CN212943304U - Paper shredder - Google Patents
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- CN212943304U CN212943304U CN202020898089.9U CN202020898089U CN212943304U CN 212943304 U CN212943304 U CN 212943304U CN 202020898089 U CN202020898089 U CN 202020898089U CN 212943304 U CN212943304 U CN 212943304U
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- 239000000123 paper Substances 0.000 claims description 228
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- 230000005540 biological transmission Effects 0.000 claims description 6
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- 238000005507 spraying Methods 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 5
- 239000011087 paperboard Substances 0.000 claims description 3
- 230000009467 reduction Effects 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
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Abstract
The utility model discloses a paper shredder, which comprises a frame, a paper shredding device, a paper feeding device, a material crushing container and a power supply device; the paper shredding device is connected to the rack and provided with a paper shredding channel, and the paper shredding device is used for acting to shred paper in the paper shredding channel; the paper feeding device is connected to the rack and provided with a paper feeding channel, and the paper feeding device is used for acting to convey paper in the paper feeding channel to the paper shredding channel; the material crushing container is arranged below the paper crushing device and is used for receiving crushed paper materials crushed by the paper crushing device; the power supply device is electrically connected with the paper shredding device and is used for at least supplying power to the paper shredding device. The utility model discloses can carry the paper to the shredded paper passageway automatically in, can improve the convenience of shredded paper, can also improve the efficiency of shredded paper.
Description
Technical Field
The utility model relates to a paper shredder.
Background
At present, the paper shredder is a special device for shredding documents and paper, and becomes a necessary article for modern office work with the enhancement of people's secrecy consciousness. However, most of the existing paper shredders need to align paper first, then align the paper to a shredding channel in the paper shredder and manually plug in the paper shredding channel, and the paper shredding channel is narrow, so that the paper cannot be quickly aligned to the shredding channel, the use is inconvenient, and when a large amount of paper needs to be shredded, the paper shredding efficiency is low.
Disclosure of Invention
The utility model aims to solve the technical problem that overcome prior art's defect, provide a kneader, it has adsorption paper feeding device, can carry the paper to the shredded paper passageway automatically in, can improve the convenience of shredded paper, can also improve the efficiency of shredded paper.
In order to solve the technical problem, the technical scheme of the utility model is that: a paper shredder, comprising:
a frame;
the paper shredding device is connected to the rack and provided with a paper shredding channel, and is used for acting to shred the paper in the paper shredding channel;
the paper feeding device is connected to the rack and provided with a paper feeding channel, and the paper feeding device is used for acting to convey paper in the paper feeding channel to the paper shredding channel;
the crushed material container is arranged below the paper crushing device and used for receiving crushed paper materials crushed by the paper crushing device;
and the power supply device is electrically connected with the paper shredding device and is used for at least supplying power to the paper shredding device.
Further provides a concrete scheme of the paper feeding device, the paper feeding device comprises a driving shaft, a driven shaft, a conveying belt and a paper feeding driving device; wherein,
the driving shaft and the driven shaft are both rotationally connected to the rack;
the conveying belt is connected to the driving shaft and the driven shaft, and the paper feeding channel is arranged above the conveying belt;
the paper feeding driving device is connected to the rack and connected with the driving shaft, and the paper feeding driving device is used for acting to drive the driving shaft to rotate so as to drive the conveying belt to act to convey paper in the paper feeding channel.
Further provides a specific scheme of the paper feeding driving device, and the paper feeding driving device comprises:
the speed reducing motor is connected to the rack;
the driving belt wheel is connected to an output shaft of the speed reducing motor;
a driven pulley connected to the drive shaft;
and the transmission belt is connected to the driving belt wheel and the driven belt wheel, so that the driving belt wheel is driven by the speed reducing motor to rotate, and the driven belt wheel and the driving shaft are driven to rotate through the transmission belt.
Further provides a concrete scheme of the paper shredding device, and the paper shredding device comprises:
the paper shredding channel is arranged between the main paper shredding knife and the auxiliary paper shredding knife;
and the paper shredding driving mechanism is connected with the main paper shredding knife and the auxiliary paper shredding knife and is used for acting to drive the main paper shredding knife and the auxiliary paper shredding knife to rotate oppositely so as to shred the paper in the paper shredding channel.
Further provides a concrete scheme of the paper shredding driving mechanism, and the paper shredding driving mechanism comprises:
the driving motor is connected to the rack;
a driving sprocket connected to an output shaft of the driving motor;
a driven sprocket connected to the main shredding knife;
the chain is connected to the driving chain wheel and the driven chain wheel, so that the driving motor drives the driving chain wheel to rotate, and the driven chain wheel and the main paper shredding knife are driven to rotate through the chain;
at least one driving gear connected to the main shredding knife;
and the driven gears are in one-to-one correspondence with the driving gears, and are connected to the driven paper shredding knives and meshed with the corresponding driving gears, so that the main paper shredding knives drive the driven paper shredding knives to rotate oppositely.
Further provided is a concrete structure of the main paper shredding cutter and the slave paper shredding cutter, wherein the main paper shredding cutter comprises a main cutter shaft, at least one main mounting rod, a plurality of main blades and a plurality of main paper guide plates, and the slave paper shredding cutter comprises a slave cutter shaft, at least one slave mounting rod, a plurality of slave blades and a plurality of slave paper guide plates; wherein,
the main cutter shaft and the auxiliary cutter shaft are both rotationally connected to the rack;
the main mounting rod and the auxiliary mounting rod are both connected to the rack;
the main blade and the main guide paper board are sequentially arranged at intervals along the length direction of the main cutter shaft;
the main blade is connected to the main cutter shaft, and the main guide paper plate is connected to all the main mounting rods;
the auxiliary blade and the auxiliary paper guide plate are sequentially arranged at intervals along the length direction of the auxiliary cutter shaft;
the secondary blade is connected to the secondary cutter shaft, and the secondary paper guide plate is connected to all the secondary mounting rods;
and a gap for penetrating a part of the auxiliary blade is arranged between any two adjacent main blades, and a gap for penetrating a part of the main blade is arranged between any two adjacent auxiliary blades.
Further, in order to maintain the main paper shredding knife and the auxiliary paper shredding knife, the paper shredder also comprises an oil supply device which is connected to the frame and used for acting to spray oil to the main paper shredding knife and the auxiliary paper shredding knife.
The specific scheme of the oil supply device is further provided, and the oil supply device comprises an oil supply pump and an oil injection pipe; wherein,
the oil spraying pipe is connected to the rack, and the length direction of the oil spraying pipe is arranged along the length direction of the main paper shredding knife;
the oil injection pipe is internally provided with an oil injection channel, an oil inlet communicated with the oil injection channel and at least one nozzle communicated with the oil injection channel and used for injecting oil to the main paper shredding knife and the auxiliary paper shredding knife;
the inlet of the oil supply pump is connected with an external oil tank through a pipeline;
and the outlet of the oil supply pump is connected with the oil inlet of the oil injection pipe through a pipeline.
Further provided is a specific aspect of the scrap receptacle, which includes a box body and a plurality of pulleys; wherein,
a crushed material channel is arranged in the frame;
the pulley is connected to the bottom of the box body;
the box body is borne in the crushed aggregate passage through the pulleys.
Further provides a concrete scheme of the power supply device, wherein the power supply device comprises a rectifying and filtering circuit and an inverter circuit; wherein,
the rectification filter circuit is used for connecting an external single-phase alternating current power supply and rectifying the accessed single-phase alternating current power supply into a direct current power supply;
the inverter circuit is connected with the rectification filter circuit and is used for inverting the direct-current power supply output by the rectification filter circuit into a three-phase alternating-current power supply, and an IGBT module is arranged in the inverter circuit;
the inverter circuit is also connected with the paper shredding device and is used for providing a three-phase alternating current power supply for the paper shredding device.
After the technical scheme is adopted, paper is placed on the conveying belt, the speed reduction motor drives the driving belt wheel to rotate, the driving belt wheel and the driven belt wheel are driven to rotate through the driving belt, and the conveying belt is driven to move so as to convey the paper in the paper conveying channel to the paper shredding channel. The driving motor drives the driving chain wheel to rotate, the chain drives the driven chain wheel and the main paper shredding knife to rotate, and the driving gear and the driven gear enable the main paper shredding knife and the driven paper shredding knife to rotate oppositely to shred paper. It can be automatic carry the paper to the shredded paper passageway in, the user need not to aim at the narrow shredded paper passageway with the paper, has improved the convenience of shredded paper, has still improved the efficiency of shredded paper, and the crushed aggregates after the paper is smashed falls into in the crushed aggregates container, be favorable to the collection and the clearance of crushed aggregates moreover. And, through power supply unit can be with external single phase alternating current power supply conversion three-phase alternating current provides driving motor in the shredded paper device, satisfied driving motor's power supply demand.
Drawings
FIG. 1 is a schematic view of the shredder of the present invention;
FIG. 2 is a schematic structural view of the paper shredding device and the paper feeding device of the present invention;
FIG. 3 is an exploded view of the shredder of the present invention;
fig. 4 is a schematic structural view of the main paper shredding knife and the auxiliary paper shredding knife of the present invention.
Detailed Description
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.
As shown in fig. 1 to 4, a paper shredder includes:
a frame 1;
the paper shredding device 100 is connected to the rack 1 and provided with a paper shredding channel, and the paper shredding device 100 is used for acting to shred paper in the paper shredding channel;
the paper feeding device 200 is connected to the frame 1 and provided with a paper feeding channel, and the paper feeding device 200 is used for acting to convey paper in the paper feeding channel to the paper shredding channel;
a scrap receptacle 300 provided below the shredder 100 for receiving crushed paper from the shredder 100;
the power supply device 400 is electrically connected with the paper shredding device 100 and used for at least supplying power to the paper shredding device 100, and the power supply device 400 is used for being connected with an external single-phase alternating-current power supply and converting the single-phase alternating-current power supply into three-phase alternating-current power to be supplied to the paper shredding device 100, so that the power supply requirement of the paper shredding device 100 is met. Specifically, the user only needs to place the paper on paper feed device 200, paper feed device 200 can be automatically carried the paper to the shredded paper passageway in, has improved the convenience of shredded paper, has still improved the efficiency of shredded paper, and the crushed aggregates after the paper is smashed falls into in the crushed aggregates container 300, be favorable to the collection and the clearance of crushed aggregates moreover.
As shown in fig. 1 to 3, the paper feeding device 200 includes, for example but not limited to, a driving shaft 2, a driven shaft 3, a conveying belt 4 and a paper feeding driving device; wherein,
the driving shaft 2 and the driven shaft 3 are both rotationally connected to the rack 1;
the conveying belt 4 is connected to the driving shaft 2 and the driven shaft 3, and the paper feeding channel is arranged above the conveying belt 4;
the paper feeding driving device is connected to the rack 1 and connected with the driving shaft 2, and is used for acting to drive the driving shaft 2 to rotate so as to drive the conveying belt 4 to act to convey paper in the paper feeding channel.
As shown in fig. 1 to 3, the paper feeding driving device includes, for example but not limited to, the following structures:
a speed reducing motor 5 connected to the frame 1;
a driving pulley 6 connected to an output shaft of the reduction motor 5;
a driven pulley 7 connected to the drive shaft 2;
a transmission belt 8 connected to the driving pulley 6 and the driven pulley 7, so that the reduction motor 5 drives the driving pulley 6 to rotate, and further drives the driven pulley 7 and the driving shaft 2 to rotate through the transmission belt 8; specifically, the conveyor belt 4 connected to the driving shaft 2 and the driven shaft 3 is formed with an upper belt portion and a lower belt portion, the paper feeding passage is provided above the upper belt portion, and the frame 1 is further connected with a support plate 30 which is used for abutting against the lower end surface of the upper belt portion to support the upper belt portion.
As shown in FIGS. 1-4, the shredding device 100 may be configured, for example, but not limited to, as follows:
the main paper shredding knife 9 and the auxiliary paper shredding knife 10 are rotatably connected to the rack 1, and the paper shredding channel is arranged between the main paper shredding knife 9 and the auxiliary paper shredding knife 10;
and a paper shredding driving mechanism which is connected with the main paper shredding knife 9 and the auxiliary paper shredding knife 10 and is used for acting to drive the main paper shredding knife 9 and the auxiliary paper shredding knife 10 to rotate oppositely so as to shred the paper in the paper shredding channel.
As shown in FIGS. 1-4, the shredding drive mechanism may be, for example and without limitation, a structure comprising:
a driving motor 11 connected to the frame 1;
a drive sprocket 12 connected to an output shaft of the drive motor 11;
a driven sprocket 13 connected to the main shredder 9;
a chain connected to the driving sprocket 12 and the driven sprocket 13, so that the driving motor 11 drives the driving sprocket 12 to rotate, and further drives the driven sprocket 13 and the main shredder 9 to rotate through the chain;
at least one driving gear 14 connected to the main shredder blade 9;
and the driven gears 15 are in one-to-one correspondence with the driving gears 14, and the driven gears 15 are connected to the slave paper shredding knives 10 and meshed with the corresponding driving gears 14, so that the master paper shredding knife 9 drives the slave paper shredding knives 10 to rotate oppositely. In this embodiment, the driving sprocket 12 and the driven sprocket 13 are double-row sprockets, two driving gears 14 and two driven gears 15 are provided, one driving gear 14 is connected to each end of the main shredder blade 9, and one driven gear 15 is connected to each end of the driven shredder blade 10.
As shown in fig. 1 to 4, the main shredding knife 9 includes, for example and without limitation, a main knife shaft 16, at least one main mounting bar 17, a plurality of main blades 18, and a plurality of main guide boards 19, and the slave shredding knife 10 includes, for example and without limitation, a slave knife shaft 20, at least one slave mounting bar 21, a plurality of slave blades 22, and a plurality of slave guide boards 23; wherein,
the main knife shaft 16 and the auxiliary knife shaft 20 are both rotatably connected to the frame 1, in this embodiment, the driven sprocket 13 and the driving gear 14 are both connected to the main knife shaft 16, and the driven gear 15 is connected to the auxiliary knife shaft 20;
the main mounting rod 17 and the auxiliary mounting rod 21 are both connected to the frame 1;
the main blades 18 and the main paper boards 19 are sequentially arranged at intervals along the length direction of the main cutter shaft 16;
the main blade 18 is connected to the main knife shaft 16, and the main paper guide plate 19 is connected to all the main mounting rods 17;
the slave blade 22 and the slave paper guide plate 23 are sequentially arranged at intervals along the length direction of the slave knife shaft 20;
the slave blade 22 is connected to the slave knife shaft 20, and the slave paper guide plate 23 is connected to all the slave mounting rods 21;
a gap for penetrating a part of the secondary blade 22 is arranged between any two adjacent primary blades 18, and a gap for penetrating a part of the primary blade 18 is arranged between any two adjacent secondary blades 22; specifically, the main paper guide plate 19 is provided with a main passing hole for passing through the main knife shaft 16, the auxiliary paper guide plate 23 is provided with an auxiliary passing hole for passing through the auxiliary knife shaft 20, a plurality of knife edges 31 are arranged on the outer peripheral part of the main knife blade 18 and the outer peripheral part of the auxiliary knife blade 22, and the main paper guide plate 19 and the auxiliary paper guide plate 23 play a role of guiding paper.
As shown in fig. 1 to 3, the paper shredder further includes an oil supply device connected to the frame 1 and operated to spray oil to the main shredding knife 9 and the sub shredding knife 10, so as to maintain the main shredding knife 9 and the sub shredding knife 10 and prolong the service life.
As shown in fig. 1 to 3, the oil supply device includes, for example, but not limited to, an oil supply pump 24 and an oil spray pipe 25; wherein,
the oil spraying pipe 25 is connected to the frame 1 and the length direction of the oil spraying pipe 25 is arranged along the length direction of the main paper shredding knife 9;
the oil injection pipe 25 is internally provided with an oil injection channel, an oil inlet communicated with the oil injection channel and at least one nozzle 26 communicated with the oil injection channel and used for injecting oil to the main paper shredding knife 9 and the auxiliary paper shredding knife 10;
the inlet of the supply pump 24 is connected to an external oil tank via a line 27;
the outlet of the feed pump 24 is connected to the oil inlet of the oil jet pipe 25 via a pipe 27, so that the feed pump 24 pumps oil from an external oil tank to the oil jet passage, and the oil is jetted from the nozzle 26.
As shown in fig. 1, the spitwad container 300 is, for example, but not limited to, a structure including a box 28 and a plurality of pulleys 29; wherein,
a crushed material channel is arranged in the frame 1;
the pulley 29 is connected to the bottom of the box body 28;
the box 28 is carried in the scrap chute by the pulley 29; in particular, the provision of the pulley 29 facilitates the removal of the box 28.
As shown in fig. 1, the power supply device 400 includes, for example, but not limited to, a structure including a rectifying filter circuit and an inverter circuit; wherein,
the rectification filter circuit is used for connecting an external single-phase alternating current power supply and rectifying the accessed single-phase alternating current power supply into a direct current power supply;
the inverter circuit is connected with the rectification filter circuit and is used for inverting the direct-current power supply output by the rectification filter circuit into a three-phase alternating-current power supply, and an IGBT module is arranged in the inverter circuit;
the inverter circuit is also connected to the shredder 100 and is used to provide a three-phase ac power supply to the shredder 100. In this embodiment, the rectifying and filtering circuit includes a diode full-wave rectifying capacitor; specifically, the rectifying and filtering circuit is connected with an external 220V single-phase alternating current, and outputs a 330V direct current through a diode full-wave rectifying capacitor in the rectifying and filtering circuit, and outputs a 220V three-phase alternating current through an inverter circuit provided with an IGBT module, and then integrated control and monitoring protection are formed through a microelectronic technology. Specifically, the inverter circuit is electrically connected to the driving motor 11 of the shredder 100.
The working principle of the utility model is as follows:
the paper is placed on the conveying belt 4, the speed reduction motor 5 drives the driving belt wheel 6 to rotate, the driving belt wheel 8 drives the driven belt wheel 7 and the driving shaft 2 to rotate, and the conveying belt 4 is driven to move so as to convey the paper in the paper conveying channel to the paper shredding channel. The driving motor 11 drives the driving sprocket 12 to rotate, and then drives the driven sprocket 13 and the main paper shredding knife 9 to rotate through the chain, and then the driving gear 14 and the driven gear 15 enable the main paper shredding knife 9 and the auxiliary paper shredding knife 10 to rotate oppositely to shred paper. It can be automatic carry the paper to the shredded paper passageway in, the user need not to aim at the narrow shredded paper passageway with the paper, has improved the convenience of shredded paper, has still improved the efficiency of shredded paper, and the crushed aggregates after the paper is smashed in addition falls into among the crushed aggregates container 300, be favorable to the collection and the clearance of crushed aggregates. Moreover, the power supply device 400 can convert an external single-phase alternating current power supply into a three-phase alternating current power supply to be supplied to the driving motor 11 in the paper shredding device 100, so that the power supply requirement of the driving motor 11 is met.
The above-mentioned embodiments further explain in detail the technical problems, technical solutions and advantages solved by the present invention, and it should be understood that the above only is a specific embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements 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.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, 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 position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
Claims (10)
1. A paper shredder, comprising:
a frame (1);
the paper shredding device (100) is connected to the rack (1) and provided with a paper shredding channel, and the paper shredding device (100) is used for acting to shred the paper in the paper shredding channel;
the paper feeding device (200) is connected to the rack (1) and provided with a paper feeding channel, and the paper feeding device (200) is used for acting to convey paper in the paper feeding channel into the paper shredding channel;
a crushed material container (300) provided below the paper shredder (100) and configured to receive crushed material of the paper sheets shredded by the paper shredder (100);
and the power supply device (400) is electrically connected with the paper shredding device (100) and is used for at least supplying power to the paper shredding device (100).
2. The shredder according to claim 1, wherein the paper feeding device (200) comprises a driving shaft (2), a driven shaft (3), a conveyor belt (4) and a paper feeding driving device; wherein,
the driving shaft (2) and the driven shaft (3) are both rotationally connected to the rack (1);
the conveying belt (4) is connected to the driving shaft (2) and the driven shaft (3), and the paper conveying channel is arranged above the conveying belt (4);
the paper feeding driving device is connected to the rack (1) and connected with the driving shaft (2), and is used for acting to drive the driving shaft (2) to rotate so as to drive the conveying belt (4) to act to convey paper in the paper feeding channel.
3. The shredder according to claim 2, wherein the paper feed driving device comprises:
a speed reducing motor (5) connected to the frame (1);
a driving belt wheel (6) connected to the output shaft of the speed reducing motor (5);
a driven pulley (7) connected to the drive shaft (2);
and the transmission belt (8) is connected to the driving belt wheel (6) and the driven belt wheel (7), so that the driving belt wheel (6) is driven to rotate by the speed reducing motor (5), and the driven belt wheel (7) and the driving shaft (2) are driven to rotate by the transmission belt (8).
4. The shredder according to claim 1, wherein the shredding device (100) comprises:
the paper shredding device comprises a main paper shredding knife (9) and a secondary paper shredding knife (10) which are rotatably connected to the rack (1), wherein a paper shredding channel is arranged between the main paper shredding knife (9) and the secondary paper shredding knife (10);
and a paper shredding driving mechanism which is connected with the main paper shredding knife (9) and the auxiliary paper shredding knife (10) and is used for acting to drive the main paper shredding knife (9) and the auxiliary paper shredding knife (10) to rotate oppositely so as to shred the paper in the paper shredding channel.
5. The shredder according to claim 4, wherein the shredding drive mechanism comprises:
the driving motor (11) is connected to the rack (1);
a driving sprocket (12) connected to an output shaft of the driving motor (11);
a driven sprocket (13) connected to the main shredding knife (9);
the chain is connected to the driving chain wheel (12) and the driven chain wheel (13), so that the driving motor (11) drives the driving chain wheel (12) to rotate, and the driven chain wheel (13) and the main paper shredding knife (9) are driven to rotate through the chain;
at least one driving gear (14) connected to the main shredder blade (9);
the driven gears (15) are in one-to-one correspondence with the driving gears (14), and the driven gears (15) are connected to the secondary paper shredding knife (10) and meshed with the corresponding driving gears (14), so that the primary paper shredding knife (9) drives the secondary paper shredding knife (10) to rotate oppositely.
6. The shredder according to claim 4, characterized in that the main shredding knife (9) comprises a main cutter shaft (16), at least one main mounting bar (17), a plurality of main blades (18) and a plurality of main paper guide plates (19), and the slave shredding knife (10) comprises a slave cutter shaft (20), at least one slave mounting bar (21), a plurality of slave blades (22) and a plurality of slave paper guide plates (23); wherein,
the main cutter shaft (16) and the auxiliary cutter shaft (20) are both rotationally connected to the frame (1);
the main mounting rod (17) and the auxiliary mounting rod (21) are connected to the rack (1);
the main blade (18) and the main paper board (19) are sequentially arranged at intervals along the length direction of the main cutter shaft (16);
the main blade (18) is connected to the main cutter shaft (16), and the main paper guide plate (19) is connected to all the main mounting rods (17);
the slave blade (22) and the slave paper guide plate (23) are sequentially arranged at intervals along the length direction of the slave cutter shaft (20);
the slave blade (22) is connected to the slave knife shaft (20), and the slave paper guide plate (23) is connected to all the slave mounting rods (21);
a gap for penetrating a part of the secondary blade (22) is arranged between any two adjacent primary blades (18), and a gap for penetrating a part of the primary blade (18) is arranged between any two adjacent secondary blades (22).
7. The shredder according to claim 4, further comprising an oil supply device connected to the frame (1) and acting to spray oil to the main shredding knife (9) and the secondary shredding knife (10).
8. The shredder according to claim 7, wherein the oil supply device comprises an oil supply pump (24) and an oil spray pipe (25); wherein,
the oil spraying pipe (25) is connected to the frame (1) and the length direction of the oil spraying pipe (25) is arranged along the length direction of the main paper shredding knife (9);
the oil injection pipe (25) is internally provided with an oil injection channel, an oil inlet communicated with the oil injection channel and at least one nozzle (26) communicated with the oil injection channel and used for injecting oil to the main paper shredding knife (9) and the auxiliary paper shredding knife (10);
the inlet of the oil supply pump (24) is connected with an external oil tank through a pipeline (27);
the outlet of the oil supply pump (24) is connected with the oil inlet of the oil injection pipe (25) through a pipeline (27).
9. The shredder of claim 1, wherein the spitwad container (300) comprises a box (28) and a plurality of pulleys (29); wherein,
a crushed material channel is arranged in the frame (1);
the pulley (29) is connected to the bottom of the box body (28);
the box body (28) is carried in the material crushing channel through the pulley (29).
10. The shredder according to claim 1, wherein the power supply device (400) comprises a rectifying and filtering circuit and an inverter circuit; wherein,
the rectification filter circuit is used for connecting an external single-phase alternating current power supply and rectifying the accessed single-phase alternating current power supply into a direct current power supply;
the inverter circuit is connected with the rectification filter circuit and is used for inverting the direct-current power supply output by the rectification filter circuit into a three-phase alternating-current power supply, and an IGBT module is arranged in the inverter circuit;
the inverter circuit is also connected with the paper shredding device (100) and is used for providing a three-phase alternating current power supply for the paper shredding device (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020898089.9U CN212943304U (en) | 2020-05-25 | 2020-05-25 | Paper shredder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020898089.9U CN212943304U (en) | 2020-05-25 | 2020-05-25 | Paper shredder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212943304U true CN212943304U (en) | 2021-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020898089.9U Active CN212943304U (en) | 2020-05-25 | 2020-05-25 | Paper shredder |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115301698A (en) * | 2022-08-17 | 2022-11-08 | 江苏旭田环保机械有限公司 | Automatic paper shredding and packaging machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115301698A (en) * | 2022-08-17 | 2022-11-08 | 江苏旭田环保机械有限公司 | Automatic paper shredding and packaging machine |
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