CN117019303B - Rotary drum supporting system of biomass disc crusher - Google Patents
Rotary drum supporting system of biomass disc crusher Download PDFInfo
- Publication number
- CN117019303B CN117019303B CN202311296494.8A CN202311296494A CN117019303B CN 117019303 B CN117019303 B CN 117019303B CN 202311296494 A CN202311296494 A CN 202311296494A CN 117019303 B CN117019303 B CN 117019303B
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- Prior art keywords
- rotary drum
- limiting
- drum
- lifting
- floating frame
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- 239000002028 Biomass Substances 0.000 title claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 8
- 238000010791 quenching Methods 0.000 claims description 3
- 230000000171 quenching effect Effects 0.000 claims description 3
- 238000005299 abrasion Methods 0.000 abstract description 5
- 230000001174 ascending effect Effects 0.000 abstract description 4
- 238000005461 lubrication Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000000630 rising effect Effects 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The invention discloses a biomass disc crusher rotary drum supporting system, which relates to the field of crusher rotary drum supporting, and comprises a bracket main body, wherein a rotary drum spherical roller shaft, a rotary drum positioning unit and a rotary drum ascending limiting unit are arranged on the inner side of the bracket main body; the rotary drum spherical roller shaft is of a double-bearing cantilever structure, and the rotary drum spherical roller shaft and the bottom surface of the rotary drum supporting sleeve are in spherical contact movement; the rotary drum positioning unit is used for adjusting the deflection angle along with the change of the stress of the rotary drum; the rotary drum rising limiting unit is used for limiting the rotary drum to rise under the action of material resistance, the double-bearing cantilever supporting structure adopted by the spherical roller shaft of the rotary drum in the scheme has the advantages of increasing the supporting strength and stability, and greatly reducing the problem of abrasion of the contact surface of the carrier roller caused by uneven stress due to the fact that the rotary drum is periodically stressed when in operation, along with compact structure, more convenient bearing lubrication and maintenance and the like.
Description
Technical Field
The invention relates to the field of supporting drums of crushers, in particular to a supporting system for a drum of a disc crusher.
Background
The pulverizer is a machine for pulverizing a large-sized solid raw material to a desired size, and the pulverizer can be classified into a coarse pulverizer, a pulverizer, and an ultrafine pulverizer according to the size of the crushed material or crushed material.
The biomass can be used as high-efficiency fuel after being crushed, can be used as biological fermentation materials and feeds, can be made into briquettes and the like, and has very wide application space. And has positive effects on resource reuse, sustainable development and environmental protection.
Disc mills are often used for biomass comminution due to their high efficacy and good safety. However, when the existing disc crusher drum is operated, under the action of external force and under the influence of factors such as uneven stress, excessive wear can be generated locally in long-term contact with the supporting structure of the existing disc crusher drum, and the stability of the operation of the drum is influenced.
Disclosure of Invention
The present invention aims to provide a biomass disc grinder drum support system to solve the above-mentioned problems in the background art.
For realizing the above-mentioned purpose, biomass disc grinder rotary drum braced system, including rotary drum support cover and rotary drum support assembly, annular rotary drum support cover is installed to the periphery of rotary drum, the periphery of rotary drum is provided with a plurality of evenly distributed and supports the rotary drum that the cover contacted with the rotary drum and support the assembly, the rotary drum supports the assembly and includes:
the rotary drum positioning device comprises a bracket main body, wherein a rotary drum spherical roller shaft, a rotary drum positioning unit and a rotary drum ascending limiting unit are arranged on the inner side of the bracket main body;
the rotary drum spherical roller shaft is of a double-bearing cantilever structure, and the rotary drum spherical roller shaft and the bottom surface of the rotary drum supporting sleeve are in spherical contact movement;
the rotary drum positioning unit is used for adjusting the deflection angle along with the change of the stress of the rotary drum;
and the drum lifting limiting unit is used for limiting the lifting of the drum under the action of material resistance.
Further, the rotary drum positioning unit comprises a rotary drum limiting floating seat, a floating frame connecting shaft, a rotary drum limiting floating frame, a rotary drum limiting bearing fixing shaft and a rotary drum limiting bearing, wherein the rotary drum limiting floating seat is arranged on the inner side of the support body, the floating frame connecting shaft is arranged at one end of the rotary drum limiting floating seat, the rotary drum limiting floating frame rotates around the floating frame connecting shaft on the outer side of the rotary drum limiting floating seat, and two rotary drum limiting bearings are arranged on the outer side of the rotary drum limiting floating frame through two rotary drum limiting bearing fixing shafts.
Further, the drum ascent limiting unit includes a drum ascent limiting wheel shaft, a drum ascent limiting frame and a drum ascent limiting wheel seat, the drum ascent limiting wheel shaft is installed at one end of the stand body, both sides of the drum ascent limiting wheel shaft are provided with the drum ascent limiting frame, and the drum ascent limiting wheel seat is disposed at the outer side of the drum ascent limiting wheel shaft.
Further, the rotary drum lifting limiting wheel shaft is of a double-bearing cantilever structure.
Further, the drum spherical roller shaft and the drum ascent limiting wheel shaft are both subjected to surface quenching treatment.
Compared with the prior art, the invention has the beneficial effects that:
1. in this scheme, the double bearing cantilever bearing structure that rotary drum spherical bearing roller axle adopted (as shown in fig. 3, two sets of bearing cantilever support rotary drum spherical bearing roller axle), utilize double bearing and the reliable contact of rotary drum spherical bearing roller axle, make rotary drum spherical bearing roller axle atress even, increased the intensity and the stability of support. Because the revolving drum is periodically stressed when in operation, the double-bearing cantilever support structure and the spherical contact structure (the bottom surfaces of the revolving drum spherical roller shaft and the revolving drum support sleeve are in spherical contact movement) greatly reduce the problem of abrasion of the contact surface of the carrier roller (the revolving drum spherical roller shaft) caused by uneven stress, and the double-bearing cantilever support structure has the advantages of compact structure, convenience in bearing lubrication and maintenance and the like;
2. in the scheme, the rotary drum positioning unit can push the rotary drum limiting floating seat through the push rod bolt (matched with the guide long groove), so that the rotary drum limiting floating frame is linked to realize the forward and backward movement of the rotary drum limiting bearing; the rotary drum limiting floating frame rotates around the connecting shaft of the floating frame, and the angle can be automatically modulated according to the position of the rotary drum, so that the two rotary drum limiting bearings are in close contact with the outer circle of the rotary drum supporting sleeve. The rotary drum limiting floating seat has the advantages that the structure is compact, the adjustment is convenient, the deflection angle of the floating frame on the rotary drum limiting floating seat is automatically adjusted along with the change of the position of the rotary drum, the stress condition of the rotary drum is uniform, and the abrasion degree of the outer circle of the rotary drum limiting bearing is reduced;
3. the rotating drum lifting limiting wheel shaft also adopts a double-bearing cantilever supporting structure, and the spherical surface of the spherical bearing in the double-bearing cantilever supporting structure is reliably contacted with the rotating drum lifting limiting wheel seat, so that the rotating drum lifting limiting wheel shaft is uniformly stressed and has good strength and stability. The rotary drum lifting limiting unit can be adjusted up and down integrally, so that the rotary drum lifting limiting wheel shaft is reliably contacted with the upper surface of the rotary drum supporting sleeve to offset the lifting force of the rotary drum, the rotary drum lifting limiting frame is lifted and lowered to move up and down through four screws arranged on the support main body so as to push the lifting limiting frame to move, the rotary drum lifting limiting wheel shaft matched with the rotary drum lifting limiting wheel seat is reliably contacted with the upper surface of the rotary drum supporting sleeve, bolts corresponding to the four screws on the rotary drum lifting limiting frame can be reliably contacted with the upper surface of the rotary drum supporting sleeve through the spherical surface of the rotary drum lifting limiting wheel shaft after the position is adjusted, and the rotary drum lifting force is offset.
Drawings
FIG. 1 is a schematic view of a biomass disc pulverizer bowl support system of the present invention in contact with a bowl;
FIG. 2 is a schematic side view of a rotor support assembly of the biomass disc pulverizer rotor support system of the present invention;
FIG. 3 is a schematic cross-sectional view of the rotor support assembly of FIG. 2 in a rotor support system of the biomass disc pulverizer of the present invention;
FIG. 4 is a schematic top view of a rotor support assembly of the biomass disc pulverizer rotor support system of the present invention;
fig. 5 is a schematic cross-sectional view of a drum-limiting floating frame in the drum-supporting system of the biomass disc pulverizer of the invention.
In the figure:
1. a holder main body; 2. a rotary drum spherical roller shaft; 3. a drum positioning unit; 4. a drum ascent limiting unit; 5. the rotary drum limits the floating seat; 6. a floating frame connecting shaft; 7. a rotary drum limiting floating frame; 8. a rotary drum limit bearing fixed shaft; 9. a rotary drum limit bearing; 10. a drum lifting limiting wheel shaft; 11. a drum ascent limiting frame; 12. the drum rises and limits the wheel seat; 100. a rotating drum; 200. a drum support sleeve; 300. a drum support assembly; 14. a push rod bolt; 15. an ascending limiting frame adjusts the screw rod; 16. a bearing; 17. and guiding the long groove.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
1-5, including rotary drum support sleeve 200 and rotary drum support assembly 300, annular rotary drum support sleeve 200 is installed to rotary drum 100's periphery, and rotary drum 100's periphery is provided with a plurality of evenly distributed and with rotary drum support assembly that rotary drum support sleeve 200 contacted, and rotary drum support assembly includes:
a bracket body 1, wherein a rotary drum spherical roller shaft 2, a rotary drum positioning unit 3 and a rotary drum ascending limiting unit 4 are arranged on the inner side of the bracket body 1;
the rotary drum spherical roller shaft 2, the rotary drum spherical roller shaft 2 is of a double-bearing cantilever structure (as shown in fig. 3, the double-bearing 16 cantilever supports the rotary drum spherical roller shaft 2), the rotary drum spherical roller shaft 2 and the bottom surface of the rotary drum supporting sleeve 200 are in spherical contact motion, namely linear rolling contact motion, the double-bearing cantilever supporting structure adopted by the rotary drum spherical roller shaft 2 has the advantages of increasing the supporting strength and stability, and greatly reducing the problem of roller contact surface abrasion caused by uneven stress due to periodic stress when the rotary drum operates, along with compact structure, more convenient bearing lubrication and maintenance and the like;
the rotary drum positioning unit 3 is used for adjusting the deflection angle along with the change of the stress of the rotary drum;
and a drum elevation limiting unit 4, wherein the drum elevation limiting unit 4 is used for limiting the drum elevation under the action of material resistance.
The rotary drum positioning unit 3 comprises a rotary drum limiting floating seat 5, a floating frame connecting shaft 6, rotary drum limiting floating frames 7, rotary drum limiting bearing fixing shafts 8 and rotary drum limiting bearings 9, wherein the rotary drum limiting floating seat 5 is arranged on the inner side of the support main body 1, one end of the rotary drum limiting floating seat 5 is provided with the floating frame connecting shaft 6, the rotary drum limiting floating frames 7 rotate around the floating frame connecting shaft 6 on the outer side of the rotary drum limiting floating seat 5, two rotary drum limiting bearings 9 are arranged on the outer side of the rotary drum limiting floating frames 7 through the two rotary drum limiting bearing fixing shafts 8, the rotary drum limiting floating frames 7 are arranged on the rotary drum limiting floating seat 5 through the floating frame connecting shaft 6, the rotary drum limiting floating frames 7 rotate around the floating frame connecting shaft 6, the rotary drum limiting bearings 9 are arranged on the rotary drum limiting floating frames 7 through the rotary drum limiting bearing fixing shafts 8, the rotary drum positioning unit 3 can adjust the rotary drum limiting bearings 9 to move forwards and backwards, and the rotary drum limiting floating frames 7 automatically modulate angles according to rotary drum positions so that the two rotary drum limiting bearings 9 are in close contact with the outer circles of the rotary drum supporting sleeves; the structure is compact, the adjustment is convenient, the deflection angle of the floating frame on the rotating drum limiting floating seat 5 is automatically adjusted along with the change of the position of the rotating drum, so that the stress condition of the rotating drum is uniform, and the abrasion degree of the outer circle of the bearing is reduced;
specifically, it is to be added that a push rod bolt 14 is provided on the drum limit floating frame 7, the push rod bolt 14 pushes the drum limit floating seat 5 to move towards the direction of the drum bottom supporting sleeve, two sides of the bracket main body 1 are rotationally connected with hinging hole bolts, one side of the bottom of the drum limit floating frame 7 is provided with a guiding long groove 17 matched with the hinging hole bolts, the guiding long groove 17 is in threaded connection with the hole bolts, so that the drum limit floating frame 7 transversely moves along the hinging hole bolts, and when the drum limit floating frame 7 moves to a proper position, namely, when two drum limit bearings 9 can move together with the drum 100, the angle of the drum limit floating frame 7 and the drum limit bearings 9 are adjusted to the optimal positions.
When the rotary drum rotates to feed, the rotary drum 100 generates lifting force due to the action of material resistance, in order to prevent the rotary drum 100 from lifting, the rotary drum lifting limiting unit 4 comprises a rotary drum lifting limiting wheel shaft 10, a rotary drum lifting limiting frame 11 and a rotary drum lifting limiting wheel seat 12, the rotary drum lifting limiting wheel shaft 10 is arranged at one end of the bracket main body 1, rotary drum lifting limiting frames 11 are arranged at two sides of the rotary drum lifting limiting wheel shaft 10, and the rotary drum lifting limiting wheel seat 12 is arranged at the outer side of the rotary drum lifting limiting wheel shaft 10;
the drum lifting limiting wheel shaft 10 also adopts a double-bearing cantilever supporting structure, and the spherical surface of a spherical bearing in the double-bearing cantilever supporting structure is reliably contacted with the drum lifting limiting wheel seat 12, so that the drum lifting limiting wheel shaft 10 is uniformly stressed, and has good strength and stability. The drum lifting limiting unit 4 can be adjusted up and down integrally, so that the drum lifting limiting wheel shaft 10 is reliably contacted with the upper surface of the drum supporting sleeve 200 to offset the lifting force of the drum 100, the drum lifting limiting frame 11 is lifted and lowered to move up and down through four screws arranged on the bracket main body 1 so as to push the lifting limiting frame to move, the drum lifting limiting wheel shaft 10 matched with the drum lifting limiting wheel seat 12 is reliably contacted with the upper surface of the drum supporting sleeve 200, and bolts corresponding to the four screws on the drum lifting limiting frame can be reliably contacted with the upper surface of the drum supporting sleeve 200 through the spherical surface of the drum lifting limiting wheel shaft 10 after the position is adjusted, so that the lifting force of the drum is offset.
The drum-lifting limiting wheel shaft 10 has a double-bearing cantilever structure, and the drum spherical roller shaft 2 and the drum-lifting limiting wheel shaft 10 are subjected to surface quenching treatment.
The foregoing is a further elaboration of the present invention in connection with the detailed description, and it is not intended that the invention be limited to the specific embodiments shown, but rather that a number of simple deductions or substitutions be made by one of ordinary skill in the art without departing from the spirit of the invention, should be considered as falling within the scope of the invention as defined in the appended claims.
Claims (3)
1. Biomass disc pulverizer rotary drum braced system, including rotary drum support cover (200) and rotary drum support assembly (300), annular rotary drum support cover (200) are installed to the periphery of rotary drum (100), a serial communication port, the periphery of rotary drum (100) is provided with a plurality of evenly distributed and rotary drum support assembly (300) that contact with rotary drum support cover (200), rotary drum support assembly (300) include:
the rotary drum lifting limiting device comprises a bracket main body (1), wherein a rotary drum spherical roller shaft (2), a rotary drum positioning unit (3) and a rotary drum lifting limiting unit (4) are arranged on the inner side of the bracket main body (1);
the rotary drum spherical roller shaft (2), the rotary drum spherical roller shaft (2) is of a double-bearing cantilever structure, and the rotary drum spherical roller shaft (2) and the bottom surface of the rotary drum supporting sleeve are in spherical contact movement;
the rotary drum positioning unit (3), the rotary drum positioning unit (3) is used for adjusting deflection angle along with the change of the stress of the rotary drum;
a drum-up limiting unit (4), wherein the drum-up limiting unit (4) is used for limiting the drum to lift up under the action of material resistance;
the rotary drum positioning unit (3) comprises a rotary drum limiting floating seat (5), a floating frame connecting shaft (6), a rotary drum limiting floating frame (7), a rotary drum limiting bearing fixing shaft (8) and a rotary drum limiting bearing (9), wherein the rotary drum limiting floating seat (5) is arranged on the inner side of the support main body (1), the floating frame connecting shaft (6) is arranged at one end of the rotary drum limiting floating seat (5), the rotary drum limiting floating frame (7) rotates around the floating frame connecting shaft (6) on the outer side of the rotary drum limiting floating seat (5), and two rotary drum limiting bearings (9) are arranged on the outer side of the rotary drum limiting floating frame (7) through two rotary drum limiting bearing fixing shafts (8); the two rotary drum limit bearings (9) are tightly contacted with the outer circle of the rotary drum supporting sleeve; a push rod bolt (14) is arranged on the rotary drum limiting floating frame (7), the push rod bolt (14) pushes the rotary drum limiting floating seat (5) to move towards the rotary drum supporting sleeve, hinged hole bolts are rotationally connected to two sides of the bracket main body (1), a guide long groove (17) matched with the rotary drum limiting floating frame (7) is arranged on one side of the bottom of the rotary drum limiting floating frame, and the guide long groove (17) is in threaded connection with the hinged hole bolts, so that the rotary drum limiting floating frame (7) transversely moves along the hinged hole bolts;
the rotary drum lifting limiting unit (4) comprises a rotary drum lifting limiting wheel shaft (10), rotary drum lifting limiting frames (11) and rotary drum lifting limiting wheel bases (12), the rotary drum lifting limiting wheel shaft (10) is arranged at one end of the support main body (1), rotary drum lifting limiting frames (11) are arranged on two sides of the rotary drum lifting limiting wheel shaft (10), and the rotary drum lifting limiting wheel bases (12) are arranged on the outer sides of the rotary drum lifting limiting wheel shafts (10); the upper surface of the rotary drum lifting limiting wheel shaft (10) is reliably contacted with the rotary drum supporting sleeve (200); the drum-up limiting frame (11) moves up and down by four screws mounted on the bracket main body (1).
2. The biomass disc pulverizer bowl support system of claim 1, wherein: the rotary drum lifting limiting wheel shaft (10) is of a double-bearing cantilever structure.
3. The biomass disc pulverizer bowl support system of claim 2, wherein: the rotary drum spherical roller shaft (2) and the rotary drum lifting limiting wheel shaft (10) are subjected to surface quenching treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311296494.8A CN117019303B (en) | 2023-10-09 | 2023-10-09 | Rotary drum supporting system of biomass disc crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311296494.8A CN117019303B (en) | 2023-10-09 | 2023-10-09 | Rotary drum supporting system of biomass disc crusher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117019303A CN117019303A (en) | 2023-11-10 |
| CN117019303B true CN117019303B (en) | 2024-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311296494.8A Active CN117019303B (en) | 2023-10-09 | 2023-10-09 | Rotary drum supporting system of biomass disc crusher |
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|---|---|
| CN (1) | CN117019303B (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
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| AT275344B (en) * | 1968-01-12 | 1969-10-27 | Polysius Gmbh | Device for regrinding of out-of-round race rings of all kinds of rotary drums |
| JPS63295728A (en) * | 1987-05-27 | 1988-12-02 | Toyota Autom Loom Works Ltd | Apparatus for regulating bobbin position |
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| CN209849011U (en) * | 2019-04-22 | 2019-12-27 | 宜昌佳晟鑫铁合金有限公司 | Ball mill with higher ball milling stability |
| CN212830560U (en) * | 2020-06-29 | 2021-03-30 | 北京国科诚泰农牧设备有限公司 | Floating positioning device for roller |
| CN216261091U (en) * | 2021-07-31 | 2022-04-12 | 河南省大众粮油食品有限公司 | Stone mill flour machine |
| CN218312432U (en) * | 2022-07-04 | 2023-01-17 | 芜湖燕大润伟机械科技有限公司 | Steel sheet grinding device for automobile machining |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10025245A1 (en) * | 2000-05-22 | 2001-11-29 | Krupp Polysius Ag | Roller station for tiltable support of a rotary tube |
-
2023
- 2023-10-09 CN CN202311296494.8A patent/CN117019303B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT275344B (en) * | 1968-01-12 | 1969-10-27 | Polysius Gmbh | Device for regrinding of out-of-round race rings of all kinds of rotary drums |
| JPS63295728A (en) * | 1987-05-27 | 1988-12-02 | Toyota Autom Loom Works Ltd | Apparatus for regulating bobbin position |
| DE9000530U1 (en) * | 1990-01-18 | 1990-03-01 | Krupp Polysius Ag, 4720 Beckum, De | |
| CN1058930A (en) * | 1990-08-17 | 1992-02-26 | 乔里路公司 | The wiping arrangement of plate cylinder of intaglio printing machine |
| JPH1088213A (en) * | 1996-09-12 | 1998-04-07 | Nippon Steel Corp | Device for discharging viscous bulky material |
| JP2001058456A (en) * | 1999-08-20 | 2001-03-06 | Tohoku Ricoh Co Ltd | Printing equipment |
| CN206646109U (en) * | 2016-12-22 | 2017-11-17 | 普瑞特机械制造股份有限公司 | Horizontal fermentation tank rotating cylinder support meanss |
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| Publication number | Publication date |
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| CN117019303A (en) | 2023-11-10 |
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