205027628U (en) | 2015-09-24 | 2015-09-24 | Automatic sampling weighing system of chromium ore sand splitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520744975.5U CN205027628U (en) | 2015-09-24 | 2015-09-24 | Automatic sampling weighing system of chromium ore sand splitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205027628U true CN205027628U (en) | 2016-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520744975.5U Withdrawn - After Issue CN205027628U (en) | 2015-09-24 | 2015-09-24 | Automatic sampling weighing system of chromium ore sand splitter |
Country Status (1)
| Country | Link |
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| CN (1) | CN205027628U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105158104A (en) * | 2015-09-24 | 2015-12-16 | 共享铸钢有限公司 | Automatic sampling and weighing system of chrome ore separating equipment and weighing control method |
-
2015
- 2015-09-24 CN CN201520744975.5U patent/CN205027628U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105158104A (en) * | 2015-09-24 | 2015-12-16 | 共享铸钢有限公司 | Automatic sampling and weighing system of chrome ore separating equipment and weighing control method |
| CN105158104B (en) * | 2015-09-24 | 2018-02-23 | 共享铸钢有限公司 | The automatic sampling weighing system and Weighing control method of a kind of chrome ore separation equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160210 Effective date of abandoning: 20180223 |