CN220197875U - Bottom knife roller structure capable of cleaning dust in lower cutter groove and slitting mechanism - Google Patents
Bottom knife roller structure capable of cleaning dust in lower cutter groove and slitting mechanism Download PDFInfo
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- CN220197875U CN220197875U CN202321557513.3U CN202321557513U CN220197875U CN 220197875 U CN220197875 U CN 220197875U CN 202321557513 U CN202321557513 U CN 202321557513U CN 220197875 U CN220197875 U CN 220197875U
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- cutter
- dust
- roller body
- lower cutter
- structure capable
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- 239000000428 dust Substances 0.000 title claims abstract description 53
- 238000004140 cleaning Methods 0.000 title claims abstract description 25
- 238000000605 extraction Methods 0.000 claims description 23
- 238000009434 installation Methods 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- Details Of Cutting Devices (AREA)
Abstract
The utility model provides a bottom cutter roller structure capable of cleaning dust in a lower cutter groove, which relates to the technical field of film preparation and comprises a bottom cutter roller body and bottom cutter shafts fixed at two ends of the bottom cutter roller body, wherein a cutter sleeve is sleeved on the bottom cutter roller body, a lower cutter is embedded between the cutter sleeves, the lower cutter is sleeved on the bottom cutter roller body, at least one strip-shaped groove is formed in the bottom cutter roller body along the length direction of the bottom cutter roller body, openings of the strip-shaped groove are sealed by the lower cutter and the cutter sleeve on the bottom cutter roller body, a first through hole communicated with the strip-shaped groove is formed in the lower cutter, a second through hole communicated with the strip-shaped groove is formed in one end of the bottom cutter roller body, an exhaust pipe is connected to the second through hole, and dust generated by cutting films by the upper cutter and the lower cutter is extracted through air exhaust, and dust generated by cutting films by the upper cutter and the lower cutter is sucked away along the first through hole, the strip-shaped groove and the second through hole, so that the dust for cutting films is cleaned.
Description
Technical Field
The utility model relates to the technical field of film preparation, in particular to a bottom knife roller structure capable of cleaning dust in a lower cutter groove and a slitting mechanism.
Background
In the prior art, when the upper cutter and the lower cutter cut films, dust for cutting films is generated. Because the lower cutter groove is internally tangent with the film, when the film is cut, the upper cutter and the lower cutter can rotate, the bottom cutter roller where the lower cutter is positioned can also rotate, dust can be centrifugally thrown to the film surface and attached to the film surface, when the film is wound after cutting, the dust exists between the film layers, the circumferential surface of the wound film roll is uneven, and when the film is seriously punctured.
There is therefore a need for a solution to this problem.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a bottom knife roller structure capable of cleaning dust in a lower cutter groove and a slitting mechanism.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a can clear up bed knife roller structure of cutter groove dust down which improvement lies in: comprises a bottom cutter roller body and bottom cutter shafts fixed at two ends of the bottom cutter roller body, a cutter sleeve is sleeved on the bottom cutter roller body, a lower cutter is embedded between the cutter sleeves, the lower cutter is sleeved on the bottom cutter roller body,
at least one strip-shaped groove is arranged in the bottom knife roller body along the length direction of the bottom knife roller body, the openings of the strip-shaped groove are sealed by a lower cutter and a cutter sleeve on the bottom knife roller body,
the lower cutter is provided with a first through hole communicated with the strip-shaped groove, one end of the bottom cutter roll body is provided with a second through hole communicated with the strip-shaped groove, and the second through hole is connected with an exhaust pipe and used for exhausting dust generated by cutting the upper cutter and the lower cutter into films through air exhaust.
In the structure, the bottom cutter shaft at one end of the bottom cutter roller body is provided with the cavity corresponding to the exhaust pipe and the exhaust fan arranged on the cavity, the exhaust pipe is connected with the cavity, and the exhaust fan is used for exhausting the cavity to form negative pressure in the cavity.
In the structure, the installation height of the cavity and the air suction fan is lower than that of the bottom knife roll body.
In the structure, the bottom cutter shaft at the other end of the bottom cutter roller body is provided with a driving device, and the driving device drives the bottom cutter shaft to rotate.
In the above structure, the driving device is a motor drive.
In the structure, the bottom cutter shaft is also provided with a conductive slip ring corresponding to the air extraction fan, the conductive slip ring comprises a rotor and a stator sleeved outside the rotor, and the stator is provided with a power line for providing power for the air extraction fan;
the rotor is sleeved on the bottom cutter shaft and rotates along with the bottom cutter shaft, and the stator is fixed relative to the bottom cutter shaft.
In the structure, the stator is provided with the straight rotating piece, the straight rotating piece is provided with the slot, and the slot is inserted and fixed with a bolt on the external frame, so that the stator is fixed relative to the bottom cutter shaft.
In the structure, the outer end of the fan is provided with a dust collecting cover for collecting the extracted dust;
the dust hood is provided with a plurality of meshes.
In the structure, the lower cutter comprises a sleeve and a cutter body, the sleeve is fixedly connected with the cutter body, and the first through hole is formed in the wall of the sleeve.
The utility model also provides a slitting mechanism capable of cleaning dust in the lower cutter groove, which comprises the bottom cutter roller structure capable of cleaning dust in the lower cutter groove, wherein a bottom cutter shaft of the bottom cutter roller structure is arranged on the frame, and a bearing is arranged on the bottom cutter shaft so that the bottom cutter roller rotates relative to the frame.
The beneficial effects of the utility model are as follows: dust generated by cutting the film by the upper cutter and the lower cutter is sucked away and extracted along the first through hole, the strip-shaped groove and the second through hole, so that the cleaning of the dust for cutting the film is realized.
Drawings
Fig. 1 is a schematic front view of a bed knife roll structure capable of cleaning dust in a lower cutter groove according to the present utility model. Fig. 2 is a schematic right-side view of a bottom cutter roller body and a second through hole in a bottom cutter roller structure capable of cleaning dust in a lower cutter slot according to the present utility model.
Fig. 3 is a schematic left view of a straight rotary blade in a bottom knife roll structure for cleaning dust in a lower knife slot according to the present utility model.
Fig. 4 is a schematic cross-sectional view of a bottom knife roll structure capable of cleaning dust in a lower knife slot according to the present utility model.
1, a bottom cutter roller body; 2. a bottom cutter shaft; 3. a knife sleeve; 4. a lower cutter; 5. a bar-shaped groove; 6. a first through hole; 7. a second through hole; 8. an exhaust pipe; 9. a chamber; 10. an air extraction fan; 11. a driving device; 12. a conductive slip ring; 13. a rotor; 14. a stator; 15. a power line; 16. a straight rotating piece; 17. a slot; 18 bolts; 19. and (3) a bearing.
Detailed Description
The utility model will be further described with reference to the drawings and examples.
The conception, specific structure, and technical effects produced by the present utility model will be clearly and completely described below with reference to the embodiments and the drawings to fully understand the objects, features, and effects of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and that other embodiments obtained by those skilled in the art without inventive effort are within the scope of the present utility model based on the embodiments of the present utility model. In addition, all the coupling/connection relationships referred to in the patent are not direct connection of the single-finger members, but rather, it means that a better coupling structure can be formed by adding or subtracting coupling aids depending on the specific implementation. The technical features in the utility model can be interactively combined on the premise of no contradiction and conflict.
The slitting mechanism of CN115741859a illustrates a bed knife roll and related structures, but in this type of bed knife roll structure, film slitting dust is generated when the upper and lower knives slit the film. Because the lower cutter groove is internally tangent with the film, when the film is cut, the upper cutter and the lower cutter can rotate, the bottom cutter roller where the lower cutter is positioned can rotate, dust generated by cutting the film can be centrifugally thrown to the film surface and attached to the film surface, when the film is wound after cutting, the dust exists between the film layers, the circumferential surface of the wound film roll is uneven, and when the film is seriously punctured, the film is seriously wound.
Referring to fig. 1, 2 and 4, the utility model provides a bottom cutter roller structure capable of cleaning dust in a lower cutter groove, which comprises a bottom cutter roller body 1 and bottom cutter shafts 2 fixed at two ends of the bottom cutter roller body 1, wherein cutter sleeves 3 are sleeved on the bottom cutter roller body 1, lower cutters 4 are embedded between the cutter sleeves 3, the lower cutters 4 are sleeved on the bottom cutter roller body 1, at least one strip-shaped groove 5 is arranged in the bottom cutter roller body 1 along the length direction of the bottom cutter roller body 1, openings of the strip-shaped groove 5 are sealed by the lower cutters 4 and the cutter sleeves 3 on the bottom cutter roller body 1 (so that negative pressure can be formed in the strip-shaped groove 5 during subsequent air suction, if the openings of the strip-shaped groove 5 are not sealed, the negative pressure cannot be formed), first through holes 6 communicated with the strip-shaped groove 5 are arranged on the lower cutters 4, the number of the first through holes 6 corresponds to the number of the strip-shaped groove 5, one ends of the bottom cutter roller body 1 are provided with second through holes 7 communicated with the strip-shaped groove 5, the number of the second through holes 7 corresponds to the number of the strip-shaped groove 5, the second through holes 7 are connected with an air suction pipe 8, and the air suction pipe 8 can be connected with the suction pipe 8, and the suction pipe 8 can be connected with the strip-shaped groove 5 through the suction pipe 5, and the suction pipe 8 can be cleaned by the negative pressure, and the negative pressure can be sucked through the suction pipe 5, and the suction pipe through the suction pipe 5, and the dust can be cleaned. Further, the bottom cutter shaft 2 at one end of the bottom cutter roller body 1 is provided with a chamber 9 corresponding to the air extraction pipe 8 and an air extraction fan 10 arranged on the chamber 9, the air extraction pipe 8 is connected with the chamber 9, the air extraction fan 10 extracts air from the chamber 9 to enable negative pressure to be formed in the chamber 9, and dust generated by cutting films by the upper cutter and the lower cutter 4 is sucked and extracted along the first through hole 6, the strip-shaped groove 5, the second through hole 7, the air extraction pipe 8, the chamber 9 and the air extraction fan 10.
The lower cutter 4 comprises a sleeve and a cutter body, the sleeve is fixedly connected with the cutter body, and the first through hole 6 is formed in the wall of the sleeve.
Further, the mounting height of the chamber 9 and the suction fan 10 is lower than the mounting height of the bottom cutter roller body 1, so that the cutter sleeve 3 can be prevented from being mounted on the bottom cutter roller body 1.
Further, the bed knife shaft 2 at the other end of the bed knife roll body 1 (i.e. the other end opposite to the end where the chamber 9 and the air extraction fan 10 are installed) is provided with a driving device 11, and the driving device 11 may be a motor, and the motor drives the bed knife shaft 2 to rotate.
When the film is cut, the bed knife shaft 2 rotates to drive the cavity 9 and the air extraction fan 10 to rotate, the air extraction fan 10 needs to be connected with a power line 15 for supplying power, and when the air extraction fan 10 rotates, the conventional power line connection mode can rotate along with the air extraction fan 10, so that the power line can be rolled up to influence the work, therefore, preferably, as shown in fig. 1 and 4, the bed knife shaft 2 is also provided with a conductive slip ring 12 corresponding to the air extraction fan 10, the conductive slip ring 12 comprises a rotor 13 and a stator 14 sleeved outside the rotor 13, a bearing is arranged between the rotor 13 and the stator 14, and the stator 14 is provided with the power line 15 for supplying power to the air extraction fan 10; the rotor 13 is sleeved on the bottom cutter shaft 2 and rotates along with the bottom cutter shaft 2, and the stator 14 is fixed relative to the bottom cutter shaft 2, so that when the bottom cutter shaft 2 rotates and drives the cavity 9 and the air extraction fan 10 to rotate, the power line 15 for supplying power to the air extraction fan 10 can still be fixed, and the phenomenon that the work is influenced due to the fact that the power line 15 is rolled up is avoided. The conductive slip ring 12 is a conventional technical means in the art, and thus, the present utility model omits a detailed description of the structure of the conductive slip ring 12 and the stator 14 and the rotor 13 therein.
Further, referring to fig. 3, a straight rotating piece 16 is provided on the stator 14, and the straight rotating piece 16 is provided with a slot 17, and the slot 17 is inserted into a pin 18 fixed on the external frame, so that the stator 14 is fixed relative to the bottom cutter shaft 2.
Further, the outer end of the fan is provided with a dust collecting cover, and the dust collecting cover is provided with a plurality of meshes so as to collect dust generated by cutting the film by the drawn lower cutter 4.
The utility model also provides a slitting mechanism capable of cleaning dust in the lower cutter groove, which comprises the bottom cutter roller structure capable of cleaning dust in the lower cutter groove, wherein the bottom cutter shaft 2 of the bottom cutter roller structure is arranged on the frame, and the bottom cutter shaft 2 is provided with a bearing 19, so that the bottom cutter roller 2 rotates relative to the frame. The slot 17 is inserted and fixed on a bolt 18 on the frame, so that when the bed knife shaft 2 rotates and drives the cavity 9 and the air extraction fan 10 to rotate, the power line 15 for providing power for the air extraction fan 10 can still be fixed, and the influence of the rolling of the power line 15 on the work is avoided.
According to the bottom knife roller structure capable of cleaning dust in the lower cutter groove, dust generated by cutting films by the upper cutter and the lower cutter is sucked away and drawn out along the first through hole, the strip-shaped groove and the second through hole, so that the dust for cutting films is cleaned.
While the preferred embodiment of the present utility model has been described in detail, the present utility model is not limited to the embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present utility model, and these equivalent modifications or substitutions are included in the scope of the present utility model as defined in the appended claims.
Claims (10)
1. Can clear up bed knife roller structure of cutter groove dust down, its characterized in that: comprises a bottom cutter roller body and bottom cutter shafts fixed at two ends of the bottom cutter roller body, a cutter sleeve is sleeved on the bottom cutter roller body, a lower cutter is embedded between the cutter sleeves, the lower cutter is sleeved on the bottom cutter roller body,
at least one strip-shaped groove is arranged in the bottom knife roller body along the length direction of the bottom knife roller body, the openings of the strip-shaped groove are sealed by a lower cutter and a cutter sleeve on the bottom knife roller body,
the lower cutter is provided with a first through hole communicated with the strip-shaped groove, one end of the bottom cutter roll body is provided with a second through hole communicated with the strip-shaped groove, and the second through hole is connected with an exhaust pipe and used for exhausting dust generated by cutting the upper cutter and the lower cutter into films through air exhaust.
2. A bed knife roll structure capable of cleaning dust in a lower cutter groove as claimed in claim 1, wherein: the bottom knife shaft at one end of the bottom knife roll body is provided with a cavity corresponding to the exhaust pipe and an exhaust fan arranged on the cavity, the exhaust pipe is connected with the cavity, and the exhaust fan is used for exhausting the cavity to form negative pressure in the cavity.
3. A bed knife roll structure capable of cleaning dust in a lower cutter groove as claimed in claim 2, wherein: the installation height of the cavity and the air extraction fan is lower than that of the bottom knife roll body.
4. A bed knife roll structure capable of cleaning dust in a lower cutter groove as claimed in claim 2, wherein: the driving device is arranged on the bottom cutter shaft at the other end of the bottom cutter roller body and drives the bottom cutter shaft to rotate.
5. The bed knife roll structure capable of cleaning dust in a lower cutter groove as claimed in claim 4, wherein: the driving device is driven by a motor.
6. A bed knife roll structure capable of cleaning dust in a lower cutter slot as claimed in claim 2 or 4, wherein: the bottom cutter shaft is also provided with a conductive slip ring corresponding to the air extraction fan, the conductive slip ring comprises a rotor and a stator sleeved outside the rotor, and the stator is provided with a power line for providing power for the air extraction fan;
the rotor is sleeved on the bottom cutter shaft and rotates along with the bottom cutter shaft, and the stator is fixed relative to the bottom cutter shaft.
7. The bed knife roll structure capable of cleaning dust in a lower cutter groove as claimed in claim 6, wherein: the stator is provided with a straight rotating piece, the straight rotating piece is provided with a slot, and the slot is inserted into a bolt on the external frame, so that the stator is fixed relative to the bottom cutter shaft.
8. A bed knife roll structure capable of cleaning dust in a lower cutter groove as claimed in claim 2, wherein: the outer end of the fan is provided with a dust collecting cover for collecting the extracted dust;
the dust hood is provided with a plurality of meshes.
9. A bed knife roll structure capable of cleaning dust in a lower cutter groove as claimed in claim 1, wherein: the lower cutter comprises a sleeve and a cutter body, the sleeve is fixedly connected with the cutter body, and the first through hole is formed in the wall of the sleeve.
10. Cutting mechanism of cutter groove dust under can clearing up, its characterized in that: a bed knife roll structure capable of cleaning dust in a lower cutter slot, comprising the structure of any one of claims 1-9, wherein a bed knife shaft of the bed knife roll structure is arranged on a frame, and a bearing is arranged on the bed knife shaft so as to enable the bed knife roll to rotate relative to the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321557513.3U CN220197875U (en) | 2023-06-16 | 2023-06-16 | Bottom knife roller structure capable of cleaning dust in lower cutter groove and slitting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321557513.3U CN220197875U (en) | 2023-06-16 | 2023-06-16 | Bottom knife roller structure capable of cleaning dust in lower cutter groove and slitting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220197875U true CN220197875U (en) | 2023-12-19 |
Family
ID=89141723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321557513.3U Active CN220197875U (en) | 2023-06-16 | 2023-06-16 | Bottom knife roller structure capable of cleaning dust in lower cutter groove and slitting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220197875U (en) |
-
2023
- 2023-06-16 CN CN202321557513.3U patent/CN220197875U/en active Active
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| GR01 | Patent grant | ||
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