CN203881587U - Iron ore powder sample preparation device capable of molding multiple samples - Google Patents
Iron ore powder sample preparation device capable of molding multiple samples Download PDFInfo
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- CN203881587U CN203881587U CN201420201701.7U CN201420201701U CN203881587U CN 203881587 U CN203881587 U CN 203881587U CN 201420201701 U CN201420201701 U CN 201420201701U CN 203881587 U CN203881587 U CN 203881587U
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Abstract
The utility model relates to an iron ore powder sample preparation device capable of molding multiple samples, belongs to the technical field of basic performance test equipment of iron ore powder, and is used for molding multiple iron ore powder samples in one time under a certain pressure condition. Three sets of sample preparation moulds are mounted on a mould platform; each set of the mould is composed of a mould sleeve, a mould cover and a reset spring in same specification; three sample ejector rods are positioned in the mould sleeves; a mould cavity of which the height can be regulated is formed between the upper end of each sample ejector rod and the mould cover; the same ore powder with the same weight in the three moulds can be prepared into three samples after being pressed and demoulded by one step, so that the sample preparation conditions of all the samples are uniform. Thus, the interference caused by human factors is avoided, i.e., the accuracy and the efficiency of a test are improved. The iron ore powder sample preparation device is reasonable in structural design and accurate in test result. According to the iron ore powder sample preparation device, the interference caused by human factors is greatly reduced, the sample preparation efficiency is improved and the consumption of human and material resources is decreased. Thus, the iron ore powder sample preparation device taken as an effective sample preparation device is worthy of being popularized and applied in laboratories.
Description
Technical field
The utility model relate to a kind of can be in certain pressure condition the Iron Ore Powder sample preparation device of the multiple samples of moulding once, belong to Iron Ore Powder basic property testing equipment technical field.
Background technology
Along with steel fast development, day by day increase for the demand of the necessary iron ore deposit of smelting iron and steel, the kind of iron ore is also being on the increase.In order to obtain the iron ore deposit of high performance-price ratio and to produce up-to-standard sintering deposit, be the problem of paying close attention to during iron and steel enterprise produces to the evaluation of iron ore performance always.Iron ore basic characteristic is the index of the different iron ore self property difference of reflection, because the mensuration of the each index of basic characteristic is at high temperature to simulate under the condition of sintering process to carry out, therefore, each index in iron ore basic characteristic can reflect high temperature performance and the reaction rule thereof of different mineral in sintering process, its experimental study achievement is widely used aborning, and has obtained very large economic benefit.
In Iron Ore Powder basic characteristic, mainly contain five large performances, respectively: Liquid phase flowability, same to voltinism, Iron Ore Powder crystal stock characteristic, binder strength and calcium ferrite formation characteristic, this five large performance has more comprehensively reflected the various aspects in iron ore powder sintering process.The mensuration of Iron Ore Powder five large basic characteristics is carried out in special-purpose high temperature test unit, is to complete in same sample preparation device although every kind of performance in concrete operating process differences in aspect such as batching, temperature schedules, is measured use containing the making of ferroelectric sample.Its operating process is by a certain amount of mould cavity of putting into sample preparation device containing Iron Ore Powder preparing, hydraulic system applies the pressure of 10MPa to breeze, continue after 2 minutes, under the effect of elevating mechanism, sample ore is ejected, said process need in triplicate, each performance index using three times test mean value as measurement result.Sample preparation device is made up of supporting mechanism, hydraulic mechanism, elevating mechanism, mould etc., is the indispensable device that Iron Ore Powder is carried out basic characteristic test; But also there is all many-sided deficiencies in this device, be mainly manifested in the following aspects in design and use:
1. this device only has a mould, once can only make a sample, and efficiency is too low, can not meet test to sample requirement quantitatively.
2. carry out sample preparation with this device and under certain pressure condition, continue to complete after the regular hour, the method for preparing sample of next sample can make test findings produce error because of operator's difference and the condition of equipment self.
3. when hot test, often need several samples to making under the same terms simultaneously temperature schedule according to the rules test, but be subject to the restriction of sample preparation device method of preparing sample, make high-temperature service in the long period in waiting status, electric power, equipment and materials etc. are caused to waste.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of improved Iron Ore Powder sample preparation device, this device can once complete the sample preparation work of three samples on the time requiring and pressure, can reduce error artificial, that apparatus factor produces sample making course, improve sample preparation efficiency, save and consume.
The technical scheme solving the problems of the technologies described above is:
An Iron Ore Powder sample preparation device for the multiple samples of energy moulding, it is made up of supporting mechanism, hydraulic mechanism, elevating mechanism, mould, supporting mechanism comprises base, support bar, mold platform, hydraulic mechanism comprises tensimeter, blowdown valve, pressing mechanism, hydraulic cylinder, elevating mechanism comprises lifting column, sample push rod, sample push rod platform, back-moving spring, back-moving spring platform, and mould comprises mould sleeve pipe and die cover, mould sleeve pipe is fixed in mold platform, the lower end of sample push rod is supported by sample push rod platform, the top of sample push rod is inserted in mould sleeve pipe, lifting column withstands on sample push rod platform below, between back-moving spring platform and mold platform, back-moving spring is installed, its improvements are, in mold platform, be provided with three groups of identical moulds, three mould sleeve pipes become a word uniform along mold platform length direction, on sample push rod platform, there are three sample push rods, three sample push rods are corresponding with three mould sleeve pipes respectively, highly identical, between back-moving spring platform and mold platform, there are three back-moving springs corresponding with three sample push rods respectively.
The Iron Ore Powder sample preparation device of the multiple samples of above-mentioned energy moulding, three groups of moulds in described mold platform form by mould sleeve pipe, die cover, the back-moving spring of same size.
The Iron Ore Powder sample preparation device of the multiple samples of above-mentioned energy moulding, length, the diameter of described three sample push rods are all identical, three sample push rod tops are placed in mould sleeve pipe, between the upper end of sample push rod and die cover bottom surface, form mould cavity, the internal thread of die cover coordinates and screws with mould sleeve external thread, the height of mould cavity is adjustable, and sample push rod lower end and sample push rod platform are connected to an entirety.
The beneficial effects of the utility model are:
Three cover sampling dies are installed in mold platform of the present utility model, and every mold forms by mould sleeve pipe, die cover, the back-moving spring of same size; Three sample push rods are placed in mould sleeve pipe, between its upper end and die cover, form mould cavity, highly adjustable, can hold the breeze within the scope of constant weight; Three sample push rod lower ends and sample push rod platform are an entirety, and hydraulic cylinder is pressed into standard sample by the breeze in three moulds under the effect of pressing mechanism, completes the compressing and knockout course of sample under the effect of blowdown valve; The breeze of the same race of identical weight, in three moulds, can be made into three samples after once suppressing knockout course, and therefore, the sampling of each sample is uniformly, has avoided the interference of human factor, has improved the accuracy and efficiency of test.The utility model reasonable in design, test effect accurately, greatly reduce human factor interference, improved sample preparation efficiency, reduced manpower and materials consumption, be worthy of popularization in testing laboratory as the effective sample preparation device of one.
Brief description of the drawings
Fig. 1 is one-piece construction schematic diagram of the present utility model;
Fig. 2 is the partial sectional view of Fig. 1;
Fig. 3 is back-moving spring platform front view;
Fig. 4 is back-moving spring platform vertical view;
Fig. 5 is sample push rod and sample push rod platform front view;
Fig. 6 is sample push rod and sample push rod platform vertical view.
In figure, mark is as follows: base 1, support bar 2, blowdown valve 3, hydraulic cylinder 4, tensimeter 5, pressing mechanism 6, mold platform 7, die cover 8, mould sleeve pipe 9, mould cavity 10, back-moving spring 11, sample push rod 12, sample push rod platform 13, back-moving spring platform 14, lifting column 15.
Embodiment
The utility model comprises supporting mechanism, hydraulic mechanism, elevating mechanism, mould.
In figure, show, supporting mechanism is made up of base 1, support bar 2, mold platform 7, and two groups of support bar 2 two ends are individually fixed in base 1 and mold platform 7, form sample preparation device general frame structure.
In figure, show, hydraulic mechanism is made up of tensimeter 5, blowdown valve 3, pressing mechanism 6, hydraulic cylinder 4, pressing mechanism 6 to-and-fro movements make hydraulic cylinder 4 produce pressure, promoting lifting column 15 moves up, under the effect of sample push rod 12 by the breeze extrusion modling in mould cavity 10, tensimeter 5 shows the force value that hydraulic system produces, and range is 25MPa, and in an embodiment of the present utility model, breeze is extrusion modling under 10MPa in force value.
In figure, show, elevating mechanism is made up of lifting column 15, sample push rod 12, sample push rod platform 13, back-moving spring 11, back-moving spring platform 14, sample push rod 12 lower ends and sample push rod platform 13 are connected to an entirety, sample push rod platform 13 is promoted upwards by the lifting column 15 of hydraulic cylinder 4, and sample push rod 12 and sample push rod platform 13 keep synchronous in the lifting process of sample compacting and the demoulding.
In figure, show, between back-moving spring platform 14 and mold platform 7, back-moving spring 11 is installed, back-moving spring platform 14 leaves circular hole at sample push rod 12 correspondence positions, and sample push rod 12 passes from back-moving spring platform 14.Sample push rod 12 can be up and down under the acting in conjunction of lifting column 15 and back-moving spring 11.
In figure, show, mold platform 7 is provided with three groups of identical moulds, and three groups of moulds form by mould sleeve pipe 9, die cover 8, the back-moving spring 11 of same size.Three mould sleeve pipe 9 one words are distributed in mold platform 7.
On sample push rod platform 13, there are 12, three sample push rods 12 of three sample push rods corresponding with three mould sleeve pipes 9, highly identical respectively.
Between back-moving spring platform 7 and mold platform 7, there are three back-moving springs 11 corresponding with three sample push rods 12 respectively.Length, the diameter of three sample push rods 12 are all identical, and three sample push rods 12 are placed in mould sleeve pipe 9.
In figure, show, die cover 8 is female thread structure, after Iron Ore Powder packs mould into, can coordinate and screw with mould sleeve pipe 9 external threads, and breeze is packaged in mould.Between sample push rod 12 upper ends and die cover 8, form cylindrical mould cavity 10, can regulate the height of mould cavity 10 by rotary die lid 8, a certain amount of Iron Ore Powder is put into mould cavity 10, at the pressure of regulation be pressed into the mensuration of test right cylinder sample laggard line correlation performance under the time.
The course of work of the present utility model is as follows:
According to the testing program of design, on the balance that is 0.01g in precision, take three parts of equiponderant breezes to be determined of the same race, open die cover 8, breeze is put into respectively to three mould cavities 10, then screw die cover 8, blowdown valve 3 is placed in to latched position, to-and-fro movement by pressing mechanism 6 is pressurizeed to hydraulic cylinder 4, now, lifting column 15 moves up, and promote sample push rod platform 13, make breeze constantly extrusion modling under the effect of sample push rod 12, back-moving spring 11 between mold platform 7 and back-moving spring support platform 14 constantly shrinks, in the time that reaching specified value, tensimeter 5 stops pressurization, and keep constant pressure, generally maintain 10MPa, reach after two minutes in the duration, by blowdown valve 3 releases, tensimeter 5 pointers make zero, sample push rod 12 stops pressurizeing to sample under the effect of back-moving spring 11, and move down, open die cover 8, blowdown valve 3 is placed in to latched position again, to-and-fro movement by pressing mechanism 6 is pressurizeed to hydraulic cylinder 4, sample push rod 12 will eject in the sample from mould of moulding under pressure, complete the knockout course of sample, finally sample is taken off to the mensuration of carrying out breeze correlated performance.
Claims (3)
1. an Iron Ore Powder sample preparation device for the multiple samples of energy moulding, it is made up of supporting mechanism, hydraulic mechanism, elevating mechanism, mould, supporting mechanism comprises base (1), support bar (2), mold platform (7), hydraulic mechanism comprises tensimeter (5), blowdown valve (3), pressing mechanism (6), hydraulic cylinder (4), elevating mechanism comprises lifting column (15), sample push rod (12), sample push rod platform (13), back-moving spring (11), back-moving spring platform (14), and mould comprises mould sleeve pipe (9) and die cover (8), mould sleeve pipe (9) is fixed in mold platform (7), the lower end of sample push rod (12) is supported by sample push rod platform (13), the top of sample push rod (12) is inserted in mould sleeve pipe (9), lifting column (15) withstands on sample push rod platform (13) below, between back-moving spring platform (14) and mold platform (7), back-moving spring (11) is installed, it is characterized in that: in mold platform (7), be provided with three groups of identical moulds, three mould sleeve pipes (9) become a word uniform along mold platform (7) length direction, on sample push rod platform (13), there are three sample push rods (12), three sample push rods (12) are corresponding with three mould sleeve pipes (9) respectively, highly identical, between back-moving spring platform (14) and mold platform (7), there are three back-moving springs (11) corresponding with three sample push rods (12) respectively.
2. the Iron Ore Powder sample preparation device of the multiple samples of energy moulding according to claim 1, is characterized in that: three groups of moulds in described mold platform (7) form by mould sleeve pipe (9), die cover (8), the back-moving spring (11) of same size.
3. the Iron Ore Powder sample preparation device of the multiple samples of energy moulding according to claim 2, it is characterized in that: length, the diameter of described three sample push rods (12) are all identical, three sample push rods (12) top is placed in mould sleeve pipe (9), between the upper end of sample push rod (12) and die cover (8) bottom surface, form mould cavity (10), the internal thread of die cover (8) coordinates and screws with mould sleeve pipe (9) external thread, the height of mould cavity (10) is adjustable, and sample push rod (12) lower end and sample push rod platform (13) are connected to an entirety.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420201701.7U CN203881587U (en) | 2014-04-24 | 2014-04-24 | Iron ore powder sample preparation device capable of molding multiple samples |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420201701.7U CN203881587U (en) | 2014-04-24 | 2014-04-24 | Iron ore powder sample preparation device capable of molding multiple samples |
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| CN203881587U true CN203881587U (en) | 2014-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420201701.7U Expired - Fee Related CN203881587U (en) | 2014-04-24 | 2014-04-24 | Iron ore powder sample preparation device capable of molding multiple samples |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366698A (en) * | 2018-11-02 | 2019-02-22 | 萍乡学院 | Large-size concrete test block pours and demoulds integrated mould and its application method |
| CN112268771A (en) * | 2020-10-30 | 2021-01-26 | 攀钢集团攀枝花钢铁研究院有限公司 | Briquetting system appearance experimental apparatus |
-
2014
- 2014-04-24 CN CN201420201701.7U patent/CN203881587U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366698A (en) * | 2018-11-02 | 2019-02-22 | 萍乡学院 | Large-size concrete test block pours and demoulds integrated mould and its application method |
| CN109366698B (en) * | 2018-11-02 | 2020-09-11 | 东华理工大学 | Large-size concrete test block pouring and demolding integrated mold and use method thereof |
| CN112268771A (en) * | 2020-10-30 | 2021-01-26 | 攀钢集团攀枝花钢铁研究院有限公司 | Briquetting system appearance experimental apparatus |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141015 Termination date: 20170424 |
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| CF01 | Termination of patent right due to non-payment of annual fee |