CN213763483U - Integral through-shaft type coiler mandrel - Google Patents
Integral through-shaft type coiler mandrel Download PDFInfo
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- CN213763483U CN213763483U CN202022204951.4U CN202022204951U CN213763483U CN 213763483 U CN213763483 U CN 213763483U CN 202022204951 U CN202022204951 U CN 202022204951U CN 213763483 U CN213763483 U CN 213763483U
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Abstract
The utility model discloses a whole through-shaft type coiler mandrel. The device comprises a transmission hollow shaft, a main shaft, a sector plate, a supporting head, a supporting bearing mechanism and an expansion and contraction oil cylinder; the front end of the transmission hollow shaft is provided with a main shaft, the outer surface of the main shaft is of a step-shaped structure, the fan-shaped plate is slidably sleeved on the main shaft, and the inner wall structure of the fan-shaped plate is matched with the outer surface of the main shaft; the front end of the main shaft is sleeved with a supporting head, and a supporting bearing mechanism is arranged on the supporting head; and an expansion and contraction oil cylinder is arranged in the transmission hollow shaft, and the output end of the expansion and contraction oil cylinder is connected with the tail end of the main shaft. The utility model discloses the main shaft is made through the integrated into one piece technology, supports the main shaft through the support head, has improved the intensity of main shaft, has guaranteed the normal work of main shaft, has guaranteed the normal clear of production.
Description
The technical field is as follows:
the utility model belongs to the technical field of steel plant pickling line equipment, in particular to whole through-shaft type coiler mandrel.
Background art:
the continuous production unit of the cold rolling steel plant is provided with a device called a coiler, wherein the coiler is positioned at the tail end of the unit and is used for coiling the processed strip steel into a coil shape, and the coiler can be used for uncoiling of a subsequent process unit, convenient transportation and the like.
The tail end of the continuous pickling line is also provided with a tension coiler, and because the pickled strip steel is thick and wide in plate width, in order to coil the strip steel orderly and prevent the coil from loosening and collapsing, a coiling tension is required to be applied to a coiling machine reel.
The coiling machine of the pickling line has large tension, the steel coil is heavy, and the design and manufacturing precision errors are added, so that the main shaft of the coiling drum frequently shakes in the operation process, the main shaft is subjected to large shearing force, and the main shaft can be broken in the high-load continuous production process, so that the equipment is stopped, and the production is suspended.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.
The utility model has the following contents:
an object of the utility model is to provide a whole through-shaft type coiler mandrel to overcome the defect among the above-mentioned prior art.
In order to achieve the above object, the utility model provides a whole through-shaft type coiler mandrel, include: the device comprises a transmission hollow shaft, a main shaft, a sector plate, a supporting head, a supporting bearing mechanism and an expansion and contraction oil cylinder; the front end of the transmission hollow shaft is provided with a main shaft, the outer surface of the main shaft is of a step-shaped structure, the fan-shaped plate is slidably sleeved on the main shaft, and the inner wall structure of the fan-shaped plate is matched with the outer surface of the main shaft; the front end of the main shaft is sleeved with a supporting head, and a supporting bearing mechanism is arranged on the supporting head; and an expansion and contraction oil cylinder is arranged in the transmission hollow shaft, and the output end of the expansion and contraction oil cylinder is connected with the tail end of the main shaft.
Preferably, in the technical scheme, the main shaft is integrally forged and manufactured by adopting high-strength steel.
Preferably, in the technical scheme, the outer surface of the spindle and the inner wall of the sector plate are manufactured by matched grinding.
Preferably, in the technical scheme, the supporting bearing mechanism comprises a supporting bearing, a bearing end cover and a bearing pressing plate, the supporting head is internally provided with the supporting bearing, the front end of the main shaft is fixed in the supporting head through the supporting bearing, and the two ends of the supporting head are respectively provided with the bearing end cover and the bearing pressing plate.
Compared with the prior art, the utility model discloses following beneficial effect has:
the main shaft is manufactured through an integral forming process, and the main shaft is supported through the supporting head, so that the strength of the main shaft is improved, the normal work of the main shaft is ensured, and the normal operation of production is ensured.
Description of the drawings:
FIG. 1 is a schematic view of the structure of the whole through-shaft coiler mandrel of the present invention;
the reference signs are: 1-a transmission hollow shaft, 2-a main shaft, 3-a sector plate, 4-a supporting head, 5-a collapsible oil cylinder, 6-a supporting bearing, 7-a bearing end cover and 8-a bearing pressing plate.
The specific implementation mode is as follows:
the following detailed description of the embodiments of the present invention is provided, but it should be understood that the scope of the present invention is not limited by the embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
Example 1
As shown in fig. 1, an integral through-shaft coiler mandrel comprises a transmission hollow shaft 1, a main shaft 2, a sector plate 3, a support head 4, a support bearing mechanism and a collapsible oil cylinder 5; the transmission hollow shaft 1 is arranged on the speed reducer, so that the stability of the winding drum is ensured. The front end of the transmission hollow shaft 1 is provided with a main shaft 2, the main shaft 2 is integrally forged and pressed by high-strength steel, the strength of the main shaft 2 is improved, the outer surface of the main shaft 2 is of a step-shaped structure, the sector plate 3 is slidably sleeved on the main shaft 2, and the inner wall structure of the sector plate 3 is matched and ground with the outer surface of the main shaft 2; the front end of the main shaft 2 is sleeved with a supporting head 4, a supporting bearing mechanism is arranged on the supporting head 4 and comprises a supporting bearing 6, a bearing end cover 7 and a bearing pressing plate 8, the supporting bearing 6 is arranged in the supporting head 4, the front end of the main shaft 2 is fixed in the supporting head 4 through the supporting bearing 6, the bearing end cover 7 and the bearing pressing plate 8 are arranged at two ends of the supporting head 4 respectively, and the strength of the main shaft 2 is improved; an expansion and contraction oil cylinder 5 is arranged in the transmission hollow shaft 1, and the output end of the expansion and contraction oil cylinder 5 is connected with the tail end of the main shaft 2.
When the coiling block of the coiling machine rotates to work, the transmission hollow shaft 1 rotates to drive the main shaft 2 to rotate, the expansion and contraction oil cylinder 5 is started, the output end of the expansion and contraction oil cylinder 5 extends forwards to push the main shaft 2 forwards, the sector plate 3 slides on the main shaft 2, the main shaft 2 expands the sector plate 3, the diameter of the coiling block is expanded, and the coiling tension is increased. The high-strength main shaft 2 ensures normal work and normal production.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (4)
1. The utility model provides an integral through-shaft type coiler mandrel which characterized in that: the device comprises a transmission hollow shaft, a main shaft, a sector plate, a supporting head, a supporting bearing mechanism and an expansion and contraction oil cylinder; the front end of the transmission hollow shaft is provided with a main shaft, the outer surface of the main shaft is of a step-shaped structure, the fan-shaped plate is slidably sleeved on the main shaft, and the inner wall structure of the fan-shaped plate is matched with the outer surface of the main shaft; the front end of the main shaft is sleeved with a supporting head, and a supporting bearing mechanism is arranged on the supporting head; and an expansion and contraction oil cylinder is arranged in the transmission hollow shaft, and the output end of the expansion and contraction oil cylinder is connected with the tail end of the main shaft.
2. The integral full spool coiler drum according to claim 1, wherein: the main shaft is made of high-strength steel by integral forging.
3. The integral full spool coiler drum according to claim 1, wherein: the outer surface of the main shaft and the inner wall of the sector plate are made by matching and grinding.
4. The integral full spool coiler drum according to claim 1, wherein: the supporting bearing mechanism comprises a supporting bearing, a bearing end cover and a bearing pressing plate, the supporting bearing is arranged in the supporting head, the front end of the main shaft is fixed in the supporting head through the supporting bearing, and the bearing end cover and the bearing pressing plate are arranged at the two ends of the supporting head respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022204951.4U CN213763483U (en) | 2020-09-30 | 2020-09-30 | Integral through-shaft type coiler mandrel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022204951.4U CN213763483U (en) | 2020-09-30 | 2020-09-30 | Integral through-shaft type coiler mandrel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213763483U true CN213763483U (en) | 2021-07-23 |
Family
ID=76907425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022204951.4U Active CN213763483U (en) | 2020-09-30 | 2020-09-30 | Integral through-shaft type coiler mandrel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213763483U (en) |
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2020
- 2020-09-30 CN CN202022204951.4U patent/CN213763483U/en active Active
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