CN104971945A - Coupler for working rolls of aluminium foil mill - Google Patents
Coupler for working rolls of aluminium foil mill Download PDFInfo
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- CN104971945A CN104971945A CN201510343380.3A CN201510343380A CN104971945A CN 104971945 A CN104971945 A CN 104971945A CN 201510343380 A CN201510343380 A CN 201510343380A CN 104971945 A CN104971945 A CN 104971945A
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Abstract
The invention discloses a coupler for working rolls of an aluminium foil mill. The coupler comprises an external gear, an internal gear, an internal gear sleeve and a ball. The coupler is characterized in that a tooth top surface of the external gear is in a spherical surface shape; a shaft hole and a key groove are formed at the external end of the external gear; the internal end face of the external gear is in a spherical surface shape; a ball concave pit is formed in the internal end face of the external gear, and is internally provided with the ball; the internal gear sleeve is internally provided with the internal gear; the internal gear is engaged with the external gear; the end face in the internal gear sleeve is in an internal spherical surface shape; the ball is arranged between the internal end face of the external gear and the end face in the internal gear sleeve; and a shaft hole and a key groove are formed in the external end face of the internal gear sleeve. The coupler has the benefits that the problem that the conventional coupler is damaged frequently is solved; the product quality is ensured; the production suspension induced losses are avoided; and the coupler is low in noise, large in regulation amplitude, low in manufacturing cost and long in service life.
Description
Technical field
The present invention relates to a kind of aluminium foil mill equipment, particularly relate to a kind of aluminium foil mill working roll shaft coupling.
Background technology
At present, the aluminium foil mill that aluminium foil manufacturing enterprise uses, because working roll moves with aluminum foil thickness, therefore need to overcome decentraction problem between work roll shaft and point tooth case line shaft with shaft coupling, the axles between two work roll shafts of existing milling train and point tooth case are equipped with Hooks coupling universal coupling, Hooks coupling universal coupling quick abrasion, life-span under high rotating speed, large load condition are short, because wearing and tearing produce gap, cause unstable product quality, frequent stop production to overhaul more shaft coupling, causes heavy losses to manufacturing enterprise.In order to overcome the defect of Hooks coupling universal coupling, attempting adopting general gear coupling, because the slide block of high rotating speed, the large general gear coupling of load is worn very soon, causing rack barrel to wear and tear after having worn and torn, frequent stop production to overhaul.
Summary of the invention
Object of the present invention overcomes deficiency of the prior art exactly, provides a kind of durable aluminium foil mill working roll shaft coupling.
Object of the present invention adopts following technical measures to realize, a kind of aluminium foil mill working roll shaft coupling, comprise external gear, internal gear, inner gear housing, ball, it is characterized in that: the crest top land of external gear is dome shape, there are axis hole and keyway in the outer end of external gear, can be connected with power transmission shaft, and the inner face of external gear is dome shape, the inner face of external gear there is ball pit, in ball pit, have ball; Have internal gear in inner gear housing, internal gear engages with external gear, and the end face in inner gear housing is Internal Spherical Surface shape, has ball between the end face in the inner face of external gear and inner gear housing; There are axis hole and keyway in the outer face of inner gear housing, can be connected with point line shaft of tooth case or the axle of working roll.
According to above-described a kind of aluminium foil mill working roll shaft coupling, it is characterized in that: on the end face of ball pit in inner gear housing, have ball in ball pit, the outer face of external gear does not have ball pit.
According to above-described a kind of aluminium foil mill working roll shaft coupling, it is characterized in that: the quantity of ball be one and more than.
According to above-described a kind of aluminium foil mill working roll shaft coupling, it is characterized in that: the outer end of external gear is connected with axle, the outer end of inner gear housing is connected with axle.
The present invention's beneficial effect is compared to existing technology: eliminate shaft coupling frequent breakage problem in the past, ensure that product quality, avoid production suspension induced losses; Slide owing to have employed ball, shaft coupling noise reduces greatly, owing to not being afraid of wearing and tearing, the amplitude of accommodation of shaft coupling can strengthen, and can exceed the amplitude of accommodation of general gear coupling, and reduces by one group of gear than general gear coupling, cost is low by 1/2, and the life-span is long.
Accompanying drawing explanation
Fig. 1 is the partial structurtes schematic diagram of aluminium foil mill;
Fig. 2 is the installation site schematic diagram of existing aluminium foil mill working roll shaft coupling;
Fig. 3 is the structural representation of general gear coupling;
Fig. 4 is the installation site schematic diagram of aluminium foil mill working roll shaft coupling of the present invention;
Fig. 5 is the internal structure cross-sectional schematic of aluminium foil mill working roll shaft coupling embodiment 1 of the present invention;
Fig. 6 is the left view of Fig. 5;
Fig. 7 is Fig. 5 external gear sectional view;
Fig. 8 is the right view of Fig. 7;
Fig. 9 is the left view of Fig. 5 inner gear housing;
Figure 10 is the partial structurtes cross-sectional schematic of aluminium foil mill working roll shaft coupling embodiment 2 of the present invention;
Figure 11 is the partial sectional view of Figure 10 external gear;
Figure 12 is the right view of Figure 11;
Figure 13 is the left view of Figure 10 inner gear housing;
Figure 14 is the schematic diagram of aluminium foil mill working roll shaft coupling embodiment 3 of the present invention;
Figure 15 is the schematic diagram of aluminium foil mill working roll shaft coupling embodiment 5 of the present invention;
Figure 16 be aluminium foil mill working roll shaft coupling of the present invention with flange schematic diagram.
Icon illustrates:
1. backing roll; 2. working roll; 3. aluminium foil; 4. supporting roller bearing seat; 5. working roll bearing block; 6. point tooth case; 7. Hooks coupling universal coupling; 8. power transmission shaft; 9. slide block; 10. rack barrel; 12. external gears; 13. crest top lands; 14. axis holes; 15. keyways; The inner face of 16. external gears; 17. ball pits; 18. balls; 19. inner gear housings; 20. internal gears; End face in 21. inner gear housings; The outer face of 22. inner gear housings; 23. axles; 24. tooth covers; 25. toothholders; 26. flanges; 27. screws.
Detailed description of the invention
Fig. 1 is the partial structurtes schematic diagram of aluminium foil mill, and aluminium foil mill has two backing rolls 1 and two working rolls 2, and moved between two working rolls 2 by bundle aluminium foil 3, there is supporting roller bearing seat 4 at backing roll 1 two ends, and there is working roll bearing block 5 at working roll 2 two ends; Fig. 2 is the installation site schematic diagram of existing aluminium foil mill working roll shaft coupling, Fig. 2 is also the right view of Fig. 1, existing aluminium foil mill working roll shaft coupling adopts Hooks coupling universal coupling 7, Hooks coupling universal coupling 7 is arranged on the power transmission shaft 8 between the working roll of milling train and point tooth case 6, Hooks coupling universal coupling 7 quick abrasion, life-span under high rotating speed, large load condition are short, because wearing and tearing produce gap, cause unstable product quality, frequent stop production to overhaul more shaft coupling, causes heavy losses to manufacturing enterprise.In order to overcome the defect of Hooks coupling universal coupling, attempt adopting general gear coupling, Fig. 3 is the structural representation of general gear coupling, because high rotating speed, the large general gear coupling slide block 9 of load are worn very soon, cause rack barrel 10 to wear and tear after having worn and torn, cause stop production to overhaul.Slide block 9 creates larger noise in wear process, and with there being two groups of gears in general gear coupling, cost is higher.
Embodiment 1
Fig. 4 is the installation site schematic diagram of aluminium foil mill working roll shaft coupling of the present invention; Fig. 5 is the internal structure cross-sectional schematic of aluminium foil mill working roll shaft coupling embodiment 1 of the present invention; Fig. 6 is the left view of Fig. 5; Aluminium foil mill working roll shaft coupling of the present invention, comprises external gear 12, internal gear 20, inner gear housing 19, ball 18; Fig. 7 is Fig. 5 external gear sectional view, Fig. 8 is the right view of Fig. 7, the crest top land 13 of external gear 12 is dome shape, there are axis hole 14 and keyway 15 in the outer end of external gear 12, can be connected with power transmission shaft 8, the inner face 16 of external gear is dome shape, the inner face 16 of external gear has ball pit 17, has ball 18 in ball pit 17; Fig. 9 is the left view of Fig. 5 inner gear housing 19, has internal gear 20 in inner gear housing 19, and internal gear 20 engages with external gear 12, and the end face 21 in inner gear housing is Internal Spherical Surface shape, has ball 18 between the end face 21 in the inner face 16 of external gear and inner gear housing; There are axis hole 14 and keyway 15 in the outer face 22 of inner gear housing, can be connected with point line shaft of tooth case 6 or the axle of working roll 2.
The present invention does not have the slide block 9 of general gear coupling, and employing ball 15 realizes the slip between external gear and inner gear housing, greatly reduces wearing and tearing between the two, result of practical application shows, eliminate shaft coupling frequent breakage problem in the past, ensure that product quality, avoid production suspension induced losses; Slide owing to have employed ball 15, shaft coupling noise reduces greatly, owing to not being afraid of wearing and tearing, the amplitude of accommodation of shaft coupling can strengthen, and namely the radian of crest top land 13 sphere of external gear 12 can strengthen, and can exceed the amplitude of accommodation of general gear coupling, application is more extensive, and decrease one group of gear than general gear coupling, cost is low by 1/2, and the life-span is long.
Embodiment 2
Figure 10 is the partial structurtes cross-sectional schematic of aluminium foil mill working roll shaft coupling embodiment 2 of the present invention; Figure 11 is the partial sectional view of Figure 10 external gear; Figure 12 is the right view of Figure 11; Figure 13 is the left view of Figure 10 inner gear housing; Aluminium foil mill working roll shaft coupling according to embodiment 1, distinguishing characteristics is: the end face 21 in inner gear housing has six ball pits 17, have ball 18 in ball pit 17, and the outer face 16 of external gear does not have ball pit.
Embodiment 3
Figure 14 is the schematic diagram of aluminium foil mill working roll shaft coupling embodiment 3 of the present invention, is: the end face 21 in inner gear housing has a ball pit 17 with the difference of embodiment 2.
Same principle, the inner face 16 of the external gear described in embodiment 1 can have multiple ball pit 17.That is the embodiment of the present invention 1 and embodiment 2 place the quantity of ball 18 can be one and more than.
Embodiment 4
With reference to shown in Figure 10 and Figure 11, the present invention also comprises a kind of structure that outer end is connected with axle 23, the outer end 22 of inner gear housing is connected with axle 23 of external gear 12, and the present embodiment does not have axis hole, and axis hole is on ancillary equipment.Also can make external gear has on axis hole, inner gear housing and have axle, or external gear have shaft coupling axle, inner gear housing having axis hole.
Embodiment 5
Figure 15 is the schematic diagram of aluminium foil mill working roll shaft coupling embodiment 5 of the present invention, simple in order to process, inner gear housing is divided into tooth to overlap 24 and toothholder 25 two parts, and two parts weld or link together with screw, also flange 26 and screw 27 can be set as shown in figure 16, be connected by screw.
In order to oilgear and ball, oil filler point can be set on inner gear housing.
Claims (5)
1. an aluminium foil mill working roll shaft coupling, comprise external gear, internal gear, inner gear housing, ball, it is characterized in that: the crest top land of external gear is dome shape, there are axis hole and keyway in the outer end of external gear, can be connected with power transmission shaft, the inner face of external gear is dome shape, the inner face of external gear has ball pit, has ball in ball pit; Have internal gear in inner gear housing, internal gear engages with external gear, and the end face in inner gear housing is Internal Spherical Surface shape, has ball between the end face in the inner face of external gear and inner gear housing; There are axis hole and keyway in the outer face of inner gear housing, can be connected with point line shaft of tooth case or the axle of working roll.
2. a kind of aluminium foil mill working roll shaft coupling according to claim 1, it is characterized in that: on the end face of ball pit in inner gear housing, have ball in ball pit, the outer face of external gear does not have ball pit.
3. a kind of aluminium foil mill working roll shaft coupling according to any one of claim 1 or claim 2, is characterized in that: the quantity of ball be one and more than.
4. a kind of aluminium foil mill working roll shaft coupling according to any one of claim 1 or claim 2, it is characterized in that: the outer end of external gear is connected with axle, the outer end of inner gear housing is connected with axle.
5. a kind of aluminium foil mill working roll shaft coupling according to claim 3, it is characterized in that: the outer end of external gear is connected with axle, the outer end of inner gear housing is connected with axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510343380.3A CN104971945A (en) | 2015-06-19 | 2015-06-19 | Coupler for working rolls of aluminium foil mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510343380.3A CN104971945A (en) | 2015-06-19 | 2015-06-19 | Coupler for working rolls of aluminium foil mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104971945A true CN104971945A (en) | 2015-10-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510343380.3A Pending CN104971945A (en) | 2015-06-19 | 2015-06-19 | Coupler for working rolls of aluminium foil mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104971945A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108655844A (en) * | 2017-03-30 | 2018-10-16 | 江苏大亚铝业有限公司 | Grinding wheel roll climb-cut grinding device and application method |
-
2015
- 2015-06-19 CN CN201510343380.3A patent/CN104971945A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108655844A (en) * | 2017-03-30 | 2018-10-16 | 江苏大亚铝业有限公司 | Grinding wheel roll climb-cut grinding device and application method |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151014 |