CN203409810U - Paper cutting device with built-in motor - Google Patents
Paper cutting device with built-in motor Download PDFInfo
- Publication number
- CN203409810U CN203409810U CN201320461636.7U CN201320461636U CN203409810U CN 203409810 U CN203409810 U CN 203409810U CN 201320461636 U CN201320461636 U CN 201320461636U CN 203409810 U CN203409810 U CN 203409810U
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- hollow pipe
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- motor
- rotor
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- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 230000005389 magnetism Effects 0.000 claims description 16
- 230000005284 excitation Effects 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 11
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
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Abstract
The utility model relates to a paper cutting device with a built-in motor. The paper cutting device comprises a first knife roll and a second lower knife roll, wherein a first blade is installed on the outer surface of the first knife roll, a second blade is installed on the outer surface of the second lower knife roll, the first knife roll comprises a first hollow pipe, a built-in motor which is installed inside the first hollow pipe, a plurality of first bearings which are arranged between the built-in motor and the first hollow pipe and two first gears which are fixed on two ends of the first hollow pipe; the second knife roll comprises a second hollow pipe, a fixed shaft which is installed inside the second hollow pipe, a plurality of second bearings which are arranged between the fixed shaft and the second hollow pipe and two second gears which are fixed on two ends of the second hollow pipe; the built-in motor drives the first hollow pipe to rotate, the second hollow pipe is driven to rotate through the transmission of the first gear and the second gear, so that the first blade of the first knife roll and the second blade of the second knife roll are engaged with each other in opposite directions so as to execute the paper cutting action.
Description
Technical field
The utility model relates to a kind of paper cutter, particularly relates to a kind of paper cutter with built-in motor with built-in motor.
Background technology
The rotation paper cutting device of prior art comprises bottom tool and external motor, 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 external motor realizes 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; In addition, outside motor-driven also easily causes transmission error, causes precision to be difficult to guarantee.
Utility model content
Based on this, be of the present utility modelly to provide the paper cutter with built-in motor that a kind of movement inertia is little, precision is high.
A kind of paper cutter with built-in motor, comprise one first rotor and second time rotor, this the first rotor outer surface is provided with the first blade, the outer surface of this second time rotor is provided with the second blade, and described the first rotor comprises one first hollow pipe, be arranged on built-in motor in the first hollow pipe, be arranged on the some clutch shaft bearings between built-in motor and the first hollow pipe and be fixed on 2 first gears at the first hollow pipe two ends; This second rotor comprises one second hollow pipe, be arranged on fixed axis in the second hollow pipe, be arranged on some the second bearings between fixed axis and the second hollow pipe and be fixed on 2 second gears at the second hollow pipe two ends; Described built-in motor drives described the first hollow pipe to rotate, and the transmission by the first gear and the second gear drives the second hollow pipe to rotate, thereby makes the first blade of the first rotor and the second blade of the second rotor oppositely mesh and carry out cut paper action.
Further, described built-in motor comprise one for be fixed on external equipment fixed bar, be arranged on the excitation component on fixed bar surface and be fixed on the permanent magnetism portion of the inwall of described the first hollow pipe, thereby drive permanent magnetism portion to rotate during this excitation component energising, drive the first hollow pipe to rotate.
Further, described the first hollow pipe comprises a main part and is arranged on the installation portion at the two ends of this main part, this main part inwall extends the baffle plate of a ring-type, and described each installation portion is provided with a gripper shoe, and described the second bearing holder (housing, cover) is located on fixed bar and is fastened on respectively in baffle plate and gripper shoe.
Further, the excitation component of described built-in motor and permanent magnetism portion are housed in described the first hollow pipe and at described baffle plate and wherein between a gripper shoe.
Further, the inwall at the both ends of described main part is provided with internal thread, and described each installation portion one end is provided with external screw thread and screws fixing with the internal thread with main part.
Further, sheathed fixing described the first gear of the other end of described installation portion.
Further, described baffle plate is divided into by the inside of described the first hollow pipe two chambers that length is different, and the lengthwise ratio of these two chambers is 2:1.
Further, described fixed bar is provided with the axis hole at center, and described built-in motor comprises the cable that connects described excitation component, and this cable penetrates into axis hole from the outer wall of fixed bar, then extends to outside from axis hole.
Further, the fixed axis of described the second rotor is hollow setting, and two end faces of this fixed axis are provided with screwed hole, upper fixed axis is fixed on external equipment by screw.
Further, described the first gear is dextrorotation gear, and described the second gear is left-handed gear, and described the first blade is fixed on the first hollow pipe, and this first blade is dextrorotation setting; Described the second blade is fixed on the second hollow pipe, and this second blade is left-handed setting.
First rotor with the paper cutter of built-in motor of the present utility model has adopted built-in motor, and the magnet exciting coil of taking built-in motor maintains static, the first hollow pipe of peripheral permanent magnetism portion and the first rotor is fixing to drive the first hollow pipe to rotate, the rotating part of rotor can be designed into enough thin, thereby make the fortune merit inertia of the first rotor little, in identical driving power situation, can obtain higher turning moment, improve linear velocity.
Accompanying drawing explanation
Fig. 1 is the stereogram that the utlity model has the paper cutter of built-in motor.
Fig. 2 is the rearview of the first rotor of the paper cutter with built-in motor of Fig. 1.
Fig. 3 is the left view of the first rotor of the paper cutter with built-in motor of Fig. 1.
Fig. 4 is the cutaway view of the upper rotor A-A along the line of Fig. 2.
Fig. 5 is the stereogram of permanent magnetism portion of built-in motor of the first rotor of Fig. 1.
Fig. 6 is the stereogram of removing the other parts after permanent magnetism portion of built-in motor of the first rotor of Fig. 1.
Fig. 7 is that the first rotor of Fig. 2 rotates the view after 90 degree.
Fig. 8 is the cutaway view of the second rotor of the paper cutter with built-in motor of Fig. 1, and wherein the second gear omits and do not show.
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 to Fig. 4, a kind of paper cutter 100 with built-in motor of the present utility model, comprises one first rotor 10 and one second rotor 20.The first blade 50(that this first rotor 10 comprises one first hollow pipe 11, be arranged on built-in motor 30 in the first hollow pipe 11, be arranged on some clutch shaft bearings 40 between built-in motor 30 and the first hollow pipe 11, be fixed on 2 first gears 13 at the first hollow pipe 11 two ends and be fixed on the first hollow pipe 11 outer surfaces as shown in Figure 7); This second rotor 20 comprises one second hollow pipe 21, be arranged on fixed axis 22 in the second hollow pipe 21, be arranged on the second bearing 60 between fixed axis 22 and the second hollow pipe 21, be fixed on 2 second gears 23 at the second hollow pipe 21 two ends and be fixed on the second blade (not shown) of the second hollow pipe 21 outer surfaces.Described the first hollow pipe 11 and the second hollow pipe 21 are all fixed in external equipment (not shown).Described built-in motor 30 drives described the first rotor 10 and one second rotor 20 to rotate, thereby is rotated backward and carried out cut paper action by the first rotor 10 and the second rotor 20.
The first hollow pipe 11 of described the first rotor 10 comprises a main part 16 and is arranged on the installation portion 17 at the two ends of this main part 16.This main part 16 is pipe body shape setting, the vertical baffle plate 160 that extends a ring-type of its inwall.This baffle plate 160 is positioned at a side of main part 16, and main part 16 is separated into two chambers.In the present embodiment, two chambers that separated by baffle plate 160 are different in size, and more specifically, the lengthwise ratio of these two chambers is 2:1.Described baffle plate 160 is provided with step groove 161 towards the end face of shorter chamber, so that described clutch shaft bearing 40 to be installed.The two ends inwall of this main part 16 is provided with internal thread.Each installation portion 17 arranges in a tubular form, comprises the gripper shoe 170 of one end, and the outer wall of this gripper shoe 170 is provided with external screw thread, with the screw-internal thread fit with described main part 16, installs.This gripper shoe 170 is provided with step groove 171 towards the end face of main part 16, in order to another clutch shaft bearing 40 to be installed.Each installation portion 17 is installed described the first gear 13 away from the outside, one end of main part 16.
Refer to Fig. 5 to Fig. 7, described built-in motor 30 comprises a fixed bar 31, be arranged on the excitation component 32 on fixed bar 31 surfaces and be fixed on the permanent magnetism portion 33 of the inwall of described the first hollow pipe 11.This permanent magnetism portion 33 is corresponding surrounds described excitation component 32, and arranges with excitation component 32 intervals.Described fixed bar 31 is provided with axis hole 310.This fixed bar 31 runs through whole the first hollow pipe 11.The step groove 161,171 of these fixed bar 31 corresponding described the first hollow pipes 11 is provided with step 311, with corresponding matching baffle plate 160 and gripper shoe 170, each clutch shaft bearing 40 is fixed in the first hollow pipe 11.One section of outer surface of the chamber that corresponding the first hollow pipe 11 of described fixed bar 31 is shorter is provided with iron core slot (figure is mark not) to be wound around magnet exciting coil 35.This magnet exciting coil 35 connects external power source by cable 36.This cable 36 penetrates into the axis hole 310 at center from fixed bar 31 outer walls, then extends to outside from axis hole 310.This permanent magnetism portion 33 is circular setting, and its inwall is fixed some pole shoe pieces 330.The outer wall of this permanent magnetism portion 33 is provided with some grooves 331, permanent magnetism portion 33 is locked in by screw to the inwall of the first hollow pipe 11.
Refer to Fig. 8, the second hollow pipe 21 of described the second rotor 20 is hollow metal tubulose, wherein cross section is circular setting, and the outer surface at the both ends of this second hollow pipe 21 is used for installing described the second gear 23, inner surface for described the second bearing 60 is installed.Described fixed axis 22 is a hollow shaft, and according to intensity, needing in other embodiments can be also solid shafting.Two end faces of this fixed axis 22 are provided with screwed hole 220, upper fixed axis 22 is fixed on external equipment by screw.In the present embodiment, the end face center at the two ends of this fixed axis 22 is provided with axial screw hole (figure is mark not), by screw, wears described fixed head so that two ends are sealed, avoids fixed axis 22 to rotate.
Described the first gear 13 is dextrorotation gear, and described the second gear 23 is left-handed gear.Described the first blade 50 is fixed on the first hollow pipe 11, and this first blade 50 is dextrorotation setting.Described the second blade is fixed on the second hollow pipe 21, and this second blade is left-handed setting.
During work, described built-in motor 30 energisings, the magnet exciting coil 35 of built-in motor 30 magnetic field that changes, drive described permanent magnetism portion 33 to drive the first hollow pipes 11 to rotate, this first hollow pipe 11 drives the second hollow pipe 21 to rotate backward by the first gear 13 and the second gear 23, and then drive described the first blade 50, the second blade to rotate backward and compartment of terrain engagement, thereby paper is sheared again and again.
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 paper cutter with built-in motor, it is characterized in that: comprise one first rotor and one second time rotor, this the first rotor outer surface is provided with the first blade, the outer surface of this second time rotor is provided with the second blade, and described the first rotor comprises one first hollow pipe, be arranged on built-in motor in the first hollow pipe, be arranged on the some clutch shaft bearings between built-in motor and the first hollow pipe and be fixed on first gear at the first hollow pipe two ends; This second rotor comprises one second hollow pipe, be arranged on fixed axis in the second hollow pipe, be arranged on some the second bearings between fixed axis and the second hollow pipe and be fixed on second gear at the second hollow pipe two ends; Described built-in motor drives described the first hollow pipe to rotate, and the transmission by the first gear and the second gear drives the second hollow pipe to rotate, thereby makes the first blade of the first rotor and the second blade of the second rotor oppositely mesh and carry out cut paper action.
2. the paper cutter with built-in motor according to claim 1, it is characterized in that: described built-in motor comprise one for be fixed on external equipment fixed bar, be arranged on the excitation component on fixed bar and be fixed on the permanent magnetism portion of the inwall of described the first hollow pipe, thereby drive permanent magnetism portion to rotate during this excitation component energising, drive the first hollow pipe to rotate.
3. the paper cutter with built-in motor according to claim 2, it is characterized in that: described the first hollow pipe comprises a main part and is arranged on the installation portion at the two ends of this main part, this main part inwall extends the baffle plate of a ring-type, described each installation portion is provided with a gripper shoe, and described the second bearing holder (housing, cover) is located on fixed bar and is fastened on respectively in baffle plate and gripper shoe.
4. the paper cutter with built-in motor according to claim 3, is characterized in that: the excitation component of described built-in motor and permanent magnetism portion are housed in described the first hollow pipe and at described baffle plate and wherein between a gripper shoe.
5. the paper cutter with built-in motor according to claim 3, is characterized in that: the inwall at the both ends of described main part is provided with internal thread, and described each installation portion one end is provided with external screw thread and screws fixing with the internal thread with main part.
6. the paper cutter with built-in motor according to claim 5, is characterized in that: sheathed fixing described first gear of the other end of described installation portion.
7. the paper cutter with built-in motor according to claim 3, is characterized in that: described baffle plate is divided into by the inside of described the first hollow pipe two chambers that length is different, and the lengthwise ratio of these two chambers is 2:1.
8. the paper cutter with built-in motor according to claim 2, it is characterized in that: described fixed bar is provided with the axis hole at center, described built-in motor comprises the cable that connects described excitation component, and this cable penetrates into axis hole from the outer wall of fixed bar, then extends to outside from axis hole.
9. the paper cutter with built-in motor according to claim 1, is characterized in that: the fixed axis of described the second rotor is hollow setting, and two end faces of this fixed axis are provided with screwed hole, upper fixed axis is fixed on external equipment by screw.
10. the paper cutter with built-in motor according to claim 1, is characterized in that: described the first gear is dextrorotation gear, and described the second gear is left-handed gear, and described the first blade is fixed on the first hollow pipe, and this first blade is dextrorotation setting; Described the second blade is fixed on the second hollow pipe, and this second blade is left-handed setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320461636.7U CN203409810U (en) | 2013-07-30 | 2013-07-30 | Paper cutting device with built-in motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320461636.7U CN203409810U (en) | 2013-07-30 | 2013-07-30 | Paper cutting device with built-in motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203409810U true CN203409810U (en) | 2014-01-29 |
Family
ID=49972735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320461636.7U Expired - Lifetime CN203409810U (en) | 2013-07-30 | 2013-07-30 | Paper cutting device with built-in motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203409810U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103395088A (en) * | 2013-07-30 | 2013-11-20 | 东莞市骏兴机械科技有限公司 | Paper cutting device with built-in motor |
| CN109849077A (en) * | 2019-01-30 | 2019-06-07 | 曲靖福牌彩印有限公司 | Cutting means greatly on printing machine |
| WO2024074667A1 (en) * | 2022-10-07 | 2024-04-11 | Bhs Corrugated Maschinen- Und Anlagenbau Gmbh | Knife bar roller |
-
2013
- 2013-07-30 CN CN201320461636.7U patent/CN203409810U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103395088A (en) * | 2013-07-30 | 2013-11-20 | 东莞市骏兴机械科技有限公司 | Paper cutting device with built-in motor |
| CN109849077A (en) * | 2019-01-30 | 2019-06-07 | 曲靖福牌彩印有限公司 | Cutting means greatly on printing machine |
| WO2024074667A1 (en) * | 2022-10-07 | 2024-04-11 | Bhs Corrugated Maschinen- Und Anlagenbau Gmbh | Knife bar roller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140129 |
|
| CX01 | Expiry of patent term |