CN102744011B - Press roll assembly and spindle combination device of ring die pelletizer with double-direction oil lines - Google Patents
Press roll assembly and spindle combination device of ring die pelletizer with double-direction oil lines Download PDFInfo
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- CN102744011B CN102744011B CN201110102057.9A CN201110102057A CN102744011B CN 102744011 B CN102744011 B CN 102744011B CN 201110102057 A CN201110102057 A CN 201110102057A CN 102744011 B CN102744011 B CN 102744011B
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- pressure roller
- oil
- roller shaft
- oil circuit
- eccentric
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
- B30B11/20—Roller-and-ring machines, i.e. with roller disposed within a ring and co-operating with the inner surface of the ring
- B30B11/201—Roller-and-ring machines, i.e. with roller disposed within a ring and co-operating with the inner surface of the ring for extruding material
- B30B11/208—Roller constructions; Mounting of the rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/0088—Lubricating means
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Abstract
The invention relates to a press roll assembly and a spindle combination device of a ring die pelletizer with double-direction oil lines. A spindle oil outlet line (3-2) is arranged inside a spindle (3), an eccentric press roll shaft oil outlet line (2-2) is arranged inside an eccentric press roll shaft (2), an inlet (2-2-1) of the eccentric press roll shaft oil outlet line is arranged on the outer surface of the eccentric press roll shaft (2) opposite to a retainer ring (5), and an outlet (2-2-2) of the eccentric press roll shaft oil outlet line is communicated with an inlet (3-2-1) of the spindle oil outlet line. Two outlets (2-1-2) of each eccentric press roll shaft oil inlet line are respectively arranged on the outer surface of the eccentric press roll shaft (2) opposite to a clamp spring (9), and an isolating and sealing member (8) is arranged between an inlet (2-1-1) of the eccentric press roll shaft oil inlet line and the outlet (2-2-2) of the eccentric press roll shaft oil outlet line on each eccentric press roll shaft (2). The press roll assembly and the spindle combination device of the ring die pelletizer with the double-direction oil lines are good in lubricating and sealing effects and low in cost, and service life of bearings is long.
Description
Technical field
The present invention relates to a kind of ring die pelleter, particularly a kind of ring die pelleter pressure roller assembly with two-way oil circuit and spindle combinations device.The present invention is applicable to the ring die pelleter of bulk material granulation material in the multiple industries such as composite fertilizer, fertilizer, feed, grain, food, chemical industry, medicine, agricultural chemicals, is particularly useful for the ring die pelleter that living beings (as wood chip, straw, rice husk, leaf, herbage and agriculture and forestry discarded object etc.) are granulated.Belong to granulation technical field of processing equipment.
Background technology
Ring die pelleter main working parts is ring mould and two pressure rollers.Bulk material is involved between ring mould and pressure roller; two relative revolving parts push gradually to material; after material is squeezed into ring nib and is shaped in ring nib; constantly to ring nib outer end, extrude; by cutting knife, shaped particles material is cut into required length again; outside final granule material outflow machine, by ring die pelleter, realize bulk material granulation material.Pressure roller assembly and spindle combinations device are the important critical components of ring die pelleter, and pressure roller assembly and spindle combinations device include two pressure roller assemblies and a main shaft, and each pressure roller assembly includes a pressure roller, eccentric pressure roller shaft and pair of bearings.Because pressure roller assembly and spindle combinations device middle (center) bearing need constantly lubricated; and bearing temperature can constantly increase in the course of the work; in pressure roller assembly and spindle combinations device, must there is oil circuit fuel feeding and guarantee that bearing maintains normal operation; once there is the not enough bearing damage of lubrication oil supply in bearing; can cause whole ring die pelleter to shut down; lose very large; therefore the quality of the oil piping system of pressure roller assembly and spindle combinations device is directly connected to the quality of whole ring die pelleter, and ring die pelleter is had to very important effect.In existing pressure roller assembly and spindle combinations device, oil circuit only offers oil-feed oil circuit, specifically be set to be provided with in main shaft two main shaft oil-feed oil circuits, main shaft oil-feed oil circuit is through hole, in every eccentric pressure roller shaft, be provided with an eccentric pressure roller shaft oil-feed oil circuit, the outlet of eccentric pressure roller shaft oil-feed oil circuit is arranged on the outer surface of eccentric pressure roller shaft, article two, the outlet of main shaft oil-feed oil circuit is connected with the entrance of two eccentric pressure roller shaft oil-feed oil circuits respectively, and eccentric pressure roller shaft oil-feed oil circuit is a through hole, on the other end of eccentric pressure roller shaft oil-feed oil circuit, be provided with and manually add oil-in, manually adding oil-in is blocked by grease cup at ordinary times, while needing manually to refuel, from then on mouth adds, the outlet of eccentric pressure roller shaft oil-feed oil circuit is arranged on eccentric pressure roller shaft outer surface relative with back-up ring between two bearings.Existing this ring die pelleter pressure roller assembly and spindle combinations apparatus structure are referring to Fig. 1 and Fig. 2, and it is depositing following serious defect: on (1) main shaft and pressure roller eccentric shaft, only offered oil-feed oil circuit, lubricant effect is poor.On main shaft, offer two oil circuits, but be oil-feed oil circuit, oil circuit on pressure roller eccentric shaft is offered one, also be oil-feed oil circuit, and only has a bearing oil inlet lubricating point, an oil site lubricates pair of bearings, in the middle of two bearings, be that what in oil inlet lubricating point, particularly prior art, use is all lotion butter, viscosity is large, mobility and bad dispersibility, bearing cannot obtain fully supplying oil lubrication, if use compared with low country or season in temperature, butter viscosity is larger, mobility and dispersiveness are poorer, and bearing lubrication effect cannot guarantee at all; And owing to there is no fuel-displaced oil circuit, both cannot grasp and control oil inside offering situation, can only estimate interior oil condition, also cannot change the oil adding, could supplement into fresh oil after can only leaning on oil to consume voluntarily again, the oil that inside adds makes owing to can not get for a long time changing that interior oil is very dirty, cleannes are very poor, well cuts cannot be removed in time, cause bearing lubrication weak effect, bearing temperature rise is increased, bearing shortening in service life; On other end due to eccentric pressure roller shaft oil-feed oil circuit, be provided with and manually add oil-in in addition, no matter butter is manually adding that oil-in adds or being added by the entrance of the eccentric pressure roller shaft oil-feed oil circuit of the other end by one end, capital is squeezed in the oil-feed oil circuit of an other side butter, hinders butter fully to add oil site by the outlet of eccentric pressure roller shaft oil-feed oil circuit.Therefore lubricant effect is poor; (2) bearing is short service life, and cost is high.Prior art middle (center) bearing adopts taper roll bearing on the one hand, as to adopt model be 7516 taper roll bearing, ring die pelleter requires bearing shaft stressed to not needing, but radially holding capacity ability is eager to excel, and this taper roll bearing is radial and axial all stressed in the course of the work, weakened the ability of bearing bearing radial force, the service life of having reduced bearing; The lubricating oil of prior art only plays lubrication to bearing on the other hand, cannot make bearing cooling in greasing, and bearing temperature rise also greatly reduces the service life of bearing.Therefore bearing is very short service life, pair of bearings only has two to three days service life, often need to change the use cost that bearing has not only increased ring die pelleter, what is more important, because bearing replacing maintenance must be shut down the massive losses bringing, causes production cost to increase; (3) sealing effectiveness is bad.The lubricating oil that prior art is used is butter, employing be the palace sealing of machinery rice, the sealed at both ends employing of bearing be that interior oil scraper ring and outside oil scraper ring are seal, between outside oil scraper ring and pressure roller internal diameter, there is gap, not dustproof, easily leakage of oil, sealing effectiveness is bad; (4) lining is copper sheathing.In prior art, lining is generally copper sheathing, and copper sheathing material is soft, not wear-resisting, yielding after using, and price is higher.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of simple in structure, high lubricating effect, good sealing effect, bearing long service life, the ring die pelleter pressure roller assembly with two-way oil circuit and spindle combinations device that cost is low are provided.
Realizing above-mentioned purpose technical scheme is: a kind of ring die pelleter pressure roller assembly with two-way oil circuit and spindle combinations device, include two pressure roller assemblies and a main shaft, each pressure roller assembly includes a pressure roller, eccentric pressure roller shaft and pair of bearings, pressure roller and eccentric pressure roller shaft are flexibly connected by the pair of bearings being sleeved in eccentric pressure roller shaft, between every pair of bearing adjacent face, be provided with back-up ring, in eccentric pressure roller shaft, be also set with seal, between seal and bearing outer face, be also provided with jump ring, eccentric pressure roller shaft is fixed together by lining and main shaft, in main shaft, be provided with main shaft oil-feed oil circuit, in eccentric pressure roller shaft, be provided with eccentric pressure roller shaft oil-feed oil circuit, the outlet of eccentric pressure roller shaft oil-feed oil circuit is arranged on the outer surface of eccentric pressure roller shaft, the outlet of main shaft oil-feed oil circuit is connected with the entrance of two eccentric pressure roller shaft oil-feed oil circuits respectively, in main shaft, be also provided with the fuel-displaced oil circuit of main shaft, in eccentric pressure roller shaft, be also provided with the fuel-displaced oil circuit of eccentric pressure roller shaft, the entrance of the fuel-displaced oil circuit of eccentric pressure roller shaft is arranged on the eccentric pressure roller shaft outer surface relative with back-up ring, the outlet of the fuel-displaced oil circuit of eccentric pressure roller shaft is connected with the entrance of the fuel-displaced oil circuit of main shaft, the outlet of every eccentric pressure roller shaft oil-feed oil circuit has two, be separately positioned on the eccentric pressure roller shaft outer surface relative with jump ring, between the entrance of the eccentric pressure roller shaft oil-feed oil circuit in every eccentric pressure roller shaft and the outlet of the fuel-displaced oil circuit of eccentric pressure roller shaft, be provided with isolation seal.
Further, the entrance of the eccentric pressure roller shaft oil-feed oil circuit in every described eccentric pressure roller shaft outside is also provided with outer end isolation seal.
Further, the outlet of the described fuel-displaced oil circuit of eccentric pressure roller shaft is arranged in the eccentric pressure roller shaft its right end face being connected with main shaft, and the entrance of eccentric pressure roller shaft oil-feed oil circuit is arranged in the eccentric pressure roller shaft its right end face being connected with main shaft.
Further, described seal is oil scraper ring and oil sealing, and oil scraper ring and oil sealing are all sleeved in eccentric pressure roller shaft, and oil sealing is stuck in the groove of oil scraper ring, and oil scraper ring and pressure roller are fixed together.
Further, described isolation seal is O-ring seals.
Further, described lining is steel bushing.
Further, described back-up ring is the protruding round platform above eccentric pressure roller shaft internal diameter.
Further, described bearing is self-aligning roller bearing or cylinder roller bearing.
Further, described outer end isolation seal is O-ring seals.
Adopt after technique scheme, there are a lot of benefits: the present invention is simple in structure, high lubricating effect, good sealing effect, bearing long service life, cost is low.Be in particular in:
(1) simple in structure, high lubricating effect.Oil-feed oil circuit and fuel-displaced oil circuit on main shaft of the present invention and pressure roller eccentric shaft, have been offered, and there are two bearing oil inlet lubricating points, two oil sites lubricate pair of bearings, outside this pair of bearings, end is oil inlet lubricating point, the entrance of the fuel-displaced oil circuit of eccentric pressure roller shaft is arranged on the eccentric pressure roller shaft outer surface relative with back-up ring, lubricating oil must be through bearing from two outlets of eccentric pressure roller shaft oil-feed oil circuit, make bearing obtain could arriving after sufficient lubrication is lowered the temperature the entrance of the fuel-displaced oil circuit of eccentric pressure roller shaft, therefore unlubricated blind spot, has realized bearing oil and has drenched lubricated effect; The lubricating oil that the present invention adopts is in addition liquid machine oil, and the mobility of liquid machine oil and dispersiveness are very good, and bearing easily obtains supplying fully oil lubrication and cooling; And owing to thering is fuel-displaced oil circuit, both can grasp and control oil inside offering situation, also can often change the oil adding, make the cleannes of interior oil very good, well cuts can be removed in time, and bearing lubrication effect is very good, except bearing is had lubrication, also play the effect of cooling, avoid bearing temperature rise high, bearing is extended service life greatly;
(2) bearing long service life, cost is low.Bearing in the present invention adopts self-aligning roller bearing or cylinder roller bearing on the one hand, and the ability of these two kinds of bearing bearing radial forces is very strong; Lubricating oil of the present invention not only plays lubrication to bearing on the other hand, in greasing, can make bearing cooling, bearing temperature rise is low, this has improved the service life of bearing greatly, therefore reach some months the service life of bearing, this not only greatly reduces use cost, when having avoided bearing replacing maintenance, what is more important shuts down the massive losses bringing, liquid consumption of lubricating oil is few in addition, waste is few, this also makes use cost greatly reduce, and brought whole production cost greatly to reduce, so cost of the present invention is low;
(3) good sealing effect.The oil scraper ring that seal of the present invention adopts adds oil sealing sealing, and oil sealing is held tightly in pressure roller shaft, and oil sealing sealing is high temperature resistant, wear-resistant, and dustproof, and oil-proof, sealing effectiveness is very good; Between the entrance of eccentric pressure roller shaft oil-feed oil circuit and the outlet of the fuel-displaced oil circuit of eccentric pressure roller shaft, be provided with isolation seal in addition, the entrance outside of eccentric pressure roller shaft oil-feed oil circuit is also provided with outer end isolation seal, isolation seal prevents that oil-feed and fuel-displaced oil duct from communicating, avoid oil-feed and fuel-displaced oil phase to mix, the oily phenomenon that prevents from going here and there occurs, outer end isolation seal plays outer end isolating seal sealing function, prevent that oil leakage phenomenon from occurring, this isolating seal structure of the present invention make main shaft and eccentric pressure roller shaft end face junction sealing effectiveness very good;
(4) lining is steel bushing.Lining of the present invention changes steel bushing into by copper sheathing, and steel bushing material is hard, and through Overheating Treatment, steel bushing is very wear-resisting, and not yielding, service time is long, and result of use is good, and relative cost reduces greatly;
(5) back-up ring and pressure roller are structure as a whole.Back-up ring of the present invention and pressure roller are structure as a whole, back-up ring is the protruding round platform above eccentric pressure roller shaft internal diameter, this structure has been avoided the trouble of prior art guide ring dismounting, and back-up ring and pressure roller be structure as a whole and make bearing adjust dress to be more prone to, and bearing is more firm after installing.
Accompanying drawing explanation
Fig. 1 is the structural representation of ring die pelleter pressure roller assembly and spindle combinations device in prior art;
Fig. 2 is the local structure for amplifying schematic diagram of ring die pelleter pressure roller assembly and spindle combinations device in prior art;
Fig. 3 is structural representation of the present invention;
Fig. 4 is local structure for amplifying schematic diagram of the present invention;
Fig. 5 is its right end face structural representation of part 2 eccentric pressure roller shaft in Fig. 3.
In figure: 1. pressure roller, 2. eccentric pressure roller shaft, the eccentric pressure roller shaft oil-feed of 2-1. oil circuit, the entrance of the eccentric pressure roller shaft oil-feed of 2-1-1. oil circuit, the outlet of the eccentric pressure roller shaft oil-feed of 2-1-2. oil circuit, the fuel-displaced oil circuit of the eccentric pressure roller shaft of 2-2., the entrance of the fuel-displaced oil circuit of the eccentric pressure roller shaft of 2-2-1., the outlet of the fuel-displaced oil circuit of the eccentric pressure roller shaft of 2-2-2., 3. main shaft, 3-1. main shaft oil-feed oil circuit, the entrance of 3-1-1. main shaft oil-feed oil circuit, the outlet of 3-1-2. main shaft oil-feed oil circuit, the fuel-displaced oil circuit of 3-2. main shaft, the entrance of the fuel-displaced oil circuit of 3-2-1. main shaft, the outlet of the fuel-displaced oil circuit of 3-2-2. main shaft, 4. bearing, 5. back-up ring, 6. seal, 6-1. oil scraper ring, 6-2. oil sealing, oil scraper ring in 6-3., 7. lining, 8. isolation seal, 9. jump ring, 10. round nut, 11. grease cups, 12. screws, 13. packing rings, 14. outer end isolation seals, 20. pressure roller assemblies.
The specific embodiment
Below in conjunction with drawings and Examples, the present invention is further detailed explanation.
Embodiment mono-
As shown in Figures 3 to 5, a kind of ring die pelleter pressure roller assembly with two-way oil circuit and spindle combinations device, include two pressure roller assemblies 20 and a main shaft 3.Each pressure roller assembly 20 includes a pressure roller 1, eccentric pressure roller shaft 2 and a pair of bearings 4, also includes packing ring 13.Pressure roller 1, lining 7 and packing ring 13 are all sleeved in eccentric pressure roller shaft 2.Pressure roller 1 and eccentric pressure roller shaft 2 are flexibly connected by the pair of bearings 4 being sleeved in eccentric pressure roller shaft 2, between every pair of bearing 4 adjacent faces, are provided with back-up ring 5, in eccentric pressure roller shaft 2, are also set with seal 6.Described seal 6 is oil scraper ring 6-1 and oil sealing 6-2, and oil scraper ring 6-1 and oil sealing 6-2 are all sleeved in eccentric pressure roller shaft 2, on oil scraper ring 6-1, have groove, and oil sealing 6-2 is stuck in the groove of oil scraper ring 6-1, and oil sealing 6-2 holds tightly in eccentric pressure roller shaft 2.Oil sealing 6-2 material is resistant to elevated temperatures fluorine glue material.Oil scraper ring 6-1 and pressure roller 1 are fixed together by screw 12.Between the oil scraper ring 6-2 of seal 6 and bearing 4 outer faces, be also provided with jump ring 9.Eccentric pressure roller shaft 2 is fixed together by lining 7 and main shaft 3, and packing ring 13 is arranged between lining 7 and oil sealing 6-1.In main shaft 3, be provided with main shaft oil-feed oil circuit 3-1, main shaft oil-feed oil circuit 3-1 one end is the entrance 3-1-1 of main shaft oil-feed oil circuit, and the other end is the outlet 3-1-2 of main shaft oil-feed oil circuit, and main shaft oil-feed oil circuit 3-1 is through hole.In eccentric pressure roller shaft 2, be provided with eccentric pressure roller shaft oil-feed oil circuit 2-1, the outlet 2-1-2 of eccentric pressure roller shaft oil-feed oil circuit is arranged on the outer surface of eccentric pressure roller shaft 2.The outlet 3-1-2 of main shaft oil-feed oil circuit is connected with the entrance 2-1-1 of two eccentric pressure roller shaft oil-feed oil circuits respectively.In main shaft 3, be also provided with the fuel-displaced oil circuit 3-2 of main shaft, the fuel-displaced oil circuit 3-2 of main shaft one end is the entrance 3-2-1 of the fuel-displaced oil circuit of main shaft, and the other end is the outlet 3-2-2 of the fuel-displaced oil circuit of main shaft, and the fuel-displaced oil circuit 3-2 of main shaft is through hole.In eccentric pressure roller shaft 2, be also provided with the fuel-displaced oil circuit 2-2 of eccentric pressure roller shaft, the entrance 2-2-1 of the fuel-displaced oil circuit of eccentric pressure roller shaft is arranged on eccentric pressure roller shaft 2 outer surfaces relative with back-up ring 5, and the outlet 2-2-2 of the described fuel-displaced oil circuit of eccentric pressure roller shaft is arranged in eccentric pressure roller shaft 2 its right end face that are connected with main shaft 3.The outlet 2-2-2 of the fuel-displaced oil circuit of eccentric pressure roller shaft is connected with the entrance 3-2-1 of the fuel-displaced oil circuit of main shaft.The entrance 2-1-1 of described eccentric pressure roller shaft oil-feed oil circuit is arranged in eccentric pressure roller shaft 2 its right end face that are connected with main shaft 3, the outlet 2-1-2 of every eccentric pressure roller shaft oil-feed oil circuit has two, is separately positioned on eccentric pressure roller shaft 2 outer surfaces relative with jump ring 9.In eccentric pressure roller shaft 2 its right end face that are connected with main shaft 3, have inside and outside two annular grooves.Between the entrance 2-1-1 of the eccentric pressure roller shaft oil-feed oil circuit in every eccentric pressure roller shaft 2 and the outlet 2-2-2 of the fuel-displaced oil circuit of eccentric pressure roller shaft, be provided with isolation seal 8, isolation seal 8 is installed in the inner annular groove of eccentric pressure roller shaft 2.The entrance 2-1-1 outside of the eccentric pressure roller shaft oil-feed oil circuit in every described eccentric pressure roller shaft 2 is also provided with outer end isolation seal 14, and outer end isolation seal 14 is installed in the outer end annular groove of eccentric pressure roller shaft 2 end faces.
Described isolation seal 8 and outer end isolation seal 14 are O-ring seals, and O-ring seals material is resistant to elevated temperatures fluorine glue material.Described lining 7 is steel bushing.Described back-up ring 5 is the protruding round platform above eccentric pressure roller shaft 2 internal diameters, and back-up ring 5 is structure as a whole for eccentric pressure roller shaft 2.Described bearing 4 is self-aligning roller bearing.
Embodiment bis-
As shown in Figures 3 to 5, a kind of ring die pelleter pressure roller assembly with two-way oil circuit and spindle combinations device, the present embodiment and embodiment mono-are basic identical, and different is that the present embodiment middle (center) bearing 4 is cylinder roller bearing.
Self-aligning roller bearing or cylinder roller bearing that middle (center) bearing 4 of the present invention is selected, according to the present invention, actual size is carried out the model selection of bearing 4.Guide ring 5 of the present invention is except structure described in above-described embodiment, and back-up ring 5 can be also independent part, be not made of one with eccentric pressure roller shaft 2, but that back-up ring 5 and eccentric pressure roller shaft 2 are made of one effect structure is more excellent.
Liquid machine oil of the present invention, after the outlet 3-2-2 of the fuel-displaced oil circuit of main shaft flows out, can be reused through cooling system cooling with after filtering, and enters oil circuit of the present invention bearing 4 is carried out to oil drench and lubricate by the entrance 3-1-1 of main shaft oil-feed oil circuit.
The invention is not restricted to above-described embodiment, the technical scheme that all employings are equal to replacement or equivalence replacement formation all belongs to the scope of protection of present invention.
Claims (9)
1. the ring die pelleter pressure roller assembly with two-way oil circuit and spindle combinations device, include two pressure roller assemblies (20) and a main shaft (3), each pressure roller assembly (20) includes a pressure roller (1), an eccentric pressure roller shaft (2) and pair of bearings (4), pressure roller (1) and eccentric pressure roller shaft (2) are flexibly connected by the pair of bearings (4) being sleeved in eccentric pressure roller shaft (2), between every pair of bearing (4) adjacent face, be provided with back-up ring (5), in eccentric pressure roller shaft (2), be also set with seal (6), between seal (6) and bearing (4) outer face, be also provided with jump ring (9), eccentric pressure roller shaft (2) is fixed together by lining (7) and main shaft (3), in main shaft (3), be provided with main shaft oil-feed oil circuit (3-1), in eccentric pressure roller shaft (2), be provided with eccentric pressure roller shaft oil-feed oil circuit (2-1), the outlet (2-1-2) of eccentric pressure roller shaft oil-feed oil circuit is arranged on the outer surface of eccentric pressure roller shaft (2), the outlet (3-1-2) of main shaft oil-feed oil circuit is connected with the entrance (2-1-1) of two eccentric pressure roller shaft oil-feed oil circuits respectively, it is characterized in that: in main shaft (3), be also provided with the fuel-displaced oil circuit of main shaft (3-2), in eccentric pressure roller shaft (2), be also provided with the fuel-displaced oil circuit of eccentric pressure roller shaft (2-2), the entrance (2-2-1) of the fuel-displaced oil circuit of eccentric pressure roller shaft is arranged on eccentric pressure roller shaft (2) outer surface relative with back-up ring (5), the outlet (2-2-2) of the fuel-displaced oil circuit of eccentric pressure roller shaft is connected with the entrance (3-2-1) of the fuel-displaced oil circuit of main shaft, the outlet (2-1-2) of every eccentric pressure roller shaft oil-feed oil circuit has two, be separately positioned on eccentric pressure roller shaft (2) outer surface relative with jump ring (9), between the entrance (2-1-1) of the eccentric pressure roller shaft oil-feed oil circuit in every eccentric pressure roller shaft (2) and the outlet (2-2-2) of the fuel-displaced oil circuit of eccentric pressure roller shaft, be provided with isolation seal (8).
2. the ring die pelleter pressure roller assembly with two-way oil circuit according to claim 1 and spindle combinations device, is characterized in that: entrance (2-1-1) outside of the eccentric pressure roller shaft oil-feed oil circuit in described every eccentric pressure roller shaft (2) is also provided with outer end isolation seal (14).
3. the ring die pelleter pressure roller assembly with two-way oil circuit according to claim 1 and spindle combinations device; it is characterized in that: the outlet (2-2-2) of the described fuel-displaced oil circuit of eccentric pressure roller shaft is arranged in eccentric pressure roller shaft (2) its right end face being connected with main shaft (3), and the entrance (2-1-1) of eccentric pressure roller shaft oil-feed oil circuit is arranged in eccentric pressure roller shaft (2) its right end face being connected with main shaft (3).
4. the ring die pelleter pressure roller assembly with two-way oil circuit according to claim 1 and spindle combinations device; it is characterized in that: described seal (6) is oil scraper ring (6-1) and oil sealing (6-2); oil scraper ring (6-1) and oil sealing (6-2) are all sleeved in eccentric pressure roller shaft (2); oil sealing (6-2) is stuck in the groove of oil scraper ring (6-1), and oil scraper ring (6-1) is fixed together with pressure roller (1).
5. the ring die pelleter pressure roller assembly with two-way oil circuit according to claim 1 and spindle combinations device, is characterized in that: described isolation seal (8) is O-ring seals.
6. the ring die pelleter pressure roller assembly with two-way oil circuit according to claim 1 and spindle combinations device, is characterized in that: described lining (7) is steel bushing.
7. the ring die pelleter pressure roller assembly with two-way oil circuit according to claim 1 and spindle combinations device, is characterized in that: described back-up ring (5) is the protruding round platform of eccentric pressure roller shaft (2) above internal diameter.
8. the ring die pelleter pressure roller assembly with two-way oil circuit according to claim 1 and spindle combinations device, is characterized in that: described bearing (4) is self-aligning roller bearing or cylinder roller bearing.
9. the ring die pelleter pressure roller assembly with two-way oil circuit according to claim 2 and spindle combinations device, is characterized in that: described outer end isolation seal (14) is O-ring seals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110102057.9A CN102744011B (en) | 2011-04-22 | 2011-04-22 | Press roll assembly and spindle combination device of ring die pelletizer with double-direction oil lines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110102057.9A CN102744011B (en) | 2011-04-22 | 2011-04-22 | Press roll assembly and spindle combination device of ring die pelletizer with double-direction oil lines |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102744011A CN102744011A (en) | 2012-10-24 |
| CN102744011B true CN102744011B (en) | 2014-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110102057.9A Expired - Fee Related CN102744011B (en) | 2011-04-22 | 2011-04-22 | Press roll assembly and spindle combination device of ring die pelletizer with double-direction oil lines |
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| CN (1) | CN102744011B (en) |
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| CN104368276B (en) * | 2014-11-19 | 2016-08-24 | 常州远见机械有限公司 | The oil channel structures of comminutor pressure roller shaft |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB2423131A (en) * | 2005-02-09 | 2006-08-16 | Howard Ramsden | Pelletiser roll shell with detachable outer portion |
| CN200998657Y (en) * | 2006-12-01 | 2008-01-02 | 田中武 | Ring mould cubing machine roller circulation lubricating cooling device |
| CN201454495U (en) * | 2009-04-10 | 2010-05-12 | 付建和 | Flat die rolling granulator |
| CN202010540U (en) * | 2011-04-22 | 2011-10-19 | 溧阳市溧城兴欣饲料机械厂 | Press roll assembly and spindle combination device of ring die pelletizer with double-direction oil lines |
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- 2011-04-22 CN CN201110102057.9A patent/CN102744011B/en not_active Expired - Fee Related
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