CN103358341A - Spiral line horizontal paper cutting device - Google Patents

Spiral line horizontal paper cutting device Download PDF

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Publication number
CN103358341A
CN103358341A CN2013102743396A CN201310274339A CN103358341A CN 103358341 A CN103358341 A CN 103358341A CN 2013102743396 A CN2013102743396 A CN 2013102743396A CN 201310274339 A CN201310274339 A CN 201310274339A CN 103358341 A CN103358341 A CN 103358341A
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CN
China
Prior art keywords
rotor
hollow pipe
fixed
blade
cutting
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Application number
CN2013102743396A
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Chinese (zh)
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CN103358341B (en
Inventor
钟爵麟
张俊斌
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DONGGUAN JUNXING MACHINERY TECHNOLOGY Co Ltd
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DONGGUAN JUNXING MACHINERY TECHNOLOGY Co Ltd
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Priority to CN201310274339.6A priority Critical patent/CN103358341B/en
Publication of CN103358341A publication Critical patent/CN103358341A/en
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Publication of CN103358341B publication Critical patent/CN103358341B/en
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Abstract

The invention discloses a spiral line horizontal paper cutting device, which comprises an upper knife roll, a lower knife roll and a driving device for driving the upper knife roll and the lower knife roll to rotate, wherein the upper knife roll comprises a hollow tube, a fixed shaft, two upper gears, two bearings and a first blade; the fixed shaft penetrates through the hollow tube; the hollow tube is arranged by adopting a hollow structure, and comprises a main body part and mounting parts positioned at the two ends of the main body part; the first blade is mounted on the main body part; the inner ring of each bearing is fixed on the fixed shaft, and the outer ring of each bearing is fixed on the inner wall of one of the mounting parts of the hollow tube; the upper gears drive the hollow tube to rotate around the fixed shaft; the lower knife roll comprises a hollow tube, a fixed shaft, two lower gears, two bearings and a second blade; the fixed shaft of the lower knife roll penetrates through the hollow tube; the hollow tube is arranged by adopting a hollow structure, and comprises a main body part and mounting parts positioned at the two ends of the main body part; the second blade is mounted on the main body part; 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 one of the mounting parts of the hollow tube.

Description

The helix transverse paper-cutting device
Technical field
The present invention relates to a kind of paper cutter, particularly relate 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 installed in blade in the rotating shaft; Often adopt bearing to connect when the two ends of the rotating shaft of each cutter are connected with wallboard, namely the outer ring of bearing is fixed on the wallboard, and inner ring and the rotating shaft of bearing are fixed, and realizes the rotation of cutter by the gear drive in the rotating shaft.Yet, because the weight of gear and the weight of blade all need this elongated rotating shaft to bear, be proof strength, solid shafting is often adopted in this rotating shaft, so so that the movement inertia of this rotation paper cutting device is very large, greatly limit velocity of rotation, affected the cut paper speed of whole rotation paper cutting device.
Summary of the invention
Based on this, of the present inventionly be to provide a kind of movement inertia 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 installed on this main part, the inner ring of described each bearing is fixed on the 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 installed on the installation portion of corresponding hollow pipe, described cogging drives this hollow pipe and rotates around this fixed axis; 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 installed on this main part, the inner ring of described each bearing is fixed on the 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 installed 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 and the corresponding inwall that cogs be over against setting, and the inwall of the bearing of described lower rotor and corresponding lower gear is over against setting.
Further, the outer wall interval of the inwall of the hollow pipe of described upper rotor and fixed axis arranges, to form the gap of rotation.
Further, two end faces of the fixed axis of described upper rotor are provided with screwed hole, to be fixed on the fixed head of this helix transverse paper-cutting device by the fixed axis of screw with upper rotor.
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 forms stage portion is established fixing described bearing with card outer ring greater than the intracavity diameter of the main part of correspondence with the installation portion inwall at hollow pipe.
Further, described upper rotor also comprises the excessively wind slope in the direction of rotation the place ahead that is arranged at described the first spiral tool rest, and this crosses the wind slope can reduce air to the resistance of the first spiral tool rest when upper rotor rotates.
Further, described cogging is 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.
Further, described drive unit comprises a drive shaft and is installed in driven wheel on this drive shaft, the 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 helix transverse paper-cutting device of the present invention has adopted hollow pipe to be set on the fixed axis, the mode that inner ring by bearing is fixed on the fixed axis, the outer ring is fixed on the hollow pipe inwall, so that the outer ring of hollow pipe and bearing is the stationary fit assembling, so that the rotating part of rotor can be designed into is enough thin, thereby so that the fortune merit inertia of rotor is little, in identical driving power situation, can obtain higher turning moment, improve linear velocity.
Description of drawings
Fig. 1 is the front view of helix transverse paper-cutting device of the present invention.
Fig. 2 is the stereogram of the helix transverse paper-cutting device of Fig. 1.
Fig. 3 is the upper rotor of helix transverse paper-cutting device of Fig. 1 and the left view of lower rotor, wherein cogs and omits with lower gear.
Fig. 4 is the cutaway view of the upper rotor A-A along the line of Fig. 3.
The specific embodiment
For technical scheme of the present invention can more clearly be showed, the invention will be further described below in conjunction with accompanying drawing.
Please refer to Fig. 1 to Fig. 4, a kind of helix transverse paper-cutting device 100 of the present invention, 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 carries out the cut paper action by upper rotor 10 and lower rotor 20 backward rotation.
Should upper rotor 10 comprise a hollow pipe 11, be installed in 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 the 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, upward 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 air to the resistance of the first spiral tool rest 15 when upper rotor 10 rotates, reduce noise, the mechanical shock that produces when 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 is used for installing and describedly cogs 12.The outer surface of this installation portion 112 arranges a keyway 113 vertically, described cogs 12 so that a flat key cooperate to be installed with fixing.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, to establish the outer ring of fixing described bearing 14 with card in the hollow pipe 11 inner stage portion that form.Also be provided with a step 115 between this installation portion 112 and the 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, also can be solid shafting according to the intensity needs in other embodiments.This fixed axis 13 has two stiff ends 131, is used for the fixed head (not shown) of the equipment that is fixed on.In the present embodiment, the end face of the stiff end 131 of this fixed axis 13 is provided with axial screw hole 132, and it is sealed fixing with stiff end 131 again to wear described fixed head by screw, 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 the position of each location division 135 is with the inner ring of fixing 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 installed in 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 the 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, repeats no more inferior.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, arrange to cooperate above-mentioned the first blade 16.
Described drive unit 30 comprises a drive shaft 31 and is installed in driven wheel 32 on this drive shaft 31.This drive shaft 31 is used for connecting a motor (not shown).This driven wheel 32 and a wherein lower gear 22 engagements, this driven wheel 32 is left-handed gear, and is opposite with described lower gear 22.
During work, external motor drives described driven wheel 32 and rotates, thereby drive described lower gear 22 and 12 backward rotation that cog, and then drive described hollow pipe 11, described the first blade 16 of 12 drives, the second blade 26 backward rotation and compartment of terrain engagement, thereby paper is sheared again and again.
Each rotor of helix transverse paper-cutting device 100 of the present invention has adopted hollow pipe to be set on the fixed axis, the mode that inner ring by bearing is fixed on the fixed axis, the outer ring is fixed on the hollow pipe inwall, so that the outer ring of hollow pipe and bearing is the stationary fit assembling, so that the rotating part of rotor can be designed into is enough thin, thereby so that the fortune merit inertia of rotor is little, in identical driving power situation, can obtain higher turning moment, improve linear velocity.In addition, because gear is installed in the position of the corresponding bearing of hollow pipe, be that gear is installed on the installation portion outer wall of hollow pipe, bearing is installed in the installation portion inwall of hollow pipe, so that the weight of gear directly is carried on the bearing, reduced the pressure of gear mesh hollow pipe, further alleviated the requirement of strength of hollow pipe, so that hollow pipe can 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 the gear.Be appreciated that ground, 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 one embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.

Claims (10)

1. 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 installed on this main part, the inner ring of described each bearing is fixed on the 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 installed on the installation portion of corresponding hollow pipe, described cogging drives this hollow pipe and rotates around this fixed axis; 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 installed on this main part, the inner ring of described each bearing is fixed on the 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 installed 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 and the corresponding inwall that cogs be 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 is characterized in that: the outer wall interval of the inwall of the hollow pipe of described upper rotor and fixed axis arranges, 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, to be fixed on the fixed head of this helix transverse paper-cutting device by the fixed axis of screw with upper rotor.
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 forms stage portion is established fixing described bearing with card outer ring greater than the intracavity diameter of the main part of correspondence with the installation portion inwall at hollow pipe.
6. helix transverse paper-cutting device according to claim 1, it is characterized in that: described upper rotor also comprises the excessively wind slope in the direction of rotation the place ahead that is arranged at described the first spiral tool rest, and this crosses the wind slope can reduce air to the resistance of the first spiral tool rest when upper rotor rotates.
7. helix transverse paper-cutting device according to claim 1, it is characterized in that: described cogging is 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 installed in driven wheel on this drive shaft, the 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.
CN201310274339.6A 2013-07-01 2013-07-01 Helix transverse paper-cutting device Active CN103358341B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310274339.6A CN103358341B (en) 2013-07-01 2013-07-01 Helix transverse paper-cutting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310274339.6A CN103358341B (en) 2013-07-01 2013-07-01 Helix transverse paper-cutting device

Publications (2)

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CN103358341A true CN103358341A (en) 2013-10-23
CN103358341B CN103358341B (en) 2016-06-15

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103640056A (en) * 2013-10-30 2014-03-19 全利机械股份有限公司 Combined blade assembly and cutting mechanism for combined blade assembly
CN111037632A (en) * 2019-12-16 2020-04-21 杭州永晶科技有限公司 Cutting device for corrugated board production line

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201483562U (en) * 2009-06-10 2010-05-26 南通克铭数控设备有限公司 High-speed rotation shearing device of paper shearing machine
JP2010125313A (en) * 2008-11-30 2010-06-10 Teizo Miyanaga One-touch roll paper holder
CN201900746U (en) * 2010-12-08 2011-07-20 吴兆广 Paper cutting device of paper extraction folding machine
CN102514027A (en) * 2012-01-16 2012-06-27 林志宪 Cut paper breaking device used in paper film laminating machine
CN202542555U (en) * 2012-03-26 2012-11-21 温州正润机械有限公司 Vertical and horizontal full-automatic paperboard slitter
CN103056909A (en) * 2013-01-18 2013-04-24 坂崎雕刻模具(昆山)有限公司 Cutting roll waste discharge device for column to column die cutting machine
CN203357510U (en) * 2013-07-01 2013-12-25 东莞市骏兴机械科技有限公司 Spiral line transverse paper cutting device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010125313A (en) * 2008-11-30 2010-06-10 Teizo Miyanaga One-touch roll paper holder
CN201483562U (en) * 2009-06-10 2010-05-26 南通克铭数控设备有限公司 High-speed rotation shearing device of paper shearing machine
CN201900746U (en) * 2010-12-08 2011-07-20 吴兆广 Paper cutting device of paper extraction folding machine
CN102514027A (en) * 2012-01-16 2012-06-27 林志宪 Cut paper breaking device used in paper film laminating machine
CN202542555U (en) * 2012-03-26 2012-11-21 温州正润机械有限公司 Vertical and horizontal full-automatic paperboard slitter
CN103056909A (en) * 2013-01-18 2013-04-24 坂崎雕刻模具(昆山)有限公司 Cutting roll waste discharge device for column to column die cutting machine
CN203357510U (en) * 2013-07-01 2013-12-25 东莞市骏兴机械科技有限公司 Spiral line transverse paper cutting device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103640056A (en) * 2013-10-30 2014-03-19 全利机械股份有限公司 Combined blade assembly and cutting mechanism for combined blade assembly
CN111037632A (en) * 2019-12-16 2020-04-21 杭州永晶科技有限公司 Cutting device for corrugated board production line
CN111037632B (en) * 2019-12-16 2021-07-13 杭州永晶科技有限公司 Cutting device for corrugated board production line

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