CN217920598U - Non-stop winding or unwinding mechanism - Google Patents
Non-stop winding or unwinding mechanism Download PDFInfo
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- CN217920598U CN217920598U CN202221990007.9U CN202221990007U CN217920598U CN 217920598 U CN217920598 U CN 217920598U CN 202221990007 U CN202221990007 U CN 202221990007U CN 217920598 U CN217920598 U CN 217920598U
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- rotating shaft
- cutting
- rotating
- gear
- pivot
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Abstract
The utility model discloses a non-stop rolling or unreeling mechanism, which comprises a rotating shaft component and a cutting component, wherein the rotating shaft component comprises a rotating frame, a first rotating shaft and a second rotating shaft, the first rotating shaft is rotatably arranged at one end of the rotating frame, and the second rotating shaft is rotatably arranged at the other end of the rotating frame; the cutting assembly comprises a tool rest and a press roller, the tool rest is arranged on a cantilever in a swinging mode, the cantilever is arranged on the rack in a swinging mode, the press roller is arranged on a swing arm in a rotating mode, and the swing arm is arranged on the cantilever in a swinging mode. When the first rotating shaft finishes rolling or unreeling quickly, the second rotating shaft swings to the material receiving station, the cantilever swings to the preparation station, the cutting knife is close to the coil stock and the second rotating shaft, when the first rotating shaft finishes rolling or unreeling, the compression roller is in press fit with the second rotating shaft, the coil stock is in tube core or coil stock bonding connection with the second rotating shaft, the swing arm swings, the cutting knife presses to the coil stock to cut off the coil stock, and the second rotating shaft is used for rolling or unreeling, so that paper or film connecting operation without stopping is achieved.
Description
Technical Field
The utility model relates to an improvement of a winding and unwinding mechanism, in particular to a winding or unwinding mechanism without stopping.
Background
The splitting machine, the compound machine, the paper bag machine and the like adopt coil materials, namely continuous materials are wound on the tube core, and the coil materials are required to be connected with the starting end of the next coil material when being unreeled to the tail end, so that the continuous unreeling can be formed, otherwise, paper needs to be penetrated again, and the production efficiency is influenced; when the tube core is rolled to a certain thickness, the roll material is cut and wound on a new tube core for rolling.
In order to improve the speed of roll changing, two groups are adopted for rolling or unreeling, namely, when one group is rolling or unreeling, the other group is ready to wait at a waiting station, so that the speed of roll changing is improved; however, at present, regardless of winding or unwinding, the machine still needs to be stopped to connect paper or film, and the machine is stopped, so that the production efficiency is influenced, the energy consumption is large, and the processing cost is increased.
Disclosure of Invention
In view of the technical problem who exists among the background art, the utility model aims at providing a rolling or unwinding mechanism does not shut down, improves production efficiency, reduction in production cost.
In order to solve the technical problem, the utility model discloses a following technical scheme: this kind of rolling or unwinding mechanism does not shut down, its characterized in that: comprises that
Pivot subassembly, it is including:
a rotating frame which is rotatably arranged on the frame,
a first rotating shaft which is rotatably installed at one end of the rotating frame,
the second rotating shaft is rotatably arranged at the other end of the rotating frame;
and a cutting assembly including
A tool rest which is arranged on a cantilever in a swinging way, the cantilever is arranged on a machine frame in a swinging way,
the pressing roller is rotatably arranged on the swing arm, the swing arm is arranged on the cantilever in a swinging mode, the pressing roller is pressed with the first rotating shaft or the second rotating shaft in a pressing mode when the cutting is performed,
the first driving piece drives the swing arm to swing between the waiting station and the material pressing station,
and the second driving piece drives the tool rest to swing between the waiting station and the cutting station.
When the first rotating shaft is at the operation station, the second rotating shaft is at the roll changing station, the worker can perform roll changing operation at the roll changing station at the moment, when the first rotating shaft approaches to complete rolling or complete unreeling, the rotating frame rotates to enable the second rotating shaft to swing to the material receiving station, the cantilever swings to the preparation station to enable the cutting knife on the knife rest to be close to the roll material and the second rotating shaft, when the first rotating shaft completes rolling or unreeling, the press roller is in press fit with the second rotating shaft to press the roll material to the second rotating shaft, the roll material is in adhesive connection with a tube core or the roll material on the second rotating shaft, the swing arm swings, the cutting knife presses the roll material to cut off the roll material, and the second rotating shaft performs rolling or unreeling operation, so that paper receiving or film receiving operation without stopping machine is achieved.
Preferably, a central shaft is installed on the rotating frame, the central shaft is rotatably installed on the rack, and the central shaft is connected with a first motor for driving the central shaft to rotate; the gear transmission mechanism is characterized in that a transmission gear is mounted on the central shaft, a bearing is arranged between the transmission gear and the central shaft, the transmission gear is connected with a second motor driving the transmission gear to rotate, a first gear and a second gear are mounted on the first rotating shaft and the second rotating shaft respectively, and the first gear and the second gear are in transmission connection with the transmission gear. The first motor drives the central shaft to rotate to realize rotation of the rotating frame, the second motor drives the transmission gear to rotate, so that the first rotating shaft and the second rotating shaft rotate, and the structural design is more compact and reasonable.
Preferably, the swivel mount is further provided with a first guide roller and a second guide roller, the first guide roller and the second guide roller are arranged on the swivel mount up and down and are respectively higher than the first rotating shaft and the second rotating shaft and lower than the first rotating shaft and the second rotating shaft. The first guide roller or the second guide roller supports the coil stock, which is beneficial to the coiling or uncoiling operation,
preferably, the cutter frame is provided with a cutting-off cutter, and the cutting edge of the cutting-off cutter is serrated; is beneficial to cutting off the coil stock.
Drawings
Fig. 1 is a schematic structural diagram of the utility model.
Fig. 2 is a schematic diagram of the cutting assembly of the present invention.
Fig. 3 is a schematic view of the rotating shaft assembly of the present invention.
Detailed Description
The following describes details and operational principles of embodiments and examples of the present invention with reference to the drawings. The non-stop winding or unwinding mechanism comprises a rotating shaft assembly and a cutting assembly, wherein the rotating shaft assembly comprises a rotating frame 3, a first rotating shaft 1 and a second rotating shaft 2, the rotating frame is rotatably installed on a rack 20, the first rotating shaft 1 is rotatably installed at one end of the rotating frame 3, the second rotating shaft 2 is rotatably installed at the other end of the rotating frame, a central shaft 5 is installed on the rotating frame, the central shaft is rotatably installed on the rack and is connected with a first motor for driving the central shaft to rotate, the first motor drives the central shaft 5 to rotate, and the central shaft rotates to drive the rotating frame 3 to rotate; install drive gear 10 on the center pin, be equipped with the bearing between drive gear and the center pin, drive gear 10 is connected with its pivoted second motor of drive, install first gear 11 and second gear 12 on first pivot 1 and the second pivot 2 respectively, first gear and second gear all are connected with drive gear transmission, first gear and second gear can with drive gear direct mesh, if first pivot and second pivot are far away from the central axis distance, first gear and second gear can be connected with drive gear through intermediate gear 13 respectively, and second motor drive gear rotates promptly, and drive gear drives the intermediate gear and rotates, and the intermediate gear then drives first gear and second gear rotation for first pivot and second pivot rotate, realize that the rolling or the automatic unreeling of coil stock. The cutting-off assembly comprises a tool rest 7, a compression roller 8, a first driving part 19 and a second driving part 17, the tool rest 7 is installed on a cantilever 16 in a swinging mode, the cantilever is installed on a rack 20 in a swinging mode, the compression roller 8 is installed on a swing arm 9 in a rotating mode, the swing arm is installed on the cantilever 16 in a swinging mode, the swing arm 9 is driven by the first driving part 19 to swing between a waiting station and a material pressing station, the first driving part drives the swing arm to the material pressing station when cutting off, the compression roller 8 is in pressing fit with a first rotating shaft or a second rotating shaft, the compression roller is separated from the first rotating shaft or the second rotating shaft when waiting for the station, and the second driving part 17 drives the tool rest 7 to swing between the waiting station and the material cutting station. The swing of the cantilever 16 on the frame can be driven by a cylinder 18, that is, the cylinder is installed on the frame, and a piston rod of the cylinder is connected with the swing arm; the first driving member and the second driving member may also be cylinders, and of course, may be driven by motors. And a cutting-off knife 6 is arranged on the knife rest 7, and the cutting edge of the cutting-off knife is serrated, so that the coiled material is cut off more easily by the serrated cutting edge. For making the coil stock receive the interference of pivot when rolling or unreeling, swivel mount 3 still installs first deflector roll 14 and second deflector roll 15, first deflector roll and second deflector roll set up from top to bottom on the swivel mount, are higher than first pivot, second pivot respectively and are less than first pivot, second pivot, and in the figure, first pivot is unreeling, and first deflector roll is in the top, and the second deflector roll is in the below, and first deflector roll props up the coil stock, avoids coil stock and second pivot contact, influences the operation of unreeling of first pivot.
The working principle of the present invention will be described below with reference to the drawings, in which unwinding is taken as an example and the arrow direction in the drawings is the front. First pivot 1 unreels the operation promptly at the operation station, then second pivot 2 is in the station of changing a roll, and the second pivot is in the place ahead of first pivot, compression roller 8 is in the place ahead of cutting off cutter 6, and the cutting off cutter is between first deflector roll 14 and second pivot 2, first deflector roll not only makes coil stock 4 lift, makes the coil stock be close to cutting off cutter 6. The worker can change the roll at the roll changing station, take the empty tube core on the second rotating shaft down, change a new roll, stick an adhesive tape at the beginning of the new roll, when the first rotating shaft is about to complete the unreeling, the rotating frame 3 rotates clockwise, the second rotating shaft 2 swings upwards to the material receiving station, the first rotating shaft 1 swings downwards, the cylinder drives the cantilever 16 to swing downwards to the preparation station, the cutting knife 6 on the knife rest is close to the roll 4 and the second rotating shaft 2, and the preparation for cutting is well made; when the first rotating shaft finishes unreeling, the first driving piece and the second driving piece act, the first driving piece drives the press roller 8 to swing downwards to a material pressing station, the press roller presses the unreeling coil stock to the second rotating shaft 2 at the moment, the coil stock is bonded and connected with a new coil stock on the second rotating shaft, the second driving piece drives the knife rest 7 to swing to a cutting station, the cutting knife presses the coil stock 4 to cut the coil stock, the coil stock is connected with the new coil stock, and then the second rotating shaft 2 unreels, so that paper or film splicing operation without stopping is achieved. Then, first driving piece and second driving piece drive pressure roller and knife rest respectively and reset, the cylinder drive cantilever resets, makes the cutting off cutter keep away from coil stock, first pivot and second pivot, has bigger space to be used for the change of book operation of first pivot like this, the swivel mount rotates once more, makes the second pivot rotate to the operation station, and first pivot then rotates to changing a book station, so relapse. Although the unreeling is taken as an example, the unreeling method is also applicable to reeling, the working principle is the same, when the first rotating shaft is reeling, the second rotating shaft is replacing a new tube core, when paper is connected, the press roller is pressed with the tube core on the second rotating shaft, so that the coiled material is pressed on the tube core and is adhered with the tube core, and after the coiled material is cut off, the tube core on the second rotating shaft of the rotating shaft performs reeling.
Claims (4)
1. The utility model provides a not shut down rolling or unwinding mechanism which characterized in that: comprises that
Pivot subassembly, it is including:
a rotating frame which is rotatably arranged on the frame,
a first rotating shaft which is rotatably installed at one end of the rotating frame,
the second rotating shaft is rotatably arranged at the other end of the rotating frame;
and a cutting assembly including
A tool rest which is arranged on a cantilever in a swinging way, the cantilever is arranged on a machine frame in a swinging way,
the pressing roller is rotatably arranged on the swing arm, the swing arm is arranged on the cantilever in a swinging mode, the pressing roller is pressed with the first rotating shaft or the second rotating shaft in a pressing mode when the cutting is performed,
the first driving piece drives the swing arm to swing between the waiting station and the material pressing station,
and the second driving piece drives the tool rest to swing between the waiting station and the cutting station.
2. The non-stop rolling or unwinding mechanism of claim 1, wherein: the rotating frame is provided with a central shaft, the central shaft is rotatably arranged on the rack and is connected with a first motor for driving the central shaft to rotate; the central shaft is provided with a transmission gear, a bearing is arranged between the transmission gear and the central shaft, the transmission gear is connected with a second motor for driving the transmission gear to rotate, a first gear and a second gear are respectively arranged on the first rotating shaft and the second rotating shaft, and the first gear and the second gear are both in transmission connection with the transmission gear.
3. The non-stop rolling or unwinding mechanism of claim 1, wherein: first deflector roll and second deflector roll are still installed to the swivel mount, first deflector roll and second deflector roll set up from top to bottom on the swivel mount, are higher than first pivot, second pivot respectively and are less than first pivot, second pivot.
4. The non-stop winding or unwinding mechanism of claim 1, wherein: and a cutting-off knife is arranged on the knife rest, and the cutting edge of the cutting-off knife is serrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221990007.9U CN217920598U (en) | 2022-07-30 | 2022-07-30 | Non-stop winding or unwinding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221990007.9U CN217920598U (en) | 2022-07-30 | 2022-07-30 | Non-stop winding or unwinding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217920598U true CN217920598U (en) | 2022-11-29 |
Family
ID=84151128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221990007.9U Active CN217920598U (en) | 2022-07-30 | 2022-07-30 | Non-stop winding or unwinding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217920598U (en) |
-
2022
- 2022-07-30 CN CN202221990007.9U patent/CN217920598U/en active Active
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