CN102127479A - Method and equipment for processing hollow coal briquettes through compound hedging extrusion - Google Patents
Method and equipment for processing hollow coal briquettes through compound hedging extrusion Download PDFInfo
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- CN102127479A CN102127479A CN2010100228490A CN201010022849A CN102127479A CN 102127479 A CN102127479 A CN 102127479A CN 2010100228490 A CN2010100228490 A CN 2010100228490A CN 201010022849 A CN201010022849 A CN 201010022849A CN 102127479 A CN102127479 A CN 102127479A
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Abstract
The invention provides a method and equipment for easily processing single-hole or multi-hole coal briquettes to solve the technical problems. In the method, the hollow coal briquettes prepared by compound hedging extrusion have uniform density and cavity holes in crossed directions are easy to form. By the hollow coal briquette processing method and the hollow coal briquette processing equipment, cavities of the coal briquettes are formed by a half mould sleeve, coal dust is conveyed to the cavities, and the half mould sleeve is moved relatively; because a loose core is arranged in the half mould sleeve, the coal briquettes are prepared and the cavity holes of the coal briquettes are formed; therefore, the coal briquettes prepared by the hollow coal briquette processing equipment through the hollow coal briquette processing method are uniform in density, difficult to break, and convenient to process, and the cavity holes are particularly easy to form in two crossed directions.
Description
Technical field
The present invention relates to a kind of moulded coal working method, particularly a kind of working method and equipment thereof of the compound extruding cavity moulded coal that liquidates.
Background technology
Moulded coal is widely used in industry and resident.Moulded coal and fire coal directly burning are compared, and have advantages such as thermo-efficiency height, dust, flue dust are few, at industrial circle, particularly at power station and fertilizer industry, are subjected to special favor.Moulded coal has different shape, and the cross section is normally circular or oval.
For the efficiency of combustion that further improves moulded coal, reduce flue dust, at present a kind of method that generally adopts be in the process of briquette production its laterally or longitudinal direction form a through hole or two through hole.Because this through hole makes that oxygen supply was abundant when moulded coal burnt, it is abundant relatively to burn, and dust, flue dust also reduce relatively.
Chinese patent ZL00135180.X discloses a kind of cavity moulded coal and processing units thereof, adopt two pairs of rotating rollers, on each roller, be provided with half groove that can form moulded coal, can be during roller turn to the extruding of coal charge, thereby form moulded coal in groove, loosing core between rod can form the hole of a direction of moulded coal simultaneously.The processing units of this patent disclosure is owing to form moulded coal by the extruding of rolling, certainly will cause the moulded coal density unevenness even, broken easily, and, this method is very difficult as forming two crisscross cavitys when adopting two roller rolled, owing to be difficult to insert loosing core of intersecting, form the above cavity bore of both direction, and this processing units be difficult to keep continuous normal operation.
Summary of the invention
Technical problem to be solved by this invention provides the working method and the processing units thereof of a kind of convenient processing one hole or porous briquette, this method be adopt cavity moulded coal that the compound extrusion molding that liquidates makes not only density evenly but also easily form crisscross cavity bore.And ordering about of this equipment mechanism can be power transmission sources such as machinery, hydraulic pressure or air pressure.
In order to solve the problems of the technologies described above, the moulded coal working method that the utility model provides comprises following steps:
A) close up the half module cover of the cavity of the required profile of the prefabricated moulded coal of a pair of formation, in die sleeve, form the cavity of moulded coal profile;
B) open coal material feeding mouth conveying powdered or particulate coal raw material and fill up above-mentioned cavity in above-mentioned cavity;
C) close above-mentioned opening for feed, in cavity, insert simultaneously and loose core, thereby form described cavity bore with the moulded coal cavity bore is corresponding;
D) separate the above-mentioned half module cover that closes up, discharge the moulded coal of moulding.
Further, at above-mentioned steps C) preceding, thereby the above-mentioned half module cover that relatively moves further compresses moulded coal, improves the density of moulded coal.
Further, at described step D) after also comprise:
E) on another is crisscross, close up another to constituting the half module cover of the required physical dimension of moulded coal, further compress moulded coal, make the moulded coal of formation fine and close more.
Further again, on described another double die sleeve, be provided with and loose core, thus the cavity bore of formation other direction.
Also further, put to be provided with at each half module of described another double die sleeve and can form loosing core of cavity.
Further again, be arranged with at arbitrary half module of described another double die sleeve and can form loosing core of cavity.
Moulded coal processing units provided by the invention comprises:
The a pair of half module cover that forms the cavity of the required profile of prefabricated moulded coal;
Link to each other with above-mentioned half module cover and promote the mobile mutually power set of described half module cover;
In above-mentioned cavity, carry the coal raw material and fill up the coal raw material conveying device of above-mentioned cavity; And
One with corresponding the loosing core of cavity bore of moulded coal, it inserts the cavity bore that makes moulded coal form moulded coal in the described cavity;
Further, processing units of the present invention also comprises:
Another to the corresponding half module cover of the required physical dimension of moulded coal, they can close up and further compress the moulded coal that moulded coal makes formation on another is crisscross fine and close more.
Further again, on described another double die sleeve, be provided with and loose core, thus the cavity bore of formation other direction.
Also further, put to be provided with at each half module of another double die sleeve and can form loosing core of cavity.
Further again, put to be provided with at arbitrary half module of another double die sleeve and can form loosing core of cavity.
In addition, described motion of loosing core is controlled by mechanical caging and auto-unlocking device.
Cavity moulded coal working method provided by the invention and processing units thereof are owing to adopt the half module cover to form the moulded coal cavity, then coal dust is transported to above-mentioned cavity, again by the above-mentioned half module cover that relatively moves, be located in the described half module cover owing to loose core, when making moulded coal, form the moulded coal cavity bore like this, therefore, the moulded coal density that adopts cavity moulded coal working method of the present invention and processing units thereof to make is even, be not easy fragmentation, easy to process, particularly, forming cavity bore at two on crisscross also is easy to.
Description of drawings
Fig. 1 is the structure principle chart of first embodiment of invention.
Fig. 2 is the structure principle chart of the second embodiment of the present invention.
Fig. 3 is the vertical view of the detailed structure of moulded coal processing units of the present invention.
Fig. 4 is the transverse sectional view of the detailed structure of moulded coal processing units of the present invention.
Fig. 5 is a workflow diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the invention are elaborated.
Label declaration:
1. lower shaft lifting connecting plate; 2. counterdie lifting yoke plate group; 3. left and right sides mould power yoke plate; 4. crank power group; 5. patrix yoke plate group; 6. go up axle yoke plate group; 7. go up axle lifting tooth axle group; 8. patrix lifting tooth axle group; 9. circulation material conveying is responsible for; 10. jet feeding tube; 11. motor-driven material distributing plate; 12. material storage pipe; 13. upper shaft lever; 14. last axle linkage groups; 15. first die sleeve; 16. flywheel power source group; 17. crank link gear; 18a. left half module cover; 18b. right half module cover; 19. ejector spring; 20. the moving device of lock; 21a. left lock core shaft; 21b. right lock core shaft; 22. locking device; 23. Left-wing Federation's plate main shaft; 24. Left-wing Federation's plate; 25. Left-wing Federation's plate underframe; 26. second die sleeve; 27. following mold shaft; 28. runner group; 29. outside framework; 30. counterdie lifting tooth axle group; 31. lower shaft lifting tooth axle group; 32. feeding plate.
Referring to Fig. 1, this embodiment adopts two last negative die covers 15 and 26 to compress the manufacturing moulded coal up and down, the middle position that wherein descends mold shaft 27 to be arranged on second die sleeve 26 also can move up and down, upper shaft lever 13 is arranged on the middle position of first die sleeve 15 and can moves up and down, like this, when half module cover 15 and 26 moves mutually and draws close, form cavity between them near the required profile of moulded coal.In this embodiment, because required moulded coal is circular,, when half module cover 15 and 26 moves mutually and draws close, form a spheric cavity between them so half module cover 15 and 26 respectively has a hemispherical depression.When by coal raw material conveying device (below will describe) in above-mentioned spherical hollow space conveying powdered or blocky coal raw material and fill up above-mentioned cavity after, because upper shaft lever 13 this moment position up, be full of coal raw material (for example coal dust) between its moving passage, like this, when upper shaft lever 13 moves down until internal surface near its depression, the coal raw material that interchannel is full of is further got in the established moulded coal, thereby quicken to form moulded coal (the same with prior art, as to be added with binding agent etc. in the coal raw material and to make the easy moulding of coal raw material).
In addition, until arriving or near the internal surface of the depression of first die sleeve 15, will passing moulded coal and form a cavity bore in moulded coal central authorities, it had played the effect of loosing core when mold shaft 27 moved up instantly.Further push moulded coal simultaneously, improve the density of moulded coal.The moulded coal that this method and device thereof are made is a cavity bore, can be through hole, also can be blind hole (blind hole), and this depends on whether mold shaft 27 passes completely through moulded coal down.Moving by a power set of half module cover 15 and 26 drives (following will the detailed description in detail).At last, half module cover 15 and 26 is separated from each other, and like this, a pass coal is just made and finished.
Referring to Fig. 2, this embodiment is a moulded coal of producing the cavity bore with two crisscross (levels and vertical).On the basis of the embodiment of Fig. 1, this embodiment also comprises another to constituting the required physical dimension of moulded coal left and right sides half module cover 18a and 18b, and their horizontal positioned also drive (following will the detailed description in detail) by a power set. Half module cover 18a and 18b respectively have a hemispherical depression, when they move mutually and draw close, form a spheric cavity between them, and this cavity is exactly the required physical dimension of moulded coal.Be respectively equipped with the 21a of left and right sides lock core shaft, the 21b that can form cavity on each half module cover 18a and the 18b.They are exactly to form loosing core of cavity.
In this embodiment, the spheric cavity was more slightly larger than the required physical dimension of moulded coal when the half module of vertical direction cover 15 and 26 moved mutually and draws close, and like this, can further compress moulded coal and make moulded coal fine and close more when above-mentioned half module cover 18a and 18b close up.
The then embodiment of Fig. 1, after above-mentioned half module cover 15 and 26 is separated from each other, moulded coal by the center bore string mold shaft 27 down (above diameter dimension little, below diameter big) and can keep moulded coal to fix.Horizontally disposed half module cover 18a that has been separated from each other and 18b are driven by power set and draw close mutually, when they close up, make it fine and close more to further compressing on the one hand by half module cover 15 and 26 established pass coals, and even more (because from both direction pressurization).Simultaneously, the 21a of left and right sides lock core shaft, 21b when 18a and 18b draw close mutually, forming on the moulded coal horizontal direction about two cavity bore, if the end of the 21a of left and right sides lock core shaft, 21b does not touch first hole (inwall of upright opening), the cavity bore of above-mentioned horizontal direction is exactly obstructed hole; If contact, this cavity bore is exactly a through hole so.
Fig. 3, Fig. 4 are the detailed structure synoptic diagram of moulded coal processing units method of the present invention.This synoptic diagram comprise promote power set that the half module cover moves mutually and in cavity the coal raw material conveying device of conveying powdered or lumped coal raw material, can make porous (through hole or blind hole) moulded coal in length and breadth.
Referring to Fig. 3, Fig. 4, Fig. 5, the power set that negative die cover 15,26 moves mutually in the promotion comprise: counterdie lifting yoke plate group 2, patrix yoke plate group 5, go up an axle yoke plate group 6, patrix lifting tooth axle group 8, counterdie lifting tooth axle group 30.Patrix lifting tooth axle group 8 (for example motor, hydro-cylinder, pneumatic cylinder drive by power commonly used) thus promoting 5 motions of patrix yoke plate group drives moving up and down of first die sleeve 15.Counterdie lifting tooth axle group 30 promotes patrix yoke plate group 6 and counterdie lifting yoke plate group 2 second die sleeves 26 of drive move up and down.
Flywheel power source group 16, crank link gear 17, Left-wing Federation's plate main shaft 23, Left-wing Federation's plate 24, Left-wing Federation's plate underframe 25 are formed the side-to-side movement that a power set promotes left and right sides half module cover 18a, 18b.Wherein, flywheel power source group 16 can drive be rotated by motor, make coupled crank link gear 17 motions, and Left-wing Federation's plate main shaft 23 is rotated around Left-wing Federation's plate 24, thereby the left half module that promotes to link to each other with Left-wing Federation plate 24 overlaps 18 effect campaign (moving).In addition, right half module cover 38 drives two move left and right by crank link gear 17.Wherein, flywheel power source group 16 can adopt hydraulic pressure or pneumatic supply.
In addition, thus promote to go up axle linkage groups 14 and drive moving up and down of upper shaft lever bars 13 by the axle lifting tooth axle group 7 that goes up that motor drives.Thereby the lower shaft lifting tooth axle group 31 that is driven by motor promotes lower shaft lifting connecting plate 1 and drives moving up and down of mold shaft 27 down equally.
The coal raw material conveying device is made up of the circulation material conveying person in charge 9, jet feeding tube 10, motor-driven material distributing plate 11 and material storage pipe 12.Upper shaft lever 13 is arranged in the passage of middle position of first die sleeve 15 and can moves up and down.Material storage pipe 12 links to each other with the passage of the upper shaft lever 13 of first die sleeve 15, and this passage communicates with the sunk part of first die sleeve 15, thereby can communicate with the cavity after last negative die cover 15,26 closes up.Following mold shaft 27 is arranged in the passage of middle position of second die sleeve 26 and can moves up and down.
The working process of present embodiment is as follows:
Starting is to the patrix yoke plate group 5 of impact machine, patrix lifting tooth axle group 8, counterdie lifting yoke plate group 2 and counterdie lifting tooth axle group 3, promptly start working, make Upper Die-sleeve 15 and lower die-sleeve 26 close up, simultaneously, motor-driven material distributing plate 11 withdraws from, circulation material conveying is responsible for to be arrived in the material storage pipe 12 under the coal dust raw material that has stirred in 9, delay time after 0.5 second, motor-driven material distributing plate 11 is being with jet feeding tube 10 to reset, and goes up axle lifting tooth wheels 11 simultaneously, last axle yoke plate group 6 drives upper shaft lever 13, opens opening for feed, jet feeding tube 10 makes coal dust enter die cavity, (upper shaft lever 13 resets, and (following mold shaft 17 rises, and extrudes a through hole; Lower die-sleeve 26, (the counterdie lifting yoke plate group 2 rapid decline demouldings then, Upper Die-sleeve 15, upper shaft lever 13 are given up the throne and are sealed the bin stock mouth of pipe 12, open motor-driven material distributing plate 11 simultaneously, the coal dust that makes the cycle stock person in charge 9 is down to material storage pipe 12, and crank link gear 17 work simultaneously make left and right sides die sleeve 18a, 18b, be with the 21a of left and right sides lock core shaft, 21b, the extrusion that liquidates produces horizontal two blind (leading to) hole, and makes multiple stamp coal reach the requirement of design density.Then open the moving device 20 of lock, make ejector spring 19 work, the 21a of lock core shaft, 21b are ejected, then mold shaft 27 is given up the throne down, while feeding plate 32 puts in place and left and right sides die sleeve 18a, 18b return original position, make the finished product moulded coal drop to feeding plate 32, be included in the finished product conveying trough, finish one and produce complete program.
Then, patrix yoke plate group 5, patrix lifting tooth axle group 8, counterdie lifting yoke plate group 2, counterdie lifting tooth axle group 30 are promptly started working, Upper Die-sleeve 15, lower die-sleeve 27 are closed up, axle lifting tooth axle group 7, patrix lifting tooth axle group 8 in the unlatching, upper shaft lever 13 is risen, open charging opening, jet feeding tube 10, under expect in the material storage pipe 12, promptly carry out next production cycle cycling program.
To one of ordinary skill in the art, on the basis of above-mentioned enforcement profit, the power set that last negative die cover 15,26 or left and right sides die sleeve 18a, 18b move mutually also can adopt other power set commonly used to go into worm and gear, gear drive or toggle and be driven by the propulsion source motor and realize.The power set that drives upper shaft lever 13 or mold shaft 28 motions down comes out to adopt geartransmission also can adopt pulley transmission mechanism, Worm and worm-wheel gearing.
To one of ordinary skill in the art, the coal raw material conveying device also can be made easily, and it can be realized by common pipeline, power handling equipment (for example belt pulley).
Above embodiment is demonstration and has described ultimate principle of the present utility model, principal character and advantage of the present invention.Those skilled in the art should understand; the present invention is not restricted to the described embodiments; without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, and these changes and improvements all fall in the protection domain of appended claims.
Claims (17)
1. a moulded coal working method is characterized in that, comprises following steps:
A) close up the half module cover of a pair of formation, in die sleeve, form the cavity of moulded coal profile near the cavity of the required profile of moulded coal;
B) open coal material feeding mouth conveying powdered or lumped coal raw material and fill up above-mentioned cavity in above-mentioned cavity;
C) close above-mentioned opening for feed, in cavity, insert simultaneously and loose core, thereby form described cavity bore with the moulded coal cavity bore is corresponding;
D) separate the above-mentioned half module cover that closes up, discharge the moulded coal of moulding.
2. the method for claim 1 is characterized in that, at described step C) preceding, thus the above-mentioned half module cover that further relatively moves further compresses moulded coal, improves the density height of moulded coal.
3. as claim 1 and 2 described methods, it is characterized in that a pair of formation is enclosed within vertical direction near the half module of the cavity of the required profile of moulded coal.
4. the method for claim 1 is characterized in that, at described step D) after also comprise step:
E) on another is crisscross, close up another to constituting the half module cover of the required physical dimension of moulded coal, further compress moulded coal and make the moulded coal of formation fine and close more.
5. as claim 1 or 4 described methods, it is characterized in that, described another crisscross be horizontal direction.
6. method as claimed in claim 4 is characterized in that, on described another double die sleeve, is provided with and looses core, thus the cavity bore of formation other direction.
7. method as claimed in claim 4 is characterized in that, puts to be provided with at each half module of described another double die sleeve to form loosing core of cavity.
8. method as claimed in claim 4 is characterized in that, can form loosing core of cavity arbitrary being provided with of described another double die sleeve.
9. a moulded coal processing units is characterized in that, comprising:
The a pair of half module cover that forms near the cavity of the required profile of moulded coal;
Link to each other with above-mentioned half module cover and promote the mobile mutually power set of described half module cover;
In above-mentioned cavity, carry the coal raw material and fill up the coal raw material conveying device of above-mentioned cavity; And
One with corresponding the loosing core of cavity bore of moulded coal, it inserts and makes moulded coal form cavity bore with moulded coal in the described cavity.
10. equipment as claimed in claim 9 is characterized in that, also comprises:
Another to the corresponding half module cover of the required physical dimension of moulded coal, they can close up and further compress the moulded coal that moulded coal makes formation on another is crisscross fine and close more.
11. equipment as claimed in claim 10 is characterized in that, on described another double die sleeve, is provided with and looses core, thus the cavity bore of formation other direction.
12. equipment as claimed in claim 10 is characterized in that, puts to be provided with at each half module of another double die sleeve to form loosing core of cavity.
13. equipment as claimed in claim 10 is characterized in that,, put to be provided with at arbitrary half module of another double die sleeve and can form loosing core of cavity.
14. equipment as claimed in claim 9 is characterized in that, described power set comprises-motor and a flywheel transmission rig.
15. equipment as claimed in claim 9 is characterized in that, described power set comprises-motor and a gear drive.
16. equipment as claimed in claim 9 is characterized in that, described power set comprises-motor and a Worm and worm-wheel gearing.
17., it is characterized in that right mechanical caging of described motion of loosing core and auto-unlocking device are controlled as claim 9 or 10 described equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010100228490A CN102127479A (en) | 2010-01-15 | 2010-01-15 | Method and equipment for processing hollow coal briquettes through compound hedging extrusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010100228490A CN102127479A (en) | 2010-01-15 | 2010-01-15 | Method and equipment for processing hollow coal briquettes through compound hedging extrusion |
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| CN102127479A true CN102127479A (en) | 2011-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010100228490A Pending CN102127479A (en) | 2010-01-15 | 2010-01-15 | Method and equipment for processing hollow coal briquettes through compound hedging extrusion |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105166105A (en) * | 2015-08-31 | 2015-12-23 | 梧州市旺捷机械制造有限公司 | Tea cake pressing machine |
-
2010
- 2010-01-15 CN CN2010100228490A patent/CN102127479A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105166105A (en) * | 2015-08-31 | 2015-12-23 | 梧州市旺捷机械制造有限公司 | Tea cake pressing machine |
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Application publication date: 20110720 |