CN217398097U - Tow package pulling pre-storage device - Google Patents
Tow package pulling pre-storage device Download PDFInfo
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- CN217398097U CN217398097U CN202220898628.8U CN202220898628U CN217398097U CN 217398097 U CN217398097 U CN 217398097U CN 202220898628 U CN202220898628 U CN 202220898628U CN 217398097 U CN217398097 U CN 217398097U
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Abstract
The utility model discloses a tow package pulling and lifting pre-storage device in the technical field of tow pulling and lifting for cigarettes, which comprises a pre-pulling and lifting mechanism, wherein the pre-pulling and lifting mechanism comprises a first pulling and lifting wheel and a first pinch roller, and the first pinch roller is pressed on the filament feeding side of the first pulling and lifting wheel so as to pre-pull tows through the rotation of the first pulling and lifting wheel; the secondary pulling and lifting mechanism comprises a second pulling and lifting wheel and a second pressing wheel, and the second pressing wheel is pressed on the wire feeding side of the second pulling and lifting wheel so as to pull and lift the wire bundle for the second time through the rotation of the second pulling and lifting wheel; and the linear speed of the first lifting wheel is equal to that of the second lifting wheel. The utility model discloses a mode that the secondary was drawn high has solved the tow package and has taken out the height of tow and the suction resistance fluctuation that the change of position arouses, has improved the quality of filter rod, reduces the rejection rate, has practiced thrift former auxiliary material.
Description
Technical Field
The utility model relates to a tow draws and rises technical field for the cigarette, concretely relates to tow package draws and rises prestore storage device.
Background
KDF2/3/4/6 filter rod making machines are widely used in the tobacco industry and play an important role in production. A KDF2/3/4/6 filter stick forming machine is used since the eighties, various tobacco enterprises perform a series of technical transformation around quality improvement work, but in the filter stick production process, the influence of tow tension on filter stick suction resistance fluctuation is not effectively solved.
In the whole pulling and lifting process of the tow bag, the starting position of the tow changes from high to low, from left to right and from front to back, the tension of the tow is different due to the different starting positions, and when the tension of the tow bag changes, the suction resistance fluctuation is caused, the suction resistance of a filter stick is unstable, and the quality of the filter stick is influenced.
Some tobacco enterprises adopt a method of controlling the height of the tow bag to solve the problem of different tow tensions, for example, patent document No. CN203762277U discloses a device for controlling the opening height of the tow bag of a forming machine. However, in actual production, the method for controlling the height of the tow bag has the defects of poor tow tension control effect, large equipment investment and high cost.
Disclosure of Invention
In view of this, an object of the present invention is to provide a tow bag pulling pre-storage device to solve the technical problem of suction resistance fluctuation caused by different tow bag pulling tensions.
The utility model discloses the technical scheme who adopts does: a tow bale pull-up pre-storage device comprising:
the pre-pulling mechanism comprises a first pulling-up wheel and a first pressing wheel, and the first pressing wheel is pressed on the wire feeding side of the first pulling-up wheel so as to pre-pull up the wire bundle through the rotation of the first pulling-up wheel;
the secondary pulling and lifting mechanism comprises a second pulling and lifting wheel and a second pressing wheel, and the second pressing wheel is pressed on the wire feeding side of the second pulling and lifting wheel so as to pull and lift the wire bundle for the second time through the rotation of the second pulling and lifting wheel;
wherein the linear velocity of the first pull-up wheel is equal to the linear velocity of the second pull-up wheel.
Preferably, the device further comprises a limiting wheel, wherein the limiting wheel is arranged between the first lifting wheel and the second lifting wheel in a lifting manner and used for limiting the length of the tows between the first lifting wheel and the second lifting wheel.
Preferably, the device further comprises a telescopic part, and the limiting wheel is rotatably arranged on the moving end of the telescopic part so as to be driven to switch between a limiting state and an avoiding state through the extension and the shortening of the telescopic part.
Preferably, the telescopic part comprises a cylinder or a hydraulic cylinder.
Preferably, the device further comprises an O-shaped guide ring, wherein the O-shaped guide ring is arranged below the wire feeding side of the first drawing and lifting wheel and used for restraining the pre-lifting height of the wire bundle.
Preferably, the O-shaped guide ring is mounted below the first lifting wheel by a fixing bracket.
Preferably, the device further comprises a guide wheel, wherein the guide wheel is arranged on the filament outlet side of the second lifting wheel and used for guiding the filament bundle to the forming machine.
Preferably, the device further comprises a mounting wall plate, and the first lifting wheel, the first pressing wheel, the second lifting wheel and the second pressing wheel are rotatably arranged on the mounting wall plate.
Preferably, the installation height of the first lifting wheel and the installation height of the second lifting wheel on the installation wall board are equal.
Preferably, the first lifting wheel and the second lifting wheel have equal radial dimensions.
The utility model has the advantages that:
1. the utility model discloses a twice mode of pulling up draws, earlier through draw in advance the mechanism with the tow package the tow of taking out loose to same high position, again through with draw in advance the synchronous pivoted secondary of mechanism of lifting and draw the mechanism to carry out the secondary to the tow of same high position and draw and rise, guaranteed that tow package different positions and different height take out the tow when the secondary is drawn, have the same draw and rise the position and draw and rise tension to make the tow band that gets into the make-up machine have stable inhaling and hinder, the effectual filter rod quality of having guaranteed.
2. The utility model is provided with a liftable limiting wheel between the pre-pulling mechanism and the secondary pulling mechanism, and the limiting wheel has a limiting state and an avoiding state; when the limiting wheel is in a limiting state, the lengths of the tow belts of different tow packages between the first pulling-up wheel and the second pulling-up wheel can be equal through the abutment of the limiting wheel and the tow belts; when the limiting wheel is in an avoiding state, the limiting wheel can be separated from the tow band around the limiting wheel, so that the tow band between the first lifting wheel and the second lifting wheel keeps a natural sagging state, and further the whole tow band has the same tow tension when the tow band is lifted for the second time.
Drawings
Fig. 1 is a schematic structural view of a tow bale pulling pre-storage device of the present invention.
The reference numbers in the figures illustrate:
100. a pre-pulling mechanism;
110. a first pulling-up wheel; 120. a first pinch roller;
200. a secondary pulling-up mechanism;
210. a second lifting wheel; 220. a second pinch roller;
310. a limiting wheel; 320. a telescopic part;
410. an O-shaped guide ring; 420. fixing a bracket;
500. a guide wheel;
600. installing a wallboard;
700. tow;
800. a forming machine;
900. and (5) a tow bag.
Detailed Description
The following describes the present invention in further detail with reference to the accompanying drawings. These embodiments are only for illustrating the present invention and are not to be construed as limiting the present invention.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
Example, as shown in fig. 1, a tow band pulling and pre-storing device is used for pulling and lifting cigarette tows 700 before being opened by a forming machine 800, and the whole tow band has the same suction resistance; the device comprises:
the pre-pulling mechanism 100, the pre-pulling mechanism 100 comprises a first pulling-up wheel 110 and a first pressing wheel 120, the first pressing wheel 120 is pressed on the wire feeding side of the first pulling-up wheel 110, so as to pre-pull up the wire bundle 700 by the rotation of the first pulling-up wheel 110;
the secondary pulling-up mechanism 200 comprises a second pulling-up wheel 210 and a second pressing wheel 220, wherein the second pressing wheel 220 is pressed on the wire feeding side of the second pulling-up wheel 210 so as to pull up the wire bundle 700 for the second time through the rotation of the second pulling-up wheel 210;
wherein the linear velocity of the first pull-up wheel 110 is equal to the linear velocity of the second pull-up wheel 210.
The tow 700 of the tow bag is firstly pulled loose to the same height position through the pre-pulling mechanism 100, and then the tow 700 at the same height position is pulled up secondarily through the secondary pulling mechanism 200 which rotates synchronously with the pre-pulling mechanism 100, so that the tow 700 drawn out from different positions and different heights of the tow bag 900 is ensured to have the same pulling position and pulling tension when pulled up secondarily, and further the tow band entering the forming machine 800 has stable suction resistance, and the quality of the filter stick is effectively ensured.
In a specific embodiment, as shown in fig. 1, the apparatus further comprises a limiting wheel 310, the limiting wheel 310 being elevatably disposed at a lower position between the first pulling wheel 110 and the second pulling wheel 210, and having a defined state for defining a length of the tow between the first pulling wheel 110 and the second pulling wheel 210 and an avoided state for disengaging from the tow band between the first pulling wheel 110 and the second pulling wheel 210. So set up because: in the actual production process, not only a plurality of tow packages 900 need to be pulled up, but also tow bands of all tow packages 900 need to be ensured to have the same tow tension, that is, the tow 700 of each tow package 900 needs to be pulled up to have the same tow tension. In the embodiment, the limiting wheel 310 is arranged between the first pulling-up wheel 110 and the second pulling-up wheel 210, and the limiting wheel 310 is switched between the limiting state and the avoiding state through the lifting of the limiting wheel 310, so that when the limiting wheel 310 is in the limiting state, the lengths of the tow belts of different tow bags 900 between the first pulling-up wheel 110 and the second pulling-up wheel 210 can be equal through the abutment of the limiting wheel 310 and the tow belts; when the limiting wheel 310 is in the avoiding state, the tow band between the first lifting wheel 110 and the second lifting wheel 210 can be kept in a natural sagging state by separating the limiting wheel 310 from the tow band, so that the tow band of all the tow packets 900 has the same tow tension when the tow band is lifted for the second time.
Preferably, the device further comprises a telescopic part 320, wherein the telescopic part 320 comprises a fixed end and a movable end, and the fixed end is fixedly installed on the installation wall plate 600; the limiting wheel 310 is rotatably disposed on the moving end of the telescopic portion 320 to move the limiting wheel 310 up or down by the extension and contraction of the telescopic portion 320, that is, to drive the limiting wheel 310 to switch between the limiting state and the avoiding state.
More preferably, the telescopic part 320 includes a cylinder or a hydraulic cylinder.
In a specific embodiment, as shown in fig. 1, the apparatus further comprises an O-ring guide 410, and the O-ring guide 410 is disposed below the feeding side of the first pulling wheel 110 for restraining the pre-lifting height of the tow 700. So set up because: the height and position of the tow 700 being drawn from the tow package 900 are varied, and the drawn tow 700 is guided by the O-ring 410 to accurately advance the pre-tensioned tow 700 into the pre-tensioning mechanism 100.
Preferably, a fixing bracket 420 is installed on the fixing frame of the first lifting wheel 110, and the O-ring 410 is disposed below the first lifting wheel 110 through the fixing bracket 420.
In one embodiment, as shown in fig. 1, the apparatus further comprises a guide wheel 500, the guide wheel 500 is disposed on the filament outlet side of the second lifting wheel 210 for guiding the filament bundle 700 to the forming machine 800.
In a specific embodiment, as shown in fig. 1, the apparatus further includes a mounting wall plate 600, wherein the first lifting wheel 110, the first pressing wheel 120, the second lifting wheel 210, the second pressing wheel 220 and the guide wheel 500 are rotatably disposed on the front surface of the mounting wall plate 600, and the first lifting wheel 110 and the second lifting wheel 210 are respectively in transmission connection with two variable frequency motors on the back surface of the mounting wall plate 600. By the arrangement, the linear speed of the first lifting wheel 110 and the linear speed of the second lifting wheel 210 can be controlled to be equal to the running speed of the forming machine 800 by controlling the rotating speed of the variable frequency motor, so that the whole tow band keeps the same tow tension.
Preferably, the first lifting wheel 110 and the second lifting wheel 210 are installed at the same height on the installation wall plate 600. So set up because: when the limiting wheel 310 is in the avoiding state, the tow band between the first lifting wheel 110 and the second lifting wheel 210 is in a left-right symmetrical shape, so that the tow band is kept stable when moving forward.
More preferably, the first lifting wheel 110 and the second lifting wheel 210 are equal in radial dimension. So set up because: the first lifting wheel 110 and the second lifting wheel 210 can keep the same linear speed by controlling the rotating speed of the two variable frequency motors; the first lifting wheel 110 and the second lifting wheel 210 can also be driven to rotate at the same speed by the same variable frequency motor.
The utility model discloses a use of frock as follows:
in the present application, the variable frequency motors in transmission connection with the first lifting wheel 110 and the second lifting wheel 210 are connected with a frequency converter, and the frequency converter is connected with a signal of the forming machine 800 and changes along with the change of the running speed of the forming machine 800, so that the linear speed (or the rotating speed) of the first lifting wheel 110 and the second lifting wheel 210 is equal to the running speed of the forming machine 800.
When the forming machine 800 is not powered on and operated, the first pressing wheel 120 and the second pressing wheel 220 are automatically loosened, the expansion part 320 is stretched to drive the limiting wheel 310 to fall to the lower stroke position, the tow 700 threads of the tow bag 900 manually pass through the O-shaped guide ring 410, then bypass the first lifting wheel 110, then bypass the tow from the lower part of the limiting wheel 310, then bypass the second lifting wheel 210, finally bypass the guide wheel 500 and enter the forming machine 800.
When the forming machine 800 is operated, the first pressing wheel 120 and the second pressing wheel 220 automatically press the tows 700 on the first lifting wheel 110 and the second lifting wheel 210, and then the telescopic part 320 (stroke cylinder) is shortened to drive the limiting wheel 310 to ascend to a stroke position, so that the limiting wheel 310 is completely separated from the tow band, and the variable frequency motor drives the first lifting wheel 110 and the second lifting wheel 210 to synchronously run at the same speed along with the running speed of the forming machine 800, because the radial dimensions of the first lifting wheel 110 and the second lifting wheel 210 are the same and the rotating speeds are the same, the tow band length between the first lifting wheel 110 and the second lifting wheel 210 is ensured to be unchanged, that is, the tows 700 pulled twice are ensured to have the same lifting position and the same lifting height, and the suction resistance fluctuation caused by the change of the drawing height and the position of the tows 700 in the tow package 900 is solved.
Compared with the prior art, the application has at least the following beneficial technical effects:
the tow bag pulling and lifting pre-storage device solves the problem of suction resistance fluctuation caused by the change of the height and the position of the tow bag for drawing out the tow, improves the quality of filter rods, reduces the rejection rate, and saves the original auxiliary materials.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (10)
1. A tow bale pull-up pre-storage device, comprising:
the pre-pulling mechanism (100) comprises a first pulling wheel (110) and a first pressing wheel (120), wherein the first pressing wheel (120) is pressed on the wire feeding side of the first pulling wheel (110) so as to pre-pull the wire bundle (700) through the rotation of the first pulling wheel (110);
the secondary pulling-up mechanism (200) comprises a second pulling-up wheel (210) and a second pressing wheel (220), the second pressing wheel (220) is pressed on the wire feeding side of the second pulling-up wheel (210) so as to pull up the tows (700) for the second time through the rotation of the second pulling-up wheel (210);
wherein the linear velocity of the first pull-up wheel (110) and the linear velocity of the second pull-up wheel (210) are equal.
2. A tow bale pull pre-storage device as defined in claim 1, further comprising a limiting wheel (310), the limiting wheel (310) being elevatably disposed between the first pull wheel (110) and the second pull wheel (210) for defining a tow length between the first pull wheel (110) and the second pull wheel (210).
3. A tow bale pull-up pre-storage device according to claim 2, wherein the device further comprises a telescoping portion (320), the limiting wheel (310) being rotatably disposed on a moving end of the telescoping portion (320) to move the limiting wheel (310) between the limiting state and the avoiding state by extension and contraction of the telescoping portion (320).
4. A tow bale pull-up pre-storage device as claimed in claim 3, wherein the telescoping section (320) comprises a pneumatic or hydraulic cylinder.
5. A tow bale pull-up pre-storage device as claimed in claim 1, further comprising an O-ring guide (410), said O-ring guide (410) being disposed below the feed side of said first pull-up wheel (110) for restraining the pre-pull height of the tow (700).
6. A tow bale pull pre-storage device as claimed in claim 5, wherein the O-ring guide (410) is mounted laterally below the first pull wheel (110) by a mounting bracket (420).
7. A tow bale pull pre-storage device as defined in claim 1 further comprising a guide wheel (500), the guide wheel (500) being disposed on the exit side of the second pull wheel (210) for guiding the tow (700) to the forming machine (800).
8. A bale pull pre-storage device as claimed in claim 1, further comprising a mounting wall plate (600), wherein the first pull wheel (110), the first hold down wheel (120), the second pull wheel (210) and the second hold down wheel (220) are rotatably disposed on the mounting wall plate (600).
9. A tow bale pull-up pre-storage device as claimed in claim 8, wherein the first pull-up wheel (110) and the second pull-up wheel (210) are mounted at equal heights on the mounting wall panel (600).
10. A bale pull pre-storage device as claimed in claim 8, wherein the first pull wheel (110) and the second pull wheel (210) are of equal radial dimension.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220898628.8U CN217398097U (en) | 2022-04-18 | 2022-04-18 | Tow package pulling pre-storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220898628.8U CN217398097U (en) | 2022-04-18 | 2022-04-18 | Tow package pulling pre-storage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217398097U true CN217398097U (en) | 2022-09-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220898628.8U Active CN217398097U (en) | 2022-04-18 | 2022-04-18 | Tow package pulling pre-storage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217398097U (en) |
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2022
- 2022-04-18 CN CN202220898628.8U patent/CN217398097U/en active Active
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