CN203357510U - Spiral line transverse paper cutting device - Google Patents
Spiral line transverse paper cutting device Download PDFInfo
- Publication number
- CN203357510U CN203357510U CN 201320389975 CN201320389975U CN203357510U CN 203357510 U CN203357510 U CN 203357510U CN 201320389975 CN201320389975 CN 201320389975 CN 201320389975 U CN201320389975 U CN 201320389975U CN 203357510 U CN203357510 U CN 203357510U
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- hollow pipe
- fixed
- rotor
- cutting device
- blade
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Abstract
Disclosed is a spiral line transverse paper cutting device. The spiral line transverse paper cutting device comprises an upper cutter roller, a lower cutter roller and a driving device which drives the upper cutter roller and the lower cutter roller to rotate. The upper cutter roller comprises a hollow pipe, a fixed shaft, two upper gears, two bearings and a first blade. The fixed shaft penetrates through the hollow pipe. The hollow pipe is arranged in a hollow mode and comprises a main body portion and installation portions located at the two ends of the main body portion. The first blade is installed on the main body portion. The inner ring of each bearing is fixed on the fixed shaft. The outer ring of each bearing is fixed on the inner wall of the each installation portion of the hollow pipe. The upper gears drive the hollow pipe to rotate around the fixed shaft. The lower cutter roller comprises a hollow pipe, a fixed shaft, two lower gears, two bearings and a second blade. The fixed shaft of the lower cutter roller penetrates through the hollow pipe. The hollow pipe is arranged in a hollow mode and comprises a main body portion and installation portions located at the two ends of the main body portion. The second blade is installed on the main body portion. The inner ring of each bearing is fixed on the fixed shaft. The outer ring of each bearing is fixed on the inner wall of each installation portion of the hollow pipe.
Description
Technical field
The utility model relates to a kind of paper cutter, particularly relates to a kind of helix transverse paper-cutting device with cutter that hollow pipe rotates around fixed axis.
Background technology
The rotation paper cutting device of prior art comprises bottom tool, and each cutter comprises a rotating shaft and is arranged on the blade in rotating shaft; When the two ends of the rotating shaft of each cutter are connected with wallboard, often adopt bearing to connect, the outer ring of bearing is fixed on wallboard, and inner ring and the rotating shaft of bearing are fixed, and realize the rotation of cutter by the gear drive in rotating shaft.Yet, because the weight of gear and the weight of blade all need this elongated rotating shaft to bear, for proof strength, this rotating shaft often adopts solid shafting, so make the movement inertia of this rotation paper cutting device very large, greatly limit velocity of rotation, affected the cut paper speed of whole rotation paper cutting device.
The utility model content
Based on this, of the present utility modelly be to provide that a kind of movement inertia is little, helix transverse paper-cutting device that can high speed rotating.
A kind of helix transverse paper-cutting device, comprise rotor on, rotor once, an and drive unit that drives this upper rotor and the rotation of lower rotor, described upper rotor comprises a hollow pipe, one fixed axis, two cog, two bearings and the first blade, described fixed axis runs through this hollow pipe, this hollow pipe is the hollow setting, comprise a main part and be positioned at the installation portion at main part two ends, described the first blade is arranged on this main part, the inner ring of described each bearing is fixed on fixed axis, the outer ring of each bearing is fixed on the inwall of the installation portion of this hollow pipe, described each cog and be arranged on the installation portion of corresponding hollow pipe, described cogging drives this hollow pipe around this fixed axis rotation, described lower rotor comprises a hollow pipe, a fixed axis, two lower gears, two bearings and the second blade, the fixed axis of this time rotor runs through this hollow pipe, this hollow pipe is the hollow setting, comprise a main part and be positioned at the installation portion at main part two ends, described the second blade is arranged on this main part, the inner ring of described each bearing is fixed on fixed axis, the outer ring of each bearing is fixed on the inwall of the installation portion of this hollow pipe, described each lower gear is arranged on the installation portion of corresponding hollow pipe, and described lower gear drives this hollow pipe and rotates around this fixed axis.
Further, the bearing of described upper rotor is with the corresponding inwall cogged over against setting, and the inwall of the bearing of described lower rotor and corresponding lower gear is over against setting.
Further, the inwall of the hollow pipe of described upper rotor and the outer wall of fixed axis are spaced, to form the gap of rotation.
Further, two end faces of the fixed axis of described upper rotor are provided with screwed hole, by screw, the fixed axis of upper rotor is fixed on the fixed head of this helix transverse paper-cutting device.
Further, the installation portion inwall of the hollow pipe of described upper rotor is provided with the storage tank that is communicated with outside end face, the diameter of this storage tank is greater than the intracavity diameter of corresponding main part, forms stage portion with the installation portion inwall at hollow pipe and establishes the outer ring of fixing described bearing with card.
Further, described upper rotor also comprises the Guo Feng slope, direction of rotation the place ahead that is arranged at described the first spiral tool rest, and this crosses the wind slope can reduce the resistance of air to the first spiral tool rest when upper rotor rotates.
Further, described cogging as left-handed gear, described the first blade is left-handed setting; Described lower gear is the dextrorotation gear, and described the second blade is the dextrorotation setting.
Further, described drive unit comprises a drive shaft and is arranged on the driven wheel on this drive shaft, a lower gear engagement of this driven wheel and described lower rotor.
Further, described upper rotor also comprises one first spiral tool rest, and this first spiral tool rest is fixed on the main part of hollow pipe of described upper rotor, and described the first blade is screwed on this first spiral tool rest.
Further, described lower rotor also comprises one second spiral tool rest, and this second spiral tool rest is fixed on the main part of hollow pipe of described lower rotor, and described the second blade is screwed on this second spiral tool rest.
Each rotor of the utility model helix transverse paper-cutting device has adopted hollow pipe to be set on fixed axis, the mode that inner ring by bearing is fixed on fixed axis, outer ring is fixed on the hollow pipe inwall, the outer ring that makes hollow pipe and bearing is the stationary fit assembling, make the rotating part of rotor to be designed into enough thin, thereby make the fortune merit inertia of rotor little, in identical driving power situation, can obtain higher turning moment, improve linear velocity.
The accompanying drawing explanation
The front view that Fig. 1 is the utility model helix transverse paper-cutting device.
The stereogram of the helix transverse paper-cutting device that Fig. 2 is Fig. 1.
The upper rotor of the helix transverse paper-cutting device that Fig. 3 is Fig. 1 and the left view of lower rotor, wherein cog and omit with lower gear.
The cutaway view of the upper rotor A-A along the line that Fig. 4 is Fig. 3.
The specific embodiment
For the technical solution of the utility model can more clearly be showed, below in conjunction with accompanying drawing, the utility model is described in further detail.
Please refer to Fig. 1 and Fig. 2, a kind of helix transverse paper-cutting device 100 of the present utility model, comprise rotor 10 on, once rotor 20 and a drive unit 30, this drive unit 30 drives lower rotor 20 and drives upper rotor 10 and rotates, thereby rotates backward and carry out the cut paper action with lower rotor 20 by upper rotor 10.
Should upper rotor 10 comprise a hollow pipe 11, be arranged on two of these hollow pipe 11 two ends outer circumference surfaces cog 12, run through this hollow pipe 11 fixed axis 13, be fixed on two bearings 14 between fixed axis 13 and hollow pipe 11, be fixed on the first spiral tool rest 15 of hollow pipe 11 outer surfaces and be fixed on upper first blade 16 of this first spiral tool rest 15.In the present embodiment, above rotor 10 also is equipped with one and crosses wind slope 18 in the place ahead of the first spiral tool rest 15, this crosses wind slope 18 can reduce the resistance of air to the first spiral tool rest 15 when upper rotor 10 rotates, reduces noise, the mechanical shock produced while avoiding running up.
Described hollow pipe 11 is a hollow metal tubulose, and wherein cross section is circular setting.This hollow pipe 11 comprises a main part 110 and is positioned at the installation portion 112 at main part 110 two ends.Fix described the first spiral tool rest 15 on the tangent to periphery direction of this main part 110.Described the first blade 16 is screwed on this first spiral tool rest 15.The diameter of each installation portion 112 is less than the diameter of this main part 110, thereby forms step at the two ends of this hollow pipe 11.The outer surface of this installation portion 112 describedly cogs 12 for installing.The outer surface of this installation portion 112 arranges a keyway 113 vertically, so that a flat key coordinate to be installed, to fix, describedly cogs 12.The inwall of each installation portion 112 is provided with the annular storage tank 114 of connection outer face so that described bearing 14 to be installed, the diameter of this storage tank 114 is greater than the intracavity diameter of described main part 110, in the inner stage portion that forms of hollow pipe 11, to establish the outer ring of fixing described bearing 14 with card.Also be provided with a step 115 between this installation portion 112 and main part 110 to play the effect of gear 12 and the first spiral tool rest 15 bufferings.
Described fixed axis 13 is a hollow shaft, and according to intensity, needing in other embodiments can be also solid shafting.This fixed axis 13 has two stiff ends 131, for being fixed on the fixed head (not shown) of equipment.In the present embodiment, the end face of the stiff end 131 of this fixed axis 13 is provided with axial screw hole 132, wears described fixed head by screw again that stiff end 131 is sealed fixing, avoids fixed axis 13 to rotate.This fixed axis 13 is respectively equipped with a location division 135 near described stiff end 131, and the storage tank 114 of the corresponding described hollow pipe 11 in each 135 position, location division, to fix the inner ring of described bearing 14.
Describedly cog 12 for left-handed gear.Described the first blade 16 is fixed on the first spiral tool rest 15 by some screws 17.Described the first spiral tool rest 15 and the first blade 16 are left-handed setting.
Described lower rotor 20 is similar to above-mentioned upper rotor 10, comprise a hollow pipe 21, be arranged on these hollow pipe 21 two ends outer circumference surfaces two lower gears 22, run through this hollow pipe 21 fixed axis 23, be fixed on two bearings 24 between fixed axis 23 and hollow pipe 21, be fixed on the second spiral tool rest 25 of hollow pipe 21 outer surfaces and be fixed on upper second blade 26 of this second spiral tool rest 25.
The structure of the corresponding hollow pipe 11 of described hollow pipe 21, fixed axis 23, bearing 24 and described upper rotor 10, fixed axis 13, bearing 14 is identical, inferior, repeats no more.Described lower gear 22 is the dextrorotation gear, with described 12 engagements that cog.Described the second blade 26 is fixed on the second spiral tool rest 25 by some screws 27.Described the second spiral tool rest 25 and the second blade 26 are left-handed setting, to coordinate above-mentioned the first blade 16, arrange.
Described drive unit 30 comprises a drive shaft 31 and is arranged on the driven wheel 32 on this drive shaft 31.This drive shaft 31 is for connecting a motor (not shown).This driven wheel 32 and wherein lower gear 22 engagements, this driven wheel 32 is left-handed gear, contrary with described lower gear 22.
During work, external motor drives described driven wheel 32 to rotate, 12 rotate backward thereby drive described lower gear 22 and cog, and then drive that described hollow pipe 11,12 drives described the first blade 16, the second blade 26 rotates backward and the compartment of terrain engagement, thereby paper is sheared again and again.
Each rotor of helix transverse paper-cutting device 100 of the present utility model has adopted hollow pipe to be set on fixed axis, the mode that inner ring by bearing is fixed on fixed axis, outer ring is fixed on the hollow pipe inwall, the outer ring that makes hollow pipe and bearing is the stationary fit assembling, make the rotating part of rotor to be designed into enough thin, thereby make the fortune merit inertia of rotor little, in identical driving power situation, can obtain higher turning moment, improve linear velocity.In addition, because gear is arranged on the position of the corresponding bearing of hollow pipe, be that gear is arranged on the installation portion outer wall of hollow pipe, bearing is arranged in the installation portion inwall of hollow pipe, make the weight of gear directly be carried on bearing, reduced the pressure of gear mesh hollow pipe, further alleviated the requirement of strength of hollow pipe, what make hollow pipe to design is thinner.
In the present embodiment, describedly cog 12 for left-handed gear, the first blade 16 of described upper rotor 10 be left-handed setting, and described lower gear 22 is the dextrorotation gear, and the second blade 26 of described lower rotor 20 is the dextrorotation setting.By the corresponding rotation setting of gear and blade, guaranteed effective transmission of moment; By described cog 12 with the reverse setting of lower gear 22, can guarantee the engagement between gear.Understandably, in other embodiments, described cogging 12 can be taken turns for right-hand teeth, and the first blade 16 of described upper rotor 10 is the dextrorotation setting, and described lower gear 22 is left-handed gear, and the second blade 26 of described lower rotor 20 is left-handed setting.
The above embodiment has only expressed a kind of embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. a helix transverse paper-cutting device, comprise rotor on, rotor once, an and drive unit that drives this upper rotor and the rotation of lower rotor, it is characterized in that: described upper rotor comprises a hollow pipe, one fixed axis, two cog, two bearings and the first blade, described fixed axis runs through this hollow pipe, this hollow pipe is the hollow setting, comprise a main part and be positioned at the installation portion at main part two ends, described the first blade is arranged on this main part, the inner ring of described each bearing is fixed on fixed axis, the outer ring of each bearing is fixed on the inwall of the installation portion of this hollow pipe, described each cog and be arranged on the installation portion of corresponding hollow pipe, described cogging drives this hollow pipe around this fixed axis rotation, described lower rotor comprises a hollow pipe, a fixed axis, two lower gears, two bearings and the second blade, the fixed axis of this time rotor runs through this hollow pipe, this hollow pipe is the hollow setting, comprise a main part and be positioned at the installation portion at main part two ends, described the second blade is arranged on this main part, the inner ring of described each bearing is fixed on fixed axis, the outer ring of each bearing is fixed on the inwall of the installation portion of this hollow pipe, described each lower gear is arranged on the installation portion of corresponding hollow pipe, and described lower gear drives this hollow pipe and rotates around this fixed axis.
2. helix transverse paper-cutting device according to claim 1 is characterized in that: the bearing of described upper rotor is with the corresponding inwall cogged over against setting, and the inwall of the bearing of described lower rotor and corresponding lower gear is over against setting.
3. helix transverse paper-cutting device according to claim 1, it is characterized in that: the inwall of the hollow pipe of described upper rotor and the outer wall of fixed axis are spaced, to form the gap of rotation.
4. helix transverse paper-cutting device according to claim 1, it is characterized in that: two end faces of the fixed axis of described upper rotor are provided with screwed hole, by screw, the fixed axis of upper rotor is fixed on the fixed head of this helix transverse paper-cutting device.
5. helix transverse paper-cutting device according to claim 1, it is characterized in that: the installation portion inwall of the hollow pipe of described upper rotor is provided with the storage tank that is communicated with outside end face, the diameter of this storage tank is greater than the intracavity diameter of corresponding main part, forms stage portion with the installation portion inwall at hollow pipe and establishes the outer ring of fixing described bearing with card.
6. helix transverse paper-cutting device according to claim 1, it is characterized in that: described upper rotor also comprises the first spiral tool rest that is fixed on the hollow pipe outer surface and the Guo Feng slope, direction of rotation the place ahead that is arranged at described the first spiral tool rest, described the first blade is screwed on this first spiral tool rest, and this crosses the wind slope can reduce the resistance of air to the first spiral tool rest when upper rotor rotates.
7. helix transverse paper-cutting device according to claim 1 is characterized in that: described cogging as left-handed gear, and described the first blade is left-handed setting; Described lower gear is the dextrorotation gear, and described the second blade is the dextrorotation setting.
8. helix transverse paper-cutting device according to claim 7 is characterized in that: described drive unit comprises a drive shaft and is arranged on the driven wheel on this drive shaft, a lower gear engagement of this driven wheel and described lower rotor.
9. helix transverse paper-cutting device according to claim 1, it is characterized in that: described upper rotor also comprises one first spiral tool rest, this the first spiral tool rest is fixed on the main part of hollow pipe of described upper rotor, and described the first blade is screwed on this first spiral tool rest.
10. helix transverse paper-cutting device according to claim 1, it is characterized in that: described lower rotor also comprises one second spiral tool rest, this the second spiral tool rest is fixed on the main part of hollow pipe of described lower rotor, and described the second blade is screwed on this second spiral tool rest.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320389975 CN203357510U (en) | 2013-07-01 | 2013-07-01 | Spiral line transverse paper cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320389975 CN203357510U (en) | 2013-07-01 | 2013-07-01 | Spiral line transverse paper cutting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203357510U true CN203357510U (en) | 2013-12-25 |
Family
ID=49805327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320389975 Withdrawn - After Issue CN203357510U (en) | 2013-07-01 | 2013-07-01 | Spiral line transverse paper cutting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203357510U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103358341A (en) * | 2013-07-01 | 2013-10-23 | 东莞市骏兴机械科技有限公司 | Spiral line horizontal paper cutting device |
| CN105215474A (en) * | 2015-11-09 | 2016-01-06 | 江苏施诺照明有限公司 | A kind of aluminium sheet bead cutter cutter |
-
2013
- 2013-07-01 CN CN 201320389975 patent/CN203357510U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103358341A (en) * | 2013-07-01 | 2013-10-23 | 东莞市骏兴机械科技有限公司 | Spiral line horizontal paper cutting device |
| CN103358341B (en) * | 2013-07-01 | 2016-06-15 | 东莞市骏兴机械科技有限公司 | Helix transverse paper-cutting device |
| CN105215474A (en) * | 2015-11-09 | 2016-01-06 | 江苏施诺照明有限公司 | A kind of aluminium sheet bead cutter cutter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131225 Effective date of abandoning: 20160615 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |