CN113351112A - Cylinder mixer for sintering - Google Patents
Cylinder mixer for sintering Download PDFInfo
- Publication number
- CN113351112A CN113351112A CN202110541651.1A CN202110541651A CN113351112A CN 113351112 A CN113351112 A CN 113351112A CN 202110541651 A CN202110541651 A CN 202110541651A CN 113351112 A CN113351112 A CN 113351112A
- Authority
- CN
- China
- Prior art keywords
- screen
- screen cloth
- rotation
- barrel
- sintering
- 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.)
- Pending
Links
- 238000005245 sintering Methods 0.000 title claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 38
- 239000004744 fabric Substances 0.000 claims abstract description 29
- 238000002156 mixing Methods 0.000 claims abstract description 23
- 238000005096 rolling process Methods 0.000 claims description 10
- BGOFCVIGEYGEOF-UJPOAAIJSA-N helicin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1C=O BGOFCVIGEYGEOF-UJPOAAIJSA-N 0.000 claims 1
- 239000008187 granular material Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 238000012216 screening Methods 0.000 description 7
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 239000002245 particle Substances 0.000 description 5
- 238000003825 pressing Methods 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000005453 pelletization Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/12—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic in rotating drums
Abstract
The utility model relates to a drum mixes machine for sintering, it includes the horizontally barrel, barrel one end is equipped with the feed inlet, and the other end is equipped with the discharge gate, feed inlet department is equipped with the inlet pipe, be equipped with the horizontally screen cloth on the inlet pipe, the bottom surface sets up downwards along the direction slope near the feed inlet in the inlet pipe. When going into the pan feeding in the barrel, with the mixing material by inlet pipe unloading to screen cloth upside, this application has the screen cloth and sieves the mixing material for the less mixing material of granule gets into the internal balling-up of barrel, makes the mixing material route that gets into in the barrel then more similar, makes the mixing material change the effect of balling-up.
Description
Technical Field
The application relates to the field of iron ore powder sintering processing equipment, in particular to a cylindrical mixer for sintering.
Background
Before blast furnace ironmaking production, iron ore powder and the like are sintered into blocks, various powdery iron-containing raw materials are mixed with proper amount of fuel and flux in the sintering process, proper amount of water is added, and after mixing and pelletizing, the materials are subjected to a series of physical and chemical changes on sintering equipment, so that the blocks are sintered.
The pelletizing step in the iron ore powder sintering process usually needs to use a cylindrical mixer, and the prior cylindrical mixer refers to the Chinese invention patent with the publication number of CN109621794A, and discloses a low-speed high-efficiency horizontal cylindrical mixer which comprises a bracket and a mixing charging barrel rotationally connected to the bracket; the mixing barrel comprises a barrel body and a mixing mechanism arranged in the barrel body, wherein one end of the barrel body is provided with a feeding hole, and the other end of the barrel body is provided with a discharging hole; the mixing mechanism comprises at least one group of external spiral blades and internal spiral blades which are oppositely arranged in the cylinder, the external spiral blades extend from one end of the cylinder to the other end, and the external spiral blades are reverse screws.
In view of the above-mentioned related technologies, the inventor believes that when the drum mixer is used, the mixed materials directly enter the drum body from the feed inlet, the particles of the mixed materials are different in size, and the paths of the mixed materials with different sizes are different in the rotation process of the drum body, so that the mixed materials are not easy to form balls during mixing.
Disclosure of Invention
In order to make the mixing material paths more similar so that the mixing materials can be made into balls, the application provides a cylindrical mixer for sintering.
The utility model provides a drum mixes machine for sintering, includes the horizontally barrel, barrel one end is equipped with the feed inlet, and the other end is equipped with the discharge gate, feed inlet department is equipped with the inlet pipe, be equipped with the horizontally screen cloth on the inlet pipe, the bottom surface sets up downwards along the direction slope near the feed inlet in the inlet pipe.
Through adopting above-mentioned technical scheme, when going into the pan feeding in the barrel, with the mixing material by inlet pipe unloading to screen cloth upside, the screen cloth sieves the mixing material for the less mixing material of granule gets into the balling-up in the barrel, makes the mixing material route that gets into in the barrel more close then, makes the mixing material change the balling-up.
Preferably, one side of the screen is provided with a driving mechanism for driving the screen to vibrate.
Through adopting above-mentioned technical scheme, the screen cloth is sieved while vibrating for screen cloth screening efficiency is higher, and the screening effect is better.
Preferably, the driving mechanism comprises a driving motor, an output end of the driving motor is connected with a rotating shaft, a spiral rotating paddle is fixed on the circumferential surface of the rotating shaft, and the rotating paddle is located on the bottom surface of the screen and intermittently abuts against the screen.
Through adopting above-mentioned technical scheme, the screen cloth during operation, driving motor drive rotates oar intermittent type formula and supports the screen cloth for the screen cloth vibrates and sieves the material.
Preferably, the screen cloth bottom surface is fixed with the spring, the inlet pipe is fixed with the locating lever towards the one side of screen cloth, the locating lever is pegged graft in the spring inboard, the one end that the screen cloth was kept away from to the spring is fixed with the inlet pipe.
Through adopting above-mentioned technical scheme, when the screen cloth vibration, the screen cloth is the intermittent type formula extrusion spring down for the screen cloth vibration provides sufficient space.
Preferably, the upper surface of the screen is also provided with a rolling mechanism for rolling the mixed material on the surface of the screen.
Through adopting above-mentioned technical scheme, because the great misce bene of granule can be detained in screen cloth upper surface, rolls the great misce bene of granule with the help of rolling mechanism, and rethread screen cloth filters to make the misce bene particle size more unanimous, and can get up the great misce bene make full use of granule.
Preferably, the rolling mechanism comprises a press roller positioned above the screen, a gap is reserved between the press roller and the upper surface of the screen, and the press roller and the rotating shaft are coaxially fixed.
Preferably, the lower side of the rotating paddle is engaged with a screw rod, and the screw rod is provided with an external thread.
Through adopting above-mentioned technical scheme, drive the axis of rotation with the help of driving motor and rotate, the axis of rotation drives and rotates the oar, and then make and rotate the oar and upwards to drive the compression roller when supporting the screen cloth and rotate, and because rotate the oar and make with the hob meshing and rotate the oar and can follow the hob length direction and slide, and then make the compression roller rotate and roll the round trip movement when the bulk blending of great granule, make the bulk blending of screen cloth upper surface in a large scale can be rolled, thereby roll bulk blending more thoroughly, reduce bulk blending's waste.
Preferably, the rotating shaft is rotatably connected with a sliding bearing seat, the side face of the screw rod is provided with parallel guide rods, two ends of each guide rod are fixed, each guide rod penetrates through the corresponding sliding bearing seat, and the sliding bearing seats slide along the length direction of the corresponding guide rod.
Through adopting above-mentioned technical scheme, restrict sliding bearing seat's slip direction with the help of the guide bar to restrict the pivot moving direction, reduce sliding bearing seat offset's possibility.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when feeding materials into the barrel, the mixed materials are fed to the upper side of the screen from the feeding pipe, and the screen screens the mixed materials, so that the mixed materials with smaller particles enter the barrel to be pelletized, and then the paths of the mixed materials entering the barrel are more similar, and the mixed materials are easier to be pelletized;
2. drive the axis of rotation with the help of driving motor and rotate, the axis of rotation drives and rotates the oar, and then make the rotation oar upwards to drive the compression roller when supporting the screen cloth and rotate, and because rotate the oar and make the rotation oar can follow the hob length direction and slide with the hob meshing, and then make the compression roller rotate and roll the mixed material of great granule can round trip movement, make the mixed material of screen cloth upper surface in a large scale can be rolled, thereby roll the mixed material more thoroughly, reduce the waste of mixed material.
Drawings
FIG. 1 is a schematic diagram showing the overall structure of a drum mixer according to an embodiment of the present invention.
FIG. 2 is a schematic diagram of the overall structure of the drum mixer in the embodiment of the present application.
Fig. 3 is a partially enlarged view showing the structure of the drive mechanism at a in fig. 2.
FIG. 4 is a partial schematic diagram showing the structure of a feed end of a drum mixer.
Fig. 5 is a partially enlarged view of the connection of the screen to the feed pipe shown at B in fig. 4.
Description of reference numerals: 1. a barrel; 11. a feed inlet; 12. a discharge port; 13. a feed pipe; 14. positioning a rod; 2. a screening mechanism; 21. screening a screen; 211. a spring; 22. a baffle plate; 221. a chute; 23. a vibrating plate; 3. a rolling mechanism; 31. a compression roller; 32. a rotating shaft; 33. a bearing seat; 4. a drive mechanism; 41. a support plate; 42. a fixed block; 43. a screw rod; 44. a drive motor; 45. a sliding bearing seat; 46. a guide bar; 47. the paddle is rotated.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses drum mixer for sintering. Referring to fig. 1 and 2, the drum mixer includes a cylindrical and hollow drum 1, the drum 1 is horizontally disposed, one end of the drum 1 is provided with a feeding port 11 for feeding, and the other end of the drum 1 is provided with a discharging port 12 for discharging.
Referring to fig. 2 and 3, a horizontal feed pipe 13 is communicated with the feed port 11, the feed pipe 13 is square, and the inner bottom surface of the feed pipe 13 is inclined and downward along the direction close to the feed port 11. The side of the feeding pipe 13 far away from the feeding port 11 is in a sealed state, and the upper surface of the feeding pipe 13 is open and is provided with a screening mechanism 2.
Referring to fig. 4 and 5, the screening mechanism 2 includes a square screen 21, the screen 21 is installed at an opening of the upper surface of the feeding pipe 13, a spring 211 is fixed between the screen 21 and the upper edge of the feeding pipe 13, the upper end of the spring 211 is fixed to the screen 21, and the lower end of the spring 211 is fixed to the upper edge of the feeding pipe 13. The locating rod 14 is inserted and arranged on the inner side of the spring 211, and the lower end of the locating rod 14 is fixed with the mounting frame, so that the screen 21 can vibrate in a certain amplitude in the vertical direction.
Referring to fig. 4, a baffle 22 is vertically fixed on each of the peripheries of the upper surface of the screen 21, and the rolling mechanism 3 and the driving mechanism 4 for driving the rolling mechanism 3 to operate are connected to the screen 21. The rolling mechanism 3 includes a press roller 31, and a gap is left between the press roller 31 and the upper surface of the screen 21.
Referring to fig. 2 and 3, a rotating shaft 32 is coaxially fixed to the pressing roller 31, and bearing blocks 33 are rotatably connected to both ends of the pressing roller 31. The mixed material having relatively large particles remaining on the upper surface of the screen 21 is crushed by the rotation of the pressing roller 31, so that the charged particles of the mixed material are relatively uniform.
Two baffle plates 22 at two ends of the pressing roller 31 are respectively provided with a sliding groove 221 in a penetrating manner, the bearing seat 33 is inserted into the sliding groove 221, the height of the sliding groove 221 is slightly larger than that of the bearing seat 33, the bearing seat 33 cannot be separated from the sliding groove 221, and a certain distance is reserved between the lower edge of the bearing seat 33 and the bottom of the sliding groove 221 in the initial position. So that the bearing housing 33 need not follow the screen 21 to vibrate when the screen 21 vibrates up and down.
Referring to fig. 3 and 4, the driving mechanism 4 includes a supporting plate 41 fixed to one side of the feeding pipe 13, the supporting plate 41 is horizontally disposed, two fixing blocks 42 are respectively fixed to two parallel edges of the upper surface of the supporting plate 41, a screw rod 43 is fixed between the two fixing blocks 42, the screw rod 43 is provided with external threads, and the screw rod 43 is perpendicular to the pressing roller 31.
Referring to fig. 3, one end of the rotating shaft 32 close to the supporting plate 41 penetrates to the outside of the baffle 22 and is connected with a driving motor 44, an output end of the driving motor 44 is coaxially fixed with the rotating shaft 32, the driving motor 44 is a servo motor, and the rotating shaft 32 can be driven to rotate forward and backward by virtue of the forward and backward rotation function of the servo motor.
Referring to fig. 3 and 4, two sliding bearing seats 45 are respectively arranged on two sides of the screw rod 43, two guide rods 46 are respectively arranged on the two sliding bearing seats 45 in a penetrating manner, the guide rods 46 are parallel to the screw rod 43, two ends of each guide rod 46 are respectively fixed to the two fixing blocks 42, and the moving direction of the sliding bearing seats 45 can be limited by means of the guide rods 46.
Referring to fig. 3, a plurality of spiral rotating paddles 47 are arranged between the sliding bearing seat 45 and the baffle plate 22, the rotating paddles 47 are distributed at equal intervals along the circumferential surface of the rotating shaft 32, and the rotating paddles 47 can be meshed with the screw rod 43. An oscillating plate 23 is fixed to the upper edge of the baffle plate 22 near the driving mechanism 4 so as to extend vertically in the direction near the driving mechanism 4, and the oscillating plate 23 is intermittently abutted against the rotary paddle 47.
At driving motor 44 during operation, can drive axis of rotation 32 and rotate, and then make rotation oar 47 rotate and intermittent type formula and vibration board 23 butt to when driving screen cloth 21 vibration from top to bottom, rotate oar 47 and slide along hob 43 length direction, then can be bigger area will bigger granule the combined material roll.
The application relates to an implementation process of a cylindrical mixer for sintering, which comprises the following steps:
when the cylindrical mixer works, the mixed material is discharged to the upper surface of the screen 21, the driving motor 44 rotates forward and backward to drive the rotating shaft 32 to rotate, so that the rotating paddle 47 intermittently and upwards abuts against the vibrating plate 23 while rotating, the whole screen 21 is driven to vibrate up and down, and the screening work of the mixed material is promoted;
meanwhile, the rotating shaft 32 drives the compression roller 31 to rotate, so that the mixed material on the upper surface of the screen 21 is crushed and sieved, the rotating paddle 47 is meshed with the screw rod 43, and the screw rod 43 is fixed, so that the rotating paddle 47 moves back and forth along the length direction of the screw propeller, and the mixed material on the upper surface of the screen 21 is crushed in a larger range;
the screened mixed materials slide to the cylinder body 1 along the inner bottom surface of the feeding pipe 13 to be mixed into balls, and the balls are discharged from the discharge port 12.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a drum mixes machine for sintering, includes horizontally barrel (1), barrel (1) one end is equipped with feed inlet (11), and the other end is equipped with discharge gate (12), its characterized in that: feed inlet (11) department is equipped with inlet pipe (13), be equipped with horizontally screen cloth (21) on inlet pipe (13), the direction slope of bottom edge near feed inlet (11) sets up downwards in inlet pipe (13).
2. The mixing machine for a sintering cylinder according to claim 1, characterized in that: and a driving mechanism (4) for driving the screen (21) to vibrate is arranged on one side of the screen (21).
3. The sintering cylinder mixer according to claim 2, wherein: actuating mechanism (4) are including driving motor (44), the output of driving motor (44) is connected with axis of rotation (32), axis of rotation (32) global is fixed with spiral helicine rotation oar (47), rotation oar (47) are located screen cloth (21) bottom surface and the intermittent type formula is supported and is pushed against screen cloth (21).
4. The sintering cylinder mixer according to claim 3, wherein: the bottom surface of the screen (21) is fixed with a spring (211), one surface of the feeding pipe (13) facing the screen (21) is fixed with a positioning rod (14), the positioning rod (14) is inserted into the inner side of the spring (211), and one end, far away from the screen (21), of the spring (211) is fixed with the feeding pipe.
5. The sintering cylinder mixer according to claim 3, wherein: the upper surface of the screen (21) is also provided with a rolling mechanism (3) for rolling the mixed material on the surface of the screen (21).
6. The sintering cylinder mixer according to claim 5, wherein: roll mechanism (3) including being located press roll (31) of screen cloth (21) top, leave the clearance between press roll (31) and screen cloth (21) upper surface, press roll (31) and axis of rotation (32) coaxial fastening.
7. The sintering cylinder mixer according to claim 6, wherein: the lower side of the rotating paddle (47) is engaged with a screw rod (43), and the screw rod (43) is provided with an external thread.
8. The sintering cylinder mixer according to claim 7, wherein: the last rotation of axis of rotation (32) is connected with sliding bearing seat (45), hob (43) side is equipped with parallel guide bar (46), guide bar (46) both ends are fixed, sliding bearing seat (45) are run through in guide bar (46), sliding bearing seat (45) slide along guide bar (46) length direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110541651.1A CN113351112A (en) | 2021-05-18 | 2021-05-18 | Cylinder mixer for sintering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110541651.1A CN113351112A (en) | 2021-05-18 | 2021-05-18 | Cylinder mixer for sintering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113351112A true CN113351112A (en) | 2021-09-07 |
Family
ID=77526880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110541651.1A Pending CN113351112A (en) | 2021-05-18 | 2021-05-18 | Cylinder mixer for sintering |
Country Status (1)
| Country | Link |
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| CN (1) | CN113351112A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH583590A5 (en) * | 1975-02-26 | 1977-01-14 | Gutknecht & Heller Ag | Beater mill with impact ribs along drum interior - has interchangeable sieve or roller set to control size of material discharged |
| CN107803241A (en) * | 2017-12-01 | 2018-03-16 | 成都融创智谷科技有限公司 | A kind of multilevel screening device |
| CN207769725U (en) * | 2017-12-28 | 2018-08-28 | 青海极域生物资源开发有限公司 | A kind of mixing machine material-clearing device |
| CN207972140U (en) * | 2018-03-21 | 2018-10-16 | 郑州福禄寿科技有限公司 | A kind of equipment for processing inorganic light-weight aggregate thermal insulation mortar |
| CN212702913U (en) * | 2020-06-18 | 2021-03-16 | 东莞市冠峰混凝土有限公司 | Sand and stone separator convenient to clearance |
-
2021
- 2021-05-18 CN CN202110541651.1A patent/CN113351112A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH583590A5 (en) * | 1975-02-26 | 1977-01-14 | Gutknecht & Heller Ag | Beater mill with impact ribs along drum interior - has interchangeable sieve or roller set to control size of material discharged |
| CN107803241A (en) * | 2017-12-01 | 2018-03-16 | 成都融创智谷科技有限公司 | A kind of multilevel screening device |
| CN207769725U (en) * | 2017-12-28 | 2018-08-28 | 青海极域生物资源开发有限公司 | A kind of mixing machine material-clearing device |
| CN207972140U (en) * | 2018-03-21 | 2018-10-16 | 郑州福禄寿科技有限公司 | A kind of equipment for processing inorganic light-weight aggregate thermal insulation mortar |
| CN212702913U (en) * | 2020-06-18 | 2021-03-16 | 东莞市冠峰混凝土有限公司 | Sand and stone separator convenient to clearance |
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Application publication date: 20210907 |