CN101157256A - Single input single output apparatus of mill - Google Patents
Single input single output apparatus of mill Download PDFInfo
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- CN101157256A CN101157256A CNA2007101343600A CN200710134360A CN101157256A CN 101157256 A CN101157256 A CN 101157256A CN A2007101343600 A CNA2007101343600 A CN A2007101343600A CN 200710134360 A CN200710134360 A CN 200710134360A CN 101157256 A CN101157256 A CN 101157256A
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- mill
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Abstract
The invention relates to a rubber machinery and in particular refers to a single-input-single-output device of a mixing roll machine. According to the technical scheme provided by the invention; the output port of an electric motor is connected with a decelerated machine. The output port of the decelerated machine is connected with a cylinder by a cylinder bearing base. The invention is characterized in that a bearing body is communicated with a rotating shaft by a bearing in the cylinder bearing base. A cooling channel is mounted on the inside wall of the bearing body. An inner seal cover and an outer seal cover are mounted between the internal and the external sides of the bearing body and the cylinder shaft respectively. The bearing is positioned in the space circled by the inner seal cover, the outer seal cover and the bearing body. The cooling channel is communicated with the space. A sealing device is mounted at the junction of the inner seal cover, the outer seal cover and the rotary shaft. The decelerated machine is provided with an input shaft and an output shaft. The invention can extend the service life, improve the transmission efficiency, and is easy for care and maintenance.
Description
Technical field
The present invention relates to a kind of rubber and plastics machine, refer in particular to a kind of single input single output apparatus of mill.
Background technology
Natural rubber can use after need opening refining through mill, in the prior art, mill be by motor behind the ashamed soft flank of tooth cylindrical gear reducer that bursts at the seams of shaft coupling input, output again, pass to the back roller by an opposite opened roller gear then, drive preliminary roller work through speed ratio gear again.The weak point of this transmission mechanism is: the transmission system noise is big, and oil leakage phenomenon is serious, causes environmental pollution, and gear life is short, and transmission efficiency is low.
Summary of the invention
The objective of the invention is to design a kind of single input single output apparatus of mill, to increase the service life, to improve transmission efficiency, maintain easily and to maintain.
According to technical scheme provided by the invention, output at motor connects reductor, output at reductor utilizes the drum shaft bearing to connect cylinder, it is characterized in that: in described drum shaft bearing, between the rotating shaft of bearing body and cylinder, utilize bearing to interconnect, in the wall of bearing body, the cooling duct is set, capping and outer seal between the rotating shaft of the inside and outside both sides of bearing body and cylinder, being provided with respectively, bearing is positioned at capping, in the space that outer seal and bearing body surround, the cooling duct is communicated with this space, and the junction surface of capping and rotating shaft is provided with sealing device in outer seal reaches; 1 power shaft and 1 output shaft are arranged in described reductor.
Between motor and reductor shaft coupling is set, the gear that is positioned on the output shaft is the hard flank of tooth, and the hardness of the flank of tooth is (HRC58～60).In the space between bearing and interior capping oil scraper ring is set, the outer rim of this oil scraper ring is close on the inwall of bearing body, and the inner edge of this oil scraper ring is pressed close to rotating shaft, and at the end that oil scraper ring is pressed close to rotating shaft drainback passage is set.Between the inner of bearing body and interior capping inner supporting circle is set, the outer end and the bearing of this inner supporting circle offset, and inner and interior capping offsets.
Side at the close outer seal of bearing has support ring, the annular groove of the side setting circumferential directions around the shaft of close outer seal in rotating shaft, the Non-return ring that has step that opposite opened is arranged in annular groove, swivel nut in the rotating shaft of being enclosed within is arranged in the inboard of Non-return ring, the outer surface of this swivel nut has screw thread, the nut that is spirally connected in the outside of swivel nut, the inner and the support ring of this nut offset; When fastening nut, the inner of nut is close on the end face of support ring, the outer end of swivel nut is close on the step end face of opposite opened Non-return ring.
Described bearing is a double-row conical bearing.Central authorities at cylinder are provided with internal channel, and the position near cylinder outer wall in cylinder is provided with some along the axial arranged heat tunnel of cylinder, between every heat tunnel and internal channel transition passage is set.Each is provided with the oil-recovery tank along the circumferential arrangement of rotating shaft one in the space of capping in rotating shaft reaches near outer seal.The junction surface of capping and rotating shaft is provided with labyrinth sealing respectively in outer seal reaches.
Advantage of the present invention is: after 1, adopting self-aligning roller bearing instead of steel watt or nylon watt, coefficient of friction is reduced, about saving power loss 15-20%; Bearing capacity is big, long service life, and maintenance and repair is easy; Do not have the wearing and tearing of axle journal and pull problem, the surface appearance of axle journal is not to there being very influence the service life of bearing; The proper alignment of roller and bearing is good, and the gap is little, the running accuracy height; Consumption of lubricating oil is compared with general sliding bearing can reduce 75%.2, the roller two ends can guarantee that roller bearing is oil-proof after adopting labyrinth sealing to substitute the felt formula.3, transmission mechanism changes the hard flank of tooth of the single output of single input into by the soft flank of tooth; Motor is exported behind shaft coupling input roller gear hard-tooth surface speed reducer, directly passes to the back roller by inside and outside gear coupling again, drives preliminary roller work by speed ratio gear again, has prolonged service life equally, has improved bearing capacity; In addition, the present invention also has stable drive, and noise is low, the machinery driving efficiency height; Be easy to open and inspect, characteristics such as installation.
Description of drawings
The drive mechanism figure of Fig. 1 cylinder end;
Fig. 2 is the driver composition of the single output of single input.
The specific embodiment
As Fig. 1, shown in 2, output at motor 23 connects reductor 25, output at reductor 25 utilizes drum shaft bearing 27 to connect cylinder 28, in described drum shaft bearing 27, between the rotating shaft 1 of bearing body 4 and cylinder 28, utilize bearing to interconnect, cooling duct 14 is set in the wall of bearing body 4, capping 2 and outer seal 7 between the rotating shaft 1 of the inside and outside both sides of bearing body 4 and cylinder 28, being provided with respectively, bearing is positioned at capping 2, in the space that outer seal 7 and bearing body 4 surround, cooling duct 14 is communicated with this space, and capping 2 is provided with sealing device with the junction surface of rotating shaft 1 in outer seal 7 reaches; 1 power shaft and 1 output shaft are arranged in described reductor 25, between motor 23 and reductor 25 shaft coupling 24 is set, the gear that is positioned on the output shaft is the hard flank of tooth, and the hardness of the flank of tooth is (HRC58～60).During work, motor 23 is given reductor 25 by shaft coupling 24 with transmission of power, is driven the rotation of cylinder 28 by drum shaft bearing 27 by reductor 25.The rotating shaft 1 of cylinder 28 is rotated relative to bearing body 4, for the cylinder of avoiding having uniform temperature constitutes influence to bearing, with cold oil bearing is cooled off.During cooling, cold oil enters in the space through cooling duct 14, and moving components such as bearing are cooled off, and leaks for avoiding cold oil, and capping 2 is provided with sealing device with the junction surface of rotating shaft 1 in outer seal 7 reaches.
In the space of 2 of bearing and interior cappings oil scraper ring 15 is set, the outer rim of this oil scraper ring 15 is close on the inwall of bearing body 4, and the inner edge of this oil scraper ring 15 is pressed close to rotating shaft 1, and at the end that oil scraper ring 15 is pressed close to rotating shaft 1 drainback passage is set.Utilize this oil scraper ring 15 will cool off oil catch, avoid cold oil directly to impact sealing device, thereby improve sealing effectiveness in inside.
Between the inner of bearing body 4 and interior capping 2 inner supporting circle 3 is set, the outer end and the bearing of this inner supporting circle 3 offset, and inner and interior capping 2 offsets.Utilize 3 pairs of oil scraper rings 15 of inner supporting circle to position.
Side at the close outer seal 7 of bearing has support ring 13, in rotating shaft 1 near a side setting of outer seal 7 annular groove 22 of 1 circumferential directions around the shaft, the Non-return ring that has step 10 that opposite opened is arranged in annular groove 22, swivel nut 11 in rotating shaft of being enclosed within 1 is arranged in the inboard of Non-return ring 10, the outer surface of this swivel nut 11 has screw thread, the nut 12 that is spirally connected in the outside of swivel nut 11, the inner of this nut 12 and support ring 13 offset; When fastening nut 12, the inner of nut 12 is close on the end face of support ring 13, the outer end of swivel nut 12 is close on the step end face of opposite opened Non-return ring 10, thereby bearing is positioned in the bearing body 4 firmly, when work, can not produce phenomenons such as loose or dislocation, improve reliability and security.
Described bearing is a double-row conical bearing 5.Central authorities at cylinder are provided with internal channel 21, and the position near cylinder outer wall in cylinder is provided with some along the axial arranged heat tunnel 20 of cylinder, at every heat tunnel 20 and 21 of internal channels transition passage 20 is set.In internal channel 21, after the admittance deep fat, cylinder is heated,, heat tunnel 20 is arranged near behind the position of outer surface of cylinder, improved the uniformity and the efficiency of heating surface of heating effectively to satisfy the technological requirement of calender.
Each is provided with the oil-recovery tank 17 along the circumferential arrangement of rotating shaft 1 one in the space of capping 2 in rotating shaft 1 reaches near outer seal 7.Utilize oil-recovery tank 17 further to improve the sealing effectiveness of 1 of bearing body 4 and rotating shaft.Capping 2 is provided with the labyrinth sealing that seals respectively with the junction surface of rotating shaft 1 in outer seal 7 reaches.During installation, in double-row conical bearing 5 side's of being installed on bearing bodies 4, push down double-row conical bearing 5 outer rims with inner supporting circle 3, interior capping 2 is inner supporting circle 3 fixedly, be set in the bearing portion of roller 1, on roller 2, lock the inner ring of double-row conical bearing 5 again with locking device 6, double-row conical bearing 5 and rotating shaft 1 are fitted, the side's of making bearing body 4, double-row conical bearing 5, with rotating shaft 1 no lateral clearance, outer seal 7 and interior capping 2 that having installed prevents dust again reaches the anti-leak effect.
Claims (9)
1. the single input single output apparatus of a mill, comprise motor (23), output at motor (23) connects reductor (25), output at reductor (25) utilizes drum shaft bearing (27) to connect cylinder (28), it is characterized in that: in described drum shaft bearing (27), between the rotating shaft (1) of bearing body (4) and cylinder (28), utilize bearing to interconnect, cooling duct (14) is set in the wall of bearing body (4), interior capping (2) and outer seal (7) are set respectively between the rotating shaft (1) of the inside and outside both sides of bearing body (4) and cylinder (28), bearing is positioned at capping (2), in the space that outer seal (7) and bearing body (4) surround, cooling duct (14) is communicated with this space, and capping (2) is provided with sealing device with the junction surface of rotating shaft (1) in outer seal (7) reaches; 1 power shaft and 1 output shaft are arranged in described reductor (25).
2. the single input single output apparatus of mill as claimed in claim 1, it is characterized in that: between motor (23) and reductor (25) shaft coupling (24) is set, the gear that is positioned on the output shaft is the hard flank of tooth, and the hardness of the flank of tooth is HRC58～60.
3. the single input single output apparatus of mill as claimed in claim 1, it is characterized in that: in the space between bearing and interior capping (2) oil scraper ring (15) is set, the outer rim of this oil scraper ring (15) is close on the inwall of bearing body (4), the inner edge of this oil scraper ring (15) is pressed close to rotating shaft (1), and at the end that oil scraper ring (15) is pressed close to rotating shaft (1) drainback passage is set.
4. the single input single output apparatus of mill as claimed in claim 1 is characterized in that: between the inner of bearing body (4) and interior capping (2) inner supporting circle (3) is set, the outer end and the bearing of this inner supporting circle (3) offset, and inner and interior capping (2) offsets.
5. the single input single output apparatus of mill as claimed in claim 1, it is characterized in that: the side at the close outer seal (7) of bearing has support ring (13), go up near a side setting of outer seal (7) annular groove of the circumferential directions of (1) (22) around the shaft in rotating shaft (1), the Non-return ring that has step (10) that opposite opened is arranged in annular groove (22), swivel nut (11) in rotating shaft of being enclosed within (1) is arranged in the inboard of Non-return ring (10), the outer surface of this swivel nut (11) has screw thread, the nut (12) that is spirally connected in the outside of swivel nut (11), the inner of this nut (12) and support ring (13) offset; When fastening nut (12), the inner of nut (12) is close on the end face of support ring (13), the outer end of swivel nut (12) is close to the opposite opened Non-return ring (on 10 the step end face.
6. the single input single output apparatus of mill as claimed in claim 1, it is characterized in that: described bearing is double-row conical bearing (5).
7. the single input single output apparatus of mill as claimed in claim 1, it is characterized in that: the central authorities at cylinder (28) are provided with internal channel (21), position near cylinder (28) outer wall in cylinder (28) is provided with some the axial arranged heat tunnels (20) along cylinder (28), between every heat tunnel (20) and internal channel (21) transition passage (20) is set.
8. the single input single output apparatus of mill as claimed in claim 1 is characterized in that: one oil-recovery tank (17) along the circumferential arrangement of rotating shaft (1) of each setting in the space of capping (2) in rotating shaft (1) reaches near outer seal (7).
9. the single input single output apparatus of mill as claimed in claim 1 is characterized in that: outer seal (7) and in the junction surface of capping (2) and rotating shaft (1) labyrinth sealing is set respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101343600A CN101157256A (en) | 2007-10-31 | 2007-10-31 | Single input single output apparatus of mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101343600A CN101157256A (en) | 2007-10-31 | 2007-10-31 | Single input single output apparatus of mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101157256A true CN101157256A (en) | 2008-04-09 |
Family
ID=39305546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101343600A Pending CN101157256A (en) | 2007-10-31 | 2007-10-31 | Single input single output apparatus of mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101157256A (en) |
-
2007
- 2007-10-31 CN CNA2007101343600A patent/CN101157256A/en active Pending
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Open date: 20080409 |