CN202290761U - Compact electromagnetic clutch device in electric screw down mechanism of rolling mill - Google Patents
Compact electromagnetic clutch device in electric screw down mechanism of rolling mill Download PDFInfo
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- CN202290761U CN202290761U CN2011203542901U CN201120354290U CN202290761U CN 202290761 U CN202290761 U CN 202290761U CN 2011203542901 U CN2011203542901 U CN 2011203542901U CN 201120354290 U CN201120354290 U CN 201120354290U CN 202290761 U CN202290761 U CN 202290761U
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- electromagnetic clutch
- jackshaft
- coupler
- clutch device
- compact
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Abstract
The utility model provides a compact electromagnetic clutch device in an electric screw down mechanism of a rolling mill. The compact electromagnetic clutch device comprises an intermediate shaft, half coupling, an electromagnetic clutch, an inner gear ring and an outer gear shaft sleeve, wherein the half coupling, the electromagnetic clutch, the inner gear ring and the outer gear shaft sleeve are arranged on two sides of the intermediate shaft; the electromagnetic clutch is installed on the intermediate shaft by an electromagnetic clutch key; the half coupling is installed on a driving shaft by a half coupling key; the half coupling on the fixed side of the electromagnetic clutch is fixedly connected with the intermediate shaft; the movable side of the electromagnetic clutch is connected with the inner gear ring; the inner gear ring is supported on the intermediate shaft by a bearing; and the inner gear ring and the outer gear shaft sleeve are connected by a tooth form. The inner gear ring and the outer gear shaft sleeve can be favorably combined. When the electromagnetic clutch is separated, the inner gear ring and the outer gear shaft sleeve can be supported and positioned by the intermediate shaft, thus the electromagnetic clutch can be conveniently installed, overhauled and maintained. The compact electromagnetic clutch device has the advantages of simple structure, high production efficiency and the like and is convenient to maintain.
Description
Technical field
The utility model belongs to compact electromagnetic clutch device apparatus field, especially relates to the compact electromagnetic clutch device in the electronic screw-down of a kind of milling train.
Background technology
Hot-strip is widely used owing to showing good performance in fields such as civil buildings, industrial building, bridge construction, petroleum industry, skyscraper, subterranean railway and mine working and Industrial Steel structural members.Along with China's rapid development of economy, the output and the quality requirement of band steel grow with each passing day, and to producing the rolling mill of being with steel to use higher requirement are arranged; In the mm finishing mill unit of mill coil and medium-width strip production line, four high finishing mill is widely used, and is used for mill product; And in four-high mill, generally using electronic screw-down that rolling roll gap is adjusted, traditional screw-down meta respectively is provided with one and depresses motor at the electromagnetic clutch device two ends; Along with the raising that rolling mill is required; Speed, accuracy to the roll gap adjustment require also improving, and have therefore also proposed requirements at the higher level to depressing motor, comprise its power, speed, dynamic response rate etc.; Therefore the volume of motor, size increase, original electromagnetic clutch device since installation and maintenance inconvenience and volume can not meet the demands greatly.
Summary of the invention
The problem that the utility model will solve provides the compact electromagnetic clutch device in a kind of compact conformation, reliable operation, the electronic screw-down of milling train convenient for installation and maintenance, especially is fit to the electronic screw-down of hot rolling four roll strip milling trains.
For solving the problems of the technologies described above; The technical scheme that the utility model adopts is: the compact electromagnetic clutch device in the electronic screw-down of milling train; Comprise half a coupler, electromagnetic clutch, ring gear, external tooth axle sleeve that jackshaft, jackshaft both sides are equipped with, electromagnetic clutch is installed on the jackshaft through the electromagnetic clutch key, and half a coupler is installed on the driving shaft through the half a coupler key; The half a coupler of electromagnetic clutch fixation side is fixedly connected with jackshaft; The electromagnetic clutch active side is connected with ring gear, and on jackshaft, ring gear is connected through profile of tooth with the external tooth axle sleeve ring gear through bearings.
Further, said electromagnetic clutch is the EKE electromagnetic clutch.
Further, said external tooth axle sleeve is a Y formula external tooth axle sleeve, is equipped with sealing ring between Y formula external tooth axle sleeve and the seal cover.
Further, said electromagnetic clutch active side is connected through bolt with ring gear, and the half a coupler of electromagnetic clutch fixation side is connected through bolt with jackshaft, and is provided with packing ring between half a coupler and the bolt.
Further, the end face that is in contact with one another at said half a coupler and jackshaft is respectively equipped with spill limited bayonet and convex limited bayonet.
Further, be connected with seal cover through screw, the space arranged between seal cover and the external tooth axle sleeve and sealing ring is housed between the two in the ring gear outside.
Further, said jackshaft is positioned on the end face of electromagnetic clutch active side and is connected with back-up ring through screw.
Advantage and the good effect that the utlity model has are: owing to adopt technique scheme; The utility model during operation; Can well combine between ring gear and the external tooth axle sleeve, after electromagnetic clutch was thrown off, ring gear and external tooth axle sleeve can be supported by jackshaft and locate; Because the active side of electromagnetic clutch is connected through bolt with ring gear; And the half a coupler space jackshaft of electromagnetic clutch fixation side also is to connect through bolt; Can install, overhaul, safeguard electromagnetic clutch easily; Have simple in structure, easy to maintenance, the production efficiency advantages of higher.
Description of drawings
Fig. 1 is the simple structure sketch map of the compact electromagnetic clutch device in the electronic screw-down of the milling train of the utility model
Among the figure: 1, half shaft coupling key; 2, half a coupler; 3, jackshaft; 4, EKE electromagnetic clutch; 5, bearing; 6, ring gear; 7, Y formula external tooth axle sleeve; 8, seal cover; 9, sealing ring; 10, back-up ring; 11, electromagnetic clutch key; 12, packing ring; 13, driving shaft
The specific embodiment
As shown in Figure 1; Compact electromagnetic clutch device in the electronic screw-down of a kind of milling train of the utility model; Comprise half a coupler 2, electromagnetic clutch, ring gear 6, external tooth axle sleeve that jackshaft 3, jackshaft 3 both sides are equipped with; Electromagnetic clutch is installed on the jackshaft 3 through electromagnetic clutch key 11, and half a coupler 2 is installed on the jackshaft 3 through half a coupler key 1, and the half a coupler 2 of electromagnetic clutch fixation side and jackshaft 3 are connected through bolt; Electromagnetic clutch active side and ring gear 6 are connected through bolt, and are provided with packing ring 12 between half a coupler 2 and the bolt.Ring gear 6 is supported on the jackshaft 3 through bearing 5, and ring gear 6 is connected through profile of tooth with the external tooth axle sleeve.On the inner side end of half a coupler 2 and jackshaft 3, be processed with cancavo-convex positioning spigot, its effect is accurate centering when half a coupler 2 is connected with jackshaft 3, with the stationarity that increases whole device running
In order further to optimize the performance of the utility model, said electromagnetic clutch adopts EKE electromagnetic clutch 4.Said external tooth axle sleeve is a Y formula external tooth axle sleeve 7, is equipped with sealing ring 9 between Y formula external tooth axle sleeve 7 and the seal cover 8.Seal cover 8 is connected in ring gear 6 outsides through screw; Seal cover 8 and 7 on Y formula external tooth axle sleeve are gapped; Make ring gear 6 and Y formula external tooth axle sleeve 7 to relatively move, sealing ring 9 is housed, be filled with lubricating oil in seal cover 8 inboards at seal cover 8 and 7 on Y formula external tooth axle sleeve; Profile of tooth is lubricated, and the effect of seal cover 8 and sealing ring 9 is that lubricating oil is not leaked.Back-up ring 10 usefulness screws are connected the end face of jackshaft 3, and the effect of back-up ring 10 is inner rings of pushing down bearing 5, and bearing correctly is positioned on the jackshaft 3.
The installing/dismounting process of this instance: when dismantling; Earlier the bolt between electromagnetic clutch active side and the ring gear 6 is dismantled, then ring gear 6 is moved right, jackshaft 3 and EKE electromagnetic clutch are exposed; Then the half a coupler 2 of electromagnetic clutch fixation side and the bolt between the jackshaft 3 are dismantled; Jackshaft 3 and EKE electromagnetic clutch 5 are moved to right, positioning spigot is deviate from, can EKE electromagnetic clutch 5 be taken out together with jackshaft 3.Installation process and said process are opposite.
More than the embodiment of the utility model is specified, but said content is merely the preferred embodiment of the utility model, can not be considered to be used to limit the practical range of the utility model.All equalizations of doing according to the utility model application range change and improve etc., all should still belong within the patent covering scope of the utility model.
Claims (7)
1. the compact electromagnetic clutch device in the electronic screw-down of milling train; It is characterized in that: comprise half a coupler (2), electromagnetic clutch, ring gear (6), external tooth axle sleeve, driving shaft that jackshaft (3), jackshaft (3) both sides are equipped with; Electromagnetic clutch is installed on the jackshaft (3) through electromagnetic clutch key (11); Half a coupler (2) is installed on the driving shaft (13) through half a coupler key (1), and the half a coupler of electromagnetic clutch fixation side (2) is fixedly connected with jackshaft (3), and the electromagnetic clutch active side is connected with ring gear (6); Ring gear (6) is supported on the jackshaft (3) through bearing (5), and ring gear (6) is connected through profile of tooth with the external tooth axle sleeve.
2. the compact electromagnetic clutch device in the electronic screw-down of milling train according to claim 1 is characterized in that: said electromagnetic clutch is EKE electromagnetic clutch (4).
3. the compact electromagnetic clutch device in the electronic screw-down of milling train according to claim 1 is characterized in that: said external tooth axle sleeve is a Y formula external tooth axle sleeve (7).
4. the compact electromagnetic clutch device in the electronic screw-down of milling train according to claim 1; It is characterized in that: said electromagnetic clutch active side is connected through bolt with ring gear (6); The half a coupler of electromagnetic clutch fixation side (2) is connected through bolt with jackshaft (3), and is provided with packing ring (12) between half a coupler (2) and the bolt.
5. the compact electromagnetic clutch device in the electronic screw-down of milling train according to claim 1 is characterized in that: the end face that is in contact with one another at said half a coupler (2) and jackshaft (3) is respectively equipped with spill limited bayonet and convex limited bayonet.
6. the compact electromagnetic clutch device in the electronic screw-down of milling train according to claim 1; It is characterized in that: be connected with seal cover (8) in ring gear (6) outside through screw, the space arranged between seal cover (8) and the external tooth axle sleeve and sealing ring (9) is housed between the two.
7. the compact electromagnetic clutch device in the electronic screw-down of milling train according to claim 1 is characterized in that: said jackshaft (3) is positioned on the end face of electromagnetic clutch active side and is connected with back-up ring (10) through screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203542901U CN202290761U (en) | 2011-09-21 | 2011-09-21 | Compact electromagnetic clutch device in electric screw down mechanism of rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203542901U CN202290761U (en) | 2011-09-21 | 2011-09-21 | Compact electromagnetic clutch device in electric screw down mechanism of rolling mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202290761U true CN202290761U (en) | 2012-07-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203542901U Expired - Fee Related CN202290761U (en) | 2011-09-21 | 2011-09-21 | Compact electromagnetic clutch device in electric screw down mechanism of rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202290761U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105598177A (en) * | 2015-12-24 | 2016-05-25 | 四川德胜集团钒钛有限公司 | Bracket device of universal spindle |
-
2011
- 2011-09-21 CN CN2011203542901U patent/CN202290761U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105598177A (en) * | 2015-12-24 | 2016-05-25 | 四川德胜集团钒钛有限公司 | Bracket device of universal spindle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20130921 |