CN219448706U - Winding device for winding large tube cores of sheets - Google Patents
Winding device for winding large tube cores of sheets Download PDFInfo
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- CN219448706U CN219448706U CN202320187756.6U CN202320187756U CN219448706U CN 219448706 U CN219448706 U CN 219448706U CN 202320187756 U CN202320187756 U CN 202320187756U CN 219448706 U CN219448706 U CN 219448706U
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Abstract
The utility model relates to a winding device for winding a large tube core of a sheet material, which comprises an air expansion shaft, wherein the air expansion shaft is provided with a shaft body, a shell and an expansion tube, a key body which can extend out of the shell is arranged in the shell, an inner sleeve body is movably sleeved outside the shell, an outer expansion tube is sleeved outside the inner sleeve body, a shaft sleeve is sleeved outside the outer expansion tube, the inner sleeve body is connected with the shaft sleeve, a plurality of extending holes which are distributed along the axial direction of the shaft sleeve are formed in the shaft sleeve, key bars which can extend out of the shaft sleeve are arranged in the extending holes, an inflation structure is arranged on the outer side wall of the shaft sleeve, and the inflation structure is communicated with the outer expansion tube. Compared with the prior art, the rolling of the large-diameter tube core can be realized by only installing the inner sleeve body, the shaft sleeve and the outer expansion tube with the hollow structure outside the air expansion shaft, the air expansion shaft with the large diameter is not required to be manufactured independently, the whole body weight of the hollow inner sleeve body and the whole body weight of the shaft sleeve are lighter, the hoisting is easy, the inner sleeve body is directly disassembled when the large-diameter rolling is not required, the operation is convenient, and the cost is lower.
Description
Technical Field
The utility model relates to a winding device, in particular to a winding device for winding a large tube core of a sheet.
Background
As is well known, most parts for sheet rolling adopt an inflatable shaft, the inflatable shaft has a structure like an inflatable shaft with a replaceable key body, which is disclosed in patent 2017214696440 of China, and comprises a shaft body and a shell sleeved outside the shaft body, wherein the shell is connected with the shaft body, an inflatable rubber tube is arranged in the shell, an inflatable port communicated with the inflatable rubber tube is arranged at the end part of the shell, a key groove is arranged on the shell, the key body is arranged in the key groove, when the inflatable rubber tube is inflated under high pressure during application, part of the key body is punched out of the shell outwards by inflation of the inflatable rubber tube, the key body is matched with the key groove of a winding core, the winding core is fixed on the inflatable shaft, so that the winding core is wound, the inflatable rubber tube is deflated, the key body is retracted back into the shell, and the winding core can be easily separated from the shell, and the winding operation is completed.
However, because the shaft body is of a solid structure, the whole weight is heavy, the diameter of the shaft body can be 160mm at most, and the diameter of the shaft body is as large as 4 meters, if the diameter of the shaft body is larger, the whole weight of the shaft body is extremely heavy, and the shaft body cannot be lifted, so that the large-diameter winding cannot be completed, and the cost is increased by independently manufacturing the shaft body with the large diameter.
In view of the above, the present inventors have conducted intensive studies on the above problems, and have resulted from the present utility model.
Disclosure of Invention
The utility model aims to provide a winding device for winding a large tube core of a sheet material, which solves the problems that the existing winding device cannot realize large-diameter winding and is high in cost.
In order to achieve the above object, the solution of the present utility model is as follows:
a winding device for winding a large tube core of a sheet material comprises an air expansion shaft, wherein the air expansion shaft is provided with a shaft body, a shell body arranged outside the shaft body and an expansion tube arranged in the shell body, a key body capable of extending out of the shell body is arranged in the shell body, an inner sleeve body is arranged on an outer movable sleeve of the shell body, an outer expansion tube is sleeved outside the inner sleeve body, a shaft sleeve is sleeved outside the outer expansion tube, the inner sleeve body is connected with the shaft sleeve together, a plurality of extending holes distributed along the axial direction of the shaft sleeve are formed in the shaft sleeve, key bars capable of extending out of the shaft sleeve are arranged in the extending holes, an inflatable structure is arranged on the outer side wall of the shaft sleeve, and the inflatable structure is communicated with the outer expansion tube.
The shaft sleeve is provided with a first section body, a second section body and a connecting section positioned between the first section body and the second section body, the first section body, the second section body and the connecting section are integrally formed and are communicated, the inner diameter of the first section body is identical to that of the second section body, the inner diameter of the connecting section is smaller than that of the first section body, an inflation groove is concavely formed in the outer side wall of the connecting section, an inflation nozzle of which the air outlet extends into the shaft sleeve is arranged in the inflation groove, the inflation nozzle is communicated with an outer inflation tube, and the inflation nozzle and the inflation groove form an inflation structure.
The end face of the first section body, which is away from the connecting section, is convexly provided with a first closed annular sleeve ring, and the end face of the second section body, which is away from the connecting section, is convexly provided with a second closed annular sleeve ring.
The outer diameter of the first closed loop tightening ring is matched with the inner diameter of the second closed loop tightening ring.
The outer diameter of the second closed loop tightening ring is matched with the inner diameter of the first closed loop tightening ring.
The outer diameter of the shaft sleeve is 200-250mm.
The inflation groove is a closed-loop groove, and the outer side walls of the end parts of the two axial ends of the first section body and the outer side walls of the end parts of the two axial ends of the second section body are both convexly provided with baffle rings.
The inner sleeve body is provided with a plurality of inner sleeve bodies, each inner sleeve body is circumferentially distributed along the circumferential direction of the shell at intervals, the shaft sleeve and the outer expansion pipe are correspondingly provided with a plurality of inner sleeve bodies, and each shaft sleeve, each outer expansion pipe and each inner sleeve body are arranged in one-to-one correspondence.
After the technical scheme is adopted, when the winding device for winding the large tube core of the sheet material is used, if the winding device is required to be used for winding with a large diameter, the winding device is sleeved outside the shaft sleeve, the air expansion shaft is started, the expansion tube is expanded, the key body moves upwards and is propped against the inner sleeve body, the outer expansion tube is also expanded, the expansion of the outer expansion tube outwards ejects the key strip and is propped against the winding device, so that the winding device can rotate and wind the winding device, and after the winding device is used for winding, the outer expansion tube is deflated, so that the winding device can be separated from the shaft sleeve; when the winding machine is required to be used for winding with a small diameter, the inner sleeve body is directly removed from the shell. Compared with the prior art, the novel winding device for winding the large tube core of the sheet material only needs to install the inner sleeve body, the shaft sleeve and the outer expansion tube of the hollow structure outside the air expansion shaft when the large tube core is used for winding, the winding of the large tube core can be realized, the air expansion shaft with the large diameter is not required to be manufactured independently, the hollow inner sleeve body and the whole shaft sleeve are lighter in weight and easy to hoist, the inner sleeve body is not required to be directly dismounted when the large tube core is wound, the operation is convenient, the air expansion shaft with the large diameter is not required to be processed independently, the cost is low, in addition, the air inflation structure is arranged on the side wall of the shaft sleeve, and a plurality of inner sleeve bodies can be inflated when being installed on a shell together.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of another embodiment of the present utility model;
fig. 3 is a schematic structural view of a shaft sleeve according to the present utility model.
Detailed Description
In order to further explain the technical scheme of the utility model, the utility model is explained in detail by specific examples.
The utility model relates to a winding device for winding a large tube core of a sheet material, which is shown in figures 1-3, and comprises an inflatable shaft, wherein the inflatable shaft is provided with a shaft body 1 and a shell 2, the shell 2 is sleeved outside the shaft body 1, the shaft body 1 is connected with the shell 2, an expansion tube (not shown in the figure) and a key body (not shown in the figure) are arranged in the shell 2, the expansion tube is sleeved outside the shaft body 1, a plurality of strip-shaped holes extending along the length direction of the shaft body 1 are formed in the outer side wall of the shell 2, the key body is correspondingly in a strip-shaped structure, the key body is embedded in the strip-shaped holes, one side of the key body facing the expansion tube is in contact with the expansion tube or is positioned in the shell, an inflation port (not shown in the figure) communicated with the expansion tube is arranged on the end face of the shell 2, and when the inflation tube is inflated, the expansion tube expands to enable part of the key body to move outwards. In the present utility model, the balloon shaft is of a known structure, which is not an improvement of the present application, and the maximum outer diameter thereof is 160mm, and will not be repeated here.
The innovation of the novel device is that: the winding device further comprises an inner sleeve body (not shown in the figure), the inner sleeve body is a hollow shell body extending along the length direction of the shell body 2, the inner sleeve body is sleeved outside the shell body 2, the length of the inner sleeve body is shorter than or equal to that of the shell body 2, an outer expansion pipe (not shown in the figure) is sleeved outside the inner sleeve body, a shaft sleeve 3 is sleeved outside the outer expansion pipe, the inner sleeve body is connected with the shaft sleeve 3, the inner sleeve body and the shaft sleeve 3 can be connected in a locking mode or can be connected through a connecting piece, if locked, the end faces of the shaft sleeve 3 are of a closed structure, locking holes for the shell body 2 to penetrate are formed in the end faces of the two ends of the shaft sleeve 3, the end faces of the shaft sleeve 3 and the end faces of the inner sleeve body are connected together through locking bolts, a plurality of extending holes 300 distributed along the axial direction of the shaft sleeve are formed in the shaft sleeve 3, key bars (not shown in the drawing) which can extend out of the shaft sleeve are the same as key bars of the conventional air expansion shaft, the key bars and the outer expansion pipe are matched in a structure of the air expansion shaft, if the structure is no longer arranged, and the outer side of the shaft sleeve 3 is provided with a complex inflation structure, and the outer inflation structure is communicated with the outer inflation pipe.
Preferably, the outer diameter of the sleeve 3 is 200-250mm, the sleeve 3 is provided with a first section 31, a second section 32 and a connecting section 33 between the first section 31 and the second section 32, the first section 31 and the second section 32 are integrally formed and communicated with the connecting section 33, the inner diameter of the first section 31 is the same as the inner diameter of the second section 32, the inner diameter of the connecting section 33 is smaller than the inner diameter of the first section, an air charging groove 301 is concavely arranged on the outer side wall of the connecting section 33, an air charging nozzle 4 with an air outlet extending into the shaft body is arranged in the air charging groove 301, and the air charging nozzle 4 is communicated with an external expansion pipe. In the utility model, the charging connector 4 adopts to be the charging connector of current well-known, tired here again, and this charging connector 4 is also well-known with the connection installation of outer expansion pipe, can make things convenient for the installation of charging connector 4 through the wall thickness of linkage segment 33 during the installation, makes charging connector 4 get hidden, can not reveal in axle sleeve 3 and cause damage or influence the rolling.
According to the winding device for winding the large tube core of the sheet, the inner sleeve body, the outer expansion tube and the shaft sleeve are locked together through the shaft sleeve 3, so that the inner sleeve body, the outer expansion tube and the shaft sleeve are equivalent to an expansion tube structure with a hollow structure, when the winding device is used, if the winding device is used for winding a large-diameter winding core, the winding core is sleeved outside the shaft sleeve 3, the whole inner sleeve body is sleeved outside the shell 2, when the winding device is used, the air expansion shaft is started, namely the expansion tube is inflated, the key body moves outwards to extend out of the shell 2, so that the key body is propped against the inner sleeve body, the inner sleeve body cannot axially translate and rotate, the outer expansion tube correspondingly inflates through the inflation nozzle 4, the key strip moves outwards to extend out of the shaft sleeve 3, the key strip is propped against the winding core, and the winding core is fixed, otherwise, the outer expansion tube is deflated, separation of the winding core and the shaft sleeve 3 can be realized, and the winding core can be taken out on the shaft sleeve. Compared with the prior art, the novel winding device for winding the large tube core of the sheet material uses the independently arranged inner sleeve body, the shaft sleeve and the outer expansion tube to directly realize large-diameter winding on the original air expansion shaft, the outer diameters of the shaft body and the shell of the whole original air expansion shaft are not required to be enlarged, the inner sleeve body is of a hollow structure, the whole weight of the whole air expansion shaft cannot be excessively increased after being sleeved with the inner sleeve body, the hoisting requirement can be met, the inner sleeve body is not required to be directly dismounted when the large-diameter winding is not required, the whole air expansion shaft with the large diameter is not required to be independently processed, the cost is low, the whole dismounting operation is simple, and finally, the air inflation structure is arranged on the side wall of the shaft sleeve, so that a plurality of inner sleeve bodies can be inflated when being jointly mounted on the shell for use, and the operation is convenient; in addition, the arrangement of the first section body and the second section body enables the shaft sleeve to be capable of simultaneously winding the two rolls of the sheet body, and winding efficiency is high.
The utility model discloses in, interior sleeve body is provided with a plurality of, and each interior sleeve body is along the circumference interval of casing 2 around the distribution, and axle sleeve 3 and outer expansion pipe are provided with a plurality of respectively, and each axle sleeve, each outer expansion pipe and each interior sleeve body one-to-one set up, but each axle sleeve 3 interval arrangement also closely laminating is arranged, the utility model discloses a coiling mechanism need not whole casing outer cloth axle sleeve when using, adapts to the number of installation axle sleeve according to actual rolling volume.
Still preferably, the end surface of the first section 31 facing away from the connecting section is provided with a first closed loop tightening ring 311 in a protruding manner, the end surface of the second section 32 facing away from the connecting section is provided with a second closed loop tightening ring 321 in a protruding manner, the outer diameter of the first closed loop tightening ring 311 is the same as that of the second closed loop tightening ring, when the first closed loop tightening ring and the second closed loop tightening ring are used for enabling the adjacent two shaft sleeves 3 to be sleeved outside the shaft body 1, the first closed loop tightening ring and the second closed loop tightening ring of one shaft sleeve are in close fit with each other, the installation between the two shaft sleeves is increased firmly, the two shaft sleeves can not axially move and can also keep a certain distance, and the rolling operation of each roll of the sheet material is utilized.
Still preferably, the outer diameter of the first closed loop tightening ring is matched with the inner diameter of the second closed loop tightening ring, or the outer diameter of the second closed loop tightening ring is matched with the inner diameter of the first closed loop tightening ring, so that the two shaft sleeves can be screwed into a whole when being closely arranged, and the winding device is suitable for winding with large width and large diameter.
In the utility model, the recess that aerifys is closed-loop shape recess, utilizes closed-loop shape recess can be with the hand operation to the charging connector of stretching into the inslot, the equal protruding backing ring (not shown in the figure) that is equipped with of axial both ends tip lateral wall of the first section body and the axial both ends tip lateral wall of the second section body, can play the effect of leaning on the position to the sheet of rolling up the core on the axle sleeve with this backing ring.
The above embodiments and drawings are not intended to limit the structure of the present utility model, and any appropriate changes or modifications made thereto by those skilled in the art should be construed as not departing from the scope of the present utility model.
Claims (8)
1. A coiling mechanism for rolling of big tube core of sheet, includes the physiosis axle, and the physiosis axle has the axis body, locates the external casing of axis and locates the expansion pipe in the casing, is equipped with the key body that can stretch out outside the casing in the casing, its characterized in that: the shell is movably sleeved with an inner sleeve body, an outer expansion pipe is sleeved outside the inner sleeve body, a shaft sleeve is sleeved outside the outer expansion pipe, the inner sleeve body is connected with the shaft sleeve, a plurality of extending holes distributed along the axial direction of the shaft sleeve are formed in the shaft sleeve, key bars capable of extending out of the shaft sleeve are arranged in the extending holes, an inflation structure is arranged on the outer side wall of the shaft sleeve, and the inflation structure is communicated with the outer expansion pipe.
2. A wind-up device for rolling up large tube cores of sheet material according to claim 1, wherein: the shaft sleeve is provided with a first section body, a second section body and a connecting section positioned between the first section body and the second section body, the first section body, the second section body and the connecting section are integrally formed and are communicated, the inner diameter of the first section body is identical to that of the second section body, the inner diameter of the connecting section is smaller than that of the first section body, an inflation groove is concavely formed in the outer side wall of the connecting section, an inflation nozzle of which the air outlet extends into the shaft sleeve is arranged in the inflation groove, the inflation nozzle is communicated with an outer inflation tube, and the inflation nozzle and the inflation groove form an inflation structure.
3. A wind-up device for rolling up large tube cores of sheet material according to claim 2, wherein: the end face of the first section body, which is away from the connecting section, is convexly provided with a first closed annular sleeve ring, and the end face of the second section body, which is away from the connecting section, is convexly provided with a second closed annular sleeve ring.
4. A wind-up device for rolling up a large tube core of sheet material as claimed in claim 3, wherein: the outer diameter of the first closed loop tightening ring is matched with the inner diameter of the second closed loop tightening ring.
5. A wind-up device for rolling up a large tube core of sheet material as claimed in claim 3, wherein: the outer diameter of the second closed loop tightening ring is matched with the inner diameter of the first closed loop tightening ring.
6. A winding device for winding up large tube cores of sheet material according to claim 1 or 2, characterized in that: the outer diameter of the shaft sleeve is 200-250mm.
7. A wind-up device for rolling up large tube cores of sheet material according to claim 2, wherein: the inflation groove is a closed-loop groove, and the outer side walls of the end parts of the two axial ends of the first section body and the outer side walls of the end parts of the two axial ends of the second section body are both convexly provided with baffle rings.
8. A wind-up device for rolling up large tube cores of sheet material according to claim 1, wherein: the inner sleeve body is provided with a plurality of inner sleeve bodies, each inner sleeve body is circumferentially distributed along the circumferential direction of the shell at intervals, the shaft sleeve and the outer expansion pipe are correspondingly provided with a plurality of inner sleeve bodies, and each shaft sleeve, each outer expansion pipe and each inner sleeve body are arranged in one-to-one correspondence.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221762588 | 2022-07-07 | ||
| CN2022217625880 | 2022-07-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219448706U true CN219448706U (en) | 2023-08-01 |
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ID=87414622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320187756.6U Active CN219448706U (en) | 2022-07-07 | 2023-02-09 | Winding device for winding large tube cores of sheets |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219448706U (en) |
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2023
- 2023-02-09 CN CN202320187756.6U patent/CN219448706U/en active Active
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