CN202762489U - Whole machine oil lubricated Raymond mill - Google Patents
Whole machine oil lubricated Raymond mill Download PDFInfo
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- CN202762489U CN202762489U CN 201220420676 CN201220420676U CN202762489U CN 202762489 U CN202762489 U CN 202762489U CN 201220420676 CN201220420676 CN 201220420676 CN 201220420676 U CN201220420676 U CN 201220420676U CN 202762489 U CN202762489 U CN 202762489U
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- oil
- grinding roller
- main shaft
- pump station
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Abstract
The utility model discloses a whole machine oil lubricated Raymond mill. A host spindle of a mill host is arranged in a center shaft frame through upper and lower bearing positions of the spindle, a fixed roll frame is arranged at the upper end of the host spindle, a plurality of grinding roll assemblies are evenly distributed around the center shaft frame circumferentially, grinding roll shafts of the grinding roll assemblies are installed in grinding roll sleeves through upper and lower bearings, the grinding roll sleeves are hung on the fixed roll frame through an articulated mechanism, and the mill host is provided with a circulating lubrication system which comprises an oil pump station and oil ways. The oil ways comprise an inlet oil way from the oil pump station to the upper bearing position of the grinding roll sleeves, a middle oil way from the lower bearing position of the grinding roll sleeves to the upper bearing position of the spindle, and a return oil way from the lower bearing position of the spindle to the oil pump station respectively; and the inlet oil way, the middle oil way and the return oil way form a circulating way for lubricating bearings. According to the Raymond mill, the pump station is adopted to supply oil to lubricate bearing positions, bearing cavities are enabled to rotate under the positive pressure in a circulation cooling mode, and the problems of heat of the bearings, powder entering, short service life, frequent halt for oiling, washing and oil change and frequent overhauling are solved.
Description
(1) technical field:
The utility model relates to the powder process equipment, is specially a kind of full oil lubricating raymond mill.
(2) background technology:
Flour mill is the most widely equipment of breeze sector application, and wherein the most representative equipment is raymond mill.
The universal architecture of raymond grinding powder machine host is: hollow central shaft bracket and coaxial bull ring are housed on the main machine base, the main frame main shaft is located in the central shaft bracket, fixed roll frame (or claiming the plum blossom frame) is equipped with in the main frame main shaft upper end of stretching outside central shaft bracket, by the even hanging of hinge device a plurality of and central axes are arranged on the fixed roll frame and be the grinding roller assembly of circle distribution, the grinding roller assembly is by grinding roller sleeve, shaft of grinding roller and grinding roller form, in the revolution process of grinding roller assembly, the grinding roller assembly makes between each grinding roller and the bull ring by centrifugal action and keeps in touch, and mutually rolling between grinding roller and the bull ring reaches crushing material the purpose of producing powder.
Can find out from said structure, the rotating moving part of described raymond grinding powder machine host mainly contains main frame main shaft and grinding roller assembly.The rotary support of described main frame main shaft is the upper and lower bearing, and wherein upper bearing is installed on the central shaft bracket top; Described grinding roller assembly comprises grinding roller sleeve, shaft of grinding roller and grinding roller, and shaft of grinding roller is installed in the grinding roller sleeve by upper bearing (metal) position and lower bearing position.
For guaranteeing the normal operation of described rotating moving part; position of bearings corresponding to main frame main shaft and shaft of grinding roller is provided with fuel filler neck; needing often provides lubricating oil to each bearing position, and refueling operation is manually carried out when the raymond mill main shut-down system, certainly will affect the normal production order.
What is more important; the upper bearing (metal) position of main frame main shaft and the bearing of shaft of grinding roller all are in the main frame case, and the environment that is in for a long time dust pollution is worked, although each position of bearings all is provided with SLD; but dust is all-pervasive; in the past for a long time, enter the dust dirt knot of each bearing position, hindered the running of each bearing; cause bearing heating to damage; cause shutdown, need often clean the maintenance of changing oil, change bearing, severe jamming the normal operation of machine.
(3) utility model content:
For the weak point of traditional raymond mill, the utility model proposes a kind of full oil lubricating raymond mill that prolongs the repair time, increases service life of a machine that improves.
Can realize the full oil lubricating raymond mill of above-mentioned purpose, comprise the abrasive dust main frame, the coaxial central shaft bracket that is equipped with on the base of abrasive dust main frame, the main frame main shaft is located in the central shaft bracket by main shaft upper bearing (metal) position and main shaft lower bearing position, the fixed roll frame is equipped with in main frame main shaft upper end, a plurality of grinding roller assemblies parallel with axis distribute around the central shaft bracket even circumferential, the shaft of grinding roller of described grinding roller assembly passes through upper bearing (metal), lower bearing is installed in the grinding roller sleeve, described grinding roller sleeve passes through the linkage hanging on the fixed roll frame, difference is the supporting circulating oil system that is provided with of described abrasive dust main frame, described circulating oil system comprises oil pump station and circulating oil path, and described circulating oil path is oil pump station to the oil-feed oil circuit of grinding roller sleeve upper bearing (metal) position and grinding roller sleeve lower bearing position to the oil return circuit of oil pump station.
Described oil return circuit takes grinding roller sleeve lower bearing position to realize to the oil pump station oil circuit to main shaft upper bearing (metal) position oil circuit and main shaft lower bearing position, and described oil return circuit has been taken into account the bearing lubrication of main frame main shaft, reaches full oil lubricating purpose.
The operation principle of described circulating oil system: described oil pump station pump oil enters grinding roller sleeve upper bearing (metal) position, and the upper bearing (metal) of shaft of grinding roller is lubricated, and in the greasing, lubricating oil flows to the lower bearing of shaft of grinding roller and it is lubricated along shaft of grinding roller and grinding roller sleeve inwall; Because the effect of pressure oil, the lubricating oil of grinding roller sleeve lower bearing position is pressed into main shaft upper bearing (metal) position and it is lubricated, and in the greasing, lubricating oil flows to main shaft lower bearing position and it is lubricated along main frame main shaft and central shaft bracket inwall; Under the effect of pressure oil, lubricating oil is from main shaft lower bearing position withdrawing oil pumping plant.
For realizing the oil-feed to grinding roller sleeve upper bearing (metal) position, a kind of structure of described oil-feed oil circuit comprises oil-feed house steward, oil distributing pipe, swivel joint and separator, described swivel joint and separator are rotationally connected, described separator places main frame main shaft top, described oil-feed house steward is communicated with swivel joint, and described oil distributing pipe is communicated with separator and grinding roller sleeve upper bearing (metal) position.
Be adjust flux and assurance system oil pressure safety, described each oil circuit or pipeline are provided with control valve and/or overflow valve.
Advantage of the present utility model:
1, the full oil lubricating raymond mill of the utility model adopts oil pump station for each bearing position of oil lubrication main frame main shaft and shaft of grinding roller; make the running of bearing bore malleation with the circulating cooling pattern, the defect of solved bearing heating, advance powder, the life-span is short, frequent shutdown refuels, cleaning is changed oil and frequently overhauled.
2, the full oil lubricating raymond mill of the utility model can reduce downtime, alleviates onerous toil intensity, prolongs the loom life-span, Effective Raise class productive rate.
(4) description of drawings:
Fig. 1 is the structural representation of a kind of embodiment of the utility model.
Figure number sign: 1, base; 2, central shaft bracket; 3, bull ring; 4, main frame main shaft; 5, fixed roll frame; 6, grinding roller sleeve; 7, oil pump station; 8, grinding roller; 9, main shaft upper bearing (metal) position; 10, main shaft lower bearing position; 11, oil-feed house steward; 12, oil distributing pipe; 13, swivel joint; 14, separator; 15, intervalve; 16, oil return pipe; 17, perching knife; 18, main frame case.
(5) specific embodiment:
Below in conjunction with accompanying drawing the technical solution of the utility model is described further:
The base 1 of the abrasive dust main frame of the full oil lubricating raymond mill of the utility model is fixed on the concrete machine block, coaxial installation bull ring 3 and hollow central shaft bracket 2 on the base 1, main frame main shaft 4 is installed in the central shaft bracket 2 by main shaft upper bearing (metal) position 9 and main shaft lower bearing position 10, main frame main shaft 4 lower ends are equipped with shaft joint and are connected motor, and main frame main shaft 4 upper ends are stretched out central shaft bracket 2 fixed roll frame 5(or plum blossom frame are housed); Uniform on the fixed roll frame 52 or a plurality of grinding roller assembly parallel with main frame main shaft 4 axis be housed, described grinding roller assembly is comprised of grinding roller sleeve 6, shaft of grinding roller and grinding roller 8, described shaft of grinding roller is installed in the grinding roller sleeve 6 by upper and lower bearing, the linkage hanging is passed through on fixed roll frame 3 in the top of described grinding roller sleeve 6, described grinding roller 8 is connected with the shaft of grinding roller that stretches out grinding roller sleeve 6 is coaxial in grinding roller sleeve 6 belows, described grinding roller 8 is corresponding to the mill road of offering on the bull ring 3, as shown in Figure 1.
Described abrasive dust host configuration has a cover circulating oil system, and described circulating oil system is lubricated by relevant oil circuit or pipeline each bearing to main frame main shaft 4 and shaft of grinding roller.
Described circulating oil system comprises oil pump station 7, oil-feed house steward 11, oil distributing pipe 12, intervalve 15, oil return pipe 16, swivel joint 13 and separator 14.Described swivel joint 13 and separator 14 are rotationally connected (oil circuit conducting between the two), and described separator 14 is arranged at main frame main shaft 4 tops, and the oil-feed house steward 11 who is communicated with oil pump station 7 enters from the main frame case 18 of abrasive dust main frame, and are communicated with swivel joint 13; The oil distributing pipe 12 corresponding with each grinding roller assembly is arranged between separator 14 and the grinding roller assembly, and oil distributing pipe 12 is communicated with corresponding grinding roller sleeve upper bearing (metal) position (grinding roller sleeve 6 tops) and separator 14 oil-outs; The intervalve 15 corresponding with each grinding roller assembly is arranged between central shaft bracket 2 and the grinding roller sleeve 6, and intervalve 15 is communicated with corresponding grinding roller sleeve lower bearing position and main shaft upper bearing (metal) position 9; Described oil return pipe 16 is arranged in base 1 below, and oil return pipe 16 is communicated with main shaft lower bearing position 10 and oil pump station 7, as shown in Figure 1.
Described each pipeline is provided with relevant control valve and/or overflow valve.
The course of work of the present utility model:
1, Motor Drive main frame main shaft 4, main frame main shaft 4 drives 5 rotations of fixed roll frame, grinding roller assembly on the fixed roll frame 5 revolves round the sun around main frame main shaft 4 central axis, grinding roller 8 acts on bull ring 3 by centrifugal force and radial thrust, grinding roller 8 under the effect of friction around the rotation of shaft of grinding roller center line, a perching knife 17 that drives by central shaft bracket 2 is housed before each grinding roller 8, perching knife 17 makes material form one material flow and delivers to continuously between grinding roller 8 and the bull ring 3, and the material of feeding is subject to grinding roller 8 and bull ring 3 extruding and abrasive action and is broken.
2, the full machine of abrasive dust main frame is lubricated: meanwhile, oil pump station 7 work, pressure lubrication oil enters grinding roller sleeve upper bearing (metal) position through oil-feed house steward 11, swivel joint 13 and separator 14, oil distributing pipe 12; Pressure lubrication oil enters main shaft upper bearing (metal) position 9 through intervalve 15; Pressure lubrication oil from main shaft lower bearing position 10 through oil return pipe 16 withdrawing oil pumping plants 7.
Claims (4)
1. full oil lubricating raymond mill, comprise the abrasive dust main frame, the upper coaxial central shaft bracket (2) that is equipped with of the base of abrasive dust main frame (1), main frame main shaft (4) is located in the central shaft bracket (2) by main shaft upper bearing (metal) position (9) and main shaft lower bearing position (10), fixed roll frame (5) is equipped with in main frame main shaft (4) upper end, a plurality of grinding roller assemblies parallel with axis distribute around central shaft bracket (2) even circumferential, the shaft of grinding roller of described grinding roller assembly is installed in the grinding roller sleeve (6) by the upper bearing (metal) lower bearing, described grinding roller sleeve (6) passes through the linkage hanging on fixed roll frame (5), it is characterized in that: the supporting circulating oil system that is provided with of described abrasive dust main frame, described circulating oil system comprises oil pump station (7) and circulating oil path, and described circulating oil path is that oil pump station (7) is to the oil-feed oil circuit of grinding roller sleeve (6) upper bearing (metal) position and the oil return circuit of grinding roller sleeve (6) lower bearing position to oil pump station (7).
2. full oil lubricating raymond mill according to claim 1 is characterized in that: described oil return circuit is grinding roller sleeve (6) lower bearing position to main shaft upper bearing (metal) position (9) oil circuit and main shaft lower bearing position (10) to oil pump station (7) oil circuit.
3. full oil lubricating raymond mill according to claim 1, it is characterized in that: described oil-feed oil circuit comprises oil-feed house steward (11), oil distributing pipe (12), swivel joint (13) and separator (14), described swivel joint (13) and separator (14) are rotationally connected, described separator (14) places main frame main shaft (4) top, described oil-feed house steward (11) is communicated with swivel joint (13), and described oil distributing pipe (12) is communicated with separator (14) and grinding roller sleeve upper bearing (metal) position.
4. the described full oil lubricating raymond mill of any one according to claim 1～3, it is characterized in that: described each oil circuit or pipeline are provided with control valve and/or overflow valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220420676 CN202762489U (en) | 2012-08-23 | 2012-08-23 | Whole machine oil lubricated Raymond mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220420676 CN202762489U (en) | 2012-08-23 | 2012-08-23 | Whole machine oil lubricated Raymond mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202762489U true CN202762489U (en) | 2013-03-06 |
Family
ID=47769093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220420676 Expired - Fee Related CN202762489U (en) | 2012-08-23 | 2012-08-23 | Whole machine oil lubricated Raymond mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202762489U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103357484A (en) * | 2013-07-26 | 2013-10-23 | 桂林桂冶粉磨机械有限公司 | Flour mill capable of directly drying and grinding materials |
| CN104525316A (en) * | 2014-12-26 | 2015-04-22 | 郑州维科重工机械有限公司 | Rotor two-end supported flour mill |
| CN113309973A (en) * | 2021-05-27 | 2021-08-27 | 南通利元亨机械有限公司 | Automatic oiling system for grinding roller of Raymond mill |
| CN114576541A (en) * | 2020-11-30 | 2022-06-03 | 大唐鸡西第二热电有限公司 | Raymond mill multipoint single-injection lubricating oil adding device and method |
-
2012
- 2012-08-23 CN CN 201220420676 patent/CN202762489U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103357484A (en) * | 2013-07-26 | 2013-10-23 | 桂林桂冶粉磨机械有限公司 | Flour mill capable of directly drying and grinding materials |
| CN103357484B (en) * | 2013-07-26 | 2015-12-09 | 桂林桂冶机械股份有限公司 | Can directly dry and the flour mill of grinding material |
| CN104525316A (en) * | 2014-12-26 | 2015-04-22 | 郑州维科重工机械有限公司 | Rotor two-end supported flour mill |
| CN114576541A (en) * | 2020-11-30 | 2022-06-03 | 大唐鸡西第二热电有限公司 | Raymond mill multipoint single-injection lubricating oil adding device and method |
| CN113309973A (en) * | 2021-05-27 | 2021-08-27 | 南通利元亨机械有限公司 | Automatic oiling system for grinding roller of Raymond mill |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20130306 Termination date: 20210823 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |